[coreboot] flashrom patches for X60s

[Motiejus Jakštys]

On Fri, Jul 13, 2012 at 10:43 AM, Motiejus Jakštys
<desired.mta at gmail.com> wrote:
> On Thu, Jul 12, 2012 at 1:26 PM, Tomasz Ostaszewski
> <ostaszewski.tomasz at gmail.com> wrote:
>> Hi Peter, Motiejus,
>>     Tried to ask on the flashrom mailing list but to no response.
>> There is a thread about the X60s update from stock BIOS to coreboot
>> using flashrom (http://comments.gmane.org/gmane.linux.bios/69354).
>>    In this thread Peter says that one needs:
>>   - flashrom;
>>   - patches to the above;
>>   - bucts utility from git;
>>
>> Flashrom is avaiable via SVN, bucts via git but where to get the
>> patches from? Are there already integrated into flashrom trunk?
>
> Hi,
> I created the patch basing on this description:
>
> Patch flashrom to use RES1 SPI identification and spi_chip_write1 for
> your flash chip, as well as change the flash chip model id to fit the
> RES1 command.
>
> Took some time to think, but eventually it made sense and worked. I
> will look for the actual patch this weekend and, if I have/find it,
> will send it to you.

Hi,
here is the diff from current trunk which made Intel ICH7M MX25L1605 flashable:

diff --git a/flashchips.c b/flashchips.c
index 0c9f6c4..c9afee1 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -4612,7 +4612,7 @@ const struct flashchip flashchips[] = {
                        },
                },
                .unlock         = spi_disable_blockprotect,
-               .write          = spi_chip_write_256,
+               .write          = spi_chip_write_1,
                .read           = spi_chip_read,
                .voltage        = {2700, 3600},
        },
@@ -4660,11 +4660,12 @@ const struct flashchip flashchips[] = {
                .bustype        = BUS_SPI,
                .manufacture_id = MACRONIX_ID,
                .model_id       = MACRONIX_MX25L1605,
+               .model_id       = 0x14,
                .total_size     = 2048,
                .page_size      = 256,
                .feature_bits   = FEATURE_WRSR_WREN,
                .tested         = TEST_OK_PREW,
-               .probe          = probe_spi_rdid,
+               .probe          = probe_spi_res1,
                .probe_timing   = TIMING_ZERO,
                .block_erasers  =
                {

-- 
Motiejus Jakštys