1 /* 2 * Carsten Langgaard, carstenl@mips.com 3 * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. 4 * Copyright (C) 2013 Imagination Technologies Ltd. 5 * 6 * This program is free software; you can distribute it and/or modify it 7 * under the terms of the GNU General Public License (Version 2) as 8 * published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. 18 * 19 * Register definitions for Intel PIIX4 South Bridge Device. 20 */ 21 #ifndef __ASM_MIPS_BOARDS_PIIX4_H 22 #define __ASM_MIPS_BOARDS_PIIX4_H 23 24 /* PIRQX Route Control */ 25 #define PIIX4_FUNC0_PIRQRC 0x60 26 #define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_DISABLE (1 << 7) 27 #define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_MASK 0xf 28 #define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_MAX 16 29 /* Top Of Memory */ 30 #define PIIX4_FUNC0_TOM 0x69 31 #define PIIX4_FUNC0_TOM_TOP_OF_MEMORY_MASK 0xf0 32 /* Deterministic Latency Control */ 33 #define PIIX4_FUNC0_DLC 0x82 34 #define PIIX4_FUNC0_DLC_USBPR_EN (1 << 2) 35 #define PIIX4_FUNC0_DLC_PASSIVE_RELEASE_EN (1 << 1) 36 #define PIIX4_FUNC0_DLC_DELAYED_TRANSACTION_EN (1 << 0) 37 38 /* IDE Timing */ 39 #define PIIX4_FUNC1_IDETIM_PRIMARY_LO 0x40 40 #define PIIX4_FUNC1_IDETIM_PRIMARY_HI 0x41 41 #define PIIX4_FUNC1_IDETIM_PRIMARY_HI_IDE_DECODE_EN (1 << 7) 42 #define PIIX4_FUNC1_IDETIM_SECONDARY_LO 0x42 43 #define PIIX4_FUNC1_IDETIM_SECONDARY_HI 0x43 44 #define PIIX4_FUNC1_IDETIM_SECONDARY_HI_IDE_DECODE_EN (1 << 7) 45 46 #endif /* __ASM_MIPS_BOARDS_PIIX4_H */ 47