diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/cpu/mtrr.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/cpu/mtrr.c b/arch/x86/cpu/mtrr.c index 2468d88a80..08fa80f8bc 100644 --- a/arch/x86/cpu/mtrr.c +++ b/arch/x86/cpu/mtrr.c @@ -19,6 +19,7 @@ #include <common.h> #include <cpu_func.h> #include <log.h> +#include <sort.h> #include <asm/cache.h> #include <asm/io.h> #include <asm/mp.h> @@ -124,6 +125,16 @@ static int mtrr_copy_to_aps(void) return 0; } +static int h_comp_mtrr(const void *p1, const void *p2) +{ + const struct mtrr_request *req1 = p1; + const struct mtrr_request *req2 = p2; + + s64 diff = req1->start - req2->start; + + return diff < 0 ? -1 : diff > 0 ? 1 : 0; +} + int mtrr_commit(bool do_caches) { struct mtrr_request *req = gd->arch.mtrr_req; @@ -139,6 +150,7 @@ int mtrr_commit(bool do_caches) debug("open\n"); mtrr_open(&state, do_caches); debug("open done\n"); + qsort(req, gd->arch.mtrr_req_count, sizeof(*req), h_comp_mtrr); for (i = 0; i < gd->arch.mtrr_req_count; i++, req++) set_var_mtrr(i, req->type, req->start, req->size); |