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hathach
2018-03-02 18:13:35 +07:00
parent 633f46432f
commit 5b110f9f58
19 changed files with 7 additions and 1230 deletions
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hw/bsp/lpcxpresso1769/board_lpcxpresso1769.c
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/**************************************************************************/
/*!
@file board_lpcxpresso1769.c
@author hathach (tinyusb.org)
@section LICENSE
Software License Agreement (BSD License)
Copyright (c) 2013, 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 "../board.h"
#if BOARD == BOARD_LPCXPRESSO1769
#define BOARD_LED_PORT (0)
#define BOARD_LED_PIN (22)
const static struct {
uint8_t port;
uint8_t pin;
} buttons[] =
{
{2, 3 }, // Joystick up
{0, 15 }, // Joystick down
{2, 4 }, // Joystick left
{0, 16 }, // Joystick right
{0, 17 }, // Joystick press
{0, 4 }, // SW3
// {1, 31 }, // SW4 (require to remove J28)
};
enum {
BOARD_BUTTON_COUNT = sizeof(buttons) / sizeof(buttons[0])
};
#define BOARD_UART_PORT LPC_UART3
void board_init(void)
{
SystemInit();
#if TUSB_CFG_OS == TUSB_OS_NONE // TODO may move to main.c
SysTick_Config(SystemCoreClock / TUSB_CFG_TICKS_HZ); // 1 msec tick timer
#endif
//------------- LED -------------//
GPIO_SetDir(BOARD_LED_PORT, BIT_(BOARD_LED_PIN), 1);
//------------- BUTTON -------------//
for(uint8_t i=0; i<BOARD_BUTTON_COUNT; i++) GPIO_SetDir(buttons[i].port, BIT_(buttons[i].pin), 0);
#if MODE_DEVICE_SUPPORTED
//------------- USB Device -------------//
// VBUS sense is wrongly connected to P0_5 (instead of P1_30). So we need to always pull P1_30 to high
// so that USB device block can work. However, Device Controller (thus tinyusb) cannot able to determine
// if device is disconnected or not
PINSEL_ConfigPin( &(PINSEL_CFG_Type) {
.Portnum = 1, .Pinnum = 30,
.Funcnum = 2, .Pinmode = PINSEL_PINMODE_PULLUP} );
//P0_21 instead of P2_9 as USB connect
#endif
//------------- UART -------------//
PINSEL_CFG_Type PinCfg =
{
.Portnum = 0,
.Pinnum = 0, // TXD is P0.0
.Funcnum = 2,
.OpenDrain = 0,
.Pinmode = 0
};
PINSEL_ConfigPin(&PinCfg);
PinCfg.Portnum = 0;
PinCfg.Pinnum = 1; // RXD is P0.1
PINSEL_ConfigPin(&PinCfg);
UART_CFG_Type UARTConfigStruct;
UART_ConfigStructInit(&UARTConfigStruct);
UARTConfigStruct.Baud_rate = CFG_UART_BAUDRATE;
UART_Init(BOARD_UART_PORT, &UARTConfigStruct);
UART_TxCmd(BOARD_UART_PORT, ENABLE); // Enable UART Transmit
}
//--------------------------------------------------------------------+
// LEDS
//--------------------------------------------------------------------+
void board_leds(uint32_t on_mask, uint32_t off_mask)
{
if (on_mask & BIT_(0))
{
GPIO_SetValue(BOARD_LED_PORT, BIT_(BOARD_LED_PIN));
}else if (off_mask & BIT_(0))
{
GPIO_ClearValue(BOARD_LED_PORT, BIT_(BOARD_LED_PIN));
}
}
//--------------------------------------------------------------------+
// BUTTONS
//--------------------------------------------------------------------+
static bool button_read(uint8_t id)
{
return !BIT_TEST_( GPIO_ReadValue(buttons[id].port), buttons[id].pin ); // button is active low
}
uint32_t board_buttons(void)
{
uint32_t result = 0;
for(uint8_t i=0; i<BOARD_BUTTON_COUNT; i++) result |= (button_read(i) ? BIT_(i) : 0);
return result;
}
//--------------------------------------------------------------------+
// UART
//--------------------------------------------------------------------+
void board_uart_putchar(uint8_t c)
{
UART_Send(BOARD_UART_PORT, &c, 1, BLOCKING);
}
uint8_t board_uart_getchar(void)
{
return UART_ReceiveByte(BOARD_UART_PORT);
}
#endif
hw/bsp/lpcxpresso1769/board_lpcxpresso1769.h
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/**************************************************************************/
/*!
@file board_lpcxpresso1769.h
@author hathach (tinyusb.org)
@section LICENSE
Software License Agreement (BSD License)
Copyright (c) 2013, 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.
*/
/**************************************************************************/
#ifndef _TUSB_BOARD_LPCXPRESSO1769_H_
#define _TUSB_BOARD_LPCXPRESSO1769_H_
#include "LPC17xx.h"
#include "lpc17xx_clkpwr.h"
#include "lpc17xx_pinsel.h"
#include "lpc17xx_gpio.h"
#include "lpc17xx_uart.h"
#ifdef __cplusplus
extern "C" {
#endif
#define CFG_PRINTF_TARGET PRINTF_TARGET_UART
//#define CFG_PRINTF_TARGET PRINTF_TARGET_SWO
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_BOARD_LPCXPRESSO1769_H_ */
hw/bsp/lpcxpresso1769/startup/xpresso/cr_startup_lpc176x.c
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//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009-10 Code Red Technologies Ltd.
//
// Microcontroller Startup code for use with Red Suite
//
// Version : 101130
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
//
//*****************************************************************************
#if defined (__cplusplus)
#ifdef __REDLIB__
#error Redlib does not support C++
#else
//*****************************************************************************
//
// The entry point for the C++ library startup
//
//*****************************************************************************
extern "C" {
extern void __libc_init_array(void);
}
#endif
#endif
#define WEAK __attribute__ ((weak))
#define ALIAS(f) __attribute__ ((weak, alias (#f)))
#define SVCall_Handler SVC_Handler
// Code Red - if CMSIS is being used, then SystemInit() routine
// will be called by startup code rather than in application's main()
#if defined (__USE_CMSIS)
#include "system_LPC17xx.h"
#endif
//*****************************************************************************
#if defined (__cplusplus)
extern "C" {
#endif
//*****************************************************************************
//
// Forward declaration of the default handlers. These are aliased.
// When the application defines a handler (with the same name), this will
// automatically take precedence over these weak definitions
//
//*****************************************************************************
void ResetISR(void);
WEAK void NMI_Handler(void);
WEAK void HardFault_Handler(void);
WEAK void MemManage_Handler(void);
WEAK void BusFault_Handler(void);
WEAK void UsageFault_Handler(void);
WEAK void SVCall_Handler(void);
WEAK void DebugMon_Handler(void);
WEAK void PendSV_Handler(void);
WEAK void SysTick_Handler(void);
WEAK void IntDefaultHandler(void);
//*****************************************************************************
//
// Forward declaration of the specific IRQ handlers. These are aliased
// to the IntDefaultHandler, which is a 'forever' loop. When the application
// defines a handler (with the same name), this will automatically take
// precedence over these weak definitions
//
//*****************************************************************************
void WDT_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER0_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER1_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER2_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER3_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART0_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART1_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART2_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART3_IRQHandler(void) ALIAS(IntDefaultHandler);
void PWM1_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2C0_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2C1_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2C2_IRQHandler(void) ALIAS(IntDefaultHandler);
void SPI_IRQHandler(void) ALIAS(IntDefaultHandler);
void SSP0_IRQHandler(void) ALIAS(IntDefaultHandler);
void SSP1_IRQHandler(void) ALIAS(IntDefaultHandler);
void PLL0_IRQHandler(void) ALIAS(IntDefaultHandler);
void RTC_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT0_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT1_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT2_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT3_IRQHandler(void) ALIAS(IntDefaultHandler);
void ADC_IRQHandler(void) ALIAS(IntDefaultHandler);
void BOD_IRQHandler(void) ALIAS(IntDefaultHandler);
void USB_IRQHandler(void) ALIAS(IntDefaultHandler);
void CAN_IRQHandler(void) ALIAS(IntDefaultHandler);
void DMA_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2S_IRQHandler(void) ALIAS(IntDefaultHandler);
void ENET_IRQHandler(void) ALIAS(IntDefaultHandler);
void RIT_IRQHandler(void) ALIAS(IntDefaultHandler);
void MCPWM_IRQHandler(void) ALIAS(IntDefaultHandler);
void QEI_IRQHandler(void) ALIAS(IntDefaultHandler);
void PLL1_IRQHandler(void) ALIAS(IntDefaultHandler);
void USBActivity_IRQHandler(void) ALIAS(IntDefaultHandler);
void CANActivity_IRQHandler(void) ALIAS(IntDefaultHandler);
//*****************************************************************************
//
// The entry point for the application.
// __main() is the entry point for Redlib based applications
// main() is the entry point for Newlib based applications
//
//*****************************************************************************
#if defined (__REDLIB__)
extern void __main(void);
#endif
extern int main(void);
//*****************************************************************************
//
// External declaration for the pointer to the stack top from the Linker Script
//
//*****************************************************************************
extern void _vStackTop(void);
//*****************************************************************************
#if defined (__cplusplus)
} // extern "C"
#endif
//*****************************************************************************
//
// The vector table.
// This relies on the linker script to place at correct location in memory.
//
//*****************************************************************************
extern void (* const g_pfnVectors[])(void);
__attribute__ ((section(".isr_vector")))
void (* const g_pfnVectors[])(void) = {
// Core Level - CM3
&_vStackTop, // The initial stack pointer
ResetISR, // The reset handler
NMI_Handler, // The NMI handler
HardFault_Handler, // The hard fault handler
MemManage_Handler, // The MPU fault handler
BusFault_Handler, // The bus fault handler
UsageFault_Handler, // The usage fault handler
0, // Reserved
0, // Reserved
0, // Reserved
0, // Reserved
SVCall_Handler, // SVCall handler
DebugMon_Handler, // Debug monitor handler
0, // Reserved
PendSV_Handler, // The PendSV handler
SysTick_Handler, // The SysTick handler
// Chip Level - LPC17
WDT_IRQHandler, // 16, 0x40 - WDT
TIMER0_IRQHandler, // 17, 0x44 - TIMER0
TIMER1_IRQHandler, // 18, 0x48 - TIMER1
TIMER2_IRQHandler, // 19, 0x4c - TIMER2
TIMER3_IRQHandler, // 20, 0x50 - TIMER3
UART0_IRQHandler, // 21, 0x54 - UART0
UART1_IRQHandler, // 22, 0x58 - UART1
UART2_IRQHandler, // 23, 0x5c - UART2
UART3_IRQHandler, // 24, 0x60 - UART3
PWM1_IRQHandler, // 25, 0x64 - PWM1
I2C0_IRQHandler, // 26, 0x68 - I2C0
I2C1_IRQHandler, // 27, 0x6c - I2C1
I2C2_IRQHandler, // 28, 0x70 - I2C2
SPI_IRQHandler, // 29, 0x74 - SPI
SSP0_IRQHandler, // 30, 0x78 - SSP0
SSP1_IRQHandler, // 31, 0x7c - SSP1
PLL0_IRQHandler, // 32, 0x80 - PLL0 (Main PLL)
RTC_IRQHandler, // 33, 0x84 - RTC
EINT0_IRQHandler, // 34, 0x88 - EINT0
EINT1_IRQHandler, // 35, 0x8c - EINT1
EINT2_IRQHandler, // 36, 0x90 - EINT2
EINT3_IRQHandler, // 37, 0x94 - EINT3
ADC_IRQHandler, // 38, 0x98 - ADC
BOD_IRQHandler, // 39, 0x9c - BOD
USB_IRQHandler, // 40, 0xA0 - USB
CAN_IRQHandler, // 41, 0xa4 - CAN
DMA_IRQHandler, // 42, 0xa8 - GP DMA
I2S_IRQHandler, // 43, 0xac - I2S
ENET_IRQHandler, // 44, 0xb0 - Ethernet
RIT_IRQHandler, // 45, 0xb4 - RITINT
MCPWM_IRQHandler, // 46, 0xb8 - Motor Control PWM
QEI_IRQHandler, // 47, 0xbc - Quadrature Encoder
PLL1_IRQHandler, // 48, 0xc0 - PLL1 (USB PLL)
USBActivity_IRQHandler, // 49, 0xc4 - USB Activity interrupt to wakeup
CANActivity_IRQHandler, // 50, 0xc8 - CAN Activity interrupt to wakeup
};
//*****************************************************************************
// Functions to carry out the initialization of RW and BSS data sections. These
// are written as separate functions rather than being inlined within the
// ResetISR() function in order to cope with MCUs with multiple banks of
// memory.
//*****************************************************************************
__attribute__ ((section(".after_vectors")))
void data_init(unsigned int romstart, unsigned int start, unsigned int len) {
unsigned int *pulDest = (unsigned int*) start;
unsigned int *pulSrc = (unsigned int*) romstart;
unsigned int loop;
for (loop = 0; loop < len; loop = loop + 4)
*pulDest++ = *pulSrc++;
}
__attribute__ ((section(".after_vectors")))
void bss_init(unsigned int start, unsigned int len) {
unsigned int *pulDest = (unsigned int*) start;
unsigned int loop;
for (loop = 0; loop < len; loop = loop + 4)
*pulDest++ = 0;
}
#ifndef USE_OLD_STYLE_DATA_BSS_INIT
//*****************************************************************************
// The following symbols are constructs generated by the linker, indicating
// the location of various points in the "Global Section Table". This table is
// created by the linker via the Code Red managed linker script mechanism. It
// contains the load address, execution address and length of each RW data
// section and the execution and length of each BSS (zero initialized) section.
//*****************************************************************************
extern unsigned int __data_section_table;
extern unsigned int __data_section_table_end;
extern unsigned int __bss_section_table;
extern unsigned int __bss_section_table_end;
#else
//*****************************************************************************
// The following symbols are constructs generated by the linker, indicating
// the load address, execution address and length of the RW data section and
// the execution and length of the BSS (zero initialized) section.
// Note that these symbols are not normally used by the managed linker script
// mechanism in Red Suite/LPCXpresso 3.6 (Windows) and LPCXpresso 3.8 (Linux).
// They are provide here simply so this startup code can be used with earlier
// versions of Red Suite which do not support the more advanced managed linker
// script mechanism introduced in the above version. To enable their use,
// define "USE_OLD_STYLE_DATA_BSS_INIT".
//*****************************************************************************
extern unsigned int _etext;
extern unsigned int _data;
extern unsigned int _edata;
extern unsigned int _bss;
extern unsigned int _ebss;
#endif
//*****************************************************************************
// Reset entry point for your code.
// Sets up a simple runtime environment and initializes the C/C++
// library.
//*****************************************************************************
__attribute__ ((section(".after_vectors")))
void
ResetISR(void) {
#ifndef USE_OLD_STYLE_DATA_BSS_INIT
//
// Copy the data sections from flash to SRAM.
//
unsigned int LoadAddr, ExeAddr, SectionLen;
unsigned int *SectionTableAddr;
// Load base address of Global Section Table
SectionTableAddr = &__data_section_table;
// Copy the data sections from flash to SRAM.
while (SectionTableAddr < &__data_section_table_end) {
LoadAddr = *SectionTableAddr++;
ExeAddr = *SectionTableAddr++;
SectionLen = *SectionTableAddr++;
data_init(LoadAddr, ExeAddr, SectionLen);
}
// At this point, SectionTableAddr = &__bss_section_table;
// Zero fill the bss segment
while (SectionTableAddr < &__bss_section_table_end) {
ExeAddr = *SectionTableAddr++;
SectionLen = *SectionTableAddr++;
bss_init(ExeAddr, SectionLen);
}
#else
// Use Old Style Data and BSS section initialization.
// This will only initialize a single RAM bank.
unsigned int * LoadAddr, *ExeAddr, *EndAddr, SectionLen;
// Copy the data segment from flash to SRAM.
LoadAddr = &_etext;
ExeAddr = &_data;
EndAddr = &_edata;
SectionLen = (void*)EndAddr - (void*)ExeAddr;
data_init((unsigned int)LoadAddr, (unsigned int)ExeAddr, SectionLen);
// Zero fill the bss segment
ExeAddr = &_bss;
EndAddr = &_ebss;
SectionLen = (void*)EndAddr - (void*)ExeAddr;
bss_init ((unsigned int)ExeAddr, SectionLen);
#endif
#ifdef __USE_CMSIS
SystemInit();
#endif
#if defined (__cplusplus)
//
// Call C++ library initialisation
//
__libc_init_array();
#endif
#if defined (__REDLIB__)
// Call the Redlib library, which in turn calls main()
__main() ;
#else
main();
#endif
//
// main() shouldn't return, but if it does, we'll just enter an infinite loop
//
while (1) {
;
}
}
//*****************************************************************************
// Default exception handlers. Override the ones here by defining your own
// handler routines in your application code.
//*****************************************************************************
__attribute__ ((section(".after_vectors")))
void NMI_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void HardFault_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void MemManage_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void BusFault_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void UsageFault_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void SVCall_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void DebugMon_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void PendSV_Handler(void)
{
while(1)
{
}
}
__attribute__ ((section(".after_vectors")))
void SysTick_Handler(void)
{
while(1)
{
}
}
//*****************************************************************************
//
// Processor ends up here if an unexpected interrupt occurs or a specific
// handler is not present in the application code.
//
//*****************************************************************************
__attribute__ ((section(".after_vectors")))
void IntDefaultHandler(void)
{
while(1)
{
}
}