// io-hub - Modular Input/Output. {{{ // // Copyright (C) 2013 Nicolas Schodet // // APBTeam: // Web: http://apbteam.org/ // Email: team AT apbteam DOT org // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // // }}} #include "self_programming.hh" #include static const uint32_t sector_addr[] = { // 16 KB 0x8000000, 0x8004000, 0x8008000, 0x800c000, // 64 KB 0x8010000, // 128 KB. 0x8020000, 0x8040000, 0x8060000, 0x8080000, 0x80a0000, 0x80c0000, 0x80e0000, 0x8100000, }; static int self_programming_sector (uint32_t addr) { unsigned i; for (i = 0; i < lengthof (sector_addr); i++) if (addr == sector_addr[i]) return i; return -1; } void self_programming_write (uint32_t addr, const char *buf, int count) { int sector = self_programming_sector (addr); flash_unlock (); if (sector != -1) flash_erase_sector (sector << 3, FLASH_CR_PROGRAM_X32); for (int i = 0; i < count; i += 4) flash_program_word (addr + i, *(uint32_t *) (buf + i), FLASH_CR_PROGRAM_X32); flash_lock (); }