forked from luck/tmp_suning_uos_patched
c9221da9f2
Altix patch to add an SN pci provider for TIOCE, which is SGI's PCI Express implementation. Signed-off-by: Mark Maule <maule@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/**************************************************************************
|
|
* Copyright (C) 2005, Silicon Graphics, Inc. *
|
|
* *
|
|
* These coded instructions, statements, and computer programs contain *
|
|
* unpublished proprietary information of Silicon Graphics, Inc., and *
|
|
* are protected by Federal copyright law. They may not be disclosed *
|
|
* to third parties or copied or duplicated in any form, in whole or *
|
|
* in part, without the prior written consent of Silicon Graphics, Inc. *
|
|
* *
|
|
**************************************************************************/
|
|
|
|
#ifndef _ASM_IA64_SN_CE_PROVIDER_H
|
|
#define _ASM_IA64_SN_CE_PROVIDER_H
|
|
|
|
#include <asm/sn/pcibus_provider_defs.h>
|
|
#include <asm/sn/tioce.h>
|
|
|
|
/*
|
|
* Common TIOCE structure shared between the prom and kernel
|
|
*
|
|
* DO NOT CHANGE THIS STRUCT WITHOUT MAKING CORRESPONDING CHANGES TO THE
|
|
* PROM VERSION.
|
|
*/
|
|
struct tioce_common {
|
|
struct pcibus_bussoft ce_pcibus; /* common pciio header */
|
|
|
|
uint32_t ce_rev;
|
|
uint64_t ce_kernel_private;
|
|
uint64_t ce_prom_private;
|
|
};
|
|
|
|
struct tioce_kernel {
|
|
struct tioce_common *ce_common;
|
|
spinlock_t ce_lock;
|
|
struct list_head ce_dmamap_list;
|
|
|
|
uint64_t ce_ate40_shadow[TIOCE_NUM_M40_ATES];
|
|
uint64_t ce_ate3240_shadow[TIOCE_NUM_M3240_ATES];
|
|
uint32_t ce_ate3240_pagesize;
|
|
|
|
uint8_t ce_port1_secondary;
|
|
|
|
/* per-port resources */
|
|
struct {
|
|
int dirmap_refcnt;
|
|
uint64_t dirmap_shadow;
|
|
} ce_port[TIOCE_NUM_PORTS];
|
|
};
|
|
|
|
struct tioce_dmamap {
|
|
struct list_head ce_dmamap_list; /* headed by tioce_kernel */
|
|
uint32_t refcnt;
|
|
|
|
uint64_t nbytes; /* # bytes mapped */
|
|
|
|
uint64_t ct_start; /* coretalk start address */
|
|
uint64_t pci_start; /* bus start address */
|
|
|
|
uint64_t *ate_hw; /* hw ptr of first ate in map */
|
|
uint64_t *ate_shadow; /* shadow ptr of firat ate */
|
|
uint16_t ate_count; /* # ate's in the map */
|
|
};
|
|
|
|
extern int tioce_init_provider(void);
|
|
|
|
#endif /* __ASM_IA64_SN_CE_PROVIDER_H */
|