[coreboot] [LinuxBIOS] abit be6

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Tue Jan 29 16:20:51 CET 2008

Stefan: You added AE49F2008 support in r2504. Do you have any data
sheets of that chip and/or related ones?

On 29.01.2008 15:40, Jouni Mettälä wrote:
> Any ideas to get flashrom to recognize flash chip. Output of flashrom -V
> (version 3082) is attached. Chip is original W29C020-12.

Sorry, it seems that some specific board enable is missing. Or the chip
is not a Winbond W29C020, but manufactured by ASD.

Hm. I just found a web site which claims that ASD chips are Winbond OEM
or the other way round. Try this hacky patch:

Index: flashchips.c
--- flashchips.c	(Revision 3086)
+++ flashchips.c	(Arbeitskopie)
@@ -32,7 +32,7 @@
 	 probe_29f040b, erase_29f040b,	write_29f040b},
 	{"Am29F016D",	AMD_ID, 	AM_29F016D,	2048, 64 * 1024,
 	 probe_29f040b, erase_29f040b,	write_29f040b},
-	{"AE49F2008",	ASD_ID,	        ASD_AE49F2008,	256, 128,
+	{"AE49F2008",	ASD_ID,	        0x97,	256, 128,
 	 probe_jedec,	erase_chip_jedec, write_jedec},
 	{"At29C040A",	ATMEL_ID,	AT_29C040A,	512, 256,
 	 probe_jedec,	erase_chip_jedec, write_jedec},


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