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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-05-27 11:21:10 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-05-28 12:32:59 +0200 |
| commit | d7050d1a9d2b13a24421e13b2f5cdada6bf90182 (patch) | |
| tree | 31f47666c99f72a66950e19dfecfac625611f1ef /commands/mw.c | |
| parent | 14221b676d7e8569b1c0fb487efe7251dd00be2e (diff) | |
| download | barebox-d7050d1a9d2b13a24421e13b2f5cdada6bf90182.tar.gz barebox-d7050d1a9d2b13a24421e13b2f5cdada6bf90182.tar.xz | |
mw command: Add 64bit support
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'commands/mw.c')
| -rw-r--r-- | commands/mw.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/commands/mw.c b/commands/mw.c index f0384f6435..8ca3c61d7f 100644 --- a/commands/mw.c +++ b/commands/mw.c @@ -42,7 +42,7 @@ static int do_mem_mw(int argc, char *argv[]) loff_t adr; int swab = 0; - if (mem_parse_options(argc, argv, "bwld:x", &mode, NULL, &filename, + if (mem_parse_options(argc, argv, "bwlqd:x", &mode, NULL, &filename, &swab) < 0) return 1; @@ -59,6 +59,7 @@ static int do_mem_mw(int argc, char *argv[]) u8 val8; u16 val16; u32 val32; + u64 val64; switch (mode) { case O_RWSIZE_1: val8 = simple_strtoul(argv[optind], NULL, 0); @@ -76,6 +77,12 @@ static int do_mem_mw(int argc, char *argv[]) val32 = __swab32(val32); ret = write(fd, &val32, 4); break; + case O_RWSIZE_8: + val64 = simple_strtoull(argv[optind], NULL, 0); + if (swab) + val64 = __swab64(val64); + ret = write(fd, &val64, 8); + break; } if (ret < 0) { perror("write"); @@ -97,6 +104,7 @@ BAREBOX_CMD_HELP_TEXT("Options:") BAREBOX_CMD_HELP_OPT ("-b", "byte access") BAREBOX_CMD_HELP_OPT ("-w", "word access (16 bit)") BAREBOX_CMD_HELP_OPT ("-l", "long access (32 bit)") +BAREBOX_CMD_HELP_OPT ("-q", "quad access (64 bit)") BAREBOX_CMD_HELP_OPT ("-d FILE", "write file (default /dev/mem)") BAREBOX_CMD_HELP_END |