On Sunday 21 of October 2012 00:19:48 Marcin Slusarz wrote:
> On Sat, Oct 20, 2012 at 11:20:36PM +0200, Heinz Diehl wrote:
> > On 20.10.2012, Marcin Slusarz wrote:
> >
> > > Try this one.
> >
> > It works, now I can boot again. However, nouveau seems to be dead now.
> > The dmesg output with your patch on top of 3.7-rc1 is:
> >
> > [ 3.685909] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
> > [ 3.687784] nouveau [ DEVICE][0000:01:00.0] BOOT0 : 0x0a8800b1
> > [ 3.689960] nouveau [ DEVICE][0000:01:00.0] Chipset: GT218 (NVA8)
> > [ 3.692471] nouveau [ DEVICE][0000:01:00.0] Family : NV50
> > [ 3.695716] nouveau [ VBIOS][0000:01:00.0] checking PRAMIN for image...
> > [ 3.697087] nouveau [ VBIOS][0000:01:00.0] ... signature not found
> > [ 3.698471] nouveau [ VBIOS][0000:01:00.0] checking PROM for image...
> > [ 3.699838] nouveau [ VBIOS][0000:01:00.0] ... signature not found
> > [ 3.701223] nouveau [ VBIOS][0000:01:00.0] checking ACPI for image...
> > [ 3.702684] ACPI Error: Field [ROMI] Base+Offset+Width 0+24+1 is beyond end of region [VROM] (length 24) (20120913/exfldio-210)
> > [ 3.704139] ACPI Error: Method parse/execution failed[\_SB_.PCI0.PEG1.GFX0._ROM] (Node ffff880142e85cf8), AE_AML_REGION_LIMIT (20120913/psparse-536)
> > [ 3.716183] failed to evaluate ROM got AE_AML_REGION_LIMIT
> > [ 3.718776] nouveau [ VBIOS][0000:01:00.0] ... signature not found
> > [ 3.721349] nouveau [ VBIOS][0000:01:00.0] checking PCIROM for image...
> > [ 3.724111] nouveau 0000:01:00.0: Invalid ROM contents
> > [ 3.726663] nouveau [ VBIOS][0000:01:00.0] ... signature not found
> > [ 3.729159] nouveau E[ VBIOS][0000:01:00.0] unable to locate usable image
> > [ 3.731677] nouveau E[ DEVICE][0000:01:00.0] failed to create 0x10000001, -22
> > [ 3.734231] nouveau E[ DRM] failed to create 0x80000080, -22
> > [ 3.736097] nouveau: probe of 0000:01:00.0 failed with error -22
> > [ 3.740523] dracut: Starting plymouth daemon
>
> Hmm, maybe we can't fetch 3 bytes only...
>
> Let's check this:
>
> ---
> diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
> index 824eea0..8bd71aa 100644
> --- a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
> +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
> @@ -192,14 +192,16 @@ nouveau_bios_shadow_acpi(struct nouveau_bios *bios)
> {
> struct pci_dev *pdev = nv_device(bios)->pdev;
> int ret, cnt, i;
> - u8 data[3];
> + u8 *data;
>
> if (!nouveau_acpi_rom_supported(pdev))
> return;
>
> bios->size = 0;
> - if (nouveau_acpi_get_bios_chunk(data, 0, 3) == 3)
> + data = kmalloc(4096, GFP_KERNEL);
> + if (data && nouveau_acpi_get_bios_chunk(data, 0, 4096) >= 3)
> bios->size = data[2] * 512;
> + kfree(data);
> if (!bios->size)
> return;
with these both patches applied my laptop boots and gui works fine.
here's dmesg:
(...)
[ 8.751795] nouveau [ VBIOS][0000:01:00.0] ... appears to be valid
[ 8.751798] nouveau [ VBIOS][0000:01:00.0] using image from ACPI
[ 8.751895] nouveau [ VBIOS][0000:01:00.0] BIT signature found
[ 8.751898] nouveau [ VBIOS][0000:01:00.0] version 70.08.45.00
[ 8.752366] nouveau [ DEVINIT][0000:01:00.0] adaptor not initialised
[ 8.752368] nouveau [ VBIOS][0000:01:00.0] running init tables
[ 8.867660] nouveau [ MXM][0000:01:00.0] no VBIOS data, nothing to do
[ 8.867690] nouveau [ PFB][0000:01:00.0] RAM type: DDR3
[ 8.867692] nouveau [ PFB][0000:01:00.0] RAM size: 512 MiB
[ 8.901523] vga_switcheroo: enabled
[ 8.901979] [TTM] Zone kernel: Available graphics memory: 6104282 kiB
[ 8.901980] [TTM] Zone dma32: Available graphics memory: 2097152 kiB
[ 8.901982] [TTM] Initializing pool allocator
[ 8.902014] [TTM] Initializing DMA pool allocator
[ 8.902180] mtrr: type mismatch for c0000000,10000000 old: write-back new: write-combining
[ 8.902184] nouveau [ DRM] VRAM: 512 MiB
[ 8.902185] nouveau [ DRM] GART: 512 MiB
[ 8.902188] nouveau [ DRM] BIT BIOS found
[ 8.902190] nouveau [ DRM] Bios version 70.08.45.00
[ 8.902192] nouveau [ DRM] TMDS table version 2.0
[ 8.902194] nouveau [ DRM] DCB version 4.0
[ 8.902196] nouveau [ DRM] DCB outp 00: 02011300 00000000
[ 8.902198] nouveau [ DRM] DCB conn 01: 00000100
[ 8.903540] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[ 8.903541] [drm] No driver support for vblank timestamp query.
[ 8.903545] nouveau [ DRM] ACPI backlight interface available, not registering our own
[ 8.903938] nouveau [ DRM] 3 available performance level(s)
[ 8.903941] nouveau [ DRM] 0: core 50MHz shader 101MHz memory 135MHz voltage 830mV
[ 8.903943] nouveau [ DRM] 1: core 202MHz shader 405MHz memory 324MHz voltage 830mV
[ 8.903946] nouveau [ DRM] 3: core 672MHz shader 1344MHz memory 900MHz voltage 980mV
[ 8.903948] nouveau [ DRM] c: core 202MHz shader 405MHz memory 324MHz voltage 980mV
[ 8.908895] nouveau [ DRM] MM: using COPY1 for buffer copies
[ 8.988695] nouveau [ DRM] allocated 1024x768 fb: 0x60000, bo ffff88033b5f1800
[ 8.988955] fb1: nouveaufb frame buffer device
[ 8.988959] [drm] Initialized nouveau 1.1.0 20120801 for 0000:01:00.0 on minor 1
(...)
> Please attach acpidump output.
http://pluto.agmk.net/nv/acpidump.txt
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