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/*
* QTest testcase for the ASPEED AST2700 GPIO Controller.
*
* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright (C) 2024 ASPEED Technology Inc.
*/
#include "qemu/osdep.h"
#include "qemu/bitops.h"
#include "qemu/timer.h"
#include "qobject/qdict.h"
#include "libqtest-single.h"
#define AST2700_GPIO_BASE 0x14C0B000
#define GPIOA0_CONTROL 0x180
static void test_output_pins(const char *machine, const uint32_t base)
{
QTestState *s = qtest_init(machine);
uint32_t offset = 0;
uint32_t value = 0;
uint32_t pin = 0;
for (char c = 'A'; c <= 'D'; c++) {
for (int i = 0; i < 8; i++) {
offset = base + (pin * 4);
/* output direction and output hi */
qtest_writel(s, offset, 0x00000003);
value = qtest_readl(s, offset);
g_assert_cmphex(value, ==, 0x00000003);
/* output direction and output low */
qtest_writel(s, offset, 0x00000002);
value = qtest_readl(s, offset);
g_assert_cmphex(value, ==, 0x00000002);
pin++;
}
}
qtest_quit(s);
}
static void test_input_pins(const char *machine, const uint32_t base)
{
QTestState *s = qtest_init(machine);
char name[16];
uint32_t offset = 0;
uint32_t value = 0;
uint32_t pin = 0;
for (char c = 'A'; c <= 'D'; c++) {
for (int i = 0; i < 8; i++) {
sprintf(name, "gpio%c%d", c, i);
offset = base + (pin * 4);
/* input direction */
qtest_writel(s, offset, 0);
/* set input */
qtest_qom_set_bool(s, "/machine/soc/gpio", name, true);
value = qtest_readl(s, offset);
g_assert_cmphex(value, ==, 0x00002000);
/* clear input */
qtest_qom_set_bool(s, "/machine/soc/gpio", name, false);
value = qtest_readl(s, offset);
g_assert_cmphex(value, ==, 0);
pin++;
}
}
qtest_quit(s);
}
static void test_2700_input_pins(void)
{
test_input_pins("-machine ast2700-evb",
AST2700_GPIO_BASE + GPIOA0_CONTROL);
}
static void test_2700_output_pins(void)
{
test_output_pins("-machine ast2700-evb",
AST2700_GPIO_BASE + GPIOA0_CONTROL);
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
qtest_add_func("/ast2700/gpio/input_pins", test_2700_input_pins);
qtest_add_func("/ast2700/gpio/output_pins", test_2700_output_pins);
return g_test_run();
}
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