diff options
Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
-rw-r--r-- | arch/x86/kernel/acpi/boot.c | 80 |
1 files changed, 1 insertions, 79 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 631086159c53..6b8ca3a0285d 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c | |||
@@ -44,11 +44,7 @@ | |||
44 | 44 | ||
45 | static int __initdata acpi_force = 0; | 45 | static int __initdata acpi_force = 0; |
46 | u32 acpi_rsdt_forced; | 46 | u32 acpi_rsdt_forced; |
47 | #ifdef CONFIG_ACPI | 47 | int acpi_disabled; |
48 | int acpi_disabled = 0; | ||
49 | #else | ||
50 | int acpi_disabled = 1; | ||
51 | #endif | ||
52 | EXPORT_SYMBOL(acpi_disabled); | 48 | EXPORT_SYMBOL(acpi_disabled); |
53 | 49 | ||
54 | #ifdef CONFIG_X86_64 | 50 | #ifdef CONFIG_X86_64 |
@@ -122,72 +118,6 @@ void __init __acpi_unmap_table(char *map, unsigned long size) | |||
122 | early_iounmap(map, size); | 118 | early_iounmap(map, size); |
123 | } | 119 | } |
124 | 120 | ||
125 | #ifdef CONFIG_PCI_MMCONFIG | ||
126 | |||
127 | static int acpi_mcfg_64bit_base_addr __initdata = FALSE; | ||
128 | |||
129 | /* The physical address of the MMCONFIG aperture. Set from ACPI tables. */ | ||
130 | struct acpi_mcfg_allocation *pci_mmcfg_config; | ||
131 | int pci_mmcfg_config_num; | ||
132 | |||
133 | static int __init acpi_mcfg_oem_check(struct acpi_table_mcfg *mcfg) | ||
134 | { | ||
135 | if (!strcmp(mcfg->header.oem_id, "SGI")) | ||
136 | acpi_mcfg_64bit_base_addr = TRUE; | ||
137 | |||
138 | return 0; | ||
139 | } | ||
140 | |||
141 | int __init acpi_parse_mcfg(struct acpi_table_header *header) | ||
142 | { | ||
143 | struct acpi_table_mcfg *mcfg; | ||
144 | unsigned long i; | ||
145 | int config_size; | ||
146 | |||
147 | if (!header) | ||
148 | return -EINVAL; | ||
149 | |||
150 | mcfg = (struct acpi_table_mcfg *)header; | ||
151 | |||
152 | /* how many config structures do we have */ | ||
153 | pci_mmcfg_config_num = 0; | ||
154 | i = header->length - sizeof(struct acpi_table_mcfg); | ||
155 | while (i >= sizeof(struct acpi_mcfg_allocation)) { | ||
156 | ++pci_mmcfg_config_num; | ||
157 | i -= sizeof(struct acpi_mcfg_allocation); | ||
158 | }; | ||
159 | if (pci_mmcfg_config_num == 0) { | ||
160 | printk(KERN_ERR PREFIX "MMCONFIG has no entries\n"); | ||
161 | return -ENODEV; | ||
162 | } | ||
163 | |||
164 | config_size = pci_mmcfg_config_num * sizeof(*pci_mmcfg_config); | ||
165 | pci_mmcfg_config = kmalloc(config_size, GFP_KERNEL); | ||
166 | if (!pci_mmcfg_config) { | ||
167 | printk(KERN_WARNING PREFIX | ||
168 | "No memory for MCFG config tables\n"); | ||
169 | return -ENOMEM; | ||
170 | } | ||
171 | |||
172 | memcpy(pci_mmcfg_config, &mcfg[1], config_size); | ||
173 | |||
174 | acpi_mcfg_oem_check(mcfg); | ||
175 | |||
176 | for (i = 0; i < pci_mmcfg_config_num; ++i) { | ||
177 | if ((pci_mmcfg_config[i].address > 0xFFFFFFFF) && | ||
178 | !acpi_mcfg_64bit_base_addr) { | ||
179 | printk(KERN_ERR PREFIX | ||
180 | "MMCONFIG not in low 4GB of memory\n"); | ||
181 | kfree(pci_mmcfg_config); | ||
182 | pci_mmcfg_config_num = 0; | ||
183 | return -ENODEV; | ||
184 | } | ||
185 | } | ||
186 | |||
187 | return 0; | ||
188 | } | ||
189 | #endif /* CONFIG_PCI_MMCONFIG */ | ||
190 | |||
191 | #ifdef CONFIG_X86_LOCAL_APIC | 121 | #ifdef CONFIG_X86_LOCAL_APIC |
192 | static int __init acpi_parse_madt(struct acpi_table_header *table) | 122 | static int __init acpi_parse_madt(struct acpi_table_header *table) |
193 | { | 123 | { |
@@ -1519,14 +1449,6 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = { | |||
1519 | }, | 1449 | }, |
1520 | { | 1450 | { |
1521 | .callback = force_acpi_ht, | 1451 | .callback = force_acpi_ht, |
1522 | .ident = "ASUS P4B266", | ||
1523 | .matches = { | ||
1524 | DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), | ||
1525 | DMI_MATCH(DMI_BOARD_NAME, "P4B266"), | ||
1526 | }, | ||
1527 | }, | ||
1528 | { | ||
1529 | .callback = force_acpi_ht, | ||
1530 | .ident = "ASUS P2B-DS", | 1452 | .ident = "ASUS P2B-DS", |
1531 | .matches = { | 1453 | .matches = { |
1532 | DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), | 1454 | DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), |