Re: [coreboot] assistance with updating my bios

sorry for the delay.

the patch works - flashrom informs "Found chip 'ST M50FW002' (256KB) at  
physical address 0xfffc0000"

whats next? :)

On Nov 2, 2008 1:20am, Carl-Daniel Hailfinger  
 wrote:
> Hi Elia,
>
> On 30.10.2008 11:45, Elia Yehuda wrote:
> > I'm trying to play with coreboot to flash my bios on my PC, with no

success.
> > here are the computer hardware information followed by the commands I'm
> > trying to execute.
> >
> > cpu: Socket370 Intel Pentium III Celeron
> > northbridge: Intel 82810E
> > southbridge: Intel 8281AA
> > bios device: ST M50FW002
> >
>
> Can you try the following flashrom patch? It should find the chip and
>
> allow you to read it. Erase and write will NOT work and may crash.
>
> Attached if gmail mangles the inline patch.
>
> Add support for the ST M50FW002 chip to flashrom. Identification only,
>
> erase/write are not implemented.
>
> Signed-off-by: Carl-Daniel Hailfinger
>
> Index: flashrom-M50FW002/flash.h
>
> ===================================================================
>
> --- flashrom-M50FW002/flash.h (Revision 3715)
>
> +++ flashrom-M50FW002/flash.h (Arbeitskopie)
>
> @@ -317,6 +317,7 @@
>
> #define ST_M50FLW040B 0x28
>
> #define ST_M50FLW080A 0x80
>
> #define ST_M50FLW080B 0x81
>
> +#define ST_M50FW002 0x29
>
> #define ST_M50FW040 0x2C
>
> #define ST_M50FW080 0x2D
>
> #define ST_M50FW016 0x2E
>
> Index: flashrom-M50FW002/flashchips.c
>
> ===================================================================
>
> --- flashrom-M50FW002/flashchips.c (Revision 3715)
>
> +++ flashrom-M50FW002/flashchips.c (Arbeitskopie)
>
> @@ -121,6 +121,7 @@
>
> {"ST", "M50FLW040B", ST_ID, ST_M50FLW040B, 512, 64 * 1024, TEST_UNTESTED,

probe_stm50flw0x0x, erase_stm50flw0x0x, write_stm50flw0x0x},
> {"ST", "M50FLW080A", ST_ID, ST_M50FLW080A, 1024, 64 * 1024, TEST_OK_PREW,

probe_stm50flw0x0x, erase_stm50flw0x0x, write_stm50flw0x0x},
> {"ST", "M50FLW080B", ST_ID, ST_M50FLW080B, 1024, 64 * 1024,

TEST_UNTESTED, probe_stm50flw0x0x, erase_stm50flw0x0x, write_stm50flw0x0x},
> {"ST", "M50FW002", ST_ID, ST_M50FW002, 256, 64 * 1024, TEST_UNTESTED,

probe_49lfxxxc, NULL, NULL},
> {"ST", "M50FW016", ST_ID, ST_M50FW016, 2048, 64 * 1024, TEST_UNTESTED,

probe_82802ab, erase_82802ab, write_82802ab},
> {"ST", "M50FW040", ST_ID, ST_M50FW040, 512, 64 * 1024, TEST_OK_PREW,

probe_82802ab, erase_82802ab, write_82802ab},
> {"ST", "M50FW080", ST_ID, ST_M50FW080, 1024, 64 * 1024, TEST_UNTESTED,

probe_82802ab, erase_82802ab, write_82802ab},
> http://www.hailfinger.org/