[PATCH v3 01/16] mtrr: Don't show an invalid CPU number

[Simon Glass]

When U-Boot did not do the MP init, we don't get an actual CPU number
here. Skip printing it in that case.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

(no changes since v2)

Changes in v2:
- Don't show an invalid CPU number on error

 cmd/x86/mtrr.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/cmd/x86/mtrr.c b/cmd/x86/mtrr.c
index b213a942fde4..ff4be6b7bf5b 100644
--- a/cmd/x86/mtrr.c
+++ b/cmd/x86/mtrr.c
@@ -145,10 +145,12 @@ static int do_mtrr(struct cmd_tbl *cmdtp, int flag, int argc,
 		for (; i >= 0; i = mp_next_cpu(cpu_select, i)) {
 			if (!first)
 				printf("\n");
-			printf("CPU %d:\n", i);
+			if (i < MP_SELECT_ALL)
+				printf("CPU %d:\n", i);
 			ret = do_mtrr_list(reg_count, i);
 			if (ret) {
-				printf("Failed to read CPU %d (err=%d)\n", i,
+				printf("Failed to read CPU %s (err=%d)\n",
+				       i < MP_SELECT_ALL ? simple_itoa(i) : "",
 				       ret);
 				return CMD_RET_FAILURE;
 			}
-- 
2.40.0.348.gf938b09366-goog