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Convert the following chips to use struct eraseblock

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AMIC_A29002B
AMIC_A29002T
EN_29F002B
EN_29F002T
MBM29F004BC
MBM29F004TC
MBM29F400BC
MBM29F400TC
MX_25L3205
MX_25L6405
MX_29F002B
MX_29F002T

Add block erasers for m29f400bt and mx29f002.
Change programmer delays from 2 seconds to 10us in mx29f002 and am29f040b.

Corresponding to flashrom svn r819.

Signed-off-by: Sean Nelson <audiohacked@gmail.com>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
This commit is contained in:
Sean Nelson
2009-12-23 17:05:59 +00:00
parent bbfeb70fb9
commit 6b11ad2f19
5 changed files with 246 additions and 19 deletions
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33
mx29f002.c
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@ -43,6 +43,39 @@ int probe_29f002(struct flashchip *flash)
return 0;
}
int erase_sector_29f002(struct flashchip *flash, unsigned int address, unsigned int blocklen)
{
chipaddr bios = flash->virtual_memory;
chip_writeb(0xAA, bios + 0x555);
chip_writeb(0x55, bios + 0x2AA);
chip_writeb(0x80, bios + 0x555);
chip_writeb(0xAA, bios + 0x555);
chip_writeb(0x55, bios + 0x2AA);
chip_writeb(0x30, bios + address);
programmer_delay(10);
/* wait for Toggle bit ready */
toggle_ready_jedec(bios + address);
if (check_erased_range(flash, address, blocklen)) {
fprintf(stderr, "ERASE FAILED!\n");
return -1;
}
return 0;
}
int erase_chip_29f002(struct flashchip *flash, unsigned int addr, unsigned int blocklen)
{
if ((addr != 0) || (blocklen != flash->total_size * 1024)) {
fprintf(stderr, "%s called with incorrect arguments\n",
__func__);
return -1;
}
return erase_29f002(flash);
}
/* FIXME: Use erase_chip_jedec?
* erase_29f002 uses shorter addresses, sends F0 (exit ID mode) and
* and has a bigger delay before polling the toggle bit */