[people/ms/u-boot.git] / common / cmd_demo.c

/*
 * Copyright (c) 2013 Google, Inc
 *
 * (C) Copyright 2012
 * Pavel Herrmann <morpheus.ibis@gmail.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <dm-demo.h>
#include <asm/io.h>

struct udevice *demo_dev;

static int do_demo_hello(cmd_tbl_t *cmdtp, int flag, int argc,
			 char * const argv[])
{
	int ch = 0;

	if (argc)
		ch = *argv[0];

	return demo_hello(demo_dev, ch);
}

static int do_demo_status(cmd_tbl_t *cmdtp, int flag, int argc,
			  char * const argv[])
{
	int status;
	int ret;

	ret = demo_status(demo_dev, &status);
	if (ret)
		return ret;

	printf("Status: %d\n", status);

	return 0;
}

static int do_demo_light(cmd_tbl_t *cmdtp, int flag, int argc,
			 char * const argv[])
{
	int light;
	int ret;

	if (argc) {
		light = simple_strtoul(argv[0], NULL, 16);
		ret = demo_set_light(demo_dev, light);
	} else {
		ret = demo_get_light(demo_dev);
		if (ret >= 0) {
			printf("Light: %x\n", ret);
			ret = 0;
		}
	}

	return ret;
}

int do_demo_list(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	struct udevice *dev;
	int i, ret;

	puts("Demo uclass entries:\n");

	for (i = 0, ret = uclass_first_device(UCLASS_DEMO, &dev);
	     dev;
	     ret = uclass_next_device(&dev)) {
		printf("entry %d - instance %08x, ops %08x, platdata %08x\n",
		       i++, map_to_sysmem(dev),
		       map_to_sysmem(dev->driver->ops),
		       map_to_sysmem(dev_get_platdata(dev)));
	}

	return cmd_process_error(cmdtp, ret);
}

static cmd_tbl_t demo_commands[] = {
	U_BOOT_CMD_MKENT(list, 0, 1, do_demo_list, "", ""),
	U_BOOT_CMD_MKENT(hello, 2, 1, do_demo_hello, "", ""),
	U_BOOT_CMD_MKENT(light, 2, 1, do_demo_light, "", ""),
	U_BOOT_CMD_MKENT(status, 1, 1, do_demo_status, "", ""),
};

static int do_demo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	cmd_tbl_t *demo_cmd;
	int devnum = 0;
	int ret;

	if (argc < 2)
		return CMD_RET_USAGE;
	demo_cmd = find_cmd_tbl(argv[1], demo_commands,
				ARRAY_SIZE(demo_commands));
	argc -= 2;
	argv += 2;
	if (!demo_cmd || argc > demo_cmd->maxargs)
		return CMD_RET_USAGE;

	if (argc) {
		devnum = simple_strtoul(argv[0], NULL, 10);
		ret = uclass_get_device(UCLASS_DEMO, devnum, &demo_dev);
		if (ret)
			return cmd_process_error(cmdtp, ret);
		argc--;
		argv++;
	} else {
		demo_dev = NULL;
		if (demo_cmd->cmd != do_demo_list)
			return CMD_RET_USAGE;
	}

	ret = demo_cmd->cmd(demo_cmd, flag, argc, argv);

	return cmd_process_error(demo_cmd, ret);
}

U_BOOT_CMD(
	demo,   4,      1,      do_demo,
	"Driver model (dm) demo operations",
	"list                     List available demo devices\n"
	"demo hello <num> [<char>]     Say hello\n"
	"demo light [<num>]            Set or get the lights\n"
	"demo status <num>             Get demo device status\n"
	"demo list                     List available demo devices"
);
Commit	Line	Data
39f7611f SG	1	/*
	2	* Copyright (c) 2013 Google, Inc
	3	*
	4	* (C) Copyright 2012
	5	* Pavel Herrmann <morpheus.ibis@gmail.com>
	6	*
	7	* SPDX-License-Identifier: GPL-2.0+
	8	*/
	9
	10	#include <common.h>
	11	#include <dm-demo.h>
	12	#include <asm/io.h>
	13
54c5d08a	14	struct udevice *demo_dev;
39f7611f SG	15
	16	static int do_demo_hello(cmd_tbl_t *cmdtp, int flag, int argc,
	17	char * const argv[])
	18	{
	19	int ch = 0;
	20
	21	if (argc)
	22	ch = *argv[0];
	23
	24	return demo_hello(demo_dev, ch);
	25	}
	26
	27	static int do_demo_status(cmd_tbl_t *cmdtp, int flag, int argc,
	28	char * const argv[])
	29	{
	30	int status;
	31	int ret;
	32
	33	ret = demo_status(demo_dev, &status);
	34	if (ret)
	35	return ret;
	36
	37	printf("Status: %d\n", status);
	38
	39	return 0;
	40	}
	41
a02af4ae SG	42	static int do_demo_light(cmd_tbl_t *cmdtp, int flag, int argc,
	43	char * const argv[])
	44	{
	45	int light;
	46	int ret;
	47
	48	if (argc) {
	49	light = simple_strtoul(argv[0], NULL, 16);
	50	ret = demo_set_light(demo_dev, light);
	51	} else {
	52	ret = demo_get_light(demo_dev);
	53	if (ret >= 0) {
	54	printf("Light: %x\n", ret);
	55	ret = 0;
	56	}
	57	}
	58
	59	return ret;
	60	}
	61
39f7611f SG	62	int do_demo_list(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
39f7611f SG	63	{
54c5d08a	64	struct udevice *dev;
39f7611f SG	65	int i, ret;
	66
	67	puts("Demo uclass entries:\n");
	68
	69	for (i = 0, ret = uclass_first_device(UCLASS_DEMO, &dev);
	70	dev;
	71	ret = uclass_next_device(&dev)) {
	72	printf("entry %d - instance %08x, ops %08x, platdata %08x\n",
	73	i++, map_to_sysmem(dev),
	74	map_to_sysmem(dev->driver->ops),
	75	map_to_sysmem(dev_get_platdata(dev)));
	76	}
	77
	78	return cmd_process_error(cmdtp, ret);
	79	}
	80
	81	static cmd_tbl_t demo_commands[] = {
	82	U_BOOT_CMD_MKENT(list, 0, 1, do_demo_list, "", ""),
	83	U_BOOT_CMD_MKENT(hello, 2, 1, do_demo_hello, "", ""),
a02af4ae	84	U_BOOT_CMD_MKENT(light, 2, 1, do_demo_light, "", ""),
39f7611f SG	85	U_BOOT_CMD_MKENT(status, 1, 1, do_demo_status, "", ""),
	86	};
	87
	88	static int do_demo(cmd_tbl_t cmdtp, int flag, int argc, char const argv[])
	89	{
	90	cmd_tbl_t *demo_cmd;
	91	int devnum = 0;
	92	int ret;
	93
	94	if (argc < 2)
	95	return CMD_RET_USAGE;
	96	demo_cmd = find_cmd_tbl(argv[1], demo_commands,
	97	ARRAY_SIZE(demo_commands));
	98	argc -= 2;
	99	argv += 2;
	100	if (!demo_cmd \|\| argc > demo_cmd->maxargs)
	101	return CMD_RET_USAGE;
	102
	103	if (argc) {
	104	devnum = simple_strtoul(argv[0], NULL, 10);
	105	ret = uclass_get_device(UCLASS_DEMO, devnum, &demo_dev);
	106	if (ret)
	107	return cmd_process_error(cmdtp, ret);
	108	argc--;
	109	argv++;
a02af4ae SG	110	} else {
	111	demo_dev = NULL;
	112	if (demo_cmd->cmd != do_demo_list)
	113	return CMD_RET_USAGE;
39f7611f SG	114	}
	115
	116	ret = demo_cmd->cmd(demo_cmd, flag, argc, argv);
	117
	118	return cmd_process_error(demo_cmd, ret);
	119	}
	120
	121	U_BOOT_CMD(
	122	demo, 4, 1, do_demo,
	123	"Driver model (dm) demo operations",
	124	"list List available demo devices\n"
	125	"demo hello <num> [<char>] Say hello\n"
a02af4ae SG	126	"demo light [<num>] Set or get the lights\n"
	127	"demo status <num> Get demo device status\n"
	128	"demo list List available demo devices"
39f7611f	129	);