move tm4c132 into bsp family, add it into ci
This commit is contained in:
hathach
@@ -0,0 +1,52 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2021, Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#ifndef _BOARD_H_
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#define _BOARD_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define BOARD_UART UART0
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#define BOARD_UART_PORT GPIOA
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#define BOARD_BTN_PORT GPIOF
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#define BOARD_BTN 4
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#define BOARD_BTN_Msk (1u<<4)
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#define BUTTON_STATE_ACTIVE 0
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#define LED_PORT GPIOF
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#define LED_PIN_RED 1
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#define LED_PIN_BLUE 2
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#define LED_PIN_GREEN 3
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#define LED_STATE_ON 1
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#ifdef __cplusplus
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}
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#endif
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#endif
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@@ -0,0 +1,11 @@
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CFLAGS += -DTM4C123GH6PM
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LD_FILE = $(BOARD_PATH)/tm4c123.ld
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# For flash-jlink target
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JLINK_DEVICE = TM4C123GH6PM
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# flash using openocd
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OPENOCD_OPTION = -f board/ti_ek-tm4c123gxl.cfg
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flash: flash-openocd
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@@ -0,0 +1,65 @@
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ENTRY(Reset_Handler)
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_estack = 0x20008000; /* end of RAM */
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/* Generate a link error if heap and stack don't fit into RAM */
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_Min_Heap_Size = 0; /* required amount of heap */
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_Min_Stack_Size = 0x1000; /* required amount of stack */
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MEMORY
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{
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FLASH(rx) : ORIGIN = 0x00000000, LENGTH = 256K
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SRAM(rwx) : ORIGIN = 0x20000000, LENGTH = 32K
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}
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SECTIONS
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{
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.text :
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{
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. = ALIGN(4) ;
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*(.vectors)
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*(.text)
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*(.text.*)
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*(.init)
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*(.fini)
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*(.rodata)
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*(.rodata.*)
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. = ALIGN(4) ;
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__end_text = . ;
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} >FLASH
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.data : AT(ADDR(.text) + SIZEOF(.text))
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{
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. = ALIGN(4);
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__start_data = . ;
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__la_data = LOADADDR(.data);
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*(.data)
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*(.data.*)
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. = ALIGN(4);
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__end_data = . ;
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} >SRAM
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.bss :
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{
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. = ALIGN(4) ;
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__start_bss = . ;
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__bss_start__ = __start_bss;
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*(.bss)
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*(.bss.*)
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*(.COMMON)
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__end_bss = . ;
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. = ALIGN(4);
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}>SRAM
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/* User_heap_stack section, used to check that there is enough RAM left */
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._user_heap_stack :
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{
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. = ALIGN(8);
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PROVIDE ( end = . );
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PROVIDE ( _end = . );
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. = . + _Min_Heap_Size;
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. = . + _Min_Stack_Size;
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. = ALIGN(8);
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} >SRAM
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}
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@@ -0,0 +1,167 @@
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#include "TM4C123.h"
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#include "bsp/board.h"
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#include "board.h"
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//--------------------------------------------------------------------+
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// Forward USB interrupt events to TinyUSB IRQ Handler
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//--------------------------------------------------------------------+
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void USB0_Handler(void)
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{
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tud_int_handler(0);
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}
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//--------------------------------------------------------------------+
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// MACRO TYPEDEF CONSTANT ENUM
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//--------------------------------------------------------------------+
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static void board_uart_init (void)
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{
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SYSCTL->RCGCUART |= (1 << 0); // Enable the clock to UART0
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SYSCTL->RCGCGPIO |= (1 << 0); // Enable the clock to GPIOA
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GPIOA->AFSEL |= (1 << 1) | (1 << 0); // Enable the alternate function on pin PA0 & PA1
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GPIOA->PCTL |= (1 << 0) | (1 << 4); // Configure the GPIOPCTL register to select UART0 in PA0 and PA1
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GPIOA->DEN |= (1 << 0) | (1 << 1); // Enable the digital functionality in PA0 and PA1
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/** BAUDRATE = 9600 bits per second, refer manual for calculation **/
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UART0->CTL &= ~(1 << 0); // Disable UART0 by clearing UARTEN bit in the UARTCTL register
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UART0->IBRD = 325; // Write the integer portion of the BRD to the UARTIRD register
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UART0->FBRD = 33; // Write the fractional portion of the BRD to the UARTFBRD registerer
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UART0->LCRH = (0x3 << 5); // 8-bit, no parity, 1 stop bit
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UART0->CC = 0x0; // Configure the UART clock source as system clock
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UART0->CTL = (1 << 0) | (1 << 8) | (1 << 9); // UART0 Enable, Transmit Enable, Recieve Enable
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}
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static void initialize_board_led (GPIOA_Type *port, uint8_t PinMsk, uint8_t dirmsk)
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{
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/* Enable PortF Clock */
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SYSCTL->RCGCGPIO |= (1 << 5);
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/* Let the clock stabilize */
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while ( !((SYSCTL->PRGPIO) & (1 << 5)) )
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;
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/* Port Digital Enable */
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port->DEN |= PinMsk;
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/* Set direction */
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port->DIR = dirmsk;
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}
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static void board_switch_init (void)
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{
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GPIOF->DIR &= ~(1 << BOARD_BTN);
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GPIOF->PUR |= (1 << BOARD_BTN);
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GPIOF->DEN |= (1 << BOARD_BTN);
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}
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static void WriteGPIOPin (GPIOA_Type *port, uint8_t PinMsk, bool state)
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{
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if ( state )
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port->DATA |= PinMsk;
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else
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port->DATA &= ~(PinMsk);
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}
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static uint32_t ReadGPIOPin (GPIOA_Type *port, uint8_t pinMsk)
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{
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return (port->DATA & pinMsk);
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}
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void board_init (void)
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{
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SystemCoreClockUpdate();
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#if CFG_TUSB_OS == OPT_OS_NONE
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// 1ms tick timer
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SysTick_Config(SystemCoreClock / 1000);
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#elif CFG_TUSB_OS == OPT_OS_FREERTOS
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// If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
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NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
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#endif
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/* Reset USB */
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SYSCTL->SRCR2 |= (1u << 16);
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for ( volatile uint8_t i = 0; i < 20; i++ ) {}
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SYSCTL->SRCR2 &= ~(1u << 16);
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/* Open the USB clock gate */
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SYSCTL->RCGCUSB |= (1 << 0);
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/* Power-up USB PLL */
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SYSCTL->RCC2 &= ~(1u << 14);
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/* USB IO Initialization */
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SYSCTL->RCGCGPIO |= (1u << 3);
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/* Let the clock stabilize */
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while ( !(SYSCTL->PRGPIO & (1u << 3)) )
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;
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/* USB IOs to Analog Mode */
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GPIOD->AFSEL &= ~((1u << 4) | (1u << 5));
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GPIOD->DEN &= ~((1u << 4) | (1u << 5));
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GPIOD->AMSEL |= ((1u << 4) | (1u << 5));
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uint8_t leds = (1 << LED_PIN_RED) | (1 << LED_PIN_BLUE) | (1 << LED_PIN_GREEN);
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uint8_t dirmsk = (1 << LED_PIN_RED) | (1 << LED_PIN_BLUE) | (1 << LED_PIN_GREEN);
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/* Configure GPIO for board LED */
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initialize_board_led(LED_PORT, leds, dirmsk);
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/* Configure GPIO for board switch */
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board_switch_init();
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/* Initialize board UART */
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board_uart_init();
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}
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void board_led_write (bool state)
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{
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WriteGPIOPin(LED_PORT, (1 << LED_PIN_BLUE), state);
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}
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uint32_t board_button_read (void)
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{
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uint32_t gpio_value = ReadGPIOPin(BOARD_BTN_PORT, BOARD_BTN_Msk);
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return BUTTON_STATE_ACTIVE ? gpio_value : !gpio_value;
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}
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int board_uart_write (void const *buf, int len)
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{
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uint8_t const * data = buf;
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for ( int i = 0; i < len; i++ )
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{
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while ( (UART0->FR & (1 << 5)) != 0 ) {} // Poll until previous data was shofted out
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UART0->DR = data[i]; // Write UART0 DATA REGISTER
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}
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return len;
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}
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int board_uart_read (uint8_t *buf, int len)
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{
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(void) buf;
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(void) len;
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return 0;
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}
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#if CFG_TUSB_OS == OPT_OS_NONE
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volatile uint32_t system_ticks = 0;
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void SysTick_Handler (void)
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{
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system_ticks++;
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}
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uint32_t board_millis (void)
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{
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return system_ticks;
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}
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#endif
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@@ -0,0 +1,35 @@
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DEPS_SUBMODULES += hw/mcu/ti
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include $(TOP)/$(BOARD_PATH)/board.mk
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CFLAGS += \
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-flto \
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-mthumb \
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-mabi=aapcs \
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-mcpu=cortex-m4 \
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-mfloat-abi=hard \
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-mfpu=fpv4-sp-d16 \
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-DCFG_TUSB_MCU=OPT_MCU_TM4C123 \
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-uvectors \
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-DTM4C123GH6PM
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# mcu driver cause following warnings
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CFLAGS += -Wno-error=strict-prototypes -Wno-error=cast-qual
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MCU_DIR=hw/mcu/ti/tm4c123xx/
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# All source paths should be relative to the top level.
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LD_FILE = $(BOARD_PATH)/tm4c123.ld
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INC += \
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$(TOP)/$(MCU_DIR)/CMSIS/5.7.0/CMSIS/Include \
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$(TOP)/$(MCU_DIR)/Include/TM4C123 \
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$(TOP)/$(BOARD_PATH)
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SRC_C += \
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src/portable/mentor/musb/dcd_musb.c \
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$(MCU_DIR)/Source/system_TM4C123.c \
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$(MCU_DIR)/Source/GCC/tm4c123_startup.c
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# For freeRTOS port source
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FREERTOS_PORT = ARM_CM4F
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