fff4a248be
Two boards from Olimex are added: olimex_hmz144 with PIC32MZ2048EFM144 olimex_emz64.c with PIC32MZ2048EFH064 Both can be programmed with Segger JLINK probe using ICSP interface. (JTAG not tested but could also work but header is not mounted).
111 lines
2.7 KiB
C
111 lines
2.7 KiB
C
/*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2022 Jerzy Kasenberg
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* This file is part of the TinyUSB stack.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <xc.h>
|
|
#include "tusb.h"
|
|
|
|
void __attribute__((interrupt(IPL2AUTO), vector(_USB_VECTOR), no_fpu))
|
|
USBD_IRQHandler(void)
|
|
{
|
|
IFS4CLR = _IFS4_USBIF_MASK;
|
|
tud_int_handler(0);
|
|
}
|
|
|
|
TU_ATTR_WEAK void button_init(void)
|
|
{
|
|
}
|
|
|
|
TU_ATTR_WEAK void led_init(void)
|
|
{
|
|
}
|
|
|
|
TU_ATTR_WEAK void uart_init(void)
|
|
{
|
|
}
|
|
|
|
void board_init(void)
|
|
{
|
|
button_init();
|
|
led_init();
|
|
uart_init();
|
|
|
|
// Force device mode by overriding USB ID and settings it to 1
|
|
USBCRCONbits.PHYIDEN = 0;
|
|
USBCRCONbits.USBIDVAL = 1;
|
|
USBCRCONbits.USBIDOVEN = 1;
|
|
|
|
// set interrupt priority (must much IPL2AUTO)
|
|
IPC33CLR = _IPC33_USBIP_MASK;
|
|
IPC33SET = (2 << _IPC33_USBIP_POSITION);
|
|
// set interrupt subpriority
|
|
IPC33CLR = _IPC33_USBIS_MASK;
|
|
IPC33SET = (0 << _IPC33_USBIS_POSITION);
|
|
|
|
USBCRCONbits.USBIE = 0;
|
|
IFS4CLR = _IFS4_USBIF_MASK;
|
|
IEC4SET = _IEC4_USBIE_MASK;
|
|
|
|
__builtin_enable_interrupts();
|
|
}
|
|
|
|
//--------------------------------------------------------------------+
|
|
// Board porting API
|
|
//--------------------------------------------------------------------+
|
|
|
|
TU_ATTR_WEAK void board_led_write(bool state)
|
|
{
|
|
(void) state;
|
|
}
|
|
|
|
TU_ATTR_WEAK uint32_t board_button_read(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
TU_ATTR_WEAK int board_uart_read(uint8_t * buf, int len)
|
|
{
|
|
(void) buf;
|
|
(void) len;
|
|
|
|
return 0;
|
|
}
|
|
|
|
TU_ATTR_WEAK int board_uart_write(void const * buf, int len)
|
|
{
|
|
(void) buf;
|
|
return len;
|
|
}
|
|
|
|
#if CFG_TUSB_OS == OPT_OS_NONE
|
|
uint32_t board_millis(void)
|
|
{
|
|
// COUNTER is system clock (200MHz / 2 = 100MHz) convert to ms)
|
|
return _CP0_GET_COUNT() / (100000000 / 1000);
|
|
}
|
|
#endif
|