diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/x86/mtrr.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/cmd/x86/mtrr.c b/cmd/x86/mtrr.c index b2afb598c73..93be84f74b8 100644 --- a/cmd/x86/mtrr.c +++ b/cmd/x86/mtrr.c @@ -14,7 +14,7 @@ static int do_mtrr_set(int cpu_select, uint reg, int argc, char *const argv[]) { const char *typename = argv[0]; uint32_t start, size; - uint64_t base, mask; + u64 base, mask; int type = -1; bool valid; int ret; @@ -31,8 +31,7 @@ static int do_mtrr_set(int cpu_select, uint reg, int argc, char *const argv[]) base = start | type; valid = native_read_msr(MTRR_PHYS_MASK_MSR(reg)) & MTRR_PHYS_MASK_VALID; - mask = ~((uint64_t)size - 1); - mask &= (1ULL << CONFIG_CPU_ADDR_BITS) - 1; + mask = mtrr_to_mask(size); if (valid) mask |= MTRR_PHYS_MASK_VALID; |