1 files changed, 0 insertions, 74 deletions
diff --git a/toolbox/r.c b/toolbox/r.c
deleted file mode 100644
index 5a82e20..0000000
--- a/toolbox/r.c
+++ /dev/null
@@ -1,74 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <string.h>
-
-static int usage()
-{
-    fprintf(stderr,"r [-b|-s] <address> [<value>]\n");
-    return -1;
-}
-
-int r_main(int argc, char *argv[])
-{
-    int width = 4, set = 0, fd;
-    unsigned addr, value;
-    void *page;
-    
-    if(argc < 2) return usage();
-
-    if(!strcmp(argv[1], "-b")) {
-        width = 1;
-        argc--;
-        argv++;
-    } else if(!strcmp(argv[1], "-s")) {
-        width = 2;
-        argc--;
-        argv++;
-    }
-
-    if(argc < 2) return usage();
-    addr = strtoul(argv[1], 0, 16);
-
-    if(argc > 2) {
-        set = 1;
-        value = strtoul(argv[2], 0, 16);
-    }
-
-    fd = open("/dev/mem", O_RDWR | O_SYNC);
-    if(fd < 0) {
-        fprintf(stderr,"cannot open /dev/mem\n");
-        return -1;
-    }
-    
-    page = mmap(0, 8192, PROT_READ | PROT_WRITE,
-                MAP_SHARED, fd, addr & (~4095));
-
-    if(page == MAP_FAILED){
-        fprintf(stderr,"cannot mmap region\n");
-        return -1;
-    }
-
-    switch(width){
-    case 4: {
-        unsigned *x = (unsigned*) (((unsigned) page) + (addr & 4095));
-        if(set) *x = value;
-        fprintf(stderr,"%08x: %08x\n", addr, *x);
-        break;
-    }
-    case 2: {
-        unsigned short *x = (unsigned short*) (((unsigned) page) + (addr & 4095));
-        if(set) *x = value;
-        fprintf(stderr,"%08x: %04x\n", addr, *x);
-        break;
-    }
-    case 1: {
-        unsigned char *x = (unsigned char*) (((unsigned) page) + (addr & 4095));
-        if(set) *x = value;
-        fprintf(stderr,"%08x: %02x\n", addr, *x);
-        break;
-    }
-    }    
-    return 0;
-}