/* * 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 */