sb/intel/bd82x6x: Fix 16-bit read/write PCI_COMMAND register
Change-Id: I1589fd8df4ec0fcdcde283513734dfd8458df2f7
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40807
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/southbridge/intel/bd82x6x/pcie.c b/src/southbridge/intel/bd82x6x/pcie.c
index 15c79ba..86935f8 100644
--- a/src/southbridge/intel/bd82x6x/pcie.c
+++ b/src/southbridge/intel/bd82x6x/pcie.c
@@ -205,15 +205,12 @@
static void pci_init(struct device *dev)
{
u16 reg16;
- u32 reg32;
struct southbridge_intel_bd82x6x_config *config = dev->chip_info;
printk(BIOS_DEBUG, "Initializing PCH PCIe bridge.\n");
/* Enable Bus Master */
- reg32 = pci_read_config32(dev, PCI_COMMAND);
- reg32 |= PCI_COMMAND_MASTER;
- pci_write_config32(dev, PCI_COMMAND, reg32);
+ pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
/* Set Cache Line Size to 0x10 */
// This has no effect but the OS might expect it
@@ -225,6 +222,7 @@
pci_write_config16(dev, PCI_BRIDGE_CONTROL, reg16);
#ifdef EVEN_MORE_DEBUG
+ u32 reg32;
reg32 = pci_read_config32(dev, 0x20);
printk(BIOS_SPEW, " MBL = 0x%08x\n", reg32);
reg32 = pci_read_config32(dev, 0x24);