Re: port-i386/49678: DRM errors with i386 i915drmkms on 82915GM (eeepc 900)

[mlh%goathill.org@localhost (MLH)]

Taylor R Campbell wrote:
>    Date: Sun, 5 Apr 2015 16:20:12 -0400 (EDT)
>    From: mlh%goathill.org@localhost (MLH)
> 
>    Taylor R Campbell wrote:
>    >  Can you please CVS update to sys/dev/pci/agp_i810.c 1.118 and try
>    >  again?
> 
>    No change that I can see.
> 
> In that case, can you try the attached patch and send me the dmesg
> output?  You can revert the earlier one changing bus_space_map.

No visible change

NetBSD 7.99.9 (GENERIC) #0: Sun Apr  5 20:50:18 EDT 2015
 ()src/sys/arch/i386/compile/GENERIC
...
pchb0 at pci0 dev 0 function 0: vendor 8086 product 2590 (rev. 0x04)
agp0 at pchb0: i915-family chipset
agp0: detected 7932k stolen memory
agp0: aperture at 0xd0000000, size 0x10000000
i915drmkms0 at pci0 dev 2 function 0: vendor 8086 product 2592 (rev. 0x04)
drm: Memory usable by graphics device = 256M
extent_alloc_subregion1: extent allocing vga rom: [786432, 802816)extent_alloc_subregion(c1095980,0,ffffffff,4000,4000,0,12,c12a9a2c,cf8,0) at netbsd:extent_alloc_subregion+0x4a
bus_space_reserve_subregion(c1018f40,0,ffffffff,4000,4000,0,0,c12a9a70,c1018f40,c12a9a84) at netbsd:bus_space_reserve_subregion+0xa1
bus_space_alloc(c1018f40,0,ffffffff,4000,4000,0,0,c24b17b0,c24b17c4,c2460e00) at netbsd:bus_space_alloc+0x5a
i915_driver_load(c249100c,c0bfc200,c12a9cc0,c249100c,c277acb8,c12a9c00,c02f8290,c249100c,c0bfc200,5) at netbsd:i915_driver_load+0xd5c
drm_dev_register(c249100c,c0bfc200,5,c277acc4,c277acb8,c277acbc,c277acc4,c249100c,24,c27a0e48) at netbsd:drm_dev_register+0x7f
drm_pci_attach(c27a0e48,c12a9cc0,c249131c,c101fe80,c0bfc200,c2491318,c2633460,c0bfc200,c12a9cc0,c1007578) at netbsd:drm_pci_attach+0x30b
i915drmkms_attach(c2793388,c27a0e48,c12a9cc0,c12a9cb8,c12a9cc0,c27a0e48,c27bdaf0,0,c27bd000,c12a9d08) at netbsd:i915drmkms_attach+0xc0
config_attach_loc(c2793388,c1005fe8,c12a9cb8,c12a9cc0,c07ddf54,c0965176,c27bdb5c,3000004,25928086,8086) at netbsd:config_attach_loc+0x181
pci_probe_device(c27bd000,80001000,0,0,0,c12a9d4e,2,0,0,0) at netbsd:pci_probe_device+0x437
pci_enumerate_bus(c27bd000,c0d5ce48,0,0,10,c12a9e64,10,c27bd000,c12a9dd4,c07df1fc) at netbsd:pci_enumerate_bus+0x1a7
pcirescan(c2793388,c0de0f2b,c0d5ce48,c10c1904,2,4,c2793388,c1007578,c2793388,c0de0f2b) at netbsd:pcirescan+0x51
pciattach(c263bd88,c2793388,c12a9e64,0,c12a9e64,c2793388,0,c0de0f2f,c0de0f2f,c12a9e20) at netbsd:pciattach+0x17d
config_attach_loc(c263bd88,c1005568,0,c12a9e64,c07e7444,0,c12a9e4c,c07404d8,c263bd88,c0dc2346) at netbsd:config_attach_loc+0x181
config_found_ia(c263bd88,c0dc2346,c12a9e64,c07e7444,c2639c08,0,c0dc2346,c24862b0,c263bd88,c12a9ea0) at netbsd:config_found_ia+0x36
mp_pci_scan(c263bd88,c12a9e64,c07e7444,0,c1018f60,c1018f60,c1018f40,c107d120,0,0) at netbsd:mp_pci_scan+0x84
mainbus_rescan(c263bd88,c0dc2346,0,c263bd88,1,c2633dc0,c2637d5c,c0df2de6,c2637d5c,c2633dc0) at netbsd:mainbus_rescan+0x23b
mainbus_attach(0,c263bd88,0,0,c1005550,c263bd88,0,c0dc151a,12b0000,c12a9f48) at netbsd:mainbus_attach+0xfc
config_attach_loc(0,c1005550,0,0,0,cb06,16800000,c12a9f5c,c0210976,c0dc151a) at netbsd:config_attach_loc+0x181
config_rootfound(c0dc151a,0,cb06,c12a9fa0,c0b458a8,c0e1f198,6,3,0,0) at netbsd:config_rootfound+0x4a
cpu_configure(c0e1f198,6,3,0,0,0,0,0,0,0) at netbsd:cpu_configure+0x2a
main(0,0,0,0,0,0,0,0,0,0) at netbsd:main+0x2c8
drm: Supports vblank timestamp caching Rev 2 (21.10.2013).
drm: Driver supports precise vblank timestamp query.
pci_map_rom_md: failed to map 0x20000 @ 0xc0000
pci_map_rom: failed to map ROM BAR
pci_map_rom: failed to map MD ROM
drm: failed to find VBIOS tables
i915drmkms0: interrupting at ioapic0 pin 16 (i915)
drm: initialized overlay support
intelfb0 at i915drmkms0
i915drmkms0: info: registered panic notifier
intelfb0: framebuffer at 0xda0b0000, size 1920x1200, depth 32, stride 7680
DRM error in intel_pipe_config_compare: mismatch in adjusted_mode.flags(DRM_MODE_FLAG_NHSYNC) (expected 2, found 0)
warning: /iopt/src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:9891: pipe state doesn't match!
DRM error in intel_pipe_config_compare: mismatch in adjusted_mode.flags(DRM_MODE_FLAG_PHSYNC) (expected 0, found 1)
warning: /iopt/src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:9891: pipe state doesn't match!
wsdisplay0 at intelfb0 kbdmux 1: console (default, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
...