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From: Antony Pavlov <antonynpavlov@gmail.com>
To: barebox@lists.infradead.org
Subject: [PATCH 3/3] commands: mw: add the '-x' option (swap bytes)
Date: Mon, 26 Nov 2012 13:51:41 +0400	[thread overview]
Message-ID: <1353923501-13372-4-git-send-email-antonynpavlov@gmail.com> (raw)
In-Reply-To: <1353923501-13372-1-git-send-email-antonynpavlov@gmail.com>

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
---
 commands/mem.c |    9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/commands/mem.c b/commands/mem.c
index 9873e52..51aa04d 100644
--- a/commands/mem.c
+++ b/commands/mem.c
@@ -255,9 +255,10 @@ static int do_mem_mw(int argc, char *argv[])
 	char *filename = DEVMEM;
 	int mode = O_RWSIZE_4;
 	loff_t adr;
+	int swab = 0;
 
-	if (mem_parse_options(argc, argv, "bwld:", &mode, NULL, &filename,
-			NULL) < 0)
+	if (mem_parse_options(argc, argv, "bwld:x", &mode, NULL, &filename,
+			&swab) < 0)
 		return 1;
 
 	if (optind + 1 >= argc)
@@ -280,10 +281,14 @@ static int do_mem_mw(int argc, char *argv[])
 			break;
 		case O_RWSIZE_2:
 			val16 = simple_strtoul(argv[optind], NULL, 0);
+			if (swab)
+				val16 = __swab16(val16);
 			ret = write(fd, &val16, 2);
 			break;
 		case O_RWSIZE_4:
 			val32 = simple_strtoul(argv[optind], NULL, 0);
+			if (swab)
+				val32 = __swab32(val32);
 			ret = write(fd, &val32, 4);
 			break;
 		}
-- 
1.7.10.4


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  parent reply	other threads:[~2012-11-26  9:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-26  9:51 commands: md, " Antony Pavlov
2012-11-26  9:51 ` [PATCH 1/3] mem: add the swab (swap bytes) option to memory_display() Antony Pavlov
2012-11-26  9:51 ` [PATCH 2/3] commands: md: add the '-x' option (swap bytes) Antony Pavlov
2012-11-26  9:51 ` Antony Pavlov [this message]
2012-11-26 10:16 ` commands: md, mw: " Sascha Hauer

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