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qtest/aspeed_gpio: Add input pin modification test 

Verify the current behavior, which is that input pins can be modified by
guest OS register writes.

Signed-off-by: Peter Delevoryas <peter@pjd.dev>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220712023219.41065-2-peter@pjd.dev>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
master
Peter Delevoryas 2022-07-14 16:24:38 +02:00 committed by Cédric Le Goater
parent 8abf9ba472
commit 35c86423d3
1 changed files with 27 additions and 0 deletions
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27
tests/qtest/aspeed_gpio-test.c
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@ -28,6 +28,11 @@
#include "qapi/qmp/qdict.h"
#include "libqtest-single.h"
#define AST2600_GPIO_BASE 0x1E780000
#define GPIO_ABCD_DATA_VALUE 0x000
#define GPIO_ABCD_DIRECTION 0x004
static void test_set_colocated_pins(const void *data)
{
QTestState *s = (QTestState *)data;
@ -46,6 +51,27 @@ static void test_set_colocated_pins(const void *data)
g_assert(!qtest_qom_get_bool(s, "/machine/soc/gpio", "gpioV7"));
}
static void test_set_input_pins(const void *data)
{
QTestState *s = (QTestState *)data;
char name[16];
uint32_t value;
qtest_writel(s, AST2600_GPIO_BASE + GPIO_ABCD_DIRECTION, 0x00000000);
for (char c = 'A'; c <= 'D'; c++) {
for (int i = 0; i < 8; i++) {
sprintf(name, "gpio%c%d", c, i);
qtest_qom_set_bool(s, "/machine/soc/gpio", name, true);
}
}
value = qtest_readl(s, AST2600_GPIO_BASE + GPIO_ABCD_DATA_VALUE);
g_assert_cmphex(value, ==, 0xffffffff);
qtest_writel(s, AST2600_GPIO_BASE + GPIO_ABCD_DATA_VALUE, 0x00000000);
value = qtest_readl(s, AST2600_GPIO_BASE + GPIO_ABCD_DATA_VALUE);
g_assert_cmphex(value, ==, 0x00000000);
}
int main(int argc, char **argv)
{
QTestState *s;
@ -56,6 +82,7 @@ int main(int argc, char **argv)
s = qtest_init("-machine ast2600-evb");
qtest_add_data_func("/ast2600/gpio/set_colocated_pins", s,
test_set_colocated_pins);
qtest_add_data_func("/ast2600/gpio/set_input_pins", s, test_set_input_pins);
r = g_test_run();
qtest_quit(s);