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Diffstat (limited to 'sys/dev/cyapa/cyapa.h')
| -rw-r--r-- | sys/dev/cyapa/cyapa.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/sys/dev/cyapa/cyapa.h b/sys/dev/cyapa/cyapa.h new file mode 100644 index 0000000..eeef994 --- /dev/null +++ b/sys/dev/cyapa/cyapa.h @@ -0,0 +1,124 @@ +/* + * Copyright (c) 2014 The DragonFly Project. All rights reserved. + * + * This code is derived from software contributed to The DragonFly Project + * by Matthew Dillon <dillon@backplane.com> and was subsequently ported + * to FreeBSD by Michael Gmelin <freebsd@grem.de> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name of The DragonFly Project nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific, prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _SYS_DEV_SMBUS_CYAPA_CYAPA_H_ +#define _SYS_DEV_SMBUS_CYAPA_CYAPA_H_ + +#define CYAPA_MAX_MT 5 + +/* + * Boot-time registers. This is the device map + * if (stat & CYAPA_STAT_RUNNING) is 0. + */ +struct cyapa_boot_regs { + uint8_t stat; /* CYAPA_STAT_xxx */ + uint8_t boot; /* CYAPA_BOOT_xxx */ + uint8_t error; +} __packed; + +#define CYAPA_BOOT_BUSY 0x80 +#define CYAPA_BOOT_RUNNING 0x10 +#define CYAPA_BOOT_DATA_VALID 0x08 +#define CYAPA_BOOT_CSUM_VALID 0x01 + +#define CYAPA_ERROR_INVALID 0x80 +#define CYAPA_ERROR_INVALID_KEY 0x40 +#define CYAPA_ERROR_BOOTLOADER 0x20 +#define CYAPA_ERROR_CMD_CSUM 0x10 +#define CYAPA_ERROR_FLASH_PROT 0x08 +#define CYAPA_ERROR_FLASH_CSUM 0x04 + +struct cyapa_regs { + uint8_t stat; + uint8_t fngr; + + struct { + uint8_t xy_high; /* 7:4 high 4 bits of x */ + uint8_t x_low; /* 3:0 high 4 bits of y */ + uint8_t y_low; + uint8_t pressure; + uint8_t id; /* 1-15 incremented each touch */ + } touch[CYAPA_MAX_MT]; +} __packed; + +struct cyapa_cap { + uint8_t prod_ida[5]; /* 0x00 - 0x04 */ + uint8_t prod_idb[6]; /* 0x05 - 0x0A */ + uint8_t prod_idc[2]; /* 0x0B - 0x0C */ + uint8_t reserved[6]; /* 0x0D - 0x12 */ + uint8_t buttons; /* 0x13 */ + uint8_t gen; /* 0x14, low 4 bits */ + uint8_t max_abs_xy_high;/* 0x15 7:4 high x bits, 3:0 high y bits */ + uint8_t max_abs_x_low; /* 0x16 */ + uint8_t max_abs_y_low; /* 0x17 */ + uint8_t phy_siz_xy_high;/* 0x18 7:4 high x bits, 3:0 high y bits */ + uint8_t phy_siz_x_low; /* 0x19 */ + uint8_t phy_siz_y_low; /* 0x1A */ +} __packed; + +#define CYAPA_STAT_RUNNING 0x80 +#define CYAPA_STAT_PWR_MASK 0x0C +#define CYAPA_PWR_OFF 0x00 +#define CYAPA_PWR_IDLE 0x08 +#define CYAPA_PWR_ACTIVE 0x0C + +#define CYAPA_STAT_DEV_MASK 0x03 +#define CYAPA_DEV_NORMAL 0x03 +#define CYAPA_DEV_BUSY 0x01 + +#define CYAPA_FNGR_DATA_VALID 0x08 +#define CYAPA_FNGR_MIDDLE 0x04 +#define CYAPA_FNGR_RIGHT 0x02 +#define CYAPA_FNGR_LEFT 0x01 +#define CYAPA_FNGR_NUMFINGERS(c) (((c) >> 4) & 0x0F) + +#define CYAPA_TOUCH_X(regs, i) ((((regs)->touch[i].xy_high << 4) & 0x0F00) | \ + (regs)->touch[i].x_low) +#define CYAPA_TOUCH_Y(regs, i) ((((regs)->touch[i].xy_high << 8) & 0x0F00) | \ + (regs)->touch[i].y_low) +#define CYAPA_TOUCH_P(regs, i) ((regs)->touch[i].pressure) + +#define CMD_BOOT_STATUS 0x00 /* only if in boot state */ +#define CMD_DEV_STATUS 0x00 /* only if in operational state */ +#define CMD_SOFT_RESET 0x28 +#define CMD_POWER_MODE 0x29 +#define CMD_POWER_MODE_OFF 0x00 +#define CMD_POWER_MODE_IDLE 0x14 +#define CMD_POWER_MODE_FULL 0xFC +#define CMD_QUERY_CAPABILITIES 0x2A + +#endif |
