Add qemu 2.4.0

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

diff --git a/qemu/roms/u-boot/common/cmd_ubifs.c b/qemu/roms/u-boot/common/cmd_ubifs.c
new file mode 100644 (file)
index 0000000..fdc8bfe
--- /dev/null
+++ b/qemu/roms/u-boot/common/cmd_ubifs.c
@@ -0,0 +1,169 @@
+/*
+ * (C) Copyright 2008
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+
+/*
+ * UBIFS command support
+ */
+
+#undef DEBUG
+
+#include <common.h>
+#include <config.h>
+#include <command.h>
+
+#include "../fs/ubifs/ubifs.h"
+
+static int ubifs_initialized;
+static int ubifs_mounted;
+
+int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       char *vol_name;
+       int ret;
+
+       if (argc != 2)
+               return CMD_RET_USAGE;
+
+       vol_name = argv[1];
+       debug("Using volume %s\n", vol_name);
+
+       if (ubifs_initialized == 0) {
+               ubifs_init();
+               ubifs_initialized = 1;
+       }
+
+       ret = ubifs_mount(vol_name);
+       if (ret)
+               return -1;
+
+       ubifs_mounted = 1;
+
+       return 0;
+}
+
+int ubifs_is_mounted(void)
+{
+       return ubifs_mounted;
+}
+
+void cmd_ubifs_umount(void)
+{
+
+       if (ubifs_sb) {
+               printf("Unmounting UBIFS volume %s!\n",
+                      ((struct ubifs_info *)(ubifs_sb->s_fs_info))->vi.name);
+               ubifs_umount(ubifs_sb->s_fs_info);
+       }
+
+       ubifs_sb = NULL;
+       ubifs_mounted = 0;
+       ubifs_initialized = 0;
+}
+
+int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       if (argc != 1)
+               return CMD_RET_USAGE;
+
+       if (ubifs_initialized == 0) {
+               printf("No UBIFS volume mounted!\n");
+               return -1;
+       }
+
+       cmd_ubifs_umount();
+
+       return 0;
+}
+
+int do_ubifs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       char *filename = "/";
+       int ret;
+
+       if (!ubifs_mounted) {
+               printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
+               return -1;
+       }
+
+       if (argc == 2)
+               filename = argv[1];
+       debug("Using filename %s\n", filename);
+
+       ret = ubifs_ls(filename);
+       if (ret) {
+               printf("** File not found %s **\n", filename);
+               ret = CMD_RET_FAILURE;
+       }
+
+       return ret;
+}
+
+int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       char *filename;
+       char *endp;
+       int ret;
+       u32 addr;
+       u32 size = 0;
+
+       if (!ubifs_mounted) {
+               printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
+               return -1;
+       }
+
+       if (argc < 3)
+               return CMD_RET_USAGE;
+
+       addr = simple_strtoul(argv[1], &endp, 16);
+       if (endp == argv[1])
+               return CMD_RET_USAGE;
+
+       filename = argv[2];
+
+       if (argc == 4) {
+               size = simple_strtoul(argv[3], &endp, 16);
+               if (endp == argv[3])
+                       return CMD_RET_USAGE;
+       }
+       debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);
+
+       ret = ubifs_load(filename, addr, size);
+       if (ret) {
+               printf("** File not found %s **\n", filename);
+               ret = CMD_RET_FAILURE;
+       }
+
+       return ret;
+}
+
+U_BOOT_CMD(
+       ubifsmount, 2, 0, do_ubifs_mount,
+       "mount UBIFS volume",
+       "<volume-name>\n"
+       "    - mount 'volume-name' volume"
+);
+
+U_BOOT_CMD(
+       ubifsumount, 1, 0, do_ubifs_umount,
+       "unmount UBIFS volume",
+       "    - unmount current volume"
+);
+
+U_BOOT_CMD(
+       ubifsls, 2, 0, do_ubifs_ls,
+       "list files in a directory",
+       "[directory]\n"
+       "    - list files in a 'directory' (default '/')"
+);
+
+U_BOOT_CMD(
+       ubifsload, 4, 0, do_ubifs_load,
+       "load file from an UBIFS filesystem",
+       "<addr> <filename> [bytes]\n"
+       "    - load file 'filename' to address 'addr'"
+);