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authorAngel Pons <th3fanbus@gmail.com>2020-10-30 14:18:40 +0100
committerPatrick Georgi <pgeorgi@google.com>2021-02-01 08:47:06 +0000
commit11fdb17564bd4d3e3539c9855be88dd7e5fd8061 (patch)
tree98f25191b0d10d7436b56e4d8b926fa40a098ab4 /src/soc/intel/broadwell
parent3fa23b8c008709e4204992c52fcd5b729454b333 (diff)
soc/intel/broadwell/pch/sata.c: Don't enable Bus Master
Bus Master is not required and reference code does not set it. Change-Id: I2f70486f96cf3dcaba74283293b93b9747cd0300 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/47026 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Singer <felixsinger@posteo.net>
Diffstat (limited to 'src/soc/intel/broadwell')
-rw-r--r--src/soc/intel/broadwell/pch/sata.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/soc/intel/broadwell/pch/sata.c b/src/soc/intel/broadwell/pch/sata.c
index b496e53e3d..82760aba86 100644
--- a/src/soc/intel/broadwell/pch/sata.c
+++ b/src/soc/intel/broadwell/pch/sata.c
@@ -35,9 +35,8 @@ static void sata_init(struct device *dev)
printk(BIOS_DEBUG, "SATA: Initializing controller in AHCI mode.\n");
- /* 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);
/* Set Interrupt Line */
/* Interrupt Pin is set by D31IP.PIP */