172 lines
4.4 KiB
C
172 lines
4.4 KiB
C
/*
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* Copyright 2022 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include "fsl_debug_console.h"
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#include "lvgl_support.h"
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#include "pin_mux.h"
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#include "board.h"
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#include "lvgl.h"
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#include "gui_guider.h"
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#include "events_init.h"
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#include "custom.h"
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/* 1 ms per tick. */
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#ifndef LVGL_TICK_MS
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#define LVGL_TICK_MS 1U
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#endif
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/* lv_task_handler is called every 5-tick. */
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#ifndef LVGL_TASK_PERIOD_TICK
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#define LVGL_TASK_PERIOD_TICK 5U
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#endif
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/*******************************************************************************
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* Variables
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******************************************************************************/
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lv_ui guider_ui;
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static volatile uint32_t s_tick = 0U;
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static volatile bool s_lvglTaskPending = false;
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/*******************************************************************************
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* Prototypes
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******************************************************************************/
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static void DEMO_SetupTick(void);
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#if LV_USE_LOG
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static void print_cb(const char *buf);
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#endif
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/*******************************************************************************
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* Code
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******************************************************************************/
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AT_QUICKACCESS_SECTION_CODE(void BOARD_ReconfigFlexSpiRxBuffer(void));
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/*
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* When PXP fetch images from FlexSPI flash, the default FlexSPI RX buffer
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* configuration does not meet the PXP bandwidth requirement. Reconfigure
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* here.
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*/
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void BOARD_ReconfigFlexSpiRxBuffer(void)
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{
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uint32_t ahbcr;
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/* Disable I cache and D cache */
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if (SCB_CCR_IC_Msk == (SCB_CCR_IC_Msk & SCB->CCR))
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{
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SCB_DisableICache();
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}
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if (SCB_CCR_DC_Msk == (SCB_CCR_DC_Msk & SCB->CCR))
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{
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SCB_DisableDCache();
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}
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ahbcr = FLEXSPI->AHBCR;
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/* Temporarily disable prefetching while changing the buffer settings */
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FLEXSPI->AHBCR = ahbcr & ~(FLEXSPI_AHBCR_CACHABLEEN_MASK | FLEXSPI_AHBCR_PREFETCHEN_MASK);
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/* Wait for FlexSPI idle to make sure no flash data transfer. */
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while ((FLEXSPI->STS0 & FLEXSPI_STS0_ARBIDLE_MASK) == 0U)
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{
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}
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/* Allocate half of the prefetch buffer to the core */
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FLEXSPI->AHBRXBUFCR0[0] =
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FLEXSPI_AHBRXBUFCR0_PREFETCHEN_MASK | FLEXSPI_AHBRXBUFCR0_MSTRID(0) | FLEXSPI_AHBRXBUFCR0_BUFSZ(0x40);
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/* Disable dedicate prefetch buffer for DMA. */
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FLEXSPI->AHBRXBUFCR0[1] =
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FLEXSPI_AHBRXBUFCR0_PREFETCHEN_MASK | FLEXSPI_AHBRXBUFCR0_MSTRID(1) | FLEXSPI_AHBRXBUFCR0_BUFSZ(0x00);
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/* Disable dedicate prefetch buffer for DCP. */
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FLEXSPI->AHBRXBUFCR0[2] =
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FLEXSPI_AHBRXBUFCR0_PREFETCHEN_MASK | FLEXSPI_AHBRXBUFCR0_MSTRID(2) | FLEXSPI_AHBRXBUFCR0_BUFSZ(0x00);
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/* Other half of the buffer for other masters incl. PXP */
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FLEXSPI->AHBRXBUFCR0[3] =
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FLEXSPI_AHBRXBUFCR0_PREFETCHEN_MASK | FLEXSPI_AHBRXBUFCR0_MSTRID(3) | FLEXSPI_AHBRXBUFCR0_BUFSZ(0x40);
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FLEXSPI->AHBCR = ahbcr; /* Set AHBCR back to the original value */
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/* Enable I cache and D cache */
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SCB_EnableDCache();
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SCB_EnableICache();
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}
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/*!
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* @brief Main function
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*/
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int main(void)
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{
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/* Init board hardware. */
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/* Set the eLCDIF read_qos priority high, to make sure eLCDIF
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* can fetch data in time when PXP is used.
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*/
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*((volatile uint32_t *)0x41044100) = 5;
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BOARD_ConfigMPU();
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BOARD_ReconfigFlexSpiRxBuffer();
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BOARD_InitPins();
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BOARD_InitI2C1Pins();
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BOARD_InitSemcPins();
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BOARD_BootClockRUN();
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BOARD_InitDebugConsole();
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DEMO_SetupTick();
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#if LV_USE_LOG
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lv_log_register_print_cb(print_cb);
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#endif
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lv_port_pre_init();
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lv_init();
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lv_port_disp_init();
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lv_port_indev_init();
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setup_ui(&guider_ui);
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events_init(&guider_ui);
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custom_init(&guider_ui);
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for (;;)
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{
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while (!s_lvglTaskPending)
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{
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}
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s_lvglTaskPending = false;
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lv_task_handler();
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}
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}
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static void DEMO_SetupTick(void)
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{
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if (0 != SysTick_Config(SystemCoreClock / (LVGL_TICK_MS * 1000U)))
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{
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PRINTF("Tick initialization failed\r\n");
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while (1)
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;
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}
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}
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void SysTick_Handler(void)
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{
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s_tick++;
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lv_tick_inc(LVGL_TICK_MS);
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if ((s_tick % LVGL_TASK_PERIOD_TICK) == 0U)
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{
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s_lvglTaskPending = true;
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}
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}
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#if LV_USE_LOG
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static void print_cb(const char *buf)
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{
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PRINTF("\r%s\n", buf);
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}
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#endif
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