diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/kwboot.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/tools/kwboot.c b/tools/kwboot.c index ad91afd0756..9394a51380f 100644 --- a/tools/kwboot.c +++ b/tools/kwboot.c @@ -709,9 +709,9 @@ out: } static void * -kwboot_mmap_image(const char *path, size_t *size, int prot) +kwboot_mmap_image(const char *path, size_t *size) { - int rc, fd, flags; + int rc, fd; struct stat st; void *img; @@ -726,9 +726,7 @@ kwboot_mmap_image(const char *path, size_t *size, int prot) if (rc) goto out; - flags = (prot & PROT_WRITE) ? MAP_PRIVATE : MAP_SHARED; - - img = mmap(NULL, st.st_size, prot, flags, fd, 0); + img = mmap(NULL, st.st_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0); if (img == MAP_FAILED) { img = NULL; goto out; @@ -833,7 +831,6 @@ kwboot_usage(FILE *stream, char *progname) fprintf(stream, "\n"); fprintf(stream, " -b <image>: boot <image> with preamble (Kirkwood, Armada 370/XP)\n"); - fprintf(stream, " -p: patch <image> to type 0x69 (uart boot)\n"); fprintf(stream, " -D <image>: boot <image> without preamble (Dove)\n"); fprintf(stream, " -d: enter debug mode\n"); @@ -853,7 +850,7 @@ int main(int argc, char **argv) { const char *ttypath, *imgpath; - int rv, rc, tty, term, prot, patch; + int rv, rc, tty, term; void *bootmsg; void *debugmsg; void *img; @@ -867,7 +864,6 @@ main(int argc, char **argv) imgpath = NULL; img = NULL; term = 0; - patch = 0; size = 0; speed = B115200; @@ -894,7 +890,7 @@ main(int argc, char **argv) break; case 'p': - patch = 1; + /* nop, for backward compatibility */ break; case 't': @@ -934,9 +930,6 @@ main(int argc, char **argv) if (!bootmsg && !term && !debugmsg) goto usage; - if (patch && !imgpath) - goto usage; - if (argc - optind < 1) goto usage; @@ -949,16 +942,12 @@ main(int argc, char **argv) } if (imgpath) { - prot = PROT_READ | (patch ? PROT_WRITE : 0); - - img = kwboot_mmap_image(imgpath, &size, prot); + img = kwboot_mmap_image(imgpath, &size); if (!img) { perror(imgpath); goto out; } - } - if (patch) { rc = kwboot_img_patch_hdr(img, size); if (rc) { fprintf(stderr, "%s: Invalid image.\n", imgpath); |