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 /* SERIRQ Control */ 30 #define PIIX4_FUNC0_SERIRQC 0x64 31 #define PIIX4_FUNC0_SERIRQC_EN (1 << 7) 32 #define PIIX4_FUNC0_SERIRQC_CONT (1 << 6) 33 /* Top Of Memory */ 34 #define PIIX4_FUNC0_TOM 0x69 35 #define PIIX4_FUNC0_TOM_TOP_OF_MEMORY_MASK 0xf0 36 /* Deterministic Latency Control */ 37 #define PIIX4_FUNC0_DLC 0x82 38 #define PIIX4_FUNC0_DLC_USBPR_EN (1 << 2) 39 #define PIIX4_FUNC0_DLC_PASSIVE_RELEASE_EN (1 << 1) 40 #define PIIX4_FUNC0_DLC_DELAYED_TRANSACTION_EN (1 << 0) 41 /* General Configuration */ 42 #define PIIX4_FUNC0_GENCFG 0xb0 43 #define PIIX4_FUNC0_GENCFG_SERIRQ (1 << 16) 44 45 /* IDE Timing */ 46 #define PIIX4_FUNC1_IDETIM_PRIMARY_LO 0x40 47 #define PIIX4_FUNC1_IDETIM_PRIMARY_HI 0x41 48 #define PIIX4_FUNC1_IDETIM_PRIMARY_HI_IDE_DECODE_EN (1 << 7) 49 #define PIIX4_FUNC1_IDETIM_SECONDARY_LO 0x42 50 #define PIIX4_FUNC1_IDETIM_SECONDARY_HI 0x43 51 #define PIIX4_FUNC1_IDETIM_SECONDARY_HI_IDE_DECODE_EN (1 << 7) 52 53 /* Power Management Configuration Space */ 54 #define PIIX4_FUNC3_PMBA 0x40 55 #define PIIX4_FUNC3_PMREGMISC 0x80 56 #define PIIX4_FUNC3_PMREGMISC_EN (1 << 0) 57 58 /* Power Management IO Space */ 59 #define PIIX4_FUNC3IO_PMSTS 0x00 60 #define PIIX4_FUNC3IO_PMSTS_PWRBTN_STS (1 << 8) 61 #define PIIX4_FUNC3IO_PMCNTRL 0x04 62 #define PIIX4_FUNC3IO_PMCNTRL_SUS_EN (1 << 13) 63 #define PIIX4_FUNC3IO_PMCNTRL_SUS_TYP (0x7 << 10) 64 #define PIIX4_FUNC3IO_PMCNTRL_SUS_TYP_SOFF (0x0 << 10) 65 #define PIIX4_FUNC3IO_PMCNTRL_SUS_TYP_STR (0x1 << 10) 66 67 /* Data for magic special PCI cycle */ 68 #define PIIX4_SUSPEND_MAGIC 0x00120002 69 70 #endif /* __ASM_MIPS_BOARDS_PIIX4_H */ 71