diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-10-30 15:30:48 +0100 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-11-03 23:40:48 +0000 |
| commit | 1b85692fc4247659a188cba577ba8c35aa373fbd (patch) | |
| tree | 4a7731ad8c64e1d37c23473acd786ed53edb3bc7 /src | |
| parent | 4c2389e28c4fe0c153d3153732d353d5960150f5 (diff) | |
sb/intel/lynxpoint/sata.c: Don't enable Bus Master
Bus Master is not required and reference code does not set it.
Tested on Asrock B85M Pro4, still boots from SATA SSD with TianoCore.
Change-Id: I7a84da5b712e6fa569ad9f412c440afeb6a8cc5d
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47031
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <felixsinger@posteo.net>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Diffstat (limited to 'src')
| -rw-r--r-- | src/southbridge/intel/lynxpoint/sata.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/southbridge/intel/lynxpoint/sata.c b/src/southbridge/intel/lynxpoint/sata.c index 510440b76a..e1a2fa5a57 100644 --- a/src/southbridge/intel/lynxpoint/sata.c +++ b/src/southbridge/intel/lynxpoint/sata.c @@ -41,9 +41,8 @@ static void sata_init(struct device *dev) /* SATA configuration */ - /* Enable BARs */ - pci_write_config16(dev, PCI_COMMAND, - PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO); + /* Enable memory space decoding for ABAR */ + pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MEMORY | PCI_COMMAND_IO); if (config->ide_legacy_combined) { printk(BIOS_DEBUG, "SATA: Controller in combined mode.\n"); |