Change in coreboot[master]: intelmetool: Print strerror() results for mmap errors

[Paul Wise (Debian) (Code Review)]

Paul Wise (Debian) has uploaded a new change for review. ( https://review.coreboot.org/19560 )

Change subject: intelmetool: Print strerror() results for mmap errors
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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 
---
M util/intelmetool/mmap.c
1 file changed, 5 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/60/19560/1

diff --git a/util/intelmetool/mmap.c b/util/intelmetool/mmap.c
index 041aac9..2462b22 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 @@

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 @@

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;
   }