| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 <stdint.h> |
| #include <stddef.h> |
| #include <assert.h> |
| |
| #include "os/mynewt.h" |
| #include <flash_map/flash_map.h> |
| #include <hal/hal_bsp.h> |
| #include <hal/hal_flash.h> |
| #include <hal/hal_spi.h> |
| #include <hal/hal_watchdog.h> |
| #include <mcu/fe310_hal.h> |
| #if MYNEWT_VAL(UART_0) |
| #include <uart/uart.h> |
| #include <uart_hal/uart_hal.h> |
| #endif |
| #include <bsp/bsp.h> |
| #include <env/freedom-e300-hifive1/platform.h> |
| |
| #if MYNEWT_VAL(UART_0) |
| static struct uart_dev os_bsp_uart0; |
| static const struct fe310_uart_cfg os_bsp_uart0_cfg = { |
| .suc_pin_tx = HIFIVE_UART0_TX, |
| .suc_pin_rx = HIFIVE_UART0_RX, |
| }; |
| #endif |
| |
| #if MYNEWT_VAL(TIMER_0) |
| extern struct fe310_hal_tmr fe310_pwm2; |
| #endif |
| #if MYNEWT_VAL(TIMER_1) |
| extern struct fe310_hal_tmr fe310_pwm1; |
| #endif |
| #if MYNEWT_VAL(TIMER_2) |
| extern struct fe310_hal_tmr fe310_pwm0; |
| #endif |
| |
| /* |
| * What memory to include in coredump. |
| */ |
| static const struct hal_bsp_mem_dump dump_cfg[] = { |
| [0] = { |
| .hbmd_start = &_ram_start, |
| .hbmd_size = RAM_SIZE |
| } |
| }; |
| |
| const struct hal_flash * |
| hal_bsp_flash_dev(uint8_t id) |
| { |
| /* |
| * Internal flash mapped to id 0. |
| */ |
| if (id != 0) { |
| return NULL; |
| } |
| return &fe310_flash_dev; |
| } |
| |
| const struct hal_bsp_mem_dump * |
| hal_bsp_core_dump(int *area_cnt) |
| { |
| *area_cnt = sizeof(dump_cfg) / sizeof(dump_cfg[0]); |
| return dump_cfg; |
| } |
| |
| void |
| hal_bsp_init(void) |
| { |
| int rc; |
| |
| (void)rc; |
| #if MYNEWT_VAL(TIMER_0) |
| rc = hal_timer_init(0, (void *)&fe310_pwm2); |
| assert(rc == 0); |
| #endif |
| #if MYNEWT_VAL(TIMER_1) |
| rc = hal_timer_init(1, (void *)&fe310_pwm1); |
| assert(rc == 0); |
| #endif |
| #if MYNEWT_VAL(TIMER_2) |
| rc = hal_timer_init(2, (void *)&fe310_pwm0); |
| assert(rc == 0); |
| #endif |
| |
| #if (MYNEWT_VAL(OS_CPUTIME_TIMER_NUM) >= 0) |
| rc = os_cputime_init(MYNEWT_VAL(OS_CPUTIME_FREQ)); |
| assert(rc == 0); |
| #endif |
| |
| #if MYNEWT_VAL(SPI_1) |
| rc = hal_spi_init(1, NULL, HAL_SPI_TYPE_MASTER); |
| assert(rc == 0); |
| #endif |
| |
| #if MYNEWT_VAL(SPI_2) |
| rc = hal_spi_init(2, NULL, HAL_SPI_TYPE_MASTER); |
| assert(rc == 0); |
| #endif |
| |
| #if MYNEWT_VAL(UART_0) |
| rc = os_dev_create((struct os_dev *) &os_bsp_uart0, "uart0", |
| OS_DEV_INIT_PRIMARY, 0, uart_hal_init, (void *)&os_bsp_uart0_cfg); |
| assert(rc == 0); |
| #endif |
| |
| } |