needs to be filled out. blinks though

2018-11-27 18:11:03 -08:00
parent 4ec7dba453
commit b4103eef06
181 changed files with 384628 additions and 2 deletions
@@ -0,0 +1,115 @@
+/**************************************************************************/
+/*!
+ @file    board_metro_m4_express.c
+ @author  hathach (tinyusb.org)
+
+ @section LICENSE
+
+ Software License Agreement (BSD License)
+
+ Copyright (c) 2018, hathach (tinyusb.org)
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ 3. Neither the name of the copyright holders nor the
+ names of its contributors may be used to endorse or promote products
+ derived from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
+ EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ This file is part of the tinyusb stack.
+*/
+/**************************************************************************/
+
+#include "bsp/board.h"
+
+#include "stm32f4xx.h"
+
+#include "tusb_option.h"
+
+//--------------------------------------------------------------------+
+// MACRO TYPEDEF CONSTANT ENUM DECLARATION
+//--------------------------------------------------------------------+
+#define LED_STATE_ON  1
+
+static void board_led_init(uint32_t led_id) {
+  uint8_t port_index = led_id / 16;
+  uint8_t pin_index = led_id % 16;
+
+  RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN << port_index;
+
+  GPIO_TypeDef * gpio = ((GPIO_TypeDef *) (GPIOA_BASE + (GPIOB_BASE - GPIOA_BASE) * port_index));
+
+  gpio->MODER = 0x01 << (pin_index * 2);
+}
+
+void board_init(void)
+{
+
+  // Systick init
+#if CFG_TUSB_OS  == OPT_OS_NONE
+  // Tick init, samd SystemCoreClock may not correct
+  SysTick_Config(SystemCoreClock / 1000);
+#endif
+
+  // Init the LED on PD14
+  board_led_init(BOARD_LED0);
+
+  // USB Clock init
+
+  // USB Pin Init
+}
+
+
+
+
+void board_led_control(uint32_t led_id, bool state)
+{
+  uint8_t port_index = led_id / 16;
+  uint8_t pin_index = led_id % 16;
+
+  GPIO_TypeDef * gpio = ((GPIO_TypeDef *) (GPIOA_BASE + (GPIOB_BASE - GPIOA_BASE) * port_index));
+  uint32_t value = 1 << pin_index;
+  if (!state) {
+    value <<= 16;
+  }
+  gpio->BSRR = value;
+}
+
+
+/*------------------------------------------------------------------*/
+/* TUSB HAL MILLISECOND
+ *------------------------------------------------------------------*/
+#if CFG_TUSB_OS  == OPT_OS_NONE
+volatile uint32_t system_ticks = 0;
+
+void SysTick_Handler (void)
+{
+  system_ticks++;
+}
+
+uint32_t tusb_hal_millis(void)
+{
+  return board_tick2ms(system_ticks);
+}
+#endif
+
+void HardFault_Handler (void)
+{
+  asm("bkpt");
+}