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b890446e3d
A very simple implementation, as we are very short on remaining block RAM. Simply blindly copies the entire userdata area to the SD card. This may subject the SD card to some extra wear, as well as potentially read-disturb some Flash memory pages, but this would require more code.
83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
//
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// Copyright (C) 2015-2018 Markus Hiienkari <mhiienka@niksula.hut.fi>
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//
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// This file is part of Open Source Scan Converter project.
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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 as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#ifndef USERDATA_H_
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#define USERDATA_H_
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#include "alt_types.h"
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#include "sysconfig.h"
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#include "controls.h"
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#include "av_controller.h"
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#include "avconfig.h"
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#include "video_modes.h"
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#include "flash.h"
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#define PROFILE_NAME_LEN 12
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#define MAX_PROFILE (MAX_USERDATA_ENTRY-1)
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#define INIT_CONFIG_SLOT MAX_USERDATA_ENTRY
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#define UDATA_IMPT_CANCELLED 104
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#define UDATA_EXPT_CANCELLED 105
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typedef enum {
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UDE_INITCFG = 0,
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UDE_PROFILE,
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} ude_type;
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typedef struct {
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char userdata_key[8];
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alt_u8 version_major;
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alt_u8 version_minor;
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ude_type type;
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} __attribute__((packed, __may_alias__)) ude_hdr;
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typedef struct {
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ude_hdr hdr;
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alt_u16 data_len;
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alt_u8 last_profile[AV_LAST];
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alt_u8 profile_link;
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avinput_t last_input;
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avinput_t def_input;
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alt_u8 lcd_bl_timeout;
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alt_u8 auto_input;
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alt_u8 auto_av1_ypbpr;
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alt_u8 auto_av2_ypbpr;
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alt_u8 auto_av3_ypbpr;
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alt_u8 osd_enable;
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alt_u8 osd_status_timeout;
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alt_u16 keys[REMOTE_MAX_KEYS];
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} __attribute__((packed, __may_alias__)) ude_initcfg;
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typedef struct {
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ude_hdr hdr;
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char name[PROFILE_NAME_LEN+1];
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alt_u16 avc_data_len;
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alt_u16 vm_data_len;
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avconfig_t avc;
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mode_data_t vm[VIDEO_MODES_CNT];
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} __attribute__((packed, __may_alias__)) ude_profile;
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int write_userdata(alt_u8 entry);
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int read_userdata(alt_u8 entry, int dry_run);
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int import_userdata();
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int export_userdata();
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#endif
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