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x86: Update mtrr command to support 64-bit values

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The MTRR registers have 64-bit values. Update the command to use 64-bit
values so that memory larger than 4GB can be handled.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2025-03-15 14:25:43 +00:00 • committed by Tom Rini
parent 8bd563707d
commit 5450836115
1 changed files with 3 additions and 3 deletions
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6
cmd/x86/mtrr.c
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@ -13,7 +13,7 @@
static int do_mtrr_set(int cpu_select, uint reg, int argc, char *const argv[])
{
const char *typename = argv[0];
uint32_t start, size;
u64 start, size;
u64 base, mask;
int type = -1;
bool valid;
@ -26,8 +26,8 @@ static int do_mtrr_set(int cpu_select, uint reg, int argc, char *const argv[])
printf("Invalid type name %s\n", typename);
return CMD_RET_USAGE;
}
start = hextoul(argv[1], NULL);
size = hextoul(argv[2], NULL);
start = hextoull(argv[1], NULL);
size = hextoull(argv[2], NULL);
base = start | type;
valid = native_read_msr(MTRR_PHYS_MASK_MSR(reg)) & MTRR_PHYS_MASK_VALID;