1/* 2 * cirrus.h 1.4 1999/10/25 20:03:34 3 * 4 * The contents of this file are subject to the Mozilla Public License 5 * Version 1.1 (the "License"); you may not use this file except in 6 * compliance with the License. You may obtain a copy of the License 7 * at http://www.mozilla.org/MPL/ 8 * 9 * Software distributed under the License is distributed on an "AS IS" 10 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See 11 * the License for the specific language governing rights and 12 * limitations under the License. 13 * 14 * The initial developer of the original code is David A. Hinds 15 * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds 16 * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. 17 * 18 * Alternatively, the contents of this file may be used under the 19 * terms of the GNU General Public License version 2 (the "GPL"), in which 20 * case the provisions of the GPL are applicable instead of the 21 * above. If you wish to allow the use of your version of this file 22 * only under the terms of the GPL and not to allow others to use 23 * your version of this file under the MPL, indicate your decision by 24 * deleting the provisions above and replace them with the notice and 25 * other provisions required by the GPL. If you do not delete the 26 * provisions above, a recipient may use your version of this file 27 * under either the MPL or the GPL. 28 */ 29 30#ifndef _LINUX_CIRRUS_H 31#define _LINUX_CIRRUS_H 32 33#ifndef PCI_VENDOR_ID_CIRRUS 34#define PCI_VENDOR_ID_CIRRUS 0x1013 35#endif 36#ifndef PCI_DEVICE_ID_CIRRUS_6729 37#define PCI_DEVICE_ID_CIRRUS_6729 0x1100 38#endif 39#ifndef PCI_DEVICE_ID_CIRRUS_6832 40#define PCI_DEVICE_ID_CIRRUS_6832 0x1110 41#endif 42 43#define PD67_MISC_CTL_1 0x16 /* Misc control 1 */ 44#define PD67_FIFO_CTL 0x17 /* FIFO control */ 45#define PD67_MISC_CTL_2 0x1E /* Misc control 2 */ 46#define PD67_CHIP_INFO 0x1f /* Chip information */ 47#define PD67_ATA_CTL 0x026 /* 6730: ATA control */ 48#define PD67_EXT_INDEX 0x2e /* Extension index */ 49#define PD67_EXT_DATA 0x2f /* Extension data */ 50 51/* PD6722 extension registers -- indexed in PD67_EXT_INDEX */ 52#define PD67_DATA_MASK0 0x01 /* Data mask 0 */ 53#define PD67_DATA_MASK1 0x02 /* Data mask 1 */ 54#define PD67_DMA_CTL 0x03 /* DMA control */ 55 56/* PD6730 extension registers -- indexed in PD67_EXT_INDEX */ 57#define PD67_EXT_CTL_1 0x03 /* Extension control 1 */ 58#define PD67_MEM_PAGE(n) ((n)+5) /* PCI window bits 31:24 */ 59#define PD67_EXTERN_DATA 0x0a 60#define PD67_MISC_CTL_3 0x25 61#define PD67_SMB_PWR_CTL 0x26 62 63/* I/O window address offset */ 64#define PD67_IO_OFF(w) (0x36+((w)<<1)) 65 66/* Timing register sets */ 67#define PD67_TIME_SETUP(n) (0x3a + 3*(n)) 68#define PD67_TIME_CMD(n) (0x3b + 3*(n)) 69#define PD67_TIME_RECOV(n) (0x3c + 3*(n)) 70 71/* Flags for PD67_MISC_CTL_1 */ 72#define PD67_MC1_5V_DET 0x01 /* 5v detect */ 73#define PD67_MC1_MEDIA_ENA 0x01 /* 6730: Multimedia enable */ 74#define PD67_MC1_VCC_3V 0x02 /* 3.3v Vcc */ 75#define PD67_MC1_PULSE_MGMT 0x04 76#define PD67_MC1_PULSE_IRQ 0x08 77#define PD67_MC1_SPKR_ENA 0x10 78#define PD67_MC1_INPACK_ENA 0x80 79 80/* Flags for PD67_FIFO_CTL */ 81#define PD67_FIFO_EMPTY 0x80 82 83/* Flags for PD67_MISC_CTL_2 */ 84#define PD67_MC2_FREQ_BYPASS 0x01 85#define PD67_MC2_DYNAMIC_MODE 0x02 86#define PD67_MC2_SUSPEND 0x04 87#define PD67_MC2_5V_CORE 0x08 88#define PD67_MC2_LED_ENA 0x10 /* IRQ 12 is LED enable */ 89#define PD67_MC2_FAST_PCI 0x10 /* 6729: PCI bus > 25 MHz */ 90#define PD67_MC2_3STATE_BIT7 0x20 /* Floppy change bit */ 91#define PD67_MC2_DMA_MODE 0x40 92#define PD67_MC2_IRQ15_RI 0x80 /* IRQ 15 is ring enable */ 93 94/* Flags for PD67_CHIP_INFO */ 95#define PD67_INFO_SLOTS 0x20 /* 0 = 1 slot, 1 = 2 slots */ 96#define PD67_INFO_CHIP_ID 0xc0 97#define PD67_INFO_REV 0x1c 98 99/* Fields in PD67_TIME_* registers */ 100#define PD67_TIME_SCALE 0xc0 101#define PD67_TIME_SCALE_1 0x00 102#define PD67_TIME_SCALE_16 0x40 103#define PD67_TIME_SCALE_256 0x80 104#define PD67_TIME_SCALE_4096 0xc0 105#define PD67_TIME_MULT 0x3f 106 107/* Fields in PD67_DMA_CTL */ 108#define PD67_DMA_MODE 0xc0 109#define PD67_DMA_OFF 0x00 110#define PD67_DMA_DREQ_INPACK 0x40 111#define PD67_DMA_DREQ_WP 0x80 112#define PD67_DMA_DREQ_BVD2 0xc0 113#define PD67_DMA_PULLUP 0x20 /* Disable socket pullups? */ 114 115/* Fields in PD67_EXT_CTL_1 */ 116#define PD67_EC1_VCC_PWR_LOCK 0x01 117#define PD67_EC1_AUTO_PWR_CLEAR 0x02 118#define PD67_EC1_LED_ENA 0x04 119#define PD67_EC1_INV_CARD_IRQ 0x08 120#define PD67_EC1_INV_MGMT_IRQ 0x10 121#define PD67_EC1_PULLUP_CTL 0x20 122 123/* Fields in PD67_MISC_CTL_3 */ 124#define PD67_MC3_IRQ_MASK 0x03 125#define PD67_MC3_IRQ_PCPCI 0x00 126#define PD67_MC3_IRQ_EXTERN 0x01 127#define PD67_MC3_IRQ_PCIWAY 0x02 128#define PD67_MC3_IRQ_PCI 0x03 129#define PD67_MC3_PWR_MASK 0x0c 130#define PD67_MC3_PWR_SERIAL 0x00 131#define PD67_MC3_PWR_TI2202 0x08 132#define PD67_MC3_PWR_SMB 0x0c 133 134/* Register definitions for Cirrus PD6832 PCI-to-CardBus bridge */ 135 136/* PD6832 extension registers -- indexed in PD67_EXT_INDEX */ 137#define PD68_EXT_CTL_2 0x0b 138#define PD68_PCI_SPACE 0x22 139#define PD68_PCCARD_SPACE 0x23 140#define PD68_WINDOW_TYPE 0x24 141#define PD68_EXT_CSC 0x2e 142#define PD68_MISC_CTL_4 0x2f 143#define PD68_MISC_CTL_5 0x30 144#define PD68_MISC_CTL_6 0x31 145 146/* Extra flags in PD67_MISC_CTL_3 */ 147#define PD68_MC3_HW_SUSP 0x10 148#define PD68_MC3_MM_EXPAND 0x40 149#define PD68_MC3_MM_ARM 0x80 150 151/* Bridge Control Register */ 152#define PD6832_BCR_MGMT_IRQ_ENA 0x0800 153 154/* Socket Number Register */ 155#define PD6832_SOCKET_NUMBER 0x004c /* 8 bit */ 156 157 158typedef struct cirrus_state_t { 159 u_char misc1, misc2; 160 u_char timer[6]; 161} cirrus_state_t; 162 163/* Cirrus options */ 164static int has_dma = -1; 165static int has_led = -1; 166static int has_ring = -1; 167static int dynamic_mode = 0; 168static int freq_bypass = -1; 169#ifdef CONFIG_CPC45 170static int setup_time = 2; 171static int cmd_time = 6; 172static int recov_time = 1; 173#else 174static int setup_time = -1; 175static int cmd_time = -1; 176static int recov_time = -1; 177#endif 178 179 180#endif /* _LINUX_CIRRUS_H */ 181