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authorStefan Reinauer <stefan.reinauer@coreboot.org>2015-05-05 16:39:25 -0700
committerStefan Reinauer <stefan.reinauer@coreboot.org>2015-05-06 19:11:20 +0200
commit3a34b411ca501b364489267582b76c9db5396ead (patch)
tree65fdffd9a35b6a5e55fa3efce57a144d378c8169 /util
parent0a524686d91f5d77a95acb2d1878b80ff4a12fa6 (diff)
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Drop resetcf
This utility was useful on older VIA Epia-M boards, which we have dropped from the tree a while ago. Hence drop the utility as well. Change-Id: Ie0d6303f4f4cfb6b21cd90696c60e124f0a5f4d8 Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-on: http://review.coreboot.org/10119 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'util')
-rw-r--r--util/resetcf/resetcf.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/util/resetcf/resetcf.c b/util/resetcf/resetcf.c
deleted file mode 100644
index 01e270c82..000000000
--- a/util/resetcf/resetcf.c
+++ /dev/null
@@ -1,42 +0,0 @@
-#include <stdio.h>
-#include <fcntl.h>
-
-#include <unistd.h>
-#include <sys/mman.h>
-
-main(int argc, char *argv[])
-{
- int i;
- volatile unsigned char *cp;
- int fd;
- void *v;
- off_t nvram;
- size_t length = 0x1000;
-
- fd = open("/proc/bus/pci/00/0a.1",O_RDONLY);
- lseek(fd,0x10,0);
- read(fd,&nvram,sizeof(nvram));
- close(fd);
- //printf("Star %x\n",nvram);
-
- if((fd = open("/dev/mem",O_RDWR)) != -1)
- {
- v = mmap(0, length, PROT_READ | PROT_WRITE, MAP_SHARED,fd,nvram);
- fprintf(stderr, "mmap returns %p\n", v);
-
- if ( v == (void *) -1)
- {
- perror("mmap");
- exit(1);
- }
- } else {
- perror("open /dev/mem");
- exit(1);
- }
-
- for( i = 0x836 ; i < 0x840 ; i++){
- *(unsigned char *)(v+i) = 0;
- }
-
-
-}