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/*
* cirrus.h 1.11 2003/09/09 07:05:40
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License
* at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and
* limitations under the License.
*
* The initial developer of the original code is David A. Hinds
* <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
* are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License version 2 (the "GPL"), in
* which case the provisions of the GPL are applicable instead of the
* above. If you wish to allow the use of your version of this file
* only under the terms of the GPL and not to allow others to use
* your version of this file under the MPL, indicate your decision by
* deleting the provisions above and replace them with the notice and
* other provisions required by the GPL. If you do not delete the
* provisions above, a recipient may use your version of this file
* under either the MPL or the GPL.
*/
#ifndef _LINUX_CIRRUS_H
#define _LINUX_CIRRUS_H
#ifndef PCI_VENDOR_ID_CIRRUS
#define PCI_VENDOR_ID_CIRRUS 0x1013
#endif
#ifndef PCI_DEVICE_ID_CIRRUS_6729
#define PCI_DEVICE_ID_CIRRUS_6729 0x1100
#endif
#ifndef PCI_DEVICE_ID_CIRRUS_6832
#define PCI_DEVICE_ID_CIRRUS_6832 0x1110
#endif
#define PD67_MISC_CTL_1 0x16 /* Misc control 1 */
#define PD67_FIFO_CTL 0x17 /* FIFO control */
#define PD67_MISC_CTL_2 0x1E /* Misc control 2 */
#define PD67_CHIP_INFO 0x1f /* Chip information */
#define PD67_ATA_CTL 0x026 /* 6730: ATA control */
#define PD67_EXT_INDEX 0x2e /* Extension index */
#define PD67_EXT_DATA 0x2f /* Extension data */
#define pd67_ext_get(s, r) \
(i365_set(s, PD67_EXT_INDEX, r), i365_get(s, PD67_EXT_DATA))
#define pd67_ext_set(s, r, v) \
(i365_set(s, PD67_EXT_INDEX, r), i365_set(s, PD67_EXT_DATA, v))
/* PD6722 extension registers -- indexed in PD67_EXT_INDEX */
#define PD67_DATA_MASK0 0x01 /* Data mask 0 */
#define PD67_DATA_MASK1 0x02 /* Data mask 1 */
#define PD67_DMA_CTL 0x03 /* DMA control */
/* PD6730 extension registers -- indexed in PD67_EXT_INDEX */
#define PD67_EXT_CTL_1 0x03 /* Extension control 1 */
#define PD67_MEM_PAGE(n) ((n)+5) /* PCI window bits 31:24 */
#define PD67_EXTERN_DATA 0x0a
#define PD67_EXT_CTL_2 0x0b
#define PD67_MISC_CTL_3 0x25
#define PD67_SMB_PWR_CTL 0x26
/* I/O window address offset */
#define PD67_IO_OFF(w) (0x36+((w)<<1))
/* Timing register sets */
#define PD67_TIME_SETUP(n) (0x3a + 3*(n))
#define PD67_TIME_CMD(n) (0x3b + 3*(n))
#define PD67_TIME_RECOV(n) (0x3c + 3*(n))
/* Flags for PD67_MISC_CTL_1 */
#define PD67_MC1_5V_DET 0x01 /* 5v detect */
#define PD67_MC1_MEDIA_ENA 0x01 /* 6730: Multimedia enable */
#define PD67_MC1_VCC_3V 0x02 /* 3.3v Vcc */
#define PD67_MC1_PULSE_MGMT 0x04
#define PD67_MC1_PULSE_IRQ 0x08
#define PD67_MC1_SPKR_ENA 0x10
#define PD67_MC1_INPACK_ENA 0x80
/* Flags for PD67_FIFO_CTL */
#define PD67_FIFO_EMPTY 0x80
/* Flags for PD67_MISC_CTL_2 */
#define PD67_MC2_FREQ_BYPASS 0x01
#define PD67_MC2_DYNAMIC_MODE 0x02
#define PD67_MC2_SUSPEND 0x04
#define PD67_MC2_5V_CORE 0x08
#define PD67_MC2_LED_ENA 0x10 /* IRQ 12 is LED enable */
#define PD67_MC2_FAST_PCI 0x10 /* 6729: PCI bus > 25 MHz */
#define PD67_MC2_3STATE_BIT7 0x20 /* Floppy change bit */
#define PD67_MC2_DMA_MODE 0x40
#define PD67_MC2_IRQ15_RI 0x80 /* IRQ 15 is ring enable */
/* Flags for PD67_CHIP_INFO */
#define PD67_INFO_SLOTS 0x20 /* 0 = 1 slot, 1 = 2 slots */
#define PD67_INFO_CHIP_ID 0xc0
#define PD67_INFO_REV 0x1c
/* Fields in PD67_TIME_* registers */
#define PD67_TIME_SCALE 0xc0
#define PD67_TIME_SCALE_1 0x00
#define PD67_TIME_SCALE_16 0x40
#define PD67_TIME_SCALE_256 0x80
#define PD67_TIME_SCALE_4096 0xc0
#define PD67_TIME_MULT 0x3f
/* Fields in PD67_DMA_CTL */
#define PD67_DMA_MODE 0xc0
#define PD67_DMA_OFF 0x00
#define PD67_DMA_DREQ_INPACK 0x40
#define PD67_DMA_DREQ_WP 0x80
#define PD67_DMA_DREQ_BVD2 0xc0
#define PD67_DMA_PULLUP 0x20 /* Disable socket pullups? */
/* Fields in PD67_EXT_CTL_1 */
#define PD67_EC1_VCC_PWR_LOCK 0x01
#define PD67_EC1_AUTO_PWR_CLEAR 0x02
#define PD67_EC1_LED_ENA 0x04
#define PD67_EC1_INV_CARD_IRQ 0x08
#define PD67_EC1_INV_MGMT_IRQ 0x10
#define PD67_EC1_PULLUP_CTL 0x20
/* Fields in PD67_EXTERN_DATA */
#define PD67_EXD_VS1(s) (0x01 << ((s)<<1))
#define PD67_EXD_VS2(s) (0x02 << ((s)<<1))
/* Fields in PD67_EXT_CTL_2 */
#define PD67_EC2_GPSTB_TOTEM 0x04
#define PD67_EC2_GPSTB_IOR 0x08
#define PD67_EC2_GPSTB_IOW 0x10
#define PD67_EC2_GPSTB_HIGH 0x20
/* Fields in PD67_MISC_CTL_3 */
#define PD67_MC3_IRQ_MASK 0x03
#define PD67_MC3_IRQ_PCPCI 0x00
#define PD67_MC3_IRQ_EXTERN 0x01
#define PD67_MC3_IRQ_PCIWAY 0x02
#define PD67_MC3_IRQ_PCI 0x03
#define PD67_MC3_PWR_MASK 0x0c
#define PD67_MC3_PWR_SERIAL 0x00
#define PD67_MC3_PWR_TI2202 0x08
#define PD67_MC3_PWR_SMB 0x0c
/* Register definitions for Cirrus PD6832 PCI-to-CardBus bridge */
/* PD6832 extension registers -- indexed in PD67_EXT_INDEX */
#define PD68_PCI_SPACE 0x22
#define PD68_PCCARD_SPACE 0x23
#define PD68_WINDOW_TYPE 0x24
#define PD68_EXT_CSC 0x2e
#define PD68_MISC_CTL_4 0x2f
#define PD68_MISC_CTL_5 0x30
#define PD68_MISC_CTL_6 0x31
/* Extra flags in PD67_MISC_CTL_3 */
#define PD68_MC3_HW_SUSP 0x10
#define PD68_MC3_MM_EXPAND 0x40
#define PD68_MC3_MM_ARM 0x80
/* Bridge Control Register */
#define PD6832_BCR_MGMT_IRQ_ENA 0x0800
/* Socket Number Register */
#define PD6832_SOCKET_NUMBER 0x004c /* 8 bit */
/* Data structure for tracking vendor-specific state */
typedef struct cirrus_state_t {
u_char misc1; /* PD67_MISC_CTL_1 */
u_char misc2; /* PD67_MISC_CTL_2 */
u_char ectl1; /* PD67_EXT_CTL_1 */
u_char timer[6]; /* PD67_TIME_* */
} cirrus_state_t;
#define CIRRUS_PCIC_ID \
IS_PD6729, IS_PD6730, IS_PD6832
#define CIRRUS_PCIC_INFO \
{ "Cirrus PD6729", IS_CIRRUS|IS_PCI, ID(CIRRUS, 6729) }, \
{ "Cirrus PD6730", IS_CIRRUS|IS_PCI, PCI_VENDOR_ID_CIRRUS, -1 }, \
{ "Cirrus PD6832", IS_CIRRUS|IS_CARDBUS, ID(CIRRUS, 6832) }
#endif /* _LINUX_CIRRUS_H */
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