c2c9149a24
- User down buffer configuration support - bugfix: ring buf - avalable write size undeflow - SysView down buf support updated
32 lines
921 B
C
32 lines
921 B
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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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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// 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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#include <stdint.h>
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#include "eri.h"
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uint32_t eri_read(int addr) {
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uint32_t ret;
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asm volatile (
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"RER %0,%1"
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:"=r"(ret):"r"(addr)
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);
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return ret;
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}
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void eri_write(int addr, uint32_t data) {
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asm volatile (
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"WER %0,%1"
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::"r"(data),"r"(addr)
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);
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}
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