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authorPaul Wise <pabs3@bonedaddy.net>2017-05-04 14:12:21 +0800
committerMartin Roth <martinroth@google.com>2017-05-05 22:37:28 +0200
commit3c02699dd79a574f00adc06513516039f6996d90 (patch)
treed6729752c0bd8d7b0fa303f0e3f09a5da71cc9c7
parent730fc6c7d87647eaf0d89dc1b75642d350f04a34 (diff)
intelmetool: Print strerror() results for mmap errors
These are more human readable for folks not familiar with errno values. Change-Id: I21352a00b583163472ccd3302a83adf1f8396c61 Signed-off-by: Paul Wise <pabs3@bonedaddy.net> Reviewed-on: https://review.coreboot.org/19560 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
-rw-r--r--util/intelmetool/mmap.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/util/intelmetool/mmap.c b/util/intelmetool/mmap.c
index 041aac9c81..2462b22dac 100644
--- a/util/intelmetool/mmap.c
+++ b/util/intelmetool/mmap.c
@@ -15,6 +15,7 @@
#include "mmap.h"
#include <errno.h>
+#include <string.h>
#ifndef __DARWIN__
int fd_mem;
@@ -28,8 +29,8 @@ void *map_physical_exact(off_t phys_addr, void *mapto, size_t len) {
if (virt_addr == MAP_FAILED) {
err = errno;
- printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d\n",
- (intmax_t)phys_addr, len, err);
+ printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d %s\n",
+ (intmax_t)phys_addr, len, err, strerror(err));
return NULL;
}
@@ -44,8 +45,8 @@ void *map_physical(off_t phys_addr, size_t len) {
if (virt_addr == MAP_FAILED) {
err = errno;
- printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d\n",
- (intmax_t)phys_addr, len, err);
+ printf("Error mapping physical memory 0x%016jd [0x%zx] ERRNO=%d %s\n",
+ (intmax_t)phys_addr, len, err, strerror(err));
return NULL;
}