108 lines
2.3 KiB
C
108 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2018
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* Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
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*/
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#include <common.h>
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#include <dm.h>
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#include <sysinfo.h>
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#include "sandbox.h"
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struct sysinfo_sandbox_priv {
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bool called_detect;
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int test_i1;
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int test_i2;
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};
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char vacation_spots[][64] = {"R'lyeh", "Dreamlands", "Plateau of Leng",
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"Carcosa", "Yuggoth", "The Nameless City"};
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int sysinfo_sandbox_detect(struct udevice *dev)
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{
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struct sysinfo_sandbox_priv *priv = dev_get_priv(dev);
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priv->called_detect = true;
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priv->test_i2 = 100;
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return 0;
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}
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int sysinfo_sandbox_get_bool(struct udevice *dev, int id, bool *val)
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{
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struct sysinfo_sandbox_priv *priv = dev_get_priv(dev);
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switch (id) {
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case BOOL_CALLED_DETECT:
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/* Checks if the dectect method has been called */
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*val = priv->called_detect;
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return 0;
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}
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return -ENOENT;
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}
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int sysinfo_sandbox_get_int(struct udevice *dev, int id, int *val)
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{
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struct sysinfo_sandbox_priv *priv = dev_get_priv(dev);
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switch (id) {
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case INT_TEST1:
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*val = priv->test_i1;
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/* Increments with every call */
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priv->test_i1++;
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return 0;
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case INT_TEST2:
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*val = priv->test_i2;
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/* Decrements with every call */
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priv->test_i2--;
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return 0;
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}
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return -ENOENT;
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}
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int sysinfo_sandbox_get_str(struct udevice *dev, int id, size_t size, char *val)
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{
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struct sysinfo_sandbox_priv *priv = dev_get_priv(dev);
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int i1 = priv->test_i1;
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int i2 = priv->test_i2;
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int index = (i1 * i2) % ARRAY_SIZE(vacation_spots);
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switch (id) {
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case STR_VACATIONSPOT:
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/* Picks a vacation spot depending on i1 and i2 */
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snprintf(val, size, vacation_spots[index]);
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return 0;
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}
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return -ENOENT;
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}
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static const struct udevice_id sysinfo_sandbox_ids[] = {
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{ .compatible = "sandbox,sysinfo-sandbox" },
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{ /* sentinel */ }
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};
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static const struct sysinfo_ops sysinfo_sandbox_ops = {
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.detect = sysinfo_sandbox_detect,
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.get_bool = sysinfo_sandbox_get_bool,
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.get_int = sysinfo_sandbox_get_int,
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.get_str = sysinfo_sandbox_get_str,
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};
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int sysinfo_sandbox_probe(struct udevice *dev)
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{
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return 0;
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}
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U_BOOT_DRIVER(sysinfo_sandbox) = {
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.name = "sysinfo_sandbox",
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.id = UCLASS_SYSINFO,
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.of_match = sysinfo_sandbox_ids,
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.ops = &sysinfo_sandbox_ops,
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.priv_auto = sizeof(struct sysinfo_sandbox_priv),
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.probe = sysinfo_sandbox_probe,
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};
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