mirror of
https://source.denx.de/u-boot/u-boot.git
synced 2026-05-04 20:26:13 +02:00
6b0997c98c
The original value of the first variable msr (0x200) is not controlled by U-Boot. Don't make any assumption. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
39 lines
1016 B
C
39 lines
1016 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Tests for msr command
|
|
*
|
|
* Copyright 2024 Google LLC
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#include <test/cmd.h>
|
|
#include <test/ut.h>
|
|
|
|
static int cmd_test_msr(struct unit_test_state *uts)
|
|
{
|
|
ut_assertok(run_commandf("msr read 200"));
|
|
ut_assert_nextlinen("0000");
|
|
ut_assert_console_end();
|
|
|
|
/* change the first variable msr and see it reflected in the mtrr cmd */
|
|
ut_assertok(run_commandf("mtrr"));
|
|
ut_assert_nextline("CPU 65537:");
|
|
ut_assert_nextlinen("Reg");
|
|
ut_assert_nextlinen("0 Y Back");
|
|
ut_assertok(console_record_reset_enable());
|
|
|
|
/* change the type from 6 to 5 */
|
|
ut_assertok(run_commandf("msr write 200 0 ffe00005"));
|
|
ut_assert_console_end();
|
|
|
|
/* Now it shows 'Protect' */
|
|
ut_assertok(run_commandf("mtrr"));
|
|
ut_assert_nextline("CPU 65537:");
|
|
ut_assert_nextlinen("Reg");
|
|
ut_assert_nextlinen("0 Y Protect 00000000ffe00000");
|
|
ut_assertok(console_record_reset_enable());
|
|
|
|
return 0;
|
|
}
|
|
CMD_TEST(cmd_test_msr, UTF_CONSOLE);
|