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- /*
- * Copyright (C) 2023 Daniele Lacamera <root@danielinux.net>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 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 Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- #include "unicore-mx/cm3/systick.h"
- #include <unicore-mx/stm32/gpio.h>
- #include <unicore-mx/cm3/nvic.h>
- #include <stdlib.h>
- #include <stdint.h>
- #include "system.h"
- #include "systick.h"
- #include "button.h"
- #include "stm32f7_ltdc.h"
- #include "ui.h"
- #include "timer.h"
- #include "led.h"
- #include "adc.h"
- #include "unicore-mx/stm32/rcc.h"
- #define SCB_CPACR *((volatile uint32_t *)(0xE000ED88))
- void sdram_init(void);
- void logging_setup(void);
- void kspserial_setup(void);
- void main_deck_setup(void);
- extern int f7_mpu_enable(void);
- static void fpu_init(void)
- {
- SCB_CPACR |= (0x3 << 20) | (0x03 << 22);
- }
- void hardware_setup(void)
- {
- f7_mpu_enable();
- fpu_init();
- rcc_clock_setup_hse_3v3(&rcc_hse_25mhz_3v3);
- nvic_set_priority(NVIC_SYSTICK_IRQ, 0);
- systick_enable();
- rcc_periph_clock_enable(RCC_TIM2);
- rcc_periph_clock_enable(RCC_I2C1);
- sdram_init();
- uled_init();
- ltdc_init();
- ltdc_blank();
- ft5336_Init(TS_I2C_ADDR);
- touchscreen_enable();
- }
- void main(void) {
- int i;
- uint8_t zeros[16] = {0};
- hardware_setup();
- while (jiffies < 800) {
- WFI();
- }
- for (i = 0; i < 6; i++)
- uled_off(i);
- ui_setup();
- input_setup();
- main_deck_setup();
- kspserial_setup();
- main_loop();
- }
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