mirror of https://github.com/marqs85/ossc.git
132 lines
3.8 KiB
C
132 lines
3.8 KiB
C
//
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// Copyright (C) 2015-2016 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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#include <string.h>
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#include "userdata.h"
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#include "sysconfig.h"
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#include "flash.h"
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#include "firmware.h"
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#include "controls.h"
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#include "av_controller.h"
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extern alt_u16 rc_keymap[REMOTE_MAX_KEYS];
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extern avconfig_t tc;
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int write_userdata()
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{
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alt_u8 databuf[PAGESIZE];
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int retval;
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strncpy((char*)databuf, "USRDATA", 8);
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databuf[8] = FW_VER_MAJOR;
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databuf[9] = FW_VER_MINOR;
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databuf[10] = 2;
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retval = write_flash_page(databuf, USERDATA_HDR_SIZE, (USERDATA_OFFSET/PAGESIZE));
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if (retval != 0) {
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return -1;
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}
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databuf[0] = UDE_REMOTE_MAP;
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databuf[1] = 4+sizeof(rc_keymap);
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databuf[2] = databuf[3] = 0; //padding
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memcpy(databuf+4, rc_keymap, sizeof(rc_keymap));
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retval = write_flash_page(databuf, databuf[1], (USERDATA_OFFSET/PAGESIZE)+1);
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if (retval != 0) {
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return -1;
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}
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databuf[0] = UDE_AVCONFIG;
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databuf[1] = 4+sizeof(avconfig_t);
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databuf[2] = databuf[3] = 0; //padding
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memcpy(databuf+4, &tc, sizeof(avconfig_t));
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retval = write_flash_page(databuf, databuf[1], (USERDATA_OFFSET/PAGESIZE)+2);
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if (retval != 0) {
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return -1;
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}
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return 0;
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}
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int read_userdata()
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{
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int retval, i;
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alt_u8 databuf[PAGESIZE];
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userdata_hdr udhdr;
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userdata_entry udentry;
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retval = read_flash(USERDATA_OFFSET, USERDATA_HDR_SIZE, databuf);
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if (retval != 0) {
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printf("Flash read error\n");
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return -1;
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}
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strncpy(udhdr.userdata_key, (char*)databuf, 8);
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if (strncmp(udhdr.userdata_key, "USRDATA", 8)) {
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printf("No userdata found on flash\n");
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return 1;
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}
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udhdr.version_major = databuf[8];
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udhdr.version_minor = databuf[9];
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udhdr.num_entries = databuf[10];
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//TODO: check version compatibility
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printf("Userdata: v%u.%.2u, %u entries\n", udhdr.version_major, udhdr.version_minor, udhdr.num_entries);
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for (i=0; i<udhdr.num_entries; i++) {
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retval = read_flash(USERDATA_OFFSET+((i+1)*PAGESIZE), USERDATA_ENTRY_HDR_SIZE, databuf);
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if (retval != 0) {
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printf("Flash read error\n");
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return -1;
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}
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udentry.type = databuf[0];
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udentry.entry_len = databuf[1];
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retval = read_flash(USERDATA_OFFSET+((i+1)*PAGESIZE), udentry.entry_len, databuf);
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if (retval != 0) {
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printf("Flash read error\n");
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return -1;
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}
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switch (udentry.type) {
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case UDE_REMOTE_MAP:
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if ((udentry.entry_len-4) == sizeof(rc_keymap)) {
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memcpy(rc_keymap, databuf+4, sizeof(rc_keymap));
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printf("RC data read (%u bytes)\n", sizeof(rc_keymap));
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}
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break;
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case UDE_AVCONFIG:
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if ((udentry.entry_len-4) == sizeof(avconfig_t)) {
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memcpy(&tc, databuf+4, sizeof(avconfig_t));
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printf("Avconfig data read (%u bytes)\n", sizeof(avconfig_t));
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}
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break;
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default:
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printf("Unknown userdata entry\n");
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break;
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}
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}
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return 0;
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}
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