37 lines
923 B
C
37 lines
923 B
C
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// Copyright 2020-2021 Beken
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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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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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.macro PUSH_SVC_REG
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SUB SP, SP, #18 * 4
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STMIA SP, {R0 - R12}
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MOV R0, SP
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MRS R6, SPSR
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STR LR, [R0, #15*4]
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STR R6, [R0, #16*4]
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STR SP, [R0, #13*4]
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STR LR, [R0, #14*4]
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MRS R6, CPSR
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STR R6, [R0, #17*4]
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.endm
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#ifdef __cplusplus
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}
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#endif
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