diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-06-07 22:19:21 +0200 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2020-06-09 17:50:55 +0000 |
| commit | 26886076f40ef92bf2785a9d8363fc4294793644 (patch) | |
| tree | efbd92a603aa675e1558c5133fc4897090860ed3 /src/northbridge | |
| parent | aab226cc83124913875aea8f9056824aab38b3b7 (diff) | |
nb/intel/haswell: Use PCI bitwise ops
Tested with BUILD_TIMELESS=1, Asrock B85M Pro4 does not change.
Change-Id: I99379299f7e744a3e906bdbc46d55060d9c75d6a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42153
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/northbridge')
| -rw-r--r-- | src/northbridge/intel/haswell/early_init.c | 6 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/minihd.c | 3 |
2 files changed, 2 insertions, 7 deletions
diff --git a/src/northbridge/intel/haswell/early_init.c b/src/northbridge/intel/haswell/early_init.c index fb148fab1a..fd188a1af0 100644 --- a/src/northbridge/intel/haswell/early_init.c +++ b/src/northbridge/intel/haswell/early_init.c @@ -37,7 +37,6 @@ static void haswell_setup_igd(void) { bool igd_enabled; u16 ggc; - u8 reg8; printk(BIOS_DEBUG, "Initializing IGD...\n"); @@ -59,10 +58,7 @@ static void haswell_setup_igd(void) } /* Enable 256MB aperture */ - reg8 = pci_read_config8(PCI_DEV(0, 2, 0), MSAC); - reg8 &= ~0x06; - reg8 |= 0x02; - pci_write_config8(PCI_DEV(0, 2, 0), MSAC, reg8); + pci_update_config8(PCI_DEV(0, 2, 0), MSAC, ~0x06, 0x02); } static void start_peg2_link_training(const pci_devfn_t dev) diff --git a/src/northbridge/intel/haswell/minihd.c b/src/northbridge/intel/haswell/minihd.c index 71ca1e6cf5..c6b5a1257c 100644 --- a/src/northbridge/intel/haswell/minihd.c +++ b/src/northbridge/intel/haswell/minihd.c @@ -59,8 +59,7 @@ static void minihd_init(struct device *dev) printk(BIOS_DEBUG, "Mini-HD: base = %p\n", base); /* Set Bus Master */ - reg32 = pci_read_config32(dev, PCI_COMMAND); - pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER); + pci_or_config32(dev, PCI_COMMAND, PCI_COMMAND_MASTER); /* Mini-HD configuration */ reg32 = read32(base + 0x100c); |