53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/* Copyright 2018 Canaan Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "interrupt.h"
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#include "pin_cfg_priv.h"
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#include <FreeRTOSConfig.h>
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#include <clint.h>
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#include <fpioa.h>
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#include <hal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sysctl.h>
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#include <uarths.h>
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#define PLL1_OUTPUT_FREQ 160000000UL
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#define PLL2_OUTPUT_FREQ 45158400UL
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extern uint8_t _tls_data[];
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extern int main(int argc, char *argv[]);
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extern int os_entry(int (*user_main)(int, char **));
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static void setup_clocks()
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{
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sysctl_pll_set_freq(SYSCTL_PLL1, PLL1_OUTPUT_FREQ);
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sysctl_pll_set_freq(SYSCTL_PLL2, PLL2_OUTPUT_FREQ);
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}
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void _init_bsp()
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{
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/* Init FPIOA */
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fpioa_init();
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bsp_pin_setup();
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/* Setup clocks */
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setup_clocks();
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/* Init UART */
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uarths_init();
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exit(os_entry(main));
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}
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