mirror of
https://github.com/thead-yocto-mirror/baremetal-drivers
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62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
/*
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* Copyright (C) 2021 Alibaba Group Holding Limited
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* Author: LuChongzhi <chongzhi.lcz@alibaba-inc.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <string.h>
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#include "ra_common.h"
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#define REG_BASE 0x00002100
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static const reg_field_s reg_desc[] = {
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/* structure field order
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reg_name, offset,reset_value,msb,lsb, field_name, field_desc */
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{"ISP_HIST256_PROP", "Histogram properties",
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0x00002100, 0x00000000, 9, 3, "stepsize", "Histogram pre-divider" LINE_PADDING_6TAB
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"Process every (step size)th pixel; all other pixels are skipped" LINE_PADDING_6TAB
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"0,1,2: not allowed" LINE_PADDING_6TAB
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"3: process every third input pixel" LINE_PADDING_6TAB
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"4: process every fourth input pixel" LINE_PADDING_6TAB
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"..." LINE_PADDING_6TAB
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"7FH: process every 127th pixel"},
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{NULL, NULL, 0x00002100, 0x00000000, 2, 0, "hist_mode", "Histogram mode, luminance is taken at ISP output before" LINE_PADDING_6TAB
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" output formatter, RGB is taken at xtalk output" LINE_PADDING_6TAB
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"0: disable, no measurements" LINE_PADDING_6TAB
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"1: RGB combined histogram" LINE_PADDING_6TAB
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"2: R histogram" LINE_PADDING_6TAB
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"3: G histogram" LINE_PADDING_6TAB
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"4: B histogram" LINE_PADDING_6TAB
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"5: Y (luminance) histogram" LINE_PADDING_6TAB
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"6, 7: must not be used"},
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};
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int light_isp_hist256_reg_dump(reg_analyzer_info_s *ra_info)
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{
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uint32_t count = sizeof(reg_desc) / sizeof(reg_desc[0]);
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return ra_dump_reg_fields(ra_info, reg_desc, count);
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}
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int light_isp_hist256_reg_define(reg_analyzer_info_s *ra_info)
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{
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uint32_t count = sizeof(reg_desc) / sizeof(reg_desc[0]);
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return ra_dump_reg_define(ra_info, reg_desc, count);
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}
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int light_isp_hist256_reg_find(reg_analyzer_info_s *ra_info)
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{
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uint32_t count = sizeof(reg_desc) / sizeof(reg_desc[0]);
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return ra_dump_reg_find(ra_info, reg_desc, count);
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}
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