diff options
author | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2015-05-05 16:39:25 -0700 |
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committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2015-05-06 19:11:20 +0200 |
commit | 3a34b411ca501b364489267582b76c9db5396ead (patch) | |
tree | 65fdffd9a35b6a5e55fa3efce57a144d378c8169 /util/resetcf/resetcf.c | |
parent | 0a524686d91f5d77a95acb2d1878b80ff4a12fa6 (diff) | |
download | coreboot-3a34b411ca501b364489267582b76c9db5396ead.tar.xz |
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/resetcf/resetcf.c')
-rw-r--r-- | util/resetcf/resetcf.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/util/resetcf/resetcf.c b/util/resetcf/resetcf.c deleted file mode 100644 index 01e270c824..0000000000 --- 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; - } - - -} |