[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 Lucas Kannebley Tavares changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 Lucas Kannebley Tavares changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #31 from Lucas Kannebley Tavares --- I just altered the patch, removing the reads that were forced after writes to make it less intrusive and the results are the same. -- You are receiving this mail because: You are the assignee for

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #30 from Lucas Kannebley Tavares --- Well, I don't have an x86 system to test that on. I could get one, in time. What I do have are two different adapters, bought separately, on two different ppc64 systems with the exact same error.

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #29 from Alex Deucher --- Does the card work on an x86 system (even just checking to see if the bios post screen is fine)? I just want to confirm that it's not an issue with the card itself. -- You are receiving this mail because:

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #28 from Alex Deucher --- I'm trying to find out more internally. -- You are receiving this mail because: You are the assignee for the bug. -- next part -- An HTML attachment was scrubbed... URL:

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #27 from Jerome Glisse --- I don't know what this register does maybe Alex can shed some light -- You are receiving this mail because: You are the assignee for the bug. -- next part -- An HTML attachment was

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #26 from Lucas Kannebley Tavares --- Btw, the calling path here seems to be evergreen_init -> atom_asic_init -> (ASIC_Init) -> (SetMemoryClock) -> (MemoryPLLInit) -- You are receiving this mail because: You are the assignee for t

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #25 from Lucas Kannebley Tavares --- Created attachment 75640 --> https://bugs.freedesktop.org/attachment.cgi?id=75640&action=edit Adding tests for all-1s after every read or write Ok, so after applying the refered to patch, I got

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #31 from Lucas Kannebley Tavares --- I just altered the patch, removing the reads that were forced after writes to make it less intrusive and the results are the same. -- You are receiving this mail because: You are the assignee for

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #30 from Lucas Kannebley Tavares --- Well, I don't have an x86 system to test that on. I could get one, in time. What I do have are two different adapters, bought separately, on two different ppc64 systems with the exact same error.

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #29 from Alex Deucher --- Does the card work on an x86 system (even just checking to see if the bios post screen is fine)? I just want to confirm that it's not an issue with the card itself. -- You are receiving this mail because:

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #28 from Alex Deucher --- I'm trying to find out more internally. -- You are receiving this mail because: You are the assignee for the bug. ___ dri-devel mailing list dri-devel@lists.freed

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #27 from Jerome Glisse --- I don't know what this register does maybe Alex can shed some light -- You are receiving this mail because: You are the assignee for the bug. ___ dri-devel maili

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #26 from Lucas Kannebley Tavares --- Btw, the calling path here seems to be evergreen_init -> atom_asic_init -> (ASIC_Init) -> (SetMemoryClock) -> (MemoryPLLInit) -- You are receiving this mail because: You are the assignee for t

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #25 from Lucas Kannebley Tavares --- Created attachment 75640 --> https://bugs.freedesktop.org/attachment.cgi?id=75640&action=edit Adding tests for all-1s after every read or write Ok, so after applying the refered to patch, I got

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #24 from Alex Deucher --- If the card is not posted by the sbios, the display hardware is disabled until the driver attempts to initialize it. The display controller enable bit is bit 0 of CRTC_CONTROL (0x6e70 + crtc_offset). The DA

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 Lucas Kannebley Tavares changed: What|Removed |Added Attachment #75196|0 |1 is obsolete|

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #24 from Alex Deucher --- If the card is not posted by the sbios, the display hardware is disabled until the driver attempts to initialize it. The display controller enable bit is bit 0 of CRTC_CONTROL (0x6e70 + crtc_offset). The DA

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 Lucas Kannebley Tavares changed: What|Removed |Added Attachment #75196|0 |1 is obsolete|

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #22 from Jerome Glisse --- What is weird is that it's showing reg all with 0 value which would mean that my patch does nothing but still you seem to go further along. Probably me doing bad casting can you add (uint64_t) in front of ea

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #21 from Lucas Kannebley Tavares --- Created attachment 75196 --> https://bugs.freedesktop.org/attachment.cgi?id=75196&action=edit Fixes on the Workaround Ok, there were some minor issues with the workaround which are fixed here T

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #20 from Jerome Glisse --- Created attachment 75183 --> https://bugs.freedesktop.org/attachment.cgi?id=75183&action=edit dumping Ok so dump reg that might trigger the GPU memory controller to start faulting. -- You are receiving

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #19 from Jerome Glisse --- Also does the ring/ib test that happen prior to any modesetting report success ? -- You are receiving this mail because: You are the assignee for the bug. -- next part -- An HTML at

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #18 from Jerome Glisse --- So when all register return 0x it's because something went horribly wrong. Either the GPU memory controller is lockup or in bad or the IOMMU is blocking things. My guess is that enabling the crtc to

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #17 from Lucas Kannebley Tavares --- Created attachment 75176 --> https://bugs.freedesktop.org/attachment.cgi?id=75176&action=edit Dumping registers to investigate values change Ok, so now I've tried dumping the register we're wait

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #22 from Jerome Glisse --- What is weird is that it's showing reg all with 0 value which would mean that my patch does nothing but still you seem to go further along. Probably me doing bad casting can you add (uint64_t) in front of ea

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #21 from Lucas Kannebley Tavares --- Created attachment 75196 --> https://bugs.freedesktop.org/attachment.cgi?id=75196&action=edit Fixes on the Workaround Ok, there were some minor issues with the workaround which are fixed here T

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #20 from Jerome Glisse --- Created attachment 75183 --> https://bugs.freedesktop.org/attachment.cgi?id=75183&action=edit dumping Ok so dump reg that might trigger the GPU memory controller to start faulting. -- You are receiving

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #19 from Jerome Glisse --- Also does the ring/ib test that happen prior to any modesetting report success ? -- You are receiving this mail because: You are the assignee for the bug. ___ dr

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #18 from Jerome Glisse --- So when all register return 0x it's because something went horribly wrong. Either the GPU memory controller is lockup or in bad or the IOMMU is blocking things. My guess is that enabling the crtc to

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #17 from Lucas Kannebley Tavares --- Created attachment 75176 --> https://bugs.freedesktop.org/attachment.cgi?id=75176&action=edit Dumping registers to investigate values change Ok, so now I've tried dumping the register we're wait

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #16 from Alex Deucher --- (In reply to comment #15) > Can someone clarify something here? Is the bit that we are waiting to go low > a bit in the adapter's memory? If so, is it the adapter hardware that we are > waiting to set this bi

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #15 from Brian King --- Can someone clarify something here? Is the bit that we are waiting to go low a bit in the adapter's memory? If so, is it the adapter hardware that we are waiting to set this bit? Is there anyway to dump the ad

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #16 from Alex Deucher --- (In reply to comment #15) > Can someone clarify something here? Is the bit that we are waiting to go low > a bit in the adapter's memory? If so, is it the adapter hardware that we are > waiting to set this bi

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #15 from Brian King --- Can someone clarify something here? Is the bit that we are waiting to go low a bit in the adapter's memory? If so, is it the adapter hardware that we are waiting to set this bit? Is there anyway to dump the ad

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #14 from Alex Deucher --- (In reply to comment #13) > Thanks for clarifying those things! > > Well, I ran into a brand new set of questions while pursuing this. > > > 0006: 37SET_ATI_PORT (INDIRECT_IO_MM) >

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #13 from Lucas Kannebley Tavares --- Thanks for clarifying those things! Well, I ran into a brand new set of questions while pursuing this. > 0006: 37SET_ATI_PORT (INDIRECT_IO_MM) > Select the mmio register

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #14 from Alex Deucher --- (In reply to comment #13) > Thanks for clarifying those things! > > Well, I ran into a brand new set of questions while pursuing this. > > > 0006: 37SET_ATI_PORT (INDIRECT_IO_MM) >

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #13 from Lucas Kannebley Tavares --- Thanks for clarifying those things! Well, I ran into a brand new set of questions while pursuing this. > 0006: 37SET_ATI_PORT (INDIRECT_IO_MM) > Select the mmio register

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #12 from Alex Deucher --- UpdateCRTC_DoubleBufferRegisters takes the crtc hardware lock so that updates happen atomically rather than double buffered updates during the vupdate period. You pass parameters to the atom table via a stru

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #12 from Alex Deucher --- UpdateCRTC_DoubleBufferRegisters takes the crtc hardware lock so that updates happen atomically rather than double buffered updates during the vupdate period. You pass parameters to the atom table via a stru

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #11 from Lucas Kannebley Tavares --- Nevermind the question about the registers, just re-read your post, which I should've done in the first place :) Thanks -- You are receiving this mail because: You are the assignee for the bug.

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #10 from Lucas Kannebley Tavares --- Hi Jerome, thanks for the tips. Well, I followed the next error [drm:atom_op_jump] *ERROR* atombios stuck in loop for more than 5secs aborting [drm:atom_execute_table_locked] *ERROR* atombios stuc

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #11 from Lucas Kannebley Tavares --- Nevermind the question about the registers, just re-read your post, which I should've done in the first place :) Thanks -- You are receiving this mail because: You are the assignee for the bug.

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #10 from Lucas Kannebley Tavares --- Hi Jerome, thanks for the tips. Well, I followed the next error [drm:atom_op_jump] *ERROR* atombios stuck in loop for more than 5secs aborting [drm:atom_execute_table_locked] *ERROR* atombios stuc

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #9 from Jerome Glisse --- Sorry ./atomdis bios.rom F > bios.txt -- You are receiving this mail because: You are the assignee for the bug. -- next part -- An HTML attachment was scrubbed... URL:

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #8 from Jerome Glisse --- Here is how we try to figure out atombios stuck. We use the atombios disasm : git://people.freedesktop.org/~mhopf/AtomDis To produce a readable file ./atomdis bios.rom > bios.txt Then when you get a messag

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #9 from Jerome Glisse --- Sorry ./atomdis bios.rom F > bios.txt -- You are receiving this mail because: You are the assignee for the bug. ___ dri-devel mailing list dri-devel@lists.freedes

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #8 from Jerome Glisse --- Here is how we try to figure out atombios stuck. We use the atombios disasm : git://people.freedesktop.org/~mhopf/AtomDis To produce a readable file ./atomdis bios.rom > bios.txt Then when you get a messag

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #7 from Alex Deucher --- Created attachment 73997 --> https://bugs.freedesktop.org/attachment.cgi?id=73997&action=edit possible fix For some reason the current crtc enabled bit isn't going low. It should be low already if the crtc

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #6 from Lucas Kannebley Tavares --- Created attachment 73987 --> https://bugs.freedesktop.org/attachment.cgi?id=73987&action=edit BIOS for the adapter Here's the dump you requested, thanks for the reminder on modeset, was trying to

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #7 from Alex Deucher --- Created attachment 73997 --> https://bugs.freedesktop.org/attachment.cgi?id=73997&action=edit possible fix For some reason the current crtc enabled bit isn't going low. It should be low already if the crtc

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #6 from Lucas Kannebley Tavares --- Created attachment 73987 --> https://bugs.freedesktop.org/attachment.cgi?id=73987&action=edit BIOS for the adapter Here's the dump you requested, thanks for the reminder on modeset, was trying to

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #5 from Jerome Glisse --- Can you try dumping the bios when booting with kms disable and nothing bind to the gpu -- You are receiving this mail because: You are the assignee for the bug. -- next part -- An HT

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #5 from Jerome Glisse --- Can you try dumping the bios when booting with kms disable and nothing bind to the gpu -- You are receiving this mail because: You are the assignee for the bug. _

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #4 from Lucas Kannebley Tavares --- As a side note, the kernel panic is actually induced by me. It actually means there was an access to an invalid address. -- You are receiving this mail because: You are the assignee for the bug. -

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #3 from Lucas Kannebley Tavares --- Hi Jerome, I attempted the dump without success [root at localhost ~]# lspci ... 0001:01:00.0 VGA compatible controller: ATI Technologies Inc ... 0001:01:00.1 Audio device: ATI Technologies Inc ...

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #4 from Lucas Kannebley Tavares --- As a side note, the kernel panic is actually induced by me. It actually means there was an access to an invalid address. -- You are receiving this mail because: You are the assignee for the bug. _

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #3 from Lucas Kannebley Tavares --- Hi Jerome, I attempted the dump without success [root@localhost ~]# lspci ... 0001:01:00.0 VGA compatible controller: ATI Technologies Inc ... 0001:01:00.1 Audio device: ATI Technologies Inc ... [r

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #2 from Jerome Glisse --- cd /sys/bus/pci/devices/:01:05.0 sudo sh -c "echo 1 > rom" sudo sh -c "cat rom > ~/bios.rom" Something like that should do the trick, just change the pciid -- You are receiving this mail because: You a

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #1 from Jerome Glisse --- Could you please attach your video bios to the bug -- You are receiving this mail because: You are the assignee for the bug. -- next part -- An HTML attachment was scrubbed... URL:

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #2 from Jerome Glisse --- cd /sys/bus/pci/devices/:01:05.0 sudo sh -c "echo 1 > rom" sudo sh -c "cat rom > ~/bios.rom" Something like that should do the trick, just change the pciid -- You are receiving this mail because: You a

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 --- Comment #1 from Jerome Glisse --- Could you please attach your video bios to the bug -- You are receiving this mail because: You are the assignee for the bug. ___ dri-devel mailing list dri-devel@

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 Lucas Kannebley Tavares changed: What|Removed |Added CC||lucaskt at linux.vnet.ibm.com

[Bug 59982] Radeon: evergreen Atombios in loop during initialization on ppc64

https://bugs.freedesktop.org/show_bug.cgi?id=59982 Lucas Kannebley Tavares changed: What|Removed |Added CC||luca...@linux.vnet.ibm.com