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1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | /* | |
3 | * Tests for msr command | |
4 | * | |
5 | * Copyright 2024 Google LLC | |
6 | * Written by Simon Glass <[email protected]> | |
7 | */ | |
8 | ||
9 | #include <test/cmd.h> | |
10 | #include <test/ut.h> | |
11 | ||
12 | static int cmd_test_msr(struct unit_test_state *uts) | |
13 | { | |
14 | ut_assertok(run_commandf("msr read 200")); | |
15 | ut_assert_nextline("00000000 ffe00006"); | |
16 | ut_assert_console_end(); | |
17 | ||
18 | /* change the first variable msr and see it reflected in the mtrr cmd */ | |
19 | ut_assertok(run_commandf("mtrr")); | |
20 | ut_assert_nextline("CPU 65537:"); | |
21 | ut_assert_nextlinen("Reg"); | |
22 | ut_assert_nextlinen("0 Y Back 00000000ffe00000"); | |
23 | ut_assertok(console_record_reset_enable()); | |
24 | ||
25 | /* change the type from 6 to 5 */ | |
26 | ut_assertok(run_commandf("msr write 200 0 ffe00005")); | |
27 | ut_assert_console_end(); | |
28 | ||
29 | /* Now it shows 'Protect' */ | |
30 | ut_assertok(run_commandf("mtrr")); | |
31 | ut_assert_nextline("CPU 65537:"); | |
32 | ut_assert_nextlinen("Reg"); | |
33 | ut_assert_nextlinen("0 Y Protect 00000000ffe00000"); | |
34 | ut_assertok(console_record_reset_enable()); | |
35 | ||
36 | return 0; | |
37 | } | |
38 | CMD_TEST(cmd_test_msr, UTF_CONSOLE); |