xref: /rk3399_rockchip-uboot/cmd/sata.c (revision e29e71e93ad9180eed008a12d720e810d87b5f3d)
12e192b24SSimon Glass /*
22e192b24SSimon Glass  * Copyright (C) 2000-2005, DENX Software Engineering
32e192b24SSimon Glass  *		Wolfgang Denk <wd@denx.de>
42e192b24SSimon Glass  * Copyright (C) Procsys. All rights reserved.
52e192b24SSimon Glass  *		Mushtaq Khan <mushtaq_k@procsys.com>
62e192b24SSimon Glass  *			<mushtaqk_921@yahoo.co.in>
72e192b24SSimon Glass  * Copyright (C) 2008 Freescale Semiconductor, Inc.
82e192b24SSimon Glass  *		Dave Liu <daveliu@freescale.com>
92e192b24SSimon Glass  *
102e192b24SSimon Glass  * SPDX-License-Identifier:	GPL-2.0+
112e192b24SSimon Glass  */
122e192b24SSimon Glass 
132e192b24SSimon Glass #include <common.h>
142e192b24SSimon Glass #include <command.h>
152e192b24SSimon Glass #include <part.h>
162e192b24SSimon Glass #include <sata.h>
172e192b24SSimon Glass 
182e192b24SSimon Glass static int sata_curr_device = -1;
192e192b24SSimon Glass 
202e192b24SSimon Glass static int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
212e192b24SSimon Glass {
222e192b24SSimon Glass 	int rc = 0;
232e192b24SSimon Glass 
242e192b24SSimon Glass 	if (argc == 2 && strcmp(argv[1], "stop") == 0)
252e192b24SSimon Glass 		return sata_stop();
262e192b24SSimon Glass 
272e192b24SSimon Glass 	if (argc == 2 && strcmp(argv[1], "init") == 0) {
282e192b24SSimon Glass 		if (sata_curr_device != -1)
292e192b24SSimon Glass 			sata_stop();
302e192b24SSimon Glass 
318547f45bSGary Bisson 		return (sata_initialize() < 0) ?
328547f45bSGary Bisson 			CMD_RET_FAILURE : CMD_RET_SUCCESS;
332e192b24SSimon Glass 	}
342e192b24SSimon Glass 
352e192b24SSimon Glass 	/* If the user has not yet run `sata init`, do it now */
36aa6ab905STang Yuantian 	if (sata_curr_device == -1) {
37aa6ab905STang Yuantian 		rc = sata_initialize();
38aa6ab905STang Yuantian 		if (rc == -1)
398547f45bSGary Bisson 			return CMD_RET_FAILURE;
40aa6ab905STang Yuantian 		sata_curr_device = rc;
41aa6ab905STang Yuantian 	}
422e192b24SSimon Glass 
43*e29e71e9SSimon Glass 	return blk_common_cmd(argc, argv, IF_TYPE_SATA, &sata_curr_device);
442e192b24SSimon Glass }
452e192b24SSimon Glass 
462e192b24SSimon Glass U_BOOT_CMD(
472e192b24SSimon Glass 	sata, 5, 1, do_sata,
482e192b24SSimon Glass 	"SATA sub system",
492e192b24SSimon Glass 	"init - init SATA sub system\n"
502e192b24SSimon Glass 	"sata stop - disable SATA sub system\n"
512e192b24SSimon Glass 	"sata info - show available SATA devices\n"
522e192b24SSimon Glass 	"sata device [dev] - show or set current device\n"
532e192b24SSimon Glass 	"sata part [dev] - print partition table\n"
542e192b24SSimon Glass 	"sata read addr blk# cnt\n"
552e192b24SSimon Glass 	"sata write addr blk# cnt"
562e192b24SSimon Glass );
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