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- /*
- * Copyright (c) 2014 Google, Inc
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- .globl early_board_init
- early_board_init:
- /* Enable post codes to EC */
- #ifdef CONFIG_EARLY_POST_CROS_EC
- mov $0x1b, %ecx
- rdmsr
- and $0x100, %eax
- test %eax, %eax
- je 1f
- mov $0x8000f8f0, %eax
- mov $0xcf8, %dx
- out %eax, (%dx)
- mov $0xfed1c001, %eax
- mov $0xcfc, %dx
- out %eax, (%dx)
- mov $0xfed1f410, %esp
- mov (%esp), %eax
- and $0xfffffffb, %eax
- mov %eax, (%esp)
- 1:
- #endif
- jmp early_board_init_ret
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