f925165942
This leaves behind the common functionality in extmod/machine_mem.c which can be used by all ports.
51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_EXTMOD_MACHINE_MEM
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#define MICROPY_EXTMOD_MACHINE_MEM
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#include "py/obj.h"
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typedef struct _machine_mem_obj_t {
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mp_obj_base_t base;
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unsigned elem_size; // in bytes
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} machine_mem_obj_t;
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extern const mp_obj_type_t machine_mem_type;
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extern const machine_mem_obj_t machine_mem8_obj;
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extern const machine_mem_obj_t machine_mem16_obj;
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extern const machine_mem_obj_t machine_mem32_obj;
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// It is expected that a port will provide the following 2 functions.
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// We define the prototypes here, but the modmachine.c file for a port should
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// provide the implementation
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uintptr_t machine_mem_get_read_addr(mp_obj_t addr_o, uint align);
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uintptr_t machine_mem_get_write_addr(mp_obj_t addr_o, uint align);
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#endif /* MICROPY_EXTMOD_MACHINE_MEM */
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