/* flash.c */ /* avr.flash - AVR Flash SPI use. {{{ * * Copyright (C) 2009 NĂ©lio Laranjeiro * * 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 "flash.h" #include "modules/proto/proto.h" int8_t flash_log (uint8_t size, uint8_t *args) { uint8_t buf[FLASH_LOG_BUFFER_SIZE+1]; int8_t error = 0x0; uint32_t addr = 0; if (size >= 4) addr = (((uint32_t) args[1]) << 16) | (((uint32_t) args[2]) << 8) | args[3]; switch (args[0]) { case FLASH_CMD_INIT: error = !flash_init (); proto_send1b ('s', error ? 0 : 1); break; case FLASH_CMD_READ: if ((size == 5) && (args[4] <= sizeof(buf))) { flash_read_array (addr, buf, args[4]); proto_send ('r', args[4], buf); error = 0; } else if (size == 4) { proto_send1b ('r', flash_read (addr)); error = 0; } else error = 2; break; default: return 3; } return error; }