46f07718f7
Differential Revision: https://reviews.freebsd.org/D3068 Reviewed by: kib, wblock Approved by: kib Relnotes: yes
125 lines
4.4 KiB
C
125 lines
4.4 KiB
C
/*
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* Copyright (c) 2014 The DragonFly Project. All rights reserved.
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*
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* This code is derived from software contributed to The DragonFly Project
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* by Matthew Dillon <dillon@backplane.com> and was subsequently ported
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* to FreeBSD by Michael Gmelin <freebsd@grem.de>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name of The DragonFly Project nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific, prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_DEV_SMBUS_CYAPA_CYAPA_H_
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#define _SYS_DEV_SMBUS_CYAPA_CYAPA_H_
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#define CYAPA_MAX_MT 5
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/*
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* Boot-time registers. This is the device map
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* if (stat & CYAPA_STAT_RUNNING) is 0.
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*/
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struct cyapa_boot_regs {
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uint8_t stat; /* CYAPA_STAT_xxx */
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uint8_t boot; /* CYAPA_BOOT_xxx */
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uint8_t error;
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} __packed;
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#define CYAPA_BOOT_BUSY 0x80
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#define CYAPA_BOOT_RUNNING 0x10
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#define CYAPA_BOOT_DATA_VALID 0x08
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#define CYAPA_BOOT_CSUM_VALID 0x01
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#define CYAPA_ERROR_INVALID 0x80
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#define CYAPA_ERROR_INVALID_KEY 0x40
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#define CYAPA_ERROR_BOOTLOADER 0x20
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#define CYAPA_ERROR_CMD_CSUM 0x10
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#define CYAPA_ERROR_FLASH_PROT 0x08
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#define CYAPA_ERROR_FLASH_CSUM 0x04
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struct cyapa_regs {
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uint8_t stat;
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uint8_t fngr;
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struct {
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uint8_t xy_high; /* 7:4 high 4 bits of x */
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uint8_t x_low; /* 3:0 high 4 bits of y */
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uint8_t y_low;
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uint8_t pressure;
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uint8_t id; /* 1-15 incremented each touch */
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} touch[CYAPA_MAX_MT];
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} __packed;
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struct cyapa_cap {
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uint8_t prod_ida[5]; /* 0x00 - 0x04 */
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uint8_t prod_idb[6]; /* 0x05 - 0x0A */
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uint8_t prod_idc[2]; /* 0x0B - 0x0C */
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uint8_t reserved[6]; /* 0x0D - 0x12 */
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uint8_t buttons; /* 0x13 */
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uint8_t gen; /* 0x14, low 4 bits */
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uint8_t max_abs_xy_high;/* 0x15 7:4 high x bits, 3:0 high y bits */
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uint8_t max_abs_x_low; /* 0x16 */
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uint8_t max_abs_y_low; /* 0x17 */
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uint8_t phy_siz_xy_high;/* 0x18 7:4 high x bits, 3:0 high y bits */
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uint8_t phy_siz_x_low; /* 0x19 */
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uint8_t phy_siz_y_low; /* 0x1A */
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} __packed;
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#define CYAPA_STAT_RUNNING 0x80
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#define CYAPA_STAT_PWR_MASK 0x0C
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#define CYAPA_PWR_OFF 0x00
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#define CYAPA_PWR_IDLE 0x08
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#define CYAPA_PWR_ACTIVE 0x0C
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#define CYAPA_STAT_DEV_MASK 0x03
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#define CYAPA_DEV_NORMAL 0x03
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#define CYAPA_DEV_BUSY 0x01
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#define CYAPA_FNGR_DATA_VALID 0x08
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#define CYAPA_FNGR_MIDDLE 0x04
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#define CYAPA_FNGR_RIGHT 0x02
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#define CYAPA_FNGR_LEFT 0x01
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#define CYAPA_FNGR_NUMFINGERS(c) (((c) >> 4) & 0x0F)
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#define CYAPA_TOUCH_X(regs, i) ((((regs)->touch[i].xy_high << 4) & 0x0F00) | \
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(regs)->touch[i].x_low)
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#define CYAPA_TOUCH_Y(regs, i) ((((regs)->touch[i].xy_high << 8) & 0x0F00) | \
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(regs)->touch[i].y_low)
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#define CYAPA_TOUCH_P(regs, i) ((regs)->touch[i].pressure)
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#define CMD_BOOT_STATUS 0x00 /* only if in boot state */
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#define CMD_DEV_STATUS 0x00 /* only if in operational state */
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#define CMD_SOFT_RESET 0x28
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#define CMD_POWER_MODE 0x29
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#define CMD_POWER_MODE_OFF 0x00
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#define CMD_POWER_MODE_IDLE 0x14
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#define CMD_POWER_MODE_FULL 0xFC
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#define CMD_QUERY_CAPABILITIES 0x2A
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#endif
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