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-rw-r--r--commands/mem.c49
1 files changed, 24 insertions, 25 deletions
diff --git a/commands/mem.c b/commands/mem.c
index 080bfde..b8e3bc4 100644
--- a/commands/mem.c
+++ b/commands/mem.c
@@ -43,7 +43,7 @@
#define PRINTF(fmt,args...)
#endif
-#define RW_BUF_SIZE (ulong)4096
+#define RW_BUF_SIZE 4096
static char *rw_buf;
static char *DEVMEM = "/dev/mem";
@@ -55,7 +55,7 @@ static char *DEVMEM = "/dev/mem";
*/
#define DISP_LINE_LEN 16
-int memory_display(char *addr, ulong offs, ulong nbytes, int size)
+int memory_display(char *addr, loff_t offs, ulong nbytes, int size)
{
ulong linebytes, i;
u_char *cp;
@@ -72,7 +72,7 @@ int memory_display(char *addr, ulong offs, ulong nbytes, int size)
u_char *ucp = (u_char *)linebuf;
uint count = 52;
- printf("%08lx:", offs);
+ printf("%08llx:", offs);
linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes;
for (i = 0; i < linebytes; i += size) {
@@ -108,7 +108,7 @@ int memory_display(char *addr, ulong offs, ulong nbytes, int size)
return 0;
}
-static int open_and_lseek(const char *filename, int mode, off_t pos)
+static int open_and_lseek(const char *filename, int mode, loff_t pos)
{
int fd, ret;
@@ -163,7 +163,7 @@ static int mem_parse_options(int argc, char *argv[], char *optstr, int *mode,
static int do_mem_md(int argc, char *argv[])
{
- ulong start = 0, size = 0x100;
+ loff_t start = 0, size = 0x100;
int r, now;
int ret = 0;
int fd;
@@ -187,7 +187,7 @@ static int do_mem_md(int argc, char *argv[])
return 1;
do {
- now = min(size, RW_BUF_SIZE);
+ now = min(size, (loff_t)RW_BUF_SIZE);
r = read(fd, rw_buf, now);
if (r < 0) {
perror("read");
@@ -240,7 +240,7 @@ static int do_mem_mw(int argc, char *argv[])
int fd;
char *filename = DEVMEM;
int mode = O_RWSIZE_4;
- ulong adr;
+ loff_t adr;
if (mem_parse_options(argc, argv, "bwld:", &mode, NULL, &filename) < 0)
return 1;
@@ -248,7 +248,7 @@ static int do_mem_mw(int argc, char *argv[])
if (optind + 1 >= argc)
return COMMAND_ERROR_USAGE;
- adr = strtoul_suffix(argv[optind++], NULL, 0);
+ adr = strtoull_suffix(argv[optind++], NULL, 0);
fd = open_and_lseek(filename, mode | O_WRONLY, adr);
if (fd < 0)
@@ -300,7 +300,7 @@ BAREBOX_CMD_END
static int do_mem_cmp(int argc, char *argv[])
{
- ulong addr1, addr2, count = ~0;
+ loff_t addr1, addr2, count = ~0;
int mode = O_RWSIZE_1;
char *sourcefile = DEVMEM;
char *destfile = DEVMEM;
@@ -316,8 +316,8 @@ static int do_mem_cmp(int argc, char *argv[])
if (optind + 2 > argc)
return COMMAND_ERROR_USAGE;
- addr1 = strtoul_suffix(argv[optind], NULL, 0);
- addr2 = strtoul_suffix(argv[optind + 1], NULL, 0);
+ addr1 = strtoull_suffix(argv[optind], NULL, 0);
+ addr2 = strtoull_suffix(argv[optind + 1], NULL, 0);
if (optind + 2 == argc) {
if (sourcefile == DEVMEM) {
@@ -330,7 +330,7 @@ static int do_mem_cmp(int argc, char *argv[])
}
count = statbuf.st_size - addr1;
} else {
- count = strtoul_suffix(argv[optind + 2], NULL, 0);
+ count = strtoull_suffix(argv[optind + 2], NULL, 0);
}
sourcefd = open_and_lseek(sourcefile, mode | O_RDONLY, addr1);
@@ -348,7 +348,7 @@ static int do_mem_cmp(int argc, char *argv[])
while (count > 0) {
int now, r1, r2, i;
- now = min(RW_BUF_SIZE, count);
+ now = min((loff_t)RW_BUF_SIZE, count);
r1 = read(sourcefd, rw_buf, now);
if (r1 < 0) {
@@ -409,8 +409,7 @@ BAREBOX_CMD_END
static int do_mem_cp(int argc, char *argv[])
{
- ulong count;
- ulong dest, src;
+ loff_t count, dest, src;
char *sourcefile = DEVMEM;
char *destfile = DEVMEM;
int sourcefd, destfd;
@@ -424,8 +423,8 @@ static int do_mem_cp(int argc, char *argv[])
if (optind + 2 > argc)
return COMMAND_ERROR_USAGE;
- src = strtoul_suffix(argv[optind], NULL, 0);
- dest = strtoul_suffix(argv[optind + 1], NULL, 0);
+ src = strtoull_suffix(argv[optind], NULL, 0);
+ dest = strtoull_suffix(argv[optind + 1], NULL, 0);
if (optind + 2 == argc) {
if (sourcefile == DEVMEM) {
@@ -438,7 +437,7 @@ static int do_mem_cp(int argc, char *argv[])
}
count = statbuf.st_size - src;
} else {
- count = strtoul_suffix(argv[optind + 2], NULL, 0);
+ count = strtoull_suffix(argv[optind + 2], NULL, 0);
}
sourcefd = open_and_lseek(sourcefile, mode | O_RDONLY, src);
@@ -454,7 +453,7 @@ static int do_mem_cp(int argc, char *argv[])
while (count > 0) {
int now, r, w, tmp;
- now = min(RW_BUF_SIZE, count);
+ now = min((loff_t)RW_BUF_SIZE, count);
r = read(sourcefd, rw_buf, now);
if (r < 0) {
@@ -516,7 +515,7 @@ BAREBOX_CMD_END
static int do_memset(int argc, char *argv[])
{
- ulong s, c, n;
+ loff_t s, c, n;
int fd;
char *buf;
int mode = O_RWSIZE_1;
@@ -529,9 +528,9 @@ static int do_memset(int argc, char *argv[])
if (optind + 3 > argc)
return COMMAND_ERROR_USAGE;
- s = strtoul_suffix(argv[optind], NULL, 0);
- c = strtoul_suffix(argv[optind + 1], NULL, 0);
- n = strtoul_suffix(argv[optind + 2], NULL, 0);
+ s = strtoull_suffix(argv[optind], NULL, 0);
+ c = strtoull_suffix(argv[optind + 1], NULL, 0);
+ n = strtoull_suffix(argv[optind + 2], NULL, 0);
fd = open_and_lseek(file, mode | O_WRONLY, s);
if (fd < 0)
@@ -543,7 +542,7 @@ static int do_memset(int argc, char *argv[])
while (n > 0) {
int now;
- now = min(RW_BUF_SIZE, n);
+ now = min((loff_t)RW_BUF_SIZE, n);
ret = write(fd, buf, now);
if (ret < 0) {
@@ -624,7 +623,7 @@ static int mem_init(void)
device_initcall(mem_init);
-static ssize_t zero_read(struct cdev *cdev, void *buf, size_t count, ulong offset, ulong flags)
+static ssize_t zero_read(struct cdev *cdev, void *buf, size_t count, loff_t offset, ulong flags)
{
memset(buf, 0, count);
return count;