112 lines
3.7 KiB
C
112 lines
3.7 KiB
C
/*
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* AuthenTec AES2550/AES2810 driver for libfprint
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* Copyright (C) 2012 Vasily Khoruzhick
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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/* Registers bits */
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#define AES2550_REG80_MASTER_RESET (1 << 0)
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#define AES2550_REG80_FORCE_FINGER_PRESENT (1 << 1)
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#define AES2550_REG80_LPO_START (1 << 2)
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#define AES2550_REG80_HGC_ENABLE (1 << 3)
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#define AES2550_REG80_SENSOR_MODE_OFS (4)
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#define AES2550_REG80_AUTO_RESTART_FD (1 << 6)
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#define AES2550_REG80_EXT_REG_ENABLE (1 << 7)
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#define AES2550_REG81_CONT_SCAN (1 << 0)
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#define AES2550_REG81_READ_REG (1 << 1)
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#define AES2550_REG81_NSHOT (1 << 2)
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#define AES2550_REG81_RUN_FD (1 << 3)
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#define AES2550_REG81_READ_ID (1 << 4)
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#define AES2550_REG81_RUN_CAL (1 << 5)
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#define AES2550_REG81_RUN_TIMER (1 << 6)
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#define AES2550_REG81_RUN_BIST (1 << 7)
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#define AES2550_REG83_FINGER_PRESENT (1 << 7)
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#define AES2550_REG85_FLUSH_PER_FRAME (1 << 7)
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#define AES2550_REG8F_EDATA_DISABLE (1 << 1)
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#define AES2550_REG8F_AUTH_DISABLE (1 << 2)
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#define AES2550_REG8F_EHISTO_DISABLE (1 << 3)
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#define AES2550_REG8F_HISTO64 (1 << 4)
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#define AES2550_REG8F_SINGLE_REG_ENABLE (1 << 6)
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#define AES2550_REG95_COL_SCANNED_OFS (0)
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#define AES2550_REG95_EPIX_AVG_OFS (4)
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#define AES2550_REGA8_DIG_BIT_DATA_OFS (0)
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#define AES2550_REGA8_DIG_BIT_EN (1 << 4)
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#define AES2550_REGA8_FIXED_BIT_DATA (1 << 5)
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#define AES2550_REGA8_INVERT_BIT_DATA (1 << 6)
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#define AES2550_REGAD_LPFD_AVG_OFS (0)
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#define AES2550_REGAD_DETECT_FGROFF (1 << 4)
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#define AES2550_REGAD_ADVRANGE_2V (1 << 6)
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#define AES2550_REGB1_ATE_CONT_IMAGE (1 << 1)
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#define AES2550_REGB1_ANALOG_RESET (1 << 2)
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#define AES2550_REGB1_ANALOG_PD (1 << 3)
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#define AES2550_REGB1_TEST_EMBD_WORD (1 << 4)
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#define AES2550_REGB1_ORIG_EMBD_WORD (1 << 5)
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#define AES2550_REGB1_RESET_UHSM (1 << 6)
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#define AES2550_REGB1_RESET_SENSOR (1 << 7)
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#define AES2550_REGBD_LPO_IN_15_8_OFS (0)
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#define AES2550_REGBE_LPO_IN_7_0_OFS (0)
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#define AES2550_REGBF_RSR_LEVEL_DISABLED (0 << 0)
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#define AES2550_REGBF_RSR_LEVEL_LEADING_RSR (1 << 0)
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#define AES2550_REGBF_RSR_LEVEL_SIMPLE_RSR (2 << 0)
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#define AES2550_REGBF_RSR_LEVEL_SUPER_RSR (3 << 0)
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#define AES2550_REGBF_RSR_DIR_DOWN_MOTION (0 << 2)
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#define AES2550_REGBF_RSR_DIR_UP_MOTION (1 << 2)
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#define AES2550_REGBF_RSR_DIR_UPDOWN_MOTION (2 << 2)
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#define AES2550_REGBF_NOISE_FLOOR_MODE (1 << 4)
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#define AES2550_REGBF_QUADRATURE_MODE (1 << 5)
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#define AES2550_REGCF_INTERFERENCE_CHK_EN (1 << 0)
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#define AES2550_REGCF_INTERFERENCE_AVG_EN (1 << 1)
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#define AES2550_REGCF_INTERFERENCE_AVG_OFFS (4)
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#define AES2550_REGDC_BP_NUM_REF_SWEEP_OFS (0)
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#define AES2550_REGDC_DEBUG_CTRL2_OFS (3)
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#define AES2550_REGDD_DEBUG_CTRL1_OFS (0)
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/* Commands */
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enum aes2550_cmds {
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AES2550_CMD_SET_IDLE_MODE = 0x00,
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AES2550_CMD_RUN_FD = 0x01,
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AES2550_CMD_GET_ENROLL_IMG = 0x02,
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AES2550_CMD_CALIBRATE = 0x06,
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AES2550_CMD_READ_CALIBRATION_DATA = 0x10,
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AES2550_CMD_HEARTBEAT = 0x70,
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};
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/* Messages */
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#define AES2550_STRIP_SIZE (0x31e + 3)
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#define AES2550_HEARTBEAT_SIZE (4 + 3)
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#define AES2550_EDATA_MAGIC 0xe0
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#define AES2550_HEARTBEAT_MAGIC 0xdb
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#define AES2550_EP_IN_BUF_SIZE 8192
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