diff options
| author | Michał Żygowski <michal.zygowski@3mdeb.com> | 2019-12-06 12:07:52 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-12-10 11:18:00 +0000 |
| commit | 200d213d1bae614fcd35913c1d46fec7e495717f (patch) | |
| tree | b8fd2bb816c2938f99d53002a3a54e349c7ff6dc /src/soc/amd/stoneyridge | |
| parent | a244d5edd4f45fd9e21db3d97ed0a32eaf089e7b (diff) | |
amdblocks/pci: add common implementation of MMCONF enabling
Add common function to enable PCI MMCONF base address. Use the common
function in stoneyridge bootblock.
Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: I1bb8b22b282584c421a9fffa3322b2a8e406d037
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37552
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/soc/amd/stoneyridge')
| -rw-r--r-- | src/soc/amd/stoneyridge/bootblock/bootblock.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/src/soc/amd/stoneyridge/bootblock/bootblock.c b/src/soc/amd/stoneyridge/bootblock/bootblock.c index d92535ac31..9920aff082 100644 --- a/src/soc/amd/stoneyridge/bootblock/bootblock.c +++ b/src/soc/amd/stoneyridge/bootblock/bootblock.c @@ -24,6 +24,7 @@ #include <bootblock_common.h> #include <amdblocks/agesawrapper.h> #include <amdblocks/agesawrapper_call.h> +#include <amdblocks/amd_pci_mmconf.h> #include <amdblocks/biosram.h> #include <soc/pci_devs.h> #include <soc/cpu.h> @@ -42,15 +43,9 @@ /* Set the MMIO Configuration Base Address, Bus Range, and misc MTRRs. */ static void amd_initmmio(void) { - msr_t mmconf; msr_t mtrr_cap = rdmsr(MTRR_CAP_MSR); int mtrr; - mmconf.hi = 0; - mmconf.lo = CONFIG_MMCONF_BASE_ADDRESS | MMIO_RANGE_EN - | fms(CONFIG_MMCONF_BUS_NUMBER) << MMIO_BUS_RANGE_SHIFT; - wrmsr(MMIO_CONF_BASE, mmconf); - /* * todo: AGESA currently writes variable MTRRs. Once that is * corrected, un-hardcode this MTRR. @@ -75,6 +70,7 @@ static void amd_initmmio(void) asmlinkage void bootblock_c_entry(uint64_t base_timestamp) { + enable_pci_mmconf(); amd_initmmio(); /* * Call lib/bootblock.c main with BSP, shortcut for APs |