[Help] SST39VF6401B Support

[Guillaume LECERF]

2010/9/23 Flávio Silveira <fggs at terra.com.br>:
> I think I might found something:
>
> In cfi_probe.c, starting at line 222, there are these lines:
>
> cfi_send_gen_cmd(0xaa, addr_unlock1, base, map, cfi, cfi->device_type,
> NULL);
> cfi_send_gen_cmd(0x55, addr_unlock2, base, map, cfi, cfi->device_type,
> NULL);
> cfi_send_gen_cmd(0x90, addr_unlock1, base, map, cfi, cfi->device_type,
> NULL);
>
> Which seems the correct way to CFI query the chip, but the last line is
> 0x90.
> Datasheet states that 0x90 is Software ID and CFI Query Entry is 0x98
>
> Could that be the problem?

No. This snippet comes from the function in charge of identifying the
chip and its capacities.

CFI Query Entry (0x98) is handled by cfi_qry_mode_on() in cfi_util.c.
Humm...
Could you try the attached patch ?

-- 
Guillaume LECERF
GeeXboX developer - www.geexbox.org
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