97 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			97 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * Copyright (c) 2012, Google Inc. All rights reserved.
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 */
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#include <common.h>
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#include <bootstage.h>
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#include <command.h>
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static int do_bootstage_report(struct cmd_tbl *cmdtp, int flag, int argc,
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			       char *const argv[])
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{
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	bootstage_report();
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	return 0;
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}
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static int get_base_size(int argc, char *const argv[], ulong *basep,
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			 ulong *sizep)
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{
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	char *endp;
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	*basep = CONFIG_BOOTSTAGE_STASH_ADDR;
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	*sizep = CONFIG_BOOTSTAGE_STASH_SIZE;
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	if (argc < 2)
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		return 0;
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	*basep = hextoul(argv[1], &endp);
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	if (*argv[1] == 0 || *endp != 0)
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		return -1;
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	if (argc == 2)
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		return 0;
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	*sizep = hextoul(argv[2], &endp);
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	if (*argv[2] == 0 || *endp != 0)
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		return -1;
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	return 0;
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}
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static int do_bootstage_stash(struct cmd_tbl *cmdtp, int flag, int argc,
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			      char *const argv[])
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{
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	ulong base, size;
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	int ret;
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	if (get_base_size(argc, argv, &base, &size))
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		return CMD_RET_USAGE;
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	if (base == -1UL) {
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		printf("No bootstage stash area defined\n");
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		return 1;
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	}
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	if (0 == strcmp(argv[0], "stash"))
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		ret = bootstage_stash((void *)base, size);
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	else
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		ret = bootstage_unstash((void *)base, size);
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	if (ret)
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		return 1;
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	return 0;
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}
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static struct cmd_tbl cmd_bootstage_sub[] = {
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	U_BOOT_CMD_MKENT(report, 2, 1, do_bootstage_report, "", ""),
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	U_BOOT_CMD_MKENT(stash, 4, 0, do_bootstage_stash, "", ""),
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	U_BOOT_CMD_MKENT(unstash, 4, 0, do_bootstage_stash, "", ""),
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};
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/*
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 * Process a bootstage sub-command
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 */
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static int do_boostage(struct cmd_tbl *cmdtp, int flag, int argc,
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		       char *const argv[])
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{
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	struct cmd_tbl *c;
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	/* Strip off leading 'bootstage' command argument */
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	argc--;
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	argv++;
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	c = find_cmd_tbl(argv[0], cmd_bootstage_sub,
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			 ARRAY_SIZE(cmd_bootstage_sub));
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	if (c)
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		return c->cmd(cmdtp, flag, argc, argv);
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	else
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		return CMD_RET_USAGE;
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}
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U_BOOT_CMD(bootstage, 4, 1, do_boostage,
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	"Boot stage command",
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	" - check boot progress and timing\n"
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	"report                      - Print a report\n"
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	"stash [<start> [<size>]]    - Stash data into memory\n"
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	"unstash [<start> [<size>]]  - Unstash data from memory"
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);
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