coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
early_init.c
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <bootblock_common.h>
4 #include <ec/acpi/ec.h>
5 
7 {
8  /* Enable USB Power. We need to do it early for usbdebug to work. */
9  ec_set_bit(0x3b, 4);
10 }
void ec_set_bit(u8 addr, u8 bit)
Definition: ec.c:133
void bootblock_mainboard_early_init(void)
Definition: early_init.c:11