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path: root/drivers/pci/probe.c
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-rw-r--r--drivers/pci/probe.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 5094943..ef09f5f 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -252,6 +252,7 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
/* Address above 32-bit boundary; disable the BAR */
pci_write_config_dword(dev, pos, 0);
pci_write_config_dword(dev, pos + 4, 0);
+ res->flags |= IORESOURCE_UNSET;
region.start = 0;
region.end = sz64;
bar_disabled = true;
@@ -1107,10 +1108,10 @@ int pci_setup_device(struct pci_dev *dev)
pci_read_config_word(dev, PCI_SUBSYSTEM_ID, &dev->subsystem_device);
/*
- * Do the ugly legacy mode stuff here rather than broken chip
- * quirk code. Legacy mode ATA controllers have fixed
- * addresses. These are not always echoed in BAR0-3, and
- * BAR0-3 in a few cases contain junk!
+ * Do the ugly legacy mode stuff here rather than broken chip
+ * quirk code. Legacy mode ATA controllers have fixed
+ * addresses. These are not always echoed in BAR0-3, and
+ * BAR0-3 in a few cases contain junk!
*/
if (class == PCI_CLASS_STORAGE_IDE) {
u8 progif;
@@ -1121,11 +1122,15 @@ int pci_setup_device(struct pci_dev *dev)
res = &dev->resource[0];
res->flags = LEGACY_IO_RESOURCE;
pcibios_bus_to_resource(dev->bus, res, &region);
+ dev_info(&dev->dev, "legacy IDE quirk: reg 0x10: %pR\n",
+ res);
region.start = 0x3F6;
region.end = 0x3F6;
res = &dev->resource[1];
res->flags = LEGACY_IO_RESOURCE;
pcibios_bus_to_resource(dev->bus, res, &region);
+ dev_info(&dev->dev, "legacy IDE quirk: reg 0x14: %pR\n",
+ res);
}
if ((progif & 4) == 0) {
region.start = 0x170;
@@ -1133,11 +1138,15 @@ int pci_setup_device(struct pci_dev *dev)
res = &dev->resource[2];
res->flags = LEGACY_IO_RESOURCE;
pcibios_bus_to_resource(dev->bus, res, &region);
+ dev_info(&dev->dev, "legacy IDE quirk: reg 0x18: %pR\n",
+ res);
region.start = 0x376;
region.end = 0x376;
res = &dev->resource[3];
res->flags = LEGACY_IO_RESOURCE;
pcibios_bus_to_resource(dev->bus, res, &region);
+ dev_info(&dev->dev, "legacy IDE quirk: reg 0x1c: %pR\n",
+ res);
}
}
break;
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