1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #ifndef __IRONLAKE_REGISTERS_HOST_BRIDGE_H__ 4 #define __IRONLAKE_REGISTERS_HOST_BRIDGE_H__ 5 6 #define EPBAR 0x40 7 #define MCHBAR 0x48 8 #define GGC 0x52 9 #define DEVEN 0x54 10 #define DEVEN_IGD (1 << 3) 11 #define DEVEN_PEG10 (1 << 1) 12 #define DEVEN_HOST (1 << 0) 13 14 #define DMIBAR 0x68 15 16 #define LAC 0x87 /* Legacy Access Control */ 17 18 #define REMAPBASE 0x98 19 #define REMAPLIMIT 0x9a 20 #define TOM 0xa0 21 #define TOUUD 0xa2 22 #define IGD_BASE 0xa4 23 #define GTT_BASE 0xa8 24 #define TSEG 0xac /* TSEG base */ 25 #define TOLUD 0xb0 26 27 #define SKPD 0xdc /* Scratchpad Data */ 28 29 #define CAPID0 0xe0 30 31 #endif /* __IRONLAKE_REGISTERS_HOST_BRIDGE_H__ */ 32