diff options
Diffstat (limited to 'os/hal/platforms/AVR/hal_lld.c')
| -rw-r--r-- | os/hal/platforms/AVR/hal_lld.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/os/hal/platforms/AVR/hal_lld.c b/os/hal/platforms/AVR/hal_lld.c deleted file mode 100644 index b574a9dc8..000000000 --- a/os/hal/platforms/AVR/hal_lld.c +++ /dev/null @@ -1,104 +0,0 @@ -/*
- 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.
-*/
-
-/**
- * @file AVR/hal_lld.c
- * @brief AVR HAL subsystem low level driver code.
- *
- * @addtogroup HAL
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/**
- * @brief Timer0 interrupt handler.
- */
-CH_IRQ_HANDLER(AVR_TIMER_VECT) {
-
- CH_IRQ_PROLOGUE();
-
- chSysLockFromIsr();
- chSysTimerHandlerI();
- chSysUnlockFromIsr();
-
- CH_IRQ_EPILOGUE();
-}
-
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Low level HAL driver initialization.
- *
- * @notapi
- */
-void hal_lld_init(void) {
-
- /*
- * Timer 0 setup.
- */
-#if defined(TCCR0B) /* Timer has multiple output comparators */
- TCCR0A = (1 << WGM01) | (0 << WGM00) | /* CTC mode. */
- (0 << COM0A1) | (0 << COM0A0) | /* OC0A disabled. */
- (0 << COM0B1) | (0 << COM0B0); /* OC0B disabled. */
- TCCR0B = (0 << WGM02) | AVR_TIMER_PRESCALER_BITS; /* CTC mode. */
- OCR0A = AVR_TIMER_COUNTER - 1;
- TCNT0 = 0; /* Reset counter. */
- TIFR0 = (1 << OCF0A); /* Reset pending. */
- TIMSK0 = (1 << OCIE0A); /* IRQ on compare. */
-
-#elif defined(TCCR0A) /* AT90CAN doesn't have TCCR0B and slightly different TCCR0A */
- TCCR0A = (1 << WGM01) | (0 << WGM00) | /* CTC mode. */
- (0 << COM0A1) | (0 << COM0A0); /* OC0A disabled. */
- OCR0A = AVR_TIMER_COUNTER - 1;
- TCNT0 = 0; /* Reset counter. */
- TIFR0 = (1 << OCF0A); /* Reset pending. */
- TIMSK0 = (1 << OCIE0A); /* IRQ on compare. */
-
-#elif defined(TCCR0) /* Timer has single output comparator */
- TCCR0 = (1 << WGM01) | (0 << WGM00) | /* CTC mode. */
- (0 << COM01) | (0 << COM00) | /* OC0A disabled. */
- AVR_TIMER_PRESCALER_BITS;
- OCR0 = AVR_TIMER_COUNTER - 1;
- TCNT0 = 0; /* Reset counter. */
- TIFR = (1 << OCF0); /* Reset pending. */
- TIMSK = (1 << OCIE0); /* IRQ on compare. */
-#else
- #error "Neither TCCR0A nor TCCR0 registers are defined"
-#endif
-}
-
-/** @} */
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