1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright 2018, Google Inc.
4 * Written by Simon Glass <sjg@chromium.org>
5 */
6
7 #include <common.h>
8 #include <command.h>
9 #include <dm.h>
10 #include <spl.h>
11 #include <asm/global_data.h>
12 #include <asm/state.h>
13
do_sb_handoff(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])14 static int do_sb_handoff(struct cmd_tbl *cmdtp, int flag, int argc,
15 char *const argv[])
16 {
17 #if CONFIG_IS_ENABLED(HANDOFF)
18 if (gd->spl_handoff)
19 printf("SPL handoff magic %lx\n", gd->spl_handoff->arch.magic);
20 else
21 printf("SPL handoff info not received\n");
22
23 return 0;
24 #else
25 printf("Command not supported\n");
26
27 return CMD_RET_USAGE;
28 #endif
29 }
30
do_sb_state(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])31 static int do_sb_state(struct cmd_tbl *cmdtp, int flag, int argc,
32 char *const argv[])
33 {
34 struct sandbox_state *state;
35
36 state = state_get_current();
37 state_show(state);
38
39 return 0;
40 }
41
42 static struct cmd_tbl cmd_sb_sub[] = {
43 U_BOOT_CMD_MKENT(handoff, 1, 0, do_sb_handoff, "", ""),
44 U_BOOT_CMD_MKENT(state, 1, 0, do_sb_state, "", ""),
45 };
46
do_sb(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])47 static int do_sb(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
48 {
49 struct cmd_tbl *c;
50
51 /* Skip past 'sb' */
52 argc--;
53 argv++;
54
55 c = find_cmd_tbl(argv[0], cmd_sb_sub, ARRAY_SIZE(cmd_sb_sub));
56 if (c)
57 return c->cmd(cmdtp, flag, argc, argv);
58 else
59 return CMD_RET_USAGE;
60 }
61
62 U_BOOT_CMD(
63 sb, 8, 1, do_sb,
64 "Sandbox status commands",
65 "handoff - Show handoff data received from SPL\n"
66 "sb state - Show sandbox state"
67 );
68