67 lines
2.8 KiB
C
67 lines
2.8 KiB
C
/*
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* This file is part of the MicroPython 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) 2016 Scott Shawcroft
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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_INCLUDED_SHARED_BINDINGS_BUSIO_SDIO_H
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#define MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_SDIO_H
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#include "py/obj.h"
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#include "common-hal/microcontroller/Pin.h"
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#include "common-hal/sdioio/SDCard.h"
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// Type object used in Python. Should be shared between ports.
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extern const mp_obj_type_t sdioio_SDCard_type;
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// Construct an underlying SDIO object.
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extern void common_hal_sdioio_sdcard_construct(sdioio_sdcard_obj_t *self,
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const mcu_pin_obj_t * clock, const mcu_pin_obj_t * command,
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uint8_t num_data, mcu_pin_obj_t ** data, uint32_t frequency);
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extern void common_hal_sdioio_sdcard_deinit(sdioio_sdcard_obj_t *self);
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extern bool common_hal_sdioio_sdcard_deinited(sdioio_sdcard_obj_t *self);
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extern bool common_hal_sdioio_sdcard_configure(sdioio_sdcard_obj_t *self, uint32_t baudrate, uint8_t width);
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extern void common_hal_sdioio_sdcard_unlock(sdioio_sdcard_obj_t *self);
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// Return actual SDIO bus frequency.
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uint32_t common_hal_sdioio_sdcard_get_frequency(sdioio_sdcard_obj_t* self);
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// Return SDIO bus width.
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uint8_t common_hal_sdioio_sdcard_get_width(sdioio_sdcard_obj_t* self);
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// Return number of device blocks
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uint32_t common_hal_sdioio_sdcard_get_count(sdioio_sdcard_obj_t* self);
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// Read or write blocks
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int common_hal_sdioio_sdcard_readblocks(sdioio_sdcard_obj_t* self, uint32_t start_block, mp_buffer_info_t *bufinfo);
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int common_hal_sdioio_sdcard_writeblocks(sdioio_sdcard_obj_t* self, uint32_t start_block, mp_buffer_info_t *bufinfo);
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// This is used by the supervisor to claim SDIO devices indefinitely.
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extern void common_hal_sdioio_sdcard_never_reset(sdioio_sdcard_obj_t *self);
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#endif // MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_SDIO_H
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