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-rw-r--r--common/Makefile1
-rw-r--r--common/cmd_zip.c60
2 files changed, 61 insertions, 0 deletions
diff --git a/common/Makefile b/common/Makefile
index b56df1d..125b2be 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -170,6 +170,7 @@ endif
COBJS-$(CONFIG_CMD_XIMG) += cmd_ximg.o
COBJS-$(CONFIG_YAFFS2) += cmd_yaffs2.o
COBJS-$(CONFIG_CMD_SPL) += cmd_spl.o
+COBJS-$(CONFIG_CMD_ZIP) += cmd_zip.o
COBJS-$(CONFIG_CMD_ZFS) += cmd_zfs.o
# others
diff --git a/common/cmd_zip.c b/common/cmd_zip.c
new file mode 100644
index 0000000..a73c86d
--- /dev/null
+++ b/common/cmd_zip.c
@@ -0,0 +1,60 @@
+/*
+ * (C) Copyright 2012
+ * Lei Wen <leiwen@marvell.com>, Marvell Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+
+static int do_zip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ unsigned long src, dst;
+ unsigned long src_len, dst_len = ~0UL;
+ char buf[32];
+
+ switch (argc) {
+ case 5:
+ dst_len = simple_strtoul(argv[4], NULL, 16);
+ /* fall through */
+ case 4:
+ src = simple_strtoul(argv[1], NULL, 16);
+ src_len = simple_strtoul(argv[2], NULL, 16);
+ dst = simple_strtoul(argv[3], NULL, 16);
+ break;
+ default:
+ return cmd_usage(cmdtp);
+ }
+
+ if (gzip((void *) dst, &dst_len, (void *) src, src_len) != 0)
+ return 1;
+
+ printf("Compressed size: %ld = 0x%lX\n", dst_len, dst_len);
+ sprintf(buf, "%lX", dst_len);
+ setenv("filesize", buf);
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ zip, 5, 1, do_zip,
+ "zip a memory region",
+ "srcaddr srcsize dstaddr [dstsize]"
+);