/* test-write-anarray.c */ /* avr.flash - AVR Flash SPI use. {{{ * * Copyright (C) 2008 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 "common.h" #include "io.h" #include "../flash.h" #include "modules/proto/proto.h" #include "modules/utils/utils.h" #include "modules/uart/uart.h" uint32_t addr = 0; void proto_callback (uint8_t cmd, uint8_t size, uint8_t *args) { #define c(cmd, size) (cmd << 8 | size) switch (c (cmd, size)) { case c ('z', 0): /* Reset */ utils_reset (); break; case c ('e', 0): /* Erase full */ flash_erase (FLASH_ERASE_FULL, 0); break; case c ('s', 0): /* print flash status */ proto_send1b ('s', flash_read_status()); case c ('w', 0): /* Send the write enable flash command. */ flash_send_command (FLASH_WREN); case c ('a', 3): /* get the addr */ addr = ((uint32_t) (args[0] & 0x1F) << 16) | ((uint32_t) args[1] << 8) | args[2]; default: /* Error */ proto_send0 ('?'); return; } /* Acknowledge what has been done */ proto_send (cmd, size, args); } int main (void) { uint8_t data[5]; uint8_t data_rsp[5]; uint8_t i; uart0_init (); proto_send0 ('z'); proto_send0 ('c'); flash_init (); proto_send0 ('f'); proto_send1b ('s', flash_read_status ()); for (i = 0; i < 5; i++) { data[i] = i + 'a'; } /* Write a full array. */ flash_write_array (addr, data, 5); proto_send1b ('p', flash_read_status()); /* Read a full array. */ flash_read_array (addr , data_rsp, 5); /* Print the data_rsp to the i2c */ proto_send ('g', 5, data_rsp); addr += 5; while (1) proto_accept (uart0_getc ()); }