Re: UEFI boot fail on higher resolutions (Re: Acer E3-112 and UEFI)

On a Minnowboard I've the same behavior, 800x600 it boots, at 1024x768
it crash, using a DVI display.

best regards,
pizzamig



On Wed, Feb 4, 2015 at 2:04 PM, Jakob Alvermark <jakob_at_alvermark.net> wrote:
>
> On 31 dec 2014, at 16:24, Jakob Alvermark wrote:
>
>> On Tue, December 30, 2014 17:00, Nathan Whitehorn wrote:
>>>
>>
>>> On 12/30/14 06:40, Jakob Alvermark wrote:
>>>
>>>> Hi,
>>>>
>>>>
>>>> Have been playing with this machine for a while now.
>>>> It is a quad core Pentium N3540 (ValleyView/Bay Trail), 8 GB RAM. It
>>>> came with a Broadcom WiFi card which I swapped for an Intel which is
>>>> supported by FreeBSD. Also swapped the hard drive for an SSD.
>>>>
>>>> When first trying to boot FreeBSD with UEFI it would not boot.
>>>> It stops after the loader is trying to start the kernel.
>>>> My workaround now is using refind, http://www.rodsbooks.com/refind/
>>>> to set the screen resolution to 800x600. (Native is 1366x768) Only then
>>>> will it boot using UEFI. I tried setting it to 1024x768, then it
>>>> crashes. If it helps I can get the backtrace.
>>>
>>> [Not sure what's going on here]
>>>
>
>
> A follow up on this:
>
> I tried this on my desktop machine (AMD FX-8350, Radeon HD 5450) to see if it has the issue, and it has!
> I went on to try it on my desktop machine at work (Core i3-4130, Radeon HD 4350) and it boots!
>
> On the Acer, resolution set to 1024x768:
>
>>> FreeBSD EFI boot block
>      Loader path: /boot/loader.efi
> Consoles: EFI console
> Image base: 0x7502f000
> EFI version: 2.40
> EFI Firmware: INSYDE Corp. (rev 21522.39)
>
> ---
> Start _at_ 0xffffffff802e1000 ...
> EFI framebuffer information:
> addr, size          0x80000000, 0x300000
> dimensions      1024 x 768
> stride                 1024
> masks               0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
>
> ---
>
> kernel trap12 with interrupts disabled
>
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id = 00
> fault virtual address     = 0x13
> fault code                      = supervisor read data, page not present
> instruction pointer       = 0x20:0xffffffff80a20834
> stack pointer                 = 0x28:0xffffffff81604170
> frame pointer               = 0x28:0xffffffff81604290
> code segment             = base 0x0, limit 0xfffff, type 0x1b
>                                        = DPL 0, pres 1, long 1, def32 0, gran 1
> processor eflags         = resume, IOPL = 0
> current process           = 0 ()
> [ thread pid 0 tid 0]
> Stopped at                  kvprintf+0xd4:    movzbl   (%r14),%eax
>
> ....
>
>
>
> On the home desktop resolution 1024x768:
>
>>> FreeBSD EFI boot block
>      Loader path: /boot/loader.efi
> Consoles: EFI console
> Image base: 0xb08ac000
> EFI version: 2.31
> EFI Firmware: American Megatrends (rev 4.653)
>
> ---
> Start _at_ 0xffffffff802e1000 ...
> EFI framebuffer information:
> addr, size          0xc0000000, 0x300000
> dimensions      1024 x 768
> stride                 1024
> masks               0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
>
> ---
> kernel trap12 with interrupts disabled
>
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id = 00
> fault virtual address     = 0x13
> fault code                      = supervisor read data, page not present
> instruction pointer       = 0x20:0xffffffff80a20654
> stack pointer                 = 0x28:0xffffffff81603d70
> frame pointer               = 0x28:0xffffffff81603e90
> code segment             = base 0x0, limit 0xfffff, type 0x1b
>                                        = DPL 0, pres 1, long 1, def32 0, gran 1
> processor eflags         = resume, IOPL = 0
> current process           = 0 ()
> [ thread pid 0 tid 0]
> Stopped at                  kvprintf+0xd4:    movzbl   (%r14),%eax
>
> ----
>
> On the work desktop:
>
>>> FreeBSD EFI boot block
>      Loader path: /boot/loader.efi
> Consoles: EFI console
> Image base: 0xbb7aa000
> EFI version: 2.31
> EFI Firmware: American Megatrends (rev 4.654)
>
> ---
> Start _at_ 0xffffffff802e1000 ...
> EFI framebuffer information:
> addr, size          0xe0000000, 0x300000
> dimensions      1024 x 768
> stride                 1024
> masks               0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
>
> And then it boots normally.
>
>
> Does anyone have any clues on what's going on here?
>
> (This all typed manually from screenshots taken with my phone, there might be typos.)
>
>
> Thanks,
> Jakob
>
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