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PCI: re-add debug prints for unmodified BARs

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Print out for device BAR values before the kernel tries to update them.
Also make related output use KERN_DEBUG.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Yinghai Lu
2008-09-09 12:27:52 -07:00
committed by Jesse Barnes
parent a5827f40af
commit 395a125c62
1 changed files with 11 additions and 4 deletions
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15
drivers/pci/probe.c
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@@ -304,6 +304,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
} else { } else {
res->start = l64; res->start = l64;
res->end = l64 + sz64; res->end = l64 + sz64;
printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: [%llx, %llx]\n",
pci_name(dev), pos, (unsigned long long)res->start,
(unsigned long long)res->end);
} }
} else { } else {
sz = pci_size(l, sz, mask); sz = pci_size(l, sz, mask);
@@ -313,6 +316,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
res->start = l; res->start = l;
res->end = l + sz; res->end = l + sz;
printk(KERN_DEBUG "PCI: %s reg %x %s: [%llx, %llx]\n", pci_name(dev),
pos, (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio",
(unsigned long long)res->start, (unsigned long long)res->end);
} }
out: out:
@@ -383,7 +389,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
res->start = base; res->start = base;
if (!res->end) if (!res->end)
res->end = limit + 0xfff; res->end = limit + 0xfff;
printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", printk(KERN_DEBUG "PCI: bridge %s io port: [%llx, %llx]\n",
pci_name(dev), (unsigned long long) res->start, pci_name(dev), (unsigned long long) res->start,
(unsigned long long) res->end); (unsigned long long) res->end);
} }
@@ -397,8 +403,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM; res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
res->start = base; res->start = base;
res->end = limit + 0xfffff; res->end = limit + 0xfffff;
printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: [%llx, %llx]\n",
(unsigned long long) res->start, (unsigned long long) res->end); pci_name(dev), (unsigned long long) res->start,
(unsigned long long) res->end);
} }
res = child->resource[2]; res = child->resource[2];
@@ -434,7 +441,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH; res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH;
res->start = base; res->start = base;
res->end = limit + 0xfffff; res->end = limit + 0xfffff;
printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n",
pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32",
(unsigned long long) res->start, (unsigned long long) res->end); (unsigned long long) res->start, (unsigned long long) res->end);
} }