[LinuxBIOS] 2MB flash parts - GPIO enable for MSI MS-6337
Jeremy Jackson
jerj at coplanar.net
Wed May 16 00:10:53 CEST 2007
Yes I saw ticket #7 after I sent that. Based on a hint that Uniflash
works, I punk'd the GPIO enable for this MSI MS-6337, and now it works!
Uniflash was working, but doesn't support SST49LF016C
dev=pci_dev_find(0x8086, 0x2440); // ICH2 ISA bridge
base=pci_read_word(dev,0x58) & 0x7fc0;
val=inb(base+0xe);
val |= 0x80;
outb(val, base+0xe);
Regards,
Jeremy
On Tue, 2007-05-15 at 23:26 +0200, Uwe Hermann wrote:
> On Tue, May 15, 2007 at 04:06:03PM -0400, Jeremy Jackson wrote:
> > Ok it seems panic *isn't* the best approach after all:
> >
> > After dusting off an Intel 82815 + 82801BA (ICH2) based board, and
> > reading the datasheets, I find I can get "flashrom" can detect
> > SST49LF016C as follows:
> >
> > Vendor BIOS sets southbridge ICH2 for a 1MB decode, with all but the top
> > block having seemingly random IDSEL settings. I corrected this:
>
> I can't help much with the other stuff, but flashrom not being able to
> write on ICH2 is a known problem, I experienced the same.
>
> http://tracker.linuxbios.org/trac/LinuxBIOS/ticket/7
>
> I didn't find the time to look further into the issue, yet.
>
>
> Uwe.
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