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41e0e0738c
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, AMD: Set ARAT feature on AMD processors x86, quirk: Fix SB600 revision check x86: stop_machine_text_poke() should issue sync_core() x86, amd-nb: Misc cleanliness fixes
66 lines
1.3 KiB
C
66 lines
1.3 KiB
C
#ifndef _ASM_X86_AMD_NB_H
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#define _ASM_X86_AMD_NB_H
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#include <linux/pci.h>
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struct amd_nb_bus_dev_range {
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u8 bus;
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u8 dev_base;
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u8 dev_limit;
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};
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extern const struct pci_device_id amd_nb_misc_ids[];
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extern const struct amd_nb_bus_dev_range amd_nb_bus_dev_ranges[];
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struct bootnode;
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extern bool early_is_amd_nb(u32 value);
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extern int amd_cache_northbridges(void);
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extern void amd_flush_garts(void);
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extern int amd_numa_init(void);
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extern int amd_get_subcaches(int);
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extern int amd_set_subcaches(int, int);
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struct amd_northbridge {
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struct pci_dev *misc;
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struct pci_dev *link;
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};
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struct amd_northbridge_info {
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u16 num;
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u64 flags;
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struct amd_northbridge *nb;
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};
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extern struct amd_northbridge_info amd_northbridges;
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#define AMD_NB_GART BIT(0)
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#define AMD_NB_L3_INDEX_DISABLE BIT(1)
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#define AMD_NB_L3_PARTITIONING BIT(2)
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#ifdef CONFIG_AMD_NB
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static inline u16 amd_nb_num(void)
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{
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return amd_northbridges.num;
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}
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static inline bool amd_nb_has_feature(unsigned feature)
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{
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return ((amd_northbridges.flags & feature) == feature);
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}
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static inline struct amd_northbridge *node_to_amd_nb(int node)
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{
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return (node < amd_northbridges.num) ? &amd_northbridges.nb[node] : NULL;
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}
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#else
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#define amd_nb_num(x) 0
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#define amd_nb_has_feature(x) false
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#define node_to_amd_nb(x) NULL
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#endif
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#endif /* _ASM_X86_AMD_NB_H */
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