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Diffstat (limited to 'arch/x86/mm/k8topology_64.c')
-rw-r--r--arch/x86/mm/k8topology_64.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/arch/x86/mm/k8topology_64.c b/arch/x86/mm/k8topology_64.c
index 1f476e477844..41f1b5c00a1d 100644
--- a/arch/x86/mm/k8topology_64.c
+++ b/arch/x86/mm/k8topology_64.c
@@ -22,6 +22,7 @@
22#include <asm/numa.h> 22#include <asm/numa.h>
23#include <asm/mpspec.h> 23#include <asm/mpspec.h>
24#include <asm/apic.h> 24#include <asm/apic.h>
25#include <asm/k8.h>
25 26
26static __init int find_northbridge(void) 27static __init int find_northbridge(void)
27{ 28{
@@ -56,34 +57,33 @@ static __init void early_get_boot_cpu_id(void)
56 /* 57 /*
57 * Find possible boot-time SMP configuration: 58 * Find possible boot-time SMP configuration:
58 */ 59 */
60#ifdef CONFIG_X86_MPPARSE
59 early_find_smp_config(); 61 early_find_smp_config();
62#endif
60#ifdef CONFIG_ACPI 63#ifdef CONFIG_ACPI
61 /* 64 /*
62 * Read APIC information from ACPI tables. 65 * Read APIC information from ACPI tables.
63 */ 66 */
64 early_acpi_boot_init(); 67 early_acpi_boot_init();
65#endif 68#endif
69#ifdef CONFIG_X86_MPPARSE
66 /* 70 /*
67 * get boot-time SMP configuration: 71 * get boot-time SMP configuration:
68 */ 72 */
69 if (smp_found_config) 73 if (smp_found_config)
70 early_get_smp_config(); 74 early_get_smp_config();
75#endif
71 early_init_lapic_mapping(); 76 early_init_lapic_mapping();
72} 77}
73 78
74int __init k8_scan_nodes(unsigned long start, unsigned long end) 79int __init k8_scan_nodes(unsigned long start, unsigned long end)
75{ 80{
81 unsigned numnodes, cores, bits, apicid_base;
76 unsigned long prevbase; 82 unsigned long prevbase;
77 struct bootnode nodes[8]; 83 struct bootnode nodes[8];
78 int nodeid, i, nb;
79 unsigned char nodeids[8]; 84 unsigned char nodeids[8];
80 int found = 0; 85 int i, j, nb, found = 0;
81 u32 reg; 86 u32 nodeid, reg;
82 unsigned numnodes;
83 unsigned cores;
84 unsigned bits;
85 int j;
86 unsigned apicid_base;
87 87
88 if (!early_pci_allowed()) 88 if (!early_pci_allowed())
89 return -1; 89 return -1;
@@ -105,7 +105,6 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end)
105 prevbase = 0; 105 prevbase = 0;
106 for (i = 0; i < 8; i++) { 106 for (i = 0; i < 8; i++) {
107 unsigned long base, limit; 107 unsigned long base, limit;
108 u32 nodeid;
109 108
110 base = read_pci_config(0, nb, 1, 0x40 + i*8); 109 base = read_pci_config(0, nb, 1, 0x40 + i*8);
111 limit = read_pci_config(0, nb, 1, 0x44 + i*8); 110 limit = read_pci_config(0, nb, 1, 0x44 + i*8);
@@ -144,8 +143,8 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end)
144 limit |= (1<<24)-1; 143 limit |= (1<<24)-1;
145 limit++; 144 limit++;
146 145
147 if (limit > end_pfn << PAGE_SHIFT) 146 if (limit > max_pfn << PAGE_SHIFT)
148 limit = end_pfn << PAGE_SHIFT; 147 limit = max_pfn << PAGE_SHIFT;
149 if (limit <= base) 148 if (limit <= base)
150 continue; 149 continue;
151 150