From 51b16c7a2dbd4f3d0be30049a4dad702961bfb8b Mon Sep 17 00:00:00 2001 From: gdisirio Date: Sat, 10 Aug 2013 14:58:16 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6126 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/boards/OLIMEX_AVR_CAN/board.c | 90 +++++++++++++++++++++++++++++++ os/hal/boards/OLIMEX_AVR_CAN/board.h | 99 +++++++++++++++++++++++++++++++++++ os/hal/boards/OLIMEX_AVR_CAN/board.mk | 5 ++ 3 files changed, 194 insertions(+) create mode 100644 os/hal/boards/OLIMEX_AVR_CAN/board.c create mode 100644 os/hal/boards/OLIMEX_AVR_CAN/board.h create mode 100644 os/hal/boards/OLIMEX_AVR_CAN/board.mk (limited to 'os/hal/boards/OLIMEX_AVR_CAN') diff --git a/os/hal/boards/OLIMEX_AVR_CAN/board.c b/os/hal/boards/OLIMEX_AVR_CAN/board.c new file mode 100644 index 000000000..f7e458d9b --- /dev/null +++ b/os/hal/boards/OLIMEX_AVR_CAN/board.c @@ -0,0 +1,90 @@ +/* + ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +#include "ch.h" +#include "hal.h" + +/** + * @brief PAL setup. + * @details Digital I/O ports static configuration as defined in @p board.h. + * This variable is used by the HAL when initializing the PAL driver. + */ +#if HAL_USE_PAL || defined(__DOXYGEN__) +const PALConfig pal_default_config = +{ +#if defined(PORTA) + {VAL_PORTA, VAL_DDRA}, +#endif +#if defined(PORTB) + {VAL_PORTB, VAL_DDRB}, +#endif +#if defined(PORTC) + {VAL_PORTC, VAL_DDRC}, +#endif +#if defined(PORTD) + {VAL_PORTD, VAL_DDRD}, +#endif +#if defined(PORTE) + {VAL_PORTE, VAL_DDRE}, +#endif +#if defined(PORTF) + {VAL_PORTF, VAL_DDRF}, +#endif +#if defined(PORTG) + {VAL_PORTG, VAL_DDRG}, +#endif +}; +#endif /* HAL_USE_PAL */ + +CH_IRQ_HANDLER(TIMER0_COMP_vect) { + + CH_IRQ_PROLOGUE(); + + chSysLockFromIsr(); + chSysTimerHandlerI(); + chSysUnlockFromIsr(); + + CH_IRQ_EPILOGUE(); +} + +/* + * Board-specific initialization code. + */ +void boardInit(void) { + + /* + * External interrupts setup, all disabled initially. + */ + EICRA = 0x00; + EICRB = 0x00; + EIMSK = 0x00; + + /* + * Enables Idle mode for SLEEP instruction. + */ + SMCR = (1 << SE); + + /* + * Timer 0 setup. + */ + TCCR0A = (1 << WGM01) | (0 << WGM00) | /* CTC mode. */ + (0 << COM0A1) | (0 << COM0A0) | /* OC0A disabled. */ + (0 << CS02) | (1 << CS01) | (1 << CS00); /* CLK/64 clock. */ + OCR0A = F_CPU / 64 / CH_FREQUENCY - 1; + TCNT0 = 0; /* Reset counter. */ + TIFR0 = (1 << OCF0A); /* Reset pending. */ + TIMSK0 = (1 << OCIE0A); /* IRQ on compare. */ +} diff --git a/os/hal/boards/OLIMEX_AVR_CAN/board.h b/os/hal/boards/OLIMEX_AVR_CAN/board.h new file mode 100644 index 000000000..4d674756e --- /dev/null +++ b/os/hal/boards/OLIMEX_AVR_CAN/board.h @@ -0,0 +1,99 @@ +/* + ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +#ifndef _BOARD_H_ +#define _BOARD_H_ + +/* + * Setup for the Olimex AVR-CAN proto board. + */ + +/* + * Board identifier. + */ +#define BOARD_OLIMEX_AVR_CAN +#define BOARD_NAME "Olimex AVR-CAN" + +/* + * All inputs with pullups. + */ +#define VAL_DDRA 0x00 +#define VAL_PORTA 0xFF + +/* + * All inputs with pullups. + */ +#define VAL_DDRB 0x00 +#define VAL_PORTB 0xFF + +/* + * All inputs with pullups. + */ +#define VAL_DDRC 0x00 +#define VAL_PORTC 0xFF + +/* PD7 PD6 PD5 PD4 PD3 PD2 PD1 PD0 + * IN IN OUT IN OUT IN IN IN + * DDRD 0 0 1 0 1 0 0 0 + * PU HiZ VAL PU VAL HiZ HiZ HiZ + * PORTD 1 0 ?1 1 1 0 0 0 + */ +#define VAL_DDRD 0x28 +#define VAL_PORTD 0xB8 + +/* PE7 PE6 BUT LED PE3 PE2 PE1 PE0 + * IN IN IN OUT IN IN OUT IN + * DDRE 0 0 0 1 0 0 1 0 + * PU PU HiZ VAL PU PU VAL HiZ + * PORTE 1 1 0 1 1 1 1 0 + */ +#define VAL_DDRE 0x12 +#define VAL_PORTE 0xDE + +/* TDI TDO TMS TCK PF3 PF2 PF1 PF0 + * x x x x IN IN IN IN + * DDRF 0 0 0 0 0 0 0 0 + * x x x x PU PU PU PU + * PORTF 0 0 0 0 1 1 1 1 + * + */ +#define VAL_DDRF 0x00 +#define VAL_PORTF 0x0F + +/* x x x x x PG2 PG1 PG0 + * x x x x x IN IN IN + * DDRG 0 0 0 0 0 0 0 0 + * x x x x x PU PU PU + * PORTG 0 0 0 0 0 1 1 1 + * + */ +#define VAL_DDRG 0x00 +#define VAL_PORTG 0x07 + +#define PORTE_LED 4 +#define PORTE_BUTTON 5 + +#if !defined(_FROM_ASM_) +#ifdef __cplusplus +extern "C" { +#endif + void boardInit(void); +#ifdef __cplusplus +} +#endif +#endif /* _FROM_ASM_ */ + +#endif /* _BOARD_H_ */ diff --git a/os/hal/boards/OLIMEX_AVR_CAN/board.mk b/os/hal/boards/OLIMEX_AVR_CAN/board.mk new file mode 100644 index 000000000..4d2d406ad --- /dev/null +++ b/os/hal/boards/OLIMEX_AVR_CAN/board.mk @@ -0,0 +1,5 @@ +# List of all the board related files. +BOARDSRC = ${CHIBIOS}/boards/OLIMEX_AVR_CAN/board.c + +# Required include directories +BOARDINC = ${CHIBIOS}/boards/OLIMEX_AVR_CAN -- cgit v1.2.3