[thirdparty/u-boot.git] / drivers / board / sandbox.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2018
 * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
 */

#include <common.h>
#include <dm.h>
#include <board.h>

#include "sandbox.h"

struct board_sandbox_priv {
	bool called_detect;
	int test_i1;
	int test_i2;
};

char vacation_spots[][64] = {"R'lyeh", "Dreamlands", "Plateau of Leng",
			     "Carcosa", "Yuggoth", "The Nameless City"};

int board_sandbox_detect(struct udevice *dev)
{
	struct board_sandbox_priv *priv = dev_get_priv(dev);

	priv->called_detect = true;
	priv->test_i2 = 100;

	return 0;
}

int board_sandbox_get_bool(struct udevice *dev, int id, bool *val)
{
	struct board_sandbox_priv *priv = dev_get_priv(dev);

	switch (id) {
	case BOOL_CALLED_DETECT:
		/* Checks if the dectect method has been called */
		*val = priv->called_detect;
		return 0;
	}

	return -ENOENT;
}

int board_sandbox_get_int(struct udevice *dev, int id, int *val)
{
	struct board_sandbox_priv *priv = dev_get_priv(dev);

	switch (id) {
	case INT_TEST1:
		*val = priv->test_i1;
		/* Increments with every call */
		priv->test_i1++;
		return 0;
	case INT_TEST2:
		*val = priv->test_i2;
		/* Decrements with every call */
		priv->test_i2--;
		return 0;
	}

	return -ENOENT;
}

int board_sandbox_get_str(struct udevice *dev, int id, size_t size, char *val)
{
	struct board_sandbox_priv *priv = dev_get_priv(dev);
	int i1 = priv->test_i1;
	int i2 = priv->test_i2;
	int index = (i1 * i2) % ARRAY_SIZE(vacation_spots);

	switch (id) {
	case STR_VACATIONSPOT:
		/* Picks a vacation spot depending on i1 and i2 */
		snprintf(val, size, vacation_spots[index]);
		return 0;
	}

	return -ENOENT;
}

static const struct udevice_id board_sandbox_ids[] = {
	{ .compatible = "sandbox,board_sandbox" },
	{ /* sentinel */ }
};

static const struct board_ops board_sandbox_ops = {
	.detect = board_sandbox_detect,
	.get_bool = board_sandbox_get_bool,
	.get_int = board_sandbox_get_int,
	.get_str = board_sandbox_get_str,
};

int board_sandbox_probe(struct udevice *dev)
{
	return 0;
}

U_BOOT_DRIVER(board_sandbox) = {
	.name           = "board_sandbox",
	.id             = UCLASS_BOARD,
	.of_match       = board_sandbox_ids,
	.ops		= &board_sandbox_ops,
	.priv_auto_alloc_size = sizeof(struct board_sandbox_priv),
	.probe          = board_sandbox_probe,
};
Commit	Line	Data
e6fd0181 MS	1	// SPDX-License-Identifier: GPL-2.0+
	2	/*
	3	* (C) Copyright 2018
	4	* Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
	5	*/
	6
	7	#include <common.h>
	8	#include <dm.h>
	9	#include <board.h>
	10
	11	#include "sandbox.h"
	12
	13	struct board_sandbox_priv {
	14	bool called_detect;
	15	int test_i1;
	16	int test_i2;
	17	};
	18
	19	char vacation_spots[][64] = {"R'lyeh", "Dreamlands", "Plateau of Leng",
	20	"Carcosa", "Yuggoth", "The Nameless City"};
	21
	22	int board_sandbox_detect(struct udevice *dev)
	23	{
	24	struct board_sandbox_priv *priv = dev_get_priv(dev);
	25
	26	priv->called_detect = true;
	27	priv->test_i2 = 100;
	28
	29	return 0;
	30	}
	31
	32	int board_sandbox_get_bool(struct udevice dev, int id, bool val)
	33	{
	34	struct board_sandbox_priv *priv = dev_get_priv(dev);
	35
	36	switch (id) {
	37	case BOOL_CALLED_DETECT:
	38	/* Checks if the dectect method has been called */
	39	*val = priv->called_detect;
	40	return 0;
	41	}
	42
	43	return -ENOENT;
	44	}
	45
	46	int board_sandbox_get_int(struct udevice dev, int id, int val)
	47	{
	48	struct board_sandbox_priv *priv = dev_get_priv(dev);
	49
	50	switch (id) {
	51	case INT_TEST1:
	52	*val = priv->test_i1;
	53	/* Increments with every call */
	54	priv->test_i1++;
	55	return 0;
	56	case INT_TEST2:
	57	*val = priv->test_i2;
	58	/* Decrements with every call */
	59	priv->test_i2--;
	60	return 0;
	61	}
	62
	63	return -ENOENT;
	64	}
65
66	int board_sandbox_get_str(struct udevice dev, int id, size_t size, char val)
67	{
68	struct board_sandbox_priv *priv = dev_get_priv(dev);
69	int i1 = priv->test_i1;
70	int i2 = priv->test_i2;
71	int index = (i1 * i2) % ARRAY_SIZE(vacation_spots);
72
73	switch (id) {
74	case STR_VACATIONSPOT:
75	/* Picks a vacation spot depending on i1 and i2 */
76	snprintf(val, size, vacation_spots[index]);
77	return 0;
78	}
79
80	return -ENOENT;
81	}
82
83	static const struct udevice_id board_sandbox_ids[] = {
84	{ .compatible = "sandbox,board_sandbox" },
85	{ /* sentinel */ }
86	};
87
88	static const struct board_ops board_sandbox_ops = {
89	.detect = board_sandbox_detect,
90	.get_bool = board_sandbox_get_bool,
91	.get_int = board_sandbox_get_int,
92	.get_str = board_sandbox_get_str,
93	};
94
95	int board_sandbox_probe(struct udevice *dev)
96	{
97	return 0;
98	}
99
100	U_BOOT_DRIVER(board_sandbox) = {
101	.name = "board_sandbox",
102	.id = UCLASS_BOARD,
103	.of_match = board_sandbox_ids,
104	.ops = &board_sandbox_ops,
105	.priv_auto_alloc_size = sizeof(struct board_sandbox_priv),
106	.probe = board_sandbox_probe,
107	};