74 lines
2.6 KiB
C
74 lines
2.6 KiB
C
/****************************************************************************
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* boards/sparc/bm3803/xx3803/src/bm3803_boot.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <debug.h>
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#include <arch/board/board.h>
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#include "sparc_internal.h"
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#include "bm3803.h"
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#include "xx3803.h"
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/****************************************************************************
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* Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: up_boardinitialize
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*
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* Description:
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* All bm3803 architectures must provide the following entry point.
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* This entry point is called early in the initialization -- after all
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* memory has been configured and mapped but before any devices have been
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* initialized.
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*
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****************************************************************************/
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void bm3803_boardinitialize(void)
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{
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BM3803_REG.mecfg2 = 0x0;
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BM3803_REG.mecfg3 = 0x0;
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BM3803_REG.mecfg1 = 0xf0038000;
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BM3803_REG.mem_cfg1 = 0x14f9f91f;
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BM3803_REG.mem_cfg2 = 0x00078c67;
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BM3803_REG.mem_cfg3 = 0x0;
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/* BM3803_REG.CacheCtrl = 0x0; */
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BM3803_REG.timer_ctrl1 = 0;
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BM3803_REG.timer_cnt1 = 0;
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BM3803_REG.timer_load1 = 0;
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}
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