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Some codebase reordering
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marqs
@@ -0,0 +1,111 @@
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//
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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 <unistd.h>
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#include "flash.h"
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#include "lcd.h"
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extern alt_epcq_controller_dev epcq_controller_0;
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extern char menu_row1[LCD_ROW_LEN+1], menu_row2[LCD_ROW_LEN+1];
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alt_epcq_controller_dev *epcq_controller_dev;
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int check_flash()
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{
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epcq_controller_dev = &epcq_controller_0;
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if ((epcq_controller_dev == NULL) || !(epcq_controller_dev->is_epcs && (epcq_controller_dev->page_size == PAGESIZE)))
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return -1;
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//printf("Flash size in bytes: %d\nSector size: %d (%d pages)\nPage size: %d\n", epcq_controller_dev->size_in_bytes, epcq_controller_dev->sector_size, epcq_controller_dev->sector_size/epcq_controller_dev->page_size, epcq_controller_dev->page_size);
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return 0;
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}
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int read_flash(alt_u32 offset, alt_u32 length, alt_u8 *dstbuf)
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{
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int retval, i;
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retval = alt_epcq_controller_read(&epcq_controller_dev->dev, offset, dstbuf, length);
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if (retval != 0)
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return -1;
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for (i=0; i<length; i++)
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dstbuf[i] = ALT_CI_NIOS_CUSTOM_INSTR_BITSWAP_0(dstbuf[i]) >> 24;
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return 0;
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}
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int write_flash_page(alt_u8 *pagedata, alt_u32 length, alt_u32 pagenum)
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{
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int retval, i;
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if ((pagenum % PAGES_PER_SECTOR) == 0) {
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printf("Erasing sector %u\n", (unsigned)(pagenum/PAGES_PER_SECTOR));
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retval = alt_epcq_controller_erase_block(&epcq_controller_dev->dev, pagenum*PAGESIZE);
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if (retval != 0) {
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strncpy(menu_row1, "Flash erase", LCD_ROW_LEN+1);
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sniprintf(menu_row1, LCD_ROW_LEN+1, "error %d", retval);
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menu_row2[0] = '\0';
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printf("Flash erase error, sector %u\nRetval %d\n", (unsigned)(pagenum/PAGES_PER_SECTOR), retval);
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return -200;
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}
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}
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// Bit-reverse bytes for flash
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for (i=0; i<length; i++)
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pagedata[i] = ALT_CI_NIOS_CUSTOM_INSTR_BITSWAP_0(pagedata[i]) >> 24;
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retval = alt_epcq_controller_write_block(&epcq_controller_dev->dev, (pagenum/PAGES_PER_SECTOR)*PAGES_PER_SECTOR*PAGESIZE, pagenum*PAGESIZE, pagedata, length);
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if (retval != 0) {
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strncpy(menu_row1, "Flash write", LCD_ROW_LEN+1);
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strncpy(menu_row2, "error", LCD_ROW_LEN+1);
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printf("Flash write error, page %u\nRetval %d\n", (unsigned)pagenum, retval);
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return -201;
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}
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return retval;
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}
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int verify_flash(alt_u32 offset, alt_u32 length, alt_u32 golden_crc, alt_u8 *tmpbuf)
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{
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alt_u32 crcval=0, i, bytes_to_read;
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int retval;
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for (i=0; i<length; i=i+PAGESIZE) {
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bytes_to_read = ((length-i < PAGESIZE) ? (length-i) : PAGESIZE);
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retval = read_flash(i, bytes_to_read, tmpbuf);
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if (retval != 0)
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return -202;
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crcval = crcCI(tmpbuf, bytes_to_read, (i==0));
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}
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if (crcval != golden_crc) {
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sniprintf(menu_row1, LCD_ROW_LEN+1, "Flash verif fail");
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menu_row2[0] = '\0';
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return -203;
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}
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return 0;
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}
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@@ -0,0 +1,42 @@
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//
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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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#ifndef FLASH_H_
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#define FLASH_H_
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#include "alt_types.h"
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#include "sysconfig.h"
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#include "altera_epcq_controller_mod.h"
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// EPCS16 pagesize is 256 bytes
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// Flash is split 50-50 to FW and userdata, 1MB each
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#define PAGESIZE 256
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#define PAGES_PER_SECTOR 256
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#define USERDATA_OFFSET 0x100000
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#define USERDATA_MAX_SIZE 0x1000 //4KB should be enough
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int check_flash();
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int read_flash(alt_u32 offset, alt_u32 length, alt_u8 *dstbuf);
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int write_flash_page(alt_u8 *pagedata, alt_u32 length, alt_u32 pagenum);
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int verify_flash(alt_u32 offset, alt_u32 length, alt_u32 golden_crc, alt_u8 *tmpbuf);
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#endif /* FLASH_H_ */
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@@ -0,0 +1,66 @@
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//
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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 <io.h>
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#include "sdcard.h"
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#include "lcd.h"
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extern char menu_row1[LCD_ROW_LEN+1], menu_row2[LCD_ROW_LEN+1];
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alt_up_sd_card_dev *sdcard_dev;
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int read_sd_block(alt_u32 offset, alt_u32 size, alt_u8 *dstbuf)
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{
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int i;
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alt_u32 tmp;
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if ((offset % SD_BUFFER_SIZE) || (size > 512)) {
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sniprintf(menu_row1, LCD_ROW_LEN+1, "Invalid read cmd");
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menu_row2[0] = '\0';
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return -1;
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}
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if (!Read_Sector_Data((offset/SD_BUFFER_SIZE), 0)) {
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sniprintf(menu_row1, LCD_ROW_LEN+1, "SD read failure");
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menu_row2[0] = '\0';
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return -2;
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}
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// Copy buffer to SW
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for (i=0; i<size; i=i+4) {
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tmp = IORD_32DIRECT(sdcard_dev->base, i);
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*((alt_u32*)(dstbuf+i)) = tmp;
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}
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return 0;
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}
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int check_sdcard(alt_u8 *databuf)
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{
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sdcard_dev = alt_up_sd_card_open_dev(ALTERA_UP_SD_CARD_AVALON_INTERFACE_0_NAME);
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if ((sdcard_dev == NULL) || !alt_up_sd_card_is_Present()) {
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sniprintf(menu_row1, LCD_ROW_LEN+1, "No SD card det.");
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menu_row2[0] = '\0';
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return 1;
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}
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return read_sd_block(0, 512, databuf);
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}
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@@ -0,0 +1,34 @@
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//
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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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#ifndef SDCARD_H_
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#define SDCARD_H_
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#include "alt_types.h"
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#include "sysconfig.h"
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#include "Altera_UP_SD_Card_Avalon_Interface_mod.h"
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// SD controller uses 512-byte chunks
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#define SD_BUFFER_SIZE 512
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int read_sd_block(alt_u32 offset, alt_u32 size, alt_u8 *dstbuf);
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int check_sdcard(alt_u8 *databuf);
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#endif /* SDCARD_H_ */
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