#17664: radeon_hd "Cedar": app_server crashes writing to 0MB tiny framebuffer
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Reporter: thebuck | Owner: kallisti5
Type: bug | Status: new
Priority: high | Milestone: Unscheduled
Component: Drivers/Graphics/radeon_hd | Version: R1/Development
Resolution: | Keywords: Cedar
Blocked By: | Blocking:
Platform: x86-64 |
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Old description:
Boot hrev55954 x86_64 with defaults and a Radeon HD 5450 "Cedar".\\
All icons light up, black screen for a moment, machine resets.
With VESA it works.
Monitor info (Model, 1600x1200 at DVI) from syslog seems adequate.
== Some interesting syslog snippets:
{{{
radeon_hd: device_open: open(name = graphics/radeon_hd_040000)
radeon_hd: radeon_hd_init: card(0): Radeon Cedar 1002:68E0
radeon_hd: radeon_hd_init: mapping a frame buffer of 0MB out of 0MB video
ram
radeon_hd: framebuffer paddr: 0xd0000000
radeon_hd: frambuffer vaddr: 0xffffffff81959000
radeon_hd: frambuffer size: 0x400
radeon_hd: radeon_hd_getbios: AtomBIOS found using active method 2 at
0xFEBA0000
radeon_hd: card(0): radeon_hd_init found VESA EDID information.
radeon_hd: radeon_set_display_mode
radeon_hd: mode->space: 0x8
radeon_hd: mode->virtual_width: 1600
radeon_hd: mode->virtual_height: 1200
radeon_hd: mode->h_display_start: 0
radeon_hd: mode->v_display_start: 0
radeon_hd: mode->flags: 0x8000001f
radeon_hd: radeon_get_frame_buffer_config
radeon_hd: config->frame_buffer: 0xffffffff81959000
radeon_hd: config->frame_buffer_dma: 0xd0000000
radeon_hd: config->bytes_per_row: 6400
stack trace, current PC 0x60a3e6ddc6 memcpy + 0x26:
(0x7f81477c79c0) 0x3462082f61 _ZNK11HWInterface12_CopyToFrontEPhjiiii
+ 0x4e1
(0x7f81477c7a40) 0x3462083102
_ZN11HWInterface16_CopyBackToFrontER7BRegion + 0x92
(0x7f81477c7aa0) 0x3462067929
_ZN21AccelerantHWInterface16_CopyBackToFrontER7BRegion + 0xd9
(0x7f81477c7b00) 0x3462084c37
_ZN11HWInterface15CopyBackToFrontERK5BRect + 0x187
(0x7f81477c7ba0) 0x346208266b
_ZN11HWInterface16InvalidateRegionERK7BRegion + 0x5b
(0x7f81477c7c00) 0x346207aeb2
_ZN13DrawingEngine10FillRegionER7BRegionRK9rgb_color + 0x172
(0x7f81477c7cc0) 0x3462010425 _ZN7Desktop14_SetBackgroundER7BRegion +
0xa5
(0x7f81477c7d30) 0x346201448f _ZN7Desktop4InitEv + 0x2ff
(0x7f81477c7de0) 0x346200827f _ZN9AppServer14_CreateDesktopEjPKc +
0x4f
(0x7f81477c7e30) 0x346200853d
_ZN9AppServer15MessageReceivedEP8BMessage + 0x14d
(0x7f81477c7ee0) 0xe5019b3bd4 _ZN7BLooper11task_looperEv + 0x284
(0x7f81477c7f30) 0xe5019a8b31 _ZN12BApplication3RunEv + 0x21
(0x7f81477c7f50) 0x3462006fd2 main + 0x52
(0x7f81477c7f80) 0x3462007a4f _start + 0x3f
(0x7f81477c7fb0) 0x10bb666f005 runtime_loader + 0x105
vm_soft_fault: va 0xffffffff8195a000 not covered by area in address space
}}}
