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| author | Eric W. Biederman <ebiederm@xmission.com> | 2006-10-04 02:16:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-04 07:55:29 -0700 |
| commit | e78d01693be38bf93dd6bb49b86e143da450de86 (patch) | |
| tree | 95fb24b9ffad0d0441118e8ea072a6af64348006 /include/linux/pci_regs.h | |
| parent | cd1182f56a064d42d10e289ef4018f9c2230247d (diff) | |
| download | linux-e78d01693be38bf93dd6bb49b86e143da450de86.tar.gz linux-e78d01693be38bf93dd6bb49b86e143da450de86.tar.bz2 linux-e78d01693be38bf93dd6bb49b86e143da450de86.zip | |
[PATCH] Add Hypertransport capability defines
This adds defines for the hypertransport capability subtypes and starts
using them a little.
[akpm@osdl.org: fix typo]
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/pci_regs.h')
| -rw-r--r-- | include/linux/pci_regs.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index 7d0e26cba420..c312a12ad2d6 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -12,6 +12,11 @@ * PCI Local Bus Specification * PCI to PCI Bridge Specification * PCI System Design Guide + * + * For hypertransport information, please consult the following manuals + * from http://www.hypertransport.org + * + * The Hypertransport I/O Link Specification */ #ifndef LINUX_PCI_REGS_H @@ -463,4 +468,20 @@ #define PCI_PWR_CAP 12 /* Capability */ #define PCI_PWR_CAP_BUDGET(x) ((x) & 1) /* Included in system budget */ +/* Hypertransport sub capability types */ +#define HT_CAPTYPE_SLAVE 0x00 /* Slave/Primary link configuration */ +#define HT_CAPTYPE_HOST 0x20 /* Host/Secondary link configuration */ +#define HT_CAPTYPE_IRQ 0x80 /* IRQ Configuration */ +#define HT_CAPTYPE_REMAPPING_40 0xA0 /* 40 bit address remapping */ +#define HT_CAPTYPE_REMAPPING_64 0xA2 /* 64 bit address remapping */ +#define HT_CAPTYPE_UNITID_CLUMP 0x90 /* Unit ID clumping */ +#define HT_CAPTYPE_EXTCONF 0x98 /* Extended Configuration Space Access */ +#define HT_CAPTYPE_MSI_MAPPING 0xA8 /* MSI Mapping Capability */ +#define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */ +#define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */ +#define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */ +#define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 hypertransport configuration */ +#define HT_CAPTYPE_PM 0xE0 /* Hypertransport powermanagement configuration */ + + #endif /* LINUX_PCI_REGS_H */ |