openwrt-owl/target/linux/generic/files/crypto/ocf/hifn/hifnHIPPvar.h

94 lines
3.3 KiB
C

/*
* Hifn HIPP-I/HIPP-II (7855/8155) driver.
* Copyright (c) 2006 Michael Richardson <mcr@xelerance.com> *
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Effort sponsored by Hifn inc.
*
*/
#ifndef __HIFNHIPPVAR_H__
#define __HIFNHIPPVAR_H__
#define HIPP_MAX_CHIPS 8
/*
* Holds data specific to a single Hifn HIPP-I board.
*/
struct hipp_softc {
softc_device_decl sc_dev;
struct pci_dev *sc_pcidev; /* device backpointer */
ocf_iomem_t sc_bar[5];
caddr_t sc_barphy[5]; /* physical address */
int sc_num; /* for multiple devs */
spinlock_t sc_mtx; /* per-instance lock */
int32_t sc_cid;
int sc_irq;
#if 0
u_int32_t sc_dmaier;
u_int32_t sc_drammodel; /* 1=dram, 0=sram */
u_int32_t sc_pllconfig; /* 7954/7955/7956 PLL config */
struct hifn_dma *sc_dma;
dma_addr_t sc_dma_physaddr;/* physical address of sc_dma */
int sc_dmansegs;
int sc_maxses;
int sc_nsessions;
struct hifn_session *sc_sessions;
int sc_ramsize;
int sc_flags;
#define HIFN_HAS_RNG 0x1 /* includes random number generator */
#define HIFN_HAS_PUBLIC 0x2 /* includes public key support */
#define HIFN_HAS_AES 0x4 /* includes AES support */
#define HIFN_IS_7811 0x8 /* Hifn 7811 part */
#define HIFN_IS_7956 0x10 /* Hifn 7956/7955 don't have SDRAM */
struct timer_list sc_tickto; /* for managing DMA */
int sc_rngfirst;
int sc_rnghz; /* RNG polling frequency */
int sc_c_busy; /* command ring busy */
int sc_s_busy; /* source data ring busy */
int sc_d_busy; /* destination data ring busy */
int sc_r_busy; /* result ring busy */
int sc_active; /* for initial countdown */
int sc_needwakeup; /* ops q'd wating on resources */
int sc_curbatch; /* # ops submitted w/o int */
int sc_suspended;
struct miscdevice sc_miscdev;
#endif
};
#define HIPP_LOCK(_sc) spin_lock_irqsave(&(_sc)->sc_mtx, l_flags)
#define HIPP_UNLOCK(_sc) spin_unlock_irqrestore(&(_sc)->sc_mtx, l_flags)
#endif /* __HIFNHIPPVAR_H__ */