diff options
| author | Subrata Banik <subratabanik@google.com> | 2022-03-30 23:57:37 +0530 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-04-02 14:55:24 +0000 |
| commit | 7578ea43ceafd78b46ab64610c9fa86172152081 (patch) | |
| tree | 82da77ae643868b6da8e5b47142398a03b7cb8c1 /src/drivers/amd/agesa | |
| parent | 3ad00d0c89c9e7a8e9ef13b6dc65bb338a191ec8 (diff) | |
{cpu/x86, drivers/amd}: Use `get_var_mtrr_count()` to get MTRR count
This patch replaces the implementation that is used to get the number of
variable MTRRs with `get_var_mtrr_count()` function.
BUG=b:225766934
TEST=Able to build and boot google/redrix board to ChromeOS.
Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I4751add9c45374e60b7a425df87d06f52e6fcb8c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63219
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/drivers/amd/agesa')
| -rw-r--r-- | src/drivers/amd/agesa/mtrr_fixme.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/drivers/amd/agesa/mtrr_fixme.c b/src/drivers/amd/agesa/mtrr_fixme.c index c589553698..1313b5d6ec 100644 --- a/src/drivers/amd/agesa/mtrr_fixme.c +++ b/src/drivers/amd/agesa/mtrr_fixme.c @@ -14,8 +14,7 @@ static void set_range_uc(u32 base, u32 size) { int i, max_var_mtrrs; msr_t msr; - msr = rdmsr(MTRR_CAP_MSR); - max_var_mtrrs = msr.lo & MTRR_CAP_VCNT; + max_var_mtrrs = get_var_mtrr_count(); for (i = 0; i < max_var_mtrrs; i++) { msr = rdmsr(MTRR_PHYS_MASK(i)); |