diff options
| author | Subrata Banik <subrata.banik@intel.com> | 2019-07-04 16:26:58 +0530 |
|---|---|---|
| committer | Subrata Banik <subrata.banik@intel.com> | 2019-07-06 03:22:31 +0000 |
| commit | 4f61f56be101d472990d631ab592f328117d5dbc (patch) | |
| tree | faa9a7cea94214b1e84617193c5cc661d00f1bd0 | |
| parent | 65f03b7c42152188fbd5ac13cea05aaeb953df31 (diff) | |
soc/intel/common/block/sata: Convert DWORD width Read/Write to BYTE width
As per EDS Sata port implemented register is byte width (bits[3:0]) hence
converting required DWORD based read/write to BYTE width read/write.
TEST=Able to boot from SATA device on CML hatch.
Change-Id: I545b823318bae461137d41a4490117eba7c87330
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34070
Reviewed-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
| -rw-r--r-- | src/soc/intel/common/block/sata/sata.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/soc/intel/common/block/sata/sata.c b/src/soc/intel/common/block/sata/sata.c index 0801cb77c4..7dacc6ed92 100644 --- a/src/soc/intel/common/block/sata/sata.c +++ b/src/soc/intel/common/block/sata/sata.c @@ -43,14 +43,14 @@ static void *sata_get_ahci_bar(struct device *dev) static void sata_final(struct device *dev) { void *ahcibar = sata_get_ahci_bar(dev); - u32 port_impl, temp; + u8 port_impl, temp; /* Set Bus Master */ temp = pci_read_config32(dev, PCI_COMMAND); pci_write_config32(dev, PCI_COMMAND, temp | PCI_COMMAND_MASTER); /* Read Ports Implemented (GHC_PI) */ - port_impl = read32(ahcibar + SATA_ABAR_PORT_IMPLEMENTED); + port_impl = read8(ahcibar + SATA_ABAR_PORT_IMPLEMENTED); if (CONFIG(SOC_AHCI_PORT_IMPLEMENTED_INVERT)) port_impl = ~port_impl; @@ -58,9 +58,9 @@ static void sata_final(struct device *dev) port_impl &= 0x07; /* bit 0-2 */ /* Port enable */ - temp = pci_read_config32(dev, SATA_PCI_CFG_PORT_CTL_STS); + temp = pci_read_config8(dev, SATA_PCI_CFG_PORT_CTL_STS); temp |= port_impl; - pci_write_config32(dev, SATA_PCI_CFG_PORT_CTL_STS, temp); + pci_write_config8(dev, SATA_PCI_CFG_PORT_CTL_STS, temp); } static struct device_operations sata_ops = { |