coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
p2sb.h
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef _SOC_CANNONLAKE_P2SB_H_
4 #define _SOC_CANNONLAKE_P2SB_H_
5 
6 #define HPTC_OFFSET 0x60
7 #define HPTC_ADDR_ENABLE_BIT (1 << 7)
8 
9 #define PCH_P2SB_EPMASK0 0x220
10 
11 #endif