nes-proj/cpu/mc1322x/tests/nvm-write.c

100 lines
3.0 KiB
C
Raw Normal View History

/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
* $Id: nvm-write.c,v 1.1 2010/06/10 14:55:39 maralvira Exp $
*/
#include <mc1322x.h>
#include <board.h>
#include "tests.h"
#include "config.h"
void main(void) {
nvmType_t type=0;
nvmErr_t err;
uint32_t buf[WRITE_NBYTES/4];
uint32_t i;
uart_init(INC, MOD, SAMP);
print_welcome("nvm-write");
vreg_init();
putstr("Detecting internal nvm\n\r");
err = nvm_detect(gNvmInternalInterface_c, &type);
putstr("nvm_detect returned: 0x");
put_hex(err);
putstr(" type is: 0x");
put_hex32(type);
putstr("\n\r");
buf[0] = WRITEVAL0;
buf[1] = WRITEVAL1;
err = nvm_erase(gNvmInternalInterface_c, type, 0x40000000); /* erase sector 30 --- sector 31 is the 'secret zone' */
putstr("nvm_erase returned: 0x");
put_hex(err);
putstr("\n\r");
err = nvm_write(gNvmInternalInterface_c, type, (uint8_t *)buf, WRITE_ADDR, WRITE_NBYTES);
putstr("nvm_write returned: 0x");
put_hex(err);
putstr("\n\r");
putstr("writing\n\r");
for(i=0; i<WRITE_NBYTES/4; i++) {
putstr("0x");
put_hex32(buf[i]);
putstr("\n\r");
buf[i] = 0x00000000; /* clear buf for the read */
}
err = nvm_read(gNvmInternalInterface_c, type, (uint8_t *)buf, WRITE_ADDR, WRITE_NBYTES);
putstr("nvm_read returned: 0x");
put_hex(err);
putstr("\n\r");
putstr("reading\n\r");
for(i=0; i<WRITE_NBYTES/4; i++) {
putstr("0x");
put_hex32(buf[i]);
putstr("\n\r");
}
while(1) {continue;};
}