From aeca32fc12a4fd98ae39334b301f94d371a34dcf Mon Sep 17 00:00:00 2001 From: Juvenn Woo Date: Tue, 21 May 2013 13:40:36 +0800 Subject: [PATCH] aes3k: add aes3500 driver This driver supports AES3500 device (08ff:5731) and utilizes common routines from AES4000. --- configure.ac | 16 ++- libfprint/Makefile.am | 6 ++ libfprint/core.c | 3 + libfprint/drivers/aes3500.c | 188 +++++++++++++++++++++++++++++++++ libfprint/drivers/driver_ids.h | 1 + libfprint/fp_internal.h | 3 + 6 files changed, 216 insertions(+), 1 deletion(-) create mode 100644 libfprint/drivers/aes3500.c diff --git a/configure.ac b/configure.ac index 3722a67..b65a0bc 100644 --- a/configure.ac +++ b/configure.ac @@ -23,7 +23,7 @@ AC_SUBST(lt_major) AC_SUBST(lt_revision) AC_SUBST(lt_age) -all_drivers="upeke2 upekts upektc upeksonly vcom5s uru4000 fdu2000 aes1610 aes1660 aes2501 aes2550 aes2660 aes4000 vfs101 vfs301" +all_drivers="upeke2 upekts upektc upeksonly vcom5s uru4000 fdu2000 aes1610 aes1660 aes2501 aes2550 aes2660 aes3500 aes4000 vfs101 vfs301" require_imaging='no' require_aeslib='no' @@ -41,6 +41,7 @@ enable_aes1660='no' enable_aes2501='no' enable_aes2550='no' enable_aes2660='no' +enable_aes3500='no' enable_aes4000='no' enable_vfs101='no' enable_vfs301='no' @@ -112,6 +113,13 @@ for driver in `echo ${drivers} | sed -e 's/,/ /g' -e 's/,$//g'`; do require_aesX660="yes" enable_aes2660="yes" ;; + aes3500) + AC_DEFINE([ENABLE_AES3500], [], [Build AuthenTec AES3500 driver]) + require_aeslib="yes" + require_imaging="yes" + require_aes3k="yes" + enable_aes3500="yes" + ;; aes4000) AC_DEFINE([ENABLE_AES4000], [], [Build AuthenTec AES4000 driver]) require_aeslib="yes" @@ -142,6 +150,7 @@ AM_CONDITIONAL([ENABLE_AES1660], [test "$enable_aes1660" = "yes"]) AM_CONDITIONAL([ENABLE_AES2501], [test "$enable_aes2501" = "yes"]) AM_CONDITIONAL([ENABLE_AES2550], [test "$enable_aes2550" = "yes"]) AM_CONDITIONAL([ENABLE_AES2660], [test "$enable_aes2660" = "yes"]) +AM_CONDITIONAL([ENABLE_AES3500], [test "$enable_aes3500" = "yes"]) AM_CONDITIONAL([ENABLE_AES4000], [test "$enable_aes4000" = "yes"]) AM_CONDITIONAL([REQUIRE_AESLIB], [test "$require_aeslib" = "yes"]) AM_CONDITIONAL([REQUIRE_AESX660], [test "$require_aesX660" = "yes"]) @@ -344,6 +353,11 @@ if test x$enable_aes2660 != xno ; then else AC_MSG_NOTICE([ aes2660 driver disabled]) fi +if test x$enable_aes3500 != xno ; then + AC_MSG_NOTICE([** aes3500 driver enabled]) +else + AC_MSG_NOTICE([ aes3500 driver disabled]) +fi if test x$enable_aes4000 != xno ; then AC_MSG_NOTICE([** aes4000 driver enabled]) else diff --git a/libfprint/Makefile.am b/libfprint/Makefile.am index da62cf4..5f46bc2 100644 --- a/libfprint/Makefile.am +++ b/libfprint/Makefile.am @@ -12,6 +12,7 @@ AES1660_SRC = drivers/aes1660.c drivers/aes1660.h AES2501_SRC = drivers/aes2501.c drivers/aes2501.h AES2550_SRC = drivers/aes2550.c drivers/aes2550.h AES2660_SRC = drivers/aes2660.c drivers/aes2660.h +AES3500_SRC = drivers/aes3500.c AES4000_SRC = drivers/aes4000.c FDU2000_SRC = drivers/fdu2000.c VCOM5S_SRC = drivers/vcom5s.c @@ -29,6 +30,7 @@ EXTRA_DIST = \ $(AES2501_SRC) \ $(AES2550_SRC) \ $(AES2660_SRC) \ + $(AES3500_SRC) \ $(AES4000_SRC) \ $(FDU2000_SRC) \ $(VCOM5S_SRC) \ @@ -147,6 +149,10 @@ if ENABLE_AES2660 DRIVER_SRC += $(AES2660_SRC) endif +if ENABLE_AES3500 +DRIVER_SRC += $(AES3500_SRC) +endif + if ENABLE_AES4000 DRIVER_SRC += $(AES4000_SRC) endif diff --git a/libfprint/core.c b/libfprint/core.c index 5315fdc..584e762 100644 --- a/libfprint/core.c +++ b/libfprint/core.c @@ -349,6 +349,9 @@ static struct fp_driver * const primitive_drivers[] = { }; static struct fp_img_driver * const img_drivers[] = { +#ifdef ENABLE_AES3500 + &aes3500_driver, +#endif #ifdef ENABLE_AES4000 &aes4000_driver, #endif diff --git a/libfprint/drivers/aes3500.c b/libfprint/drivers/aes3500.c new file mode 100644 index 0000000..6f4d6b0 --- /dev/null +++ b/libfprint/drivers/aes3500.c @@ -0,0 +1,188 @@ +/* + * AuthenTec AES3500 driver for libfprint + * + * AES3500 is a press-typed sensor, which captures image in 128x128 + * pixels. + * + * Thanks Rafael Toledo for the Windows driver and the help. + * + * This work is derived from Daniel Drake's AES4000 driver. + * + * Copyright (C) 2011-2013 Juvenn Woo + * Copyright (C) 2007-2008 Daniel Drake + * + * This library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of the + * License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#define FP_COMPONENT "aes3500" + +#include + +#include +#include + +#include +#include + +#include "aes3k.h" +#include "driver_ids.h" + +#define DATA_BUFLEN 0x2089 + +/* image size = FRAME_WIDTH x FRAME_WIDTH */ +#define FRAME_WIDTH 128 +#define FRAME_SIZE (FRAME_WIDTH * AES3K_FRAME_HEIGHT / 2) +#define FRAME_NUMBER (FRAME_WIDTH / AES3K_FRAME_HEIGHT) +#define ENLARGE_FACTOR 2 + + +static struct aes_regwrite init_reqs[] = { + /* master reset */ + { 0x80, 0x01 }, + { 0, 0 }, + { 0x80, 0x00 }, + { 0, 0 }, + + { 0x81, 0x00 }, + { 0x80, 0x00 }, + { 0, 0 }, + + /* scan reset */ + { 0x80, 0x02 }, + { 0, 0 }, + { 0x80, 0x00 }, + { 0, 0 }, + + /* disable register buffering */ + { 0x80, 0x04 }, + { 0, 0 }, + { 0x80, 0x00 }, + { 0, 0 }, + + { 0x81, 0x00 }, + { 0, 0 }, + /* windows driver reads registers now (81 02) */ + { 0x80, 0x00 }, + { 0x81, 0x00 }, + + /* set excitation bias current: 2mhz drive ring frequency, + * 4V drive ring voltage, 16.5mA excitation bias */ + { 0x82, 0x04 }, + + /* continuously sample drive ring for finger detection, + * 62.50ms debounce delay */ + { 0x83, 0x13 }, + + { 0x84, 0x07 }, /* set calibration resistance to 12 kiloohms */ + { 0x85, 0x3d }, /* set calibration capacitance */ + { 0x86, 0x03 }, /* detect drive voltage */ + { 0x87, 0x01 }, /* set detection frequency to 125khz */ + { 0x88, 0x02 }, /* set column scan period */ + { 0x89, 0x02 }, /* set measure drive */ + { 0x8a, 0x33 }, /* set measure frequency and sense amplifier bias */ + { 0x8b, 0x33 }, /* set matrix pattern */ + { 0x8c, 0x0f }, /* set demodulation phase 1 */ + { 0x8d, 0x04 }, /* set demodulation phase 2 */ + { 0x8e, 0x23 }, /* set sensor gain */ + { 0x8f, 0x07 }, /* set image parameters */ + { 0x90, 0x00 }, /* carrier offset null */ + { 0x91, 0x1c }, /* set A/D reference high */ + { 0x92, 0x08 }, /* set A/D reference low */ + { 0x93, 0x00 }, /* set start row to 0 */ + { 0x94, 0x07 }, /* set end row */ + { 0x95, 0x00 }, /* set start column to 0 */ + { 0x96, 0x1f }, /* set end column */ + { 0x97, 0x04 }, /* data format and thresholds */ + { 0x98, 0x28 }, /* image data control */ + { 0x99, 0x00 }, /* disable general purpose outputs */ + { 0x9a, 0x0b }, /* set initial scan state */ + { 0x9b, 0x00 }, /* clear challenge word bits */ + { 0x9c, 0x00 }, /* clear challenge word bits */ + { 0x9d, 0x09 }, /* set some challenge word bits */ + { 0x9e, 0x53 }, /* clear challenge word bits */ + { 0x9f, 0x6b }, /* set some challenge word bits */ + { 0, 0 }, + + { 0x80, 0x00 }, + { 0x81, 0x00 }, + { 0, 0 }, + { 0x81, 0x04 }, + { 0, 0 }, + { 0x81, 0x00 }, +}; + +static int dev_init(struct fp_img_dev *dev, unsigned long driver_data) +{ + int r; + struct aes3k_dev *aesdev; + + r = libusb_claim_interface(dev->udev, 0); + if (r < 0) + fp_err("could not claim interface 0"); + + aesdev = dev->priv = g_malloc0(sizeof(struct aes3k_dev)); + + if (!aesdev) + return -ENOMEM; + + if (r == 0) + aesdev->data_buflen = DATA_BUFLEN; + aesdev->frame_width = FRAME_WIDTH; + aesdev->frame_size = FRAME_SIZE; + aesdev->frame_number = FRAME_NUMBER; + aesdev->enlarge_factor = ENLARGE_FACTOR; + aesdev->init_reqs = init_reqs; + aesdev->init_reqs_len = G_N_ELEMENTS(init_reqs); + fpi_imgdev_open_complete(dev, 0); + + return r; +} + +static void dev_deinit(struct fp_img_dev *dev) +{ + struct aes3k_dev *aesdev = dev->priv; + g_free(aesdev); + libusb_release_interface(dev->udev, 0); + fpi_imgdev_close_complete(dev); +} + + +static const struct usb_id id_table[] = { + { .vendor = 0x08ff, .product = 0x5731 }, + { 0, 0, 0, }, +}; + +struct fp_img_driver aes3500_driver = { + .driver = { + .id = AES3500_ID, + .name = FP_COMPONENT, + .full_name = "AuthenTec AES3500", + .id_table = id_table, + .scan_type = FP_SCAN_TYPE_PRESS, + }, + .flags = 0, + .img_height = FRAME_WIDTH * ENLARGE_FACTOR, + .img_width = FRAME_WIDTH * ENLARGE_FACTOR, + + /* temporarily lowered until image quality improves */ + .bz3_threshold = 9, + + .open = dev_init, + .close = dev_deinit, + .activate = aes3k_dev_activate, + .deactivate = aes3k_dev_deactivate, +}; + diff --git a/libfprint/drivers/driver_ids.h b/libfprint/drivers/driver_ids.h index 0f45beb..25ef229 100644 --- a/libfprint/drivers/driver_ids.h +++ b/libfprint/drivers/driver_ids.h @@ -36,6 +36,7 @@ enum { UPEKE2_ID = 13, AES1660_ID = 14, AES2660_ID = 15, + AES3500_ID = 16, }; #endif diff --git a/libfprint/fp_internal.h b/libfprint/fp_internal.h index 04d304f..a8a26a9 100644 --- a/libfprint/fp_internal.h +++ b/libfprint/fp_internal.h @@ -267,6 +267,9 @@ extern struct fp_img_driver aes2550_driver; #ifdef ENABLE_AES2660 extern struct fp_img_driver aes2660_driver; #endif +#ifdef ENABLE_AES3500 +extern struct fp_img_driver aes3500_driver; +#endif #ifdef ENABLE_AES4000 extern struct fp_img_driver aes4000_driver; #endif