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sane-project-backends/backend/genesys/gl847.cpp

1206 wiersze
43 KiB
C++
Czysty Wina Historia

/* 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, see <https://www.gnu.org/licenses/>.
*/
#define DEBUG_DECLARE_ONLY
#include "gl847.h"
#include "gl847_registers.h"
#include "test_settings.h"
#include <vector>
namespace genesys {
namespace gl847 {
/**
* compute the step multiplier used
*/
static unsigned gl847_get_step_multiplier (Genesys_Register_Set * regs)
{
unsigned value = (regs->get8(0x9d) & 0x0f) >> 1;
return 1 << value;
}
/** @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
gl847_init_registers (Genesys_Device * dev)
{
DBG_HELPER(dbg);
int lide700=0;
std::uint8_t val;
/* 700F class needs some different initial settings */
if (dev->model->model_id == ModelId::CANON_LIDE_700F) {
lide700 = 1;
}
dev->reg.clear();
dev->reg.init_reg(0x01, 0x82);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x01, 0x40);
}
dev->reg.init_reg(0x02, 0x18);
dev->reg.init_reg(0x03, 0x50);
dev->reg.init_reg(0x04, 0x12);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x04, 0x20);
}
dev->reg.init_reg(0x05, 0x80);
dev->reg.init_reg(0x06, 0x50); // FASTMODE + POWERBIT
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x06, 0xf8);
}
dev->reg.init_reg(0x08, 0x10);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x08, 0x20);
}
dev->reg.init_reg(0x09, 0x01);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x09, 0x00);
}
dev->reg.init_reg(0x0a, 0x00);
dev->reg.init_reg(0x0b, 0x01);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x0b, 0x6b);
}
dev->reg.init_reg(0x0c, 0x02);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x0c, 0x00);
}
// LED exposures
dev->reg.init_reg(0x10, 0x00); // exposure, overwritten in scanner_setup_sensor() below
dev->reg.init_reg(0x11, 0x00); // exposure, overwritten in scanner_setup_sensor() below
dev->reg.init_reg(0x12, 0x00); // exposure, overwritten in scanner_setup_sensor() below
dev->reg.init_reg(0x13, 0x00); // exposure, overwritten in scanner_setup_sensor() below
dev->reg.init_reg(0x14, 0x00); // exposure, overwritten in scanner_setup_sensor() below
dev->reg.init_reg(0x15, 0x00); // exposure, overwritten in scanner_setup_sensor() below
dev->reg.init_reg(0x16, 0x10); // SENSOR_DEF
dev->reg.init_reg(0x17, 0x08); // SENSOR_DEF
dev->reg.init_reg(0x18, 0x00); // SENSOR_DEF
dev->reg.init_reg(0x19, 0x50); // SENSOR_DEF
dev->reg.init_reg(0x1a, 0x34); // SENSOR_DEF
dev->reg.init_reg(0x1b, 0x00); // SENSOR_DEF
dev->reg.init_reg(0x1c, 0x02); // SENSOR_DEF
dev->reg.init_reg(0x1d, 0x04); // SENSOR_DEF
dev->reg.init_reg(0x1e, 0x10);
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x1e, 0xf0);
}
dev->reg.init_reg(0x1f, 0x04);
dev->reg.init_reg(0x20, 0x02); // BUFSEL: buffer full condition
dev->reg.init_reg(0x21, 0x10); // STEPNO: set during motor setup
dev->reg.init_reg(0x22, 0x7f); // FWDSTEP: set during motor setup
dev->reg.init_reg(0x23, 0x7f); // BWDSTEP: set during motor setup
dev->reg.init_reg(0x24, 0x10); // FASTNO: set during motor setup
dev->reg.init_reg(0x25, 0x00); // LINCNT: set during motor setup
dev->reg.init_reg(0x26, 0x00); // LINCNT: set during motor setup
dev->reg.init_reg(0x27, 0x00); // LINCNT: set during motor setup
dev->reg.init_reg(0x2c, 0x09); // DPISET: set during sensor setup
dev->reg.init_reg(0x2d, 0x60); // DPISET: set during sensor setup
dev->reg.init_reg(0x2e, 0x80); // BWHI: black/white low threshdold
dev->reg.init_reg(0x2f, 0x80); // BWLOW: black/white low threshold
dev->reg.init_reg(0x30, 0x00); // STRPIXEL: set during sensor setup
dev->reg.init_reg(0x31, 0x10); // STRPIXEL: set during sensor setup
dev->reg.init_reg(0x32, 0x15); // ENDPIXEL: set during sensor setup
dev->reg.init_reg(0x33, 0x0e); // ENDPIXEL: set during sensor setup
dev->reg.init_reg(0x34, 0x40); // DUMMY: SENSOR_DEF
dev->reg.init_reg(0x35, 0x00); // MAXWD: set during scan setup
dev->reg.init_reg(0x36, 0x2a); // MAXWD: set during scan setup
dev->reg.init_reg(0x37, 0x30); // MAXWD: set during scan setup
dev->reg.init_reg(0x38, 0x2a); // LPERIOD: SENSOR_DEF
dev->reg.init_reg(0x39, 0xf8); // LPERIOD: SENSOR_DEF
dev->reg.init_reg(0x3d, 0x00); // FEEDL: set during motor setup
dev->reg.init_reg(0x3e, 0x00); // FEEDL: set during motor setup
dev->reg.init_reg(0x3f, 0x00); // FEEDL: set during motor setup
dev->reg.init_reg(0x52, 0x03); // SENSOR_DEF
dev->reg.init_reg(0x53, 0x07); // SENSOR_DEF
dev->reg.init_reg(0x54, 0x00); // SENSOR_DEF
dev->reg.init_reg(0x55, 0x00); // SENSOR_DEF
dev->reg.init_reg(0x56, 0x00); // SENSOR_DEF
dev->reg.init_reg(0x57, 0x00); // SENSOR_DEF
dev->reg.init_reg(0x58, 0x2a); // SENSOR_DEF
dev->reg.init_reg(0x59, 0xe1); // SENSOR_DEF
dev->reg.init_reg(0x5a, 0x55); // SENSOR_DEF
dev->reg.init_reg(0x5e, 0x41); // DECSEL, STOPTIM
dev->reg.init_reg(0x5f, 0x40); // FMOVDEC: set during motor setup
dev->reg.init_reg(0x60, 0x00); // Z1MOD: overwritten during motor setup
dev->reg.init_reg(0x61, 0x21); // Z1MOD: overwritten during motor setup
dev->reg.init_reg(0x62, 0x40); // Z1MOD: overwritten during motor setup
dev->reg.init_reg(0x63, 0x00); // Z2MOD: overwritten during motor setup
dev->reg.init_reg(0x64, 0x21); // Z2MOD: overwritten during motor setup
dev->reg.init_reg(0x65, 0x40); // Z2MOD: overwritten during motor setup
dev->reg.init_reg(0x67, 0x80); // STEPSEL, MTRPWM: overwritten during motor setup
dev->reg.init_reg(0x68, 0x80); // FSTPSEL, FASTPWM: overwritten during motor setup
dev->reg.init_reg(0x69, 0x20); // FSHDEC: overwritten during motor setup
dev->reg.init_reg(0x6a, 0x20); // FMOVNO: overwritten during motor setup
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
dev->reg.init_reg(0x7d, 0x00);
// NOTE: autoconf is a non working option
dev->reg.init_reg(0x87, 0x02); // TODO: move to SENSOR_DEF
dev->reg.init_reg(0x9d, 0x06); // RAMDLY, MOTLAG, CMODE, STEPTIM, IFRS
dev->reg.init_reg(0xa2, 0x0f); // misc
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0xab, 0x31);
dev->reg.init_reg(0xbb, 0x00);
dev->reg.init_reg(0xbc, 0x0f);
}
dev->reg.init_reg(0xbd, 0x18); // misc
dev->reg.init_reg(0xfe, 0x08); // misc
if (dev->model->model_id == ModelId::CANON_5600F) {
dev->reg.init_reg(0x9e, 0x00); // sensor reg, but not in SENSOR_DEF
dev->reg.init_reg(0x9f, 0x00); // sensor reg, but not in SENSOR_DEF
dev->reg.init_reg(0xaa, 0x00); // custom data
dev->reg.init_reg(0xff, 0x00);
}
// gamma[0] and gamma[256] values
dev->reg.init_reg(0xbe, 0x00);
dev->reg.init_reg(0xc5, 0x00);
dev->reg.init_reg(0xc6, 0x00);
dev->reg.init_reg(0xc7, 0x00);
dev->reg.init_reg(0xc8, 0x00);
dev->reg.init_reg(0xc9, 0x00);
dev->reg.init_reg(0xca, 0x00);
/* LiDE 700 fixups */
if (lide700) {
dev->reg.init_reg(0x5f, 0x04);
dev->reg.init_reg(0x7d, 0x80);
/* we write to these registers only once */
val=0;
dev->interface->write_register(REG_0x7E, val);
dev->interface->write_register(REG_0x9E, val);
dev->interface->write_register(REG_0x9F, val);
dev->interface->write_register(REG_0xAB, val);
}
const auto& sensor = sanei_genesys_find_sensor_any(dev);
const auto& dpihw_sensor = sanei_genesys_find_sensor(dev, sensor.full_resolution,
3, ScanMethod::FLATBED);
sanei_genesys_set_dpihw(dev->reg, dpihw_sensor.register_dpihw);
if (dev->model->model_id == ModelId::CANON_5600F) {
scanner_setup_sensor(*dev, sensor, dev->reg);
}
}
// Set values of analog frontend
void CommandSetGl847::set_fe(Genesys_Device* dev, const Genesys_Sensor& sensor,
std::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;
if (dev->model->model_id != ModelId::CANON_5600F) {
// FIXME: remove the following read
dev->interface->read_register(REG_0x04);
}
// wait for FE to be ready
auto status = scanner_read_status(*dev);
while (status.is_front_end_busy) {
dev->interface->sleep_ms(10);
status = scanner_read_status(*dev);
}
if (set == AFE_INIT) {
dev->frontend = dev->frontend_initial;
}
if (dev->model->model_id != ModelId::CANON_5600F) {
// reset DAC (BUG: this does completely different thing on Analog Devices ADCs)
dev->interface->write_fe_register(0x00, 0x80);
} else {
if (dev->frontend.layout.type == FrontendType::WOLFSON) {
// reset DAC
dev->interface->write_fe_register(0x04, 0xff);
}
}
for (const auto& reg : dev->frontend.regs) {
dev->interface->write_fe_register(reg.address, reg.value);
}
}
static void gl847_write_motor_phase_table(Genesys_Device& dev, unsigned ydpi)
{
(void) ydpi;
if (dev.model->model_id == ModelId::CANON_5600F) {
std::vector<std::uint8_t> phase_table = {
0x33, 0x00, 0x33, 0x00, 0x33, 0x00, 0x33, 0x00,
0x32, 0x00, 0x32, 0x00, 0x32, 0x00, 0x32, 0x00,
0x35, 0x00, 0x35, 0x00, 0x35, 0x00, 0x35, 0x00,
0x38, 0x00, 0x38, 0x00, 0x38, 0x00, 0x38, 0x00,
0x3c, 0x00, 0x3c, 0x00, 0x3c, 0x00, 0x3c, 0x00,
0x18, 0x00, 0x18, 0x00, 0x18, 0x00, 0x18, 0x00,
0x15, 0x00, 0x15, 0x00, 0x15, 0x00, 0x15, 0x00,
0x12, 0x00, 0x12, 0x00, 0x12, 0x00, 0x12, 0x00,
0x03, 0x00, 0x03, 0x00, 0x03, 0x00, 0x03, 0x00,
0x02, 0x00, 0x02, 0x00, 0x02, 0x00, 0x02, 0x00,
0x05, 0x00, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00,
0x08, 0x00, 0x08, 0x00, 0x08, 0x00, 0x08, 0x00,
0x0c, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x0c, 0x00,
0x28, 0x00, 0x28, 0x00, 0x28, 0x00, 0x28, 0x00,
0x25, 0x00, 0x25, 0x00, 0x25, 0x00, 0x25, 0x00,
0x22, 0x00, 0x22, 0x00, 0x22, 0x00, 0x22, 0x00,
};
dev.interface->write_ahb(0x01000a00, phase_table.size(), phase_table.data());
}
}
// @brief set up motor related register for scan
static void gl847_init_motor_regs_scan(Genesys_Device* dev,
const Genesys_Sensor& sensor,
Genesys_Register_Set* reg,
const MotorProfile& motor_profile,
unsigned int scan_exposure_time,
unsigned scan_yres,
unsigned int scan_lines,
unsigned int scan_dummy,
unsigned int feed_steps,
ScanFlag flags)
{
DBG_HELPER_ARGS(dbg, "scan_exposure_time=%d, can_yres=%d, step_type=%d, scan_lines=%d, "
"scan_dummy=%d, feed_steps=%d, flags=%x",
scan_exposure_time, scan_yres, static_cast<unsigned>(motor_profile.step_type),
scan_lines, scan_dummy, feed_steps, static_cast<unsigned>(flags));
unsigned step_multiplier = gl847_get_step_multiplier (reg);
reg->set24(REG_LINCNT, scan_lines);
reg->set8(REG_0x02, 0);
sanei_genesys_set_motor_power(*reg, true);
std::uint8_t reg02 = reg->get8(REG_0x02);
reg02 &= ~REG_0x02_FASTFED;
if (has_flag(flags, ScanFlag::AUTO_GO_HOME)) {
reg02 |= REG_0x02_AGOHOME | REG_0x02_NOTHOME;
}
if (has_flag(flags, ScanFlag::DISABLE_BUFFER_FULL_MOVE) || (scan_yres >= sensor.full_resolution)) {
reg02 |= REG_0x02_ACDCDIS;
}
if (has_flag(flags, ScanFlag::REVERSE)) {
reg02 |= REG_0x02_MTRREV;
} else {
reg02 &= ~REG_0x02_MTRREV;
}
reg->set8(REG_0x02, reg02);
// scan and backtracking slope table
auto scan_table = create_slope_table(dev->model->asic_type, dev->motor, scan_yres,
scan_exposure_time, step_multiplier, motor_profile);
scanner_send_slope_table(dev, sensor, SCAN_TABLE, scan_table.table);
scanner_send_slope_table(dev, sensor, BACKTRACK_TABLE, scan_table.table);
// fast table
unsigned fast_dpi = sanei_genesys_get_lowest_ydpi(dev);
// BUG: looks like for fast moves we use inconsistent step type
StepType fast_step_type = motor_profile.step_type;
if (static_cast<unsigned>(motor_profile.step_type) >= static_cast<unsigned>(StepType::QUARTER)) {
fast_step_type = StepType::QUARTER;
}
MotorProfile fast_motor_profile = motor_profile;
fast_motor_profile.step_type = fast_step_type;
auto fast_table = create_slope_table(dev->model->asic_type, dev->motor, fast_dpi,
scan_exposure_time, step_multiplier, fast_motor_profile);
scanner_send_slope_table(dev, sensor, STOP_TABLE, fast_table.table);
scanner_send_slope_table(dev, sensor, FAST_TABLE, fast_table.table);
scanner_send_slope_table(dev, sensor, HOME_TABLE, fast_table.table);
gl847_write_motor_phase_table(*dev, scan_yres);
// correct move distance by acceleration and deceleration amounts
unsigned feedl = feed_steps;
unsigned dist = 0;
feedl <<= static_cast<unsigned>(motor_profile.step_type);
dist = scan_table.table.size();
if (has_flag(flags, ScanFlag::FEEDING)) {
dist *= 2;
}
// check for overflow
if (dist < feedl) {
feedl -= dist;
} else {
feedl = 0;
}
reg->set24(REG_FEEDL, feedl);
unsigned ccdlmt = (reg->get8(REG_0x0C) & REG_0x0C_CCDLMT) + 1;
unsigned tgtime = 1 << (reg->get8(REG_0x1C) & REG_0x1C_TGTIME);
// hi res motor speed GPIO
std::uint8_t effective = dev->interface->read_register(REG_0x6C);
// if quarter step, bipolar Vref2
std::uint8_t val = effective;
if (motor_profile.step_type == StepType::QUARTER) {
val = effective & ~REG_0x6C_GPIO13;
} else if (static_cast<unsigned>(motor_profile.step_type) > static_cast<unsigned>(StepType::QUARTER)) {
val = effective | REG_0x6C_GPIO13;
}
dev->interface->write_register(REG_0x6C, val);
// effective scan
effective = dev->interface->read_register(REG_0x6C);
val = effective | REG_0x6C_GPIO10;
dev->interface->write_register(REG_0x6C, val);
unsigned min_restep = scan_table.table.size() / (2 * step_multiplier) - 1;
if (min_restep < 1) {
min_restep = 1;
}
reg->set8(REG_FWDSTEP, min_restep);
reg->set8(REG_BWDSTEP, min_restep);
std::uint32_t z1, z2;
sanei_genesys_calculate_zmod(false,
scan_exposure_time * ccdlmt * tgtime,
scan_table.table,
scan_table.table.size(),
feedl,
min_restep * step_multiplier,
&z1,
&z2);
reg->set24(REG_0x60, z1 | (static_cast<unsigned>(motor_profile.step_type) << (16+REG_0x60S_STEPSEL)));
reg->set24(REG_0x63, z2 | (static_cast<unsigned>(motor_profile.step_type) << (16+REG_0x63S_FSTPSEL)));
reg->set8_mask(REG_0x1E, scan_dummy, 0x0f);
reg->set8(REG_0x67, REG_0x67_MTRPWM);
reg->set8(REG_0x68, REG_0x68_FASTPWM);
reg->set8(REG_STEPNO, scan_table.table.size() / step_multiplier);
reg->set8(REG_FASTNO, scan_table.table.size() / step_multiplier);
reg->set8(REG_FSHDEC, scan_table.table.size() / step_multiplier);
reg->set8(REG_FMOVNO, fast_table.table.size() / step_multiplier);
reg->set8(REG_FMOVDEC, fast_table.table.size() / step_multiplier);
}
/** @brief set up registers related to sensor
* Set up the following registers
0x01
0x03
0x10-0x015 R/G/B exposures
0x19 EXPDMY
0x2e BWHI
0x2f BWLO
0x04
0x87
0x05
0x2c,0x2d DPISET
0x30,0x31 STRPIXEL
0x32,0x33 ENDPIXEL
0x35,0x36,0x37 MAXWD [25:2] (>>2)
0x38,0x39 LPERIOD
0x34 DUMMY
*/
static void gl847_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* reg, unsigned int exposure_time,
const ScanSession& session)
{
DBG_HELPER_ARGS(dbg, "exposure_time=%d", exposure_time);
scanner_setup_sensor(*dev, sensor, *reg);
dev->cmd_set->set_fe(dev, sensor, AFE_SET);
/* enable shading */
regs_set_optical_off(dev->model->asic_type, *reg);
reg->find_reg(REG_0x01).value |= REG_0x01_SHDAREA;
if (has_flag(session.params.flags, ScanFlag::DISABLE_SHADING) ||
has_flag(dev->model->flags, ModelFlag::DISABLE_SHADING_CALIBRATION) ||
session.use_host_side_calib)
{
reg->find_reg(REG_0x01).value &= ~REG_0x01_DVDSET;
} else {
reg->find_reg(REG_0x01).value |= REG_0x01_DVDSET;
}
reg->find_reg(REG_0x03).value &= ~REG_0x03_AVEENB;
reg->find_reg(REG_0x03).value &= ~REG_0x03_XPASEL;
if (has_flag(session.params.flags, ScanFlag::USE_XPA)) {
reg->find_reg(REG_0x03).value |= REG_0x03_XPASEL;
}
sanei_genesys_set_lamp_power(dev, sensor, *reg,
!has_flag(session.params.flags, ScanFlag::DISABLE_LAMP));
reg->state.is_xpa_on = has_flag(session.params.flags, ScanFlag::USE_XPA);
if (has_flag(session.params.flags, ScanFlag::USE_XPA)) {
if (dev->model->model_id == ModelId::CANON_5600F) {
regs_set_exposure(dev->model->asic_type, *reg, sanei_genesys_fixup_exposure({0, 0, 0}));
}
}
// BW threshold
reg->set8(0x2e, 0x7f);
reg->set8(0x2f, 0x7f);
/* monochrome / color scan */
switch (session.params.depth) {
case 8:
reg->find_reg(REG_0x04).value &= ~(REG_0x04_LINEART | REG_0x04_BITSET);
break;
case 16:
reg->find_reg(REG_0x04).value &= ~REG_0x04_LINEART;
reg->find_reg(REG_0x04).value |= REG_0x04_BITSET;
break;
}
reg->find_reg(REG_0x04).value &= ~(REG_0x04_FILTER | REG_0x04_AFEMOD);
if (session.params.channels == 1)
{
switch (session.params.color_filter)
{
case ColorFilter::RED:
reg->find_reg(REG_0x04).value |= 0x14;
break;
case ColorFilter::BLUE:
reg->find_reg(REG_0x04).value |= 0x1c;
break;
case ColorFilter::GREEN:
reg->find_reg(REG_0x04).value |= 0x18;
break;
default:
break; // should not happen
}
} else {
if (dev->model->model_id == ModelId::CANON_5600F) {
reg->find_reg(REG_0x04).value |= 0x20;
} else {
reg->find_reg(REG_0x04).value |= 0x10; // mono
}
}
const auto& dpihw_sensor = sanei_genesys_find_sensor(dev, session.output_resolution,
session.params.channels,
session.params.scan_method);
sanei_genesys_set_dpihw(*reg, dpihw_sensor.register_dpihw);
if (should_enable_gamma(session, sensor)) {
reg->find_reg(REG_0x05).value |= REG_0x05_GMMENB;
} else {
reg->find_reg(REG_0x05).value &= ~REG_0x05_GMMENB;
}
/* CIS scanners can do true gray by setting LEDADD */
/* we set up LEDADD only when asked */
if (dev->model->is_cis) {
reg->find_reg(0x87).value &= ~REG_0x87_LEDADD;
if (session.enable_ledadd) {
reg->find_reg(0x87).value |= REG_0x87_LEDADD;
}
/* RGB weighting
reg->find_reg(0x01).value &= ~REG_0x01_TRUEGRAY;
if (session.enable_ledadd) {
reg->find_reg(0x01).value |= REG_0x01_TRUEGRAY;
}
*/
}
reg->set16(REG_DPISET, sensor.register_dpiset);
reg->set16(REG_STRPIXEL, session.pixel_startx);
reg->set16(REG_ENDPIXEL, session.pixel_endx);
setup_image_pipeline(*dev, session);
/* MAXWD is expressed in 4 words unit */
// BUG: we shouldn't multiply by channels here
reg->set24(REG_MAXWD, (session.output_line_bytes_raw * session.params.channels >> 2));
reg->set16(REG_LPERIOD, exposure_time);
reg->set8(0x34, sensor.dummy_pixel);
}
void CommandSetGl847::init_regs_for_scan_session(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* reg,
const ScanSession& session) const
{
DBG_HELPER(dbg);
session.assert_computed();
int exposure_time;
int slope_dpi = 0;
int dummy = 0;
if (dev->model->model_id == ModelId::CANON_LIDE_100 ||
dev->model->model_id == ModelId::CANON_LIDE_200 ||
dev->model->model_id == ModelId::CANON_LIDE_700F ||
dev->model->model_id == ModelId::HP_SCANJET_N6310)
{
dummy = 3 - session.params.channels;
}
/* slope_dpi */
/* cis color scan is effectively a gray scan with 3 gray lines per color
line and a FILTER of 0 */
if (dev->model->is_cis) {
slope_dpi = session.params.yres * session.params.channels;
} else {
slope_dpi = session.params.yres;
}
slope_dpi = slope_dpi * (1 + dummy);
exposure_time = sensor.exposure_lperiod;
const auto& motor_profile = get_motor_profile(dev->motor.profiles, exposure_time, session);
/* we enable true gray for cis scanners only, and just when doing
* scan since color calibration is OK for this mode
*/
gl847_init_optical_regs_scan(dev, sensor, reg, exposure_time, session);
gl847_init_motor_regs_scan(dev, sensor, reg, motor_profile, exposure_time, slope_dpi,
session.optical_line_count, dummy, session.params.starty,
session.params.flags);
dev->read_active = true;
dev->session = session;
dev->total_bytes_read = 0;
dev->total_bytes_to_read = (size_t)session.output_line_bytes_requested * (size_t)session.params.lines;
DBG(DBG_info, "%s: total bytes to send = %zu\n", __func__, dev->total_bytes_to_read);
}
ScanSession CommandSetGl847::calculate_scan_session(const Genesys_Device* dev,
const Genesys_Sensor& sensor,
const Genesys_Settings& settings) const
{
DBG(DBG_info, "%s ", __func__);
debug_dump(DBG_info, settings);
// backtracking isn't handled well, so don't enable it
ScanFlag flags = ScanFlag::DISABLE_BUFFER_FULL_MOVE;
/* Steps to move to reach scanning area:
- first we move to physical start of scanning either by a fixed steps amount from the
black strip or by a fixed amount from parking position, minus the steps done during
shading calibration.
- then we move by the needed offset whitin physical scanning area
*/
unsigned move_dpi = dev->motor.base_ydpi;
float move = dev->model->y_offset;
if (settings.scan_method == ScanMethod::TRANSPARENCY ||
settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
{
// note: scanner_move_to_ta() function has already been called and the sensor is at the
// transparency adapter
if (!dev->ignore_offsets) {
move = dev->model->y_offset_ta - dev->model->y_offset_sensor_to_ta;
}
flags |= ScanFlag::USE_XPA;
} else {
if (!dev->ignore_offsets) {
move = dev->model->y_offset;
}
}
move = move + settings.tl_y;
move = static_cast<float>((move * move_dpi) / MM_PER_INCH);
move -= dev->head_pos(ScanHeadId::PRIMARY);
float start = dev->model->x_offset;
if (settings.scan_method == ScanMethod::TRANSPARENCY ||
settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
{
start = dev->model->x_offset_ta;
} else {
start = dev->model->x_offset;
}
start = start + dev->settings.tl_x;
start = static_cast<float>((start * settings.xres) / MM_PER_INCH);
ScanSession session;
session.params.xres = settings.xres;
session.params.yres = settings.yres;
session.params.startx = static_cast<unsigned>(start);
session.params.starty = static_cast<unsigned>(move);
session.params.pixels = settings.pixels;
session.params.requested_pixels = settings.requested_pixels;
session.params.lines = settings.lines;
session.params.depth = settings.depth;
session.params.channels = settings.get_channels();
session.params.scan_method = settings.scan_method;
session.params.scan_mode = settings.scan_mode;
session.params.color_filter = settings.color_filter;
session.params.contrast_adjustment = settings.contrast;
session.params.brightness_adjustment = settings.brightness;
session.params.flags = flags;
compute_session(dev, session, sensor);
return session;
}
// for fast power saving methods only, like disabling certain amplifiers
void CommandSetGl847::save_power(Genesys_Device* dev, bool enable) const
{
DBG_HELPER_ARGS(dbg, "enable = %d", enable);
(void) dev;
}
void CommandSetGl847::set_powersaving(Genesys_Device* dev, int delay /* in minutes */) const
{
(void) dev;
DBG_HELPER_ARGS(dbg, "delay = %d", delay);
}
// Send the low-level scan command
void CommandSetGl847::begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* reg, bool start_motor) const
{
DBG_HELPER(dbg);
(void) sensor;
std::uint8_t val;
if (reg->state.is_xpa_on && reg->state.is_lamp_on) {
dev->cmd_set->set_xpa_lamp_power(*dev, true);
}
if (dev->model->model_id == ModelId::HP_SCANJET_N6310 ||
dev->model->model_id == ModelId::CANON_LIDE_100 ||
dev->model->model_id == ModelId::CANON_LIDE_200)
{
val = dev->interface->read_register(REG_0x6C);
val &= ~REG_0x6C_GPIO10;
dev->interface->write_register(REG_0x6C, val);
}
if (dev->model->model_id == ModelId::CANON_5600F) {
switch (dev->session.params.xres) {
case 75:
case 150:
case 300:
scanner_register_rw_bits(*dev, REG_0xA6, 0x04, 0x1c);
break;
case 600:
scanner_register_rw_bits(*dev, REG_0xA6, 0x18, 0x1c);
break;
case 1200:
scanner_register_rw_bits(*dev, REG_0xA6, 0x08, 0x1c);
break;
case 2400:
scanner_register_rw_bits(*dev, REG_0xA6, 0x10, 0x1c);
break;
case 4800:
scanner_register_rw_bits(*dev, REG_0xA6, 0x00, 0x1c);
break;
default:
throw SaneException("Unexpected xres");
}
dev->interface->write_register(0x6c, 0xf0);
dev->interface->write_register(0x6b, 0x87);
dev->interface->write_register(0x6d, 0x5f);
}
if (dev->model->model_id == ModelId::CANON_5600F) {
scanner_clear_scan_and_feed_counts(*dev);
} else {
// FIXME: use scanner_clear_scan_and_feed_counts()
val = REG_0x0D_CLRLNCNT;
dev->interface->write_register(REG_0x0D, val);
val = REG_0x0D_CLRMCNT;
dev->interface->write_register(REG_0x0D, val);
}
val = dev->interface->read_register(REG_0x01);
val |= REG_0x01_SCAN;
dev->interface->write_register(REG_0x01, val);
reg->set8(REG_0x01, val);
scanner_start_action(*dev, start_motor);
dev->advance_head_pos_by_session(ScanHeadId::PRIMARY);
}
// Send the stop scan command
void CommandSetGl847::end_scan(Genesys_Device* dev, Genesys_Register_Set* reg,
bool check_stop) const
{
(void) reg;
DBG_HELPER_ARGS(dbg, "check_stop = %d", check_stop);
if (reg->state.is_xpa_on) {
dev->cmd_set->set_xpa_lamp_power(*dev, false);
}
if (!dev->model->is_sheetfed) {
scanner_stop_action(*dev);
}
}
void CommandSetGl847::move_back_home(Genesys_Device* dev, bool wait_until_home) const
{
scanner_move_back_home(*dev, wait_until_home);
}
// init registers for shading calibration
void CommandSetGl847::init_regs_for_shading(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs) const
{
DBG_HELPER(dbg);
unsigned move_dpi = dev->motor.base_ydpi;
float calib_size_mm = 0;
if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
{
calib_size_mm = dev->model->y_size_calib_ta_mm;
} else {
calib_size_mm = dev->model->y_size_calib_mm;
}
unsigned channels = 3;
unsigned resolution = sensor.shading_resolution;
const auto& calib_sensor = sanei_genesys_find_sensor(dev, resolution, channels,
dev->settings.scan_method);
float move = 0;
ScanFlag flags = ScanFlag::DISABLE_SHADING |
ScanFlag::DISABLE_GAMMA |
ScanFlag::DISABLE_BUFFER_FULL_MOVE;
if (dev->settings.scan_method == ScanMethod::TRANSPARENCY ||
dev->settings.scan_method == ScanMethod::TRANSPARENCY_INFRARED)
{
// note: scanner_move_to_ta() function has already been called and the sensor is at the
// transparency adapter
move = dev->model->y_offset_calib_white_ta - dev->model->y_offset_sensor_to_ta;
flags |= ScanFlag::USE_XPA;
} else {
move = dev->model->y_offset_calib_white;
}
move = static_cast<float>((move * move_dpi) / MM_PER_INCH);
unsigned calib_lines = static_cast<unsigned>(calib_size_mm * resolution / MM_PER_INCH);
ScanSession session;
session.params.xres = resolution;
session.params.yres = resolution;
session.params.startx = 0;
session.params.starty = static_cast<unsigned>(move);
session.params.pixels = dev->model->x_size_calib_mm * resolution / MM_PER_INCH;
session.params.lines = calib_lines;
session.params.depth = 16;
session.params.channels = channels;
session.params.scan_method = dev->settings.scan_method;
session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS;
session.params.color_filter = dev->settings.color_filter;
session.params.contrast_adjustment = dev->settings.contrast;
session.params.brightness_adjustment = dev->settings.brightness;
session.params.flags = flags;
compute_session(dev, session, calib_sensor);
init_regs_for_scan_session(dev, calib_sensor, &regs, session);
/* we use ModelFlag::SHADING_REPARK */
dev->set_head_pos_zero(ScanHeadId::PRIMARY);
dev->calib_session = session;
}
/**
* Send shading calibration data. The buffer is considered to always hold values
* for all the channels.
*/
void CommandSetGl847::send_shading_data(Genesys_Device* dev, const Genesys_Sensor& sensor,
std::uint8_t* data, int size) const
{
DBG_HELPER_ARGS(dbg, "writing %d bytes of shading data", size);
std::uint32_t addr, i;
unsigned length = static_cast<unsigned>(size / 3);
// we're using SHDAREA, thus we only need to upload part of the line
unsigned offset = dev->session.pixel_count_ratio.apply(
dev->session.params.startx * sensor.full_resolution / dev->session.params.xres);
unsigned pixels = dev->session.pixel_count_ratio.apply(dev->session.optical_pixels_raw);
// turn pixel value into bytes 2x16 bits words
offset *= 2 * 2;
pixels *= 2 * 2;
dev->interface->record_key_value("shading_offset", std::to_string(offset));
dev->interface->record_key_value("shading_pixels", std::to_string(pixels));
dev->interface->record_key_value("shading_length", std::to_string(length));
dev->interface->record_key_value("shading_factor", std::to_string(sensor.shading_factor));
std::vector<std::uint8_t> buffer(pixels, 0);
DBG(DBG_io2, "%s: using chunks of %d (0x%04x) bytes\n", __func__, pixels, pixels);
/* base addr of data has been written in reg D0-D4 in 4K word, so AHB address
* is 8192*reg value */
if (dev->model->model_id == ModelId::CANON_5600F) {
return;
}
/* write actual color channel data */
for(i=0;i<3;i++)
{
/* build up actual shading data by copying the part from the full width one
* to the one corresponding to SHDAREA */
std::uint8_t* ptr = buffer.data();
// iterate on both sensor segment
for (unsigned x = 0; x < pixels; x += 4 * sensor.shading_factor) {
// coefficient source
std::uint8_t* src = (data + offset + i * length) + x;
/* coefficient copy */
ptr[0]=src[0];
ptr[1]=src[1];
ptr[2]=src[2];
ptr[3]=src[3];
/* next shading coefficient */
ptr+=4;
}
std::uint8_t val = dev->interface->read_register(0xd0+i);
addr = val * 8192 + 0x10000000;
dev->interface->write_ahb(addr, pixels, buffer.data());
}
}
/** @brief calibrates led exposure
* Calibrate exposure by scanning a white area until the used exposure gives
* data white enough.
* @param dev device to calibrate
*/
SensorExposure CommandSetGl847::led_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs) const
{
return scanner_led_calibration(*dev, sensor, regs);
}
/**
* set up GPIO/GPOE for idle state
*/
static void gl847_init_gpio(Genesys_Device* dev)
{
DBG_HELPER(dbg);
if (dev->model->model_id == ModelId::CANON_5600F) {
apply_registers_ordered(dev->gpo.regs, {0xa6, 0xa7, 0x6f, 0x6e},
[&](const GenesysRegisterSetting& reg)
{
dev->interface->write_register(reg.address, reg.value);
});
} else {
std::vector<std::uint16_t> order1 = { 0xa7, 0xa6, 0x6e };
std::vector<std::uint16_t> order2 = { 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0xa8, 0xa9 };
for (auto addr : order1) {
dev->interface->write_register(addr, dev->gpo.regs.find_reg(addr).value);
}
dev->interface->write_register(REG_0x6C, 0x00); // FIXME: Likely not needed
for (auto addr : order2) {
dev->interface->write_register(addr, dev->gpo.regs.find_reg(addr).value);
}
for (const auto& reg : dev->gpo.regs) {
if (std::find(order1.begin(), order1.end(), reg.address) != order1.end()) {
continue;
}
if (std::find(order2.begin(), order2.end(), reg.address) != order2.end()) {
continue;
}
dev->interface->write_register(reg.address, reg.value);
}
}
}
/**
* set memory layout by filling values in dedicated registers
*/
static void gl847_init_memory_layout(Genesys_Device* dev)
{
DBG_HELPER(dbg);
// FIXME: move to initial register list
switch (dev->model->model_id) {
case ModelId::CANON_LIDE_100:
case ModelId::CANON_LIDE_200:
dev->interface->write_register(REG_0x0B, 0x29);
break;
case ModelId::CANON_LIDE_700F:
dev->interface->write_register(REG_0x0B, 0x2a);
break;
default:
break;
}
// prevent further writings by bulk write register
dev->reg.remove_reg(0x0b);
apply_reg_settings_to_device_write_only(*dev, dev->memory_layout.regs);
}
/* *
* initialize ASIC from power on condition
*/
void CommandSetGl847::asic_boot(Genesys_Device* dev, bool cold) const
{
DBG_HELPER(dbg);
// reset ASIC if cold boot
if (cold) {
dev->interface->write_register(0x0e, 0x01);
dev->interface->write_register(0x0e, 0x00);
}
// test CHKVER
std::uint8_t val = dev->interface->read_register(REG_0x40);
if (val & REG_0x40_CHKVER) {
val = dev->interface->read_register(0x00);
DBG(DBG_info, "%s: reported version for genesys chip is 0x%02x\n", __func__, val);
}
/* Set default values for registers */
gl847_init_registers (dev);
// Write initial registers
dev->interface->write_registers(dev->reg);
if (dev->model->model_id != ModelId::CANON_5600F) {
// Enable DRAM by setting a rising edge on bit 3 of reg 0x0b
// The initial register write also powers on SDRAM
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;
// TODO: remove this write
dev->interface->write_register(0x08, dev->reg.find_reg(0x08).value);
}
// set up end access
dev->interface->write_0x8c(0x10, 0x0b);
dev->interface->write_0x8c(0x13, 0x0e);
// setup gpio
gl847_init_gpio(dev);
// setup internal memory layout
gl847_init_memory_layout (dev);
if (dev->model->model_id != ModelId::CANON_5600F) {
// FIXME: move to memory layout
dev->reg.init_reg(0xf8, 0x01);
dev->interface->write_register(0xf8, dev->reg.find_reg(0xf8).value);
}
}
/**
* initialize backend and ASIC : registers, motor tables, and gamma tables
* then ensure scanner's head is at home
*/
void CommandSetGl847::init(Genesys_Device* dev) const
{
DBG_INIT ();
DBG_HELPER(dbg);
sanei_genesys_asic_init(dev);
}
void CommandSetGl847::update_hardware_sensors(Genesys_Scanner* s) const
{
DBG_HELPER(dbg);
/* do what is needed to get a new set of events, but try to not lose
any of them.
*/
std::uint8_t val;
switch(s->dev->model->gpio_id) {
case GpioId::CANON_LIDE_700F:
val = s->dev->interface->read_register(REG_0x6D);
DBG(DBG_io, "%s: read buttons_gpio value=0x%x\n", __func__, (int)val);
s->buttons[BUTTON_SCAN_SW].write((val & 0x04) == 0);
s->buttons[BUTTON_FILE_SW].write((val & 0x02) == 0);
s->buttons[BUTTON_EMAIL_SW].write((val & 0x01) == 0);
s->buttons[BUTTON_COPY_SW].write((val & 0x08) == 0);
break;
case GpioId::CANON_5600F:
val = s->dev->interface->read_register(REG_0x6D);
DBG(DBG_io, "%s: read buttons_gpio 0x6d value=0x%x\n", __func__, (int)val);
s->buttons[BUTTON_SCAN_SW].write((val & 0x02) == 0);
s->buttons[BUTTON_EMAIL_SW].write((val & 0x01) == 0);
s->buttons[BUTTON_COPY_SW].write((val & 0x08) == 0);
s->buttons[BUTTON_PDF4_SW].write((val & 0x04) == 0);
val = s->dev->interface->read_register(REG_0xA6);
DBG(DBG_io, "%s: read buttons_gpio 0xa6 value=0x%x\n", __func__, (int)val);
s->buttons[BUTTON_PDF1_SW].write((val & 0x03) == 0x01);
s->buttons[BUTTON_PDF2_SW].write((val & 0x03) == 0x02);
val = s->dev->interface->read_register(REG_0x6C);
DBG(DBG_io, "%s: read buttons_gpio 0x6c value=0x%x\n", __func__, (int)val);
s->buttons[BUTTON_PDF3_SW].write((val & 0x80) == 0x00);
break;
default:
val = s->dev->interface->read_register(REG_0x6D);
DBG(DBG_io, "%s: read buttons_gpio value=0x%x\n", __func__, (int)val);
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;
}
}
void CommandSetGl847::update_home_sensor_gpio(Genesys_Device& dev) const
{
DBG_HELPER(dbg);
if (dev.model->gpio_id == GpioId::CANON_LIDE_700F) {
std::uint8_t val = dev.interface->read_register(REG_0x6C);
val &= ~REG_0x6C_GPIO10;
dev.interface->write_register(REG_0x6C, val);
} else {
std::uint8_t val = dev.interface->read_register(REG_0x6C);
val |= REG_0x6C_GPIO10;
dev.interface->write_register(REG_0x6C, val);
}
}
void CommandSetGl847::offset_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs) const
{
scanner_offset_calibration(*dev, sensor, regs);
}
void CommandSetGl847::coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set& regs, int dpi) const
{
scanner_coarse_gain_calibration(*dev, sensor, regs, dpi);
}
bool CommandSetGl847::needs_home_before_init_regs_for_scan(Genesys_Device* dev) const
{
(void) dev;
return false;
}
void CommandSetGl847::init_regs_for_warmup(Genesys_Device* dev, const Genesys_Sensor& sensor,
Genesys_Register_Set* regs) const
{
(void) dev;
(void) sensor;
(void) regs;
throw SaneException("not implemented");
}
void CommandSetGl847::send_gamma_table(Genesys_Device* dev, const Genesys_Sensor& sensor) const
{
sanei_genesys_send_gamma_table(dev, sensor);
}
void CommandSetGl847::wait_for_motor_stop(Genesys_Device* dev) const
{
(void) dev;
}
void CommandSetGl847::load_document(Genesys_Device* dev) const
{
(void) dev;
throw SaneException("not implemented");
}
void CommandSetGl847::detect_document_end(Genesys_Device* dev) const
{
(void) dev;
throw SaneException("not implemented");
}
void CommandSetGl847::eject_document(Genesys_Device* dev) const
{
(void) dev;
throw SaneException("not implemented");
}
} // namespace gl847
} // namespace genesys
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