xref: /rk3399_rockchip-uboot/cmd/bootstage.c (revision 2e192b245ed36a63bab0ef576999a95e23f60ecd)
1*2e192b24SSimon Glass /*
2*2e192b24SSimon Glass  * Copyright (c) 2012, Google Inc. All rights reserved.
3*2e192b24SSimon Glass  *
4*2e192b24SSimon Glass  * SPDX-License-Identifier:	GPL-2.0+
5*2e192b24SSimon Glass  */
6*2e192b24SSimon Glass 
7*2e192b24SSimon Glass #include <common.h>
8*2e192b24SSimon Glass 
do_bootstage_report(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])9*2e192b24SSimon Glass static int do_bootstage_report(cmd_tbl_t *cmdtp, int flag, int argc,
10*2e192b24SSimon Glass 			       char * const argv[])
11*2e192b24SSimon Glass {
12*2e192b24SSimon Glass 	bootstage_report();
13*2e192b24SSimon Glass 
14*2e192b24SSimon Glass 	return 0;
15*2e192b24SSimon Glass }
16*2e192b24SSimon Glass 
get_base_size(int argc,char * const argv[],ulong * basep,ulong * sizep)17*2e192b24SSimon Glass static int get_base_size(int argc, char * const argv[], ulong *basep,
18*2e192b24SSimon Glass 			 ulong *sizep)
19*2e192b24SSimon Glass {
20*2e192b24SSimon Glass 	char *endp;
21*2e192b24SSimon Glass 
22*2e192b24SSimon Glass 	*basep = CONFIG_BOOTSTAGE_STASH_ADDR;
23*2e192b24SSimon Glass 	*sizep = CONFIG_BOOTSTAGE_STASH_SIZE;
24*2e192b24SSimon Glass 	if (argc < 2)
25*2e192b24SSimon Glass 		return 0;
26*2e192b24SSimon Glass 	*basep = simple_strtoul(argv[1], &endp, 16);
27*2e192b24SSimon Glass 	if (*argv[1] == 0 || *endp != 0)
28*2e192b24SSimon Glass 		return -1;
29*2e192b24SSimon Glass 	if (argc == 2)
30*2e192b24SSimon Glass 		return 0;
31*2e192b24SSimon Glass 	*sizep = simple_strtoul(argv[2], &endp, 16);
32*2e192b24SSimon Glass 	if (*argv[2] == 0 || *endp != 0)
33*2e192b24SSimon Glass 		return -1;
34*2e192b24SSimon Glass 
35*2e192b24SSimon Glass 	return 0;
36*2e192b24SSimon Glass }
37*2e192b24SSimon Glass 
do_bootstage_stash(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])38*2e192b24SSimon Glass static int do_bootstage_stash(cmd_tbl_t *cmdtp, int flag, int argc,
39*2e192b24SSimon Glass 			      char * const argv[])
40*2e192b24SSimon Glass {
41*2e192b24SSimon Glass 	ulong base, size;
42*2e192b24SSimon Glass 	int ret;
43*2e192b24SSimon Glass 
44*2e192b24SSimon Glass 	if (get_base_size(argc, argv, &base, &size))
45*2e192b24SSimon Glass 		return CMD_RET_USAGE;
46*2e192b24SSimon Glass 	if (base == -1UL) {
47*2e192b24SSimon Glass 		printf("No bootstage stash area defined\n");
48*2e192b24SSimon Glass 		return 1;
49*2e192b24SSimon Glass 	}
50*2e192b24SSimon Glass 
51*2e192b24SSimon Glass 	if (0 == strcmp(argv[0], "stash"))
52*2e192b24SSimon Glass 		ret = bootstage_stash((void *)base, size);
53*2e192b24SSimon Glass 	else
54*2e192b24SSimon Glass 		ret = bootstage_unstash((void *)base, size);
55*2e192b24SSimon Glass 	if (ret)
56*2e192b24SSimon Glass 		return 1;
57*2e192b24SSimon Glass 
58*2e192b24SSimon Glass 	return 0;
59*2e192b24SSimon Glass }
60*2e192b24SSimon Glass 
61*2e192b24SSimon Glass static cmd_tbl_t cmd_bootstage_sub[] = {
62*2e192b24SSimon Glass 	U_BOOT_CMD_MKENT(report, 2, 1, do_bootstage_report, "", ""),
63*2e192b24SSimon Glass 	U_BOOT_CMD_MKENT(stash, 4, 0, do_bootstage_stash, "", ""),
64*2e192b24SSimon Glass 	U_BOOT_CMD_MKENT(unstash, 4, 0, do_bootstage_stash, "", ""),
65*2e192b24SSimon Glass };
66*2e192b24SSimon Glass 
67*2e192b24SSimon Glass /*
68*2e192b24SSimon Glass  * Process a bootstage sub-command
69*2e192b24SSimon Glass  */
do_boostage(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])70*2e192b24SSimon Glass static int do_boostage(cmd_tbl_t *cmdtp, int flag, int argc,
71*2e192b24SSimon Glass 		       char * const argv[])
72*2e192b24SSimon Glass {
73*2e192b24SSimon Glass 	cmd_tbl_t *c;
74*2e192b24SSimon Glass 
75*2e192b24SSimon Glass 	/* Strip off leading 'bootstage' command argument */
76*2e192b24SSimon Glass 	argc--;
77*2e192b24SSimon Glass 	argv++;
78*2e192b24SSimon Glass 
79*2e192b24SSimon Glass 	c = find_cmd_tbl(argv[0], cmd_bootstage_sub,
80*2e192b24SSimon Glass 			 ARRAY_SIZE(cmd_bootstage_sub));
81*2e192b24SSimon Glass 
82*2e192b24SSimon Glass 	if (c)
83*2e192b24SSimon Glass 		return c->cmd(cmdtp, flag, argc, argv);
84*2e192b24SSimon Glass 	else
85*2e192b24SSimon Glass 		return CMD_RET_USAGE;
86*2e192b24SSimon Glass }
87*2e192b24SSimon Glass 
88*2e192b24SSimon Glass 
89*2e192b24SSimon Glass U_BOOT_CMD(bootstage, 4, 1, do_boostage,
90*2e192b24SSimon Glass 	"Boot stage command",
91*2e192b24SSimon Glass 	" - check boot progress and timing\n"
92*2e192b24SSimon Glass 	"report                      - Print a report\n"
93*2e192b24SSimon Glass 	"stash [<start> [<size>]]    - Stash data into memory\n"
94*2e192b24SSimon Glass 	"unstash [<start> [<size>]]  - Unstash data from memory"
95*2e192b24SSimon Glass );
96