Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / common / cmd_zip.c

diff --git a/qemu/roms/u-boot/common/cmd_zip.c b/qemu/roms/u-boot/common/cmd_zip.c
new file mode 100644 (file)
index 0000000..7fcd9d5
--- /dev/null
+++ b/qemu/roms/u-boot/common/cmd_zip.c
@@ -0,0 +1,42 @@
+/*
+ * (C) Copyright 2012
+ * Lei Wen <leiwen@marvell.com>, Marvell Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#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;
+
+       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);
+       setenv_hex("filesize", dst_len);
+
+       return 0;
+}
+
+U_BOOT_CMD(
+       zip,    5,      1,      do_zip,
+       "zip a memory region",
+       "srcaddr srcsize dstaddr [dstsize]"
+);