adds atm driver for ifxmips, code ported from wippies 2.6.16 gpl release. it compiles but throws ioctl -EINVAL during bring up of atm device, hence marked as broken

SVN-Revision: 17819
owl
John Crispin 2009-10-02 09:41:22 +00:00
parent 7f3ed114f2
commit c1378fe9f1
10 changed files with 3754 additions and 0 deletions

View File

@ -0,0 +1,49 @@
# Copyright (C) 2009 OpenWrt.org
# All rights reserved.
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
# blogic@openwrt.org
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=ifxmips-atm
PKG_RELEASE:=1
include $(INCLUDE_DIR)/package.mk
define KernelPackage/ifxmips-atm
SUBMENU:=Network Devices
DEPENDS:=@BROKEN @TARGET_ifxmips +kmod-atm
TITLE:=ifxmips atm driver
FILES:=$(PKG_BUILD_DIR)/ifx-atm.$(LINUX_KMOD_SUFFIX)
AUTOLOAD:=$(call AutoLoad,50,ifx-atm)
endef
define Kernel/Package/ifxmips-atm/description
This package provides the atm driver needed to make dsl work on ifxmips based boards
endef
define Build/Prepare
mkdir -p $(PKG_BUILD_DIR)
$(CP) ./src/* $(PKG_BUILD_DIR)/
endef
define Build/Compile
$(MAKE) -C "$(LINUX_DIR)" \
CROSS_COMPILE="$(TARGET_CROSS)" \
ARCH="$(LINUX_KARCH)" \
SUBDIRS="$(PKG_BUILD_DIR)" \
modules
endef
define KernelPackage/ifxmips-atm/install
$(INSTALL_DIR) $(1)/lib/modules/$(LINUX_VERSION)
$(CP) $(PKG_BUILD_DIR)/ifx-atm.ko $(1)/lib/modules/$(LINUX_VERSION)
endef
$(eval $(call KernelPackage,ifxmips-atm))

View File

@ -0,0 +1,4 @@
obj-m += ifx-atm.o
ifx-atm-objs := skb.o irq.o proc.o core.o ppe.o
EXTRA_CFLAGS += -DENABLE_RX_QOS=1

View File

@ -0,0 +1,896 @@
#include <linux/atmdev.h>
#include <asm/ifxmips/ifxmips_irq.h>
#include <linux/irq.h>
#include <linux/sem.h>
#include <linux/coda.h>
#define RX_DMA_CH_CBR 0
#define RX_DMA_CH_VBR_RT 1
#define RX_DMA_CH_VBR_NRT 2
#define RX_DMA_CH_AVR 3
#define RX_DMA_CH_UBR 4
#define RX_DMA_CH_OAM 5
#define RX_DMA_CH_TOTAL 6
#define WRX_DMA_CHANNEL_INTERRUPT_MODE 0x00
#define WRX_DMA_CHANNEL_POLLING_MODE 0x01
//#define WRX_DMA_CHANNEL_COUNTER_MODE 0x02
#define WRX_DMA_CHANNEL_COUNTER_MODE WRX_DMA_CHANNEL_INTERRUPT_MODE
#define WRX_DMA_BUF_LEN_PER_DESCRIPTOR 0x00
#define WRX_DMA_BUF_LEN_PER_CHANNEL 0x01
#define ATM_VBR_RT 6
#define ATM_VBR_NRT ATM_VBR
#define ATM_UBR_PLUS 7
#define SET_BITS(x, msb, lsb, value) (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb)))
#define GET_ATM_PRIV(dev) ((Atm_Priv *)dev->priv)
#define CDM_CFG PPE_REG_ADDR(0x0100)
#define CDM_CFG_RAM1 GET_BITS(*CDM_CFG, 3, 2)
#define CDM_CFG_RAM0 (*CDM_CFG & (1 << 1))
#define CDM_CFG_RAM1_SET(value) SET_BITS(0, 3, 2, value)
#define CDM_CFG_RAM0_SET(value) ((value) ? (1 << 1) : 0)
/*
* EMA Registers
*/
#define EMA_CMDCFG PPE_REG_ADDR(0x0A00)
#define EMA_DATACFG PPE_REG_ADDR(0x0A01)
#define EMA_CMDCNT PPE_REG_ADDR(0x0A02)
#define EMA_DATACNT PPE_REG_ADDR(0x0A03)
#define EMA_ISR PPE_REG_ADDR(0x0A04)
#define EMA_IER PPE_REG_ADDR(0x0A05)
#define EMA_CFG PPE_REG_ADDR(0x0A06)
#define EMA_SUBID PPE_REG_ADDR(0x0A07)
/*
* QSB RAM Access Register
*/
#define QSB_RAMAC QSB_CONF_REG(0x000D)
#define QSB_RAMAC_RW (*QSB_RAMAC & (1 << 31))
#define QSB_RAMAC_TSEL GET_BITS(*QSB_RAMAC, 27, 24)
#define QSB_RAMAC_LH (*QSB_RAMAC & (1 << 16))
#define QSB_RAMAC_TESEL GET_BITS(*QSB_RAMAC, 9, 0)
#define QSB_RAMAC_RW_SET(value) ((value) ? (1 << 31) : 0)
#define QSB_RAMAC_TSEL_SET(value) SET_BITS(0, 27, 24, value)
#define QSB_RAMAC_LH_SET(value) ((value) ? (1 << 16) : 0)
#define QSB_RAMAC_TESEL_SET(value) SET_BITS(0, 9, 0, value)
/* QSB */
#define QSB_RAMAC_RW_READ 0
#define QSB_RAMAC_RW_WRITE 1
#define QSB_RAMAC_TSEL_QPT 0x01
#define QSB_RAMAC_TSEL_SCT 0x02
#define QSB_RAMAC_TSEL_SPT 0x03
#define QSB_RAMAC_TSEL_VBR 0x08
#define QSB_RAMAC_LH_LOW 0
#define QSB_RAMAC_LH_HIGH 1
#define QSB_QPT_SET_MASK 0x0
#define QSB_QVPT_SET_MASK 0x0
#define QSB_SET_SCT_MASK 0x0
#define QSB_SET_SPT_MASK 0x0
#define QSB_SET_SPT_SBVALID_MASK 0x7FFFFFFF
#define QSB_SPT_SBV_VALID (1 << 31)
#define QSB_SPT_PN_SET(value) (((value) & 0x01) ? (1 << 16) : 0)
#define QSB_SPT_INTRATE_SET(value) SET_BITS(0, 13, 0, value)
/*
* QSB Internal Cell Delay Variation Register
*/
#define QSB_ICDV QSB_CONF_REG(0x0007)
#define QSB_ICDV_TAU GET_BITS(*QSB_ICDV, 5, 0)
#define QSB_ICDV_TAU_SET(value) SET_BITS(0, 5, 0, value)
/*
* QSB Scheduler Burst Limit Register
*/
#define QSB_SBL QSB_CONF_REG(0x0009)
#define QSB_SBL_SBL GET_BITS(*QSB_SBL, 3, 0)
#define QSB_SBL_SBL_SET(value) SET_BITS(0, 3, 0, value)
/*
* QSB Configuration Register
*/
#define QSB_CFG QSB_CONF_REG(0x000A)
#define QSB_CFG_TSTEPC GET_BITS(*QSB_CFG, 1, 0)
#define QSB_CFG_TSTEPC_SET(value) SET_BITS(0, 1, 0, value)
/*
* QSB RAM Transfer Table Register
*/
#define QSB_RTM QSB_CONF_REG(0x000B)
#define QSB_RTM_DM (*QSB_RTM)
#define QSB_RTM_DM_SET(value) ((value) & 0xFFFFFFFF)
/*
* QSB RAM Transfer Data Register
*/
#define QSB_RTD QSB_CONF_REG(0x000C)
#define QSB_RTD_TTV (*QSB_RTD)
#define QSB_RTD_TTV_SET(value) ((value) & 0xFFFFFFFF)
/*
* PP32 Debug Control Register
*/
#define PP32_DBG_CTRL PP32_DEBUG_REG_ADDR(0x0000)
#define DBG_CTRL_START_SET(value) ((value) ? (1 << 0) : 0)
#define DBG_CTRL_STOP_SET(value) ((value) ? (1 << 1) : 0)
#define DBG_CTRL_STEP_SET(value) ((value) ? (1 << 2) : 0)
#define SB_RAM0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8000) << 2)))
#define UPDATE_VCC_STAT(conn, item, num) do { ppe_dev.connection[conn].item += num; } while (0)
/*
* EMA Settings
*/
#define EMA_CMD_BUF_LEN 0x0040
#define EMA_CMD_BASE_ADDR (0x00001580 << 2)
#define EMA_DATA_BUF_LEN 0x0100
#define EMA_DATA_BASE_ADDR (0x00001900 << 2)
#define EMA_WRITE_BURST 0x2
#define EMA_READ_BURST 0x2
#define CELL_SIZE ATM_AAL0_SDU
#define IDLE_CYCLE_NUMBER 30000
#define MBOX_IGU1_ISR PPE_REG_ADDR(0x0206)
#define MBOX_IGU3_ISRS PPE_REG_ADDR(0x0214)
#define MBOX_IGU1_ISRC PPE_REG_ADDR(0x0205)
#define MBOX_IGU3_ISR PPE_REG_ADDR(0x0216)
#define MBOX_IGU3_ISRS_SET(n) (1 << (n))
#define MBOX_IGU3_ISR_ISR(n) (*MBOX_IGU3_ISR & (1 << (n)))
/*
* * Mailbox IGU1 Registers
* */
#define MBOX_IGU1_ISRS PPE_REG_ADDR(0x0204)
#define MBOX_IGU1_IER PPE_REG_ADDR(0x0207)
#define MBOX_IGU1_ISRS_SET(n) (1 << (n))
#define MBOX_IGU1_ISRC_CLEAR(n) (1 << (n))
#define MBOX_IGU1_ISR_ISR(n) (*MBOX_IGU1_ISR & (1 << (n)))
#define MBOX_IGU1_IER_EN(n) (*MBOX_IGU1_IER & (1 << (n)))
#define MBOX_IGU1_IER_EN_SET(n) (1 << (n))
/*
* * Mailbox IGU3 Registers
* */
#define MBOX_IGU3_ISRC PPE_REG_ADDR(0x0215)
#define MBOX_IGU3_IER PPE_REG_ADDR(0x0217)
#define MBOX_IGU3_ISRS_SET(n) (1 << (n))
#define MBOX_IGU3_ISRC_CLEAR(n) (1 << (n))
#define MBOX_IGU3_ISR_ISR(n) (*MBOX_IGU3_ISR & (1 << (n)))
#define MBOX_IGU3_IER_EN(n) (*MBOX_IGU3_IER & (1 << (n)))
#define MBOX_IGU3_IER_EN_SET(n) (1 << (n))
// RX Frame Definitions
#define MAX_RX_PACKET_ALIGN_BYTES 3
#define MAX_RX_PACKET_PADDING_BYTES 3
#define RX_INBAND_TRAILER_LENGTH 8
#define MAX_RX_FRAME_EXTRA_BYTES (RX_INBAND_TRAILER_LENGTH + MAX_RX_PACKET_ALIGN_BYTES + MAX_RX_PACKET_PADDING_BYTES)
// TX Frame Definitions
#define MAX_TX_HEADER_ALIGN_BYTES 12
#define MAX_TX_PACKET_ALIGN_BYTES 3
#define MAX_TX_PACKET_PADDING_BYTES 3
#define TX_INBAND_HEADER_LENGTH 8
#define MAX_TX_FRAME_EXTRA_BYTES (TX_INBAND_HEADER_LENGTH + MAX_TX_HEADER_ALIGN_BYTES + MAX_TX_PACKET_ALIGN_BYTES + MAX_TX_PACKET_PADDING_BYTES)
// DWORD-Length of Memory Blocks
#define PP32_DEBUG_REG_DWLEN 0x0030
#define PPM_INT_REG_DWLEN 0x0010
#define PP32_INTERNAL_RES_DWLEN 0x00C0
#define PPE_CLOCK_CONTROL_DWLEN 0x0F00
#define CDM_CODE_MEMORY_RAM0_DWLEN 0x1000
#define CDM_CODE_MEMORY_RAM1_DWLEN 0x0800
#define PPE_REG_DWLEN 0x1000
#define PP32_DATA_MEMORY_RAM1_DWLEN 0x0800
#define PPM_INT_UNIT_DWLEN 0x0100
#define PPM_TIMER0_DWLEN 0x0100
#define PPM_TASK_IND_REG_DWLEN 0x0100
#define PPS_BRK_DWLEN 0x0100
#define PPM_TIMER1_DWLEN 0x0100
#define SB_RAM0_DWLEN 0x0400
#define SB_RAM1_DWLEN 0x0800
#define SB_RAM2_DWLEN 0x0A00
#define SB_RAM3_DWLEN 0x0400
#define QSB_CONF_REG_DWLEN 0x0100
/*
* QSB Queue Scheduling and Shaping Definitions
*/
#define QSB_WFQ_NONUBR_MAX 0x3f00
#define QSB_WFQ_UBR_BYPASS 0x3fff
#define QSB_TP_TS_MAX 65472
#define QSB_TAUS_MAX 64512
#define QSB_GCR_MIN 18
// OAM Definitions
#define OAM_RX_QUEUE_NUMBER 1
#define OAM_TX_QUEUE_NUMBER_PER_PORT 0
#define OAM_RX_DMA_CHANNEL_NUMBER OAM_RX_QUEUE_NUMBER
#define OAM_HTU_ENTRY_NUMBER 3
#define OAM_F4_SEG_HTU_ENTRY 0
#define OAM_F4_TOT_HTU_ENTRY 1
#define OAM_F5_HTU_ENTRY 2
#define OAM_F4_CELL_ID 0
#define OAM_F5_CELL_ID 15
// ATM Port, QSB Queue, DMA RX/TX Channel Parameters
#define ATM_PORT_NUMBER 2
#define MAX_QUEUE_NUMBER 16
#define QSB_QUEUE_NUMBER_BASE 1
#define MAX_QUEUE_NUMBER_PER_PORT (MAX_QUEUE_NUMBER - QSB_QUEUE_NUMBER_BASE)
#define MAX_CONNECTION_NUMBER MAX_QUEUE_NUMBER
#define MAX_RX_DMA_CHANNEL_NUMBER 8
#define MAX_TX_DMA_CHANNEL_NUMBER 16
#define DMA_ALIGNMENT 4
#define DEFAULT_RX_HUNT_BITTH 4
/*
* FPI Configuration Bus Register and Memory Address Mapping
*/
#define DANUBE_PPE (KSEG1 + 0x1E180000)
#define PP32_DEBUG_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0000) << 2)))
#define PPM_INT_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0030) << 2)))
#define PP32_INTERNAL_RES_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0040) << 2)))
#define PPE_CLOCK_CONTROL_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0100) << 2)))
#define CDM_CODE_MEMORY_RAM0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x1000) << 2)))
#define CDM_CODE_MEMORY_RAM1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x2000) << 2)))
#define PPE_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x4000) << 2)))
#define PP32_DATA_MEMORY_RAM1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x5000) << 2)))
#define PPM_INT_UNIT_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6000) << 2)))
#define PPM_TIMER0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6100) << 2)))
#define PPM_TASK_IND_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6200) << 2)))
#define PPS_BRK_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6300) << 2)))
#define PPM_TIMER1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6400) << 2)))
#define SB_RAM0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8000) << 2)))
#define SB_RAM1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8400) << 2)))
#define SB_RAM2_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8C00) << 2)))
#define SB_RAM3_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x9600) << 2)))
#define QSB_CONF_REG(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0xC000) << 2)))
/*
* Host-PPE Communication Data Address Mapping
*/
#define CFG_WRX_HTUTS PPM_INT_UNIT_ADDR(0x2400) /* WAN RX HTU Table Size, must be configured before enable PPE firmware. */
#define CFG_WRX_QNUM PPM_INT_UNIT_ADDR(0x2401) /* WAN RX Queue Number */
#define CFG_WRX_DCHNUM PPM_INT_UNIT_ADDR(0x2402) /* WAN RX DMA Channel Number, no more than 8, must be configured before enable PPE firmware. */
#define CFG_WTX_DCHNUM PPM_INT_UNIT_ADDR(0x2403) /* WAN TX DMA Channel Number, no more than 16, must be configured before enable PPE firmware. */
#define CFG_WRDES_DELAY PPM_INT_UNIT_ADDR(0x2404) /* WAN Descriptor Write Delay, must be configured before enable PPE firmware. */
#define WRX_DMACH_ON PPM_INT_UNIT_ADDR(0x2405) /* WAN RX DMA Channel Enable, must be configured before enable PPE firmware. */
#define WTX_DMACH_ON PPM_INT_UNIT_ADDR(0x2406) /* WAN TX DMA Channel Enable, must be configured before enable PPE firmware. */
#define WRX_HUNT_BITTH PPM_INT_UNIT_ADDR(0x2407) /* WAN RX HUNT Threshold, must be between 2 to 8. */
#define WRX_QUEUE_CONFIG(i) ((struct wrx_queue_config*)PPM_INT_UNIT_ADDR(0x2500 + (i) * 20))
#define WRX_DMA_CHANNEL_CONFIG(i) ((struct wrx_dma_channel_config*)PPM_INT_UNIT_ADDR(0x2640 + (i) * 7))
#define WTX_PORT_CONFIG(i) ((struct wtx_port_config*)PPM_INT_UNIT_ADDR(0x2440 + (i)))
#define WTX_QUEUE_CONFIG(i) ((struct wtx_queue_config*)PPM_INT_UNIT_ADDR(0x2710 + (i) * 27))
#define WTX_DMA_CHANNEL_CONFIG(i) ((struct wtx_dma_channel_config*)PPM_INT_UNIT_ADDR(0x2711 + (i) * 27))
#define WAN_MIB_TABLE ((struct wan_mib_table*)PPM_INT_UNIT_ADDR(0x2410))
#define HTU_ENTRY(i) ((struct htu_entry*)PPM_INT_UNIT_ADDR(0x2000 + (i)))
#define HTU_MASK(i) ((struct htu_mask*)PPM_INT_UNIT_ADDR(0x2020 + (i)))
#define HTU_RESULT(i) ((struct htu_result*)PPM_INT_UNIT_ADDR(0x2040 + (i)))
// DREG Idle Counters
#define DREG_AT_CELL0 PPE_REG_ADDR(0x0D24)
#define DREG_AT_CELL1 PPE_REG_ADDR(0x0D25)
#define DREG_AT_IDLE_CNT0 PPE_REG_ADDR(0x0D26)
#define DREG_AT_IDLE_CNT1 PPE_REG_ADDR(0x0D27)
#define DREG_AR_CELL0 PPE_REG_ADDR(0x0D68)
#define DREG_AR_CELL1 PPE_REG_ADDR(0x0D69)
#define DREG_AR_IDLE_CNT0 PPE_REG_ADDR(0x0D6A)
#define DREG_AR_IDLE_CNT1 PPE_REG_ADDR(0x0D6B)
#define DREG_AR_AIIDLE_CNT0 PPE_REG_ADDR(0x0D6C)
#define DREG_AR_AIIDLE_CNT1 PPE_REG_ADDR(0x0D6D)
#define DREG_AR_BE_CNT0 PPE_REG_ADDR(0x0D6E)
#define DREG_AR_BE_CNT1 PPE_REG_ADDR(0x0D6F)
/*
* 64-bit Data Type
*/
typedef struct {
unsigned int h: 32;
unsigned int l: 32;
} ppe_u64_t;
/*
* PPE ATM Cell Header
*/
#if defined(__BIG_ENDIAN)
struct uni_cell_header {
unsigned int gfc :4;
unsigned int vpi :8;
unsigned int vci :16;
unsigned int pti :3;
unsigned int clp :1;
};
#else
struct uni_cell_header {
unsigned int clp :1;
unsigned int pti :3;
unsigned int vci :16;
unsigned int vpi :8;
unsigned int gfc :4;
};
#endif // defined(__BIG_ENDIAN)
/*
* Inband Header and Trailer
*/
#if defined(__BIG_ENDIAN)
struct rx_inband_trailer {
/* 0 - 3h */
unsigned int uu :8;
unsigned int cpi :8;
unsigned int stw_res1:4;
unsigned int stw_clp :1;
unsigned int stw_ec :1;
unsigned int stw_uu :1;
unsigned int stw_cpi :1;
unsigned int stw_ovz :1;
unsigned int stw_mfl :1;
unsigned int stw_usz :1;
unsigned int stw_crc :1;
unsigned int stw_il :1;
unsigned int stw_ra :1;
unsigned int stw_res2:2;
/* 4 - 7h */
unsigned int gfc :4;
unsigned int vpi :8;
unsigned int vci :16;
unsigned int pti :3;
unsigned int clp :1;
};
struct tx_inband_header {
/* 0 - 3h */
unsigned int gfc :4;
unsigned int vpi :8;
unsigned int vci :16;
unsigned int pti :3;
unsigned int clp :1;
/* 4 - 7h */
unsigned int uu :8;
unsigned int cpi :8;
unsigned int pad :8;
unsigned int res1 :8;
};
#else
struct rx_inband_trailer {
/* 0 - 3h */
unsigned int stw_res2:2;
unsigned int stw_ra :1;
unsigned int stw_il :1;
unsigned int stw_crc :1;
unsigned int stw_usz :1;
unsigned int stw_mfl :1;
unsigned int stw_ovz :1;
unsigned int stw_cpi :1;
unsigned int stw_uu :1;
unsigned int stw_ec :1;
unsigned int stw_clp :1;
unsigned int stw_res1:4;
unsigned int cpi :8;
unsigned int uu :8;
/* 4 - 7h */
unsigned int clp :1;
unsigned int pti :3;
unsigned int vci :16;
unsigned int vpi :8;
unsigned int gfc :4;
};
struct tx_inband_header {
/* 0 - 3h */
unsigned int clp :1;
unsigned int pti :3;
unsigned int vci :16;
unsigned int vpi :8;
unsigned int gfc :4;
/* 4 - 7h */
unsigned int res1 :8;
unsigned int pad :8;
unsigned int cpi :8;
unsigned int uu :8;
};
#endif // defined(__BIG_ENDIAN)
struct wan_mib_table {
unsigned int res1;
unsigned int wrx_drophtu_cell;
unsigned int wrx_dropdes_pdu;
unsigned int wrx_correct_pdu;
unsigned int wrx_err_pdu;
unsigned int wrx_dropdes_cell;
unsigned int wrx_correct_cell;
unsigned int wrx_err_cell;
unsigned int wrx_total_byte;
unsigned int wtx_total_pdu;
unsigned int wtx_total_cell;
unsigned int wtx_total_byte;
};
/*
* Internal Structure of Device
*/
struct port {
int connection_base; /* first connection ID (RX/TX queue ID) */
unsigned int max_connections; /* maximum connection number */
unsigned int connection_table; /* connection opened status, every bit */
unsigned int tx_max_cell_rate; /* maximum cell rate */
unsigned int tx_current_cell_rate; /* currently used cell rate */
#if !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS
int rx_dma_channel_base; /* first RX DMA channel ID */
unsigned int rx_dma_channel_assigned;/* totally RX DMA channels used */
#endif // !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS
int oam_tx_queue; /* first TX queue ID of OAM cell */
struct atm_dev *dev;
};
struct connection {
struct atm_vcc *vcc; /* opened VCC */
struct timespec access_time; /* time when last F4/F5 user cell arrives */
unsigned int aal5_vcc_crc_err; /* number of packets with CRC error */
unsigned int aal5_vcc_oversize_sdu; /* number of packets with oversize error */
int rx_dma_channel; /* RX DMA channel ID assigned */
int port; /* to which port the connection belongs */
unsigned int rx_pdu;
unsigned int rx_err_pdu;
unsigned int rx_sw_drop_pdu;
unsigned int tx_pdu;
unsigned int tx_err_pdu;
unsigned int tx_hw_drop_pdu;
unsigned int tx_sw_drop_pdu;
};
struct ppe_dev {
struct connection connection[MAX_CONNECTION_NUMBER];
struct port port[ATM_PORT_NUMBER];
struct aal5 {
unsigned char padding_byte; /* padding byte pattern of AAL5 packet */
unsigned int rx_max_packet_size; /* max AAL5 packet length */
unsigned int rx_min_packet_size; /* min AAL5 packet length */
unsigned int rx_buffer_size; /* max memory allocated for a AAL5 packet */
unsigned int tx_max_packet_size; /* max AAL5 packet length */
unsigned int tx_min_packet_size; /* min AAL5 packet length */
unsigned int tx_buffer_size; /* max memory allocated for a AAL5 packet */
unsigned int rx_drop_error_packet; /* 1: drop error packet, 0: ignore errors */
} aal5;
struct qsb {
unsigned int tau; /* cell delay variation due to concurrency */
unsigned int tstepc; /* shceduler burst length */
unsigned int sbl; /* time step */
} qsb;
struct dma {
unsigned int rx_descriptor_number; /* number of RX descriptors */
unsigned int tx_descriptor_number; /* number of TX descriptors */
unsigned int rx_clp1_desc_threshold; /* threshold to drop cells with CLP1 */
unsigned int write_descriptor_delay; /* delay on descriptor write path */
unsigned int rx_total_channel_used; /* total RX channel used */
void *rx_descriptor_addr; /* base address of memory allocated for */
struct rx_descriptor
*rx_descriptor_base; /* base address of RX descriptors */
int rx_desc_read_pos[MAX_RX_DMA_CHANNEL_NUMBER]; /* first RX descriptor */
/* to be read */
// struct sk_buff **rx_skb_pointers; /* base address of RX sk_buff pointers */
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
long rx_weight[MAX_RX_DMA_CHANNEL_NUMBER]; /* RX schedule weight */
long rx_default_weight[MAX_RX_DMA_CHANNEL_NUMBER]; /* default weight */
#endif
unsigned int tx_total_channel_used; /* total TX channel used */
void *tx_descriptor_addr; /* base address of memory allocated for */
/* TX descriptors */
struct tx_descriptor
*tx_descriptor_base; /* base address of TX descriptors */
int tx_desc_alloc_pos[MAX_TX_DMA_CHANNEL_NUMBER]; /* first TX descriptor */
/* could be allocated */
// int tx_desc_alloc_num[MAX_TX_DMA_CHANNEL_NUMBER]; /* number of allocated */
// /* TX descriptors */
int tx_desc_alloc_flag[MAX_TX_DMA_CHANNEL_NUMBER]; /* at least one TX */
/* descriptor is alloc */
// int tx_desc_send_pos[MAX_TX_DMA_CHANNEL_NUMBER]; /* first TX descriptor */
// /* to be send */
int tx_desc_release_pos[MAX_TX_DMA_CHANNEL_NUMBER]; /* first TX descriptor */
/* to be released */
struct sk_buff **tx_skb_pointers; /* base address of TX sk_buff pointers */
} dma;
struct mib {
ppe_u64_t wrx_total_byte; /* bit-64 extention of MIB table member */
ppe_u64_t wtx_total_byte; /* bit-64 extention of MIB talbe member */
unsigned int wrx_pdu; /* successfully received AAL5 packet */
unsigned int wrx_drop_pdu; /* AAL5 packet dropped by driver on RX */
unsigned int wtx_err_pdu; /* error AAL5 packet */
unsigned int wtx_drop_pdu; /* AAL5 packet dropped by driver on TX */
} mib;
struct wan_mib_table prev_mib;
int oam_rx_queue; /* RX queue ID of OAM cell */
int oam_rx_dma_channel; /* RX DMA channel ID of OAM cell */
int max_connections; /* total connections available */
struct semaphore sem; /* lock used by open/close function */
};
/*
* Host-PPE Communication Data Structure
*/
#if defined(__BIG_ENDIAN)
struct wrx_queue_config {
/* 0h */
unsigned int res2 :27;
unsigned int dmach :4;
unsigned int errdp :1;
/* 1h */
unsigned int oversize :16;
unsigned int undersize :16;
/* 2h */
unsigned int res1 :16;
unsigned int mfs :16;
/* 3h */
unsigned int uumask :8;
unsigned int cpimask :8;
unsigned int uuexp :8;
unsigned int cpiexp :8;
};
struct wtx_port_config {
unsigned int res1 :27;
unsigned int qid :4;
unsigned int qsben :1;
};
struct wtx_queue_config {
unsigned int res1 :25;
unsigned int sbid :1;
unsigned int res2 :3;
unsigned int type :2;
unsigned int qsben :1;
};
struct wrx_dma_channel_config {
/* 0h */
unsigned int res1 :1;
unsigned int mode :2;
unsigned int rlcfg :1;
unsigned int desba :28;
/* 1h */
unsigned int chrl :16;
unsigned int clp1th :16;
/* 2h */
unsigned int deslen :16;
unsigned int vlddes :16;
};
struct wtx_dma_channel_config {
/* 0h */
unsigned int res2 :1;
unsigned int mode :2;
unsigned int res3 :1;
unsigned int desba :28;
/* 1h */
unsigned int res1 :32;
/* 2h */
unsigned int deslen :16;
unsigned int vlddes :16;
};
struct htu_entry {
unsigned int res1 :2;
unsigned int pid :2;
unsigned int vpi :8;
unsigned int vci :16;
unsigned int pti :3;
unsigned int vld :1;
};
struct htu_mask {
unsigned int set :2;
unsigned int pid_mask :2;
unsigned int vpi_mask :8;
unsigned int vci_mask :16;
unsigned int pti_mask :3;
unsigned int clear :1;
};
struct htu_result {
unsigned int res1 :12;
unsigned int cellid :4;
unsigned int res2 :5;
unsigned int type :1;
unsigned int ven :1;
unsigned int res3 :5;
unsigned int qid :4;
};
struct rx_descriptor {
/* 0 - 3h */
unsigned int own :1;
unsigned int c :1;
unsigned int sop :1;
unsigned int eop :1;
unsigned int res1 :3;
unsigned int byteoff :2;
unsigned int res2 :2;
unsigned int id :4;
unsigned int err :1;
unsigned int datalen :16;
/* 4 - 7h */
unsigned int res3 :4;
unsigned int dataptr :28;
};
struct tx_descriptor {
/* 0 - 3h */
unsigned int own :1;
unsigned int c :1;
unsigned int sop :1;
unsigned int eop :1;
unsigned int byteoff :5;
unsigned int res1 :5;
unsigned int iscell :1;
unsigned int clp :1;
unsigned int datalen :16;
/* 4 - 7h */
unsigned int res2 :4;
unsigned int dataptr :28;
};
#else
struct wrx_queue_config {
/* 0h */
unsigned int errdp :1;
unsigned int dmach :4;
unsigned int res2 :27;
/* 1h */
unsigned int undersize :16;
unsigned int oversize :16;
/* 2h */
unsigned int mfs :16;
unsigned int res1 :16;
/* 3h */
unsigned int cpiexp :8;
unsigned int uuexp :8;
unsigned int cpimask :8;
unsigned int uumask :8;
};
struct wtx_port_config {
unsigned int qsben :1;
unsigned int qid :4;
unsigned int res1 :27;
};
struct wtx_queue_config {
unsigned int qsben :1;
unsigned int type :2;
unsigned int res2 :3;
unsigned int sbid :1;
unsigned int res1 :25;
};
struct wrx_dma_channel_config
{
/* 0h */
unsigned int desba :28;
unsigned int rlcfg :1;
unsigned int mode :2;
unsigned int res1 :1;
/* 1h */
unsigned int clp1th :16;
unsigned int chrl :16;
/* 2h */
unsigned int vlddes :16;
unsigned int deslen :16;
};
struct wtx_dma_channel_config {
/* 0h */
unsigned int desba :28;
unsigned int res3 :1;
unsigned int mode :2;
unsigned int res2 :1;
/* 1h */
unsigned int res1 :32;
/* 2h */
unsigned int vlddes :16;
unsigned int deslen :16;
};
struct rx_descriptor {
/* 4 - 7h */
unsigned int dataptr :28;
unsigned int res3 :4;
/* 0 - 3h */
unsigned int datalen :16;
unsigned int err :1;
unsigned int id :4;
unsigned int res2 :2;
unsigned int byteoff :2;
unsigned int res1 :3;
unsigned int eop :1;
unsigned int sop :1;
unsigned int c :1;
unsigned int own :1;
};
struct tx_descriptor {
/* 4 - 7h */
unsigned int dataptr :28;
unsigned int res2 :4;
/* 0 - 3h */
unsigned int datalen :16;
unsigned int clp :1;
unsigned int iscell :1;
unsigned int res1 :5;
unsigned int byteoff :5;
unsigned int eop :1;
unsigned int sop :1;
unsigned int c :1;
unsigned int own :1;
};
#endif // defined(__BIG_ENDIAN)
/*
* QSB Queue Parameter Table Entry and Queue VBR Parameter Table Entry
*/
#if defined(__BIG_ENDIAN)
union qsb_queue_parameter_table {
struct {
unsigned int res1 :1;
unsigned int vbr :1;
unsigned int wfqf :14;
unsigned int tp :16;
} bit;
unsigned int dword;
};
union qsb_queue_vbr_parameter_table {
struct {
unsigned int taus :16;
unsigned int ts :16;
} bit;
unsigned int dword;
};
#else
union qsb_queue_parameter_table {
struct {
unsigned int tp :16;
unsigned int wfqf :14;
unsigned int vbr :1;
unsigned int res1 :1;
} bit;
unsigned int dword;
};
union qsb_queue_vbr_parameter_table {
struct {
unsigned int ts :16;
unsigned int taus :16;
} bit;
unsigned int dword;
};
#endif // defined(__BIG_ENDIAN)
typedef enum
{
IAD_ATM_CBR = 6, /* IAD_ATM_PRI_HIGH, */
IAD_ATM_VBR_RT = 4, /* IAD_ATM_PRI_MED_HIGH, VBR, Real-Time */
IAD_ATM_VBR_NRT = 2, /* IAD_ATM_PRI_MED_LOW, VBR, Non-Real-Time */
IAD_ATM_UBR = 0, /* IAD_ATM_PRI_LOW */
} iad_atmServiceCategory;
typedef unsigned int iad_atmDiffServCategory;
typedef struct
{
int cellRate;
int round; /* IAD_ATM_RATE_CEILING, IAD_ATM_RATE_FLOOR */
} iad_atmCellRateDesc;
typedef struct
{
unsigned int phyID; /* IAD_ATM_PHY0, IAD_ATM_PHY1 */
unsigned int txQHnd; /* Tx HW Q */
union _pri
{
int priority; /* TS Q: 4 priorities: IAD_ATM_PRI_HIGH, IAD_ATM_PRI_MED_HIGH, IAD_ATM_PRI_MED_LOW, IAD_ATM_PRI_LOW
non-TS Q: 8 priorities: IAD_ATM_PRI_LEVEL_7, IAD_ATM_PRI_LEVEL_6,..., IAD_ATM_PRI_LEVEL_0 */
iad_atmServiceCategory qosClass; /* IAD_ATM_CBR, IAD_ATM_VBR_RT, IAD_ATM_VBR_NRT, IAD_ATM_UBR */
iad_atmDiffServCategory diffServClass; /* IP_QOS */
} srvCat; /* service category */
iad_atmCellRateDesc pcr; /* Peak Cell Rate */
iad_atmCellRateDesc scr; /* Sustained Cell Rate. */
iad_atmCellRateDesc mcr; /* Minimum Cell Rate, not used */
int mbs; /* maximum bursting size in cells */
int isPrioritize; /* TRUE: This flow is of the higher priority than the flows of the same QOS category.(Use MCR to boost priority) */
} iad_atmTrfPar; /* Tx Traffic Parameters */
typedef struct
{
unsigned int txGrpId;
unsigned int flowId;
iad_atmTrfPar trfPar;
} Atm_Ictl_Flow_Set;
typedef struct
{
unsigned int txGrpId;
unsigned int vpi;
unsigned int vci;
unsigned int encaps;
unsigned int proto;
} Atm_Ictl_Open_Vcc;
typedef struct
{
struct atm_vcc vcc;
unsigned int valid;
unsigned int on;
unsigned int vccIndex; /* 0~7 */
unsigned int itf;
struct net_device_stats stats;
} Atm_Priv;
extern struct ppe_dev ppe_dev;
int pp32_start(void);
void pp32_stop(void);
void init_rx_tables(void);
void init_tx_tables(void);
struct sk_buff* alloc_skb_rx(void);
struct sk_buff* alloc_skb_tx(unsigned int);
void resize_skb_rx(struct sk_buff *, unsigned int, int);
struct sk_buff* atm_alloc_tx(struct atm_vcc *, unsigned int);
void atm_free_tx_skb_vcc(struct sk_buff *);
int alloc_tx_connection(int);
int ppe_open(struct atm_vcc *vcc);
void ppe_close(struct atm_vcc *vcc);
int ppe_ioctl(struct atm_dev *dev, unsigned int cmd, void *arg);
int ppe_send(struct atm_vcc *vcc, struct sk_buff *skb);
int ppe_send_oam(struct atm_vcc *vcc, void *cell, int flags);
int ppe_change_qos(struct atm_vcc *vcc, struct atm_qos *qos, int flags);
irqreturn_t mailbox_irq_handler(int, void *);
int find_vcc(struct atm_vcc *vcc);
int find_vpi(unsigned int vpi);
int find_vpivci(unsigned int vpi, unsigned int vci);
void mailbox_signal(unsigned int channel, int is_tx);

View File

@ -0,0 +1,800 @@
#include <asm/mach-ifxmips/cgu.h>
#include <linux/module.h>
#include <linux/atmdev.h>
#include <linux/irq.h>
#include "common.h"
#include "proc.h"
// our main struct
struct ppe_dev ppe_dev;
static int port_max_connection[2] = {7, 7}; /* Maximum number of connections for ports (0-14) */
static int port_cell_rate_up[2] = {3200, 3200}; /* Maximum TX cell rate for ports */
static int qsb_tau = 1;
static int qsb_srvm = 0x0f;
static int qsb_tstep = 4;
static int write_descriptor_delay = 0x20;
static int aal5_fill_pattern = 0x007E;
static int aal5r_max_packet_size = 0x0700;
static int aal5r_min_packet_size = 0x0000;
static int aal5s_max_packet_size = 0x0700;
static int aal5s_min_packet_size = 0x0000;
static int aal5r_drop_error_packet = 1;
static int dma_rx_descriptor_length = 48;
static int dma_tx_descriptor_length = 64;
static int dma_rx_clp1_descriptor_threshold = 38;
//module_param(port_max_connection, "2-2i");
//module_param(port_cell_rate_up, "2-2i");
module_param(qsb_tau, int, 0);
module_param(qsb_srvm, int, 0);
module_param(qsb_tstep, int, 0);
module_param(write_descriptor_delay, int, 0);
module_param(aal5_fill_pattern, int, 0);
module_param(aal5r_max_packet_size, int, 0);
module_param(aal5r_min_packet_size, int, 0);
module_param(aal5s_max_packet_size, int, 0);
module_param(aal5s_min_packet_size, int, 0);
module_param(aal5r_drop_error_packet, int, 0);
module_param(dma_rx_descriptor_length, int, 0);
module_param(dma_tx_descriptor_length, int, 0);
module_param(dma_rx_clp1_descriptor_threshold, int, 0);
MODULE_PARM_DESC(port_cell_rate_up, "ATM port upstream rate in cells/s");
MODULE_PARM_DESC(port_max_connection, "Maximum atm connection for port (0-1)");
MODULE_PARM_DESC(qsb_tau, "Cell delay variation. Value must be > 0");
MODULE_PARM_DESC(qsb_srvm, "Maximum burst size");
MODULE_PARM_DESC(qsb_tstep, "n*32 cycles per sbs cycles n=1,2,4");
MODULE_PARM_DESC(write_descriptor_delay, "PPE core clock cycles between descriptor write and effectiveness in external RAM");
MODULE_PARM_DESC(a5_fill_pattern, "Filling pattern (PAD) for AAL5 frames");
MODULE_PARM_DESC(aal5r_max_packet_size, "Max packet size in byte for downstream AAL5 frames");
MODULE_PARM_DESC(aal5r_min_packet_size, "Min packet size in byte for downstream AAL5 frames");
MODULE_PARM_DESC(aal5s_max_packet_size, "Max packet size in byte for upstream AAL5 frames");
MODULE_PARM_DESC(aal5s_min_packet_size, "Min packet size in byte for upstream AAL5 frames");
MODULE_PARM_DESC(aal5r_drop_error_packet, "Non-zero value to drop error packet for downstream");
MODULE_PARM_DESC(dma_rx_descriptor_length, "Number of descriptor assigned to DMA RX channel (>16)");
MODULE_PARM_DESC(dma_tx_descriptor_length, "Number of descriptor assigned to DMA TX channel (>16)");
MODULE_PARM_DESC(dma_rx_clp1_descriptor_threshold, "Descriptor threshold for cells with cell loss priority 1");
void init_rx_tables(void)
{
int i, j;
struct wrx_queue_config wrx_queue_config = {0};
struct wrx_dma_channel_config wrx_dma_channel_config = {0};
struct htu_entry htu_entry = {0};
struct htu_result htu_result = {0};
struct htu_mask htu_mask = { set: 0x03,
pid_mask: 0x00,
vpi_mask: 0x00,
vci_mask: 0x00,
pti_mask: 0x00,
clear: 0x00};
/*
* General Registers
*/
*CFG_WRX_HTUTS = ppe_dev.max_connections + OAM_HTU_ENTRY_NUMBER;
*CFG_WRX_QNUM = ppe_dev.max_connections + OAM_RX_QUEUE_NUMBER + QSB_QUEUE_NUMBER_BASE;
*CFG_WRX_DCHNUM = ppe_dev.dma.rx_total_channel_used;
*WRX_DMACH_ON = (1 << ppe_dev.dma.rx_total_channel_used) - 1;
*WRX_HUNT_BITTH = DEFAULT_RX_HUNT_BITTH;
/*
* WRX Queue Configuration Table
*/
wrx_queue_config.uumask = 0;
wrx_queue_config.cpimask = 0;
wrx_queue_config.uuexp = 0;
wrx_queue_config.cpiexp = 0;
wrx_queue_config.mfs = ppe_dev.aal5.rx_max_packet_size; // rx_buffer_size
wrx_queue_config.oversize = ppe_dev.aal5.rx_max_packet_size;
wrx_queue_config.undersize = ppe_dev.aal5.rx_min_packet_size;
wrx_queue_config.errdp = ppe_dev.aal5.rx_drop_error_packet;
for ( i = 0; i < QSB_QUEUE_NUMBER_BASE; i++ )
*WRX_QUEUE_CONFIG(i) = wrx_queue_config;
for ( j = 0; j < ppe_dev.max_connections; j++ )
{
#if !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS
/* If RX QoS is disabled, the DMA channel must be fixed. */
wrx_queue_config.dmach = ppe_dev.connection[i].rx_dma_channel;
#endif // !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS
*WRX_QUEUE_CONFIG(i++) = wrx_queue_config;
}
/* OAM RX Queue */
for ( j = 0; j < OAM_RX_DMA_CHANNEL_NUMBER; j++ )
{
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
wrx_queue_config.dmach = RX_DMA_CH_OAM;
#else
wrx_queue_config.dmach = ppe_dev.oam_rx_dma_channel + j;
#endif // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
*WRX_QUEUE_CONFIG(i++) = wrx_queue_config;
}
wrx_dma_channel_config.deslen = ppe_dev.dma.rx_descriptor_number;
wrx_dma_channel_config.chrl = 0;
wrx_dma_channel_config.clp1th = ppe_dev.dma.rx_clp1_desc_threshold;
wrx_dma_channel_config.mode = WRX_DMA_CHANNEL_COUNTER_MODE;
wrx_dma_channel_config.rlcfg = WRX_DMA_BUF_LEN_PER_DESCRIPTOR;
for ( i = 0; i < ppe_dev.dma.rx_total_channel_used; i++ )
{
wrx_dma_channel_config.desba = (((u32)ppe_dev.dma.rx_descriptor_base >> 2) & 0x0FFFFFFF) + ppe_dev.dma.rx_descriptor_number * i * (sizeof(struct rx_descriptor) >> 2);
*WRX_DMA_CHANNEL_CONFIG(i) = wrx_dma_channel_config;
}
/*
* HTU Tables
*/
for ( i = 0; i < ppe_dev.max_connections; i++ )
{
htu_result.qid = (unsigned int)i;
*HTU_ENTRY(i + OAM_HTU_ENTRY_NUMBER) = htu_entry;
*HTU_MASK(i + OAM_HTU_ENTRY_NUMBER) = htu_mask;
*HTU_RESULT(i + OAM_HTU_ENTRY_NUMBER) = htu_result;
}
/* OAM HTU Entry */
htu_entry.vci = 0x03;
htu_mask.pid_mask = 0x03;
htu_mask.vpi_mask = 0xFF;
htu_mask.vci_mask = 0x0000;
htu_mask.pti_mask = 0x07;
htu_result.cellid = ppe_dev.oam_rx_queue;
htu_result.type = 1;
htu_result.ven = 1;
htu_result.qid = ppe_dev.oam_rx_queue;
*HTU_RESULT(OAM_F4_SEG_HTU_ENTRY) = htu_result;
*HTU_MASK(OAM_F4_SEG_HTU_ENTRY) = htu_mask;
*HTU_ENTRY(OAM_F4_SEG_HTU_ENTRY) = htu_entry;
htu_entry.vci = 0x04;
htu_result.cellid = ppe_dev.oam_rx_queue;
htu_result.type = 1;
htu_result.ven = 1;
htu_result.qid = ppe_dev.oam_rx_queue;
*HTU_RESULT(OAM_F4_TOT_HTU_ENTRY) = htu_result;
*HTU_MASK(OAM_F4_TOT_HTU_ENTRY) = htu_mask;
*HTU_ENTRY(OAM_F4_TOT_HTU_ENTRY) = htu_entry;
htu_entry.vci = 0x00;
htu_entry.pti = 0x04;
htu_mask.vci_mask = 0xFFFF;
htu_mask.pti_mask = 0x01;
htu_result.cellid = ppe_dev.oam_rx_queue;
htu_result.type = 1;
htu_result.ven = 1;
htu_result.qid = ppe_dev.oam_rx_queue;
*HTU_RESULT(OAM_F5_HTU_ENTRY) = htu_result;
*HTU_MASK(OAM_F5_HTU_ENTRY) = htu_mask;
*HTU_ENTRY(OAM_F5_HTU_ENTRY) = htu_entry;
}
void init_tx_tables(void)
{
int i, j;
struct wtx_queue_config wtx_queue_config = {0};
struct wtx_dma_channel_config wtx_dma_channel_config = {0};
struct wtx_port_config wtx_port_config = { res1: 0,
qid: 0,
qsben: 1};
/*
* General Registers
*/
*CFG_WTX_DCHNUM = ppe_dev.dma.tx_total_channel_used + QSB_QUEUE_NUMBER_BASE;
*WTX_DMACH_ON = ((1 << (ppe_dev.dma.tx_total_channel_used + QSB_QUEUE_NUMBER_BASE)) - 1) ^ ((1 << QSB_QUEUE_NUMBER_BASE) - 1);
*CFG_WRDES_DELAY = ppe_dev.dma.write_descriptor_delay;
/*
* WTX Port Configuration Table
*/
#if !defined(DISABLE_QSB) || !DISABLE_QSB
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
*WTX_PORT_CONFIG(i) = wtx_port_config;
#else
wtx_port_config.qsben = 0;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
{
wtx_port_config.qid = ppe_dev.port[i].connection_base;
*WTX_PORT_CONFIG(i) = wtx_port_config;
printk("port %d: qid = %d, qsb disabled\n", i, wtx_port_config.qid);
}
#endif
/*
* WTX Queue Configuration Table
*/
wtx_queue_config.res1 = 0;
wtx_queue_config.res2 = 0;
// wtx_queue_config.type = 0x03;
wtx_queue_config.type = 0x0;
#if !defined(DISABLE_QSB) || !DISABLE_QSB
wtx_queue_config.qsben = 1;
#else
wtx_queue_config.qsben = 0;
#endif
wtx_queue_config.sbid = 0;
for ( i = 0; i < QSB_QUEUE_NUMBER_BASE; i++ )
*WTX_QUEUE_CONFIG(i) = wtx_queue_config;
for ( j = 0; j < ppe_dev.max_connections; j++ )
{
wtx_queue_config.sbid = ppe_dev.connection[i].port & 0x01; /* assign QSB to TX queue */
*WTX_QUEUE_CONFIG(i) = wtx_queue_config;
i++;
}
/* OAM TX Queue */
// wtx_queue_config.type = 0x01;
wtx_queue_config.type = 0x00;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
{
wtx_queue_config.sbid = i & 0x01;
for ( j = 0; j < OAM_TX_QUEUE_NUMBER_PER_PORT; j++ )
*WTX_QUEUE_CONFIG(ppe_dev.port[i].oam_tx_queue + j) = wtx_queue_config;
}
wtx_dma_channel_config.mode = WRX_DMA_CHANNEL_COUNTER_MODE;
wtx_dma_channel_config.deslen = 0;
wtx_dma_channel_config.desba = 0;
for ( i = 0; i < QSB_QUEUE_NUMBER_BASE; i++ )
*WTX_DMA_CHANNEL_CONFIG(i) = wtx_dma_channel_config;
/* normal connection and OAM channel */
wtx_dma_channel_config.deslen = ppe_dev.dma.tx_descriptor_number;
for ( j = 0; j < ppe_dev.dma.tx_total_channel_used; j++ )
{
wtx_dma_channel_config.desba = (((u32)ppe_dev.dma.tx_descriptor_base >> 2) & 0x0FFFFFFF) + ppe_dev.dma.tx_descriptor_number * j * (sizeof(struct tx_descriptor) >> 2);
*WTX_DMA_CHANNEL_CONFIG(i++) = wtx_dma_channel_config;
}
}
static inline void qsb_global_set(void)
{
int i, j;
u32 qsb_clk = cgu_get_fpi_bus_clock(2);
u32 tmp1, tmp2, tmp3;
union qsb_queue_parameter_table qsb_queue_parameter_table = {{0}};
union qsb_queue_vbr_parameter_table qsb_queue_vbr_parameter_table = {{0}};
int qsb_qid;
*QSB_ICDV = QSB_ICDV_TAU_SET(ppe_dev.qsb.tau);
*QSB_SBL = QSB_SBL_SBL_SET(ppe_dev.qsb.sbl);
*QSB_CFG = QSB_CFG_TSTEPC_SET(ppe_dev.qsb.tstepc >> 1);
/*
* set SCT and SPT per port
*/
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( ppe_dev.port[i].max_connections != 0 && ppe_dev.port[i].tx_max_cell_rate != 0 )
{
tmp1 = ((qsb_clk * ppe_dev.qsb.tstepc) >> 1) / ppe_dev.port[i].tx_max_cell_rate;
tmp2 = tmp1 >> 6; /* integer value of Tsb */
tmp3 = (tmp1 & ((1 << 6) - 1)) + 1; /* fractional part of Tsb */
/* carry over to integer part (?) */
if ( tmp3 == (1 << 6) )
{
tmp3 = 0;
tmp2++;
}
if ( tmp2 == 0 )
tmp2 = tmp3 = 1;
/* 1. set mask */
/* 2. write value to data transfer register */
/* 3. start the tranfer */
/* SCT (FracRate) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_SET_SCT_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(tmp3);
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_SCT) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(i & 0x01);
/* SPT (SBV + PN + IntRage) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_SET_SPT_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(QSB_SPT_SBV_VALID | QSB_SPT_PN_SET(i & 0x01) | QSB_SPT_INTRATE_SET(tmp2));
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_SPT) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(i & 0x01);
}
/*
* set OAM TX queue
*/
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( ppe_dev.port[i].max_connections != 0 )
{
tmp1 = ((qsb_clk * ppe_dev.qsb.tstepc) >> 1) / ppe_dev.port[i].tx_max_cell_rate;
tmp2 = tmp1 >> 6; /* integer value of Tsb */
tmp3 = (tmp1 & ((1 << 6) - 1)) + 1; /* fractional part of Tsb */
/* carry over to integer part (?) */
if ( tmp3 == (1 << 6) )
{
tmp3 = 0;
tmp2++;
}
if ( tmp2 == 0 )
tmp2 = tmp3 = 1;
/* 1. set mask */
/* 2. write value to data transfer register */
/* 3. start the tranfer */
/* SCT (FracRate) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_SET_SCT_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(tmp3);
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_SCT) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(i & 0x01);
/* SPT (SBV + PN + IntRage) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_SET_SPT_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(QSB_SPT_SBV_VALID | QSB_SPT_PN_SET(i & 0x01) | QSB_SPT_INTRATE_SET(tmp2));
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_SPT) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(i & 0x01);
}
/*
* * set OAM TX queue
* */
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( ppe_dev.port[i].max_connections != 0 )
for ( j = 0; j < OAM_TX_QUEUE_NUMBER_PER_PORT; j++ )
{
qsb_qid = ppe_dev.port[i].oam_tx_queue + j;
/* disable PCR limiter */
qsb_queue_parameter_table.bit.tp = 0;
/* set WFQ as real time queue */
qsb_queue_parameter_table.bit.wfqf = 0;
/* disable leaky bucket shaper */
qsb_queue_vbr_parameter_table.bit.taus = 0;
qsb_queue_vbr_parameter_table.bit.ts = 0;
/* Queue Parameter Table (QPT) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_QPT_SET_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(qsb_queue_parameter_table.dword);
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_QPT) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(qsb_qid);
/* Queue VBR Paramter Table (QVPT) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_QVPT_SET_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(qsb_queue_vbr_parameter_table.dword);
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_VBR) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(qsb_qid);
}
}
static inline void clear_ppe_dev(void)
{
int i;
for (i = 0; i < ppe_dev.dma.tx_total_channel_used; i++ )
{
int conn = i + QSB_QUEUE_NUMBER_BASE;
int desc_base;
struct sk_buff *skb;
while(ppe_dev.dma.tx_desc_release_pos[conn] != ppe_dev.dma.tx_desc_alloc_pos[conn])
{
desc_base = ppe_dev.dma.tx_descriptor_number * (conn - QSB_QUEUE_NUMBER_BASE) + ppe_dev.dma.tx_desc_release_pos[conn];
if(!ppe_dev.dma.tx_descriptor_base[desc_base].own)
{
skb = ppe_dev.dma.tx_skb_pointers[desc_base];
atm_free_tx_skb_vcc(skb);
// pretend PP32 hold owner bit, so that won't be released more than once, so allocation process don't check this bit
ppe_dev.dma.tx_descriptor_base[desc_base].own = 1;
}
if (++ppe_dev.dma.tx_desc_release_pos[conn] == ppe_dev.dma.tx_descriptor_number)
ppe_dev.dma.tx_desc_release_pos[conn] = 0;
}
}
for (i = ppe_dev.dma.rx_total_channel_used * ppe_dev.dma.rx_descriptor_number - 1; i >= 0; i--)
dev_kfree_skb_any(*(struct sk_buff **)(((ppe_dev.dma.rx_descriptor_base[i].dataptr << 2) | KSEG0) - 4));
kfree(ppe_dev.dma.tx_skb_pointers);
kfree(ppe_dev.dma.tx_descriptor_addr);
kfree(ppe_dev.dma.rx_descriptor_addr);
}
static inline int init_ppe_dev(void)
{
int i, j;
int rx_desc, tx_desc;
int conn;
int oam_tx_queue;
#if !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS
int rx_dma_channel_base;
int rx_dma_channel_assigned;
#endif // !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS
struct rx_descriptor rx_descriptor = { own: 1,
c: 0,
sop: 1,
eop: 1,
res1: 0,
byteoff:0,
res2: 0,
id: 0,
err: 0,
datalen:0,
res3: 0,
dataptr:0};
struct tx_descriptor tx_descriptor = { own: 1, // pretend it's hold by PP32
c: 0,
sop: 1,
eop: 1,
byteoff:0,
res1: 0,
iscell: 0,
clp: 0,
datalen:0,
res2: 0,
dataptr:0};
memset(&ppe_dev, 0, sizeof(ppe_dev));
/*
* Setup AAL5 members, buffer size must be larger than max packet size plus overhead.
*/
ppe_dev.aal5.padding_byte = (u8)aal5_fill_pattern;
ppe_dev.aal5.rx_max_packet_size = (u32)aal5r_max_packet_size;
ppe_dev.aal5.rx_min_packet_size = (u32)aal5r_min_packet_size;
ppe_dev.aal5.rx_buffer_size = ((u32)(aal5r_max_packet_size > CELL_SIZE ? aal5r_max_packet_size + MAX_RX_FRAME_EXTRA_BYTES : CELL_SIZE + MAX_RX_FRAME_EXTRA_BYTES) + DMA_ALIGNMENT - 1) & ~(DMA_ALIGNMENT - 1);
ppe_dev.aal5.tx_max_packet_size = (u32)aal5s_max_packet_size;
ppe_dev.aal5.tx_min_packet_size = (u32)aal5s_min_packet_size;
ppe_dev.aal5.tx_buffer_size = ((u32)(aal5s_max_packet_size > CELL_SIZE ? aal5s_max_packet_size + MAX_TX_FRAME_EXTRA_BYTES : CELL_SIZE + MAX_TX_FRAME_EXTRA_BYTES) + DMA_ALIGNMENT - 1) & ~(DMA_ALIGNMENT - 1);
ppe_dev.aal5.rx_drop_error_packet = aal5r_drop_error_packet ? 1 : 0;
/*
* Setup QSB members, please refer to Amazon spec 15.4 to get the value calculation formula.
*/
ppe_dev.qsb.tau = (u32)qsb_tau;
ppe_dev.qsb.tstepc = (u32)qsb_tstep;
ppe_dev.qsb.sbl = (u32)qsb_srvm;
/*
* Setup port, connection, other members.
*/
conn = 0;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
{
/* first connection ID of port */
ppe_dev.port[i].connection_base = conn + QSB_QUEUE_NUMBER_BASE;
/* max number of connections of port */
ppe_dev.port[i].max_connections = (u32)port_max_connection[i];
/* max cell rate the port has */
ppe_dev.port[i].tx_max_cell_rate = (u32)port_cell_rate_up[i];
/* link connection ID to port ID */
for ( j = port_max_connection[i] - 1; j >= 0; j-- )
ppe_dev.connection[conn++ + QSB_QUEUE_NUMBER_BASE].port = i;
}
/* total connection numbers of all ports */
ppe_dev.max_connections = conn;
/* OAM RX queue ID, which is the first available connection ID after */
/* connections assigned to ports. */
ppe_dev.oam_rx_queue = conn + QSB_QUEUE_NUMBER_BASE;
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
oam_tx_queue = conn;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( port_max_connection[i] != 0 )
{
ppe_dev.port[i].oam_tx_queue = oam_tx_queue + QSB_QUEUE_NUMBER_BASE;
for ( j = 0; j < OAM_TX_QUEUE_NUMBER_PER_PORT; j++ )
/* Since connection ID is one to one mapped to RX/TX queue ID, the connection */
/* structure must be reserved for OAM RX/TX queues, and member "port" is set */
/* according to port to which OAM TX queue is connected. */
ppe_dev.connection[oam_tx_queue++ + QSB_QUEUE_NUMBER_BASE].port = i;
}
/* DMA RX channel assigned to OAM RX queue */
ppe_dev.oam_rx_dma_channel = RX_DMA_CH_OAM;
/* DMA RX channel will be assigned dynamically when VCC is open. */
#else // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
rx_dma_channel_base = 0;
oam_tx_queue = conn;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( port_max_connection[i] != 0 )
{
/* Calculate the number of DMA RX channels could be assigned to port. */
rx_dma_channel_assigned = i == ATM_PORT_NUMBER - 1
? (MAX_RX_DMA_CHANNEL_NUMBER - OAM_RX_DMA_CHANNEL_NUMBER) - rx_dma_channel_base
: (ppe_dev.port[i].max_connections * (MAX_RX_DMA_CHANNEL_NUMBER - OAM_RX_DMA_CHANNEL_NUMBER) + ppe_dev.max_connections / 2) / ppe_dev.max_connections;
/* Amend the number, which could be zero. */
if ( rx_dma_channel_assigned == 0 )
rx_dma_channel_assigned = 1;
/* Calculate the first DMA RX channel ID could be assigned to port. */
if ( rx_dma_channel_base + rx_dma_channel_assigned > MAX_RX_DMA_CHANNEL_NUMBER - OAM_RX_DMA_CHANNEL_NUMBER )
rx_dma_channel_base = MAX_RX_DMA_CHANNEL_NUMBER - OAM_RX_DMA_CHANNEL_NUMBER - rx_dma_channel_assigned;
/* first DMA RX channel ID */
ppe_dev.port[i].rx_dma_channel_base = rx_dma_channel_base;
/* number of DMA RX channels assigned to this port */
ppe_dev.port[i].rx_dma_channel_assigned = rx_dma_channel_assigned;
/* OAM TX queue ID, which must be assigned after connections assigned to ports */
ppe_dev.port[i].oam_tx_queue = oam_tx_queue + QSB_QUEUE_NUMBER_BASE;
rx_dma_channel_base += rx_dma_channel_assigned;
for ( j = 0; j < OAM_TX_QUEUE_NUMBER_PER_PORT; j++ )
/* Since connection ID is one to one mapped to RX/TX queue ID, the connection */
/* structure must be reserved for OAM RX/TX queues, and member "port" is set */
/* according to port to which OAM TX queue is connected. */
ppe_dev.connection[oam_tx_queue++ + QSB_QUEUE_NUMBER_BASE].port = i;
}
/* DMA RX channel assigned to OAM RX queue */
ppe_dev.oam_rx_dma_channel = rx_dma_channel_base;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
for ( j = 0; j < port_max_connection[i]; j++ )
/* Assign DMA RX channel to RX queues. One channel could be assigned to more than one queue. */
ppe_dev.connection[ppe_dev.port[i].connection_base + j].rx_dma_channel = ppe_dev.port[i].rx_dma_channel_base + j % ppe_dev.port[i].rx_dma_channel_assigned;
#endif // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
/* initialize semaphore used by open and close */
sema_init(&ppe_dev.sem, 1);
/* descriptor number of RX DMA channel */
ppe_dev.dma.rx_descriptor_number = dma_rx_descriptor_length;
/* descriptor number of TX DMA channel */
ppe_dev.dma.tx_descriptor_number = dma_tx_descriptor_length;
/* If used descriptors are more than this value, cell with CLP1 is dropped. */
ppe_dev.dma.rx_clp1_desc_threshold = dma_rx_clp1_descriptor_threshold;
/* delay on descriptor write path */
ppe_dev.dma.write_descriptor_delay = write_descriptor_delay;
/* total DMA RX channel used */
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
ppe_dev.dma.rx_total_channel_used = RX_DMA_CH_TOTAL;
#else
ppe_dev.dma.rx_total_channel_used = rx_dma_channel_base + OAM_RX_DMA_CHANNEL_NUMBER;
#endif // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
/* total DMA TX channel used (exclude channel reserved by QSB) */
ppe_dev.dma.tx_total_channel_used = oam_tx_queue;
/* allocate memory for RX descriptors */
ppe_dev.dma.rx_descriptor_addr = kmalloc(ppe_dev.dma.rx_total_channel_used * ppe_dev.dma.rx_descriptor_number * sizeof(struct rx_descriptor) + 4, GFP_KERNEL | GFP_DMA);
if ( !ppe_dev.dma.rx_descriptor_addr )
goto RX_DESCRIPTOR_BASE_ALLOCATE_FAIL;
/* do alignment (DWORD) */
ppe_dev.dma.rx_descriptor_base = (struct rx_descriptor *)(((u32)ppe_dev.dma.rx_descriptor_addr + 0x03) & ~0x03);
ppe_dev.dma.rx_descriptor_base = (struct rx_descriptor *)((u32)ppe_dev.dma.rx_descriptor_base | KSEG1); // no cache
/* allocate memory for TX descriptors */
ppe_dev.dma.tx_descriptor_addr = kmalloc(ppe_dev.dma.tx_total_channel_used * ppe_dev.dma.tx_descriptor_number * sizeof(struct tx_descriptor) + 4, GFP_KERNEL | GFP_DMA);
if ( !ppe_dev.dma.tx_descriptor_addr )
goto TX_DESCRIPTOR_BASE_ALLOCATE_FAIL;
/* do alignment (DWORD) */
ppe_dev.dma.tx_descriptor_base = (struct tx_descriptor *)(((u32)ppe_dev.dma.tx_descriptor_addr + 0x03) & ~0x03);
ppe_dev.dma.tx_descriptor_base = (struct tx_descriptor *)((u32)ppe_dev.dma.tx_descriptor_base | KSEG1); // no cache
/* allocate pointers to TX sk_buff */
ppe_dev.dma.tx_skb_pointers = kmalloc(ppe_dev.dma.tx_total_channel_used * ppe_dev.dma.tx_descriptor_number * sizeof(struct sk_buff *), GFP_KERNEL);
if ( !ppe_dev.dma.tx_skb_pointers )
goto TX_SKB_POINTER_ALLOCATE_FAIL;
memset(ppe_dev.dma.tx_skb_pointers, 0, ppe_dev.dma.tx_total_channel_used * ppe_dev.dma.tx_descriptor_number * sizeof(struct sk_buff *));
/* Allocate RX sk_buff and fill up RX descriptors. */
rx_descriptor.datalen = ppe_dev.aal5.rx_buffer_size;
for ( rx_desc = ppe_dev.dma.rx_total_channel_used * ppe_dev.dma.rx_descriptor_number - 1; rx_desc >= 0; rx_desc-- )
{
struct sk_buff *skb;
skb = alloc_skb_rx();
if ( skb == NULL )
panic("sk buffer is used up\n");
rx_descriptor.dataptr = (u32)skb->data >> 2;
ppe_dev.dma.rx_descriptor_base[rx_desc] = rx_descriptor;
}
/* Fill up TX descriptors. */
tx_descriptor.datalen = ppe_dev.aal5.tx_buffer_size;
for ( tx_desc = ppe_dev.dma.tx_total_channel_used * ppe_dev.dma.tx_descriptor_number - 1; tx_desc >= 0; tx_desc-- )
ppe_dev.dma.tx_descriptor_base[tx_desc] = tx_descriptor;
return 0;
TX_SKB_POINTER_ALLOCATE_FAIL:
kfree(ppe_dev.dma.tx_descriptor_addr);
TX_DESCRIPTOR_BASE_ALLOCATE_FAIL:
kfree(ppe_dev.dma.rx_descriptor_addr);
RX_DESCRIPTOR_BASE_ALLOCATE_FAIL:
return -ENOMEM;
}
static inline void clear_share_buffer(void)
{
volatile u32 *p = SB_RAM0_ADDR(0);
unsigned int i;
/* write all zeros only */
for ( i = 0; i < SB_RAM0_DWLEN + SB_RAM1_DWLEN + SB_RAM2_DWLEN + SB_RAM3_DWLEN; i++ )
*p++ = 0;
}
static inline void check_parameters(void)
{
int i;
int enabled_port_number;
int unassigned_queue_number;
int assigned_queue_number;
enabled_port_number = 0;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( port_max_connection[i] < 1 )
port_max_connection[i] = 0;
else
enabled_port_number++;
/* If the max connection number of a port is not 0, the port is enabled */
/* and at lease two connection ID must be reserved for this port. One of */
/* them is used as OAM TX path. */
unassigned_queue_number = MAX_QUEUE_NUMBER - QSB_QUEUE_NUMBER_BASE;
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( port_max_connection[i] > 0 )
{
enabled_port_number--;
assigned_queue_number = unassigned_queue_number - enabled_port_number * (1 + OAM_TX_QUEUE_NUMBER_PER_PORT) - OAM_TX_QUEUE_NUMBER_PER_PORT;
if ( assigned_queue_number > MAX_QUEUE_NUMBER_PER_PORT - OAM_TX_QUEUE_NUMBER_PER_PORT )
assigned_queue_number = MAX_QUEUE_NUMBER_PER_PORT - OAM_TX_QUEUE_NUMBER_PER_PORT;
if ( port_max_connection[i] > assigned_queue_number )
{
port_max_connection[i] = assigned_queue_number;
unassigned_queue_number -= assigned_queue_number;
}
else
unassigned_queue_number -= port_max_connection[i];
}
/* Please refer to Amazon spec 15.4 for setting these values. */
if ( qsb_tau < 1 )
qsb_tau = 1;
if ( qsb_tstep < 1 )
qsb_tstep = 1;
else if ( qsb_tstep > 4 )
qsb_tstep = 4;
else if ( qsb_tstep == 3 )
qsb_tstep = 2;
/* There is a delay between PPE write descriptor and descriptor is */
/* really stored in memory. Host also has this delay when writing */
/* descriptor. So PPE will use this value to determine if the write */
/* operation makes effect. */
if ( write_descriptor_delay < 0 )
write_descriptor_delay = 0;
if ( aal5_fill_pattern < 0 )
aal5_fill_pattern = 0;
else
aal5_fill_pattern &= 0xFF;
/* Because of the limitation of length field in descriptors, the packet */
/* size could not be larger than 64K minus overhead size. */
if ( aal5r_max_packet_size < 0 )
aal5r_max_packet_size = 0;
else if ( aal5r_max_packet_size >= 65536 - MAX_RX_FRAME_EXTRA_BYTES )
aal5r_max_packet_size = 65536 - MAX_RX_FRAME_EXTRA_BYTES;
if ( aal5r_min_packet_size < 0 )
aal5r_min_packet_size = 0;
else if ( aal5r_min_packet_size > aal5r_max_packet_size )
aal5r_min_packet_size = aal5r_max_packet_size;
if ( aal5s_max_packet_size < 0 )
aal5s_max_packet_size = 0;
else if ( aal5s_max_packet_size >= 65536 - MAX_TX_FRAME_EXTRA_BYTES )
aal5s_max_packet_size = 65536 - MAX_TX_FRAME_EXTRA_BYTES;
if ( aal5s_min_packet_size < 0 )
aal5s_min_packet_size = 0;
else if ( aal5s_min_packet_size > aal5s_max_packet_size )
aal5s_min_packet_size = aal5s_max_packet_size;
if ( dma_rx_descriptor_length < 2 )
dma_rx_descriptor_length = 2;
if ( dma_tx_descriptor_length < 2 )
dma_tx_descriptor_length = 2;
if ( dma_rx_clp1_descriptor_threshold < 0 )
dma_rx_clp1_descriptor_threshold = 0;
else if ( dma_rx_clp1_descriptor_threshold > dma_rx_descriptor_length )
dma_rx_clp1_descriptor_threshold = dma_rx_descriptor_length;
}
static struct atmdev_ops ppe_atm_ops = {
owner: THIS_MODULE,
open: ppe_open,
close: ppe_close,
ioctl: ppe_ioctl,
send: ppe_send,
send_oam: ppe_send_oam,
change_qos: ppe_change_qos,
};
int __init danube_ppe_init(void)
{
int ret;
int port_num;
check_parameters();
ret = init_ppe_dev();
if ( ret )
goto INIT_PPE_DEV_FAIL;
clear_share_buffer();
init_rx_tables();
init_tx_tables();
printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
for ( port_num = 0; port_num < ATM_PORT_NUMBER; port_num++ )
if ( ppe_dev.port[port_num].max_connections != 0 )
{
printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
ppe_dev.port[port_num].dev = atm_dev_register("danube_atm", &ppe_atm_ops, -1, 0UL);
if ( !ppe_dev.port[port_num].dev )
{
printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
ret = -EIO;
goto ATM_DEV_REGISTER_FAIL;
}
else
{
printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
ppe_dev.port[port_num].dev->ci_range.vpi_bits = 8;
ppe_dev.port[port_num].dev->ci_range.vci_bits = 16;
ppe_dev.port[port_num].dev->link_rate = ppe_dev.port[port_num].tx_max_cell_rate;
ppe_dev.port[port_num].dev->dev_data = (void*)port_num;
}
}
/* register interrupt handler */
ret = request_irq(IFXMIPS_PPE_MBOX_INT, mailbox_irq_handler, IRQF_DISABLED, "ppe_mailbox_isr", NULL);
if ( ret )
{
if ( ret == -EBUSY )
printk("ppe: IRQ may be occupied by ETH2 driver, please reconfig to disable it.\n");
goto REQUEST_IRQ_IFXMIPS_PPE_MBOX_INT_FAIL;
}
disable_irq(IFXMIPS_PPE_MBOX_INT);
#if defined(CONFIG_PCI) && defined(USE_FIX_FOR_PCI_PPE) && USE_FIX_FOR_PCI_PPE
ret = request_irq(PPE_MAILBOX_IGU0_INT, pci_fix_irq_handler, SA_INTERRUPT, "ppe_pci_fix_isr", NULL);
if ( ret )
printk("failed in registering mailbox 0 interrupt (pci fix)\n");
#endif // defined(CONFIG_PCI) && defined(USE_FIX_FOR_PCI_PPE) && USE_FIX_FOR_PCI_PPE
ret = pp32_start();
if ( ret )
goto PP32_START_FAIL;
qsb_global_set();
HTU_ENTRY(OAM_F4_SEG_HTU_ENTRY)->vld = 1;
HTU_ENTRY(OAM_F4_TOT_HTU_ENTRY)->vld = 1;
HTU_ENTRY(OAM_F5_HTU_ENTRY)->vld = 1;
/* create proc file */
proc_file_create();
printk("ppe: ATM init succeeded (firmware version 1.1.0.2.1.13\n");
return 0;
PP32_START_FAIL:
free_irq(IFXMIPS_PPE_MBOX_INT, NULL);
REQUEST_IRQ_IFXMIPS_PPE_MBOX_INT_FAIL:
ATM_DEV_REGISTER_FAIL:
clear_ppe_dev();
INIT_PPE_DEV_FAIL:
printk("ppe: ATM init failed\n");
return ret;
}
void __exit danube_ppe_exit(void)
{
int port_num;
register int l;
proc_file_delete();
HTU_ENTRY(OAM_F4_SEG_HTU_ENTRY)->vld = 0;
HTU_ENTRY(OAM_F4_TOT_HTU_ENTRY)->vld = 0;
HTU_ENTRY(OAM_F5_HTU_ENTRY)->vld = 0;
/* idle for a while to finish running HTU search */
for (l = 0; l < IDLE_CYCLE_NUMBER; l++ );
pp32_stop();
free_irq(IFXMIPS_PPE_MBOX_INT, NULL);
for ( port_num = 0; port_num < ATM_PORT_NUMBER; port_num++ )
if ( ppe_dev.port[port_num].max_connections != 0 )
atm_dev_deregister(ppe_dev.port[port_num].dev);
clear_ppe_dev();
}
module_init(danube_ppe_init);
module_exit(danube_ppe_exit);
MODULE_LICENSE("GPL");

View File

@ -0,0 +1,426 @@
#ifndef __DANUBE_PPE_FW_H__2005_08_04__12_00__
#define __DANUBE_PPE_FW_H__2005_08_04__12_00__
/******************************************************************************
**
** FILE NAME : danube_ppe_fw.h
** PROJECT : Danube
** MODULES : ATM (ADSL)
**
** DATE : 1 AUG 2005
** AUTHOR : Xu Liang
** DESCRIPTION : ATM Driver (PP32 Firmware)
** COPYRIGHT : Copyright (c) 2006
** Infineon Technologies AG
** Am Campeon 1-12, 85579 Neubiberg, Germany
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** HISTORY
** $Date $Author $Comment
** 4 AUG 2005 Xu Liang Initiate Version
** 23 OCT 2006 Xu Liang Add GPL header.
*******************************************************************************/
static u32 firmware_binary_code[] = {
0x800004A0, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x8000FFC8, 0x00000000, 0x00000000, 0x00000000,
0xC1000002, 0xD90C0000, 0xC2000002, 0xDA080001, 0x80004710, 0xC2000000, 0xDA080001, 0x80003D98,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x80003D50, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x80004F18, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x80003C50, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0xC0400000, 0xC0004840, 0xC8840000, 0x800043D0, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0xC0400002, 0xC0004840, 0xC8840000, 0x80004350, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0xC3C00004, 0xDBC80001, 0xC10C0002, 0xD90C0000, 0x8000FEC8, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0xC10E0002, 0xD90C0000, 0xC0004808, 0xC8400000, 0x80004380, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0xC3E1FFFE, 0x597DFFFE, 0x593DFE14, 0x900004D9, 0x00000000, 0x00000000, 0x00000000, 0x90CC0481,
0x00000000, 0x00000000, 0x00000000, 0xC3C00000, 0xDBC80001, 0xC1400008, 0xC1900000, 0x71948000,
0x15000100, 0xC140000A, 0xC1900002, 0x71948000, 0x15000100, 0xC140000C, 0xC1900004, 0x71948000,
0x15000100, 0xC1400004, 0xC1900006, 0x71948000, 0x15000100, 0xC1400006, 0xC1900008, 0x71948000,
0x15000100, 0xC140000E, 0xC190000A, 0x71948000, 0x15000100, 0xC1400000, 0xC190000C, 0x71948000,
0x15000100, 0xC1400002, 0xC190000E, 0x71948000, 0x15000100, 0xC0400000, 0xC11C0000, 0xC000082C,
0xCD040E08, 0xC11C0002, 0xC000082C, 0xCD040E08, 0xC0400002, 0xC11C0000, 0xC000082C, 0xCD040E08,
0xC11C0002, 0xC000082C, 0xCD040E08, 0xC0000824, 0x00000000, 0xCBC00001, 0xCB800001, 0xCB400001,
0xCB000000, 0xC0004878, 0x5BFC4000, 0xCFC00001, 0x5BB84000, 0xCF800001, 0x5B744000, 0xCF400001,
0x5B304000, 0xCF000000, 0xC0000A10, 0x00000000, 0xCBC00001, 0xCB800000, 0xC0004874, 0x5BFC4000,
0xCFC00001, 0x5BB84000, 0xCF800000, 0xC30001FE, 0xC000140A, 0xCF000000, 0xC3000000, 0x7F018000,
0xC000042E, 0xCF000000, 0xC000040E, 0xCF000000, 0xC3C1FFFE, 0xC000490E, 0xCFC00080, 0xC000492C,
0xCFC00080, 0xC0004924, 0xCFC00040, 0xC0004912, 0xCFC00040, 0xC0004966, 0xCFC00040, 0xC0004968,
0xCFC00080, 0xC000496A, 0xCFC00080, 0xC3C00000, 0xC2800020, 0xC3000000, 0x7F018000, 0x6FF88000,
0x6FD44000, 0x4395C000, 0x5BB84A00, 0x5838000A, 0xCF000000, 0x5BFC0002, 0xB7E8FFA8, 0x00000000,
0xC3C00000, 0xC2800010, 0x6FF86000, 0x47F9C000, 0x5BB84C80, 0xC3400000, 0x58380004, 0xCB420080,
0x00000000, 0x58380008, 0xCF400080, 0x5BFC0002, 0xB7E8FF90, 0x00000000, 0xC3C00000, 0xC2800020,
0xC348001E, 0xC3000000, 0x7F018000, 0x6FF8A000, 0x6FD44000, 0x4579C000, 0x47F9C000, 0x5BB84E20,
0x58380008, 0xCF400420, 0x5838000A, 0xCF000000, 0x5BFC0002, 0xB7E8FF90, 0x00000000, 0x00000000,
0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000, 0x80000518, 0x00000000, 0x80002118, 0x00000000,
0x8000FFC8, 0xC0004958, 0xC8400000, 0x00000000, 0xC3C00002, 0x7BC42000, 0xCC400000, 0xC0004848,
0xCB840000, 0xC000495C, 0xCAC40000, 0xC0004844, 0xC8840000, 0x46F90000, 0x8400FF6A, 0xC000487C,
0xC8040000, 0x00000000, 0x00000000, 0x40080000, 0xCA000000, 0xC0001624, 0xCB040000, 0xA63C005A,
0x00000000, 0x00000000, 0xA71EFF02, 0x00000000, 0xC0000824, 0xCA840000, 0x6CA08000, 0x6CA42000,
0x46610000, 0x42290000, 0xC35E0002, 0xC6340068, 0xC0001624, 0xCF440080, 0xC2000000, 0xC161FFFE,
0x5955FFFE, 0x15400000, 0x00000000, 0xC0004844, 0xC8840000, 0xC000082C, 0xCA040040, 0x00000000,
0x00000000, 0x58880002, 0xB608FFF8, 0x00000000, 0xC0800000, 0xC0004844, 0xCC840040, 0x5AEC0002,
0xC000495C, 0xCEC40000, 0x5E6C0006, 0x84000048, 0xC0004848, 0xCB840000, 0xC0000838, 0xC2500002,
0xCE440808, 0x5FB80002, 0xC0004848, 0xCF840000, 0x5EEC0002, 0xC000495C, 0xCEC40000, 0x00000000,
0xC121FFFE, 0x5911FE14, 0x15000000, 0x8000FD80, 0xC000495A, 0xC8400000, 0x00000000, 0xC3C00002,
0x7BC42000, 0xCC400000, 0xC0004960, 0xCAC40000, 0x00000000, 0x00000000, 0x5EEC0000, 0x840000F2,
0x00000000, 0xB6FC0030, 0xC0001600, 0xCA040000, 0x00000000, 0x00000000, 0xA61E00B2, 0x6FE90000,
0xC0000A28, 0xCE840808, 0xC2C00000, 0xC2800004, 0xB6E80080, 0xC0001604, 0xCA840000, 0xC0004960,
0xCEC40000, 0xA69EFCA2, 0x00000000, 0x6FE90000, 0xC0000A28, 0xCE840808, 0xC2C00002, 0xC0001600,
0xCA040000, 0x00000000, 0x00000000, 0xA61E000A, 0x6FE90000, 0xC0000A28, 0xCE840808, 0xC2C00000,
0xC0001604, 0xCA840000, 0xC0004960, 0xCEC40000, 0xA69EFC0A, 0xC2400000, 0xC0000A14, 0xCA440030,
0x00000000, 0x00000000, 0x46E52000, 0xA4400000, 0xC2800000, 0xDFEB0031, 0x8000FFF8, 0xDFEA0031,
0xB668FB82, 0x00000000, 0xC00048A0, 0xCB040000, 0xC0000A10, 0xCA840000, 0x6F208000, 0x6F242000,
0x46610000, 0x42A10000, 0xC2400000, 0xC0000A14, 0xCA440030, 0xC35E0002, 0xC6340068, 0xC0001604,
0xCF440080, 0x5B300002, 0xB670FFF8, 0x5AEC0002, 0xC3000000, 0xC00048A0, 0xCF040000, 0xC0004960,
0xCEC40000, 0x8000FAC0, 0xC0004918, 0xD2800000, 0xC2000000, 0xDF600040, 0x5E600080, 0x8400025A,
0x00000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000480A, 0xCA000000, 0xC0004912,
0xCA400000, 0xC0004924, 0xCA800000, 0xC0004966, 0xCAC00000, 0x00000000, 0xC121FFFE, 0x5911FE14,
0x15000000, 0x76610000, 0x76A10000, 0x76E10000, 0x840001B2, 0xC0004918, 0xCA400000, 0xC28001FE,
0x76A10000, 0x5A640002, 0x6A254010, 0x5EE80000, 0x84000002, 0x6AA54000, 0x8000FFF8, 0xC6280000,
0x62818008, 0xC0004918, 0xCF000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC0004966,
0xCA400000, 0xC2000002, 0x6A310000, 0x7E010000, 0x76252000, 0xCE400000, 0x00000000, 0xC121FFFE,
0x5911FE14, 0x15000000, 0x6F346000, 0x4735A000, 0x5B744C80, 0xC2800000, 0x58340006, 0xCA800080,
0xC2C00000, 0x58340000, 0xCAC000E0, 0xC2400000, 0x5834000A, 0xCA420080, 0x6EA82000, 0x42E9E000,
0x6F2CA000, 0x42E56000, 0x5AEC1400, 0xC3990040, 0xC7381C20, 0xC6F80068, 0x99005930, 0xDB980000,
0xDBD80001, 0x00000000, 0xDEA00000, 0x47210000, 0x8400FD68, 0xC0004958, 0xC8400000, 0x00000000,
0xC3C00002, 0x7BC42000, 0xCC400000, 0xC0004848, 0xCB840000, 0xC0004844, 0xC8840000, 0x5FB80000,
0x8400F7DA, 0xC0001A1C, 0xCA000000, 0xC2400002, 0x6A452000, 0x76610000, 0x8400F7AA, 0xC000487C,
0xC8040000, 0x00000000, 0x00000000, 0x40080000, 0xCA000000, 0xC4240000, 0x00000000, 0xA63C17BA,
0x00000000, 0xC0004878, 0xC8040000, 0x6C908000, 0x44908000, 0x44908000, 0x40100000, 0xCA000000,
0xC4240000, 0x00000000, 0xC0004934, 0xCE000000, 0xC2800002, 0xC4681C10, 0xC62821D8, 0xC2600010,
0x5A650040, 0xC0004800, 0xCB400000, 0xC2200400, 0x5A200000, 0xC7601048, 0xC0001220, 0xCE800000,
0xC0001200, 0xCE400000, 0xC0001202, 0xCE000000, 0xC0001240, 0xCB400000, 0x00000000, 0x00000000,
0xA754FFC0, 0xC2000000, 0xC7600048, 0xA7520022, 0x00000000, 0x00000000, 0x990060A8, 0xC0004822,
0xC9400000, 0xC1800002, 0x80001668, 0x58204080, 0xC2000000, 0xCA000020, 0xC2400000, 0xCA414008,
0xC2800000, 0xCA812008, 0xC2C00000, 0xCAC20020, 0xC0004938, 0xCE000000, 0xC0004920, 0xCE400000,
0xC0004916, 0xCE800000, 0xC0004922, 0xCEC00000, 0xA6400520, 0x00000000, 0xC0004938, 0xCBC00000,
0x00000000, 0xC3800000, 0x6FF48000, 0x6FD44000, 0x4355A000, 0x5B744A00, 0x58340000, 0xCB802018,
0x00000000, 0xC2000000, 0x6FB46000, 0x47B5A000, 0x5B744C80, 0x5834000C, 0xCA000028, 0xC000491A,
0xCF800000, 0x5E200000, 0x84000452, 0xC2000000, 0xDF610050, 0x5E6001E8, 0x8800FFD0, 0xC2000002,
0xC2400466, 0xC2A00000, 0x5AA80000, 0xC0001006, 0xCE000000, 0xC0001008, 0xCE400000, 0xC000100A,
0xCE800000, 0x99005370, 0xC1A0FFFE, 0xC0000824, 0xC9840068, 0xC0004934, 0xCA400000, 0xC2000000,
0xC2800002, 0x990053B0, 0xDA980000, 0xC6140000, 0xC6580000, 0xC161FFFE, 0x5955FFFE, 0x15400000,
0x00000000, 0x99005498, 0xC000491A, 0xC9400000, 0x00000000, 0x00000000, 0xC121FFFE, 0x5911FE14,
0x15000000, 0xC0004922, 0xCA001120, 0xC3C00000, 0xC3800000, 0xC0004930, 0xCE001120, 0xC0004932,
0xCBC000E0, 0xC2800000, 0xC000491E, 0xCFC00000, 0xC0004862, 0xCA800068, 0xC3A0001A, 0x5BB94000,
0xC6B80068, 0xC000491C, 0xCF800000, 0x99005708, 0xC000491C, 0xC1400000, 0xC9420050, 0x00000000,
0x00000000, 0x00000000, 0xA8E2FFC8, 0xC2000000, 0xC1220002, 0xD90C0000, 0xDF600040, 0x5E600080,
0x8400FFDA, 0xC000491C, 0xCA000000, 0xC000491E, 0xCA400000, 0x00000000, 0x00000000, 0x99005930,
0xDA180000, 0xDA580001, 0x00000000, 0xC2000000, 0xDF610050, 0x5E6001FE, 0x8800FFD0, 0xC0004916,
0xCA800000, 0xC2C00000, 0xDFEC0050, 0xC2400000, 0x46E52000, 0x84000032, 0x5EA80000, 0x84000022,
0xC2600002, 0x990060A8, 0xC000482E, 0xC9400000, 0xC1800002, 0x80000018, 0xC2600000, 0x990060A8,
0xC000482C, 0xC9400000, 0xC1800002, 0xC2000068, 0xC6240080, 0xC0004930, 0xCE400088, 0xC000491A,
0xC9800000, 0xC0004862, 0xC9400000, 0x6D9C6000, 0x459CE000, 0x59DC4C80, 0x99005790, 0xD9580000,
0xD9980001, 0xD9D40000, 0x99005708, 0xC000491C, 0xC1400000, 0xC9420050, 0xC2000000, 0xDF600040,
0x5E600080, 0x8400FFD2, 0x00000000, 0xC000491C, 0xCA000000, 0xC000491E, 0xCA400000, 0x00000000,
0x00000000, 0x99005930, 0xDA180000, 0xDA580001, 0x00000000, 0x800010D0, 0x00000000, 0x990060A8,
0xC000482A, 0xC9400000, 0xC1800002, 0x800010A0, 0xC0004938, 0xCBC00000, 0x00000000, 0x00000000,
0x6FF88000, 0x6FD44000, 0x4395C000, 0x5BB84A00, 0x58380008, 0xCA000000, 0x00000000, 0x00000000,
0xA6000362, 0x00000000, 0xC0004938, 0xCBC00000, 0xC3000000, 0x00000000, 0x6FF88000, 0x6FD44000,
0x4395C000, 0x5BB84A00, 0x58380000, 0xCB002018, 0xC2000000, 0x58380008, 0xCA020080, 0x5838000C,
0xCAC00000, 0x5838000E, 0xCA400000, 0xC000491A, 0xCF000000, 0xC0004930, 0xCEC00000, 0xC000493C,
0xCE000000, 0xC0004932, 0xCE400000, 0x5E200000, 0x84000108, 0xC2800000, 0xA6FE009A, 0x6F206000,
0x47210000, 0x5A204C80, 0x5820000C, 0xCA800028, 0x00000000, 0x00000000, 0x5EA80000, 0x840001DA,
0x00000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0x99005498, 0xC000491A, 0xC9400000,
0x00000000, 0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000, 0xC0004930, 0xCAC00000, 0xC0004932,
0xCA400000, 0xC7EC1120, 0xC0004930, 0xCEC00000, 0x5838000C, 0xCEC00000, 0x58000002, 0xCE400000,
0xC0004934, 0xCA000000, 0xC2400002, 0x6E642000, 0x6E642000, 0x76252000, 0x84000012, 0xC2400002,
0x6E684000, 0x58380008, 0xCE800208, 0xA6000000, 0x6E682000, 0x58380008, 0xCE800108, 0xC2400002,
0x6E642000, 0x76252000, 0x840000D2, 0x58380008, 0xCA000000, 0xC2800000, 0xC2400000, 0xA60200A0,
0xDBA80000, 0x6F386000, 0x4739C000, 0x5BB84C80, 0x58380004, 0xCA400080, 0x58380002, 0xCA800080,
0x00000000, 0xDEB80000, 0x46694000, 0x88000048, 0x00000000, 0xC0004824, 0xCA000000, 0xC2400002,
0x6E640000, 0x5A200002, 0xCE000000, 0x58380008, 0xCE400008, 0x80000000, 0x00000000, 0x80000030,
0xC0004934, 0xCA000000, 0x00000000, 0x00000000, 0xA6020C4A, 0x00000000, 0x00000000, 0x80000C80,
0xC2800000, 0xC2000200, 0xC240001A, 0xDF690050, 0x46A14000, 0x46694000, 0x8800FFBA, 0xC2000006,
0xC2600982, 0x5A643B6E, 0x5838000A, 0xCA800000, 0xC0001006, 0xCE000000, 0xC0001008, 0xCE400000,
0xC000100A, 0xCE800000, 0x99005370, 0xC1A0FFFE, 0xC0000824, 0xC9840068, 0xC2000000, 0xC0004930,
0xCA02E010, 0x58380026, 0xCA400000, 0x00000000, 0xC2800000, 0x990053B0, 0xDA980000, 0xC6140000,
0xC6580000, 0xC0004934, 0xCA000000, 0x00000000, 0x00000000, 0xA6020002, 0x00000000, 0x00000000,
0x80000300, 0xC0004938, 0xCBC00000, 0xC0004878, 0xC8040000, 0x6C908000, 0x44908000, 0x44908000,
0x40100000, 0xCA000000, 0xC4240000, 0x00000000, 0x58240018, 0xCA000000, 0x6FF88000, 0x6FD44000,
0x4395C000, 0x5BB84A00, 0xC3000000, 0xC3400002, 0xC2C00000, 0xC62C0080, 0xC6270040, 0xC0004940,
0xCE400040, 0xC6260040, 0xC0004942, 0xCE400040, 0xC000493C, 0xCA000000, 0x5EEC0000, 0x84000172,
0x5A6C0010, 0x46614000, 0x88000178, 0x5A600052, 0x466D4000, 0x88000160, 0x58380006, 0xCA800000,
0xC0004940, 0xCA000000, 0xC2400000, 0xC6A70040, 0x7E412000, 0x76252000, 0xC2000000, 0xC6A10040,
0x46610000, 0x84000120, 0xC0004942, 0xCA000000, 0xC2400000, 0xC6A60040, 0x7E412000, 0x76252000,
0xC2000000, 0xC6A00040, 0x58380002, 0xCA800000, 0x46610000, 0x840000D0, 0xC2400000, 0xC6A60080,
0x46E50000, 0x880000C2, 0xC2400000, 0xC6A40080, 0x58380008, 0xCA800000, 0x466D0000, 0x880000A2,
0x00000000, 0xA682FFF8, 0x00000000, 0xC7700B08, 0xA6840078, 0x00000000, 0xC7700A08, 0x80000068,
0xC7700208, 0xC000493C, 0xCAC00000, 0x80000048, 0xC7700308, 0xC000493C, 0xCAC00000, 0x80000028,
0xC7700908, 0x80000018, 0xC7700808, 0x80000008, 0xC7700708, 0x8000FFF8, 0xC7700508, 0xC0004944,
0xCF000000, 0xC000493E, 0xCEC00000, 0xC0004938, 0xCA400000, 0xC000493C, 0xCB800000, 0xC000493E,
0xCB400000, 0xC3000000, 0x6E608000, 0x6E544000, 0x42150000, 0x5A204A00, 0x5AA00008, 0x58200004,
0xCB000080, 0xC0004934, 0xCA000000, 0xC2400000, 0xC0004930, 0xCA42E010, 0xC3C00018, 0xA6020078,
0x00000000, 0x43656000, 0x46F90000, 0x88000038, 0x47AD6000, 0x6EE04010, 0x5BE00004, 0xC2000000,
0xC6E00010, 0x5E200000, 0x8400002A, 0x5BFC0002, 0x80000018, 0xC3C00004, 0x5A2C0008, 0x46390000,
0x8800FFFA, 0x5FB80008, 0x6FE04000, 0x42390000, 0x46312000, 0x88000050, 0xC2400000, 0xC0004930,
0xCA42E010, 0xC2060002, 0xC6800000, 0xCE000308, 0x6FE04000, 0x4631C000, 0x5F700010, 0x4675A000,
0xC2000000, 0xC6340010, 0xC25A000A, 0xC000491A, 0xCA401C20, 0xC2800000, 0xC0004932, 0xCA8000E0,
0xC0004862, 0xCA400068, 0x6FA04010, 0x42290000, 0xC000491E, 0xCE000000, 0xC7E41050, 0xC000491C,
0xCE400000, 0x6FE04000, 0x43A1C000, 0xC000493C, 0xCF800000, 0xC000493E, 0xCF400000, 0xC000493A,
0xCFC00000, 0x8000FFF0, 0x00000000, 0x00000000, 0x00000000, 0xC2000000, 0xDCE00000, 0xA622FFB8,
0xC1220002, 0xD90C0000, 0xC0004938, 0xCBC00000, 0xC0004944, 0xCB400000, 0xC0004862, 0xCB000000,
0xC0004934, 0xCA000000, 0x6FF88000, 0x6FD44000, 0x4395C000, 0x5BB84A00, 0xA6020248, 0xC2400000,
0x58380008, 0xCA406008, 0xDFE80000, 0xC2218E08, 0x5A21BAF6, 0x46294000, 0x8400000A, 0xC2080002,
0x7235A000, 0x80000040, 0x5E640000, 0x8400000A, 0xC20C0002, 0x7235A000, 0x80000018, 0xC2000000,
0xC760E718, 0xC7604220, 0x5E200000, 0x8400025A, 0xC2200002, 0xC0004930, 0xCE001008, 0x990060A8,
0xC0004828, 0xC9400000, 0xC1800002, 0x58380000, 0xCA000000, 0x00000000, 0x00000000, 0xA6000112,
0xC0004940, 0xCA800000, 0xC0004942, 0xCA400000, 0xC7600080, 0xC6A01840, 0xC6601040, 0xC000493A,
0xCA400000, 0xC0004934, 0xCA800000, 0xC0007200, 0x40300000, 0x40240000, 0x5C000004, 0x5EC07400,
0x8800FFFA, 0x5C000200, 0xCE000000, 0x58000002, 0x5EC07400, 0x8800FFFA, 0x5C000200, 0xCE800000,
0xC000493E, 0xCA000000, 0xC2400000, 0x5838000C, 0xCE400000, 0x990060A8, 0xC0004830, 0xC9400000,
0xC6180000, 0xC0004930, 0xC6100080, 0xCD000080, 0x80000090, 0xC2400002, 0x58380008, 0xCE400008,
0xC0004944, 0xCF400000, 0x80000260, 0xC000493C, 0xCA400000, 0xDFE80000, 0x5A300018, 0xC0007200,
0x40200000, 0xCA000000, 0x58380008, 0xC6501080, 0xCD001080, 0x5838000A, 0xCE800000, 0x58380026,
0xCE000000, 0xC0004944, 0xCF400000, 0x99005708, 0xC000491C, 0xC1400000, 0xC9420050, 0x80000020,
0x00000000, 0x990060A8, 0xC0004826, 0xC9400000, 0xC1800002, 0x8000FDC0, 0xC2000000, 0xC2400200,
0xDF600040, 0xB624FFCA, 0xC000491C, 0xCA400000, 0xC000491E, 0xCA800000, 0x99005930, 0xDA580000,
0xDA980001, 0x00000000, 0xC0004934, 0xCA000000, 0x00000000, 0xC2800000, 0xA6020140, 0xC2400004,
0xC2000200, 0xDF690050, 0x46A14000, 0x46694000, 0x8800FFC2, 0x00000000, 0xC000491A, 0xC9800000,
0xC0004862, 0xC9400000, 0x6D9C6000, 0x459CE000, 0x59DC4C80, 0x99005790, 0xD9580000, 0xD9980001,
0xD9D40000, 0x99005708, 0xC000491C, 0xC1400000, 0xC9420050, 0xC2000000, 0xC2400200, 0xDF600040,
0xB624FFCA, 0xC000491C, 0xCA400000, 0xC000491E, 0xCA800000, 0x99005930, 0xDA580000, 0xDA980001,
0x00000000, 0x58380008, 0xCA400000, 0xC2000000, 0xCE000020, 0xC2A1FFFE, 0x5AA9FFFE, 0xCE001080,
0x5838000A, 0xCE800000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC0000838, 0xC2500002,
0xCE440808, 0xC0004848, 0xCB840000, 0xC2000000, 0xC000082C, 0xCA040030, 0x5FB80002, 0xC0004848,
0xCF840000, 0x58880002, 0xB608FFF8, 0x00000000, 0xC0800000, 0xC0004844, 0xCC840000, 0x00000000,
0xC121FFFE, 0x5911FE14, 0x15000000, 0x8000DEC0, 0xC2000000, 0xDF600040, 0x5E200080, 0x84000252,
0x00000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000480C, 0xCA000000, 0xC0004910,
0xCA400000, 0xC000492C, 0xCA800000, 0xC0004968, 0xCAC00000, 0x00000000, 0xC121FFFE, 0x5911FE14,
0x15000000, 0x76610000, 0x76A10000, 0x762D6000, 0x840001AA, 0xC0004926, 0xCA400000, 0xC201FFFE,
0x762D6000, 0x5A640002, 0x6AE50010, 0x5F200000, 0x84000002, 0x6A250000, 0x8000FFF8, 0xC6E00000,
0x62014008, 0xC0004926, 0xCE800000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC0004968,
0xCA400000, 0xC2000002, 0x6A290000, 0x7E010000, 0x76252000, 0xCE400000, 0x00000000, 0xC121FFFE,
0x5911FE14, 0x15000000, 0x6EB4A000, 0x6E944000, 0x4575A000, 0x46B5A000, 0x5B744E20, 0x58340002,
0xC2000000, 0xCA0000E0, 0x5834002E, 0xC2400000, 0xCA400080, 0x6EB0A000, 0x6EBC4000, 0x47F18000,
0x46B18000, 0x5B300E4E, 0x5B300004, 0x6E642000, 0x4225E000, 0xC39A8024, 0xC7380068, 0xC6B81C20,
0x99005930, 0xDB980000, 0xDBD80001, 0x00000000, 0xC2000000, 0xDF600040, 0x5E200080, 0x8400028A,
0x00000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000490E, 0xCA000000, 0xC000492A,
0xCA400000, 0xC000496A, 0xCB000000, 0xC0004956, 0xCAC00000, 0x00000000, 0xC121FFFE, 0x5911FE14,
0x15000000, 0x76318000, 0x76718000, 0x840001EA, 0xC201FFFE, 0x76318000, 0x5AEC0002, 0x6B2D0010,
0x5EA00000, 0x84000002, 0x6A2D0000, 0x8000FFF8, 0xC7200000, 0x62016008, 0xC0004956, 0xCEC00000,
0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000496A, 0xCA400000, 0xC2000002, 0x6A2D0000,
0x7E010000, 0x76252000, 0xCE400000, 0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000, 0x6EF4A000,
0x6ED44000, 0x4575A000, 0x46F5A000, 0x5B744E20, 0x5834000E, 0xC2000000, 0xCA0000E0, 0x58340008,
0xC2400000, 0xCA420080, 0x5834000C, 0xC2800000, 0xCA832018, 0x6E644010, 0x42250000, 0x4229E000,
0xC39A8008, 0x58340008, 0xCB809020, 0x58340008, 0xC2800000, 0xCA810018, 0x6EE0A000, 0x6EE44000,
0x46610000, 0x46E10000, 0x5A200008, 0x5A200E28, 0x42290000, 0xC6380068, 0xC6F81C20, 0x99005930,
0xDB980000, 0xDBD80001, 0x00000000, 0xC000495A, 0xC8400000, 0x00000000, 0xC3C00002, 0x7BC42000,
0xCC400000, 0xC0001A1C, 0xCA000000, 0xC2400008, 0x6A452000, 0x76610000, 0x8400D91A, 0xC0000A28,
0xC3800000, 0xCB840030, 0xC0000A14, 0xC3400000, 0xCB440030, 0xC0004880, 0xCB040000, 0xB7B4D8CA,
0x58041802, 0xCAC00000, 0xA7000018, 0x00000000, 0x00000000, 0xA6C8D898, 0xC2800000, 0xC6E80020,
0x80000030, 0xC2800000, 0xC7282020, 0xC000490E, 0xCA400000, 0x6BE9E000, 0x00000000, 0x77E52000,
0x8400D848, 0x6EA0A000, 0x6E944000, 0x45610000, 0x46A10000, 0x5A204E20, 0x5820000C, 0xCA000000,
0xC0004946, 0xCE800000, 0xA6220348, 0x00000000, 0xC2200060, 0xC0004948, 0xCE000010, 0xCE001040,
0xC240000A, 0xC000494A, 0xCE400000, 0xC2B60002, 0xC0004964, 0xCE801B08, 0x99005C00, 0xC00048A0,
0xC8840000, 0x00000000, 0xC0004946, 0xCBC00000, 0x00000000, 0x00000000, 0x6FF8A000, 0x6FD44000,
0x4579C000, 0x47F9C000, 0x5BB84E20, 0x990059C0, 0xDBD80000, 0xDB980001, 0x00000000, 0x99005708,
0xC000491C, 0xC1400000, 0xC9420050, 0xC000491C, 0x99005BB8, 0xC9400001, 0xC9800000, 0x00000000,
0x99005930, 0xD9580000, 0xD9980001, 0x00000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000,
0x990055F8, 0xDBD80000, 0xDB980001, 0xC7D80000, 0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000,
0x6FF8A000, 0x6FD44000, 0x4579C000, 0x47F9C000, 0x5BB84E20, 0x58380010, 0xCA000000, 0xC0004874,
0xC8040000, 0x6C908000, 0x44908000, 0x44908000, 0x40100000, 0xCA400000, 0xC4340000, 0x00000000,
0xC7400000, 0xCE000000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000490E, 0xCA400000,
0xC2800002, 0x6ABD4000, 0x72A52000, 0xCE400000, 0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000,
0x990060A8, 0xC0004836, 0xC9400000, 0xC1800002, 0x00000000, 0x00000000, 0x00000000, 0xA8E2FFC8,
0x00000000, 0xC1220002, 0xD90C0000, 0xC2000000, 0xC0000A14, 0xCA040030, 0xC0000A28, 0xC2500002,
0xCE440808, 0x58880002, 0xB608FFF8, 0xC00048A0, 0xC0800000, 0xCC840000, 0x8000D498, 0xC0004946,
0xCBC00000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000490E, 0xCA400000, 0xC2800002,
0x6ABD4000, 0x72A52000, 0xCE400000, 0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000, 0x6FF8A000,
0x6FD44000, 0x4579C000, 0x47F9C000, 0x5BB84E20, 0x58380008, 0xCA000000, 0x5838000C, 0xCA400000,
0xC3400000, 0xC6340008, 0xC000494E, 0xCF400000, 0xC2800000, 0xC62A0080, 0xC3000000, 0xC6308020,
0x6F304000, 0x43298000, 0xC000493C, 0xCF000000, 0xC2C00000, 0xC66C0080, 0xC0004950, 0xCEC00000,
0xC2800000, 0xC66AE028, 0xC0004954, 0xCE800000, 0x5F740000, 0x84000188, 0x5E300028, 0x462D2000,
0x84000152, 0x462D2000, 0x8800011A, 0x5E300018, 0x462D2000, 0x88000012, 0x462D2000, 0x8400002A,
0x00000000, 0x800000A8, 0x00000000, 0x99005D40, 0xDBD80000, 0xDB980001, 0xC7800000, 0xC3400002,
0xC000494E, 0xCF400000, 0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC000490E, 0xCA400000,
0xC2800002, 0x6ABD4000, 0x7E814000, 0x76A52000, 0xCE400000, 0x00000000, 0xC121FFFE, 0x5911FE14,
0x15000000, 0xC2200060, 0xC0004948, 0xCE001040, 0xC2000000, 0xC000494C, 0xCE000000, 0x80000068,
0x00000000, 0x99005D40, 0xDBD80000, 0xDB980001, 0xC7800000, 0x99005F40, 0xDBD80000, 0xDB980001,
0xC7800000, 0xC2200058, 0xC0004948, 0xCE001040, 0xC2000002, 0xC000494C, 0xCE000000, 0xC2000006,
0xC0001006, 0xCE000000, 0x5838000A, 0xCA400000, 0xC2200982, 0x5A203B6E, 0xC0001008, 0xCE000000,
0xC000100A, 0xCE400000, 0xC0004954, 0xCA800000, 0xC200000C, 0xC000494A, 0xCE000000, 0xC0004948,
0xCE800010, 0xC2B60000, 0xC0004964, 0xCE800000, 0x99005C00, 0xC00048A0, 0xC8840000, 0x00000000,
0xC0004946, 0xCBC00000, 0xC000494C, 0xCA000000, 0x6FF8A000, 0x6FD44000, 0x4579C000, 0x47F9C000,
0x5BB84E20, 0x5E200000, 0x840000E2, 0x00000000, 0x990059C0, 0xDBD80000, 0xDB980001, 0x00000000,
0x99005708, 0xC000491C, 0xC1400000, 0xC9420050, 0xC000491C, 0x99005BB8, 0xC9400001, 0xC9800000,
0x00000000, 0x99005930, 0xD9580000, 0xD9980001, 0x00000000, 0xC161FFFE, 0x5955FFFE, 0x15400000,
0x00000000, 0x990055F8, 0xDBD80000, 0xDB980001, 0xC7D80000, 0x00000000, 0xC121FFFE, 0x5911FE14,
0x15000000, 0xC000493C, 0xCA800000, 0xC000494E, 0xCAC00000, 0xC3000018, 0xC3400006, 0x5E200000,
0x84000012, 0xC2800000, 0xC2C00000, 0xC300001E, 0xC3400000, 0xC6AC1080, 0xC72C0420, 0xC76C0818,
0x58380010, 0xCA800000, 0x58380008, 0xCEC00000, 0xC6280108, 0xC0004874, 0xC8040000, 0x6C908000,
0x44908000, 0x44908000, 0x40100000, 0xCB000000, 0xC4340000, 0x00000000, 0xC7400000, 0xCE800000,
0xC0004952, 0xCE800000, 0x00000000, 0x00000000, 0x00000000, 0xA8E2FFC8, 0x00000000, 0xC000494C,
0xCA000000, 0xC0004950, 0xCAC00000, 0x5E200000, 0x84000052, 0xDFE80000, 0x7E814000, 0x5834001A,
0xCE800000, 0x990060A8, 0xC0004834, 0xC9400000, 0xC1800002, 0x990060A8, 0xC0004838, 0xC9400000,
0xC6D80000, 0xC1220002, 0xD90C0000, 0x5E200000, 0x84000028, 0x5838002C, 0xCB000000, 0xDFE80000,
0x00000000, 0x58380014, 0xCF000000, 0x80000000, 0xC2A1FFFE, 0x5AA9FFFE, 0x5838000A, 0xCE800000,
0xC3000000, 0xC0000A14, 0xCB040030, 0xC2D00002, 0xC0000A28, 0xCEC40808, 0xC000494E, 0xCA800000,
0x58880002, 0xB4B0FFF8, 0xC00048A0, 0xC0800000, 0xCC840000, 0x5EA80000, 0x8400013A, 0x5E200000,
0x84000128, 0xC000493C, 0xCA800000, 0x00000000, 0x00000000, 0x5AA80060, 0xCE800000, 0x99005D40,
0xDBD80000, 0xDB980001, 0xC7800000, 0x99005F40, 0xDBD80000, 0xDB980001, 0xC7800000, 0xC0004952,
0xCAC00000, 0x58380000, 0xCA800000, 0xC30C0002, 0xC7F00020, 0xA6800078, 0x00000000, 0x00000000,
0xC161FFFE, 0x5955FFFE, 0x15400000, 0x00000000, 0xC0001800, 0xCA000000, 0x00000000, 0x00000000,
0xA60CFFCA, 0xC6F00508, 0xC6B0C408, 0xCF000000, 0x00000000, 0xC121FFFE, 0x5911FE14, 0x15000000,
0x8000CB48, 0xDCBC0001, 0x5FFC0000, 0x8400003A, 0xC3800002, 0xDB880001, 0x5FFC0004, 0x8400C4B2,
0xC3800000, 0xDB880001, 0xC3CE0002, 0xC0000800, 0xCFC00708, 0xC3E1FFFE, 0x597DFFFE, 0x593DFE14,
0x94000001, 0x00000000, 0x00000000, 0x00000000, 0xC000487C, 0xC8040000, 0x00000000, 0x00000000,
0x40080000, 0xCBC00000, 0xC4380000, 0x00000000, 0xC000480E, 0xCA000000, 0xC0004858, 0xCB440000,
0x00000000, 0x00000000, 0x46350000, 0x88000098, 0x00000000, 0xA7C00028, 0xC0004854, 0xC1000002,
0xCD040000, 0xC11C0000, 0xC000082C, 0xCD040E08, 0x800000C0, 0x00000000, 0xA7D20118, 0x00000000,
0xC7E14048, 0xC2400000, 0xC6246030, 0xC200006A, 0x46610000, 0xC6240038, 0xC0000810, 0xCE440038,
0x8000FF58, 0xC2000000, 0xC0000808, 0xCA040018, 0xC11C0000, 0xC000082C, 0xCD040E08, 0x5A200002,
0x5E600010, 0x8400FFF8, 0xC2000000, 0xC0000808, 0xCE040018, 0xC3400000, 0x80000010, 0xC1200002,
0xC0000818, 0xCD041008, 0x5B740002, 0xC0004858, 0xCF440000, 0x99005348, 0xC0004848, 0xC9440000,
0xC1800000, 0xC11C0002, 0xC000082C, 0xCD040E08, 0x800005C8, 0x5B740002, 0xC0004858, 0xCF440000,
0xC7800000, 0xC13C0002, 0xCD001E08, 0xC0004848, 0xC9440000, 0xC1800000, 0xC000082C, 0xC9840030,
0x59540002, 0xC0004848, 0xCD440000, 0x58880002, 0xB4980540, 0x00000000, 0xC0800000, 0x80000530,
0xC000487C, 0xC8040000, 0x00000000, 0x00000000, 0x40080000, 0xCBC00000, 0xC4280000, 0x00000000,
0xA7C00110, 0xC000484C, 0xCA040000, 0xC2400000, 0xC0001AEC, 0xCA440020, 0x5A200002, 0xC000484C,
0xCE040000, 0xB624006A, 0xC6800000, 0xC13C0002, 0xCD001E08, 0xC0004848, 0xC9440000, 0xC1800000,
0xC000082C, 0xC9840030, 0x59540002, 0xC0004848, 0xCD440000, 0x58880002, 0xB4980430, 0x00000000,
0xC0800000, 0x80000420, 0xC0004854, 0xC1000004, 0xCD040000, 0xC0000820, 0xC2000002, 0xCE040000,
0xC2000000, 0xC000484C, 0xCE040000, 0xC0004858, 0xCE040000, 0x8000FF10, 0xC0004854, 0xC1000000,
0xCD040000, 0xC11C0000, 0xC000082C, 0xCD040E08, 0x99005348, 0xC0004848, 0xC9440000, 0xC1800000,
0xC1200000, 0xC0000818, 0xCD041008, 0xC11C0002, 0xC000082C, 0xCD040E08, 0xC2000000, 0xC000484C,
0xCE040000, 0x80000320, 0xC0001AC0, 0xCB840000, 0xC000487C, 0xC8040000, 0x00000000, 0x00000000,
0x40080000, 0xCBC00000, 0xC4280000, 0x00000000, 0xA780022A, 0x00000000, 0x00000000, 0xA7C001EA,
0x00000000, 0xC0001B00, 0xC2060006, 0xCE040310, 0xA7E801A2, 0x00000000, 0xC0004850, 0xCA040000,
0xC2400000, 0xC0001AEC, 0xCA448020, 0x5A200002, 0xC0004850, 0xCE040000, 0xB624008A, 0x00000000,
0xC6800000, 0xC13C0002, 0xCD001E08, 0xC0001ACC, 0xC2000002, 0xCE040008, 0xC0004848, 0xC9440000,
0xC1800000, 0xC000082C, 0xC9840030, 0x59540002, 0xC0004848, 0xCD440000, 0x58880002, 0xB49801A8,
0x00000000, 0xC0800000, 0x80000198, 0xC0004854, 0xC1000000, 0xCD040000, 0xC11C0000, 0xC000082C,
0xCD040E08, 0x99005348, 0xC0004848, 0xC9440000, 0xC1800000, 0xC2000000, 0xC0000820, 0xCE040000,
0xC1200000, 0xC0000818, 0xCD041008, 0xC11C0002, 0xC000082C, 0xCD040E08, 0xC0004850, 0xCE040000,
0xC2000002, 0xC0001ACC, 0xCE040010, 0x800000D0, 0xC2000002, 0xC0004850, 0xCE040000, 0x8000FE70,
0xC2000000, 0xC0004850, 0xCE040000, 0xA7E60012, 0x00000000, 0xC2000002, 0xC0001B00, 0xCE040008,
0x8000FE58, 0x00000000, 0xA7860032, 0x00000000, 0xC6800000, 0xC13C0002, 0xCD001E08, 0xC2020002,
0xC7E2A548, 0xC0001B00, 0xCE040000, 0x8000FE00, 0xC2040002, 0xC0001B00, 0xCE040208, 0x8000FDE0,
0xC2C80002, 0x6AC56000, 0xDACC0000, 0xC0004854, 0xCB440000, 0xC0004848, 0xCB840000, 0xC0000838,
0xC3C00000, 0xCBC40030, 0x5EF40004, 0x8400000A, 0xC3000000, 0xC0001ACC, 0xCF040108, 0x47BD8000,
0x84000012, 0x47BD8000, 0x88000018, 0xC1006E8C, 0x8000B908, 0xC0004840, 0xCC840000, 0x8000F6B8,
0xC0001AC0, 0xCAC40000, 0xC0004854, 0xCB440000, 0xA6C0FBD2, 0x00000000, 0x5EF40000, 0x8400F712,
0x5EF40002, 0x8400F9A2, 0x5EF40004, 0x8400FBA2, 0xC1006CE8, 0x8000B880, 0x00000000, 0xC0800000,
0xDF4B0040, 0xC0004900, 0xCB800000, 0xC2000000, 0xC000490A, 0xA78000B0, 0xCBC00000, 0xC1000000,
0xD9000001, 0xC1000002, 0xD90C0000, 0x6FF46000, 0x47F5A000, 0x5B744C80, 0xC2400000, 0x58340004,
0xCA400080, 0xC0004900, 0xCE000008, 0x5A640002, 0x58340004, 0xC6500080, 0xCD000080, 0xC0004914,
0xCA400000, 0xC2000002, 0x6A3D0000, 0x72252000, 0xCE400000, 0xC0000408, 0xCE000000, 0xA78200B8,
0xC0004908, 0xCBC00000, 0xC1000000, 0xD9000001, 0xC1000002, 0xD90C0000, 0x6FF4A000, 0x6FD44000,
0x4575A000, 0x47F5A000, 0x5B744E20, 0xC2800000, 0x58340006, 0xCA800080, 0xC2000000, 0xC0004900,
0xCE000108, 0x5EA80002, 0x58340006, 0xC6900080, 0xCD000080, 0x5A7C0020, 0xC2000002, 0x6A250000,
0xC0000408, 0xCE000000, 0xDCA80001, 0x5EA80000, 0x8400B6F0, 0x00000000, 0xA4800210, 0x00000000,
0xC3C00000, 0xC000140E, 0xCBC00020, 0xC3400000, 0xC2400000, 0x6FF86000, 0x47F9C000, 0x5BB84C80,
0x58380008, 0xCB400080, 0x58380006, 0xCA400080, 0x5F740002, 0x58380008, 0xC7500080, 0xCD000080,
0xC2000000, 0x58380004, 0xCA020080, 0xC3000000, 0x5838000C, 0xCB000028, 0x5A640002, 0x46250000,
0x8400FFF8, 0xC2400000, 0x58380006, 0xC6500080, 0xCD000080, 0xC2000000, 0x5838000A, 0xCA020080,
0x5B300002, 0x5838000C, 0xC7100028, 0xCD000028, 0xC2420020, 0x5A200004, 0x46612000, 0x8400FFF8,
0xC2000000, 0x5838000A, 0xC6101080, 0xCD001080, 0xC0004966, 0xCA400000, 0xC2000002, 0x6A3D0000,
0x72252000, 0xCE400000, 0x5F740000, 0x84000028, 0xC0004912, 0xCA000000, 0xC2C00002, 0x6AFD6000,
0x7EC16000, 0x76E10000, 0xCE000000, 0x5F300020, 0x84000028, 0xC0004924, 0xCA000000, 0xC2C00002,
0x6AFD6000, 0x7EC16000, 0x76E10000, 0xCE000000, 0xA4820050, 0xC2400000, 0xC000140E, 0xCA408020,
0xC2000002, 0xC0004900, 0xCE000008, 0xC000490A, 0xCE400000, 0xC1000000, 0xD9000001, 0xD8400080,
0xC1000004, 0xD9000001, 0xA4840288, 0x00000000, 0xC3C00000, 0xC000140E, 0xCBC10020, 0xC2800000,
0xC2000000, 0x6FF8A000, 0x6FD44000, 0x4579C000, 0x47F9C000, 0x5BB84E20, 0x5838002E, 0xCA800080,
0x58380006, 0xCA020080, 0xC3400000, 0x5838002E, 0xCB420080, 0x5AA80002, 0x46290000, 0x8400FFF8,
0xC2800000, 0x5838002E, 0xC6900080, 0xCD000080, 0x5F740002, 0x5838002E, 0xC7501080, 0xCD001080,
0xC0004968, 0xCA400000, 0xC2000002, 0x6A3D0000, 0x72252000, 0xCE400000, 0xC000492A, 0xCA800000,
0x5E740000, 0x84000028, 0xC0004910, 0xCA000000, 0xC2C00002, 0x6AFD6000, 0x7EC16000, 0x76E10000,
0xCE000000, 0x6ABD4010, 0xA68000D2, 0x00000000, 0xC0004910, 0xCA000000, 0xC2C00002, 0x6AFD6000,
0x7EC16000, 0x76E10000, 0xCE000000, 0x58380032, 0xCA000000, 0x58000002, 0xCA400000, 0x5838000C,
0x00000000, 0xCE000001, 0xCE400000, 0xC000492A, 0xCA000000, 0xC2C00002, 0x6AFD6000, 0x72E10000,
0xCE000000, 0xC000492C, 0xCA000000, 0xC2C00002, 0x6AFD6000, 0x72E10000, 0xCE000000, 0x80000028,
0xC000492C, 0xCA000000, 0xC2C00002, 0x6AFD6000, 0x7EC16000, 0x76E10000, 0xCE000000, 0xA4880100,
0xC2C00000, 0xC000140E, 0xCAC20020, 0xC000490E, 0xCA400000, 0xC2000002, 0x6A2D0000, 0x7E010000,
0x76252000, 0xCE400000, 0xC000496A, 0xCA400000, 0xC2000002, 0x6A2D0000, 0x72252000, 0xCE400000,
0x6EF0A000, 0x6ED44000, 0x45718000, 0x46F18000, 0x5B304E20, 0x58300000, 0xCA000000, 0x00000000,
0xC2400002, 0x76252000, 0x84000032, 0xC24C0002, 0xC6E40020, 0xC624C408, 0x58300010, 0xCA400508,
0x00000000, 0xC0001800, 0xCE400000, 0xA4860050, 0xC2400000, 0xC000140E, 0xCA418020, 0xC2020002,
0xC0004900, 0xCE000108, 0xC0004908, 0xCE400000, 0xC1000000, 0xD9000001, 0xD8400080, 0xC1000004,
0xD9000001, 0xC0001408, 0xCC800000, 0xC10E0002, 0xD90C0000, 0x8000EDA8, 0xDFBC0001, 0xC000496E,
0x99006050, 0xC9400000, 0xC7D80000, 0x00000000, 0xC5700000, 0x5EF00020, 0x88000130, 0x6F346000,
0x4735A000, 0x5B744C80, 0x58340008, 0xC2400000, 0xCA400080, 0x00000000, 0xC2000000, 0x5A640002,
0xCE400080, 0x58340004, 0xCA000080, 0x00000000, 0x00000000, 0x5E200002, 0xCE000080, 0xC0004912,
0xCA800000, 0xC2400002, 0x6A712000, 0x72694000, 0xCE800000, 0x5E200000, 0x8400003A, 0xC000480A,
0xCA000000, 0xC0000408, 0xCA800000, 0x76610000, 0x00000000, 0x72294000, 0xCE800000, 0x80000020,
0xC0004914, 0xCA000000, 0x7E412000, 0x00000000, 0x76610000, 0xCE000000, 0x800000B8, 0x6EF4A000,
0x6ED44000, 0x4575A000, 0x46F5A000, 0x5B744E20, 0x5834002E, 0xC2400000, 0xCA420080, 0x00000000,
0xC2000000, 0x5A640002, 0xC6501080, 0xCD001080, 0x58340006, 0xCA000080, 0x00000000, 0x00000000,
0x5A200002, 0xCE000080, 0xC0004910, 0xCA400000, 0xC2000002, 0x6A2D0000, 0x72252000, 0xCE400000,
0xC2000002, 0x6A310000, 0xC000042A, 0xCE000000, 0xC1040002, 0xD90C0000, 0x00000000, 0x8000EB18,
0x00000000, 0xC4980930, 0x9D000000, 0xC5580030, 0xC0000838, 0xCD840000, 0xC1440200, 0xC1C03200,
0xC55C1078, 0xC000100E, 0x9D000000, 0xCD800000, 0xC000100C, 0xCDC00000, 0xC0004862, 0xC9C00000,
0x00000000, 0x00000000, 0xD9D80001, 0xC0007200, 0x401C0000, 0x5DC07400, 0x8800FFFA, 0x5C000200,
0xCD800000, 0xC1F0000A, 0x71D4A000, 0xDD980000, 0xDD9C0001, 0x41D8E000, 0xC5D40268, 0xC0001010,
0xCD400000, 0x6C9C8000, 0x449CE000, 0x449CE000, 0x59DC0004, 0xC1601260, 0xC5D40268, 0x9D000000,
0xC0001012, 0xCD400000, 0x00000000, 0x00000000, 0xD9580000, 0x6D586000, 0x4558C000, 0x59984C80,
0xD9980001, 0x5818000A, 0xC1800000, 0xC9800080, 0xC0005400, 0x6D5CA000, 0x401C0000, 0x40180000,
0xC9400000, 0x58000002, 0x00000000, 0xC9C00000, 0xC0004930, 0xCD400000, 0xC0004932, 0xCDC00000,
0x59980004, 0xC1C20020, 0xB59CFFF8, 0x00000000, 0xC1800000, 0xDD9C0001, 0x581C000A, 0xCD800080,
0x581C000C, 0xC1800000, 0xC9800028, 0xC1C00002, 0xDD940000, 0x69D4E000, 0x5D980002, 0xCD800028,
0xC0004924, 0xC9800000, 0x00000000, 0x9D000000, 0x00000000, 0x71D8C000, 0xCD800000, 0xC000492A,
0xC9400000, 0xC1C00002, 0x69D8E000, 0x7DC0C000, 0x7594A000, 0xCD400000, 0xC000492C, 0xC9400000,
0xDD800001, 0x58000032, 0x75D4A000, 0x84000078, 0xC9400001, 0xC9800000, 0xDD800001, 0x5800000C,
0x00000000, 0xCD400001, 0xCD800000, 0xC000492C, 0xC9400000, 0xC000492A, 0xC9800000, 0x71D4A000,
0xC000492C, 0xCD400000, 0x71D8C000, 0xC000492A, 0xCD800000, 0x9D000000, 0x00000000, 0x00000000,
0x00000000, 0xC0004862, 0xC9800000, 0x00000000, 0xC1C00200, 0x4194C000, 0x45D8E000, 0x8800FFFA,
0xC5D80000, 0xC0004862, 0xCD800000, 0xC0001406, 0xC9800000, 0xC1C00002, 0x9D000000, 0xC5D80A08,
0xC5581050, 0xCD800000, 0xC0004930, 0xC9800000, 0xC0004932, 0xC9C00000, 0xC140000E, 0xC5581C20,
0xDD940000, 0xC0007200, 0x40140000, 0x5D407400, 0x8800FFFA, 0x5C000200, 0xCD800000, 0x58000002,
0x5D407400, 0x8800FFFA, 0x5C000200, 0xCDC00000, 0xDD540000, 0xC1C00000, 0x58140006, 0xC9C20080,
0xC1800000, 0x58140000, 0xC98000E0, 0x6DDC2000, 0xC000491E, 0x41D8E000, 0xCDC00000, 0xDD980000,
0xC1C00022, 0xC5D80D78, 0xDD940001, 0xC5581C20, 0xC000491C, 0xCD800000, 0xDD540000, 0xC1C00000,
0x58140006, 0xC9C20080, 0xC1800000, 0x58140004, 0xC9820080, 0x00000000, 0x59DC0002, 0x459CC000,
0x8400FFF8, 0xC1C00000, 0x9D000000, 0x58140006, 0xC5D81080, 0xCD801080, 0xC0004860, 0xC9400000,
0xC1800100, 0xC1D00002, 0x58146B00, 0xD5800000, 0x58000002, 0xD5800001, 0x59540004, 0xB558FFF8,
0xC0004860, 0xC1400000, 0xCD400000, 0xDD980001, 0x9D000000, 0xDD940000, 0xC0001404, 0xCDC00808,
0xC1C00000, 0xC1800200, 0x5D980004, 0xDF5D0050, 0x45D8A000, 0x8800FFDA, 0xDD800001, 0x5800000C,
0x00000000, 0xC9400001, 0xC9800000, 0xC1C00002, 0xC5D43F08, 0xC5D81E08, 0xC0004862, 0xC9C00000,
0x00000000, 0x00000000, 0x581C7200, 0x5DC07400, 0x8800FFFA, 0x5C000200, 0xCD400000, 0x58000002,
0x5DC07400, 0x8800FFFA, 0x5C000200, 0xCD800000, 0xC0004862, 0xC9C00000, 0x00000000, 0xC15004C0,
0xC5D40068, 0xDD9C0000, 0xC5D41C20, 0xC1C00000, 0xDD800001, 0x58000030, 0xC9C00080, 0xDD800001,
0x58000002, 0xC9800000, 0x6DDC2000, 0xC000491C, 0x41D8E000, 0xCD400001, 0xCDC00000, 0xDD940001,
0xC1C00000, 0x58140030, 0xC9C00080, 0xC1800000, 0x58140006, 0xC9820080, 0x00000000, 0x59DC0002,
0x459CC000, 0x8400FFF8, 0xC1C00000, 0x9D000000, 0x58140030, 0xC5D80080, 0xCD800080, 0xC1C00000,
0xDF5C0040, 0x5DDC0080, 0x8400FFD2, 0x00000000, 0x9D000000, 0x00000000, 0x00000000, 0x00000000,
0xC160FFFE, 0xC0000A10, 0xC9440068, 0xC1A0FFFE, 0x59980E28, 0xC000100C, 0xCD400000, 0xC000100E,
0xCD800000, 0xC0004964, 0xC9800000, 0x00000000, 0xC170000A, 0x7194A000, 0x6C988000, 0x4498C000,
0x4498C000, 0x59980004, 0xC5940278, 0xC0001010, 0xCD400000, 0xC0004946, 0xC9400000, 0x00000000,
0x00000000, 0x6D58A000, 0x6D5C4000, 0x45D8C000, 0x4558C000, 0xC000494A, 0xC9400000, 0xC0004948,
0xC9C00000, 0x4194C000, 0xC1400012, 0xC55C1820, 0x9D000000, 0xC59C0270, 0xC0001012, 0xCDC00000,
0xC1400000, 0x58000012, 0xC9410040, 0xC0004950, 0xC9C00000, 0xC5580000, 0xC5940840, 0xC5581080,
0xD9940000, 0xC000493C, 0xC9400000, 0xC0004954, 0xC9800000, 0x59DC00A8, 0x455CE000, 0x41D8E000,
0x5D5C0030, 0x8800FFF8, 0xC1C00030, 0xC1800000, 0xC5D84030, 0xC1400000, 0xC5D40010, 0x5DD40002,
0x8400005A, 0x5DD40004, 0x84000082, 0x5DD40006, 0x840000AA, 0x5DD80026, 0x840000D2, 0xDD540000,
0xDD800001, 0x58000008, 0x40180000, 0xCD400000, 0x59980002, 0x8000FFA8, 0xDD540000, 0xDD800001,
0x58000008, 0x40180000, 0xCD4000C0, 0x59980002, 0x8000FF70, 0xDD540000, 0xDD800001, 0x58000008,
0x40180000, 0xCD400080, 0x59980002, 0x8000FF38, 0xDD540000, 0xDD800001, 0x58000008, 0x40180000,
0xCD400040, 0x59980002, 0x8000FF00, 0x00000000, 0x9D000000, 0x00000000, 0x00000000, 0x00000000,
0x58000012, 0xC9400000, 0xC0004954, 0xC9C00000, 0xC0004950, 0xC9400080, 0xDD800001, 0x58000028,
0x5D9C0000, 0x8400003A, 0x5D9C0002, 0x8400003A, 0x5D9C0004, 0x84000052, 0xC55B0040, 0xC55C08C0,
0xCD800041, 0xCDC008C0, 0x80000048, 0xCD400000, 0x80000038, 0xC55900C0, 0xC55C1840, 0xCD8000C1,
0xCDC01840, 0x80000010, 0xC55A0080, 0xC55C1080, 0xCD800081, 0xCDC01080, 0x9D000000, 0x00000000,
0x00000000, 0x00000000, 0x59540002, 0x6994E018, 0x61C0C008, 0x4194A000, 0x5D940040, 0x8800FFFA,
0xC5940000, 0x9D000000, 0xCD400000, 0x00000000, 0x00000000, 0x9D000000, 0x4158A000, 0xCD400000,
0x00000000,
};
static u32 firmware_binary_data[] = {
};
#endif // __DANUBE_PPE_FW_H__2005_08_04__12_00__

View File

@ -0,0 +1,506 @@
#include <linux/atmdev.h>
#include <linux/irq.h>
#include "common.h"
void mailbox_signal(unsigned int channel, int is_tx)
{
if(is_tx)
{
while(MBOX_IGU3_ISR_ISR(channel + 16));
*MBOX_IGU3_ISRS = MBOX_IGU3_ISRS_SET(channel + 16);
} else {
while(MBOX_IGU3_ISR_ISR(channel));
*MBOX_IGU3_ISRS = MBOX_IGU3_ISRS_SET(channel);
}
}
static int mailbox_rx_irq_handler(unsigned int channel, unsigned int *len)
{
int conn;
int skb_base;
register struct rx_descriptor reg_desc;
struct rx_descriptor *desc;
struct sk_buff *skb;
struct atm_vcc *vcc;
struct rx_inband_trailer *trailer;
/* get sk_buff pointer and descriptor */
skb_base = ppe_dev.dma.rx_descriptor_number * channel + ppe_dev.dma.rx_desc_read_pos[channel];
desc = &ppe_dev.dma.rx_descriptor_base[skb_base];
reg_desc = *desc;
if ( reg_desc.own || !reg_desc.c )
return -EAGAIN;
if ( ++ppe_dev.dma.rx_desc_read_pos[channel] == ppe_dev.dma.rx_descriptor_number )
ppe_dev.dma.rx_desc_read_pos[channel] = 0;
skb = *(struct sk_buff **)((((u32)reg_desc.dataptr << 2) | KSEG0) - 4);
if ( (u32)skb <= 0x80000000 )
{
int key = 0;
printk("skb problem: skb = %08X, system is panic!\n", (u32)skb);
for ( ; !key; );
}
conn = reg_desc.id;
if ( conn == ppe_dev.oam_rx_queue )
{
/* OAM */
struct uni_cell_header *header = (struct uni_cell_header *)skb->data;
if ( header->pti == ATM_PTI_SEGF5 || header->pti == ATM_PTI_E2EF5 )
conn = find_vpivci(header->vpi, header->vci);
else if ( header->vci == 0x03 || header->vci == 0x04 )
conn = find_vpi(header->vpi);
else
conn = -1;
if ( conn >= 0 && ppe_dev.connection[conn].vcc != NULL )
{
vcc = ppe_dev.connection[conn].vcc;
ppe_dev.connection[conn].access_time = xtime;
if ( vcc->push_oam != NULL )
vcc->push_oam(vcc, skb->data);
}
/* don't need resize */
}
else
{
if ( len )
*len = 0;
if ( ppe_dev.connection[conn].vcc != NULL )
{
vcc = ppe_dev.connection[conn].vcc;
if ( !reg_desc.err )
if ( vcc->qos.aal == ATM_AAL5 )
{
/* AAL5 packet */
resize_skb_rx(skb, reg_desc.datalen + reg_desc.byteoff, 0);
skb_reserve(skb, reg_desc.byteoff);
skb_put(skb, reg_desc.datalen);
if ( (u32)ATM_SKB(skb) <= 0x80000000 )
{
int key = 0;
printk("ATM_SKB(skb) problem: ATM_SKB(skb) = %08X, system is panic!\n", (u32)ATM_SKB(skb));
for ( ; !key; );
}
ATM_SKB(skb)->vcc = vcc;
ppe_dev.connection[conn].access_time = xtime;
if ( atm_charge(vcc, skb->truesize) )
{
struct sk_buff *new_skb;
new_skb = alloc_skb_rx();
if ( new_skb )
{
UPDATE_VCC_STAT(conn, rx_pdu, 1);
ppe_dev.mib.wrx_pdu++;
if ( vcc->stats )
atomic_inc(&vcc->stats->rx);
vcc->push(vcc, skb);
{
struct k_atm_aal_stats stats = *vcc->stats;
int flag = 0;
vcc->push(vcc, skb);
if ( vcc->stats->rx.counter != stats.rx.counter )
{
printk("vcc->stats->rx (diff) = %d", vcc->stats->rx.counter - stats.rx.counter);
flag++;
}
if ( vcc->stats->rx_err.counter != stats.rx_err.counter )
{
printk("vcc->stats->rx_err (diff) = %d", vcc->stats->rx_err.counter - stats.rx_err.counter);
flag++;
}
if ( vcc->stats->rx_drop.counter != stats.rx_drop.counter )
{
printk("vcc->stats->rx_drop (diff) = %d", vcc->stats->rx_drop.counter - stats.rx_drop.counter);
flag++;
}
if ( vcc->stats->tx.counter != stats.tx.counter )
{
printk("vcc->stats->tx (diff) = %d", vcc->stats->tx.counter - stats.tx.counter);
flag++;
}
if ( vcc->stats->tx_err.counter != stats.tx_err.counter )
{
printk("vcc->stats->tx_err (diff) = %d", vcc->stats->tx_err.counter - stats.tx_err.counter);
flag++;
}
if ( !flag )
printk("vcc->stats not changed");
}
reg_desc.dataptr = (u32)new_skb->data >> 2;
if ( len )
*len = reg_desc.datalen;
}
else
{
/* no sk buffer */
UPDATE_VCC_STAT(conn, rx_sw_drop_pdu, 1);
ppe_dev.mib.wrx_drop_pdu++;
if ( vcc->stats )
atomic_inc(&vcc->stats->rx_drop);
resize_skb_rx(skb, ppe_dev.aal5.rx_buffer_size, 0);
}
}
else
{
/* no enough space */
UPDATE_VCC_STAT(conn, rx_sw_drop_pdu, 1);
ppe_dev.mib.wrx_drop_pdu++;
if ( vcc->stats )
atomic_inc(&vcc->stats->rx_drop);
resize_skb_rx(skb, ppe_dev.aal5.rx_buffer_size, 0);
}
}
else
{
/* AAL0 cell */
resize_skb_rx(skb, CELL_SIZE, 1);
skb_put(skb, CELL_SIZE);
ATM_SKB(skb)->vcc = vcc;
ppe_dev.connection[conn].access_time = xtime;
if ( atm_charge(vcc, skb->truesize) )
{
struct sk_buff *new_skb;
new_skb = alloc_skb_rx();
if ( new_skb )
{
if ( vcc->stats )
atomic_inc(&vcc->stats->rx);
vcc->push(vcc, skb);
reg_desc.dataptr = (u32)new_skb->data >> 2;
if ( len )
*len = CELL_SIZE;
}
else
{
if ( vcc->stats )
atomic_inc(&vcc->stats->rx_drop);
resize_skb_rx(skb, ppe_dev.aal5.rx_buffer_size, 0);
}
}
else
{
if ( vcc->stats )
atomic_inc(&vcc->stats->rx_drop);
resize_skb_rx(skb, ppe_dev.aal5.rx_buffer_size, 0);
}
}
else
{
printk("reg_desc.err\n");
/* drop packet/cell */
if ( vcc->qos.aal == ATM_AAL5 )
{
UPDATE_VCC_STAT(conn, rx_err_pdu, 1);
trailer = (struct rx_inband_trailer *)((u32)skb->data + ((reg_desc.byteoff + reg_desc.datalen + DMA_ALIGNMENT - 1) & ~ (DMA_ALIGNMENT - 1)));
if ( trailer->stw_crc )
ppe_dev.connection[conn].aal5_vcc_crc_err++;
if ( trailer->stw_ovz )
ppe_dev.connection[conn].aal5_vcc_oversize_sdu++;
}
if ( vcc->stats )
atomic_inc(&vcc->stats->rx_err);
/* don't need resize */
}
}
else
{
printk("ppe_dev.connection[%d].vcc == NULL\n", conn);
ppe_dev.mib.wrx_drop_pdu++;
/* don't need resize */
}
}
reg_desc.byteoff = 0;
reg_desc.datalen = ppe_dev.aal5.rx_buffer_size;
reg_desc.own = 1;
reg_desc.c = 0;
/* write discriptor to memory */
*desc = reg_desc;
printk("leave mailbox_rx_irq_handler");
return 0;
}
static inline void mailbox_tx_irq_handler(unsigned int conn)
{
if ( ppe_dev.dma.tx_desc_alloc_flag[conn] )
{
int desc_base;
int *release_pos;
struct sk_buff *skb;
release_pos = &ppe_dev.dma.tx_desc_release_pos[conn];
desc_base = ppe_dev.dma.tx_descriptor_number * (conn - QSB_QUEUE_NUMBER_BASE) + *release_pos;
while ( !ppe_dev.dma.tx_descriptor_base[desc_base].own )
{
skb = ppe_dev.dma.tx_skb_pointers[desc_base];
ppe_dev.dma.tx_descriptor_base[desc_base].own = 1; // pretend PP32 hold owner bit, so that won't be released more than once, so allocation process don't check this bit
if ( ++*release_pos == ppe_dev.dma.tx_descriptor_number )
*release_pos = 0;
if ( *release_pos == ppe_dev.dma.tx_desc_alloc_pos[conn] )
{
ppe_dev.dma.tx_desc_alloc_flag[conn] = 0;
atm_free_tx_skb_vcc(skb);
break;
}
if ( *release_pos == 0 )
desc_base = ppe_dev.dma.tx_descriptor_number * (conn - QSB_QUEUE_NUMBER_BASE);
else
desc_base++;
atm_free_tx_skb_vcc(skb);
}
}
}
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
static inline int check_desc_valid(unsigned int channel)
{
int skb_base;
struct rx_descriptor *desc;
skb_base = ppe_dev.dma.rx_descriptor_number * channel + ppe_dev.dma.rx_desc_read_pos[channel];
desc = &ppe_dev.dma.rx_descriptor_base[skb_base];
return !desc->own && desc->c ? 1 : 0;
}
#endif
irqreturn_t mailbox_irq_handler(int irq, void *dev_id)
{
int channel_mask; /* DMA channel accordant IRQ bit mask */
int channel;
unsigned int rx_irq_number[MAX_RX_DMA_CHANNEL_NUMBER] = {0};
unsigned int total_rx_irq_number = 0;
printk("mailbox_irq_handler");
if ( !*MBOX_IGU1_ISR )
return IRQ_RETVAL(1);
channel_mask = 1;
channel = 0;
while ( channel < ppe_dev.dma.rx_total_channel_used )
{
if ( (*MBOX_IGU1_ISR & channel_mask) )
{
/* RX */
/* clear IRQ */
*MBOX_IGU1_ISRC = channel_mask;
printk(" RX: *MBOX_IGU1_ISR = 0x%08X\n", *MBOX_IGU1_ISR);
/* wait for mailbox cleared */
while ( (*MBOX_IGU3_ISR & channel_mask) );
/* shadow the number of valid descriptor */
rx_irq_number[channel] = WRX_DMA_CHANNEL_CONFIG(channel)->vlddes;
total_rx_irq_number += rx_irq_number[channel];
printk("total_rx_irq_number = %d", total_rx_irq_number);
printk("vlddes = %d, rx_irq_number[%d] = %d, total_rx_irq_number = %d\n", WRX_DMA_CHANNEL_CONFIG(channel)->vlddes, channel, rx_irq_number[channel], total_rx_irq_number);
}
channel_mask <<= 1;
channel++;
}
channel_mask = 1 << (16 + QSB_QUEUE_NUMBER_BASE);
channel = QSB_QUEUE_NUMBER_BASE;
while ( channel - QSB_QUEUE_NUMBER_BASE < ppe_dev.dma.tx_total_channel_used )
{
if ( (*MBOX_IGU1_ISR & channel_mask) )
{
// if ( channel != 1 )
// {
printk("TX irq error\n");
// while ( 1 )
// {
// }
// }
/* TX */
/* clear IRQ */
*MBOX_IGU1_ISRC = channel_mask;
printk(" TX: *MBOX_IGU1_ISR = 0x%08X\n", *MBOX_IGU1_ISR);
mailbox_tx_irq_handler(channel);
}
channel_mask <<= 1;
channel++;
}
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
channel = 0;
while ( total_rx_irq_number )
{
switch ( channel )
{
case RX_DMA_CH_CBR:
case RX_DMA_CH_OAM:
/* handle it as soon as possible */
while ( rx_irq_number[channel] != 0 && mailbox_rx_irq_handler(channel, NULL) == 0 )
{
rx_irq_number[channel]--;
total_rx_irq_number--;
printk("RX_DMA_CH_CBR, total_rx_irq_number = %d", total_rx_irq_number);
printk("RX_DMA_CH_CBR, total_rx_irq_number = %d, rx_irq_number[%d] = %d\n", total_rx_irq_number, channel, rx_irq_number[channel]);
/* signal firmware that descriptor is updated */
mailbox_signal(channel, 0);
}
// if ( rx_irq_number[channel] != 0 )
printk("RX_DMA_CH_CBR, rx_irq_number[channel] = %d", rx_irq_number[channel]);
break;
case RX_DMA_CH_VBR_RT:
/* WFQ */
if ( rx_irq_number[RX_DMA_CH_VBR_RT] != 0
&& (rx_irq_number[RX_DMA_CH_VBR_NRT] == 0 || !check_desc_valid(RX_DMA_CH_VBR_NRT) || ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] < ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT])
&& (rx_irq_number[RX_DMA_CH_AVR] == 0 || !check_desc_valid(RX_DMA_CH_AVR) || ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] < ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT])
)
{
unsigned int len;
if ( mailbox_rx_irq_handler(RX_DMA_CH_VBR_RT, &len) == 0 )
{
rx_irq_number[RX_DMA_CH_VBR_RT]--;
total_rx_irq_number--;
printk("RX_DMA_CH_VBR_RT, total_rx_irq_number = %d", total_rx_irq_number);
printk("RX_DMA_CH_VBR_RT, total_rx_irq_number = %d, rx_irq_number[%d] = %d\n", total_rx_irq_number, channel, rx_irq_number[channel]);
/* signal firmware that descriptor is updated */
mailbox_signal(channel, 0);
len = (len + CELL_SIZE - 1) / CELL_SIZE;
if ( ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] <= len )
ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] = ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_RT] + ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] - len;
}
}
// if ( rx_irq_number[channel] != 0 )
// {
printk("RX_DMA_CH_VBR_RT, rx_irq_number[channel] = %d, total_rx_irq_number = %d", rx_irq_number[channel], total_rx_irq_number);
// rx_irq_number[channel] = 0;
// total_rx_irq_number = 0;
// }
break;
case RX_DMA_CH_VBR_NRT:
/* WFQ */
if ( rx_irq_number[RX_DMA_CH_VBR_NRT] != 0
&& (rx_irq_number[RX_DMA_CH_VBR_RT] == 0 || !check_desc_valid(RX_DMA_CH_VBR_RT) || ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] < ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT])
&& (rx_irq_number[RX_DMA_CH_AVR] == 0 || !check_desc_valid(RX_DMA_CH_AVR) || ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] < ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT])
)
{
unsigned int len;
if ( mailbox_rx_irq_handler(RX_DMA_CH_VBR_NRT, &len) == 0 )
{
rx_irq_number[RX_DMA_CH_VBR_NRT]--;
total_rx_irq_number--;
printk("RX_DMA_CH_VBR_NRT, total_rx_irq_number = %d", total_rx_irq_number);
printk("RX_DMA_CH_VBR_NRT, total_rx_irq_number = %d, rx_irq_number[%d] = %d\n", total_rx_irq_number, channel, rx_irq_number[channel]);
/* signal firmware that descriptor is updated */
mailbox_signal(channel, 0);
len = (len + CELL_SIZE - 1) / CELL_SIZE;
if ( ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] <= len )
ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] = ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_NRT] + ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] - len;
}
}
// if ( rx_irq_number[channel] != 0 )
printk("RX_DMA_CH_VBR_NRT, rx_irq_number[channel] = %d", rx_irq_number[channel]);
break;
case RX_DMA_CH_AVR:
/* WFQ */
if ( rx_irq_number[RX_DMA_CH_AVR] != 0
&& (rx_irq_number[RX_DMA_CH_VBR_RT] == 0 || !check_desc_valid(RX_DMA_CH_VBR_RT) || ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] < ppe_dev.dma.rx_weight[RX_DMA_CH_AVR])
&& (rx_irq_number[RX_DMA_CH_VBR_NRT] == 0 || !check_desc_valid(RX_DMA_CH_VBR_NRT) || ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] < ppe_dev.dma.rx_weight[RX_DMA_CH_AVR])
)
{
unsigned int len;
if ( mailbox_rx_irq_handler(RX_DMA_CH_AVR, &len) == 0 )
{
rx_irq_number[RX_DMA_CH_AVR]--;
total_rx_irq_number--;
printk("RX_DMA_CH_AVR, total_rx_irq_number = %d", total_rx_irq_number);
printk("RX_DMA_CH_AVR, total_rx_irq_number = %d, rx_irq_number[%d] = %d\n", total_rx_irq_number, channel, rx_irq_number[channel]);
/* signal firmware that descriptor is updated */
mailbox_signal(channel, 0);
len = (len + CELL_SIZE - 1) / CELL_SIZE;
if ( ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] <= len )
ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] = ppe_dev.dma.rx_default_weight[RX_DMA_CH_AVR] + ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] - len;
}
}
// if ( rx_irq_number[channel] != 0 )
printk("RX_DMA_CH_AVR, rx_irq_number[channel] = %d", rx_irq_number[channel]);
break;
case RX_DMA_CH_UBR:
default:
/* Handle it when all others are handled or others are not available to handle. */
if ( rx_irq_number[channel] != 0
&& (rx_irq_number[RX_DMA_CH_VBR_RT] == 0 || !check_desc_valid(RX_DMA_CH_VBR_RT))
&& (rx_irq_number[RX_DMA_CH_VBR_NRT] == 0 || !check_desc_valid(RX_DMA_CH_VBR_NRT))
&& (rx_irq_number[RX_DMA_CH_AVR] == 0 || !check_desc_valid(RX_DMA_CH_AVR)) )
if ( mailbox_rx_irq_handler(channel, NULL) == 0 )
{
rx_irq_number[channel]--;
total_rx_irq_number--;
printk("RX_DMA_CH_UBR, total_rx_irq_number = %d, rx_irq_number[%d] = %d", total_rx_irq_number, channel, rx_irq_number[channel]);
printk("RX_DMA_CH_UBR, total_rx_irq_number = %d, rx_irq_number[%d] = %d\n", total_rx_irq_number, channel, rx_irq_number[channel]);
/* signal firmware that descriptor is updated */
mailbox_signal(channel, 0);
}
printk("RX_DMA_CH_UBR, rx_irq_number[channel] = %d", rx_irq_number[channel]);
}
if ( ++channel == ppe_dev.dma.rx_total_channel_used )
channel = 0;
}
#else
channel = 0;
while ( total_rx_irq_number )
{
while ( rx_irq_number[channel] != 0 && mailbox_rx_irq_handler(channel, NULL) == 0 )
{
rx_irq_number[channel]--;
total_rx_irq_number--;
/* signal firmware that descriptor is updated */
mailbox_signal(channel, 0);
}
if ( ++channel == ppe_dev.dma.rx_total_channel_used )
channel = 0;
}
#endif // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
return IRQ_RETVAL(1);
}

View File

@ -0,0 +1,838 @@
#include <asm/mach-ifxmips/cgu.h>
#include "common.h"
#include "ifx_ppe_fw.h"
static void set_qsb(struct atm_vcc *vcc, struct atm_qos *qos, unsigned int connection)
{
u32 qsb_clk = cgu_get_fpi_bus_clock(2); /* FPI configuration 2 (slow FPI bus) */
union qsb_queue_parameter_table qsb_queue_parameter_table = {{0}};
union qsb_queue_vbr_parameter_table qsb_queue_vbr_parameter_table = {{0}};
u32 tmp;
/*
* Peak Cell Rate (PCR) Limiter
*/
if ( qos->txtp.max_pcr == 0 )
qsb_queue_parameter_table.bit.tp = 0; /* disable PCR limiter */
else
{
/* peak cell rate would be slightly lower than requested [maximum_rate / pcr = (qsb_clock / 8) * (time_step / 4) / pcr] */
tmp = ((qsb_clk * ppe_dev.qsb.tstepc) >> 5) / qos->txtp.max_pcr + 1;
/* check if overflow takes place */
qsb_queue_parameter_table.bit.tp = tmp > QSB_TP_TS_MAX ? QSB_TP_TS_MAX : tmp;
}
/*
* Weighted Fair Queueing Factor (WFQF)
*/
switch ( qos->txtp.traffic_class )
{
case ATM_CBR:
case ATM_VBR_RT:
/* real time queue gets weighted fair queueing bypass */
qsb_queue_parameter_table.bit.wfqf = 0;
break;
case ATM_VBR_NRT:
case ATM_UBR_PLUS:
/* WFQF calculation here is based on virtual cell rates, to reduce granularity for high rates */
/* WFQF is maximum cell rate / garenteed cell rate */
/* wfqf = qsb_minimum_cell_rate * QSB_WFQ_NONUBR_MAX / requested_minimum_peak_cell_rate */
if ( qos->txtp.min_pcr == 0 )
qsb_queue_parameter_table.bit.wfqf = QSB_WFQ_NONUBR_MAX;
else
{
tmp = QSB_GCR_MIN * QSB_WFQ_NONUBR_MAX / qos->txtp.min_pcr;
if ( tmp == 0 )
qsb_queue_parameter_table.bit.wfqf = 1;
else if ( tmp > QSB_WFQ_NONUBR_MAX )
qsb_queue_parameter_table.bit.wfqf = QSB_WFQ_NONUBR_MAX;
else
qsb_queue_parameter_table.bit.wfqf = tmp;
}
break;
default:
case ATM_UBR:
qsb_queue_parameter_table.bit.wfqf = QSB_WFQ_UBR_BYPASS;
}
/*
* Sustained Cell Rate (SCR) Leaky Bucket Shaper VBR.0/VBR.1
*/
if ( qos->txtp.traffic_class == ATM_VBR_RT || qos->txtp.traffic_class == ATM_VBR_NRT )
{
if ( qos->txtp.scr == 0 )
{
/* disable shaper */
qsb_queue_vbr_parameter_table.bit.taus = 0;
qsb_queue_vbr_parameter_table.bit.ts = 0;
}
else
{
/* Cell Loss Priority (CLP) */
if ( (vcc->atm_options & ATM_ATMOPT_CLP) )
/* CLP1 */
qsb_queue_parameter_table.bit.vbr = 1;
else
/* CLP0 */
qsb_queue_parameter_table.bit.vbr = 0;
/* Rate Shaper Parameter (TS) and Burst Tolerance Parameter for SCR (tauS) */
tmp = ((qsb_clk * ppe_dev.qsb.tstepc) >> 5) / qos->txtp.scr + 1;
qsb_queue_vbr_parameter_table.bit.ts = tmp > QSB_TP_TS_MAX ? QSB_TP_TS_MAX : tmp;
tmp = (qos->txtp.mbs - 1) * (qsb_queue_vbr_parameter_table.bit.ts - qsb_queue_parameter_table.bit.tp) / 64;
if ( tmp == 0 )
qsb_queue_vbr_parameter_table.bit.taus = 1;
else if ( tmp > QSB_TAUS_MAX )
qsb_queue_vbr_parameter_table.bit.taus = QSB_TAUS_MAX;
else
qsb_queue_vbr_parameter_table.bit.taus = tmp;
}
}
else
{
qsb_queue_vbr_parameter_table.bit.taus = 0;
qsb_queue_vbr_parameter_table.bit.ts = 0;
}
/* Queue Parameter Table (QPT) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_QPT_SET_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(qsb_queue_parameter_table.dword);
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_QPT) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(connection);
/* Queue VBR Paramter Table (QVPT) */
*QSB_RTM = QSB_RTM_DM_SET(QSB_QVPT_SET_MASK);
*QSB_RTD = QSB_RTD_TTV_SET(qsb_queue_vbr_parameter_table.dword);
*QSB_RAMAC = QSB_RAMAC_RW_SET(QSB_RAMAC_RW_WRITE) | QSB_RAMAC_TSEL_SET(QSB_RAMAC_TSEL_VBR) | QSB_RAMAC_LH_SET(QSB_RAMAC_LH_LOW) | QSB_RAMAC_TESEL_SET(connection);
}
static inline void u64_add_u32(ppe_u64_t opt1, u32 opt2,ppe_u64_t *ret)
{
ret->l = opt1.l + opt2;
if ( ret->l < opt1.l || ret->l < opt2 )
ret->h++;
}
int find_vcc(struct atm_vcc *vcc)
{
int i;
struct connection *connection = ppe_dev.connection;
int max_connections = ppe_dev.port[(int)vcc->dev->dev_data].max_connections;
u32 occupation_table = ppe_dev.port[(int)vcc->dev->dev_data].connection_table;
int base = ppe_dev.port[(int)vcc->dev->dev_data].connection_base;
for ( i = 0; i < max_connections; i++, base++ )
if ( (occupation_table & (1 << i))
&& connection[base].vcc == vcc )
return base;
return -1;
}
int find_vpi(unsigned int vpi)
{
int i, j;
struct connection *connection = ppe_dev.connection;
struct port *port;
int base;
port = ppe_dev.port;
for ( i = 0; i < ATM_PORT_NUMBER; i++, port++ )
{
base = port->connection_base;
for ( j = 0; j < port->max_connections; j++, base++ )
if ( (port->connection_table & (1 << j))
&& connection[base].vcc != NULL
&& vpi == connection[base].vcc->vpi )
return base;
}
return -1;
}
int find_vpivci(unsigned int vpi, unsigned int vci)
{
int i, j;
struct connection *connection = ppe_dev.connection;
struct port *port;
int base;
port = ppe_dev.port;
for ( i = 0; i < ATM_PORT_NUMBER; i++, port++ )
{
base = port->connection_base;
for ( j = 0; j < port->max_connections; j++, base++ )
if ( (port->connection_table & (1 << j))
&& connection[base].vcc != NULL
&& vpi == connection[base].vcc->vpi
&& vci == connection[base].vcc->vci )
return base;
}
return -1;
}
static inline void clear_htu_entry(unsigned int connection)
{
HTU_ENTRY(connection - QSB_QUEUE_NUMBER_BASE + OAM_HTU_ENTRY_NUMBER)->vld = 0;
}
static inline void set_htu_entry(unsigned int vpi, unsigned int vci, unsigned int connection, int aal5)
{
struct htu_entry htu_entry = { res1: 0x00,
pid: ppe_dev.connection[connection].port & 0x01,
vpi: vpi,
vci: vci,
pti: 0x00,
vld: 0x01};
struct htu_mask htu_mask = { set: 0x03,
pid_mask: 0x02,
vpi_mask: 0x00,
vci_mask: 0x0000,
pti_mask: 0x03, // 0xx, user data
clear: 0x00};
struct htu_result htu_result = {res1: 0x00,
cellid: connection,
res2: 0x00,
type: aal5 ? 0x00 : 0x01,
ven: 0x01,
res3: 0x00,
qid: connection};
*HTU_RESULT(connection - QSB_QUEUE_NUMBER_BASE + OAM_HTU_ENTRY_NUMBER) = htu_result;
*HTU_MASK(connection - QSB_QUEUE_NUMBER_BASE + OAM_HTU_ENTRY_NUMBER) = htu_mask;
*HTU_ENTRY(connection - QSB_QUEUE_NUMBER_BASE + OAM_HTU_ENTRY_NUMBER) = htu_entry;
}
int alloc_tx_connection(int connection)
{
unsigned long sys_flag;
int desc_base;
if ( ppe_dev.dma.tx_desc_alloc_pos[connection] == ppe_dev.dma.tx_desc_release_pos[connection] && ppe_dev.dma.tx_desc_alloc_flag[connection] )
return -1;
/* amend descriptor pointer and allocation number */
local_irq_save(sys_flag);
desc_base = ppe_dev.dma.tx_descriptor_number * (connection - QSB_QUEUE_NUMBER_BASE) + ppe_dev.dma.tx_desc_alloc_pos[connection];
if ( ++ppe_dev.dma.tx_desc_alloc_pos[connection] == ppe_dev.dma.tx_descriptor_number )
ppe_dev.dma.tx_desc_alloc_pos[connection] = 0;
ppe_dev.dma.tx_desc_alloc_flag[connection] = 1;
local_irq_restore(sys_flag);
return desc_base;
}
int ppe_open(struct atm_vcc *vcc)
{
int ret;
struct port *port = &ppe_dev.port[(int)vcc->dev->dev_data];
int conn;
int f_enable_irq = 0;
int i;
printk("%s:%s[%d] removed 2 args from signature\n", __FILE__, __func__, __LINE__);
printk("ppe_open");
if ( vcc->qos.aal != ATM_AAL5 && vcc->qos.aal != ATM_AAL0 )
return -EPROTONOSUPPORT;
down(&ppe_dev.sem);
/* check bandwidth */
if ( (vcc->qos.txtp.traffic_class == ATM_CBR && vcc->qos.txtp.max_pcr > (port->tx_max_cell_rate - port->tx_current_cell_rate))
|| (vcc->qos.txtp.traffic_class == ATM_VBR_RT && vcc->qos.txtp.max_pcr > (port->tx_max_cell_rate - port->tx_current_cell_rate))
|| (vcc->qos.txtp.traffic_class == ATM_VBR_NRT && vcc->qos.txtp.pcr > (port->tx_max_cell_rate - port->tx_current_cell_rate))
|| (vcc->qos.txtp.traffic_class == ATM_UBR_PLUS && vcc->qos.txtp.min_pcr > (port->tx_max_cell_rate - port->tx_current_cell_rate)) )
{
ret = -EINVAL;
goto PPE_OPEN_EXIT;
}
printk("alloc vpi = %d, vci = %d\n", vcc->vpi, vcc->vci);
/* check existing vpi,vci */
conn = find_vpivci(vcc->vpi, vcc->vci);
if ( conn >= 0 )
{
ret = -EADDRINUSE;
goto PPE_OPEN_EXIT;
}
/* check whether it need to enable irq */
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( ppe_dev.port[i].max_connections != 0 && ppe_dev.port[i].connection_table != 0 )
break;
if ( i == ATM_PORT_NUMBER )
f_enable_irq = 1;
/* allocate connection */
for ( i = 0, conn = port->connection_base; i < port->max_connections; i++, conn++ )
if ( !(port->connection_table & (1 << i)) )
{
port->connection_table |= 1 << i;
ppe_dev.connection[conn].vcc = vcc;
break;
}
if ( i == port->max_connections )
{
ret = -EINVAL;
goto PPE_OPEN_EXIT;
}
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
/* assign DMA channel and setup weight value for RX QoS */
switch ( vcc->qos.rxtp.traffic_class )
{
case ATM_CBR:
ppe_dev.connection[conn].rx_dma_channel = RX_DMA_CH_CBR;
break;
case ATM_VBR_RT:
ppe_dev.connection[conn].rx_dma_channel = RX_DMA_CH_VBR_RT;
ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_RT] += vcc->qos.rxtp.max_pcr;
ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] += vcc->qos.rxtp.max_pcr;
break;
case ATM_VBR_NRT:
ppe_dev.connection[conn].rx_dma_channel = RX_DMA_CH_VBR_NRT;
ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_NRT] += vcc->qos.rxtp.pcr;
ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] += vcc->qos.rxtp.pcr;
break;
case ATM_ABR:
ppe_dev.connection[conn].rx_dma_channel = RX_DMA_CH_AVR;
ppe_dev.dma.rx_default_weight[RX_DMA_CH_AVR] += vcc->qos.rxtp.min_pcr;
ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] += vcc->qos.rxtp.min_pcr;
break;
case ATM_UBR_PLUS:
default:
ppe_dev.connection[conn].rx_dma_channel = RX_DMA_CH_UBR;
break;
}
/* update RX queue configuration table */
WRX_QUEUE_CONFIG(conn)->dmach = ppe_dev.connection[conn].rx_dma_channel;
printk("ppe_open: QID %d, DMA %d\n", conn, WRX_QUEUE_CONFIG(conn)->dmach);
printk("conn = %d, dmach = %d", conn, WRX_QUEUE_CONFIG(conn)->dmach);
#endif // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
/* reserve bandwidth */
switch ( vcc->qos.txtp.traffic_class )
{
case ATM_CBR:
case ATM_VBR_RT:
port->tx_current_cell_rate += vcc->qos.txtp.max_pcr;
break;
case ATM_VBR_NRT:
port->tx_current_cell_rate += vcc->qos.txtp.pcr;
break;
case ATM_UBR_PLUS:
port->tx_current_cell_rate += vcc->qos.txtp.min_pcr;
break;
}
/* set qsb */
set_qsb(vcc, &vcc->qos, conn);
/* update atm_vcc structure */
vcc->itf = (int)vcc->dev->dev_data;
set_bit(ATM_VF_READY, &vcc->flags);
/* enable irq */
printk("ppe_open: enable_irq\n");
if ( f_enable_irq )
enable_irq(IFXMIPS_PPE_MBOX_INT);
/* enable mailbox */
*MBOX_IGU1_ISRC = (1 << conn) | (1 << (conn + 16));
*MBOX_IGU1_IER |= (1 << conn) | (1 << (conn + 16));
*MBOX_IGU3_ISRC = (1 << conn) | (1 << (conn + 16));
*MBOX_IGU3_IER |= (1 << conn) | (1 << (conn + 16));
/* set htu entry */
set_htu_entry(vcc->vpi, vcc->vci, conn, vcc->qos.aal == ATM_AAL5 ? 1 : 0);
ret = 0;
printk("ppe_open(%d.%d): conn = %d, ppe_dev.dma = %08X\n", vcc->vpi, vcc->vci, conn, (u32)&ppe_dev.dma.rx_descriptor_number);
PPE_OPEN_EXIT:
up(&ppe_dev.sem);
printk("open ATM itf = %d, vpi = %d, vci = %d, ret = %d", (int)vcc->dev->dev_data, (int)vcc->vpi, vcc->vci, ret);
return ret;
}
void ppe_close(struct atm_vcc *vcc)
{
int conn;
struct port *port;
struct connection *connection;
int i;
if ( vcc == NULL )
return;
down(&ppe_dev.sem);
/* get connection id */
conn = find_vcc(vcc);
if ( conn < 0 )
{
printk("can't find vcc\n");
goto PPE_CLOSE_EXIT;
}
if(!((Atm_Priv *)vcc)->on)
goto PPE_CLOSE_EXIT;
connection = &ppe_dev.connection[conn];
port = &ppe_dev.port[connection->port];
/* clear htu */
clear_htu_entry(conn);
/* release connection */
port->connection_table &= ~(1 << (conn - port->connection_base));
connection->vcc = NULL;
connection->access_time.tv_sec = 0;
connection->access_time.tv_nsec = 0;
connection->aal5_vcc_crc_err = 0;
connection->aal5_vcc_oversize_sdu = 0;
/* disable irq */
for ( i = 0; i < ATM_PORT_NUMBER; i++ )
if ( ppe_dev.port[i].max_connections != 0 && ppe_dev.port[i].connection_table != 0 )
break;
if ( i == ATM_PORT_NUMBER )
disable_irq(IFXMIPS_PPE_MBOX_INT);
*MBOX_IGU1_ISRC = (1 << conn) | (1 << (conn + 16));
#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
/* remove weight value from RX DMA channel */
switch ( vcc->qos.rxtp.traffic_class )
{
case ATM_VBR_RT:
ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_RT] -= vcc->qos.rxtp.max_pcr;
if ( ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] > ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_RT] )
ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_RT] = ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_RT];
break;
case ATM_VBR_NRT:
ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_NRT] -= vcc->qos.rxtp.pcr;
if ( ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] > ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_NRT] )
ppe_dev.dma.rx_weight[RX_DMA_CH_VBR_NRT] = ppe_dev.dma.rx_default_weight[RX_DMA_CH_VBR_NRT];
break;
case ATM_ABR:
ppe_dev.dma.rx_default_weight[RX_DMA_CH_AVR] -= vcc->qos.rxtp.min_pcr;
if ( ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] > ppe_dev.dma.rx_default_weight[RX_DMA_CH_AVR] )
ppe_dev.dma.rx_weight[RX_DMA_CH_AVR] = ppe_dev.dma.rx_default_weight[RX_DMA_CH_AVR];
break;
case ATM_CBR:
case ATM_UBR_PLUS:
default:
break;
}
#endif // defined(ENABLE_RX_QOS) && ENABLE_RX_QOS
/* release bandwidth */
switch ( vcc->qos.txtp.traffic_class )
{
case ATM_CBR:
case ATM_VBR_RT:
port->tx_current_cell_rate -= vcc->qos.txtp.max_pcr;
break;
case ATM_VBR_NRT:
port->tx_current_cell_rate -= vcc->qos.txtp.pcr;
break;
case ATM_UBR_PLUS:
port->tx_current_cell_rate -= vcc->qos.txtp.min_pcr;
break;
}
/* idle for a while to let parallel operation finish */
for ( i = 0; i < IDLE_CYCLE_NUMBER; i++ );
((Atm_Priv *)vcc)->on = 0;
PPE_CLOSE_EXIT:
up(&ppe_dev.sem);
}
int ppe_ioctl(struct atm_dev *dev, unsigned int cmd, void *arg)
{
return -ENOTTY;
}
int ppe_send(struct atm_vcc *vcc, struct sk_buff *skb)
{
int ret;
int conn;
int desc_base;
register struct tx_descriptor reg_desc;
struct tx_descriptor *desc;
printk("ppe_send");
printk("ppe_send\n");
printk("skb->users = %d\n", skb->users.counter);
if ( vcc == NULL || skb == NULL )
return -EINVAL;
// down(&ppe_dev.sem);
ATM_SKB(skb)->vcc = vcc;
conn = find_vcc(vcc);
// if ( conn != 1 )
printk("ppe_send: conn = %d\n", conn);
if ( conn < 0 )
{
ret = -EINVAL;
goto FIND_VCC_FAIL;
}
printk("find_vcc");
if ( vcc->qos.aal == ATM_AAL5 )
{
int byteoff;
int datalen;
struct tx_inband_header *header;
/* allocate descriptor */
desc_base = alloc_tx_connection(conn);
if ( desc_base < 0 )
{
ret = -EIO;
//goto ALLOC_TX_CONNECTION_FAIL;
}
desc = &ppe_dev.dma.tx_descriptor_base[desc_base];
/* load descriptor from memory */
reg_desc = *desc;
datalen = skb->len;
byteoff = (u32)skb->data & (DMA_ALIGNMENT - 1);
if ( skb_headroom(skb) < byteoff + TX_INBAND_HEADER_LENGTH )
{
struct sk_buff *new_skb;
printk("skb_headroom(skb) < byteoff + TX_INBAND_HEADER_LENGTH");
printk("skb_headroom(skb 0x%08X, skb->data 0x%08X) (%d) < byteoff (%d) + TX_INBAND_HEADER_LENGTH (%d)\n", (u32)skb, (u32)skb->data, skb_headroom(skb), byteoff, TX_INBAND_HEADER_LENGTH);
new_skb = alloc_skb_tx(datalen);
if ( new_skb == NULL )
{
printk("alloc_skb_tx: fail\n");
ret = -ENOMEM;
goto ALLOC_SKB_TX_FAIL;
}
ATM_SKB(new_skb)->vcc = NULL;
skb_put(new_skb, datalen);
memcpy(new_skb->data, skb->data, datalen);
atm_free_tx_skb_vcc(skb);
skb = new_skb;
byteoff = (u32)skb->data & (DMA_ALIGNMENT - 1);
}
else
{
printk("skb_headroom(skb) >= byteoff + TX_INBAND_HEADER_LENGTH");
}
printk("before skb_push, skb->data = 0x%08X", (u32)skb->data);
skb_push(skb, byteoff + TX_INBAND_HEADER_LENGTH);
printk("after skb_push, skb->data = 0x%08X", (u32)skb->data);
header = (struct tx_inband_header *)(u32)skb->data;
printk("header = 0x%08X", (u32)header);
/* setup inband trailer */
header->uu = 0;
header->cpi = 0;
header->pad = ppe_dev.aal5.padding_byte;
header->res1 = 0;
/* setup cell header */
header->clp = (vcc->atm_options & ATM_ATMOPT_CLP) ? 1 : 0;
header->pti = ATM_PTI_US0;
header->vci = vcc->vci;
header->vpi = vcc->vpi;
header->gfc = 0;
/* setup descriptor */
reg_desc.dataptr = (u32)skb->data >> 2;
reg_desc.datalen = datalen;
reg_desc.byteoff = byteoff;
reg_desc.iscell = 0;
printk("setup header, datalen = %d, byteoff = %d", reg_desc.datalen, reg_desc.byteoff);
UPDATE_VCC_STAT(conn, tx_pdu, 1);
if ( vcc->stats )
atomic_inc(&vcc->stats->tx);
}
else
{
/* allocate descriptor */
desc_base = alloc_tx_connection(conn);
if ( desc_base < 0 )
{
ret = -EIO;
goto ALLOC_TX_CONNECTION_FAIL;
}
desc = &ppe_dev.dma.tx_descriptor_base[desc_base];
/* load descriptor from memory */
reg_desc = *desc;
/* if data pointer is not aligned, allocate new sk_buff */
if ( ((u32)skb->data & (DMA_ALIGNMENT - 1)) )
{
struct sk_buff *new_skb;
printk("skb->data not aligned\n");
new_skb = alloc_skb_tx(skb->len);
if ( new_skb == NULL )
{
ret = -ENOMEM;
goto ALLOC_SKB_TX_FAIL;
}
ATM_SKB(new_skb)->vcc = NULL;
skb_put(new_skb, skb->len);
memcpy(new_skb->data, skb->data, skb->len);
atm_free_tx_skb_vcc(skb);
skb = new_skb;
}
reg_desc.dataptr = (u32)skb->data >> 2;
reg_desc.datalen = skb->len;
reg_desc.byteoff = 0;
reg_desc.iscell = 1;
if ( vcc->stats )
atomic_inc(&vcc->stats->tx);
}
reg_desc.own = 1;
reg_desc.c = 1;
printk("update descriptor send pointer, desc = 0x%08X", (u32)desc);
ppe_dev.dma.tx_skb_pointers[desc_base] = skb;
*desc = reg_desc;
dma_cache_wback((unsigned long)skb->data, skb->len);
mailbox_signal(conn, 1);
printk("ppe_send: success");
// up(&ppe_dev.sem);
return 0;
FIND_VCC_FAIL:
printk("FIND_VCC_FAIL\n");
// up(&ppe_dev.sem);
ppe_dev.mib.wtx_err_pdu++;
atm_free_tx_skb_vcc(skb);
return ret;
ALLOC_SKB_TX_FAIL:
printk("ALLOC_SKB_TX_FAIL\n");
// up(&ppe_dev.sem);
if ( vcc->qos.aal == ATM_AAL5 )
{
UPDATE_VCC_STAT(conn, tx_err_pdu, 1);
ppe_dev.mib.wtx_err_pdu++;
}
if ( vcc->stats )
atomic_inc(&vcc->stats->tx_err);
atm_free_tx_skb_vcc(skb);
return ret;
ALLOC_TX_CONNECTION_FAIL:
printk("ALLOC_TX_CONNECTION_FAIL\n");
// up(&ppe_dev.sem);
if ( vcc->qos.aal == ATM_AAL5 )
{
UPDATE_VCC_STAT(conn, tx_sw_drop_pdu, 1);
ppe_dev.mib.wtx_drop_pdu++;
}
if ( vcc->stats )
atomic_inc(&vcc->stats->tx_err);
atm_free_tx_skb_vcc(skb);
return ret;
}
int ppe_send_oam(struct atm_vcc *vcc, void *cell, int flags)
{
int conn;
struct uni_cell_header *uni_cell_header = (struct uni_cell_header *)cell;
int desc_base;
struct sk_buff *skb;
register struct tx_descriptor reg_desc;
struct tx_descriptor *desc;
printk("ppe_send_oam");
if ( ((uni_cell_header->pti == ATM_PTI_SEGF5 || uni_cell_header->pti == ATM_PTI_E2EF5)
&& find_vpivci(uni_cell_header->vpi, uni_cell_header->vci) < 0)
|| ((uni_cell_header->vci == 0x03 || uni_cell_header->vci == 0x04)
&& find_vpi(uni_cell_header->vpi) < 0) )
return -EINVAL;
#if OAM_TX_QUEUE_NUMBER_PER_PORT != 0
/* get queue ID of OAM TX queue, and the TX DMA channel ID is the same as queue ID */
conn = ppe_dev.port[(int)vcc->dev->dev_data].oam_tx_queue;
#else
/* find queue ID */
conn = find_vcc(vcc);
if ( conn < 0 )
{
printk("OAM not find queue\n");
// up(&ppe_dev.sem);
return -EINVAL;
}
#endif // OAM_TX_QUEUE_NUMBER_PER_PORT != 0
/* allocate descriptor */
desc_base = alloc_tx_connection(conn);
if ( desc_base < 0 )
{
printk("OAM not alloc tx connection\n");
// up(&ppe_dev.sem);
return -EIO;
}
desc = &ppe_dev.dma.tx_descriptor_base[desc_base];
/* load descriptor from memory */
reg_desc = *(struct tx_descriptor *)desc;
/* allocate sk_buff */
skb = alloc_skb_tx(CELL_SIZE);
if ( skb == NULL )
{
// up(&ppe_dev.sem);
return -ENOMEM;
}
#if OAM_TX_QUEUE_NUMBER_PER_PORT != 0
ATM_SKB(skb)->vcc = NULL;
#else
ATM_SKB(skb)->vcc = vcc;
#endif // OAM_TX_QUEUE_NUMBER_PER_PORT != 0
/* copy data */
skb_put(skb, CELL_SIZE);
memcpy(skb->data, cell, CELL_SIZE);
/* setup descriptor */
reg_desc.dataptr = (u32)skb->data >> 2;
reg_desc.datalen = CELL_SIZE;
reg_desc.byteoff = 0;
reg_desc.iscell = 1;
reg_desc.own = 1;
reg_desc.c = 1;
/* update descriptor send pointer */
ppe_dev.dma.tx_skb_pointers[desc_base] = skb;
/* write discriptor to memory and write back cache */
*(struct tx_descriptor *)desc = reg_desc;
dma_cache_wback((unsigned long)skb->data, skb->len);
/* signal PPE */
mailbox_signal(conn, 1);
return 0;
}
int ppe_change_qos(struct atm_vcc *vcc, struct atm_qos *qos, int flags)
{
int conn;
printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
if(vcc == NULL || qos == NULL )
return -EINVAL;
conn = find_vcc(vcc);
if ( conn < 0 )
return -EINVAL;
set_qsb(vcc, qos, conn);
return 0;
}
static inline void init_chip(void)
{
/* enable PPE module in PMU */
*(unsigned long *)0xBF10201C &= ~((1 << 15) | (1 << 13) | (1 << 9));
*EMA_CMDCFG = (EMA_CMD_BUF_LEN << 16) | (EMA_CMD_BASE_ADDR >> 2);
*EMA_DATACFG = (EMA_DATA_BUF_LEN << 16) | (EMA_DATA_BASE_ADDR >> 2);
*EMA_IER = 0x000000FF;
*EMA_CFG = EMA_READ_BURST | (EMA_WRITE_BURST << 2);
/* enable mailbox */
*MBOX_IGU1_ISRC = 0xFFFFFFFF;
*MBOX_IGU1_IER = 0x00000000;
*MBOX_IGU3_ISRC = 0xFFFFFFFF;
*MBOX_IGU3_IER = 0x00000000;
}
int pp32_download_code(u32 *code_src, unsigned int code_dword_len, u32 *data_src, unsigned int data_dword_len)
{
u32 reg_old_value;
volatile u32 *dest;
if ( code_src == 0 || ((unsigned long)code_src & 0x03) != 0
|| data_src == 0 || ((unsigned long)data_src & 0x03) )
return -EINVAL;
/* save the old value of CDM_CFG and set PPE code memory to FPI bus access mode */
reg_old_value = *CDM_CFG;
if ( code_dword_len <= 4096 )
*CDM_CFG = CDM_CFG_RAM1_SET(0x00) | CDM_CFG_RAM0_SET(0x00);
else
*CDM_CFG = CDM_CFG_RAM1_SET(0x01) | CDM_CFG_RAM0_SET(0x00);
/* copy code */
dest = CDM_CODE_MEMORY_RAM0_ADDR(0);
while ( code_dword_len-- > 0 )
*dest++ = *code_src++;
/* copy data */
dest = PP32_DATA_MEMORY_RAM1_ADDR(0);
while ( data_dword_len-- > 0 )
*dest++ = *data_src++;
return 0;
}
int pp32_start(void)
{
int ret;
register int i;
init_chip();
/* download firmware */
ret = pp32_download_code(firmware_binary_code, sizeof(firmware_binary_code) / sizeof(*firmware_binary_code), firmware_binary_data, sizeof(firmware_binary_data) / sizeof(*firmware_binary_data));
if ( ret )
return ret;
/* run PP32 */
*PP32_DBG_CTRL = DBG_CTRL_START_SET(1);
/* idle for a while to let PP32 init itself */
for ( i = 0; i < IDLE_CYCLE_NUMBER; i++ );
return 0;
}
void pp32_stop(void)
{
/* halt PP32 */
*PP32_DBG_CTRL = DBG_CTRL_STOP_SET(1);
}

View File

@ -0,0 +1,98 @@
#include <linux/atm.h>
#include <linux/proc_fs.h>
#include "proc.h"
#include "common.h"
struct proc_dir_entry *ppe_proc_dir;
int proc_read_idle_counter(char *page, char **start, off_t off, int count, int *eof, void *data)
{
int len = 0;
len += sprintf(page + off, "Channel 0\n");
len += sprintf(page + off + len, " TX\n");
len += sprintf(page + off + len,
" DREG_AT_CELL0 = %d\n", *DREG_AT_CELL0 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AT_IDLE_CNT0 = %d\n", *DREG_AT_IDLE_CNT0 & 0xFFFF);
len += sprintf(page + off + len, " RX\n");
len += sprintf(page + off + len,
" DREG_AR_CELL0 = %d\n", *DREG_AR_CELL0 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AR_IDLE_CNT0 = %d\n", *DREG_AR_IDLE_CNT0 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AR_AIIDLE_CNT0 = %d\n", *DREG_AR_AIIDLE_CNT0 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AR_BE_CNT0 = %d\n", *DREG_AR_BE_CNT0 & 0xFFFF);
len += sprintf(page + off + len, "Channel 1\n");
len += sprintf(page + off + len, " TX\n");
len += sprintf(page + off + len,
" DREG_AT_CELL1 = %d\n", *DREG_AT_CELL1 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AT_IDLE_CNT1 = %d\n", *DREG_AT_IDLE_CNT1 & 0xFFFF);
len += sprintf(page + off + len, " RX\n");
len += sprintf(page + off + len,
" DREG_AR_CELL1 = %d\n", *DREG_AR_CELL1 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AR_IDLE_CNT1 = %d\n", *DREG_AR_IDLE_CNT1 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AR_AIIDLE_CNT1 = %d\n", *DREG_AR_AIIDLE_CNT1 & 0xFFFF);
len += sprintf(page + off + len,
" DREG_AR_BE_CNT1 = %d\n", *DREG_AR_BE_CNT1 & 0xFFFF);
return len;
}
int proc_read_stats(char *page, char **start, off_t off, int count, int *eof, void *data)
{
int len = 0;
int i, j;
struct connection *connection;
struct port *port;
int base;
len += sprintf(page + off, "ATM Stats:\n");
connection = ppe_dev.connection;
port = ppe_dev.port;
for ( i = 0; i < ATM_PORT_NUMBER; i++, port++ )
{
base = port->connection_base;
for ( j = 0; j < port->max_connections; j++, base++ )
if ( (port->connection_table & (1 << j))
&& connection[base].vcc != NULL )
{
if ( connection[base].vcc->stats )
{
struct k_atm_aal_stats *stats = connection[base].vcc->stats;
len += sprintf(page + off + len, " VCC %d.%d.%d (stats)\n", i, connection[base].vcc->vpi, connection[base].vcc->vci);
len += sprintf(page + off + len, " rx = %d\n", stats->rx.counter);
len += sprintf(page + off + len, " rx_err = %d\n", stats->rx_err.counter);
len += sprintf(page + off + len, " rx_drop = %d\n", stats->rx_drop.counter);
len += sprintf(page + off + len, " tx = %d\n", stats->tx.counter);
len += sprintf(page + off + len, " tx_err = %d\n", stats->tx_err.counter);
}
else
len += sprintf(page + off + len, " VCC %d.%d.%d\n", i, connection[base].vcc->vpi, connection[base].vcc->vci);
}
}
return len;
}
void proc_file_create(void)
{
ppe_proc_dir = proc_mkdir("ppe", NULL);
create_proc_read_entry("idle_counter", 0, ppe_proc_dir, proc_read_idle_counter, NULL);
create_proc_read_entry("stats", 0, ppe_proc_dir, proc_read_stats, NULL);
}
void proc_file_delete(void)
{
remove_proc_entry("idle_counter", ppe_proc_dir);
remove_proc_entry("stats", ppe_proc_dir);
remove_proc_entry("ppe", NULL);
}

View File

@ -0,0 +1,9 @@
#ifndef _IFXMIPS_PPE_PROC_H__
#define _IFXMIPS_PPE_PROC_H__
void proc_file_create(void);
void proc_file_delete(void);
int proc_read_idle_counter(char *page, char **start, off_t off, int count, int *eof, void *data);
int proc_read_stats(char *page, char **start, off_t off, int count, int *eof, void *data);
#endif

View File

@ -0,0 +1,128 @@
#include <linux/skbuff.h>
#include "common.h"
void resize_skb_rx(struct sk_buff *skb, unsigned int size, int is_cell)
{
if((u32)skb < 0x80000000)
{
int key = 0;
printk("resize_skb_rx problem: skb = %08X, size = %d, is_cell = %d\n", (u32)skb, size, is_cell);
while(!key){}
}
skb->data = (unsigned char*)(((u32)skb->head + 16 + (DMA_ALIGNMENT - 1)) & ~(DMA_ALIGNMENT - 1));
skb->tail = skb->data;
/* Set up other state */
skb->len = 0;
skb->cloned = 0;
#if defined(CONFIG_IMQ) || defined (CONFIG_IMQ_MODULE)
skb->imq_flags = 0;
skb->nf_info = NULL;
#endif
skb->data_len = 0;
}
struct sk_buff* alloc_skb_rx(void)
{
struct sk_buff *skb;
/* allocate memroy including trailer and padding */
skb = dev_alloc_skb(ppe_dev.aal5.rx_buffer_size + DMA_ALIGNMENT);
if (skb)
{
/* must be burst length alignment */
if ( ((u32)skb->data & (DMA_ALIGNMENT - 1)) != 0 )
skb_reserve(skb, ~((u32)skb->data + (DMA_ALIGNMENT - 1)) & (DMA_ALIGNMENT - 1));
/* put skb in reserved area "skb->data - 4" */
*((u32*)skb->data - 1) = (u32)skb;
/* invalidate cache */
dma_cache_inv((unsigned long)skb->head, (u32)skb->end - (u32)skb->head);
}
return skb;
}
void atm_free_tx_skb_vcc(struct sk_buff *skb)
{
struct atm_vcc* vcc;
if ( (u32)skb <= 0x80000000 )
{
volatile int key = 0;
printk("atm_free_tx_skb_vcc: skb = %08X\n", (u32)skb);
for ( ; !key; );
}
vcc = ATM_SKB(skb)->vcc;
if ( vcc != NULL && vcc->pop != NULL )
{
if ( atomic_read(&skb->users) == 0 )
{
volatile int key = 0;
printk("atm_free_tx_skb_vcc(vcc->pop): skb->users == 0, skb = %08X\n", (u32)skb);
for ( ; !key; );
}
vcc->pop(vcc, skb);
}
else
{
if ( atomic_read(&skb->users) == 0 )
{
volatile int key = 0;
printk("atm_free_tx_skb_vcc(dev_kfree_skb_any): skb->users == 0, skb = %08X\n", (u32)skb);
for ( ; !key; );
}
dev_kfree_skb_any(skb);
}
}
struct sk_buff* alloc_skb_tx(unsigned int size)
{
struct sk_buff *skb;
/* allocate memory including header and padding */
size += TX_INBAND_HEADER_LENGTH + MAX_TX_PACKET_ALIGN_BYTES + MAX_TX_PACKET_PADDING_BYTES;
size &= ~(DMA_ALIGNMENT - 1);
skb = dev_alloc_skb(size + DMA_ALIGNMENT);
/* must be burst length alignment */
if ( skb )
skb_reserve(skb, (~((u32)skb->data + (DMA_ALIGNMENT - 1)) & (DMA_ALIGNMENT - 1)) + TX_INBAND_HEADER_LENGTH);
return skb;
}
struct sk_buff* atm_alloc_tx(struct atm_vcc *vcc, unsigned int size)
{
int conn;
struct sk_buff *skb;
/* oversize packet */
if ( ((size + TX_INBAND_HEADER_LENGTH + MAX_TX_PACKET_ALIGN_BYTES + MAX_TX_PACKET_PADDING_BYTES) & ~(DMA_ALIGNMENT - 1)) > ppe_dev.aal5.tx_max_packet_size )
{
printk("atm_alloc_tx: oversize packet\n");
return NULL;
}
/* send buffer overflow */
if ( atomic_read(&vcc->sk.sk_wmem_alloc) && !atm_may_send(vcc, size) )
{
printk("atm_alloc_tx: send buffer overflow\n");
return NULL;
}
conn = find_vcc(vcc);
if ( conn < 0 )
{
printk("atm_alloc_tx: unknown VCC\n");
return NULL;
}
skb = dev_alloc_skb(size);
if ( skb == NULL )
{
printk("atm_alloc_tx: sk buffer is used up\n");
return NULL;
}
#define ATM_PDU_OVHD 0
atomic_add(skb->truesize + ATM_PDU_OVHD, &vcc->sk.sk_wmem_alloc);
return skb;
}