[PATCH] x86/pci: print ioh resources only

Yinghai Lu
2010-01-28T18:30:28Z

don't use them for peer pci root bus resource yet.
so could cross check _CRS results

Signed-off-by: Yinghai Lu <yinghai-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>

---
arch/x86/pci/intel_bus.c | 24 ++++++++----------------
1 file changed, 8 insertions(+), 16 deletions(-)

Index: linux-2.6/arch/x86/pci/intel_bus.c
===================================================================
--- linux-2.6.orig/arch/x86/pci/intel_bus.c
+++ linux-2.6/arch/x86/pci/intel_bus.c
@@ -43,7 +43,7 @@ static void __devinit pci_root_bus_res(s
{
u16 word;
u32 dword;
- struct pci_root_info *info;
+ struct pci_root_info info;
u16 io_base, io_end;
u32 mmiol_base, mmiol_end;
u64 mmioh_base, mmioh_end;
@@ -53,30 +53,22 @@ static void __devinit pci_root_bus_res(s
if (dev->cfg_size < 0x120)
return;

- if (pci_root_num >= PCI_ROOT_NR) {
- printk(KERN_DEBUG "intel_bus.c: PCI_ROOT_NR is too small\n");
- return;
- }
-
- info = &pci_root_info[pci_root_num];
- pci_root_num++;
-
pci_read_config_word(dev, IOH_LCFGBUS, &word);
bus_base = (word & 0xff);
bus_end = (word & 0xff00) >> 8;
- sprintf(info->name, "PCI Bus #%02x", bus_base);
- info->bus_min = bus_base;
- info->bus_max = bus_end;
+ sprintf(info.name, "PCI Bus #%02x", bus_base);
+ info.bus_min = bus_base;
+ info.bus_max = bus_end;

pci_read_config_word(dev, IOH_LIO, &word);
io_base = (word & 0xf0) << (12 - 4);
io_end = (word & 0xf000) | 0xfff;
- update_res(info, io_base, io_end, IORESOURCE_IO, 0);
+ update_res(&info, io_base, io_end, IORESOURCE_IO, 0);

pci_read_config_dword(dev, IOH_LMMIOL, &dword);
mmiol_base = (dword & 0xff00) << (24 - 8);
mmiol_end = (dword & 0xff000000) | 0xffffff;
- update_res(info, mmiol_base, mmiol_end, IORESOURCE_MEM, 0);
+ update_res(&info, mmiol_base, mmiol_end, IORESOURCE_MEM, 0);

pci_read_config_dword(dev, IOH_LMMIOH, &dword);
mmioh_base = ((u64)(dword & 0xfc00)) << (26 - 10);
@@ -85,9 +77,9 @@ static void __devinit pci_root_bus_res(s
mmioh_base |= ((u64)(dword & 0x7ffff)) << 32;
pci_read_config_dword(dev, IOH_LMMIOH_LIMITU, &dword);
mmioh_end |= ((u64)(dword & 0x7ffff)) << 32;
- update_res(info, mmioh_base, mmioh_end, IORESOURCE_MEM, 0);
+ update_res(&info, mmioh_base, mmioh_end, IORESOURCE_MEM, 0);

- print_ioh_resources(info);
+ print_ioh_resources(&info);
}

/* intel IOH */