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sandbox: add tests for UCLASS_SM

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This patchs adds simple tests for Secure Monitor uclass.

Signed-off-by: Alexey Romanov <avromanov@salutedevices.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Link: https://lore.kernel.org/r/20230921081346.22157-5-avromanov@salutedevices.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Alexey Romanov
2023-09-21 11:13:37 +03:00
committed by Neil Armstrong
parent c3be2f18dd
commit c8e477ede3
2 changed files with 66 additions and 0 deletions
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1
test/dm/Makefile
View File

@@ -115,6 +115,7 @@ obj-$(CONFIG_DM_SPI) += spi.o
obj-$(CONFIG_SPMI) += spmi.o
obj-y += syscon.o
obj-$(CONFIG_RESET_SYSCON) += syscon-reset.o
obj-$(CONFIG_SM) += sm.o
obj-$(CONFIG_SYSINFO) += sysinfo.o
obj-$(CONFIG_SYSINFO_GPIO) += sysinfo-gpio.o
obj-$(CONFIG_UT_DM) += tag.o

65
test/dm/sm.c Normal file
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@@ -0,0 +1,65 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2023 SberDevices, Inc.
*
* Author: Alexey Romanov <avromanov@salutedevices.com>
*/
#include <common.h>
#include <dm.h>
#include <sm.h>
#include <sandbox-sm.h>
#include <asm/ptrace.h>
#include <dm/device-internal.h>
#include <dm/test.h>
#include <test/ut.h>
#include <linux/sizes.h>
static int dm_test_sm(struct unit_test_state *uts)
{
struct udevice *dev;
struct pt_regs regs;
char buffer[128] = { 0 };
char test_string[] = "secure-monitor";
int ret, val;
ut_assertok(uclass_get_device_by_name(UCLASS_SM,
"secure-monitor", &dev));
ret = sm_call(dev, SANDBOX_SMC_CMD_COUNT, NULL, &regs);
ut_asserteq(ret, -EINVAL);
ret = sm_call(dev, SANDBOX_SMC_CMD_COMMON, &val, &regs);
ut_asserteq(ret, 0);
ut_asserteq(val, 0);
ret = sm_call_write(dev, buffer, sizeof(buffer),
SANDBOX_SMC_CMD_COUNT, &regs);
ut_asserteq(ret, -EINVAL);
ret = sm_call_write(dev, buffer, SZ_4K + 1,
SANDBOX_SMC_CMD_WRITE_MEM, &regs);
ut_asserteq(ret, -EINVAL);
ret = sm_call_write(dev, buffer, sizeof(buffer),
SANDBOX_SMC_CMD_COUNT, &regs);
ut_asserteq(ret, -EINVAL);
ret = sm_call_write(dev, buffer, SZ_4K + 1,
SANDBOX_SMC_CMD_READ_MEM, &regs);
ut_asserteq(ret, -EINVAL);
ret = sm_call_write(dev, test_string, sizeof(test_string),
SANDBOX_SMC_CMD_WRITE_MEM, &regs);
ut_asserteq(ret, sizeof(test_string));
ret = sm_call_read(dev, buffer, sizeof(buffer),
SANDBOX_SMC_CMD_READ_MEM, &regs);
ut_asserteq(ret, sizeof(buffer));
ut_asserteq_str(buffer, test_string);
return 0;
}
DM_TEST(dm_test_sm, UT_TESTF_SCAN_FDT);