Marlin_Firmware/Marlin/src/HAL/HAL_LINUX/HAL.cpp

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2019-02-22 19:09:10 -06:00
/**
* Marlin 3D Printer Firmware
* Copyright (C) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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 3 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 <http://www.gnu.org/licenses/>.
*
*/
#ifdef __PLAT_LINUX__
#include "../../inc/MarlinConfig.h"
#include "../shared/Delay.h"
HalSerial usb_serial;
// U8glib required functions
extern "C" void u8g_xMicroDelay(uint16_t val) {
DELAY_US(val);
}
extern "C" void u8g_MicroDelay(void) {
u8g_xMicroDelay(1);
}
extern "C" void u8g_10MicroDelay(void) {
u8g_xMicroDelay(10);
}
extern "C" void u8g_Delay(uint16_t val) {
delay(val);
}
//************************//
// return free heap space
int freeMemory() {
return 0;
}
// --------------------------------------------------------------------------
// ADC
// --------------------------------------------------------------------------
void HAL_adc_init(void) {
}
void HAL_adc_enable_channel(int ch) {
}
uint8_t active_ch = 0;
void HAL_adc_start_conversion(const uint8_t ch) {
active_ch = ch;
}
bool HAL_adc_finished(void) {
return true;
}
uint16_t HAL_adc_get_result(void) {
pin_t pin = analogInputToDigitalPin(active_ch);
if (!VALID_PIN(pin)) return 0;
uint16_t data = ((Gpio::get(pin) >> 2) & 0x3FF);
return data; // return 10bit value as Marlin expects
}
void HAL_pwm_init(void) {
}
#endif // __PLAT_LINUX__