/*
 * hardware.h -- low level definitions to access Embedded Controller and co.
 * 
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * Written by Soós Péter <sp@osb.hu>, 2002-2004
 * Modified by Mathieu Bérard <mathieu.berard@crans.org>, 2006-2007
 */

#include <linux/acpi.h>
#include "compat.h"

/*
 * Quite ugly:
 * on_mask and off_maks are also used to store the i8042 data for kbc backend.
 * an union seemed overkilled
 */

struct omnibook_backend;

struct omnibook_operation {
		struct omnibook_backend *backend;
		unsigned long read_addr; /* address for data reading */
		unsigned long write_addr; /* address for data writing */
		u8 read_mask; /* read mask */
		int on_mask; /* mask to set (pos value) or unset (neg value) to put feature in on state */
		int off_mask; /* mask to set (pos value) or unset (neg value) to put feature in off state */
};

#define COMMAND(backend,data_on,data_off) { backend, 0, 0, 0, data_on, data_off }
#define SIMPLE_BYTE(backend,addr,mask) { backend, addr, addr, mask, 0, 0 }

struct omnibook_tbl {
	enum omnibook_ectype_t ectypes;
	struct omnibook_operation io_op;
};

/*
 * Backend interface definition
 */

struct omnibook_backend {
	const char *name;	/* backend name */
	struct mutex mutex;	/* serializes all access to backend functions */
	const unsigned int hotkeys_read_cap; /* hotkey probing mask */
	const unsigned int hotkeys_write_cap; /* hotkey setting mask */

	/* Public data fields, access with mutex held */
	unsigned int hotkeys_state;	/* saved hotkeys state */
	unsigned int touchpad_state;	/* saved touchpad state */
	unsigned int muteled_state;	/* saved muteled state */
	unsigned int cooling_state;	/* saved cooling method state */

	/* Public function pointers */
	int (*init) (const struct omnibook_operation *); 
	void (*exit) (const struct omnibook_operation *);
	int (*byte_read) (const struct omnibook_operation *, u8 *); 
	int (*byte_write) (const struct omnibook_operation *, u8);
	int (*aerial_get) (const struct omnibook_operation *, unsigned int *);
	int (*aerial_set) (const struct omnibook_operation *, unsigned int);
	int (*hotkeys_get) (const struct omnibook_operation *, unsigned int *);
	int (*hotkeys_set) (const struct omnibook_operation *, unsigned int);
	int (*display_get) (const struct omnibook_operation *, unsigned int *);
	int (*display_set) (const struct omnibook_operation *, unsigned int);
	int (*throttle_get) (const struct omnibook_operation *, unsigned int *);
	int (*throttle_set) (const struct omnibook_operation *, unsigned int);

	/* Private fields, never to be accessed outside backend code */
	struct kref kref;	/* Reference counter of this backend */
	void *data;		/* private data pointer */
	int already_failed;	/* Backend init already failed at least once */
};

extern struct omnibook_backend kbc_backend;
extern struct omnibook_backend pio_backend;
extern struct omnibook_backend ec_backend;
extern struct omnibook_backend acpi_backend;
extern struct omnibook_backend nbsmi_backend;
extern struct omnibook_backend compal_backend;

#define KBC   &kbc_backend
#define PIO   &pio_backend
#define EC    &ec_backend
#define ACPI  &acpi_backend
#define SMI   &nbsmi_backend
#define CDI   &compal_backend

int __omnibook_apply_write_mask(const struct omnibook_operation *io_op, int toggle);
int __omnibook_toggle(const struct omnibook_operation *io_op, int toggle);

/*
 * Lock helper functions. Defines locking and __prefixed non locking variants.
 */

#define helper_func(func) \
static inline int backend_##func##_get(const struct omnibook_operation *io_op, unsigned int *data) \
{ \
	int retval; \
	if(mutex_lock_interruptible(&io_op->backend->mutex)) \
		return -ERESTARTSYS; \
	retval = io_op->backend->func##_get(io_op, data); \
	mutex_unlock(&io_op->backend->mutex); \
	return retval; \
} \
static inline int backend_##func##_set(const struct omnibook_operation *io_op, unsigned int data) \
{ \
	int retval; \
	if(mutex_lock_interruptible(&io_op->backend->mutex)) \
		return -ERESTARTSYS; \
	retval = io_op->backend->func##_set(io_op, data); \
	mutex_unlock(&io_op->backend->mutex); \
	return retval; \
}\
static inline int __backend_##func##_get(const struct omnibook_operation *io_op, unsigned int *data) \
{ \
	int retval; \
	WARN_ON(!mutex_is_locked(&io_op->backend->mutex)); \
	retval = io_op->backend->func##_get(io_op, data); \
	return retval; \
} \
static inline int __backend_##func##_set(const struct omnibook_operation *io_op, unsigned int data) \
{ \
	int retval; \
	WARN_ON(!mutex_is_locked(&io_op->backend->mutex)); \
	retval = io_op->backend->func##_set(io_op, data); \
	return retval; \
}

helper_func(aerial)
helper_func(hotkeys)
helper_func(display)
helper_func(throttle)

static inline int backend_byte_read(const struct omnibook_operation *io_op, u8 *data)
{
	int retval;
	if(mutex_lock_interruptible(&io_op->backend->mutex))
		return -ERESTARTSYS;
	retval = io_op->backend->byte_read(io_op, data);
	mutex_unlock(&io_op->backend->mutex);
	return retval;
}

static inline int backend_byte_write(const struct omnibook_operation *io_op, u8 data)
{
	int retval;
	if(mutex_lock_interruptible(&io_op->backend->mutex))
		return -ERESTARTSYS;
	retval = io_op->backend->byte_write(io_op, data);
	mutex_unlock(&io_op->backend->mutex);
	return retval;
}

static inline int __backend_byte_read(const struct omnibook_operation *io_op, u8 *data)
{
	int retval;
	WARN_ON(!mutex_is_locked(&io_op->backend->mutex));
	retval = io_op->backend->byte_read(io_op, data);
	return retval;
}

static inline int __backend_byte_write(const struct omnibook_operation *io_op, u8 data)
{
	int retval;
	WARN_ON(!mutex_is_locked(&io_op->backend->mutex));
	retval = io_op->backend->byte_write(io_op, data);
	return retval;
}

static inline int omnibook_apply_write_mask(const struct omnibook_operation *io_op, int toggle)
{
	int retval;
	if(mutex_lock_interruptible(&io_op->backend->mutex))
		return -ERESTARTSYS;
	retval = __omnibook_apply_write_mask(io_op, toggle);
	mutex_unlock(&io_op->backend->mutex);
	return retval;
}

static inline int omnibook_toggle(const struct omnibook_operation *io_op, int toggle)
{
	int retval;
	if(mutex_lock_interruptible(&io_op->backend->mutex))
		return -ERESTARTSYS;
	retval = __omnibook_toggle(io_op, toggle);
	mutex_unlock(&io_op->backend->mutex);
	return retval;
}

/*
 * Timeout in ms for sending to controller
 */

#define OMNIBOOK_TIMEOUT                250


/*
 *	Embedded controller adresses
 */

#define XE3GF_CHGM	0x90	/* , 16 bit */
#define XE3GF_CHGS	0x92	/* , 16 bit */
#define XE3GF_CHGC	0x94	/* Current charge of board, 16 bit */
#define XE3GF_CHGV	0x96	/* Current voltage, 16 bit */
#define XE3GF_CHGA	0x98	/* Current intensity, 16 bit */
#define XE3GF_BAL	0x9A	/* Battery present status */
#define XE3GF_STA1	0x9C	/* Various status bits */
#define XE3GF_CSPR	0xA1	/* Port replicator status, 1 bit */
#define XE3GF_ADP	0xA3	/* AC acapter status, 1 bit */
#define XE3GF_FOT	0xA5	/* Fan off temperature, 8 bit */
#define XE3GF_FSD1	0xA6	/* Fan on temperature, 8 bit */
#define XE3GF_FSD2	0xA7	/* Fan level 2 temperature, 8 bit */
#define XE3GF_FSD3	0xA8	/* Fan level 3 temperature, 8 bit */
#define XE3GF_FSD4	0xA9	/* Fan level 4 temperature, 8 bit */
#define XE3GF_FSD5	0xAA	/* Fan level 5 temperature, 8 bit */
#define XE3GF_FSD6	0xAB	/* Fan level 6 temperature, 8 bit */
#define XE3GF_FSD7	0xAC	/* Fan level 7 temperature, 8 bit */
#define XE3GF_FSRD	0xAD	/* Fan status, 8 bit */
#define XE3GF_CTMP	0xB0	/* CPU tempetature, 8 bit */
#define XE3GF_BRTS	0xB9	/* LCD brightness, 4 bit */
#define XE3GF_BTY0	0xC0	/* Battery 0 type, 1 bit */
#define XE3GF_BST0	0xC1	/* Battery 0 status, 3 bit */
#define XE3GF_BRC0	0xC2	/* Battery 0 remaining capacity, 16 bit */
#define XE3GF_BSN0	0xC4	/* Battery 0 serial number 16 bit */
#define XE3GF_BPV0	0xC6	/* Battery 0 present voltage, 16 bit */
#define XE3GF_BDV0	0xC8	/* Battery 0 design voltage 16 bit */
#define XE3GF_BDC0	0xCA	/* Battery 0 design capacity 16 bit */
#define XE3GF_BFC0	0xCC	/* Battery 0 last full capacity 16 bit */
#define XE3GF_GAU0	0xCE	/* Battery 0 gauge, 8 bit */
#define XE3GF_BTY1	0xD0	/* Battery 1 type, 1 bit */
#define XE3GF_BST1	0xD1	/* Battery 1 status, 3 bit */
#define XE3GF_BRC1	0xD2	/* Battery 1 remaining capacity, 16 bit */
#define XE3GF_BSN1	0xD4	/* Battery 1 serial number, 16 bit */
#define XE3GF_BPV1	0xD6	/* Battery 1 present voltage, 16 bit */
#define XE3GF_BDV1	0xD8	/* Battery 1 design voltage 16 bit */
#define XE3GF_BDC1	0xDA	/* Battery 1 design capacity 16 bit */
#define XE3GF_BFC1	0xDC	/* Battery 1 last full capacity 16 bit */
#define XE3GF_GAU1	0xDE	/* Battery 1 gauge, 8 bit */

/*
 * Bitmasks for sub byte values
 */

#define XE3GF_SHDD_MASK		0x40	/* External display status */
#define XE3GF_CSPR_MASK		0x01	/* Port replicator status */
#define XE3GF_ADP_MASK		0x20	/* AC acapter status */
#define XE3GF_BAL0_MASK		0x01	/* Battery 0 present */
#define XE3GF_BAL1_MASK		0x02	/* Battery 1 present */
#define XE3GF_BMF_MASK		0x70	/* Model code */
#define XE3GF_BTY_MASK		0x80	/* Type: Ni-MH or Li-Ion */
#define XE3GF_BST_MASK_DSC	0x01	/* Discarging */
#define XE3GF_BST_MASK_CHR	0x02	/* Charging */
#define XE3GF_BST_MASK_CRT	0x04	/* Critical */
#define XE3GF_FSRD_MASK_S1	0x01	/* Fan level 1 */
#define XE3GF_FSRD_MASK_S2	0x02	/* Fan level 2 */
#define XE3GF_FSRD_MASK_S3	0x04	/* Fan level 3 */
#define XE3GF_FSRD_MASK_S4	0x08	/* Fan level 4 */
#define XE3GF_FSRD_MASK_S5	0x10	/* Fan level 5 */
#define XE3GF_FSRD_MASK_S6	0x20	/* Fan level 6 */
#define XE3GF_FSRD_MASK_S7	0x40	/* Fan level 7 */
#define XE3GF_BRTS_MASK		0x0F	/* LCD brightness */
#define XE3GF_FAN_ON_MASK	0x02	/* Fan on */

/*
 * OmniBook XE3 GC values
 */

#define XE3GC_CTMP	0x28	/* CPU tempetature, 8 bit */
#define XE3GC_STA1	0x30	/* Various status bits */
#define XE3GC_Q0A	0x31	/* Various status bits */
#define XE3GC_CCUR	0x38	/* Current charge of board, 16 bit ? */
#define XE3GC_CVOL	0x3A	/* Current voltage, 16 bit ? */
#define XE3GC_CARM	0x3C	/* Current intensity, 16 bit ? */
#define XE3GC_BAT	0x3E	/* Battery present status */
#define XE3GC_BST0	0x40	/* Battery 0 status, 3 bit */
#define XE3GC_BPR0	0x41	/* Battery 0 present rate, 16 bit ? */
#define XE3GC_BRC0	0x43	/* Battery 0 remaining capacity, 16 bit */
#define XE3GC_BPV0	0x45	/* Battery 0 present voltage, 16 bit */
#define XE3GC_BDV0	0x47	/* Battery 0 design voltage 16 bit */
#define XE3GC_BDC0	0x49	/* Battery 0 design capacity 16 bit */
#define XE3GC_BTY0	0x4A	/* Battery 0 type, 1 bit ? */
#define XE3GC_BTP0	0x4B	/* Battery 0 ?, 1 bit */
#define XE3GC_BSN0	0x4C	/* Battery 0 serial number, 8 bit ? */
#define XE3GC_BMF0	0x4D	/* Battery 0 ?,8 bit */
#define XE3GC_BST1	0x50	/* Battery 1 status, 3 bit */
#define XE3GC_BPR1	0x51	/* Battery 1 present rate, 16 bit ? */
#define XE3GC_BRC1	0x53	/* Battery 1 remaining capacity, 16 bit */
#define XE3GC_BPV1	0x55	/* Battery 1 present voltage, 16 bit */
#define XE3GC_BDV1	0x57	/* Battery 1 design voltage 16 bit */
#define XE3GC_BDC1	0x59	/* Battery 1 design capacity 16 bit */
#define XE3GC_BTY1	0x5A	/* Battery 1 type, 1 bit ? */
#define XE3GC_BTP1	0x5B	/* Battery 1 ?, 1 bit */
#define XE3GC_BSN1	0x5C	/* Battery 1 serial number, 8 bit ? */
#define XE3GC_BMF1	0x5D	/* Battery 1 ?,8 bit */
#define XE3GC_STA2	0x61	/* Various status bits */
#define XE3GC_BTVL	0x6A	/* LCD brightness, 4 bit */

/*
 * Bitmasks for sub byte values
 */

#define XE3GC_ADP_MASK		0x40	/* AC acapter status */
#define XE3GC_BAT0_MASK		0x01	/* Battery 0 present */
#define XE3GC_BAT1_MASK		0x02	/* Battery 1 present */
#define XE3GC_BTY_MASK		0x01	/* Type: Ni-MH or Li-Ion */
#define XE3GC_BST_MASK_DSC	0x01	/* Discarging */
#define XE3GC_BST_MASK_CHR	0x02	/* Charging */
#define XE3GC_BST_MASK_CRT	0x04	/* Critical */
#define XE3GC_CRTI_MASK		0x04	/* External display status */
#define XE3GC_SLPB_MASK		0x01	/* Sleep button pressed */
#define XE3GC_F5_MASK		0x02	/* Fn-F5 - LCD/CRT switch pressed */
#define XE3GC_VOLD_MASK		0x04	/* Fn-down arrow or Volume down pressed */
#define XE3GC_VOLU_MASK		0x08	/* Fn-up arrow or Volume up pressed */
#define XE3GC_MUTE_MASK		0x10	/* Fn+F7 - Volume mute pressed */
#define XE3GC_CNTR_MASK		0x20	/* Fn+F3/Fn+F4 - Contrast up or down pressed */
#define XE3GC_BRGT_MASK		0x40	/* Fn+F1/Fn+F2 - Brightness up or down pressed */
#define XE3GC_BTVL_MASK		0x0F	/* LCD brightness */

/*
 * Toshiba Satellite A105 values and mask
 */

#define A105_BNDT				0xA3	/* LCD brightness */
#define A105_BNDT_MASK				0x0F

/*
 * Fujitsu Amilo D values
 */

#define AMILOD_TMP	0x28	/* CPU tempetature, 8 bit */
#define AMILOD_STA1	0x30	/* Various status bits */
#define AMILOD_BAT	0x3E	/* Battery present status */
#define AMILOD_BDC0	0x40	/* Battery 0 design capacity 16 bit */
#define AMILOD_BDV0	0x42	/* Battery 0 design voltage 16 bit */
#define AMILOD_BTY0	0x44	/* Battery 0 type, 1 bit ? */
#define AMILOD_BST0	0x45	/* Battery 0 status, 3 bit */
#define AMILOD_BPR0	0x46	/* Battery 0 present rate, 16 bit ? */
#define AMILOD_BRC0	0x48	/* Battery 0 remaining capacity, 16 bit */
#define AMILOD_BPV0	0x4A	/* Battery 0 present voltage, 16 bit */
#define AMILOD_BTP0	0x4C	/* Battery 0 ?, 1 bit */
#define AMILOD_BDC1	0x50	/* Battery 1 design capacity 16 bit */
#define AMILOD_BDV1	0x52	/* Battery 1 design voltage 16 bit */
#define AMILOD_BTY1	0x54	/* Battery 1 type, 1 bit ? */
#define AMILOD_BST1	0x55	/* Battery 1 status, 3 bit */
#define AMILOD_BPR1	0x56	/* Battery 1 present rate, 16 bit ? */
#define AMILOD_BRC1	0x58	/* Battery 1 remaining capacity, 16 bit */
#define AMILOD_BPV1	0x5A	/* Battery 1 present voltage, 16 bit */
#define AMILOD_BTP1	0x5C	/* Battery 1 ?, 1 bit */
#define AMILOD_CBRG	0x6F	/* LCD brightness, 4 bit */

/*
 * Bitmasks for sub byte values
 */

#define AMILOD_ADP_MASK		0x40	/* AC acapter status */
#define AMILOD_BAT0_MASK	0x01	/* Battery 0 present */
#define AMILOD_BAT1_MASK	0x02	/* Battery 1 present */
#define AMILOD_BTY_MASK		0x01	/* Type: Ni-MH or Li-Ion */
#define AMILOD_BST_MASK_DSC	0x01	/* Discarging */
#define AMILOD_BST_MASK_CHR	0x02	/* Charging */
#define AMILOD_BST_MASK_CRT	0x04	/* Critical */
#define AMILOD_CBRG_MASK	0x0F	/* LCD brightness */

/*
 * OmniBook 500, 510, 6000, 6100, XE2 values
 */

#define OB500_STA1	0x44	/* Various status bits */
#define OB500_STA2	0x50	/* Various status bits */
#define OB500_CTMP	0x55	/* CPU tempetature, 8 bit */
#define OB500_BT1I	0x58	/* Battery 1 ? 16 bit */
#define OB500_BT1C	0x5A	/* Battery 1 remaining capacity 16 bit ? */
#define OB500_BT1V	0x5C	/* Battery 1 present voltage 16 bit ? */
#define OB500_BT1S	0x5E	/* Battery 1 status 3 bit ? */
#define OB500_BT2I	0x6A	/* Battery 2 ? 16 bit */
#define OB500_BT2C	0x6C	/* Battery 2 remaining capacity 16 bit ? */
#define OB500_BT2V	0x6E	/* Battery 2 present voltage 16 bit ? */
#define OB500_BT2S	0x70	/* Battery 2 status 3 bit ? */
#define OB500_BT3I	0x5F	/* Battery 3 ? 16 bit */
#define OB500_BT3C	0x61	/* Battery 3 remaining capacity 16 bit ? */
#define OB500_BT3V	0x63	/* Battery 3 present voltage 16 bit ? */
#define OB500_BT3S	0x65	/* Battery 3 status 3 bit ? */

#define OB6000_STA1	0x77	/* Various status bits */

#define XE2_STA1	0x50	/* Various status bits */

/*
 * Bitmasks for sub byte values
 */

#define OB500_LIDS_MASK		0x01	/* LID status */
#define OB500_CRTS_MASK		0x20	/* External display status */
#define OB500_SLPS_MASK		0x40	/* Sleep button status */
#define OB500_DCKS_MASK		0x80	/* Docking status */
#define OB500_ADP_MASK		0x02	/* AC acapter status */
#define OB500_BST_MASK_DSC	0x01	/* Discarging */
#define OB500_BST_MASK_CHR	0x02	/* Charging */
#define OB500_BST_MASK_CRT	0x04	/* Critical */

#define OB6000_FAN_MASK		0x10	/* Fan status */

#define XE2_ADP_MASK		0x02	/* AC acapter status */

/*
 * OmniBook 4150
 */

#define OB4150_TMP		0x28	/* CPU tempetature, 8 bit */
#define OB4150_STA1		0x2E	/* Various status bits */
#define OB4150_STA2		0x2F	/* Various status bits */
#define OB4150_ADP		0x30	/* AC acapter status, 1 bit */
#define OB4150_DCID		0x2C	/* Port replicator */

/*
 * Bitmasks for sub byte values
 */

#define OB4150_FAN_MASK		0x01	/* Fan status */
#define OB4150_ADP_MASK		0x40	/* AC acapter status */
#define OB4150_CRST_MASK	0x20	/* External display status */

/*
 *	Keyboard controller command for some laptop functions
 */

#define OMNIBOOK_KBC_CONTROL_CMD		0x59

/*
 *	Keyboard controller command parameters for functions available via kbc
 */

#define OMNIBOOK_KBC_CMD_ONETOUCH_ENABLE	0x90	/* Enables OneTouch buttons */
#define OMNIBOOK_KBC_CMD_ONETOUCH_DISABLE	0x91	/* Disables OneTouch buttons */
#define OMNIBOOK_KBC_CMD_TOUCHPAD_ENABLE	0xAA	/* Enables touchpad */
#define OMNIBOOK_KBC_CMD_TOUCHPAD_DISABLE	0xA9	/* Disables touchpad */
#define OMNIBOOK_KBC_CMD_LCD_ON			0xE1	/* Turns LCD display on */
#define OMNIBOOK_KBC_CMD_LCD_OFF		0xE2	/* Turns LCD display off */
#define OMNIBOOK_KBC_CMD_MUTELED_ON     	0x94	/* Turns (xe4500) Mute LED on */
#define OMNIBOOK_KBC_CMD_MUTELED_OFF    	0x95	/* Turns (xe4500) Mute LED off */
#define OMNIBOOK_KBC_CMD_AC_POWER_ENABLE	0xC2	/* Enable AC power */
#define OMNIBOOK_KBC_CMD_AC_POWER_DISABLE	0xC1	/* Disable AC power */

/*
 * Other I/O ports
 */

#define ACL00_AC_STAT		0x11B9	/* AC adapter status on ACL00 */
#define ACL00_AC_MASK		0x04	/* Bitmask for AC adapter status on ACL00 */
#define TOSH3K_AC_STAT		0x102D	/* AC adapter status on Toshiba 3000 */
#define TOSH3K_AC_MASK		0x08	/* Bitmask for AC adapter status on Toshiba 3000 */
#define XE3GF_AC_STAT		0x11B9	/* AC adapter status on XE3 GF */
#define XE3GF_AC_MASK		0x04	/* Bitmask for AC adapter status on XE3 GF */
#define XE3GF_LID_STAT		0x11AD	/* LID switch status on XE3 GF */
#define XE3GF_LID_MASK		0x20	/* Bitmask for LID switch status on XE3 GF */
#define XE3GC_SMIC		0xFE00

#define OB500_GPO1		0x8034	/* Fan control */
#define OB510_GPO2		0x11B9	/* LCD backlight */
#define OB510_GPIO		0x118F	/* Fan control */

#define OB500_FAN_ON_MASK	0x0A	/* Turn fan on with zero bits */
#define OB500_FAN_OFF_MASK	0x08	/* Fan status/off */
#define OB500_BKLT_MASK		0x40	/* LCD backlight */
#define OB510_FAN_ON_MASK	0x18	/* Turn fan on with zero bits */
#define OB510_FAN_OFF_MASK	0x10	/* Turn fan on */
#define OB510_BKLT_MASK		0x01	/* LCD backlight */

#define XE2_FAN_MASK		0x02	/* Turn fan on with zero bit */

/*
 * Memory adresses
 */

#define XE3GC_BCMD		0xFFFFEBC

/*
 * Toshiba Satellite A105 values and mask
 */

#define A105_BNDT		0xA3	/* LCD brightness */
#define A105_BNDT_MASK		0x0F

/*
 * Index and values for Command/Data/Index interface
 * Notice similitudes with commands code for kbc
 */

#define TSM70_FN_INDEX		0x45
#define TSM70_FN_ENABLE		0x75
#define TSM70_FN_DISABLE	0x74
#define TSM70_HOTKEYS_INDEX	0x59
#define TSM70_HOTKEYS_ENABLE	0x90
#define TSM70_HOTKEYS_DISABLE	0x91
#define TSM70_LCD_READ		0x5C
#define TSM70_LCD_WRITE		0x5D
#define TSM70_TOUCHPAD_ON 	0x80
#define TSM70_TOUCHPAD_OFF	0x81
#define TSM100_BLANK_INDEX	0x59
#define	TSM100_LCD_ON		0xe1
#define	TSM100_LCD_OFF		0xe2
#define TSM70_COOLING_OFFSET	0xb0
#define TSM70_COOLING_POWERSAVE	0x0
#define TSM70_COOLING_PERF	0x2

/* Toshiba SMI funtions and constants*/
#define SMI_FN_PRESSED		0x8f
#define SMI_SET_LCD_BRIGHTNESS	0xa2
#define SMI_GET_LCD_BRIGHTNESS	0xa3
#define SMI_GET_KILL_SWITCH	0xa4
#define SMI_SET_AERIAL		0xa5
#define SMI_GET_AERIAL		0xa6
#define SMI_SET_DISPLAY_STATE	0xa7
#define SMI_GET_DISPLAY_STATE	0xa8
#define SMI_SET_FN_INTERFACE	0xa9
#define SMI_GET_FN_INTERFACE	0xaa
#define SMI_GET_FN_LAST_SCAN	0xab
#define SMI_SET_DOCK		0xac	/* Undocumented */
#define SMI_GET_DOCK		0xad	/* Undocumented */
#define SMI_SET_FN_F5_INTERFACE	0xc2

#define SMI_FN_KEYS_MASK	0x01
#define SMI_STICK_KEYS_MASK	0x02
#define SMI_FN_TWICE_LOCK_MASK	0x04
#define SMI_FN_DOCK_MASK	0x08

#define SMI_FN_SCAN		0x6d	/* Fn key scancode */
#define	SMI_DOCK_SCAN		0x6e	/* Dock scancode */

/* Toshiba HCI method and constants */
#define HCI_METHOD		"SPFC"
#define HCI_WORDS		6

#define HCI_GET			0xfe00
#define HCI_SET			0xff00

#define HCI_HOTKEY_EVENT	0x001e
#define HCI_RF_CONTROL		0x0056

#define HCI_ENABLE		0x0001
#define HCI_DISABLE		0x0000

#define HCI_WIRELESS_CHECK	0x0001
#define HCI_WIRELESS_POWER	0x0200

#define HCI_SUCCESS		0x0000
#define HCI_FAILURE		0x1000
#define HCI_NOT_SUPPORTED	0x8000

/* Toshiba Satellite X205 methods */
#define TSX205_EVENTS_METHOD	"INFO"
#define TSX205_NOTIFY_METHOD	"NTFY"
#define TSX205_KILLSW_METHOD	"KLSW"
#define TSX205_SLIVDO_METHOD	"CSLI"

#define ACPI_FN_MASK		0x01
#define ACPI_FN_SCAN		0x6e	/* Fn key scancode */

/* HCI key definitions */
#define HCI_FN_RELEASED		0x100
#define HCI_MUTE		0x101
#define HCI_1			0x102
#define HCI_2			0x103
#define HCI_SPACE		0x139
#define HCI_BREAK		0x13b
#define HCI_BSM			0x13c
#define HCI_SUSPEND		0x13d
#define HCI_HIBERNATE		0x13e
#define HCI_VIDEOOUT		0x13f
#define HCI_BRIGHTNESSDOWN	0x140
#define HCI_BRIGHTNESSUP	0x141
#define HCI_WLAN		0x142
#define HCI_TOUCHPAD		0x143
#define HCI_FN_PRESSED		0x17f