board:trats2: Enable device tree on Trats2

[karo-tx-uboot.git] / common / cmd_sandbox.c

diff --git a/common/cmd_sandbox.c b/common/cmd_sandbox.c
index a28a844ae0e3b01da2fb3e818bdc480378ef7cdc..00982b164dd3c41e562fadffa0adf522c8841e66 100644 (file)
--- a/common/cmd_sandbox.c
+++ b/common/cmd_sandbox.c
@@ -1,29 +1,19 @@
 /*
  * Copyright (c) 2012, Google Inc.
  *
- * 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
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
 #include <fs.h>
+#include <part.h>
+#include <sandboxblockdev.h>
+#include <asm/errno.h>
 
 static int do_sandbox_load(cmd_tbl_t *cmdtp, int flag, int argc,
                           char * const argv[])
 {
-       return do_load(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX, 16);
+       return do_load(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
 }
 
 static int do_sandbox_ls(cmd_tbl_t *cmdtp, int flag, int argc,
@@ -35,13 +25,72 @@ static int do_sandbox_ls(cmd_tbl_t *cmdtp, int flag, int argc,
 static int do_sandbox_save(cmd_tbl_t *cmdtp, int flag, int argc,
                           char * const argv[])
 {
-       return do_save(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX, 16);
+       return do_save(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
+}
+
+static int do_sandbox_bind(cmd_tbl_t *cmdtp, int flag, int argc,
+                          char * const argv[])
+{
+       if (argc < 2 || argc > 3)
+               return CMD_RET_USAGE;
+       char *ep;
+       char *dev_str = argv[1];
+       char *file = argc >= 3 ? argv[2] : NULL;
+       int dev = simple_strtoul(dev_str, &ep, 16);
+       if (*ep) {
+               printf("** Bad device specification %s **\n", dev_str);
+               return CMD_RET_USAGE;
+       }
+       return host_dev_bind(dev, file);
+}
+
+static int do_sandbox_info(cmd_tbl_t *cmdtp, int flag, int argc,
+                          char * const argv[])
+{
+       if (argc < 1 || argc > 2)
+               return CMD_RET_USAGE;
+       int min_dev = 0;
+       int max_dev = CONFIG_HOST_MAX_DEVICES - 1;
+       if (argc >= 2) {
+               char *ep;
+               char *dev_str = argv[1];
+               int dev = simple_strtoul(dev_str, &ep, 16);
+               if (*ep) {
+                       printf("** Bad device specification %s **\n", dev_str);
+                       return CMD_RET_USAGE;
+               }
+               min_dev = dev;
+               max_dev = dev;
+       }
+       int dev;
+       printf("%3s %12s %s\n", "dev", "blocks", "path");
+       for (dev = min_dev; dev <= max_dev; dev++) {
+               block_dev_desc_t *blk_dev;
+               int ret;
+
+               printf("%3d ", dev);
+               ret = host_get_dev_err(dev, &blk_dev);
+               if (ret) {
+                       if (ret == -ENOENT)
+                               puts("Not bound to a backing file\n");
+                       else if (ret == -ENODEV)
+                               puts("Invalid host device number\n");
+
+                       continue;
+               }
+               struct host_block_dev *host_dev = blk_dev->priv;
+               printf("%12lu %s\n", (unsigned long)blk_dev->lba,
+                      host_dev->filename);
+       }
+       return 0;
 }
 
 static cmd_tbl_t cmd_sandbox_sub[] = {
        U_BOOT_CMD_MKENT(load, 7, 0, do_sandbox_load, "", ""),
        U_BOOT_CMD_MKENT(ls, 3, 0, do_sandbox_ls, "", ""),
        U_BOOT_CMD_MKENT(save, 6, 0, do_sandbox_save, "", ""),
+       U_BOOT_CMD_MKENT(bind, 3, 0, do_sandbox_bind, "", ""),
+       U_BOOT_CMD_MKENT(info, 3, 0, do_sandbox_info, "", ""),
 };
 
 static int do_sandbox(cmd_tbl_t *cmdtp, int flag, int argc,
@@ -70,4 +119,6 @@ U_BOOT_CMD(
        "sb ls host <filename>                      - list files on host\n"
        "sb save host <dev> <filename> <addr> <bytes> [<offset>] - "
                "save a file to host\n"
+       "sb bind <dev> [<filename>] - bind \"host\" device to file\n"
+       "sb info [<dev>]            - show device binding & info"
 );