Fixed PCI indirect config ops to handle multiple PCI controllers
We need to adjust the bus number we are trying to access based
on which PCI controller its on
Patch by Kumar Gala 12 Jan 2006
diff --git a/CHANGELOG b/CHANGELOG
index 761f3a4..9ed9dff 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,11 @@
Changes since U-Boot 1.1.4:
======================================================================
+* Fixed PCI indirect config ops to handle multiple PCI controllers
+ We need to adjust the bus number we are trying to access based
+ on which PCI controller its on
+ Patch by Kumar Gala 12 Jan 2006
+
* Report back PCI bus when doing table based device config
Patch by Kumar Gala 11 Jan 2006
diff --git a/drivers/pci_indirect.c b/drivers/pci_indirect.c
index e8f19f5..f0c4a1c 100644
--- a/drivers/pci_indirect.c
+++ b/drivers/pci_indirect.c
@@ -36,6 +36,10 @@
indirect_##rw##_config_##size(struct pci_controller *hose, \
pci_dev_t dev, int offset, type val) \
{ \
+ u32 b, d,f; \
+ b = PCI_BUS(dev); d = PCI_DEV(dev); f = PCI_FUNC(dev); \
+ b = b - hose->first_busno; \
+ dev = PCI_BDF(b, d, f); \
out_le32(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000); \
sync(); \
cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \
@@ -47,6 +51,10 @@
indirect_##rw##_config_##size(struct pci_controller *hose, \
pci_dev_t dev, int offset, type val) \
{ \
+ u32 b, d,f; \
+ b = PCI_BUS(dev); d = PCI_DEV(dev); f = PCI_FUNC(dev); \
+ b = b - hose->first_busno; \
+ dev = PCI_BDF(b, d, f); \
*(hose->cfg_addr) = dev | (offset & 0xfc) | 0x80000000; \
sync(); \
cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \
@@ -58,6 +66,10 @@
indirect_##rw##_config_##size(struct pci_controller *hose, \
pci_dev_t dev, int offset, type val) \
{ \
+ u32 b, d,f; \
+ b = PCI_BUS(dev); d = PCI_DEV(dev); f = PCI_FUNC(dev); \
+ b = b - hose->first_busno; \
+ dev = PCI_BDF(b, d, f); \
if (PCI_BUS(dev) > 0) \
out_le32(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000001); \
else \
@@ -71,6 +83,10 @@
indirect_##rw##_config_##size(struct pci_controller *hose, \
pci_dev_t dev, int offset, type val) \
{ \
+ u32 b, d,f; \
+ b = PCI_BUS(dev); d = PCI_DEV(dev); f = PCI_FUNC(dev); \
+ b = b - hose->first_busno; \
+ dev = PCI_BDF(b, d, f); \
out_le32(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000); \
cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \
return 0; \