int fuse_override(u32 bank, u32 word, u32 val)
{
struct udevice *dev;
int ret;
switch (bank) {
case STM32MP_OTP_BANK:
ret = uclass_get_device_by_driver(UCLASS_MISC,
DM_GET_DRIVER(stm32mp_bsec),
&dev);
if (ret)
return ret;
ret = misc_write(dev, word * 4 + STM32_BSEC_SHADOW_OFFSET,
&val, 4);
break;
default:
printf("stm32mp %s: wrong value for bank %i\n",
__func__, bank);
ret = -EINVAL;
break;
}
return ret;
}
static int dm_test_misc(struct unit_test_state *uts)
{
struct udevice *dev;
u8 buf[16];
int id;
ulong last_ioctl;
bool enabled;
ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "misc-test", &dev));
/* Read / write tests */
ut_asserteq(4, misc_write(dev, 0, "TEST", 4));
ut_asserteq(5, misc_write(dev, 4, "WRITE", 5));
ut_asserteq(9, misc_read(dev, 0, buf, 9));
ut_assertok(memcmp(buf, "TESTWRITE", 9));
/* Call tests */
id = 0;
ut_assertok(misc_call(dev, 0, &id, 4, buf, 16));
ut_assertok(memcmp(buf, "Zero", 4));
id = 2;
ut_assertok(misc_call(dev, 0, &id, 4, buf, 16));
ut_assertok(memcmp(buf, "Two", 3));
ut_assertok(misc_call(dev, 1, &id, 4, buf, 16));
ut_assertok(memcmp(buf, "Forty-two", 9));
id = 1;
ut_assertok(misc_call(dev, 1, &id, 4, buf, 16));
ut_assertok(memcmp(buf, "Forty-one", 9));
/* IOCTL tests */
ut_assertok(misc_ioctl(dev, 6, NULL));
/* Read back last issued ioctl */
ut_assertok(misc_call(dev, 2, NULL, 0, &last_ioctl,
sizeof(last_ioctl)));
ut_asserteq(6, last_ioctl)
ut_assertok(misc_ioctl(dev, 23, NULL));
/* Read back last issued ioctl */
ut_assertok(misc_call(dev, 2, NULL, 0, &last_ioctl,
sizeof(last_ioctl)));
ut_asserteq(23, last_ioctl)
/* Enable / disable tests */
/* Read back enable/disable status */
ut_assertok(misc_call(dev, 3, NULL, 0, &enabled,
sizeof(enabled)));
ut_asserteq(true, enabled);
ut_assertok(misc_set_enabled(dev, false));
/* Read back enable/disable status */
ut_assertok(misc_call(dev, 3, NULL, 0, &enabled,
sizeof(enabled)));
ut_asserteq(false, enabled);
ut_assertok(misc_set_enabled(dev, true));
/* Read back enable/disable status */
ut_assertok(misc_call(dev, 3, NULL, 0, &enabled,
sizeof(enabled)));
ut_asserteq(true, enabled);
return 0;
}
