kopia lustrzana https://gitlab.com/sane-project/backends
1164 wiersze
38 KiB
C++
1164 wiersze
38 KiB
C++
/* sane - Scanner Access Now Easy.
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Copyright (C) 2010-2013 Stéphane Voltz <stef.dev@free.fr>
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This file is part of the SANE package.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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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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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA.
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As a special exception, the authors of SANE give permission for
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additional uses of the libraries contained in this release of SANE.
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The exception is that, if you link a SANE library with other files
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to produce an executable, this does not by itself cause the
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resulting executable to be covered by the GNU General Public
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License. Your use of that executable is in no way restricted on
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account of linking the SANE library code into it.
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This exception does not, however, invalidate any other reasons why
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the executable file might be covered by the GNU General Public
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License.
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If you submit changes to SANE to the maintainers to be included in
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a subsequent release, you agree by submitting the changes that
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those changes may be distributed with this exception intact.
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If you write modifications of your own for SANE, it is your choice
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whether to permit this exception to apply to your modifications.
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If you do not wish that, delete this exception notice.
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*/
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#define DEBUG_DECLARE_ONLY
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#include "gl847.h"
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#include "gl847_registers.h"
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#include "test_settings.h"
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#include <vector>
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namespace genesys {
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namespace gl847 {
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struct Gpio_Profile
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{
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GpioId gpio_id;
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std::uint8_t r6b;
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std::uint8_t r6c;
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std::uint8_t r6d;
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std::uint8_t r6e;
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std::uint8_t r6f;
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std::uint8_t ra6;
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std::uint8_t ra7;
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std::uint8_t ra8;
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std::uint8_t ra9;
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};
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static Gpio_Profile gpios[] =
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{
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{ GpioId::CANON_LIDE_200, 0x02, 0xf9, 0x20, 0xff, 0x00, 0x04, 0x04, 0x00, 0x00},
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{ GpioId::CANON_LIDE_700F, 0x06, 0xdb, 0xff, 0xff, 0x80, 0x15, 0x07, 0x20, 0x10},
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{ GpioId::UNKNOWN, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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};
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/**
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* compute the step multiplier used
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*/
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static unsigned gl847_get_step_multiplier (Genesys_Register_Set * regs)
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{
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unsigned value = (regs->get8(0x9d) & 0x0f) >> 1;
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return 1 << value;
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}
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/** @brief set all registers to default values .
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* This function is called only once at the beginning and
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* fills register startup values for registers reused across scans.
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* Those that are rarely modified or not modified are written
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* individually.
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* @param dev device structure holding register set to initialize
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*/
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static void
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gl847_init_registers (Genesys_Device * dev)
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{
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DBG_HELPER(dbg);
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int lide700=0;
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uint8_t val;
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/* 700F class needs some different initial settings */
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if (dev->model->model_id == ModelId::CANON_LIDE_700F) {
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lide700 = 1;
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}
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dev->reg.clear();
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dev->reg.init_reg(0x01, 0x82);
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dev->reg.init_reg(0x02, 0x18);
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dev->reg.init_reg(0x03, 0x50);
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dev->reg.init_reg(0x04, 0x12);
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dev->reg.init_reg(0x05, 0x80);
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dev->reg.init_reg(0x06, 0x50); // FASTMODE + POWERBIT
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dev->reg.init_reg(0x08, 0x10);
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dev->reg.init_reg(0x09, 0x01);
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dev->reg.init_reg(0x0a, 0x00);
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dev->reg.init_reg(0x0b, 0x01);
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dev->reg.init_reg(0x0c, 0x02);
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// LED exposures
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dev->reg.init_reg(0x10, 0x00);
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dev->reg.init_reg(0x11, 0x00);
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dev->reg.init_reg(0x12, 0x00);
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dev->reg.init_reg(0x13, 0x00);
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dev->reg.init_reg(0x14, 0x00);
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dev->reg.init_reg(0x15, 0x00);
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dev->reg.init_reg(0x16, 0x10); // SENSOR_DEF
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dev->reg.init_reg(0x17, 0x08); // SENSOR_DEF
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dev->reg.init_reg(0x18, 0x00); // SENSOR_DEF
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// EXPDMY
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dev->reg.init_reg(0x19, 0x50); // SENSOR_DEF
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dev->reg.init_reg(0x1a, 0x34); // SENSOR_DEF
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dev->reg.init_reg(0x1b, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x1c, 0x02); // SENSOR_DEF
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dev->reg.init_reg(0x1d, 0x04); // SENSOR_DEF
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dev->reg.init_reg(0x1e, 0x10);
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dev->reg.init_reg(0x1f, 0x04);
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dev->reg.init_reg(0x20, 0x02);
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dev->reg.init_reg(0x21, 0x10);
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dev->reg.init_reg(0x22, 0x7f);
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dev->reg.init_reg(0x23, 0x7f);
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dev->reg.init_reg(0x24, 0x10);
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dev->reg.init_reg(0x25, 0x00);
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dev->reg.init_reg(0x26, 0x00);
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dev->reg.init_reg(0x27, 0x00);
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dev->reg.init_reg(0x2c, 0x09);
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dev->reg.init_reg(0x2d, 0x60);
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dev->reg.init_reg(0x2e, 0x80);
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dev->reg.init_reg(0x2f, 0x80);
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dev->reg.init_reg(0x30, 0x00);
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dev->reg.init_reg(0x31, 0x10);
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dev->reg.init_reg(0x32, 0x15);
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dev->reg.init_reg(0x33, 0x0e);
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dev->reg.init_reg(0x34, 0x40);
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dev->reg.init_reg(0x35, 0x00);
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dev->reg.init_reg(0x36, 0x2a);
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dev->reg.init_reg(0x37, 0x30);
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dev->reg.init_reg(0x38, 0x2a);
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dev->reg.init_reg(0x39, 0xf8);
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dev->reg.init_reg(0x3d, 0x00);
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dev->reg.init_reg(0x3e, 0x00);
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dev->reg.init_reg(0x3f, 0x00);
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dev->reg.init_reg(0x52, 0x03); // SENSOR_DEF
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dev->reg.init_reg(0x53, 0x07); // SENSOR_DEF
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dev->reg.init_reg(0x54, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x55, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x56, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x57, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x58, 0x2a); // SENSOR_DEF
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dev->reg.init_reg(0x59, 0xe1); // SENSOR_DEF
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dev->reg.init_reg(0x5a, 0x55); // SENSOR_DEF
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dev->reg.init_reg(0x5e, 0x41);
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dev->reg.init_reg(0x5f, 0x40);
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dev->reg.init_reg(0x60, 0x00);
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dev->reg.init_reg(0x61, 0x21);
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dev->reg.init_reg(0x62, 0x40);
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dev->reg.init_reg(0x63, 0x00);
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dev->reg.init_reg(0x64, 0x21);
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dev->reg.init_reg(0x65, 0x40);
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dev->reg.init_reg(0x67, 0x80);
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dev->reg.init_reg(0x68, 0x80);
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dev->reg.init_reg(0x69, 0x20);
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dev->reg.init_reg(0x6a, 0x20);
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// CK1MAP
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dev->reg.init_reg(0x74, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x75, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x76, 0x3c); // SENSOR_DEF
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// CK3MAP
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dev->reg.init_reg(0x77, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x78, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x79, 0x9f); // SENSOR_DEF
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// CK4MAP
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dev->reg.init_reg(0x7a, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x7b, 0x00); // SENSOR_DEF
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dev->reg.init_reg(0x7c, 0x55); // SENSOR_DEF
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dev->reg.init_reg(0x7d, 0x00);
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// NOTE: autoconf is a non working option
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dev->reg.init_reg(0x87, 0x02);
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dev->reg.init_reg(0x9d, 0x06);
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dev->reg.init_reg(0xa2, 0x0f);
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dev->reg.init_reg(0xbd, 0x18);
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dev->reg.init_reg(0xfe, 0x08);
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// gamma[0] and gamma[256] values
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dev->reg.init_reg(0xbe, 0x00);
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dev->reg.init_reg(0xc5, 0x00);
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dev->reg.init_reg(0xc6, 0x00);
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dev->reg.init_reg(0xc7, 0x00);
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dev->reg.init_reg(0xc8, 0x00);
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dev->reg.init_reg(0xc9, 0x00);
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dev->reg.init_reg(0xca, 0x00);
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/* LiDE 700 fixups */
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if (lide700) {
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dev->reg.init_reg(0x5f, 0x04);
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dev->reg.init_reg(0x7d, 0x80);
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/* we write to these registers only once */
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val=0;
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dev->interface->write_register(REG_0x7E, val);
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dev->interface->write_register(REG_0x9E, val);
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dev->interface->write_register(REG_0x9F, val);
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dev->interface->write_register(REG_0xAB, val);
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}
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const auto& sensor = sanei_genesys_find_sensor_any(dev);
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const auto& dpihw_sensor = sanei_genesys_find_sensor(dev, sensor.optical_res,
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3, ScanMethod::FLATBED);
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sanei_genesys_set_dpihw(dev->reg, dpihw_sensor.register_dpihw);
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}
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/**@brief send slope table for motor movement
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* Send slope_table in machine byte order
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* @param dev device to send slope table
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* @param table_nr index of the slope table in ASIC memory
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* Must be in the [0-4] range.
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* @param slope_table pointer to 16 bit values array of the slope table
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* @param steps number of elements in the slope table
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*/
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static void gl847_send_slope_table(Genesys_Device* dev, int table_nr,
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const std::vector<uint16_t>& slope_table,
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int steps)
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{
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DBG_HELPER_ARGS(dbg, "table_nr = %d, steps = %d", table_nr, steps);
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int i;
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/* sanity check */
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if(table_nr<0 || table_nr>4)
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{
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throw SaneException("invalid table number %d", table_nr);
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}
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std::vector<uint8_t> table(steps * 2);
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for (i = 0; i < steps; i++)
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{
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table[i * 2] = slope_table[i] & 0xff;
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table[i * 2 + 1] = slope_table[i] >> 8;
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}
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if (dev->interface->is_mock()) {
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dev->interface->record_slope_table(table_nr, slope_table);
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}
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// slope table addresses are fixed
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dev->interface->write_ahb(0x10000000 + 0x4000 * table_nr, steps * 2, table.data());
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}
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/**
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* Set register values of Analog Device type frontend
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* */
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static void gl847_set_ad_fe(Genesys_Device* dev, uint8_t set)
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{
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DBG_HELPER(dbg);
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int i;
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// wait for FE to be ready
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auto status = scanner_read_status(*dev);
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while (status.is_front_end_busy) {
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dev->interface->sleep_ms(10);
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status = scanner_read_status(*dev);
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};
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if (set == AFE_INIT)
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{
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DBG(DBG_proc, "%s(): setting DAC %u\n", __func__,
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static_cast<unsigned>(dev->model->adc_id));
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dev->frontend = dev->frontend_initial;
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}
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// reset DAC
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dev->interface->write_fe_register(0x00, 0x80);
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// write them to analog frontend
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dev->interface->write_fe_register(0x00, dev->frontend.regs.get_value(0x00));
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dev->interface->write_fe_register(0x01, dev->frontend.regs.get_value(0x01));
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for (i = 0; i < 3; i++) {
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dev->interface->write_fe_register(0x02 + i, dev->frontend.get_gain(i));
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}
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for (i = 0; i < 3; i++) {
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dev->interface->write_fe_register(0x05 + i, dev->frontend.get_offset(i));
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}
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}
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// Set values of analog frontend
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void CommandSetGl847::set_fe(Genesys_Device* dev, const Genesys_Sensor& sensor, uint8_t set) const
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{
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DBG_HELPER_ARGS(dbg, "%s", set == AFE_INIT ? "init" :
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set == AFE_SET ? "set" :
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set == AFE_POWER_SAVE ? "powersave" : "huh?");
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(void) sensor;
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uint8_t val = dev->interface->read_register(REG_0x04);
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uint8_t frontend_type = val & REG_0x04_FESET;
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// route to AD devices
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if (frontend_type == 0x02) {
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gl847_set_ad_fe(dev, set);
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return;
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}
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throw SaneException("unsupported frontend type %d", frontend_type);
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}
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// @brief set up motor related register for scan
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static void gl847_init_motor_regs_scan(Genesys_Device* dev,
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const Genesys_Sensor& sensor,
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Genesys_Register_Set* reg,
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const MotorProfile& motor_profile,
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unsigned int scan_exposure_time,
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unsigned scan_yres,
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unsigned int scan_lines,
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unsigned int scan_dummy,
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unsigned int feed_steps,
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ScanFlag flags)
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{
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DBG_HELPER_ARGS(dbg, "scan_exposure_time=%d, can_yres=%d, step_type=%d, scan_lines=%d, "
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"scan_dummy=%d, feed_steps=%d, flags=%x",
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scan_exposure_time, scan_yres, static_cast<unsigned>(motor_profile.step_type),
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scan_lines, scan_dummy, feed_steps, static_cast<unsigned>(flags));
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unsigned step_multiplier = gl847_get_step_multiplier (reg);
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bool use_fast_fed = false;
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if (dev->settings.yres == 4444 && feed_steps > 100 && !has_flag(flags, ScanFlag::FEEDING)) {
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use_fast_fed = true;
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}
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reg->set24(REG_LINCNT, scan_lines);
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DBG(DBG_io, "%s: lincnt=%d\n", __func__, scan_lines);
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reg->set8(REG_0x02, 0);
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sanei_genesys_set_motor_power(*reg, true);
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std::uint8_t reg02 = reg->get8(REG_0x02);
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if (use_fast_fed) {
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reg02 |= REG_0x02_FASTFED;
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} else {
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reg02 &= ~REG_0x02_FASTFED;
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}
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if (has_flag(flags, ScanFlag::AUTO_GO_HOME)) {
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reg02 |= REG_0x02_AGOHOME | REG_0x02_NOTHOME;
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}
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if (has_flag(flags, ScanFlag::DISABLE_BUFFER_FULL_MOVE) || (scan_yres >= sensor.optical_res)) {
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reg02 |= REG_0x02_ACDCDIS;
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}
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if (has_flag(flags, ScanFlag::REVERSE)) {
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reg02 |= REG_0x02_MTRREV;
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} else {
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reg02 &= ~REG_0x02_MTRREV;
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}
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reg->set8(REG_0x02, reg02);
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// scan and backtracking slope table
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auto scan_table = sanei_genesys_slope_table(dev->model->asic_type, scan_yres,
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scan_exposure_time, dev->motor.base_ydpi,
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step_multiplier, motor_profile);
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gl847_send_slope_table(dev, SCAN_TABLE, scan_table.table, scan_table.steps_count);
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gl847_send_slope_table(dev, BACKTRACK_TABLE, scan_table.table, scan_table.steps_count);
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// fast table
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unsigned fast_dpi = sanei_genesys_get_lowest_ydpi(dev);
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// BUG: looks like for fast moves we use inconsistent step type
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StepType fast_step_type = motor_profile.step_type;
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if (static_cast<unsigned>(motor_profile.step_type) >= static_cast<unsigned>(StepType::QUARTER)) {
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fast_step_type = StepType::QUARTER;
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}
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MotorProfile fast_motor_profile = motor_profile;
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fast_motor_profile.step_type = fast_step_type;
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auto fast_table = sanei_genesys_slope_table(dev->model->asic_type, fast_dpi,
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scan_exposure_time, dev->motor.base_ydpi,
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step_multiplier, fast_motor_profile);
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gl847_send_slope_table(dev, STOP_TABLE, fast_table.table, fast_table.steps_count);
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gl847_send_slope_table(dev, FAST_TABLE, fast_table.table, fast_table.steps_count);
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gl847_send_slope_table(dev, HOME_TABLE, fast_table.table, fast_table.steps_count);
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// correct move distance by acceleration and deceleration amounts
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unsigned feedl = feed_steps;
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unsigned dist = 0;
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if (use_fast_fed)
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{
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feedl <<= static_cast<unsigned>(fast_step_type);
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dist = (scan_table.steps_count + 2 * fast_table.steps_count);
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// TODO read and decode REG_0xAB
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dist += (reg->get8(0x5e) & 31);
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dist += reg->get8(REG_FEDCNT);
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} else {
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feedl <<= static_cast<unsigned>(motor_profile.step_type);
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dist = scan_table.steps_count;
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if (has_flag(flags, ScanFlag::FEEDING)) {
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dist *= 2;
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}
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}
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DBG(DBG_io2, "%s: acceleration distance=%d\n", __func__, dist);
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|
|
// check for overflow
|
|
if (dist < feedl) {
|
|
feedl -= dist;
|
|
} else {
|
|
feedl = 0;
|
|
}
|
|
|
|
reg->set24(REG_FEEDL, feedl);
|
|
DBG(DBG_io ,"%s: feedl=%d\n", __func__, feedl);
|
|
|
|
unsigned ccdlmt = (reg->get8(REG_0x0C) & REG_0x0C_CCDLMT) + 1;
|
|
unsigned tgtime = 1 << (reg->get8(REG_0x1C) & REG_0x1C_TGTIME);
|
|
|
|
// hi res motor speed GPIO
|
|
uint8_t effective = dev->interface->read_register(REG_0x6C);
|
|
|
|
// if quarter step, bipolar Vref2
|
|
|
|
std::uint8_t val = effective;
|
|
if (motor_profile.step_type == StepType::QUARTER) {
|
|
val = effective & ~REG_0x6C_GPIO13;
|
|
} else if (static_cast<unsigned>(motor_profile.step_type) > static_cast<unsigned>(StepType::QUARTER)) {
|
|
val = effective | REG_0x6C_GPIO13;
|
|
}
|
|
dev->interface->write_register(REG_0x6C, val);
|
|
|
|
// effective scan
|
|
effective = dev->interface->read_register(REG_0x6C);
|
|
val = effective | REG_0x6C_GPIO10;
|
|
dev->interface->write_register(REG_0x6C, val);
|
|
|
|
unsigned min_restep = scan_table.steps_count / (2 * step_multiplier) - 1;
|
|
if (min_restep < 1) {
|
|
min_restep = 1;
|
|
}
|
|
|
|
reg->set8(REG_FWDSTEP, min_restep);
|
|
reg->set8(REG_BWDSTEP, min_restep);
|
|
|
|
std::uint32_t z1, z2;
|
|
sanei_genesys_calculate_zmod(use_fast_fed,
|
|
scan_exposure_time * ccdlmt * tgtime,
|
|
scan_table.table,
|
|
scan_table.steps_count,
|
|
feedl,
|
|
min_restep * step_multiplier,
|
|
&z1,
|
|
&z2);
|
|
|
|
DBG(DBG_info, "%s: z1 = %d\n", __func__, z1);
|
|
reg->set24(REG_0x60, z1 | (static_cast<unsigned>(motor_profile.step_type) << (16+REG_0x60S_STEPSEL)));
|
|
|
|
DBG(DBG_info, "%s: z2 = %d\n", __func__, z2);
|
|
reg->set24(REG_0x63, z2 | (static_cast<unsigned>(motor_profile.step_type) << (16+REG_0x63S_FSTPSEL)));
|
|
|
|
reg->set8_mask(REG_0x1E, scan_dummy, 0x0f);
|
|
|
|
reg->set8(REG_0x67, REG_0x67_MTRPWM);
|
|
reg->set8(REG_0x68, REG_0x68_FASTPWM);
|
|
|
|
reg->set8(REG_STEPNO, scan_table.steps_count / step_multiplier);
|
|
reg->set8(REG_FASTNO, scan_table.steps_count / step_multiplier);
|
|
reg->set8(REG_FSHDEC, scan_table.steps_count / step_multiplier);
|
|
reg->set8(REG_FMOVNO, fast_table.steps_count / step_multiplier);
|
|
reg->set8(REG_FMOVDEC, fast_table.steps_count / step_multiplier);
|
|
}
|
|
|
|
|
|
/** @brief set up registers related to sensor
|
|
* Set up the following registers
|
|
0x01
|
|
0x03
|
|
0x10-0x015 R/G/B exposures
|
|
0x19 EXPDMY
|
|
0x2e BWHI
|
|
0x2f BWLO
|
|
0x04
|
|
0x87
|
|
0x05
|
|
0x2c,0x2d DPISET
|
|
0x30,0x31 STRPIXEL
|
|
0x32,0x33 ENDPIXEL
|
|
0x35,0x36,0x37 MAXWD [25:2] (>>2)
|
|
0x38,0x39 LPERIOD
|
|
0x34 DUMMY
|
|
*/
|
|
static void gl847_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set* reg, unsigned int exposure_time,
|
|
const ScanSession& session)
|
|
{
|
|
DBG_HELPER_ARGS(dbg, "exposure_time=%d", exposure_time);
|
|
|
|
scanner_setup_sensor(*dev, sensor, *reg);
|
|
|
|
dev->cmd_set->set_fe(dev, sensor, AFE_SET);
|
|
|
|
/* enable shading */
|
|
regs_set_optical_off(dev->model->asic_type, *reg);
|
|
reg->find_reg(REG_0x01).value |= REG_0x01_SHDAREA;
|
|
|
|
if (has_flag(session.params.flags, ScanFlag::DISABLE_SHADING) ||
|
|
has_flag(dev->model->flags, ModelFlag::NO_CALIBRATION))
|
|
{
|
|
reg->find_reg(REG_0x01).value &= ~REG_0x01_DVDSET;
|
|
}
|
|
else
|
|
{
|
|
reg->find_reg(REG_0x01).value |= REG_0x01_DVDSET;
|
|
}
|
|
|
|
reg->find_reg(REG_0x03).value &= ~REG_0x03_AVEENB;
|
|
|
|
sanei_genesys_set_lamp_power(dev, sensor, *reg,
|
|
!has_flag(session.params.flags, ScanFlag::DISABLE_LAMP));
|
|
|
|
// BW threshold
|
|
reg->set8(0x2e, dev->settings.threshold);
|
|
reg->set8(0x2f, dev->settings.threshold);
|
|
|
|
/* monochrome / color scan */
|
|
switch (session.params.depth) {
|
|
case 8:
|
|
reg->find_reg(REG_0x04).value &= ~(REG_0x04_LINEART | REG_0x04_BITSET);
|
|
break;
|
|
case 16:
|
|
reg->find_reg(REG_0x04).value &= ~REG_0x04_LINEART;
|
|
reg->find_reg(REG_0x04).value |= REG_0x04_BITSET;
|
|
break;
|
|
}
|
|
|
|
reg->find_reg(REG_0x04).value &= ~(REG_0x04_FILTER | REG_0x04_AFEMOD);
|
|
if (session.params.channels == 1)
|
|
{
|
|
switch (session.params.color_filter)
|
|
{
|
|
|
|
case ColorFilter::RED:
|
|
reg->find_reg(REG_0x04).value |= 0x14;
|
|
break;
|
|
case ColorFilter::BLUE:
|
|
reg->find_reg(REG_0x04).value |= 0x1c;
|
|
break;
|
|
case ColorFilter::GREEN:
|
|
reg->find_reg(REG_0x04).value |= 0x18;
|
|
break;
|
|
default:
|
|
break; // should not happen
|
|
}
|
|
} else {
|
|
reg->find_reg(REG_0x04).value |= 0x10; // mono
|
|
}
|
|
|
|
const auto& dpihw_sensor = sanei_genesys_find_sensor(dev, session.output_resolution,
|
|
session.params.channels,
|
|
session.params.scan_method);
|
|
sanei_genesys_set_dpihw(*reg, dpihw_sensor.register_dpihw);
|
|
|
|
if (should_enable_gamma(session, sensor)) {
|
|
reg->find_reg(REG_0x05).value |= REG_0x05_GMMENB;
|
|
} else {
|
|
reg->find_reg(REG_0x05).value &= ~REG_0x05_GMMENB;
|
|
}
|
|
|
|
/* CIS scanners can do true gray by setting LEDADD */
|
|
/* we set up LEDADD only when asked */
|
|
if (dev->model->is_cis) {
|
|
reg->find_reg(0x87).value &= ~REG_0x87_LEDADD;
|
|
|
|
if (session.enable_ledadd) {
|
|
reg->find_reg(0x87).value |= REG_0x87_LEDADD;
|
|
}
|
|
/* RGB weighting
|
|
reg->find_reg(0x01).value &= ~REG_0x01_TRUEGRAY;
|
|
if (session.enable_ledadd) {
|
|
reg->find_reg(0x01).value |= REG_0x01_TRUEGRAY;
|
|
}
|
|
*/
|
|
}
|
|
|
|
reg->set16(REG_DPISET, sensor.register_dpiset);
|
|
reg->set16(REG_STRPIXEL, session.pixel_startx);
|
|
reg->set16(REG_ENDPIXEL, session.pixel_endx);
|
|
|
|
build_image_pipeline(dev, session);
|
|
|
|
/* MAXWD is expressed in 4 words unit */
|
|
// BUG: we shouldn't multiply by channels here
|
|
reg->set24(REG_MAXWD, (session.output_line_bytes_raw * session.params.channels >> 2));
|
|
|
|
reg->set16(REG_LPERIOD, exposure_time);
|
|
DBG(DBG_io2, "%s: exposure_time used=%d\n", __func__, exposure_time);
|
|
|
|
reg->set8(0x34, sensor.dummy_pixel);
|
|
}
|
|
|
|
void CommandSetGl847::init_regs_for_scan_session(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set* reg,
|
|
const ScanSession& session) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
session.assert_computed();
|
|
|
|
int exposure_time;
|
|
|
|
int slope_dpi = 0;
|
|
int dummy = 0;
|
|
|
|
dummy = 3 - session.params.channels;
|
|
|
|
/* slope_dpi */
|
|
/* cis color scan is effectively a gray scan with 3 gray lines per color
|
|
line and a FILTER of 0 */
|
|
if (dev->model->is_cis) {
|
|
slope_dpi = session.params.yres * session.params.channels;
|
|
} else {
|
|
slope_dpi = session.params.yres;
|
|
}
|
|
|
|
slope_dpi = slope_dpi * (1 + dummy);
|
|
|
|
exposure_time = sensor.exposure_lperiod;
|
|
const auto& motor_profile = get_motor_profile(dev->motor.profiles, exposure_time, session);
|
|
|
|
DBG(DBG_info, "%s : exposure_time=%d pixels\n", __func__, exposure_time);
|
|
DBG(DBG_info, "%s : scan_step_type=%d\n", __func__,
|
|
static_cast<unsigned>(motor_profile.step_type));
|
|
|
|
/* we enable true gray for cis scanners only, and just when doing
|
|
* scan since color calibration is OK for this mode
|
|
*/
|
|
gl847_init_optical_regs_scan(dev, sensor, reg, exposure_time, session);
|
|
gl847_init_motor_regs_scan(dev, sensor, reg, motor_profile, exposure_time, slope_dpi,
|
|
session.optical_line_count, dummy, session.params.starty,
|
|
session.params.flags);
|
|
|
|
dev->read_buffer.clear();
|
|
dev->read_buffer.alloc(session.buffer_size_read);
|
|
|
|
dev->read_active = true;
|
|
|
|
dev->session = session;
|
|
|
|
dev->total_bytes_read = 0;
|
|
dev->total_bytes_to_read = session.output_line_bytes_requested * session.params.lines;
|
|
|
|
DBG(DBG_info, "%s: total bytes to send = %zu\n", __func__, dev->total_bytes_to_read);
|
|
}
|
|
|
|
ScanSession CommandSetGl847::calculate_scan_session(const Genesys_Device* dev,
|
|
const Genesys_Sensor& sensor,
|
|
const Genesys_Settings& settings) const
|
|
{
|
|
DBG(DBG_info, "%s ", __func__);
|
|
debug_dump(DBG_info, settings);
|
|
|
|
/* Steps to move to reach scanning area:
|
|
|
|
- first we move to physical start of scanning either by a fixed steps amount from the
|
|
black strip or by a fixed amount from parking position, minus the steps done during
|
|
shading calibration.
|
|
|
|
- then we move by the needed offset whitin physical scanning area
|
|
*/
|
|
unsigned move_dpi = dev->motor.base_ydpi;
|
|
|
|
float move = dev->model->y_offset;
|
|
move = move + settings.tl_y;
|
|
move = static_cast<float>((move * move_dpi) / MM_PER_INCH);
|
|
move -= dev->head_pos(ScanHeadId::PRIMARY);
|
|
|
|
float start = dev->model->x_offset;
|
|
start = start + dev->settings.tl_x;
|
|
start = static_cast<float>((start * settings.xres) / MM_PER_INCH);
|
|
|
|
ScanSession session;
|
|
session.params.xres = settings.xres;
|
|
session.params.yres = settings.yres;
|
|
session.params.startx = static_cast<unsigned>(start);
|
|
session.params.starty = static_cast<unsigned>(move);
|
|
session.params.pixels = settings.pixels;
|
|
session.params.requested_pixels = settings.requested_pixels;
|
|
session.params.lines = settings.lines;
|
|
session.params.depth = settings.depth;
|
|
session.params.channels = settings.get_channels();
|
|
session.params.scan_method = settings.scan_method;
|
|
session.params.scan_mode = settings.scan_mode;
|
|
session.params.color_filter = settings.color_filter;
|
|
// backtracking isn't handled well, so don't enable it
|
|
session.params.flags = ScanFlag::DISABLE_BUFFER_FULL_MOVE;
|
|
|
|
compute_session(dev, session, sensor);
|
|
|
|
return session;
|
|
}
|
|
|
|
// for fast power saving methods only, like disabling certain amplifiers
|
|
void CommandSetGl847::save_power(Genesys_Device* dev, bool enable) const
|
|
{
|
|
DBG_HELPER_ARGS(dbg, "enable = %d", enable);
|
|
(void) dev;
|
|
}
|
|
|
|
void CommandSetGl847::set_powersaving(Genesys_Device* dev, int delay /* in minutes */) const
|
|
{
|
|
(void) dev;
|
|
DBG_HELPER_ARGS(dbg, "delay = %d", delay);
|
|
}
|
|
|
|
// Send the low-level scan command
|
|
void CommandSetGl847::begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set* reg, bool start_motor) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
(void) sensor;
|
|
uint8_t val;
|
|
|
|
// clear GPIO 10
|
|
if (dev->model->gpio_id != GpioId::CANON_LIDE_700F) {
|
|
val = dev->interface->read_register(REG_0x6C);
|
|
val &= ~REG_0x6C_GPIO10;
|
|
dev->interface->write_register(REG_0x6C, val);
|
|
}
|
|
|
|
val = REG_0x0D_CLRLNCNT;
|
|
dev->interface->write_register(REG_0x0D, val);
|
|
val = REG_0x0D_CLRMCNT;
|
|
dev->interface->write_register(REG_0x0D, val);
|
|
|
|
val = dev->interface->read_register(REG_0x01);
|
|
val |= REG_0x01_SCAN;
|
|
dev->interface->write_register(REG_0x01, val);
|
|
reg->set8(REG_0x01, val);
|
|
|
|
scanner_start_action(*dev, start_motor);
|
|
|
|
dev->advance_head_pos_by_session(ScanHeadId::PRIMARY);
|
|
}
|
|
|
|
|
|
// Send the stop scan command
|
|
void CommandSetGl847::end_scan(Genesys_Device* dev, Genesys_Register_Set* reg,
|
|
bool check_stop) const
|
|
{
|
|
(void) reg;
|
|
DBG_HELPER_ARGS(dbg, "check_stop = %d", check_stop);
|
|
|
|
if (!dev->model->is_sheetfed) {
|
|
scanner_stop_action(*dev);
|
|
}
|
|
}
|
|
|
|
/** Park head
|
|
* Moves the slider to the home (top) position slowly
|
|
* @param dev device to park
|
|
* @param wait_until_home true to make the function waiting for head
|
|
* to be home before returning, if fals returne immediately
|
|
*/
|
|
void CommandSetGl847::move_back_home(Genesys_Device* dev, bool wait_until_home) const
|
|
{
|
|
scanner_move_back_home(*dev, wait_until_home);
|
|
}
|
|
|
|
// init registers for shading calibration
|
|
void CommandSetGl847::init_regs_for_shading(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set& regs) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
|
|
unsigned channels = 3;
|
|
|
|
unsigned resolution = sensor.shading_resolution;
|
|
|
|
const auto& calib_sensor = sanei_genesys_find_sensor(dev, resolution, channels,
|
|
dev->settings.scan_method);
|
|
|
|
unsigned calib_lines =
|
|
static_cast<unsigned>(dev->model->y_size_calib_mm * resolution / MM_PER_INCH);
|
|
|
|
ScanSession session;
|
|
session.params.xres = resolution;
|
|
session.params.yres = resolution;
|
|
session.params.startx = 0;
|
|
session.params.starty = 20;
|
|
session.params.pixels = dev->model->x_size_calib_mm * resolution / MM_PER_INCH;;
|
|
session.params.lines = calib_lines;
|
|
session.params.depth = 16;
|
|
session.params.channels = channels;
|
|
session.params.scan_method = dev->settings.scan_method;
|
|
session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS;
|
|
session.params.color_filter = dev->settings.color_filter;
|
|
session.params.flags = ScanFlag::DISABLE_SHADING |
|
|
ScanFlag::DISABLE_GAMMA |
|
|
ScanFlag::DISABLE_BUFFER_FULL_MOVE;
|
|
compute_session(dev, session, calib_sensor);
|
|
|
|
init_regs_for_scan_session(dev, calib_sensor, ®s, session);
|
|
|
|
/* we use ModelFlag::SHADING_REPARK */
|
|
dev->set_head_pos_zero(ScanHeadId::PRIMARY);
|
|
|
|
dev->calib_session = session;
|
|
}
|
|
|
|
/** @brief set up registers for the actual scan
|
|
*/
|
|
void CommandSetGl847::init_regs_for_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set& regs) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
|
|
auto session = calculate_scan_session(dev, sensor, dev->settings);
|
|
|
|
/* Fast move to scan area:
|
|
|
|
We don't move fast the whole distance since it would involve computing
|
|
acceleration/deceleration distance for scan resolution. So leave a remainder for it so
|
|
scan makes the final move tuning
|
|
*/
|
|
if (dev->settings.get_channels() * dev->settings.yres >= 600 && session.params.starty > 700) {
|
|
scanner_move(*dev, dev->model->default_method,
|
|
static_cast<unsigned>(session.params.starty - 500),
|
|
Direction::FORWARD);
|
|
session.params.starty = 500;
|
|
}
|
|
compute_session(dev, session, sensor);
|
|
|
|
init_regs_for_scan_session(dev, sensor, ®s, session);
|
|
}
|
|
|
|
|
|
/**
|
|
* Send shading calibration data. The buffer is considered to always hold values
|
|
* for all the channels.
|
|
*/
|
|
void CommandSetGl847::send_shading_data(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
uint8_t* data, int size) const
|
|
{
|
|
DBG_HELPER_ARGS(dbg, "writing %d bytes of shading data", size);
|
|
std::uint32_t addr, i;
|
|
uint8_t val,*ptr,*src;
|
|
|
|
unsigned length = static_cast<unsigned>(size / 3);
|
|
|
|
// we're using SHDAREA, thus we only need to upload part of the line
|
|
unsigned offset = dev->session.pixel_count_ratio.apply(
|
|
dev->session.params.startx * sensor.optical_res / dev->session.params.xres);
|
|
unsigned pixels = dev->session.pixel_count_ratio.apply(dev->session.optical_pixels_raw);
|
|
|
|
// turn pixel value into bytes 2x16 bits words
|
|
offset *= 2 * 2;
|
|
pixels *= 2 * 2;
|
|
|
|
dev->interface->record_key_value("shading_offset", std::to_string(offset));
|
|
dev->interface->record_key_value("shading_pixels", std::to_string(pixels));
|
|
dev->interface->record_key_value("shading_length", std::to_string(length));
|
|
dev->interface->record_key_value("shading_factor", std::to_string(sensor.shading_factor));
|
|
|
|
std::vector<uint8_t> buffer(pixels, 0);
|
|
|
|
DBG(DBG_io2, "%s: using chunks of %d (0x%04x) bytes\n", __func__, pixels, pixels);
|
|
|
|
/* base addr of data has been written in reg D0-D4 in 4K word, so AHB address
|
|
* is 8192*reg value */
|
|
|
|
/* write actual color channel data */
|
|
for(i=0;i<3;i++)
|
|
{
|
|
/* build up actual shading data by copying the part from the full width one
|
|
* to the one corresponding to SHDAREA */
|
|
ptr = buffer.data();
|
|
|
|
// iterate on both sensor segment
|
|
for (unsigned x = 0; x < pixels; x += 4 * sensor.shading_factor) {
|
|
/* coefficient source */
|
|
src = (data + offset + i * length) + x;
|
|
|
|
/* coefficient copy */
|
|
ptr[0]=src[0];
|
|
ptr[1]=src[1];
|
|
ptr[2]=src[2];
|
|
ptr[3]=src[3];
|
|
|
|
/* next shading coefficient */
|
|
ptr+=4;
|
|
}
|
|
|
|
val = dev->interface->read_register(0xd0+i);
|
|
addr = val * 8192 + 0x10000000;
|
|
dev->interface->write_ahb(addr, pixels, buffer.data());
|
|
}
|
|
}
|
|
|
|
/** @brief calibrates led exposure
|
|
* Calibrate exposure by scanning a white area until the used exposure gives
|
|
* data white enough.
|
|
* @param dev device to calibrate
|
|
*/
|
|
SensorExposure CommandSetGl847::led_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set& regs) const
|
|
{
|
|
return scanner_led_calibration(*dev, sensor, regs);
|
|
}
|
|
|
|
/**
|
|
* set up GPIO/GPOE for idle state
|
|
*/
|
|
static void gl847_init_gpio(Genesys_Device* dev)
|
|
{
|
|
DBG_HELPER(dbg);
|
|
int idx=0;
|
|
|
|
/* search GPIO profile */
|
|
while(gpios[idx].gpio_id != GpioId::UNKNOWN && dev->model->gpio_id != gpios[idx].gpio_id) {
|
|
idx++;
|
|
}
|
|
if (gpios[idx].gpio_id == GpioId::UNKNOWN) {
|
|
throw SaneException("failed to find GPIO profile for sensor_id=%d",
|
|
static_cast<unsigned>(dev->model->sensor_id));
|
|
}
|
|
|
|
dev->interface->write_register(REG_0xA7, gpios[idx].ra7);
|
|
dev->interface->write_register(REG_0xA6, gpios[idx].ra6);
|
|
|
|
dev->interface->write_register(REG_0x6E, gpios[idx].r6e);
|
|
dev->interface->write_register(REG_0x6C, 0x00);
|
|
|
|
dev->interface->write_register(REG_0x6B, gpios[idx].r6b);
|
|
dev->interface->write_register(REG_0x6C, gpios[idx].r6c);
|
|
dev->interface->write_register(REG_0x6D, gpios[idx].r6d);
|
|
dev->interface->write_register(REG_0x6E, gpios[idx].r6e);
|
|
dev->interface->write_register(REG_0x6F, gpios[idx].r6f);
|
|
|
|
dev->interface->write_register(REG_0xA8, gpios[idx].ra8);
|
|
dev->interface->write_register(REG_0xA9, gpios[idx].ra9);
|
|
}
|
|
|
|
/**
|
|
* set memory layout by filling values in dedicated registers
|
|
*/
|
|
static void gl847_init_memory_layout(Genesys_Device* dev)
|
|
{
|
|
DBG_HELPER(dbg);
|
|
|
|
// TODO: move to initial register list
|
|
switch (dev->model->model_id) {
|
|
case ModelId::CANON_LIDE_100:
|
|
case ModelId::CANON_LIDE_200:
|
|
case ModelId::CANON_5600F:
|
|
dev->interface->write_register(REG_0x0B, 0x29);
|
|
break;
|
|
case ModelId::CANON_LIDE_700F:
|
|
dev->interface->write_register(REG_0x0B, 0x2a);
|
|
break;
|
|
default:
|
|
throw SaneException("Unknown device");
|
|
}
|
|
|
|
// prevent further writings by bulk write register
|
|
dev->reg.remove_reg(0x0b);
|
|
|
|
apply_reg_settings_to_device_write_only(*dev, dev->memory_layout.regs);
|
|
}
|
|
|
|
/* *
|
|
* initialize ASIC from power on condition
|
|
*/
|
|
void CommandSetGl847::asic_boot(Genesys_Device* dev, bool cold) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
|
|
// reset ASIC if cold boot
|
|
if (cold) {
|
|
dev->interface->write_register(0x0e, 0x01);
|
|
dev->interface->write_register(0x0e, 0x00);
|
|
}
|
|
|
|
// test CHKVER
|
|
uint8_t val = dev->interface->read_register(REG_0x40);
|
|
if (val & REG_0x40_CHKVER) {
|
|
val = dev->interface->read_register(0x00);
|
|
DBG(DBG_info, "%s: reported version for genesys chip is 0x%02x\n", __func__, val);
|
|
}
|
|
|
|
/* Set default values for registers */
|
|
gl847_init_registers (dev);
|
|
|
|
// Write initial registers
|
|
dev->interface->write_registers(dev->reg);
|
|
|
|
/* Enable DRAM by setting a rising edge on bit 3 of reg 0x0b */
|
|
val = dev->reg.find_reg(0x0b).value & REG_0x0B_DRAMSEL;
|
|
val = (val | REG_0x0B_ENBDRAM);
|
|
dev->interface->write_register(REG_0x0B, val);
|
|
dev->reg.find_reg(0x0b).value = val;
|
|
|
|
/* CIS_LINE */
|
|
dev->reg.init_reg(0x08, REG_0x08_CIS_LINE);
|
|
dev->interface->write_register(0x08, dev->reg.find_reg(0x08).value);
|
|
|
|
// set up end access
|
|
dev->interface->write_0x8c(0x10, 0x0b);
|
|
dev->interface->write_0x8c(0x13, 0x0e);
|
|
|
|
// setup gpio
|
|
gl847_init_gpio(dev);
|
|
|
|
// setup internal memory layout
|
|
gl847_init_memory_layout (dev);
|
|
|
|
dev->reg.init_reg(0xf8, 0x01);
|
|
dev->interface->write_register(0xf8, dev->reg.find_reg(0xf8).value);
|
|
}
|
|
|
|
/**
|
|
* initialize backend and ASIC : registers, motor tables, and gamma tables
|
|
* then ensure scanner's head is at home
|
|
*/
|
|
void CommandSetGl847::init(Genesys_Device* dev) const
|
|
{
|
|
DBG_INIT ();
|
|
DBG_HELPER(dbg);
|
|
|
|
sanei_genesys_asic_init(dev);
|
|
}
|
|
|
|
void CommandSetGl847::update_hardware_sensors(Genesys_Scanner* s) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
/* do what is needed to get a new set of events, but try to not lose
|
|
any of them.
|
|
*/
|
|
uint8_t val;
|
|
uint8_t scan, file, email, copy;
|
|
switch(s->dev->model->gpio_id) {
|
|
case GpioId::CANON_LIDE_700F:
|
|
scan=0x04;
|
|
file=0x02;
|
|
email=0x01;
|
|
copy=0x08;
|
|
break;
|
|
default:
|
|
scan=0x01;
|
|
file=0x02;
|
|
email=0x04;
|
|
copy=0x08;
|
|
}
|
|
val = s->dev->interface->read_register(REG_0x6D);
|
|
|
|
s->buttons[BUTTON_SCAN_SW].write((val & scan) == 0);
|
|
s->buttons[BUTTON_FILE_SW].write((val & file) == 0);
|
|
s->buttons[BUTTON_EMAIL_SW].write((val & email) == 0);
|
|
s->buttons[BUTTON_COPY_SW].write((val & copy) == 0);
|
|
}
|
|
|
|
void CommandSetGl847::update_home_sensor_gpio(Genesys_Device& dev) const
|
|
{
|
|
DBG_HELPER(dbg);
|
|
|
|
if (dev.model->gpio_id == GpioId::CANON_LIDE_700F) {
|
|
std::uint8_t val = dev.interface->read_register(REG_0x6C);
|
|
val &= ~REG_0x6C_GPIO10;
|
|
dev.interface->write_register(REG_0x6C, val);
|
|
} else {
|
|
std::uint8_t val = dev.interface->read_register(REG_0x6C);
|
|
val |= REG_0x6C_GPIO10;
|
|
dev.interface->write_register(REG_0x6C, val);
|
|
}
|
|
}
|
|
|
|
void CommandSetGl847::offset_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set& regs) const
|
|
{
|
|
scanner_offset_calibration(*dev, sensor, regs);
|
|
}
|
|
|
|
void CommandSetGl847::coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set& regs, int dpi) const
|
|
{
|
|
scanner_coarse_gain_calibration(*dev, sensor, regs, dpi);
|
|
}
|
|
|
|
bool CommandSetGl847::needs_home_before_init_regs_for_scan(Genesys_Device* dev) const
|
|
{
|
|
(void) dev;
|
|
return false;
|
|
}
|
|
|
|
void CommandSetGl847::init_regs_for_warmup(Genesys_Device* dev, const Genesys_Sensor& sensor,
|
|
Genesys_Register_Set* regs) const
|
|
{
|
|
(void) dev;
|
|
(void) sensor;
|
|
(void) regs;
|
|
throw SaneException("not implemented");
|
|
}
|
|
|
|
void CommandSetGl847::send_gamma_table(Genesys_Device* dev, const Genesys_Sensor& sensor) const
|
|
{
|
|
sanei_genesys_send_gamma_table(dev, sensor);
|
|
}
|
|
|
|
void CommandSetGl847::wait_for_motor_stop(Genesys_Device* dev) const
|
|
{
|
|
(void) dev;
|
|
}
|
|
|
|
void CommandSetGl847::load_document(Genesys_Device* dev) const
|
|
{
|
|
(void) dev;
|
|
throw SaneException("not implemented");
|
|
}
|
|
|
|
void CommandSetGl847::detect_document_end(Genesys_Device* dev) const
|
|
{
|
|
(void) dev;
|
|
throw SaneException("not implemented");
|
|
}
|
|
|
|
void CommandSetGl847::eject_document(Genesys_Device* dev) const
|
|
{
|
|
(void) dev;
|
|
throw SaneException("not implemented");
|
|
}
|
|
|
|
void CommandSetGl847::move_to_ta(Genesys_Device* dev) const
|
|
{
|
|
(void) dev;
|
|
throw SaneException("not implemented");
|
|
}
|
|
|
|
} // namespace gl847
|
|
} // namespace genesys
|