a9f627c9df
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
/*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*
|
|
* Copyright (c) 2003-2005 Silicon Graphics, Inc. All rights reserved.
|
|
*/
|
|
|
|
#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 */
|
|
|
|
u32 ce_rev;
|
|
u64 ce_kernel_private;
|
|
u64 ce_prom_private;
|
|
};
|
|
|
|
struct tioce_kernel {
|
|
struct tioce_common *ce_common;
|
|
spinlock_t ce_lock;
|
|
struct list_head ce_dmamap_list;
|
|
|
|
u64 ce_ate40_shadow[TIOCE_NUM_M40_ATES];
|
|
u64 ce_ate3240_shadow[TIOCE_NUM_M3240_ATES];
|
|
u32 ce_ate3240_pagesize;
|
|
|
|
u8 ce_port1_secondary;
|
|
|
|
/* per-port resources */
|
|
struct {
|
|
int dirmap_refcnt;
|
|
u64 dirmap_shadow;
|
|
} ce_port[TIOCE_NUM_PORTS];
|
|
};
|
|
|
|
struct tioce_dmamap {
|
|
struct list_head ce_dmamap_list; /* headed by tioce_kernel */
|
|
u32 refcnt;
|
|
|
|
u64 nbytes; /* # bytes mapped */
|
|
|
|
u64 ct_start; /* coretalk start address */
|
|
u64 pci_start; /* bus start address */
|
|
|
|
u64 __iomem *ate_hw;/* hw ptr of first ate in map */
|
|
u64 *ate_shadow; /* shadow ptr of firat ate */
|
|
u16 ate_count; /* # ate's in the map */
|
|
};
|
|
|
|
extern int tioce_init_provider(void);
|
|
|
|
#endif /* __ASM_IA64_SN_CE_PROVIDER_H */
|