On 3 January 2015 at 19:31, Bin Meng <bmeng...@gmail.com> wrote:
> On Fri, Jan 2, 2015 at 7:18 AM, Simon Glass <s...@chromium.org> wrote:
>> This takes about about 700ms on link when running natively and 900ms when
>> running using the emulator. It is a waste of time if video is not enabled,
>> so don't bother running the video BIOS in that case.
>>
>> We could add a command to run the video BIOS later when needed, but this is
>> not considered at present.
>>
>> Signed-off-by: Simon Glass <s...@chromium.org>
>> ---
>>
>> Changes in v2:
>> - Use CONFIG_VIDEO directly to control running the video BIOS
>>
>> arch/x86/cpu/ivybridge/gma.c | 9 ++++++++-
>> 1 file changed, 8 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/x86/cpu/ivybridge/gma.c b/arch/x86/cpu/ivybridge/gma.c
>> index 3d7f740..cf4f87c 100644
>> --- a/arch/x86/cpu/ivybridge/gma.c
>> +++ b/arch/x86/cpu/ivybridge/gma.c
>> @@ -15,6 +15,7 @@
>> #include <asm/pci.h>
>> #include <asm/arch/pch.h>
>> #include <asm/arch/sandybridge.h>
>> +#include <linux/kconfig.h>
>>
>> struct gt_powermeter {
>> u16 reg;
>> @@ -730,6 +731,9 @@ static int int15_handler(void)
>> int gma_func0_init(pci_dev_t dev, struct pci_controller *hose,
>> const void *blob, int node)
>> {
>> +#ifdef CONFIG_VIDEO
>> + ulong start;
>> +#endif
>> void *gtt_bar;
>> u32 reg32;
>> int ret;
>> @@ -745,8 +749,11 @@ int gma_func0_init(pci_dev_t dev, struct pci_controller
>> *hose,
>> if (ret)
>> return ret;
>>
>> +#ifdef CONFIG_VIDEO
>> + start = get_timer(0);
>> ret = pci_run_vga_bios(dev, int15_handler, false);
>> -
>> + debug("BIOS ran in %lums\n", get_timer(start));
>> +#endif
>> /* Post VBIOS init */
>> ret = gma_pm_init_post_vbios(gtt_bar, blob, node);
>> if (ret)
>> --
>
> Reviewed-by: Bin Meng <bmeng...@gmail.com>
Applied to u-boot-x86/next.
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