mirror of
https://review.coreboot.org/flashrom.git
synced 2025-04-30 08:23:42 +02:00
b28349f8bc
Progress printing should be handled in the generic code, and will end up there once partial write is possible. Corresponding to flashrom svn r1207. Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> Acked-by: Sean Nelson <audiohacked@gmail.com>
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
/*
|
|
* This file is part of the flashrom project.
|
|
*
|
|
* Copyright (C) 2000 Silicon Integrated System Corporation
|
|
*
|
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "flash.h"
|
|
#include "chipdrivers.h"
|
|
|
|
/* FIXME: The datasheet is unclear whether we should use toggle_ready_jedec
|
|
* or wait_82802ab.
|
|
*/
|
|
|
|
int erase_lhf00l04_block(struct flashchip *flash, unsigned int blockaddr, unsigned int blocklen)
|
|
{
|
|
chipaddr bios = flash->virtual_memory + blockaddr;
|
|
chipaddr wrprotect = flash->virtual_registers + blockaddr + 2;
|
|
uint8_t status;
|
|
|
|
// clear status register
|
|
chip_writeb(0x50, bios);
|
|
status = wait_82802ab(flash->virtual_memory);
|
|
print_status_82802ab(status);
|
|
// clear write protect
|
|
msg_cspew("write protect is at 0x%lx\n", (wrprotect));
|
|
msg_cspew("write protect is 0x%x\n", chip_readb(wrprotect));
|
|
chip_writeb(0, wrprotect);
|
|
msg_cspew("write protect is 0x%x\n", chip_readb(wrprotect));
|
|
|
|
// now start it
|
|
chip_writeb(0x20, bios);
|
|
chip_writeb(0xd0, bios);
|
|
programmer_delay(10);
|
|
// now let's see what the register is
|
|
status = wait_82802ab(flash->virtual_memory);
|
|
print_status_82802ab(status);
|
|
|
|
if (check_erased_range(flash, blockaddr, blocklen)) {
|
|
msg_cerr("ERASE FAILED!\n");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int write_lhf00l04(struct flashchip *flash, uint8_t *buf)
|
|
{
|
|
int i;
|
|
int total_size = flash->total_size * 1024;
|
|
int page_size = flash->page_size;
|
|
chipaddr bios = flash->virtual_memory;
|
|
|
|
for (i = 0; i < total_size / page_size; i++) {
|
|
write_page_82802ab(bios, buf + i * page_size,
|
|
bios + i * page_size, page_size);
|
|
}
|
|
|
|
return 0;
|
|
}
|