pci: debug extra pci resources range

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 3706ce7972dd..27cdbb06c4dd 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -275,6 +275,7 @@ static void pci_read_bases(struct pci_dev *dev, unsigned int howmany, int rom)
                         }
                         res->start = l64 & PCI_BASE_ADDRESS_MEM_MASK;
                         res->end = res->start + sz64;
+                        printk(KERN_INFO "PCI: %s reg %x 64bit mmio: [%llx, %llx]\n", pci_name(dev), reg, res->start, res->end);
 #else
                         if (sz64 > 0x100000000ULL) {
                                 printk(KERN_ERR "PCI: Unable to handle 64-bit "
@@ -290,6 +291,8 @@ static void pci_read_bases(struct pci_dev *dev, unsigned int howmany, int rom)
                                 res->end = sz;
                         }
 #endif
+                } else {
+                        printk(KERN_INFO "PCI: %s reg %x %s: [%llx, %llx]\n", pci_name(dev), reg, (res->flags & IORESOURCE_IO)? "io port":"32bit mmio", res->start, res->end);
                 }
         }
         if (rom) {
@@ -357,6 +360,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
                         res->start = base;
                 if (!res->end)
                         res->end = limit + 0xfff;
+                printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
         }
 
         res = child->resource[1];
@@ -368,6 +372,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
                 res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
                 res->start = base;
                 res->end = limit + 0xfffff;
+                printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
         }
 
         res = child->resource[2];
@@ -402,6 +407,7 @@ 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->start = base;
                 res->end = limit + 0xfffff;
+                printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64)?"64":"32",res->start, res->end);
         }
 }