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Diffstat (limited to 'arch/x86/include/asm/amd_nb.h')
-rw-r--r--arch/x86/include/asm/amd_nb.h49
1 files changed, 33 insertions, 16 deletions
diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h
index c8517f81b21e..6aee50d655d1 100644
--- a/arch/x86/include/asm/amd_nb.h
+++ b/arch/x86/include/asm/amd_nb.h
@@ -3,36 +3,53 @@
#include <linux/pci.h>
-extern struct pci_device_id k8_nb_ids[];
+extern struct pci_device_id amd_nb_misc_ids[];
struct bootnode;
-extern int early_is_k8_nb(u32 value);
-extern int cache_k8_northbridges(void);
-extern void k8_flush_garts(void);
-extern int k8_get_nodes(struct bootnode *nodes);
-extern int k8_numa_init(unsigned long start_pfn, unsigned long end_pfn);
-extern int k8_scan_nodes(void);
+extern int early_is_amd_nb(u32 value);
+extern int amd_cache_northbridges(void);
+extern void amd_flush_garts(void);
+extern int amd_get_nodes(struct bootnode *nodes);
+extern int amd_numa_init(unsigned long start_pfn, unsigned long end_pfn);
+extern int amd_scan_nodes(void);
-struct k8_northbridge_info {
+struct amd_northbridge {
+ struct pci_dev *misc;
+};
+
+struct amd_northbridge_info {
u16 num;
- u8 gart_supported;
- struct pci_dev **nb_misc;
+ u64 flags;
+ struct amd_northbridge *nb;
};
-extern struct k8_northbridge_info k8_northbridges;
+extern struct amd_northbridge_info amd_northbridges;
+
+#define AMD_NB_GART 0x1
+#define AMD_NB_L3_INDEX_DISABLE 0x2
#ifdef CONFIG_AMD_NB
-static inline struct pci_dev *node_to_k8_nb_misc(int node)
+static inline int amd_nb_num(void)
{
- return (node < k8_northbridges.num) ? k8_northbridges.nb_misc[node] : NULL;
+ return amd_northbridges.num;
}
-#else
+static inline int amd_nb_has_feature(int feature)
+{
+ return ((amd_northbridges.flags & feature) == feature);
+}
-static inline struct pci_dev *node_to_k8_nb_misc(int node)
+static inline struct amd_northbridge *node_to_amd_nb(int node)
{
- return NULL;
+ return (node < amd_northbridges.num) ? &amd_northbridges.nb[node] : NULL;
}
+
+#else
+
+#define amd_nb_num(x) 0
+#define amd_nb_has_feature(x) false
+#define node_to_amd_nb(x) NULL
+
#endif