[U-Boot] [PATCH v3 1/2] pci: Configure expansion ROM during auto config process

Simon Glass sjg at chromium.org
Tue Jul 14 00:08:55 CEST 2015


On 10 July 2015 at 06:46, Simon Glass <sjg at chromium.org> wrote:
> On 7 July 2015 at 23:06, Bin Meng <bmeng.cn at gmail.com> wrote:
>> Currently PCI expansion ROM address is assigned by a call to
>> pciauto_setup_rom() outside of the pci auto config process.
>> This does not work when expansion ROM is on a device behind
>> PCI bridge where bridge's memory limit register was already
>> programmed to a value that does not cover the newly assigned
>> expansion ROM address. To fix this, we should configure the
>> ROM address during the auto config process.
>>
>> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
>> Reviewed-by: Simon Glass <sjg at chromium.org>
>>
>> ---
>>
>> Changes in v3: None
>> Changes in v2:
>> - Handle header type 1 ROM address programming
>>
>>  drivers/pci/pci_auto.c | 48 ++++++++++++++++++++++--------------------------
>>  drivers/pci/pci_rom.c  |  5 -----
>>  include/pci.h          |  9 ---------
>>  3 files changed, 22 insertions(+), 40 deletions(-)
>
> Tested-by: Simon Glass <sjg at chromium.org>
> Acked-by: Simon Glass <sjg at chromium.org>

Applied to u-boot-x86, thanks!


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