diff options
| author | Elyes HAOUAS <ehaouas@noos.fr> | 2020-04-28 10:13:05 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-05-01 06:22:27 +0000 |
| commit | 73ae076e954ea6acd2fd22386616cd4ce839c830 (patch) | |
| tree | fe4dfa4a69391000f117a09bae8f2d5551e98758 /src/southbridge/intel/lynxpoint/smihandler.c | |
| parent | 8b6dfdeb203c5e10c804398b822f85df2b4b6d26 (diff) | |
sb/intel/lynxpoint: Fix 16-bit read/write PCI_COMMAND register
Change-Id: I81b740e0cfcf0e1bf096427b45ffba06d357fee6
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40792
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/southbridge/intel/lynxpoint/smihandler.c')
| -rw-r--r-- | src/southbridge/intel/lynxpoint/smihandler.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/southbridge/intel/lynxpoint/smihandler.c b/src/southbridge/intel/lynxpoint/smihandler.c index e156b347c1..427c4fb337 100644 --- a/src/southbridge/intel/lynxpoint/smihandler.c +++ b/src/southbridge/intel/lynxpoint/smihandler.c @@ -64,7 +64,7 @@ static void busmaster_disable_on_bus(int bus) for (slot = 0; slot < 0x20; slot++) { for (func = 0; func < 8; func++) { - u32 reg32; + u16 reg16; pci_devfn_t dev = PCI_DEV(bus, slot, func); val = pci_read_config32(dev, PCI_VENDOR_ID); @@ -74,9 +74,9 @@ static void busmaster_disable_on_bus(int bus) continue; /* Disable Bus Mastering for this one device */ - reg32 = pci_read_config32(dev, PCI_COMMAND); - reg32 &= ~PCI_COMMAND_MASTER; - pci_write_config32(dev, PCI_COMMAND, reg32); + reg16 = pci_read_config16(dev, PCI_COMMAND); + reg16 &= ~PCI_COMMAND_MASTER; + pci_write_config16(dev, PCI_COMMAND, reg16); /* If this is a bridge, then follow it. */ hdr = pci_read_config8(dev, PCI_HEADER_TYPE); |