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PCI: Add #defines for Hypertransport MSI fields

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Add a few #defines for grabbing and working with the address fields
in a HT_CAPTYPE_MSI_MAPPING capability. All from the HT spec v3.00.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Michael Ellerman 2006-11-22 18:26:20 +11:00 committed by Greg Kroah-Hartman
parent 120a50df45
commit d010b51c7e
1 changed files with 7 additions and 0 deletions
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7
include/linux/pci_regs.h
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@ -494,6 +494,13 @@
#define HT_CAPTYPE_UNITID_CLUMP 0x90 /* Unit ID clumping */ #define HT_CAPTYPE_UNITID_CLUMP 0x90 /* Unit ID clumping */
#define HT_CAPTYPE_EXTCONF 0x98 /* Extended Configuration Space Access */ #define HT_CAPTYPE_EXTCONF 0x98 /* Extended Configuration Space Access */
#define HT_CAPTYPE_MSI_MAPPING 0xA8 /* MSI Mapping Capability */ #define HT_CAPTYPE_MSI_MAPPING 0xA8 /* MSI Mapping Capability */
#define HT_MSI_FLAGS 0x02 /* Offset to flags */
#define HT_MSI_FLAGS_ENABLE 0x1 /* Mapping enable */
#define HT_MSI_FLAGS_FIXED 0x2 /* Fixed mapping only */
#define HT_MSI_FIXED_ADDR 0x00000000FEE00000ULL /* Fixed addr */
#define HT_MSI_ADDR_LO 0x04 /* Offset to low addr bits */
#define HT_MSI_ADDR_LO_MASK 0xFFF00000 /* Low address bit mask */
#define HT_MSI_ADDR_HI 0x08 /* Offset to high addr bits */
#define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */ #define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */
#define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */ #define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */
#define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */ #define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */