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86 lines
2.9 KiB
C
86 lines
2.9 KiB
C
/*
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* Copyright (C) 2023-2025 OpenMV, LLC.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Any redistribution, use, or modification in source or binary form
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* is done solely for personal benefit and not for any commercial
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* purpose or for monetary gain. For commercial licensing options,
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* please contact openmv@openmv.io
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*
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* THIS SOFTWARE IS PROVIDED BY THE LICENSOR AND COPYRIGHT OWNER "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR OR COPYRIGHT
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* OWNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* QEMU dummy CSI driver.
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*/
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#if MICROPY_PY_CSI
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#include <string.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include "py/mphal.h"
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#include "py/runtime.h"
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#include "omv_boardconfig.h"
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#include "omv_i2c.h"
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#include "omv_csi.h"
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static int qemu_csi_config(omv_csi_t *csi, omv_csi_config_t config) {
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// Dummy implementation - accept all configurations
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return 0;
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}
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static int qemu_csi_abort(omv_csi_t *csi, bool fifo_flush, bool in_irq) {
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// Dummy implementation
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return 0;
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}
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static uint32_t qemu_clk_get_frequency(omv_clk_t *clk) {
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// Dummy implementation - return nominal frequency
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return clk->freq;
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}
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static int qemu_clk_set_frequency(omv_clk_t *clk, uint32_t frequency) {
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// Dummy implementation - accept any frequency
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clk->freq = frequency;
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return 0;
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}
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static int qemu_csi_snapshot(omv_csi_t *csi, image_t *dst_image, uint32_t flags) {
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// Dummy implementation - return timeout error since there's no camera
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return OMV_CSI_ERROR_CAPTURE_TIMEOUT;
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}
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int omv_csi_ops_init(omv_csi_t *csi) {
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// Set CSI ops to dummy implementations
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csi->abort = qemu_csi_abort;
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csi->config = qemu_csi_config;
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csi->snapshot = qemu_csi_snapshot;
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// Set CSI clock ops
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csi->clk->freq = OMV_CSI_CLK_FREQUENCY;
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csi->clk->set_freq = qemu_clk_set_frequency;
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csi->clk->get_freq = qemu_clk_get_frequency;
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return 0;
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}
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#endif // MICROPY_PY_CSI
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