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add selection of console driver for ifxmips 

SVN-Revision: 9936
lede-17.01
John Crispin 2007-12-26 22:47:45 +00:00
parent 6bdd0ef590
commit c61b903d05
3 changed files with 29 additions and 20 deletions
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3
target/linux/ifxmips/config-2.6.23
View File

@ -60,12 +60,13 @@ CONFIG_IFXMIPS=y
CONFIG_IFXMIPS_ASC_UART=y
CONFIG_IFXMIPS_EEPROM=y
CONFIG_IFXMIPS_GPIO=y
CONFIG_IFXMIPS_GPIO_RST_BTN=y
CONFIG_IFXMIPS_LED=y
CONFIG_IFXMIPS_MEI=y
CONFIG_IFXMIPS_MII0=y
# CONFIG_IFXMIPS_MII1 is not set
CONFIG_IFXMIPS_SSC=y
# CONFIG_IFXMIPS_USE_CONSOLE0 is not set
CONFIG_IFXMIPS_USE_CONSOLE1=y
CONFIG_IFXMIPS_WDT=y
CONFIG_INITRAMFS_SOURCE=""
CONFIG_IRQ_CPU=y

13
target/linux/ifxmips/files/arch/mips/ifxmips/prom.c
View File

@ -29,6 +29,13 @@
#include <asm/bootinfo.h>
#include <asm/ifxmips/ifxmips.h>
#ifdef CONFIG_IFXMIPS_USE_CONSOLE0
#define ASC_OFFSET 0
#elif CONFIG_IFXMIPS_USE_CONSOLE1
#define ASC_OFFSET IFXMIPS_ASC1_BASE_OFFSET
#else
#error a tty for the console must be selected
#endif
static char buf[1024];
void
@ -39,11 +46,11 @@ prom_free_prom_memory (void)
void
prom_putchar (char c)
{
while ((readl(IFXMIPS_ASC1_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
while ((readl(IFXMIPS_ASC0_FSTAT + ASC_OFFSET) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
if (c == '\n')
writel('\r', IFXMIPS_ASC1_TBUF);
writel(c, IFXMIPS_ASC1_TBUF);
writel('\r', IFXMIPS_ASC0_TBUF + ASC_OFFSET);
writel(c, IFXMIPS_ASC0_TBUF + ASC_OFFSET);
}
void

33
target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h
View File

@ -34,17 +34,18 @@
#define IFXMIPS_FLASH_MAX 0x2000000
/*------------ ASC1 */
/*------------ ASC0 */
#define IFXMIPS_ASC1_BASE_ADDR (KSEG1 + 0x1E100C00)
#define IFXMIPS_ASC0_BASE_ADDR (KSEG1 + 0x1E400C00)
#define IFXMIPS_ASC1_BASE_OFFSET ((0x1E100C00 - 0x1E400C00) / sizeof(u32))
/* FIFO status register */
#define IFXMIPS_ASC1_FSTAT ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0048))
#define IFXMIPS_ASC0_FSTAT ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0048))
#define ASCFSTAT_TXFFLMASK 0x3F00
#define ASCFSTAT_TXFFLOFF 8
/* ASC1 transmit buffer */
#define IFXMIPS_ASC1_TBUF ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0020))
#define IFXMIPS_ASC0_TBUF ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0020))
/* channel operating modes */
#define ASCOPT_CSIZE 0x3
@ -56,43 +57,43 @@
#define ASCOPT_CREAD 0x20
/* hardware modified control register */
#define IFXMIPS_ASC1_WHBSTATE ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0018))
#define IFXMIPS_ASC0_WHBSTATE ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0018))
/* receive buffer register */
#define IFXMIPS_ASC1_RBUF ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0024))
#define IFXMIPS_ASC0_RBUF ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0024))
/* status register */
#define IFXMIPS_ASC1_STATE ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0014))
#define IFXMIPS_ASC0_STATE ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0014))
/* interrupt control */
#define IFXMIPS_ASC1_IRNCR ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x00F8))
#define IFXMIPS_ASC0_IRNCR ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x00F8))
#define ASC_IRNCR_TIR 0x4
#define ASC_IRNCR_RIR 0x2
#define ASC_IRNCR_EIR 0x4
/* clock control */
#define IFXMIPS_ASC1_CLC ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0000))
#define IFXMIPS_ASC0_CLC ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0000))
#define IFXMIPS_ASC1_CLC_DISS 0x2
#define IFXMIPS_ASC0_CLC_DISS 0x2
/* port input select register */
#define IFXMIPS_ASC1_PISEL ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0004))
#define IFXMIPS_ASC0_PISEL ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0004))
/* tx fifo */
#define IFXMIPS_ASC1_TXFCON ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0044))
#define IFXMIPS_ASC0_TXFCON ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0044))
/* rx fifo */
#define IFXMIPS_ASC1_RXFCON ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0040))
#define IFXMIPS_ASC0_RXFCON ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0040))
/* control */
#define IFXMIPS_ASC1_CON ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0010))
#define IFXMIPS_ASC0_CON ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0010))
/* timer reload */
#define IFXMIPS_ASC1_BG ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x0050))
#define IFXMIPS_ASC0_BG ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x0050))
/* int enable */
#define IFXMIPS_ASC1_IRNREN ((u32*)(IFXMIPS_ASC1_BASE_ADDR + 0x00F4))
#define IFXMIPS_ASC0_IRNREN ((u32*)(IFXMIPS_ASC0_BASE_ADDR + 0x00F4))
#define ASC_IRNREN_RX_BUF 0x8
#define ASC_IRNREN_TX_BUF 0x4