diff options
Diffstat (limited to 'arch/x86_64/pci/mmconfig.c')
-rw-r--r-- | arch/x86_64/pci/mmconfig.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c index f8b6b2800a62..faabb6e87f12 100644 --- a/arch/x86_64/pci/mmconfig.c +++ b/arch/x86_64/pci/mmconfig.c | |||
@@ -1,6 +1,6 @@ | |||
1 | /* | 1 | /* |
2 | * mmconfig.c - Low-level direct PCI config space access via MMCONFIG | 2 | * mmconfig.c - Low-level direct PCI config space access via MMCONFIG |
3 | * | 3 | * |
4 | * This is an 64bit optimized version that always keeps the full mmconfig | 4 | * This is an 64bit optimized version that always keeps the full mmconfig |
5 | * space mapped. This allows lockless config space operation. | 5 | * space mapped. This allows lockless config space operation. |
6 | */ | 6 | */ |
@@ -25,7 +25,7 @@ static DECLARE_BITMAP(fallback_slots, 32*MAX_CHECK_BUS); | |||
25 | 25 | ||
26 | /* Static virtual mapping of the MMCONFIG aperture */ | 26 | /* Static virtual mapping of the MMCONFIG aperture */ |
27 | struct mmcfg_virt { | 27 | struct mmcfg_virt { |
28 | struct acpi_table_mcfg_config *cfg; | 28 | struct acpi_mcfg_allocation *cfg; |
29 | char __iomem *virt; | 29 | char __iomem *virt; |
30 | }; | 30 | }; |
31 | static struct mmcfg_virt *pci_mmcfg_virt; | 31 | static struct mmcfg_virt *pci_mmcfg_virt; |
@@ -33,14 +33,14 @@ static struct mmcfg_virt *pci_mmcfg_virt; | |||
33 | static char __iomem *get_virt(unsigned int seg, unsigned bus) | 33 | static char __iomem *get_virt(unsigned int seg, unsigned bus) |
34 | { | 34 | { |
35 | int cfg_num = -1; | 35 | int cfg_num = -1; |
36 | struct acpi_table_mcfg_config *cfg; | 36 | struct acpi_mcfg_allocation *cfg; |
37 | 37 | ||
38 | while (1) { | 38 | while (1) { |
39 | ++cfg_num; | 39 | ++cfg_num; |
40 | if (cfg_num >= pci_mmcfg_config_num) | 40 | if (cfg_num >= pci_mmcfg_config_num) |
41 | break; | 41 | break; |
42 | cfg = pci_mmcfg_virt[cfg_num].cfg; | 42 | cfg = pci_mmcfg_virt[cfg_num].cfg; |
43 | if (cfg->pci_segment_group_number != seg) | 43 | if (cfg->pci_segment != seg) |
44 | continue; | 44 | continue; |
45 | if ((cfg->start_bus_number <= bus) && | 45 | if ((cfg->start_bus_number <= bus) && |
46 | (cfg->end_bus_number >= bus)) | 46 | (cfg->end_bus_number >= bus)) |
@@ -52,7 +52,7 @@ static char __iomem *get_virt(unsigned int seg, unsigned bus) | |||
52 | this applies to all busses. */ | 52 | this applies to all busses. */ |
53 | cfg = &pci_mmcfg_config[0]; | 53 | cfg = &pci_mmcfg_config[0]; |
54 | if (pci_mmcfg_config_num == 1 && | 54 | if (pci_mmcfg_config_num == 1 && |
55 | cfg->pci_segment_group_number == 0 && | 55 | cfg->pci_segment == 0 && |
56 | (cfg->start_bus_number | cfg->end_bus_number) == 0) | 56 | (cfg->start_bus_number | cfg->end_bus_number) == 0) |
57 | return pci_mmcfg_virt[0].virt; | 57 | return pci_mmcfg_virt[0].virt; |
58 | 58 | ||
@@ -170,19 +170,19 @@ void __init pci_mmcfg_init(int type) | |||
170 | if ((pci_probe & PCI_PROBE_MMCONF) == 0) | 170 | if ((pci_probe & PCI_PROBE_MMCONF) == 0) |
171 | return; | 171 | return; |
172 | 172 | ||
173 | acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg); | 173 | acpi_table_parse(ACPI_SIG_MCFG, acpi_parse_mcfg); |
174 | if ((pci_mmcfg_config_num == 0) || | 174 | if ((pci_mmcfg_config_num == 0) || |
175 | (pci_mmcfg_config == NULL) || | 175 | (pci_mmcfg_config == NULL) || |
176 | (pci_mmcfg_config[0].base_address == 0)) | 176 | (pci_mmcfg_config[0].address == 0)) |
177 | return; | 177 | return; |
178 | 178 | ||
179 | /* Only do this check when type 1 works. If it doesn't work | 179 | /* Only do this check when type 1 works. If it doesn't work |
180 | assume we run on a Mac and always use MCFG */ | 180 | assume we run on a Mac and always use MCFG */ |
181 | if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].base_address, | 181 | if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].address, |
182 | pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN, | 182 | pci_mmcfg_config[0].address + MMCONFIG_APER_MIN, |
183 | E820_RESERVED)) { | 183 | E820_RESERVED)) { |
184 | printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n", | 184 | printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %lx is not E820-reserved\n", |
185 | pci_mmcfg_config[0].base_address); | 185 | (unsigned long)pci_mmcfg_config[0].address); |
186 | printk(KERN_ERR "PCI: Not using MMCONFIG.\n"); | 186 | printk(KERN_ERR "PCI: Not using MMCONFIG.\n"); |
187 | return; | 187 | return; |
188 | } | 188 | } |
@@ -194,15 +194,16 @@ void __init pci_mmcfg_init(int type) | |||
194 | } | 194 | } |
195 | for (i = 0; i < pci_mmcfg_config_num; ++i) { | 195 | for (i = 0; i < pci_mmcfg_config_num; ++i) { |
196 | pci_mmcfg_virt[i].cfg = &pci_mmcfg_config[i]; | 196 | pci_mmcfg_virt[i].cfg = &pci_mmcfg_config[i]; |
197 | pci_mmcfg_virt[i].virt = ioremap_nocache(pci_mmcfg_config[i].base_address, | 197 | pci_mmcfg_virt[i].virt = ioremap_nocache(pci_mmcfg_config[i].address, |
198 | MMCONFIG_APER_MAX); | 198 | MMCONFIG_APER_MAX); |
199 | if (!pci_mmcfg_virt[i].virt) { | 199 | if (!pci_mmcfg_virt[i].virt) { |
200 | printk(KERN_ERR "PCI: Cannot map mmconfig aperture for " | 200 | printk(KERN_ERR "PCI: Cannot map mmconfig aperture for " |
201 | "segment %d\n", | 201 | "segment %d\n", |
202 | pci_mmcfg_config[i].pci_segment_group_number); | 202 | pci_mmcfg_config[i].pci_segment); |
203 | return; | 203 | return; |
204 | } | 204 | } |
205 | printk(KERN_INFO "PCI: Using MMCONFIG at %x\n", pci_mmcfg_config[i].base_address); | 205 | printk(KERN_INFO "PCI: Using MMCONFIG at %lx\n", |
206 | (unsigned long)pci_mmcfg_config[i].address); | ||
206 | } | 207 | } |
207 | 208 | ||
208 | unreachable_devices(); | 209 | unreachable_devices(); |