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Diffstat (limited to 'include/asm-ia64/sn/pcibus_provider_defs.h')
-rw-r--r--include/asm-ia64/sn/pcibus_provider_defs.h17
1 files changed, 14 insertions, 3 deletions
diff --git a/include/asm-ia64/sn/pcibus_provider_defs.h b/include/asm-ia64/sn/pcibus_provider_defs.h
index ce3f6c32824..8f7c83d0f6d 100644
--- a/include/asm-ia64/sn/pcibus_provider_defs.h
+++ b/include/asm-ia64/sn/pcibus_provider_defs.h
@@ -3,7 +3,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_IA64_SN_PCI_PCIBUS_PROVIDER_H
#define _ASM_IA64_SN_PCI_PCIBUS_PROVIDER_H
@@ -45,13 +45,24 @@ struct pci_controller;
*/
struct sn_pcibus_provider {
- dma_addr_t (*dma_map)(struct pci_dev *, unsigned long, size_t);
- dma_addr_t (*dma_map_consistent)(struct pci_dev *, unsigned long, size_t);
+ dma_addr_t (*dma_map)(struct pci_dev *, unsigned long, size_t, int flags);
+ dma_addr_t (*dma_map_consistent)(struct pci_dev *, unsigned long, size_t, int flags);
void (*dma_unmap)(struct pci_dev *, dma_addr_t, int);
void * (*bus_fixup)(struct pcibus_bussoft *, struct pci_controller *);
void (*force_interrupt)(struct sn_irq_info *);
void (*target_interrupt)(struct sn_irq_info *);
};
+/*
+ * Flags used by the map interfaces
+ * bits 3:0 specifies format of passed in address
+ * bit 4 specifies that address is to be used for MSI
+ */
+
+#define SN_DMA_ADDRTYPE(x) ((x) & 0xf)
+#define SN_DMA_ADDR_PHYS 1 /* address is an xio address. */
+#define SN_DMA_ADDR_XIO 2 /* address is phys memory */
+#define SN_DMA_MSI 0x10 /* Bus address is to be used for MSI */
+
extern struct sn_pcibus_provider *sn_pci_provider[];
#endif /* _ASM_IA64_SN_PCI_PCIBUS_PROVIDER_H */