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diff --git a/backend/genesys/gl843.cpp b/backend/genesys/gl843.cpp
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+/* sane - Scanner Access Now Easy.
+
+ Copyright (C) 2010-2013 Stéphane Voltz <stef.dev@free.fr>
+
+
+ This file is part of the SANE package.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ This program 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+
+ As a special exception, the authors of SANE give permission for
+ additional uses of the libraries contained in this release of SANE.
+
+ The exception is that, if you link a SANE library with other files
+ to produce an executable, this does not by itself cause the
+ resulting executable to be covered by the GNU General Public
+ License. Your use of that executable is in no way restricted on
+ account of linking the SANE library code into it.
+
+ This exception does not, however, invalidate any other reasons why
+ the executable file might be covered by the GNU General Public
+ License.
+
+ If you submit changes to SANE to the maintainers to be included in
+ a subsequent release, you agree by submitting the changes that
+ those changes may be distributed with this exception intact.
+
+ If you write modifications of your own for SANE, it is your choice
+ whether to permit this exception to apply to your modifications.
+ If you do not wish that, delete this exception notice.
+*/
+
+#define DEBUG_DECLARE_ONLY
+
+#include "gl843_registers.h"
+#include "gl843.h"
+#include "test_settings.h"
+
+#include <string>
+#include <vector>
+
+namespace genesys {
+namespace gl843 {
+
+// Set address for writing data
+static void gl843_set_buffer_address(Genesys_Device* dev, uint32_t addr)
+{
+ DBG_HELPER_ARGS(dbg, "setting address to 0x%05x", addr & 0xffff);
+
+ dev->interface->write_register(0x5b, ((addr >> 8) & 0xff));
+ dev->interface->write_register(0x5c, (addr & 0xff));
+}
+
+/**
+ * compute the step multiplier used
+ */
+static int gl843_get_step_multiplier(Genesys_Register_Set* regs)
+{
+ GenesysRegister *r = sanei_genesys_get_address(regs, REG_0x9D);
+ int value = 1;
+ if (r != nullptr)
+ {
+ switch (r->value & 0x0c)
+ {
+ case 0x04:
+ value = 2;
+ break;
+ case 0x08:
+ value = 4;
+ break;
+ default:
+ value = 1;
+ }
+ }
+ DBG(DBG_io, "%s: step multiplier is %d\n", __func__, value);
+ return value;
+}
+
+/** copy sensor specific settings */
+static void gl843_setup_sensor(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set* regs)
+{
+ DBG_HELPER(dbg);
+ for (const auto& custom_reg : sensor.custom_regs) {
+ regs->set8(custom_reg.address, custom_reg.value);
+ }
+ if (!(dev->model->flags & GENESYS_FLAG_FULL_HWDPI_MODE) &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7200I &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300 &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ regs->set8(0x7d, 0x90);
+ }
+
+ dev->segment_order = sensor.segment_order;
+}
+
+
+/** @brief set all registers to default values .
+ * This function is called only once at the beginning and
+ * fills register startup values for registers reused across scans.
+ * Those that are rarely modified or not modified are written
+ * individually.
+ * @param dev device structure holding register set to initialize
+ */
+static void
+gl843_init_registers (Genesys_Device * dev)
+{
+ // Within this function SENSOR_DEF marker documents that a register is part
+ // of the sensors definition and the actual value is set in
+ // gl843_setup_sensor().
+
+ // 0x6c, 0x6d, 0x6e, 0x6f, 0xa6, 0xa7, 0xa8, 0xa9 are defined in the Gpo sensor struct
+
+ DBG_HELPER(dbg);
+
+ dev->reg.clear();
+
+ dev->reg.init_reg(0x01, 0x00);
+ dev->reg.init_reg(0x02, 0x78);
+ dev->reg.init_reg(0x03, 0x1f);
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x03, 0x1d);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x03, 0x1c);
+ }
+
+ dev->reg.init_reg(0x04, 0x10);
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7200I ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x04, 0x22);
+ }
+
+ // fine tune upon device description
+ dev->reg.init_reg(0x05, 0x80);
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x05, 0x08);
+ }
+
+ const auto& sensor = sanei_genesys_find_sensor_any(dev);
+ sanei_genesys_set_dpihw(dev->reg, sensor, sensor.optical_res);
+
+ // TODO: on 8600F the windows driver turns off GAIN4 which is recommended
+ dev->reg.init_reg(0x06, 0xd8); /* SCANMOD=110, PWRBIT and GAIN4 */
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x06, 0xd8); /* SCANMOD=110, PWRBIT and GAIN4 */
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7200I) {
+ dev->reg.init_reg(0x06, 0xd0);
+ }
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x06, 0xf0); /* SCANMOD=111, PWRBIT and no GAIN4 */
+ }
+
+ dev->reg.init_reg(0x08, 0x00);
+ dev->reg.init_reg(0x09, 0x00);
+ dev->reg.init_reg(0x0a, 0x00);
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x0a, 0x18);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x0a, 0x10);
+ }
+
+ // This register controls clock and RAM settings and is further modified in
+ // gl843_boot
+ dev->reg.init_reg(0x0b, 0x6a);
+
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ dev->reg.init_reg(0x0b, 0x69); // 16M only
+ }
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x0b, 0x89);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7200I) {
+ dev->reg.init_reg(0x0b, 0x2a);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I) {
+ dev->reg.init_reg(0x0b, 0x4a);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x0b, 0x69);
+ }
+
+ if (dev->model->model_id != ModelId::CANON_8400F &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7200I &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300)
+ {
+ dev->reg.init_reg(0x0c, 0x00);
+ }
+
+ // EXPR[0:15], EXPG[0:15], EXPB[0:15]: Exposure time settings.
+ dev->reg.init_reg(0x10, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x11, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x12, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x13, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x14, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x15, 0x00); // SENSOR_DEF
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ dev->reg.set16(REG_EXPR, 0x9c40);
+ dev->reg.set16(REG_EXPG, 0x9c40);
+ dev->reg.set16(REG_EXPB, 0x9c40);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.set16(REG_EXPR, 0x2c09);
+ dev->reg.set16(REG_EXPG, 0x22b8);
+ dev->reg.set16(REG_EXPB, 0x10f0);
+ }
+
+ // CCD signal settings.
+ dev->reg.init_reg(0x16, 0x33); // SENSOR_DEF
+ dev->reg.init_reg(0x17, 0x1c); // SENSOR_DEF
+ dev->reg.init_reg(0x18, 0x10); // SENSOR_DEF
+
+ // EXPDMY[0:7]: Exposure time of dummy lines.
+ dev->reg.init_reg(0x19, 0x2a); // SENSOR_DEF
+
+ // Various CCD clock settings.
+ dev->reg.init_reg(0x1a, 0x04); // SENSOR_DEF
+ dev->reg.init_reg(0x1b, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x1c, 0x20); // SENSOR_DEF
+ dev->reg.init_reg(0x1d, 0x04); // SENSOR_DEF
+
+ dev->reg.init_reg(0x1e, 0x10);
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ dev->reg.init_reg(0x1e, 0x20);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x1e, 0xa0);
+ }
+
+ dev->reg.init_reg(0x1f, 0x01);
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x1f, 0xff);
+ }
+
+ dev->reg.init_reg(0x20, 0x10);
+ dev->reg.init_reg(0x21, 0x04);
+
+ dev->reg.init_reg(0x22, 0x10);
+ dev->reg.init_reg(0x23, 0x10);
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x22, 0xc8);
+ dev->reg.init_reg(0x23, 0xc8);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x22, 0x50);
+ dev->reg.init_reg(0x23, 0x50);
+ }
+
+ dev->reg.init_reg(0x24, 0x04);
+ dev->reg.init_reg(0x25, 0x00);
+ dev->reg.init_reg(0x26, 0x00);
+ dev->reg.init_reg(0x27, 0x00);
+ dev->reg.init_reg(0x2c, 0x02);
+ dev->reg.init_reg(0x2d, 0x58);
+ // BWHI[0:7]: high level of black and white threshold
+ dev->reg.init_reg(0x2e, 0x80);
+ // BWLOW[0:7]: low level of black and white threshold
+ dev->reg.init_reg(0x2f, 0x80);
+ dev->reg.init_reg(0x30, 0x00);
+ dev->reg.init_reg(0x31, 0x14);
+ dev->reg.init_reg(0x32, 0x27);
+ dev->reg.init_reg(0x33, 0xec);
+
+ // DUMMY: CCD dummy and optically black pixel count
+ dev->reg.init_reg(0x34, 0x24);
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x34, 0x14);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x34, 0x3c);
+ }
+
+ // MAXWD: If available buffer size is less than 2*MAXWD words, then
+ // "buffer full" state will be set.
+ dev->reg.init_reg(0x35, 0x00);
+ dev->reg.init_reg(0x36, 0xff);
+ dev->reg.init_reg(0x37, 0xff);
+
+ // LPERIOD: Line period or exposure time for CCD or CIS.
+ dev->reg.init_reg(0x38, 0x55); // SENSOR_DEF
+ dev->reg.init_reg(0x39, 0xf0); // SENSOR_DEF
+
+ // FEEDL[0:24]: The number of steps of motor movement.
+ dev->reg.init_reg(0x3d, 0x00);
+ dev->reg.init_reg(0x3e, 0x00);
+ dev->reg.init_reg(0x3f, 0x01);
+
+ // Latch points for high and low bytes of R, G and B channels of AFE. If
+ // multiple clocks per pixel are consumed, then the setting defines during
+ // which clock the corresponding value will be read.
+ // RHI[0:4]: The latch point for high byte of R channel.
+ // RLOW[0:4]: The latch point for low byte of R channel.
+ // GHI[0:4]: The latch point for high byte of G channel.
+ // GLOW[0:4]: The latch point for low byte of G channel.
+ // BHI[0:4]: The latch point for high byte of B channel.
+ // BLOW[0:4]: The latch point for low byte of B channel.
+ dev->reg.init_reg(0x52, 0x01); // SENSOR_DEF
+ dev->reg.init_reg(0x53, 0x04); // SENSOR_DEF
+ dev->reg.init_reg(0x54, 0x07); // SENSOR_DEF
+ dev->reg.init_reg(0x55, 0x0a); // SENSOR_DEF
+ dev->reg.init_reg(0x56, 0x0d); // SENSOR_DEF
+ dev->reg.init_reg(0x57, 0x10); // SENSOR_DEF
+
+ // VSMP[0:4]: The position of the image sampling pulse for AFE in cycles.
+ // VSMPW[0:2]: The length of the image sampling pulse for AFE in cycles.
+ dev->reg.init_reg(0x58, 0x1b); // SENSOR_DEF
+
+ dev->reg.init_reg(0x59, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x5a, 0x40); // SENSOR_DEF
+
+ // 0x5b-0x5c: GMMADDR[0:15] address for gamma or motor tables download
+ // SENSOR_DEF
+
+ // DECSEL[0:2]: The number of deceleration steps after touching home sensor
+ // STOPTIM[0:4]: The stop duration between change of directions in
+ // backtracking
+ dev->reg.init_reg(0x5e, 0x23);
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ dev->reg.init_reg(0x5e, 0x3f);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x5e, 0x85);
+ }
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x5e, 0x1f);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x5e, 0x01);
+ }
+
+ //FMOVDEC: The number of deceleration steps in table 5 for auto-go-home
+ dev->reg.init_reg(0x5f, 0x01);
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ dev->reg.init_reg(0x5f, 0xf0);
+ }
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x5f, 0xf0);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x5f, 0x01);
+ }
+
+ // Z1MOD[0:20]
+ dev->reg.init_reg(0x60, 0x00);
+ dev->reg.init_reg(0x61, 0x00);
+ dev->reg.init_reg(0x62, 0x00);
+
+ // Z2MOD[0:20]
+ dev->reg.init_reg(0x63, 0x00);
+ dev->reg.init_reg(0x64, 0x00);
+ dev->reg.init_reg(0x65, 0x00);
+
+ // STEPSEL[0:1]. Motor movement step mode selection for tables 1-3 in
+ // scanning mode.
+ // MTRPWM[0:5]. Motor phase PWM duty cycle setting for tables 1-3
+ dev->reg.init_reg(0x67, 0x7f);
+ // FSTPSEL[0:1]: Motor movement step mode selection for tables 4-5 in
+ // command mode.
+ // FASTPWM[5:0]: Motor phase PWM duty cycle setting for tables 4-5
+ dev->reg.init_reg(0x68, 0x7f);
+
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300) {
+ dev->reg.init_reg(0x67, 0x80);
+ dev->reg.init_reg(0x68, 0x80);
+ }
+
+ // FSHDEC[0:7]: The number of deceleration steps after scanning is finished
+ // (table 3)
+ dev->reg.init_reg(0x69, 0x01);
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x69, 64);
+ }
+
+ // FMOVNO[0:7] The number of acceleration or deceleration steps for fast
+ // moving (table 4)
+ dev->reg.init_reg(0x6a, 0x04);
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x69, 64);
+ }
+
+ // GPIO-related register bits
+ dev->reg.init_reg(0x6b, 0x30);
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ dev->reg.init_reg(0x6b, 0x72);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x6b, 0xb1);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x6b, 0xf4);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7200I ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x6b, 0x31);
+ }
+
+ // 0x6c, 0x6d, 0x6e, 0x6f are set according to gpio tables. See
+ // gl843_init_gpio.
+
+ // RSH[0:4]: The position of rising edge of CCD RS signal in cycles
+ // RSL[0:4]: The position of falling edge of CCD RS signal in cycles
+ // CPH[0:4]: The position of rising edge of CCD CP signal in cycles.
+ // CPL[0:4]: The position of falling edge of CCD CP signal in cycles
+ dev->reg.init_reg(0x70, 0x01); // SENSOR_DEF
+ dev->reg.init_reg(0x71, 0x03); // SENSOR_DEF
+ dev->reg.init_reg(0x72, 0x04); // SENSOR_DEF
+ dev->reg.init_reg(0x73, 0x05); // SENSOR_DEF
+
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ dev->reg.init_reg(0x70, 0x01);
+ dev->reg.init_reg(0x71, 0x03);
+ dev->reg.init_reg(0x72, 0x01);
+ dev->reg.init_reg(0x73, 0x03);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x70, 0x01);
+ dev->reg.init_reg(0x71, 0x03);
+ dev->reg.init_reg(0x72, 0x03);
+ dev->reg.init_reg(0x73, 0x04);
+ }
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x70, 0x00);
+ dev->reg.init_reg(0x71, 0x02);
+ dev->reg.init_reg(0x72, 0x02);
+ dev->reg.init_reg(0x73, 0x04);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x70, 0x00);
+ dev->reg.init_reg(0x71, 0x02);
+ dev->reg.init_reg(0x72, 0x00);
+ dev->reg.init_reg(0x73, 0x00);
+ }
+
+ // CK1MAP[0:17], CK3MAP[0:17], CK4MAP[0:17]: CCD clock bit mapping setting.
+ dev->reg.init_reg(0x74, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x75, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x76, 0x3c); // SENSOR_DEF
+ dev->reg.init_reg(0x77, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x78, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x79, 0x9f); // SENSOR_DEF
+ dev->reg.init_reg(0x7a, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x7b, 0x00); // SENSOR_DEF
+ dev->reg.init_reg(0x7c, 0x55); // SENSOR_DEF
+
+ // various AFE settings
+ dev->reg.init_reg(0x7d, 0x00);
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x7d, 0x20);
+ }
+
+ // GPOLED[x]: LED vs GPIO settings
+ dev->reg.init_reg(0x7e, 0x00);
+
+ // BSMPDLY, VSMPDLY
+ // LEDCNT[0:1]: Controls led blinking and its period
+ dev->reg.init_reg(0x7f, 0x00);
+
+ // VRHOME, VRMOVE, VRBACK, VRSCAN: Vref settings of the motor driver IC for
+ // moving in various situations.
+ dev->reg.init_reg(0x80, 0x00);
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ dev->reg.init_reg(0x80, 0x0c);
+ }
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->reg.init_reg(0x80, 0x28);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x80, 0x50);
+ }
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x80, 0x0f);
+ }
+
+ if (dev->model->model_id != ModelId::CANON_4400F) {
+ dev->reg.init_reg(0x81, 0x00);
+ dev->reg.init_reg(0x82, 0x00);
+ dev->reg.init_reg(0x83, 0x00);
+ dev->reg.init_reg(0x84, 0x00);
+ dev->reg.init_reg(0x85, 0x00);
+ dev->reg.init_reg(0x86, 0x00);
+ }
+
+ dev->reg.init_reg(0x87, 0x00);
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ dev->reg.init_reg(0x87, 0x02);
+ }
+
+ // MTRPLS[0:7]: The width of the ADF motor trigger signal pulse.
+ if (dev->model->model_id != ModelId::CANON_8400F &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7200I &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300)
+ {
+ dev->reg.init_reg(0x94, 0xff);
+ }
+
+ // 0x95-0x97: SCANLEN[0:19]: Controls when paper jam bit is set in sheetfed
+ // scanners.
+
+ // ONDUR[0:15]: The duration of PWM ON phase for LAMP control
+ // OFFDUR[0:15]: The duration of PWM OFF phase for LAMP control
+ // both of the above are in system clocks
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->reg.init_reg(0x98, 0x00);
+ dev->reg.init_reg(0x99, 0x00);
+ dev->reg.init_reg(0x9a, 0x00);
+ dev->reg.init_reg(0x9b, 0x00);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ // TODO: move to set for scan
+ dev->reg.init_reg(0x98, 0x03);
+ dev->reg.init_reg(0x99, 0x30);
+ dev->reg.init_reg(0x9a, 0x01);
+ dev->reg.init_reg(0x9b, 0x80);
+ }
+
+ // RMADLY[0:1], MOTLAG, CMODE, STEPTIM, MULDMYLN, IFRS
+ dev->reg.init_reg(0x9d, 0x04);
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->reg.init_reg(0x9d, 0x00);
+ }
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8400F ||
+ dev->model->model_id == ModelId::CANON_8600F ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7200I ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0x9d, 0x08); // sets the multiplier for slope tables
+ }
+
+
+ // SEL3INV, TGSTIME[0:2], TGWTIME[0:2]
+ if (dev->model->model_id != ModelId::CANON_8400F &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7200I &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300)
+ {
+ dev->reg.init_reg(0x9e, 0x00); // SENSOR_DEF
+ }
+
+ if (dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300) {
+ dev->reg.init_reg(0xa2, 0x0f);
+ }
+
+ // RFHSET[0:4]: Refresh time of SDRAM in units of 2us
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ dev->reg.init_reg(0xa2, 0x1f);
+ }
+
+ // 0xa6-0xa9: controls gpio, see gl843_gpio_init
+
+ // not documented
+ if (dev->model->model_id != ModelId::CANON_4400F &&
+ dev->model->model_id != ModelId::CANON_8400F &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7200I &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300)
+ {
+ dev->reg.init_reg(0xaa, 0x00);
+ }
+
+ // GPOM9, MULSTOP[0-2], NODECEL, TB3TB1, TB5TB2, FIX16CLK. Not documented
+ if (dev->model->model_id != ModelId::CANON_8400F &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7200I &&
+ dev->model->model_id != ModelId::PLUSTEK_OPTICFILM_7300) {
+ dev->reg.init_reg(0xab, 0x50);
+ }
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ dev->reg.init_reg(0xab, 0x00);
+ }
+ if (dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ // BUG: this should apply to ModelId::CANON_CANOSCAN_8600F too, but due to previous bug
+ // the 8400F case overwrote it
+ dev->reg.init_reg(0xab, 0x40);
+ }
+
+ // VRHOME[3:2], VRMOVE[3:2], VRBACK[3:2]: Vref setting of the motor driver IC
+ // for various situations.
+ if (dev->model->model_id == ModelId::CANON_8600F ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4010 ||
+ dev->model->model_id == ModelId::HP_SCANJET_G4050 ||
+ dev->model->model_id == ModelId::HP_SCANJET_4850C)
+ {
+ dev->reg.init_reg(0xac, 0x00);
+ }
+
+ dev->calib_reg = dev->reg;
+
+ if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7200I) {
+ uint8_t data[32] = {
+ 0x8c, 0x8f, 0xc9, 0x00, 0x01, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x6a, 0x73, 0x63, 0x68, 0x69, 0x65, 0x6e, 0x00,
+ };
+
+ dev->interface->write_buffer(0x3c, 0x3ff000, data, 32,
+ ScannerInterface::FLAG_SWAP_REGISTERS);
+ }
+}
+
+// Send slope table for motor movement slope_table in machine byte order
+static void gl843_send_slope_table(Genesys_Device* dev, int table_nr,
+ const std::vector<uint16_t>& slope_table,
+ int steps)
+{
+ DBG_HELPER_ARGS(dbg, "table_nr = %d, steps = %d", table_nr, steps);
+
+ int i;
+ char msg[10000];
+
+ std::vector<uint8_t> table(steps * 2);
+ for (i = 0; i < steps; i++)
+ {
+ table[i * 2] = slope_table[i] & 0xff;
+ table[i * 2 + 1] = slope_table[i] >> 8;
+ }
+
+ if (DBG_LEVEL >= DBG_io)
+ {
+ std::sprintf(msg, "write slope %d (%d)=", table_nr, steps);
+ for (i = 0; i < steps; i++) {
+ std::sprintf (msg+strlen(msg), "%d", slope_table[i]);
+ }
+ DBG(DBG_io, "%s: %s\n", __func__, msg);
+ }
+
+ if (dev->interface->is_mock()) {
+ dev->interface->record_slope_table(table_nr, slope_table);
+ }
+
+ // slope table addresses are fixed : 0x40000, 0x48000, 0x50000, 0x58000, 0x60000
+ // XXX STEF XXX USB 1.1 ? sanei_genesys_write_0x8c (dev, 0x0f, 0x14);
+ dev->interface->write_gamma(0x28, 0x40000 + 0x8000 * table_nr, table.data(), steps * 2,
+ ScannerInterface::FLAG_SWAP_REGISTERS);
+
+ // FIXME: remove this when updating tests
+ gl843_set_buffer_address(dev, 0);
+}
+
+static void gl843_set_ad_fe(Genesys_Device* dev)
+{
+ for (const auto& reg : dev->frontend.regs) {
+ dev->interface->write_fe_register(reg.address, reg.value);
+ }
+}
+
+// Set values of analog frontend
+void CommandSetGl843::set_fe(Genesys_Device* dev, const Genesys_Sensor& sensor, uint8_t set) const
+{
+ DBG_HELPER_ARGS(dbg, "%s", set == AFE_INIT ? "init" :
+ set == AFE_SET ? "set" :
+ set == AFE_POWER_SAVE ? "powersave" : "huh?");
+ (void) sensor;
+ int i;
+
+ if (set == AFE_INIT)
+ {
+ DBG(DBG_proc, "%s(): setting DAC %u\n", __func__,
+ static_cast<unsigned>(dev->model->adc_id));
+ dev->frontend = dev->frontend_initial;
+ dev->frontend_is_init = true;
+ }
+
+ // check analog frontend type
+ // FIXME: looks like we write to that register with initial data
+ uint8_t fe_type = dev->interface->read_register(REG_0x04) & REG_0x04_FESET;
+ if (fe_type == 2) {
+ gl843_set_ad_fe(dev);
+ return;
+ }
+ if (fe_type != 0) {
+ throw SaneException(SANE_STATUS_UNSUPPORTED, "unsupported frontend type %d", fe_type);
+ }
+
+ DBG(DBG_proc, "%s(): frontend reset complete\n", __func__);
+
+ for (i = 1; i <= 3; i++)
+ {
+ // FIXME: the check below is just historical artifact, we can remove it when convenient
+ if (!dev->frontend_is_init) {
+ dev->interface->write_fe_register(i, 0x00);
+ } else {
+ dev->interface->write_fe_register(i, dev->frontend.regs.get_value(0x00 + i));
+ }
+ }
+ for (const auto& reg : sensor.custom_fe_regs) {
+ dev->interface->write_fe_register(reg.address, reg.value);
+ }
+
+ for (i = 0; i < 3; i++)
+ {
+ // FIXME: the check below is just historical artifact, we can remove it when convenient
+ if (!dev->frontend_is_init) {
+ dev->interface->write_fe_register(0x20 + i, 0x00);
+ } else {
+ dev->interface->write_fe_register(0x20 + i, dev->frontend.get_offset(i));
+ }
+ }
+
+ if (dev->model->sensor_id == SensorId::CCD_KVSS080) {
+ for (i = 0; i < 3; i++)
+ {
+ // FIXME: the check below is just historical artifact, we can remove it when convenient
+ if (!dev->frontend_is_init) {
+ dev->interface->write_fe_register(0x24 + i, 0x00);
+ } else {
+ dev->interface->write_fe_register(0x24 + i, dev->frontend.regs.get_value(0x24 + i));
+ }
+ }
+ }
+
+ for (i = 0; i < 3; i++)
+ {
+ // FIXME: the check below is just historical artifact, we can remove it when convenient
+ if (!dev->frontend_is_init) {
+ dev->interface->write_fe_register(0x28 + i, 0x00);
+ } else {
+ dev->interface->write_fe_register(0x28 + i, dev->frontend.get_gain(i));
+ }
+ }
+}
+
+
+static void gl843_init_motor_regs_scan(Genesys_Device* dev,
+ const Genesys_Sensor& sensor,
+ Genesys_Register_Set* reg,
+ const Motor_Profile& motor_profile,
+ unsigned int exposure,
+ unsigned scan_yres,
+ unsigned int scan_lines,
+ unsigned int scan_dummy,
+ unsigned int feed_steps,
+ MotorFlag flags)
+{
+ DBG_HELPER_ARGS(dbg, "exposure=%d, scan_yres=%d, step_type=%d, scan_lines=%d, scan_dummy=%d, "
+ "feed_steps=%d, flags=%x",
+ exposure, scan_yres, static_cast<unsigned>(motor_profile.step_type),
+ scan_lines, scan_dummy, feed_steps, static_cast<unsigned>(flags));
+
+ int use_fast_fed, coeff;
+ unsigned int lincnt;
+ unsigned feedl, dist;
+ GenesysRegister *r;
+ uint32_t z1, z2;
+
+ /* get step multiplier */
+ unsigned step_multiplier = gl843_get_step_multiplier (reg);
+
+ use_fast_fed = 0;
+
+ if ((scan_yres >= 300 && feed_steps > 900) || (has_flag(flags, MotorFlag::FEED))) {
+ use_fast_fed = 1;
+ }
+
+ lincnt=scan_lines;
+ reg->set24(REG_LINCNT, lincnt);
+ DBG(DBG_io, "%s: lincnt=%d\n", __func__, lincnt);
+
+ /* compute register 02 value */
+ r = sanei_genesys_get_address(reg, REG_0x02);
+ r->value = 0x00;
+ sanei_genesys_set_motor_power(*reg, true);
+
+ if (use_fast_fed) {
+ r->value |= REG_0x02_FASTFED;
+ } else {
+ r->value &= ~REG_0x02_FASTFED;
+ }
+
+ /* in case of automatic go home, move until home sensor */
+ if (has_flag(flags, MotorFlag::AUTO_GO_HOME)) {
+ r->value |= REG_0x02_AGOHOME | REG_0x02_NOTHOME;
+ }
+
+ /* disable backtracking */
+ if (has_flag(flags, MotorFlag::DISABLE_BUFFER_FULL_MOVE)
+ ||(scan_yres>=2400 && dev->model->model_id != ModelId::CANON_4400F)
+ ||(scan_yres>=sensor.optical_res))
+ {
+ r->value |= REG_0x02_ACDCDIS;
+ }
+
+ if (has_flag(flags, MotorFlag::REVERSE)) {
+ r->value |= REG_0x02_MTRREV;
+ } else {
+ r->value &= ~REG_0x02_MTRREV;
+ }
+
+ /* scan and backtracking slope table */
+ auto scan_table = sanei_genesys_slope_table(dev->model->asic_type, scan_yres, exposure,
+ dev->motor.base_ydpi, step_multiplier,
+ motor_profile);
+
+ gl843_send_slope_table(dev, SCAN_TABLE, scan_table.table, scan_table.steps_count);
+ gl843_send_slope_table(dev, BACKTRACK_TABLE, scan_table.table, scan_table.steps_count);
+
+ reg->set8(REG_STEPNO, scan_table.steps_count / step_multiplier);
+ reg->set8(REG_FASTNO, scan_table.steps_count / step_multiplier);
+
+ // fast table
+ unsigned fast_yres = sanei_genesys_get_lowest_ydpi(dev);
+ auto fast_table = sanei_genesys_slope_table(dev->model->asic_type, fast_yres, exposure,
+ dev->motor.base_ydpi, step_multiplier,
+ motor_profile);
+ gl843_send_slope_table(dev, STOP_TABLE, fast_table.table, fast_table.steps_count);
+ gl843_send_slope_table(dev, FAST_TABLE, fast_table.table, fast_table.steps_count);
+ gl843_send_slope_table(dev, HOME_TABLE, fast_table.table, fast_table.steps_count);
+
+ reg->set8(REG_FSHDEC, fast_table.steps_count / step_multiplier);
+ reg->set8(REG_FMOVNO, fast_table.steps_count / step_multiplier);
+
+ /* substract acceleration distance from feedl */
+ feedl=feed_steps;
+ feedl <<= static_cast<unsigned>(motor_profile.step_type);
+
+ dist = scan_table.steps_count / step_multiplier;
+ if (use_fast_fed)
+ {
+ dist += (fast_table.steps_count / step_multiplier) * 2;
+ }
+ DBG(DBG_io2, "%s: acceleration distance=%d\n", __func__, dist);
+
+ /* get sure when don't insane value : XXX STEF XXX in this case we should
+ * fall back to single table move */
+ if (dist < feedl) {
+ feedl -= dist;
+ } else {
+ feedl = 1;
+ }
+
+ reg->set24(REG_FEEDL, feedl);
+ DBG(DBG_io, "%s: feedl=%d\n", __func__, feedl);
+
+ /* doesn't seem to matter that much */
+ sanei_genesys_calculate_zmod(use_fast_fed,
+ exposure,
+ scan_table.table,
+ scan_table.steps_count / step_multiplier,
+ feedl,
+ scan_table.steps_count / step_multiplier,
+ &z1,
+ &z2);
+ if(scan_yres>600)
+ {
+ z1=0;
+ z2=0;
+ }
+
+ reg->set24(REG_Z1MOD, z1);
+ DBG(DBG_info, "%s: z1 = %d\n", __func__, z1);
+
+ reg->set24(REG_Z2MOD, z2);
+ DBG(DBG_info, "%s: z2 = %d\n", __func__, z2);
+
+ r = sanei_genesys_get_address(reg, REG_0x1E);
+ r->value &= 0xf0; /* 0 dummy lines */
+ r->value |= scan_dummy; /* dummy lines */
+
+ reg->set8_mask(REG_0x67, static_cast<unsigned>(motor_profile.step_type) << REG_0x67S_STEPSEL, 0xc0);
+ reg->set8_mask(REG_0x68, static_cast<unsigned>(motor_profile.step_type) << REG_0x68S_FSTPSEL, 0xc0);
+
+ // steps for STOP table
+ reg->set8(REG_FMOVDEC, fast_table.steps_count / step_multiplier);
+
+ /* Vref XXX STEF XXX : optical divider or step type ? */
+ r = sanei_genesys_get_address (reg, 0x80);
+ if (!(dev->model->flags & GENESYS_FLAG_FULL_HWDPI_MODE))
+ {
+ r->value = 0x50;
+ coeff = sensor.get_hwdpi_divisor_for_dpi(scan_yres);
+ if (dev->model->motor_id == MotorId::KVSS080) {
+ if(coeff>=1)
+ {
+ r->value |= 0x05;
+ }
+ }
+ else {
+ switch(coeff)
+ {
+ case 4:
+ r->value |= 0x0a;
+ break;
+ case 2:
+ r->value |= 0x0f;
+ break;
+ case 1:
+ r->value |= 0x0f;
+ break;
+ }
+ }
+ }
+}
+
+
+/** @brief setup optical related registers
+ * start and pixels are expressed in optical sensor resolution coordinate
+ * space.
+ * @param dev device to use
+ * @param reg registers to set up
+ * @param exposure exposure time to use
+ * @param used_res scanning resolution used, may differ from
+ * scan's one
+ * @param start logical start pixel coordinate
+ * @param pixels logical number of pixels to use
+ * @param channels number of color channles used (1 or 3)
+ * @param depth bit depth of the scan (1, 8 or 16 bits)
+ * @param ccd_size_divisor true specifies how much x coordinates must be shrunk
+ * @param color_filter to choose the color channel used in gray scans
+ * @param flags to drive specific settings such no calibration, XPA use ...
+ */
+static void gl843_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set* reg, unsigned int exposure,
+ const ScanSession& session)
+{
+ DBG_HELPER_ARGS(dbg, "exposure=%d", exposure);
+ unsigned int dpihw;
+ unsigned int tgtime; /**> exposure time multiplier */
+ GenesysRegister *r;
+
+ /* tgtime */
+ tgtime = exposure / 65536 + 1;
+ DBG(DBG_io2, "%s: tgtime=%d\n", __func__, tgtime);
+
+ // to manage high resolution device while keeping good low resolution scanning speed, we make
+ // hardware dpi vary
+ dpihw = sensor.get_register_hwdpi(session.output_resolution);
+ DBG(DBG_io2, "%s: dpihw=%d\n", __func__, dpihw);
+
+ /* sensor parameters */
+ gl843_setup_sensor(dev, sensor, reg);
+
+ // resolution is divided according to CKSEL
+ unsigned ccd_pixels_per_system_pixel = sensor.ccd_pixels_per_system_pixel();
+ DBG(DBG_io2, "%s: ccd_pixels_per_system_pixel=%d\n", __func__, ccd_pixels_per_system_pixel);
+
+ dev->cmd_set->set_fe(dev, sensor, AFE_SET);
+
+ /* enable shading */
+ regs_set_optical_off(dev->model->asic_type, *reg);
+ r = sanei_genesys_get_address (reg, REG_0x01);
+ if (has_flag(session.params.flags, ScanFlag::DISABLE_SHADING) ||
+ (dev->model->flags & GENESYS_FLAG_NO_CALIBRATION ||
+ (dev->model->flags & GENESYS_FLAG_CALIBRATION_HOST_SIDE)))
+ {
+ r->value &= ~REG_0x01_DVDSET;
+ } else {
+ r->value |= REG_0x01_DVDSET;
+ }
+
+ bool use_shdarea = dpihw > 600;
+ if (dev->model->model_id == ModelId::CANON_4400F) {
+ use_shdarea = session.params.xres <= 600;
+ } else if (dev->model->model_id == ModelId::CANON_8400F) {
+ use_shdarea = session.params.xres <= 400;
+ }
+ if (use_shdarea) {
+ r->value |= REG_0x01_SHDAREA;
+ } else {
+ r->value &= ~REG_0x01_SHDAREA;
+ }
+
+ r = sanei_genesys_get_address (reg, REG_0x03);
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ r->value |= REG_0x03_AVEENB;
+ } else {
+ r->value &= ~REG_0x03_AVEENB;
+ }
+
+ // FIXME: we probably don't need to set exposure to registers at this point. It was this way
+ // before a refactor.
+ sanei_genesys_set_lamp_power(dev, sensor, *reg,
+ !has_flag(session.params.flags, ScanFlag::DISABLE_LAMP));
+
+ /* select XPA */
+ r->value &= ~REG_0x03_XPASEL;
+ if (has_flag(session.params.flags, ScanFlag::USE_XPA)) {
+ r->value |= REG_0x03_XPASEL;
+ }
+ reg->state.is_xpa_on = has_flag(session.params.flags, ScanFlag::USE_XPA);
+
+ /* BW threshold */
+ r = sanei_genesys_get_address(reg, REG_0x2E);
+ r->value = dev->settings.threshold;
+ r = sanei_genesys_get_address(reg, REG_0x2F);
+ r->value = dev->settings.threshold;
+
+ /* monochrome / color scan */
+ r = sanei_genesys_get_address(reg, REG_0x04);
+ switch (session.params.depth) {
+ case 8:
+ r->value &= ~(REG_0x04_LINEART | REG_0x04_BITSET);
+ break;
+ case 16:
+ r->value &= ~REG_0x04_LINEART;
+ r->value |= REG_0x04_BITSET;
+ break;
+ }
+
+ r->value &= ~(REG_0x04_FILTER | REG_0x04_AFEMOD);
+ if (session.params.channels == 1)
+ {
+ switch (session.params.color_filter)
+ {
+ case ColorFilter::RED:
+ r->value |= 0x14;
+ break;
+ case ColorFilter::BLUE:
+ r->value |= 0x1c;
+ break;
+ case ColorFilter::GREEN:
+ r->value |= 0x18;
+ break;
+ default:
+ break; // should not happen
+ }
+ } else {
+ switch (dev->frontend.layout.type) {
+ case FrontendType::WOLFSON:
+ r->value |= 0x10; // pixel by pixel
+ break;
+ case FrontendType::ANALOG_DEVICES:
+ r->value |= 0x20; // slow color pixel by pixel
+ break;
+ default:
+ throw SaneException("Invalid frontend type %d",
+ static_cast<unsigned>(dev->frontend.layout.type));
+ }
+ }
+
+ sanei_genesys_set_dpihw(*reg, sensor, 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;
+ }
+
+ unsigned dpiset = session.output_resolution * session.ccd_size_divisor *
+ ccd_pixels_per_system_pixel;
+
+ if (sensor.dpiset_override != 0) {
+ dpiset = sensor.dpiset_override;
+ }
+ reg->set16(REG_DPISET, dpiset);
+ DBG(DBG_io2, "%s: dpiset used=%d\n", __func__, dpiset);
+
+ reg->set16(REG_STRPIXEL, session.pixel_startx);
+ reg->set16(REG_ENDPIXEL, session.pixel_endx);
+
+ /* MAXWD is expressed in 2 words unit */
+ /* nousedspace = (mem_bank_range * 1024 / 256 -1 ) * 4; */
+ // BUG: the division by ccd_size_divisor likely does not make sense
+ reg->set24(REG_MAXWD, (session.output_line_bytes / session.ccd_size_divisor) >> 1);
+
+ reg->set16(REG_LPERIOD, exposure / tgtime);
+ DBG(DBG_io2, "%s: exposure used=%d\n", __func__, exposure/tgtime);
+
+ r = sanei_genesys_get_address (reg, REG_DUMMY);
+ r->value = sensor.dummy_pixel;
+}
+
+void CommandSetGl843::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;
+
+ int slope_dpi = 0;
+ int dummy = 0;
+
+ /* we enable true gray for cis scanners only, and just when doing
+ * scan since color calibration is OK for this mode
+ */
+
+ dummy = 0;
+ if (dev->model->model_id == ModelId::CANON_4400F && session.params.yres == 1200) {
+ dummy = 1;
+ }
+
+ /* 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);
+
+ /* scan_step_type */
+ exposure = sensor.exposure_lperiod;
+ if (exposure < 0) {
+ throw std::runtime_error("Exposure not defined in sensor definition");
+ }
+ const auto& motor_profile = sanei_genesys_get_motor_profile(*gl843_motor_profiles,
+ dev->model->motor_id,
+ exposure);
+
+ DBG(DBG_info, "%s : exposure=%d pixels\n", __func__, exposure);
+ DBG(DBG_info, "%s : scan_step_type=%d\n", __func__,
+ static_cast<unsigned>(motor_profile.step_type));
+
+ // now _LOGICAL_ optical values used are known, setup registers
+ gl843_init_optical_regs_scan(dev, sensor, reg, exposure, session);
+
+ /*** motor parameters ***/
+ MotorFlag mflags = MotorFlag::NONE;
+ if (has_flag(session.params.flags, ScanFlag::DISABLE_BUFFER_FULL_MOVE)) {
+ mflags |= MotorFlag::DISABLE_BUFFER_FULL_MOVE;
+ }
+ if (has_flag(session.params.flags, ScanFlag::FEEDING)) {
+ mflags |= MotorFlag::FEED;
+ }
+ if (has_flag(session.params.flags, ScanFlag::USE_XPA)) {
+ mflags |= MotorFlag::USE_XPA;
+ }
+ if (has_flag(session.params.flags, ScanFlag::REVERSE)) {
+ mflags |= MotorFlag::REVERSE;
+ }
+
+ unsigned scan_lines = dev->model->is_cis ? session.output_line_count * session.params.channels
+ : session.output_line_count;
+
+ gl843_init_motor_regs_scan(dev, sensor, reg, motor_profile, exposure, slope_dpi,
+ scan_lines, dummy, session.params.starty, mflags);
+
+ dev->read_buffer.clear();
+ dev->read_buffer.alloc(session.buffer_size_read);
+
+ build_image_pipeline(dev, session);
+
+ 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 CommandSetGl843::calculate_scan_session(const Genesys_Device* dev,
+ const Genesys_Sensor& sensor,
+ const Genesys_Settings& settings) const
+{
+ DBG_HELPER(dbg);
+ debug_dump(DBG_info, settings);
+
+ int start;
+
+ /* we have 2 domains for ccd: xres below or above half ccd max dpi */
+ unsigned ccd_size_divisor = sensor.get_ccd_size_divisor_for_dpi(settings.xres);
+
+ if (settings.scan_method == ScanMethod::TRANSPARENCY ||
+ settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ start = static_cast<int>(dev->model->x_offset_ta);
+ } else {
+ start = static_cast<int>(dev->model->x_offset);
+ }
+
+ if (dev->model->model_id == ModelId::CANON_8600F)
+ {
+ // FIXME: this is probably just an artifact of a bug elsewhere
+ start /= ccd_size_divisor;
+ }
+
+ start += static_cast<int>(settings.tl_x);
+ start = static_cast<int>((start * sensor.optical_res) / MM_PER_INCH);
+
+ ScanSession session;
+ session.params.xres = settings.xres;
+ session.params.yres = settings.yres;
+ session.params.startx = start; // not used
+ session.params.starty = 0; // not used
+ 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;
+ session.params.flags = ScanFlag::NONE;
+
+ compute_session(dev, session, sensor);
+
+ return session;
+}
+
+/**
+ * for fast power saving methods only, like disabling certain amplifiers
+ * @param dev device to use
+ * @param enable true to set inot powersaving
+ * */
+void CommandSetGl843::save_power(Genesys_Device* dev, bool enable) const
+{
+ DBG_HELPER_ARGS(dbg, "enable = %d", enable);
+
+ // switch KV-SS080 lamp off
+ if (dev->model->gpio_id == GpioId::KVSS080) {
+ uint8_t val = dev->interface->read_register(REG_0x6C);
+ if (enable) {
+ val &= 0xef;
+ } else {
+ val |= 0x10;
+ }
+ dev->interface->write_register(REG_0x6C, val);
+ }
+}
+
+void CommandSetGl843::set_powersaving(Genesys_Device* dev, int delay /* in minutes */) const
+{
+ (void) dev;
+ DBG_HELPER_ARGS(dbg, "delay = %d", delay);
+}
+
+static bool gl843_get_paper_sensor(Genesys_Device* dev)
+{
+ DBG_HELPER(dbg);
+
+ uint8_t val = dev->interface->read_register(REG_0x6D);
+
+ return (val & 0x1) == 0;
+}
+
+void CommandSetGl843::eject_document(Genesys_Device* dev) const
+{
+ (void) dev;
+ DBG_HELPER(dbg);
+}
+
+
+void CommandSetGl843::load_document(Genesys_Device* dev) const
+{
+ DBG_HELPER(dbg);
+ (void) dev;
+}
+
+/**
+ * detects end of document and adjust current scan
+ * to take it into account
+ * used by sheetfed scanners
+ */
+void CommandSetGl843::detect_document_end(Genesys_Device* dev) const
+{
+ DBG_HELPER(dbg);
+ bool paper_loaded = gl843_get_paper_sensor(dev);
+
+ /* sheetfed scanner uses home sensor as paper present */
+ if (dev->document && !paper_loaded) {
+ DBG(DBG_info, "%s: no more document\n", __func__);
+ dev->document = false;
+
+ unsigned scanned_lines = 0;
+ catch_all_exceptions(__func__, [&](){ sanei_genesys_read_scancnt(dev, &scanned_lines); });
+
+ std::size_t output_lines = dev->session.output_line_count;
+
+ std::size_t offset_lines = static_cast<std::size_t>(
+ (dev->model->post_scan * dev->session.params.yres) / MM_PER_INCH);
+
+ std::size_t scan_end_lines = scanned_lines + offset_lines;
+
+ std::size_t remaining_lines = dev->get_pipeline_source().remaining_bytes() /
+ dev->session.output_line_bytes_raw;
+
+ DBG(DBG_io, "%s: scanned_lines=%u\n", __func__, scanned_lines);
+ DBG(DBG_io, "%s: scan_end_lines=%zu\n", __func__, scan_end_lines);
+ DBG(DBG_io, "%s: output_lines=%zu\n", __func__, output_lines);
+ DBG(DBG_io, "%s: remaining_lines=%zu\n", __func__, remaining_lines);
+
+ if (scan_end_lines > output_lines) {
+ auto skip_lines = scan_end_lines - output_lines;
+
+ if (remaining_lines > skip_lines) {
+ DBG(DBG_io, "%s: skip_lines=%zu\n", __func__, skip_lines);
+
+ remaining_lines -= skip_lines;
+ dev->get_pipeline_source().set_remaining_bytes(remaining_lines *
+ dev->session.output_line_bytes_raw);
+ dev->total_bytes_to_read -= skip_lines * dev->session.output_line_bytes_requested;
+ }
+ }
+ }
+}
+
+// enables or disables XPA slider motor
+void gl843_set_xpa_motor_power(Genesys_Device* dev, Genesys_Register_Set& regs, bool set)
+{
+ DBG_HELPER(dbg);
+ uint8_t val;
+
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+
+ if (set) {
+ val = dev->interface->read_register(0x6c);
+ val &= ~(REG_0x6C_GPIO16 | REG_0x6C_GPIO13);
+ if (dev->session.output_resolution >= 2400) {
+ val &= ~REG_0x6C_GPIO10;
+ }
+ dev->interface->write_register(0x6c, val);
+
+ val = dev->interface->read_register(0xa9);
+ val |= REG_0xA9_GPO30;
+ val &= ~REG_0xA9_GPO29;
+ dev->interface->write_register(0xa9, val);
+ } else {
+ val = dev->interface->read_register(0x6c);
+ val |= REG_0x6C_GPIO16 | REG_0x6C_GPIO13;
+ dev->interface->write_register(0x6c, val);
+
+ val = dev->interface->read_register(0xa9);
+ val &= ~REG_0xA9_GPO30;
+ val |= REG_0xA9_GPO29;
+ dev->interface->write_register(0xa9, val);
+ }
+ } else if (dev->model->model_id == ModelId::CANON_8600F) {
+ if (set) {
+ val = dev->interface->read_register(REG_0x6C);
+ val &= ~REG_0x6C_GPIO14;
+ if (dev->session.output_resolution >= 2400) {
+ val |= REG_0x6C_GPIO10;
+ }
+ dev->interface->write_register(REG_0x6C, val);
+
+ val = dev->interface->read_register(REG_0xA6);
+ val |= REG_0xA6_GPIO17;
+ val &= ~REG_0xA6_GPIO23;
+ dev->interface->write_register(REG_0xA6, val);
+ } else {
+ val = dev->interface->read_register(REG_0x6C);
+ val |= REG_0x6C_GPIO14;
+ val &= ~REG_0x6C_GPIO10;
+ dev->interface->write_register(REG_0x6C, val);
+
+ val = dev->interface->read_register(REG_0xA6);
+ val &= ~REG_0xA6_GPIO17;
+ val &= ~REG_0xA6_GPIO23;
+ dev->interface->write_register(REG_0xA6, val);
+ }
+ } else if (dev->model->model_id == ModelId::HP_SCANJET_G4050) {
+ if (set) {
+ // set MULTFILM et GPOADF
+ val = dev->interface->read_register(REG_0x6B);
+ val |=REG_0x6B_MULTFILM|REG_0x6B_GPOADF;
+ dev->interface->write_register(REG_0x6B, val);
+
+ val = dev->interface->read_register(REG_0x6C);
+ val &= ~REG_0x6C_GPIO15;
+ dev->interface->write_register(REG_0x6C, val);
+
+ /* Motor power ? No move at all without this one */
+ val = dev->interface->read_register(REG_0xA6);
+ val |= REG_0xA6_GPIO20;
+ dev->interface->write_register(REG_0xA6, val);
+
+ val = dev->interface->read_register(REG_0xA8);
+ val &= ~REG_0xA8_GPO27;
+ dev->interface->write_register(REG_0xA8, val);
+
+ val = dev->interface->read_register(REG_0xA9);
+ val |= REG_0xA9_GPO32|REG_0xA9_GPO31;
+ dev->interface->write_register(REG_0xA9, val);
+ } else {
+ // unset GPOADF
+ val = dev->interface->read_register(REG_0x6B);
+ val &= ~REG_0x6B_GPOADF;
+ dev->interface->write_register(REG_0x6B, val);
+
+ val = dev->interface->read_register(REG_0xA8);
+ val |= REG_0xA8_GPO27;
+ dev->interface->write_register(REG_0xA8, val);
+
+ val = dev->interface->read_register(REG_0xA9);
+ val &= ~REG_0xA9_GPO31;
+ dev->interface->write_register(REG_0xA9, val);
+ }
+ }
+ regs.state.is_xpa_motor_on = set;
+}
+
+
+/** @brief light XPA lamp
+ * toggle gpios to switch off regular lamp and light on the
+ * XPA light
+ * @param dev device to set up
+ */
+static void gl843_set_xpa_lamp_power(Genesys_Device* dev, bool set)
+{
+ DBG_HELPER(dbg);
+
+ struct LampSettings {
+ ModelId model_id;
+ ScanMethod scan_method;
+ GenesysRegisterSettingSet regs_on;
+ GenesysRegisterSettingSet regs_off;
+ };
+
+ // FIXME: BUG: we're not clearing the registers to the previous state when returning back when
+ // turning off the lamp
+ LampSettings settings[] = {
+ { ModelId::CANON_8400F, ScanMethod::TRANSPARENCY, {
+ { 0xa6, 0x34, 0xf4 },
+ }, {
+ { 0xa6, 0x40, 0x70 },
+ }
+ },
+ { ModelId::CANON_8400F, ScanMethod::TRANSPARENCY_INFRARED, {
+ { 0x6c, 0x40, 0x40 },
+ { 0xa6, 0x01, 0xff },
+ }, {
+ { 0x6c, 0x00, 0x40 },
+ { 0xa6, 0x00, 0xff },
+ }
+ },
+ { ModelId::CANON_8600F, ScanMethod::TRANSPARENCY, {
+ { 0xa6, 0x34, 0xf4 },
+ { 0xa7, 0xe0, 0xe0 },
+ }, {
+ { 0xa6, 0x40, 0x70 },
+ }
+ },
+ { ModelId::CANON_8600F, ScanMethod::TRANSPARENCY_INFRARED, {
+ { 0xa6, 0x00, 0xc0 },
+ { 0xa7, 0xe0, 0xe0 },
+ { 0x6c, 0x80, 0x80 },
+ }, {
+ { 0xa6, 0x00, 0xc0 },
+ { 0x6c, 0x00, 0x80 },
+ }
+ },
+ { ModelId::PLUSTEK_OPTICFILM_7200I, ScanMethod::TRANSPARENCY, {
+ }, {
+ { 0xa6, 0x40, 0x70 }, // BUG: remove this cleanup write, it was enabled by accident
+ }
+ },
+ { ModelId::PLUSTEK_OPTICFILM_7200I, ScanMethod::TRANSPARENCY_INFRARED, {
+ { 0xa8, 0x07, 0x07 },
+ }, {
+ { 0xa8, 0x00, 0x07 },
+ }
+ },
+ { ModelId::PLUSTEK_OPTICFILM_7300, ScanMethod::TRANSPARENCY, {}, {} },
+ { ModelId::PLUSTEK_OPTICFILM_7500I, ScanMethod::TRANSPARENCY, {}, {} },
+ { ModelId::PLUSTEK_OPTICFILM_7500I, ScanMethod::TRANSPARENCY_INFRARED, {
+ { 0xa8, 0x07, 0x07 },
+ }, {
+ { 0xa8, 0x00, 0x07 },
+ }
+ },
+ };
+
+ for (const auto& setting : settings) {
+ if (setting.model_id == dev->model->model_id &&
+ setting.scan_method == dev->settings.scan_method)
+ {
+ apply_reg_settings_to_device(*dev, set ? setting.regs_on : setting.regs_off);
+ return;
+ }
+ }
+
+ // BUG: we're currently calling the function in shut down path of regular lamp
+ if (set) {
+ throw SaneException("Unexpected code path entered");
+ }
+
+ GenesysRegisterSettingSet regs = {
+ { 0xa6, 0x40, 0x70 },
+ };
+ apply_reg_settings_to_device(*dev, regs);
+ // TODO: throw exception when we're only calling this function in error return path
+ // throw SaneException("Could not find XPA lamp settings");
+}
+
+// Send the low-level scan command
+void CommandSetGl843::begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set* reg, bool start_motor) const
+{
+ DBG_HELPER(dbg);
+ (void) sensor;
+
+ /* set up GPIO for scan */
+ switch(dev->model->gpio_id) {
+ /* KV case */
+ case GpioId::KVSS080:
+ dev->interface->write_register(REG_0xA9, 0x00);
+ dev->interface->write_register(REG_0xA6, 0xf6);
+ // blinking led
+ dev->interface->write_register(0x7e, 0x04);
+ break;
+ case GpioId::G4050:
+ dev->interface->write_register(REG_0xA7, 0xfe);
+ dev->interface->write_register(REG_0xA8, 0x3e);
+ dev->interface->write_register(REG_0xA9, 0x06);
+ if ((reg->get8(0x05) & REG_0x05_DPIHW) == REG_0x05_DPIHW_600) {
+ dev->interface->write_register(REG_0x6C, 0x20);
+ dev->interface->write_register(REG_0xA6, 0x44);
+ } else {
+ dev->interface->write_register(REG_0x6C, 0x60);
+ dev->interface->write_register(REG_0xA6, 0x46);
+ }
+
+ if (reg->state.is_xpa_on && reg->state.is_lamp_on) {
+ gl843_set_xpa_lamp_power(dev, true);
+ }
+
+ if (reg->state.is_xpa_on) {
+ gl843_set_xpa_motor_power(dev, *reg, true);
+ }
+
+ // blinking led
+ dev->interface->write_register(REG_0x7E, 0x01);
+ break;
+ case GpioId::CANON_8400F:
+ case GpioId::CANON_8600F:
+ if (reg->state.is_xpa_on && reg->state.is_lamp_on) {
+ gl843_set_xpa_lamp_power(dev, true);
+ }
+ if (reg->state.is_xpa_on) {
+ gl843_set_xpa_motor_power(dev, *reg, true);
+ }
+ break;
+ case GpioId::PLUSTEK_OPTICFILM_7200I:
+ case GpioId::PLUSTEK_OPTICFILM_7300:
+ case GpioId::PLUSTEK_OPTICFILM_7500I: {
+ if (reg->state.is_xpa_on && reg->state.is_lamp_on) {
+ gl843_set_xpa_lamp_power(dev, true);
+ }
+ break;
+ }
+ case GpioId::CANON_4400F:
+ default:
+ break;
+ }
+
+ // clear scan and feed count
+ dev->interface->write_register(REG_0x0D, REG_0x0D_CLRLNCNT | REG_0x0D_CLRMCNT);
+
+ // enable scan and motor
+ uint8_t val = dev->interface->read_register(REG_0x01);
+ val |= REG_0x01_SCAN;
+ dev->interface->write_register(REG_0x01, val);
+
+ scanner_start_action(*dev, start_motor);
+
+ if (reg->state.is_motor_on) {
+ dev->advance_head_pos_by_session(ScanHeadId::PRIMARY);
+ }
+ if (reg->state.is_xpa_motor_on) {
+ dev->advance_head_pos_by_session(ScanHeadId::SECONDARY);
+ }
+}
+
+
+// Send the stop scan command
+void CommandSetGl843::end_scan(Genesys_Device* dev, Genesys_Register_Set* reg,
+ bool check_stop) const
+{
+ DBG_HELPER_ARGS(dbg, "check_stop = %d", check_stop);
+
+ // post scan gpio
+ dev->interface->write_register(0x7e, 0x00);
+
+ // turn off XPA lamp if needed
+ // BUG: the if condition below probably shouldn't be enabled when XPA is off
+ if (reg->state.is_xpa_on || reg->state.is_lamp_on) {
+ gl843_set_xpa_lamp_power(dev, false);
+ }
+
+ if (!dev->model->is_sheetfed) {
+ scanner_stop_action(*dev);
+ }
+}
+
+/** @brief Moves the slider to the home (top) position slowly
+ * */
+void CommandSetGl843::move_back_home(Genesys_Device* dev, bool wait_until_home) const
+{
+ scanner_move_back_home(*dev, wait_until_home);
+}
+
+// Automatically set top-left edge of the scan area by scanning a 200x200 pixels area at 600 dpi
+// from very top of scanner
+void CommandSetGl843::search_start_position(Genesys_Device* dev) const
+{
+ DBG_HELPER(dbg);
+ Genesys_Register_Set local_reg;
+
+ int pixels = 600;
+ int dpi = 300;
+
+ local_reg = dev->reg;
+
+ /* sets for a 200 lines * 600 pixels */
+ /* normal scan with no shading */
+
+ // FIXME: the current approach of doing search only for one resolution does not work on scanners
+ // whith employ different sensors with potentially different settings.
+ const auto& sensor = sanei_genesys_find_sensor(dev, dpi, 1, dev->model->default_method);
+
+ ScanSession session;
+ session.params.xres = dpi;
+ session.params.yres = dpi;
+ session.params.startx = 0;
+ session.params.starty = 0; // we should give a small offset here - ~60 steps
+ session.params.pixels = 600;
+ session.params.lines = dev->model->search_lines;
+ session.params.depth = 8;
+ session.params.channels = 1;
+ session.params.scan_method = dev->settings.scan_method;
+ session.params.scan_mode = ScanColorMode::GRAY;
+ session.params.color_filter = ColorFilter::GREEN;
+ session.params.flags = ScanFlag::DISABLE_SHADING |
+ ScanFlag::DISABLE_GAMMA |
+ ScanFlag::IGNORE_LINE_DISTANCE |
+ ScanFlag::DISABLE_BUFFER_FULL_MOVE;
+ compute_session(dev, session, sensor);
+
+ init_regs_for_scan_session(dev, sensor, &local_reg, session);
+
+ // send to scanner
+ dev->interface->write_registers(local_reg);
+
+ dev->cmd_set->begin_scan(dev, sensor, &local_reg, true);
+
+ if (is_testing_mode()) {
+ dev->interface->test_checkpoint("search_start_position");
+ end_scan(dev, &local_reg, true);
+ dev->reg = local_reg;
+ return;
+ }
+
+ wait_until_buffer_non_empty(dev);
+
+ // now we're on target, we can read data
+ Image image = read_unshuffled_image_from_scanner(dev, session, session.output_total_bytes_raw);
+
+ scanner_stop_action_no_move(*dev, local_reg);
+
+ if (DBG_LEVEL >= DBG_data) {
+ sanei_genesys_write_pnm_file("gl843_search_position.pnm", image);
+ }
+
+ dev->cmd_set->end_scan(dev, &local_reg, true);
+
+ /* update regs to copy ASIC internal state */
+ dev->reg = local_reg;
+
+ for (auto& sensor_update :
+ sanei_genesys_find_sensors_all_for_write(dev, dev->model->default_method))
+ {
+ sanei_genesys_search_reference_point(dev, sensor_update, image.get_row_ptr(0), 0, dpi,
+ pixels, dev->model->search_lines);
+ }
+}
+
+// sets up register for coarse gain calibration
+// todo: check it for scanners using it
+void CommandSetGl843::init_regs_for_coarse_calibration(Genesys_Device* dev,
+ const Genesys_Sensor& sensor,
+ Genesys_Register_Set& regs) const
+{
+ DBG_HELPER(dbg);
+
+ ScanFlag flags = ScanFlag::DISABLE_SHADING |
+ ScanFlag::DISABLE_GAMMA |
+ ScanFlag::SINGLE_LINE |
+ ScanFlag::IGNORE_LINE_DISTANCE;
+
+ if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED) {
+ flags |= ScanFlag::USE_XPA;
+ }
+
+ ScanSession session;
+ session.params.xres = dev->settings.xres;
+ session.params.yres = dev->settings.yres;
+ session.params.startx = 0;
+ session.params.starty = 0;
+ session.params.pixels = sensor.optical_res / sensor.ccd_pixels_per_system_pixel();
+ session.params.lines = 20;
+ session.params.depth = 16;
+ session.params.channels = dev->settings.get_channels();
+ session.params.scan_method = dev->settings.scan_method;
+ session.params.scan_mode = dev->settings.scan_mode;
+ session.params.color_filter = dev->settings.color_filter;
+ session.params.flags = flags;
+ compute_session(dev, session, sensor);
+
+ init_regs_for_scan_session(dev, sensor, &regs, session);
+
+ sanei_genesys_set_motor_power(regs, false);
+
+ DBG(DBG_info, "%s: optical sensor res: %d dpi, actual res: %d\n", __func__,
+ sensor.optical_res / sensor.ccd_pixels_per_system_pixel(), dev->settings.xres);
+
+ dev->interface->write_registers(regs);
+}
+
+// init registers for shading calibration shading calibration is done at dpihw
+void CommandSetGl843::init_regs_for_shading(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set& regs) const
+{
+ DBG_HELPER(dbg);
+ int move, resolution, dpihw, factor;
+
+ /* initial calibration reg values */
+ regs = dev->reg;
+
+ dev->calib_channels = 3;
+
+ if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ dev->calib_lines = dev->model->shading_ta_lines;
+ } else {
+ dev->calib_lines = dev->model->shading_lines;
+ }
+
+ dpihw = sensor.get_logical_hwdpi(dev->settings.xres);
+ factor=sensor.optical_res/dpihw;
+ resolution=dpihw;
+
+ const auto& calib_sensor = sanei_genesys_find_sensor(dev, resolution, dev->calib_channels,
+ dev->settings.scan_method);
+
+ if ((dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED) &&
+ dev->model->model_id == ModelId::CANON_8600F &&
+ dev->settings.xres == 4800)
+ {
+ float offset = static_cast<float>(dev->model->x_offset_ta);
+ offset /= calib_sensor.get_ccd_size_divisor_for_dpi(resolution);
+ offset = static_cast<float>((offset * calib_sensor.optical_res) / MM_PER_INCH);
+
+ float size = static_cast<float>(dev->model->x_size_ta);
+ size /= calib_sensor.get_ccd_size_divisor_for_dpi(resolution);
+ size = static_cast<float>((size * calib_sensor.optical_res) / MM_PER_INCH);
+
+ dev->calib_pixels_offset = static_cast<std::size_t>(offset);
+ dev->calib_pixels = static_cast<std::size_t>(size);
+ }
+ else
+ {
+ dev->calib_pixels_offset = 0;
+ dev->calib_pixels = calib_sensor.sensor_pixels / factor;
+ }
+
+ dev->calib_resolution = resolution;
+
+ ScanFlag flags = ScanFlag::DISABLE_SHADING |
+ ScanFlag::DISABLE_GAMMA |
+ ScanFlag::DISABLE_BUFFER_FULL_MOVE |
+ ScanFlag::IGNORE_LINE_DISTANCE;
+
+ if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ // note: move_to_ta() function has already been called and the sensor is at the
+ // transparency adapter
+ move = static_cast<int>(dev->model->y_offset_calib_white_ta - dev->model->y_offset_sensor_to_ta);
+ flags |= ScanFlag::USE_XPA;
+ } else {
+ move = static_cast<int>(dev->model->y_offset_calib_white);
+ }
+
+ move = static_cast<int>((move * resolution) / MM_PER_INCH);
+
+ ScanSession session;
+ session.params.xres = resolution;
+ session.params.yres = resolution;
+ session.params.startx = dev->calib_pixels_offset;
+ session.params.starty = move;
+ session.params.pixels = dev->calib_pixels;
+ session.params.lines = dev->calib_lines;
+ session.params.depth = 16;
+ session.params.channels = dev->calib_channels;
+ session.params.scan_method = dev->settings.scan_method;
+ session.params.scan_mode = dev->settings.scan_mode;
+ session.params.color_filter = dev->settings.color_filter;
+ session.params.flags = flags;
+ compute_session(dev, session, calib_sensor);
+
+ init_regs_for_scan_session(dev, calib_sensor, &regs, session);
+
+ // the pixel number may be updated to conform to scanner constraints
+ dev->calib_pixels = session.output_pixels;
+
+ dev->calib_session = session;
+ dev->calib_total_bytes_to_read = session.output_total_bytes_raw;
+
+ dev->interface->write_registers(regs);
+}
+
+/** @brief set up registers for the actual scan
+ */
+void CommandSetGl843::init_regs_for_scan(Genesys_Device* dev, const Genesys_Sensor& sensor) const
+{
+ DBG_HELPER(dbg);
+ float move;
+ int move_dpi;
+ float start;
+
+ debug_dump(DBG_info, dev->settings);
+
+ move_dpi = dev->motor.base_ydpi;
+
+ ScanFlag flags = ScanFlag::NONE;
+
+ if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ // note: move_to_ta() function has already been called and the sensor is at the
+ // transparency adapter
+ if (dev->ignore_offsets) {
+ move = 0;
+ } else {
+ move = static_cast<float>(dev->model->y_offset_ta - dev->model->y_offset_sensor_to_ta);
+ }
+ flags |= ScanFlag::USE_XPA;
+ } else {
+ if (dev->ignore_offsets) {
+ move = 0;
+ } else {
+ move = static_cast<float>(dev->model->y_offset);
+ }
+ }
+
+ move += static_cast<float>(dev->settings.tl_y);
+ move = static_cast<float>((move * move_dpi) / MM_PER_INCH);
+ DBG(DBG_info, "%s: move=%f steps\n", __func__, move);
+
+ /* start */
+ if (dev->settings.scan_method==ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ start = static_cast<float>(dev->model->x_offset_ta);
+ } else {
+ start = static_cast<float>(dev->model->x_offset);
+ }
+
+ if (dev->model->model_id == ModelId::CANON_8400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ // FIXME: this is probably just an artifact of a bug elsewhere
+ start /= sensor.get_ccd_size_divisor_for_dpi(dev->settings.xres);
+ }
+
+ start = static_cast<float>(start + dev->settings.tl_x);
+ start = static_cast<float>((start * sensor.optical_res) / MM_PER_INCH);
+
+ ScanSession session;
+ session.params.xres = dev->settings.xres;
+ session.params.yres = dev->settings.yres;
+ session.params.startx = static_cast<unsigned>(start);
+ session.params.starty = static_cast<unsigned>(move);
+ session.params.pixels = dev->settings.pixels;
+ session.params.requested_pixels = dev->settings.requested_pixels;
+ session.params.lines = dev->settings.lines;
+ session.params.depth = dev->settings.depth;
+ session.params.channels = dev->settings.get_channels();
+ session.params.scan_method = dev->settings.scan_method;
+ session.params.scan_mode = dev->settings.scan_mode;
+ session.params.color_filter = dev->settings.color_filter;
+ session.params.flags = flags;
+ compute_session(dev, session, sensor);
+
+ init_regs_for_scan_session(dev, sensor, &dev->reg, session);
+}
+
+/**
+ * This function sends gamma tables to ASIC
+ */
+void CommandSetGl843::send_gamma_table(Genesys_Device* dev, const Genesys_Sensor& sensor) const
+{
+ DBG_HELPER(dbg);
+ int size;
+ int i;
+
+ size = 256;
+
+ /* allocate temporary gamma tables: 16 bits words, 3 channels */
+ std::vector<uint8_t> gamma(size * 2 * 3);
+
+ std::vector<uint16_t> rgamma = get_gamma_table(dev, sensor, GENESYS_RED);
+ std::vector<uint16_t> ggamma = get_gamma_table(dev, sensor, GENESYS_GREEN);
+ std::vector<uint16_t> bgamma = get_gamma_table(dev, sensor, GENESYS_BLUE);
+
+ // copy sensor specific's gamma tables
+ for (i = 0; i < size; i++) {
+ gamma[i * 2 + size * 0 + 0] = rgamma[i] & 0xff;
+ gamma[i * 2 + size * 0 + 1] = (rgamma[i] >> 8) & 0xff;
+ gamma[i * 2 + size * 2 + 0] = ggamma[i] & 0xff;
+ gamma[i * 2 + size * 2 + 1] = (ggamma[i] >> 8) & 0xff;
+ gamma[i * 2 + size * 4 + 0] = bgamma[i] & 0xff;
+ gamma[i * 2 + size * 4 + 1] = (bgamma[i] >> 8) & 0xff;
+ }
+
+ dev->interface->write_gamma(0x28, 0x0000, gamma.data(), size * 2 * 3,
+ ScannerInterface::FLAG_SWAP_REGISTERS);
+}
+
+/* this function does the led calibration by scanning one line of the calibration
+ area below scanner's top on white strip.
+
+-needs working coarse/gain
+*/
+SensorExposure CommandSetGl843::led_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set& regs) const
+{
+ DBG_HELPER(dbg);
+ int num_pixels;
+ int avg[3], avga, avge;
+ int turn;
+ uint16_t expr, expg, expb;
+
+ // offset calibration is always done in color mode
+ unsigned channels = 3;
+
+ // take a copy, as we're going to modify exposure
+ auto calib_sensor = sanei_genesys_find_sensor(dev, sensor.optical_res, channels,
+ dev->settings.scan_method);
+
+ num_pixels = (calib_sensor.sensor_pixels * calib_sensor.optical_res) / calib_sensor.optical_res;
+
+ /* initial calibration reg values */
+ regs = dev->reg;
+
+ ScanSession session;
+ session.params.xres = calib_sensor.sensor_pixels;
+ session.params.yres = dev->motor.base_ydpi;
+ session.params.startx = 0;
+ session.params.starty = 0;
+ session.params.pixels = num_pixels;
+ session.params.lines = 1;
+ 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::SINGLE_LINE |
+ ScanFlag::IGNORE_LINE_DISTANCE;
+ compute_session(dev, session, calib_sensor);
+
+ init_regs_for_scan_session(dev, calib_sensor, &regs, session);
+
+ dev->interface->write_registers(regs);
+
+/*
+ we try to get equal bright leds here:
+
+ loop:
+ average per color
+ adjust exposure times
+ */
+
+ expr = calib_sensor.exposure.red;
+ expg = calib_sensor.exposure.green;
+ expb = calib_sensor.exposure.blue;
+
+ turn = 0;
+
+ bool acceptable = false;
+ do
+ {
+
+ calib_sensor.exposure.red = expr;
+ calib_sensor.exposure.green = expg;
+ calib_sensor.exposure.blue = expb;
+
+ regs_set_exposure(dev->model->asic_type, regs, calib_sensor.exposure);
+
+ dev->interface->write_registers(regs);
+
+ DBG(DBG_info, "%s: starting first line reading\n", __func__);
+ dev->cmd_set->begin_scan(dev, calib_sensor, &regs, true);
+
+ if (is_testing_mode()) {
+ dev->interface->test_checkpoint("led_calibration");
+ move_back_home(dev, true);
+ return calib_sensor.exposure;
+ }
+
+ auto image = read_unshuffled_image_from_scanner(dev, session,
+ session.output_total_bytes_raw);
+ scanner_stop_action_no_move(*dev, regs);
+
+ if (DBG_LEVEL >= DBG_data)
+ {
+ char fn[30];
+ std::snprintf(fn, 30, "gl843_led_%02d.pnm", turn);
+ sanei_genesys_write_pnm_file(fn, image);
+ }
+
+ acceptable = true;
+
+ for (unsigned ch = 0; ch < channels; ch++) {
+ avg[ch] = 0;
+ for (std::size_t x = 0; x < image.get_width(); x++) {
+ avg[ch] += image.get_raw_channel(x, 0, ch);
+ }
+ avg[ch] /= image.get_width();
+ }
+
+ DBG(DBG_info, "%s: average: %d,%d,%d\n", __func__, avg[0], avg[1], avg[2]);
+
+ acceptable = true;
+
+ if (avg[0] < avg[1] * 0.95 || avg[1] < avg[0] * 0.95 ||
+ avg[0] < avg[2] * 0.95 || avg[2] < avg[0] * 0.95 ||
+ avg[1] < avg[2] * 0.95 || avg[2] < avg[1] * 0.95)
+ acceptable = false;
+
+ if (!acceptable)
+ {
+ avga = (avg[0] + avg[1] + avg[2]) / 3;
+ expr = (expr * avga) / avg[0];
+ expg = (expg * avga) / avg[1];
+ expb = (expb * avga) / avg[2];
+/*
+ keep the resulting exposures below this value.
+ too long exposure drives the ccd into saturation.
+ we may fix this by relying on the fact that
+ we get a striped scan without shading, by means of
+ statistical calculation
+*/
+ avge = (expr + expg + expb) / 3;
+
+ /* don't overflow max exposure */
+ if (avge > 3000)
+ {
+ expr = (expr * 2000) / avge;
+ expg = (expg * 2000) / avge;
+ expb = (expb * 2000) / avge;
+ }
+ if (avge < 50)
+ {
+ expr = (expr * 50) / avge;
+ expg = (expg * 50) / avge;
+ expb = (expb * 50) / avge;
+ }
+
+ }
+ scanner_stop_action(*dev);
+
+ turn++;
+
+ }
+ while (!acceptable && turn < 100);
+
+ DBG(DBG_info, "%s: acceptable exposure: %d,%d,%d\n", __func__, expr, expg, expb);
+
+ move_back_home(dev, true);
+
+ return calib_sensor.exposure;
+}
+
+
+
+/**
+ * average dark pixels of a 8 bits scan of a given channel
+ */
+static int dark_average_channel(const Image& image, unsigned black, unsigned channel)
+{
+ auto channels = get_pixel_channels(image.get_format());
+
+ unsigned avg[3];
+
+ // computes average values on black margin
+ for (unsigned ch = 0; ch < channels; ch++) {
+ avg[ch] = 0;
+ unsigned count = 0;
+ // FIXME: start with the second line because the black pixels often have noise on the first
+ // line; the cause is probably incorrectly cleaned up previous scan
+ for (std::size_t y = 1; y < image.get_height(); y++) {
+ for (unsigned j = 0; j < black; j++) {
+ avg[ch] += image.get_raw_channel(j, y, ch);
+ count++;
+ }
+ }
+ if (count > 0) {
+ avg[ch] /= count;
+ }
+ DBG(DBG_info, "%s: avg[%d] = %d\n", __func__, ch, avg[ch]);
+ }
+ DBG(DBG_info, "%s: average = %d\n", __func__, avg[channel]);
+ return avg[channel];
+}
+
+/** @brief calibrate AFE offset
+ * Iterate doing scans at target dpi until AFE offset if correct. One
+ * color line is scanned at a time. Scanning head doesn't move.
+ * @param dev device to calibrate
+ */
+void CommandSetGl843::offset_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set& regs) const
+{
+ DBG_HELPER(dbg);
+
+ if (dev->frontend.layout.type != FrontendType::WOLFSON)
+ return;
+
+ unsigned channels;
+ int pass, resolution, lines;
+ int topavg[3], bottomavg[3], avg[3];
+ int top[3], bottom[3], black_pixels, pixels, factor, dpihw;
+
+ /* offset calibration is always done in color mode */
+ channels = 3;
+ lines = 8;
+
+ // compute divider factor to compute final pixels number
+ dpihw = sensor.get_logical_hwdpi(dev->settings.xres);
+ factor = sensor.optical_res / dpihw;
+ resolution = dpihw;
+
+ const auto& calib_sensor = sanei_genesys_find_sensor(dev, resolution, channels,
+ dev->settings.scan_method);
+
+ int target_pixels = calib_sensor.sensor_pixels / factor;
+ int start_pixel = 0;
+ black_pixels = calib_sensor.black_pixels / factor;
+
+ if ((dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED) &&
+ dev->model->model_id == ModelId::CANON_8600F &&
+ dev->settings.xres == 4800)
+ {
+ start_pixel = static_cast<int>(dev->model->x_offset_ta);
+ start_pixel /= calib_sensor.get_ccd_size_divisor_for_dpi(resolution);
+ start_pixel = static_cast<int>((start_pixel * calib_sensor.optical_res) / MM_PER_INCH);
+
+ target_pixels = static_cast<int>(dev->model->x_size_ta);
+ target_pixels /= calib_sensor.get_ccd_size_divisor_for_dpi(resolution);
+ target_pixels = static_cast<int>((target_pixels * calib_sensor.optical_res) / MM_PER_INCH);
+ }
+
+ ScanFlag flags = ScanFlag::DISABLE_SHADING |
+ ScanFlag::DISABLE_GAMMA |
+ ScanFlag::SINGLE_LINE |
+ ScanFlag::IGNORE_LINE_DISTANCE;
+
+ if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ flags |= ScanFlag::USE_XPA;
+ }
+
+ ScanSession session;
+ session.params.xres = resolution;
+ session.params.yres = resolution;
+ session.params.startx = start_pixel;
+ session.params.starty = 0;
+ session.params.pixels = target_pixels;
+ session.params.lines = lines;
+ session.params.depth = 8;
+ session.params.channels = channels;
+ session.params.scan_method = dev->settings.scan_method;
+ session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS;
+ session.params.color_filter = ColorFilter::RED;
+ session.params.flags = flags;
+ compute_session(dev, session, calib_sensor);
+ pixels = session.output_pixels;
+
+ DBG(DBG_io, "%s: dpihw =%d\n", __func__, dpihw);
+ DBG(DBG_io, "%s: factor =%d\n", __func__, factor);
+ DBG(DBG_io, "%s: resolution =%d\n", __func__, resolution);
+ DBG(DBG_io, "%s: pixels =%d\n", __func__, pixels);
+ DBG(DBG_io, "%s: black_pixels=%d\n", __func__, black_pixels);
+ init_regs_for_scan_session(dev, calib_sensor, &regs, session);
+
+ sanei_genesys_set_motor_power(regs, false);
+
+ // init gain and offset
+ for (unsigned ch = 0; ch < 3; ch++)
+ {
+ bottom[ch] = 10;
+ dev->frontend.set_offset(ch, bottom[ch]);
+ dev->frontend.set_gain(ch, 0);
+ }
+ dev->cmd_set->set_fe(dev, calib_sensor, AFE_SET);
+
+ // scan with bottom AFE settings
+ dev->interface->write_registers(regs);
+ DBG(DBG_info, "%s: starting first line reading\n", __func__);
+
+ dev->cmd_set->begin_scan(dev, calib_sensor, &regs, true);
+
+ if (is_testing_mode()) {
+ dev->interface->test_checkpoint("offset_calibration");
+ scanner_stop_action_no_move(*dev, regs);
+ return;
+ }
+
+ auto first_line = read_unshuffled_image_from_scanner(dev, session,
+ session.output_total_bytes_raw);
+ scanner_stop_action_no_move(*dev, regs);
+
+ if (DBG_LEVEL >= DBG_data)
+ {
+ char fn[40];
+ std::snprintf(fn, 40, "gl843_bottom_offset_%03d_%03d_%03d.pnm",
+ bottom[0], bottom[1], bottom[2]);
+ sanei_genesys_write_pnm_file(fn, first_line);
+ }
+
+ for (unsigned ch = 0; ch < 3; ch++) {
+ bottomavg[ch] = dark_average_channel(first_line, black_pixels, ch);
+ DBG(DBG_io2, "%s: bottom avg %d=%d\n", __func__, ch, bottomavg[ch]);
+ }
+
+ // now top value
+ for (unsigned ch = 0; ch < 3; ch++) {
+ top[ch] = 255;
+ dev->frontend.set_offset(ch, top[ch]);
+ }
+ dev->cmd_set->set_fe(dev, calib_sensor, AFE_SET);
+
+ // scan with top AFE values
+ dev->interface->write_registers(regs);
+ DBG(DBG_info, "%s: starting second line reading\n", __func__);
+
+ dev->cmd_set->begin_scan(dev, calib_sensor, &regs, true);
+ auto second_line = read_unshuffled_image_from_scanner(dev, session,
+ session.output_total_bytes_raw);
+ scanner_stop_action_no_move(*dev, regs);
+
+ for (unsigned ch = 0; ch < 3; ch++){
+ topavg[ch] = dark_average_channel(second_line, black_pixels, ch);
+ DBG(DBG_io2, "%s: top avg %d=%d\n", __func__, ch, topavg[ch]);
+ }
+
+ pass = 0;
+
+ std::vector<uint8_t> debug_image;
+ size_t debug_image_lines = 0;
+ std::string debug_image_info;
+
+ /* loop until acceptable level */
+ while ((pass < 32)
+ && ((top[0] - bottom[0] > 1)
+ || (top[1] - bottom[1] > 1) || (top[2] - bottom[2] > 1)))
+ {
+ pass++;
+
+ // settings for new scan
+ for (unsigned ch = 0; ch < 3; ch++) {
+ if (top[ch] - bottom[ch] > 1) {
+ dev->frontend.set_offset(ch, (top[ch] + bottom[ch]) / 2);
+ }
+ }
+ dev->cmd_set->set_fe(dev, calib_sensor, AFE_SET);
+
+ // scan with no move
+ dev->interface->write_registers(regs);
+ DBG(DBG_info, "%s: starting second line reading\n", __func__);
+ dev->cmd_set->begin_scan(dev, calib_sensor, &regs, true);
+ second_line = read_unshuffled_image_from_scanner(dev, session,
+ session.output_total_bytes_raw);
+ scanner_stop_action_no_move(*dev, regs);
+
+ if (DBG_LEVEL >= DBG_data)
+ {
+ char title[100];
+ std::snprintf(title, 100, "lines: %d pixels_per_line: %d offsets[0..2]: %d %d %d\n",
+ lines, pixels,
+ dev->frontend.get_offset(0),
+ dev->frontend.get_offset(1),
+ dev->frontend.get_offset(2));
+ debug_image_info += title;
+ std::copy(second_line.get_row_ptr(0),
+ second_line.get_row_ptr(0) + second_line.get_row_bytes() * second_line.get_height(),
+ std::back_inserter(debug_image));
+ debug_image_lines += lines;
+ }
+
+ for (unsigned ch = 0; ch < 3; ch++) {
+ avg[ch] = dark_average_channel(second_line, black_pixels, ch);
+ DBG(DBG_info, "%s: avg[%d]=%d offset=%d\n", __func__, ch, avg[ch],
+ dev->frontend.get_offset(ch));
+ }
+
+ // compute new boundaries
+ for (unsigned ch = 0; ch < 3; ch++) {
+ if (topavg[ch] >= avg[ch]) {
+ topavg[ch] = avg[ch];
+ top[ch] = dev->frontend.get_offset(ch);
+ } else {
+ bottomavg[ch] = avg[ch];
+ bottom[ch] = dev->frontend.get_offset(ch);
+ }
+ }
+ }
+
+ if (DBG_LEVEL >= DBG_data)
+ {
+ sanei_genesys_write_file("gl843_offset_all_desc.txt",
+ reinterpret_cast<const std::uint8_t*>(debug_image_info.data()),
+ debug_image_info.size());
+ sanei_genesys_write_pnm_file("gl843_offset_all.pnm",
+ debug_image.data(), session.params.depth, channels, pixels,
+ debug_image_lines);
+ }
+
+ DBG(DBG_info, "%s: offset=(%d,%d,%d)\n", __func__,
+ dev->frontend.get_offset(0),
+ dev->frontend.get_offset(1),
+ dev->frontend.get_offset(2));
+}
+
+
+/* alternative coarse gain calibration
+ this on uses the settings from offset_calibration and
+ uses only one scanline
+ */
+/*
+ with offset and coarse calibration we only want to get our input range into
+ a reasonable shape. the fine calibration of the upper and lower bounds will
+ be done with shading.
+ */
+void CommandSetGl843::coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set& regs, int dpi) const
+{
+ DBG_HELPER_ARGS(dbg, "dpi = %d", dpi);
+ int factor, dpihw;
+ float coeff;
+ int lines;
+ int resolution;
+
+ if (dev->frontend.layout.type != FrontendType::WOLFSON)
+ return;
+
+ dpihw = sensor.get_logical_hwdpi(dpi);
+ factor=sensor.optical_res/dpihw;
+
+ // coarse gain calibration is always done in color mode
+ unsigned channels = 3;
+
+ /* follow CKSEL */
+ if (dev->model->sensor_id == SensorId::CCD_KVSS080) {
+ if(dev->settings.xres<sensor.optical_res)
+ {
+ coeff = 0.9f;
+ }
+ else
+ {
+ coeff=1.0;
+ }
+ }
+ else
+ {
+ coeff=1.0;
+ }
+ resolution=dpihw;
+ lines=10;
+ int target_pixels = sensor.sensor_pixels / factor;
+
+ ScanFlag flags = ScanFlag::DISABLE_SHADING |
+ ScanFlag::DISABLE_GAMMA |
+ ScanFlag::SINGLE_LINE |
+ ScanFlag::IGNORE_LINE_DISTANCE;
+
+ if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
+ dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
+ {
+ flags |= ScanFlag::USE_XPA;
+ }
+
+ const auto& calib_sensor = sanei_genesys_find_sensor(dev, resolution, channels,
+ dev->settings.scan_method);
+
+ ScanSession session;
+ session.params.xres = resolution;
+ session.params.yres = resolution;
+ session.params.startx = 0;
+ session.params.starty = 0;
+ session.params.pixels = target_pixels;
+ session.params.lines = lines;
+ session.params.depth = 8;
+ 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 = flags;
+ compute_session(dev, session, calib_sensor);
+ std::size_t pixels = session.output_pixels;
+
+ try {
+ init_regs_for_scan_session(dev, calib_sensor, &regs, session);
+ } catch (...) {
+ catch_all_exceptions(__func__, [&](){ sanei_genesys_set_motor_power(regs, false); });
+ throw;
+ }
+
+ sanei_genesys_set_motor_power(regs, false);
+
+ dev->interface->write_registers(regs);
+
+ dev->cmd_set->set_fe(dev, calib_sensor, AFE_SET);
+ dev->cmd_set->begin_scan(dev, calib_sensor, &regs, true);
+
+ if (is_testing_mode()) {
+ dev->interface->test_checkpoint("coarse_gain_calibration");
+ scanner_stop_action(*dev);
+ move_back_home(dev, true);
+ return;
+ }
+
+ auto line = read_unshuffled_image_from_scanner(dev, session, session.output_total_bytes_raw);
+ scanner_stop_action_no_move(*dev, regs);
+
+ if (DBG_LEVEL >= DBG_data) {
+ sanei_genesys_write_pnm_file("gl843_gain.pnm", line);
+ }
+
+ // average value on each channel
+ for (unsigned ch = 0; ch < channels; ch++) {
+
+ std::vector<uint16_t> values;
+ // FIXME: start from the second line because the first line often has artifacts. Probably
+ // caused by unclean cleanup of previous scan
+ for (std::size_t x = pixels / 4; x < (pixels * 3 / 4); x++) {
+ values.push_back(line.get_raw_channel(x, 1, ch));
+ }
+
+ // pick target value at 95th percentile of all values. There may be a lot of black values
+ // in transparency scans for example
+ std::sort(values.begin(), values.end());
+ uint16_t curr_output = values[unsigned((values.size() - 1) * 0.95)];
+ float target_value = calib_sensor.gain_white_ref * coeff;
+
+ int code = compute_frontend_gain(curr_output, target_value, dev->frontend.layout.type);
+ dev->frontend.set_gain(ch, code);
+
+ DBG(DBG_proc, "%s: channel %d, max=%d, target=%d, setting:%d\n", __func__, ch, curr_output,
+ static_cast<int>(target_value), code);
+ }
+
+ if (dev->model->is_cis) {
+ uint8_t gain0 = dev->frontend.get_gain(0);
+ if (gain0 > dev->frontend.get_gain(1)) {
+ gain0 = dev->frontend.get_gain(1);
+ }
+ if (gain0 > dev->frontend.get_gain(2)) {
+ gain0 = dev->frontend.get_gain(2);
+ }
+ dev->frontend.set_gain(0, gain0);
+ dev->frontend.set_gain(1, gain0);
+ dev->frontend.set_gain(2, gain0);
+ }
+
+ if (channels == 1) {
+ dev->frontend.set_gain(0, dev->frontend.get_gain(1));
+ dev->frontend.set_gain(2, dev->frontend.get_gain(1));
+ }
+
+ scanner_stop_action(*dev);
+
+ move_back_home(dev, true);
+}
+
+// wait for lamp warmup by scanning the same line until difference
+// between 2 scans is below a threshold
+void CommandSetGl843::init_regs_for_warmup(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ Genesys_Register_Set* reg, int* channels,
+ int* total_size) const
+{
+ DBG_HELPER(dbg);
+ int num_pixels;
+ int dpihw;
+ int resolution;
+ int factor;
+
+ /* setup scan */
+ *channels=3;
+ resolution=600;
+ dpihw = sensor.get_logical_hwdpi(resolution);
+ resolution=dpihw;
+
+ const auto& calib_sensor = sanei_genesys_find_sensor(dev, resolution, *channels,
+ dev->settings.scan_method);
+ factor = calib_sensor.optical_res/dpihw;
+ num_pixels = calib_sensor.sensor_pixels/(factor*2);
+ *total_size = num_pixels * 3 * 1;
+
+ *reg = dev->reg;
+
+ ScanSession session;
+ session.params.xres = resolution;
+ session.params.yres = resolution;
+ session.params.startx = num_pixels/2;
+ session.params.starty = 0;
+ session.params.pixels = num_pixels;
+ session.params.lines = 1;
+ session.params.depth = 8;
+ 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::SINGLE_LINE |
+ ScanFlag::IGNORE_LINE_DISTANCE;
+ compute_session(dev, session, calib_sensor);
+
+ init_regs_for_scan_session(dev, calib_sensor, reg, session);
+
+ sanei_genesys_set_motor_power(*reg, false);
+ dev->interface->write_registers(*reg);
+}
+
+/**
+ * set up GPIO/GPOE for idle state
+WRITE GPIO[17-21]= GPIO19
+WRITE GPOE[17-21]= GPOE21 GPOE20 GPOE19 GPOE18
+genesys_write_register(0xa8,0x3e)
+GPIO(0xa8)=0x3e
+ */
+static void gl843_init_gpio(Genesys_Device* dev)
+{
+ DBG_HELPER(dbg);
+ apply_registers_ordered(dev->gpo.regs, { 0x6e, 0x6f }, [&](const GenesysRegisterSetting& reg)
+ {
+ dev->interface->write_register(reg.address, reg.value);
+ });
+}
+
+
+/* *
+ * initialize ASIC from power on condition
+ */
+void CommandSetGl843::asic_boot(Genesys_Device* dev, bool cold) const
+{
+ DBG_HELPER(dbg);
+ uint8_t val;
+
+ if (cold) {
+ dev->interface->write_register(0x0e, 0x01);
+ dev->interface->write_register(0x0e, 0x00);
+ }
+
+ if(dev->usb_mode == 1)
+ {
+ val = 0x14;
+ }
+ else
+ {
+ val = 0x11;
+ }
+ dev->interface->write_0x8c(0x0f, val);
+
+ // test CHKVER
+ 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 */
+ gl843_init_registers (dev);
+
+ if (dev->model->model_id == ModelId::CANON_8600F) {
+ // turns on vref control for maximum current of the motor driver
+ dev->interface->write_register(REG_0x6B, 0x72);
+ } else {
+ dev->interface->write_register(REG_0x6B, 0x02);
+ }
+
+ // 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;
+
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ dev->interface->write_0x8c(0x1e, 0x01);
+ dev->interface->write_0x8c(0x10, 0xb4);
+ dev->interface->write_0x8c(0x0f, 0x02);
+ }
+ else if (dev->model->model_id == ModelId::CANON_8600F) {
+ dev->interface->write_0x8c(0x10, 0xc8);
+ } else if (dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7300 ||
+ dev->model->model_id == ModelId::PLUSTEK_OPTICFILM_7500I)
+ {
+ dev->interface->write_0x8c(0x10, 0xd4);
+ } else {
+ dev->interface->write_0x8c(0x10, 0xb4);
+ }
+
+ /* CLKSET */
+ int clock_freq = REG_0x0B_48MHZ;
+ switch (dev->model->model_id) {
+ case ModelId::CANON_8600F:
+ clock_freq = REG_0x0B_60MHZ;
+ break;
+ case ModelId::PLUSTEK_OPTICFILM_7200I:
+ clock_freq = REG_0x0B_30MHZ;
+ break;
+ case ModelId::PLUSTEK_OPTICFILM_7300:
+ case ModelId::PLUSTEK_OPTICFILM_7500I:
+ clock_freq = REG_0x0B_40MHZ;
+ break;
+ default:
+ break;
+ }
+
+ val = (dev->reg.find_reg(0x0b).value & ~REG_0x0B_CLKSET) | clock_freq;
+
+ dev->interface->write_register(REG_0x0B, val);
+ dev->reg.find_reg(0x0b).value = val;
+
+ /* prevent further writings by bulk write register */
+ dev->reg.remove_reg(0x0b);
+
+ if (dev->model->model_id != ModelId::CANON_8600F) {
+ // set up end access
+ // FIXME: this is overwritten in gl843_init_gpio
+ dev->interface->write_register(REG_0xA7, 0x04);
+ dev->interface->write_register(REG_0xA9, 0x00);
+ }
+
+ // set RAM read address
+ dev->interface->write_register(REG_0x29, 0x00);
+ dev->interface->write_register(REG_0x2A, 0x00);
+ dev->interface->write_register(REG_0x2B, 0x00);
+
+ // setup gpio
+ gl843_init_gpio(dev);
+
+ scanner_move(*dev, dev->model->default_method, 300, Direction::FORWARD);
+ dev->interface->sleep_ms(100);
+}
+
+/* *
+ * initialize backend and ASIC : registers, motor tables, and gamma tables
+ * then ensure scanner's head is at home
+ */
+void CommandSetGl843::init(Genesys_Device* dev) const
+{
+ DBG_INIT ();
+ DBG_HELPER(dbg);
+
+ sanei_genesys_asic_init(dev, 0);
+}
+
+void CommandSetGl843::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 = s->dev->interface->read_register(REG_0x6D);
+
+ switch (s->dev->model->gpio_id)
+ {
+ case GpioId::KVSS080:
+ s->buttons[BUTTON_SCAN_SW].write((val & 0x04) == 0);
+ break;
+ case GpioId::G4050:
+ s->buttons[BUTTON_SCAN_SW].write((val & 0x01) == 0);
+ s->buttons[BUTTON_FILE_SW].write((val & 0x02) == 0);
+ s->buttons[BUTTON_EMAIL_SW].write((val & 0x04) == 0);
+ s->buttons[BUTTON_COPY_SW].write((val & 0x08) == 0);
+ break;
+ case GpioId::CANON_4400F:
+ case GpioId::CANON_8400F:
+ default:
+ break;
+ }
+}
+
+/** @brief move sensor to transparency adaptor
+ * Move sensor to the calibration of the transparency adapator (XPA).
+ * @param dev device to use
+ */
+void CommandSetGl843::move_to_ta(Genesys_Device* dev) const
+{
+ DBG_HELPER(dbg);
+
+ const auto& resolution_settings = dev->model->get_resolution_settings(dev->model->default_method);
+ float resolution = resolution_settings.get_min_resolution_y();
+
+ unsigned multiplier = 16;
+ if (dev->model->model_id == ModelId::CANON_8400F) {
+ multiplier = 4;
+ }
+ unsigned feed = static_cast<unsigned>(multiplier * (dev->model->y_offset_sensor_to_ta * resolution) /
+ MM_PER_INCH);
+ scanner_move(*dev, dev->model->default_method, feed, Direction::FORWARD);
+}
+
+
+/** @brief search for a full width black or white strip.
+ * This function searches for a black or white stripe across the scanning area.
+ * When searching backward, the searched area must completely be of the desired
+ * color since this area will be used for calibration which scans forward.
+ * @param dev scanner device
+ * @param forward true if searching forward, false if searching backward
+ * @param black true if searching for a black strip, false for a white strip
+ */
+void CommandSetGl843::search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ bool forward, bool black) const
+{
+ DBG_HELPER_ARGS(dbg, "%s %s", black ? "black" : "white", forward ? "forward" : "reverse");
+ unsigned int pixels, lines, channels;
+ Genesys_Register_Set local_reg;
+ int dpi;
+ unsigned int pass, count, found, x, y;
+
+ dev->cmd_set->set_fe(dev, sensor, AFE_SET);
+ scanner_stop_action(*dev);
+
+ /* set up for a gray scan at lowest dpi */
+ dpi = sanei_genesys_get_lowest_dpi(dev);
+ channels = 1;
+
+ const auto& calib_sensor = sanei_genesys_find_sensor(dev, dpi, channels,
+ dev->settings.scan_method);
+
+ /* 10 MM */
+ /* lines = (10 * dpi) / MM_PER_INCH; */
+ /* shading calibation is done with dev->motor.base_ydpi */
+ lines = (dev->model->shading_lines * dpi) / dev->motor.base_ydpi;
+ pixels = (calib_sensor.sensor_pixels * dpi) / calib_sensor.optical_res;
+
+ dev->set_head_pos_zero(ScanHeadId::PRIMARY);
+
+ local_reg = dev->reg;
+
+ ScanSession session;
+ session.params.xres = dpi;
+ session.params.yres = dpi;
+ session.params.startx = 0;
+ session.params.starty = 0;
+ session.params.pixels = pixels;
+ session.params.lines = lines;
+ session.params.depth = 8;
+ session.params.channels = channels;
+ session.params.scan_method = dev->settings.scan_method;
+ session.params.scan_mode = ScanColorMode::GRAY;
+ session.params.color_filter = ColorFilter::RED;
+ session.params.flags = ScanFlag::DISABLE_SHADING | ScanFlag::DISABLE_SHADING;
+ if (!forward) {
+ session.params.flags = ScanFlag::REVERSE;
+ }
+ compute_session(dev, session, calib_sensor);
+
+ init_regs_for_scan_session(dev, calib_sensor, &local_reg, session);
+
+ dev->interface->write_registers(local_reg);
+
+ dev->cmd_set->begin_scan(dev, calib_sensor, &local_reg, true);
+
+ if (is_testing_mode()) {
+ dev->interface->test_checkpoint("search_strip");
+ scanner_stop_action(*dev);
+ return;
+ }
+
+ wait_until_buffer_non_empty(dev);
+
+ // now we're on target, we can read data
+ auto data = read_unshuffled_image_from_scanner(dev, session,
+ session.output_total_bytes_raw);
+
+ scanner_stop_action(*dev);
+
+ pass = 0;
+ if (DBG_LEVEL >= DBG_data)
+ {
+ char fn[40];
+ std::snprintf(fn, 40, "gl843_search_strip_%s_%s%02d.pnm",
+ black ? "black" : "white", forward ? "fwd" : "bwd", pass);
+ sanei_genesys_write_pnm_file(fn, data);
+ }
+
+ /* loop until strip is found or maximum pass number done */
+ found = 0;
+ while (pass < 20 && !found)
+ {
+ dev->interface->write_registers(local_reg);
+
+ // now start scan
+ dev->cmd_set->begin_scan(dev, calib_sensor, &local_reg, true);
+
+ wait_until_buffer_non_empty(dev);
+
+ // now we're on target, we can read data
+ data = read_unshuffled_image_from_scanner(dev, session, session.output_total_bytes_raw);
+
+ scanner_stop_action(*dev);
+
+ if (DBG_LEVEL >= DBG_data)
+ {
+ char fn[40];
+ std::snprintf(fn, 40, "gl843_search_strip_%s_%s%02d.pnm",
+ black ? "black" : "white", forward ? "fwd" : "bwd", pass);
+ sanei_genesys_write_pnm_file(fn, data);
+ }
+
+ /* search data to find black strip */
+ /* when searching forward, we only need one line of the searched color since we
+ * will scan forward. But when doing backward search, we need all the area of the
+ * same color */
+ if (forward)
+ {
+ for (y = 0; y < lines && !found; y++)
+ {
+ count = 0;
+ /* count of white/black pixels depending on the color searched */
+ for (x = 0; x < pixels; x++)
+ {
+ /* when searching for black, detect white pixels */
+ if (black && data.get_raw_channel(x, y, 0) > 90) {
+ count++;
+ }
+ /* when searching for white, detect black pixels */
+ if (!black && data.get_raw_channel(x, y, 0) < 60) {
+ count++;
+ }
+ }
+
+ /* at end of line, if count >= 3%, line is not fully of the desired color
+ * so we must go to next line of the buffer */
+ /* count*100/pixels < 3 */
+ if ((count * 100) / pixels < 3)
+ {
+ found = 1;
+ DBG(DBG_data, "%s: strip found forward during pass %d at line %d\n", __func__,
+ pass, y);
+ }
+ else
+ {
+ DBG(DBG_data, "%s: pixels=%d, count=%d (%d%%)\n", __func__, pixels, count,
+ (100 * count) / pixels);
+ }
+ }
+ }
+ else /* since calibration scans are done forward, we need the whole area
+ to be of the required color when searching backward */
+ {
+ count = 0;
+ for (y = 0; y < lines; y++)
+ {
+ /* count of white/black pixels depending on the color searched */
+ for (x = 0; x < pixels; x++)
+ {
+ // when searching for black, detect white pixels
+ if (black && data.get_raw_channel(x, y, 0) > 90) {
+ count++;
+ }
+ // when searching for white, detect black pixels
+ if (!black && data.get_raw_channel(x, y, 0) < 60) {
+ count++;
+ }
+ }
+ }
+
+ /* at end of area, if count >= 3%, area is not fully of the desired color
+ * so we must go to next buffer */
+ if ((count * 100) / (pixels * lines) < 3)
+ {
+ found = 1;
+ DBG(DBG_data, "%s: strip found backward during pass %d \n", __func__, pass);
+ }
+ else
+ {
+ DBG(DBG_data, "%s: pixels=%d, count=%d (%d%%)\n", __func__, pixels, count,
+ (100 * count) / pixels);
+ }
+ }
+ pass++;
+ }
+ if (found)
+ {
+ DBG(DBG_info, "%s: %s strip found\n", __func__, black ? "black" : "white");
+ }
+ else
+ {
+ throw SaneException(SANE_STATUS_UNSUPPORTED, "%s strip not found", black ? "black" : "white");
+ }
+}
+
+/**
+ * Send shading calibration data. The buffer is considered to always hold values
+ * for all the channels.
+ */
+void CommandSetGl843::send_shading_data(Genesys_Device* dev, const Genesys_Sensor& sensor,
+ uint8_t* data, int size) const
+{
+ DBG_HELPER(dbg);
+ uint32_t final_size, length, i;
+ uint8_t *buffer;
+ int count,offset;
+ GenesysRegister *r;
+ uint16_t strpixel, endpixel, startx;
+
+ offset=0;
+ length=size;
+ r = sanei_genesys_get_address(&dev->reg, REG_0x01);
+ if (r->value & REG_0x01_SHDAREA)
+ {
+ /* recompute STRPIXEL used shading calibration so we can
+ * compute offset within data for SHDAREA case */
+
+ // FIXME: the following is likely incorrect
+ // start coordinate in optical dpi coordinates
+ startx = (sensor.dummy_pixel / sensor.ccd_pixels_per_system_pixel()) / dev->session.hwdpi_divisor;
+ startx *= dev->session.pixel_count_multiplier;
+
+ /* current scan coordinates */
+ strpixel = dev->session.pixel_startx;
+ endpixel = dev->session.pixel_endx;
+
+ if (dev->model->model_id == ModelId::CANON_4400F ||
+ dev->model->model_id == ModelId::CANON_8600F)
+ {
+ int half_ccd_factor = dev->session.optical_resolution /
+ sensor.get_logical_hwdpi(dev->session.output_resolution);
+ strpixel /= half_ccd_factor * sensor.ccd_pixels_per_system_pixel();
+ endpixel /= half_ccd_factor * sensor.ccd_pixels_per_system_pixel();
+ }
+
+ /* 16 bit words, 2 words per color, 3 color channels */
+ offset=(strpixel-startx)*2*2*3;
+ length=(endpixel-strpixel)*2*2*3;
+ DBG(DBG_info, "%s: STRPIXEL=%d, ENDPIXEL=%d, startx=%d\n", __func__, strpixel, endpixel,
+ startx);
+ }
+
+ dev->interface->record_key_value("shading_offset", std::to_string(offset));
+ dev->interface->record_key_value("shading_length", std::to_string(length));
+
+ /* compute and allocate size for final data */
+ final_size = ((length+251) / 252) * 256;
+ DBG(DBG_io, "%s: final shading size=%04x (length=%d)\n", __func__, final_size, length);
+ std::vector<uint8_t> final_data(final_size, 0);
+
+ /* copy regular shading data to the expected layout */
+ buffer = final_data.data();
+ count = 0;
+
+ /* loop over calibration data */
+ for (i = 0; i < length; i++)
+ {
+ buffer[count] = data[offset+i];
+ count++;
+ if ((count % (256*2)) == (252*2))
+ {
+ count += 4*2;
+ }
+ }
+
+ dev->interface->write_buffer(0x3c, 0, final_data.data(), count,
+ ScannerInterface::FLAG_SMALL_ADDRESS);
+}
+
+bool CommandSetGl843::needs_home_before_init_regs_for_scan(Genesys_Device* dev) const
+{
+ (void) dev;
+ return true;
+}
+
+void CommandSetGl843::wait_for_motor_stop(Genesys_Device* dev) const
+{
+ (void) dev;
+}
+
+std::unique_ptr<CommandSet> create_gl843_cmd_set()
+{
+ return std::unique_ptr<CommandSet>(new CommandSetGl843{});
+}
+
+} // namespace gl843
+} // namespace genesys
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-16 09:38:04 +0000