unable to have a working radeon kms framebuffer with linux-3.2.2 on ppc video card: Radeon X1650PRO PCIE
here the boot log:
U-Boot 2010.06.05 (Jul 05 2011 - 17:53:34)
CPU: AMCC PowerPC 460EX Rev. B at 1166.667 MHz (PLB=233 OPB=116 EBC=116) No Security/Kasumi support Bootstrap Option H - Boot ROM Location I2C (Addr 0x52) Internal PCI arbiter enabled 32 kB I-Cache 32 kB D-Cache Board: Sam460ex, PCIe 4x + SATA-2 I2C: ready DRAM: 2 GiB (ECC not enabled, 466 MHz, CL4) PCI: Bus Dev VenId DevId Class Int 00 06 126f 0501 0380 00 PCIE1: successfully set as root-complex 02 00 1002 71c1 0300 ff Net: ppc_4xx_eth0 FPGA: Revision 03 (2010-10-07) SM502: found VGA: 1 VESA: OK Using Canyonlands machine description Cannot reserve gpages without hugetlb enabled Initializing cgroup subsys cpu Linux version 3.2.2 (root@sam460) (gcc version 4.5.3 (CRUX PPC) ) #3 Fri Feb 3 0 2:20:16 CET 2012 Zone PFN ranges: DMA 0x00000000 -> 0x00030000 Normal empty HighMem 0x00030000 -> 0x00080000 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0x00000000 -> 0x00080000 MMU: Allocated 1088 bytes of context maps for 255 contexts Built 1 zonelists in Zone order, mobility grouping on. Total pages: 520192 Kernel command line: root=/dev/sda3 ro video=800x600 console=tty0 console=ttyS0, 115200 udbg-immortal PID hash table entries: 4096 (order: 2, 16384 bytes) Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) Memory: 2072768k/2097152k available (6732k kernel code, 24384k reserved, 196k da ta, 141k bss, 200k init) Kernel virtual memory layout: * 0xfffcf000..0xfffff000 : fixmap * 0xffc00000..0xffe00000 : highmem PTEs * 0xffa00000..0xffc00000 : consistent mem * 0xffa00000..0xffa00000 : early ioremap * 0xf1000000..0xffa00000 : vmalloc & ioremap SLUB: Genslabs=13, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 NR_IRQS:512 nr_irqs:512 16 UIC0 (32 IRQ sources) at DCR 0xc0 UIC1 (32 IRQ sources) at DCR 0xd0 UIC2 (32 IRQ sources) at DCR 0xe0 UIC3 (32 IRQ sources) at DCR 0xf0 clocksource: timebase mult[36db6e] shift[22] registered Console: colour dummy device 80x25 console [tty0] enabled pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 512 devtmpfs: initialized NET: Registered protocol family 16 256k L2-cache enabled PCIE0: Port disabled via device-tree PCIE1: Checking link... PCIE1: Device detected, waiting for link... PCIE1: link is up ! PCI host bridge /plb/pciex@d20000000 (primary) ranges: MEM 0x0000000e80000000..0x0000000effffffff -> 0x0000000080000000 MEM 0x0000000f00100000..0x0000000f001fffff -> 0x0000000000000000 IO 0x0000000f80010000..0x0000000f8001ffff -> 0x0000000000000000 Removing ISA hole at 0x0000000f00100000 4xx PCI DMA offset set to 0x00000000 /plb/pciex@d20000000: Legacy ISA memory support enabled PCIE1: successfully set as root-complex PCI host bridge /plb/pci@c0ec00000 (primary) ranges: MEM 0x0000000d80000000..0x0000000dffffffff -> 0x0000000080000000 MEM 0x0000000c0ee00000..0x0000000c0eefffff -> 0x0000000000000000 IO 0x0000000c08000000..0x0000000c0800ffff -> 0x0000000000000000 Removing ISA hole at 0x0000000c0ee00000 4xx PCI DMA offset set to 0x00000000 /plb/pci@c0ec00000: Legacy ISA memory support enabled PCI: Probing PCI hardware PCI: Hiding 4xx host bridge resources 0000:80:00.0 pci 0000:81:00.0: disabling ASPM on pre-1.1 PCIe device. You can enable it with 'pcie_aspm=force' pci 0000:80:00.0: PCI bridge to [bus 81-bf] pci 0000:80:00.0: BAR 15: assigned [mem 0xe80000000-0xe97ffffff pref] pci 0000:80:00.0: BAR 14: assigned [mem 0xe98000000-0xe980fffff] pci 0000:80:00.0: BAR 13: assigned [io 0xfffe1000-0xfffe1fff] pci 0000:81:00.0: BAR 0: assigned [mem 0xe80000000-0xe8fffffff 64bit pref] pci 0000:81:00.0: BAR 0: set to [mem 0xe80000000-0xe8fffffff 64bit pref] (PCI ad dress [0x80000000-0x8fffffff]) pci 0000:81:00.0: BAR 6: assigned [mem 0xe90000000-0xe9001ffff pref] pci 0000:81:00.0: BAR 2: assigned [mem 0xe98000000-0xe9800ffff 64bit] pci 0000:81:00.0: BAR 2: set to [mem 0xe98000000-0xe9800ffff 64bit] (PCI address [0x98000000-0x9800ffff]) pci 0000:81:00.1: BAR 0: assigned [mem 0xe98010000-0xe9801ffff 64bit] pci 0000:81:00.1: BAR 0: set to [mem 0xe98010000-0xe9801ffff 64bit] (PCI address [0x98010000-0x9801ffff]) pci 0000:81:00.0: BAR 4: assigned [io 0xfffe1000-0xfffe10ff] pci 0000:81:00.0: BAR 4: set to [io 0xfffe1000-0xfffe10ff] (PCI address [0x1000 -0x10ff]) pci 0000:80:00.0: PCI bridge to [bus 81-bf] pci 0000:80:00.0: bridge window [io 0xfffe1000-0xfffe1fff] pci 0000:80:00.0: bridge window [mem 0xe98000000-0xe980fffff] pci 0000:80:00.0: bridge window [mem 0xe80000000-0xe97ffffff pref] pci 0001:00:06.0: BAR 0: assigned [mem 0xd80000000-0xd83ffffff] pci 0001:00:06.0: BAR 0: set to [mem 0xd80000000-0xd83ffffff] (PCI address [0x80 000000-0x83ffffff]) pci 0001:00:06.0: BAR 1: assigned [mem 0xd84000000-0xd841fffff] pci 0001:00:06.0: BAR 1: set to [mem 0xd84000000-0xd841fffff] (PCI address [0x84 000000-0x841fffff]) bio: create slab <bio-0> at 0 vgaarb: device added: PCI:0000:81:00.0,decodes=io+mem,owns=none,locks=none vgaarb: loaded vgaarb: bridge control possible 0000:81:00.0 SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb Switching to clocksource timebase NET: Registered protocol family 2 IP route cache hash table entries: 32768 (order: 5, 131072 bytes) TCP established hash table entries: 131072 (order: 8, 1048576 bytes) TCP bind hash table entries: 65536 (order: 6, 262144 bytes) TCP: Hash tables configured (established 131072 bind 65536) TCP reno registered UDP hash table entries: 512 (order: 1, 8192 bytes) UDP-Lite hash table entries: 512 (order: 1, 8192 bytes) NET: Registered protocol family 1 RPC: Registered named UNIX socket transport module. RPC: Registered udp transport module. RPC: Registered tcp transport module. RPC: Registered tcp NFSv4.1 backchannel transport module. Could not remap bcsr setting trigger mode 3 for irq 44 failed (uic_set_irq_type+0x0/0x164) setting trigger mode 3 for irq 44 failed (uic_set_irq_type+0x0/0x164) highmem bounce pool size: 64 pages JFS: nTxBlock = 8192, nTxLock = 65536 SGI XFS with ACLs, security attributes, large block/inode numbers, no debug enab led Btrfs loaded msgmni has been set to 1488 Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) io scheduler noop registered io scheduler cfq registered (default) Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled serial8250.0: ttyS0 at MMIO 0x4ef600300 (irq = 21) is a U6_16550A console [ttyS0] enabled serial8250.0: ttyS1 at MMIO 0x4ef600400 (irq = 22) is a U6_16550A 4ef600300.serial: ttyS0 at MMIO 0x4ef600300 (irq = 21) is a 16550 4ef600400.serial: ttyS1 at MMIO 0x4ef600400 (irq = 22) is a 16550 Generic non-volatile memory driver v1.1 [drm] Initialized drm 1.1.0 20060810 [drm] radeon defaulting to kernel modesetting. [drm] radeon kernel modesetting enabled. [drm] initializing kernel modesetting (RV530 0x1002:0x71C1 0x174B:0x0840). [drm] register mmio base: 0x98000000 [drm] register mmio size: 65536 radeon 0000:81:00.0: Invalid ROM contents ATOM BIOS: X1650PRO [drm] Generation 2 PCI interface, using max accessible memory radeon 0000:81:00.0: VRAM: 512M 0x0000000000000000 - 0x000000001FFFFFFF (512M us ed) radeon 0000:81:00.0: GTT: 512M 0x0000000020000000 - 0x000000003FFFFFFF [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). [drm] Driver supports precise vblank timestamp query. [drm] radeon: irq initialized. [drm] Detected VRAM RAM=512M, BAR=256M [drm] RAM width 128bits DDR [TTM] Zone kernel: Available graphics memory: 381024 kiB. [TTM] Zone highmem: Available graphics memory: 1036384 kiB. [TTM] Initializing pool allocator. [drm] radeon: 512M of VRAM memory ready [drm] radeon: 512M of GTT memory ready. [drm] GART: num cpu pages 131072, num gpu pages 131072 [drm] radeon: 1 quad pipes, 2 z pipes initialized. Machine check in kernel mode. Data Write PLB Error Oops: Machine check, sig: 7 [#1] Canyonlands Modules linked in: NIP: c0399564 LR: c03825e0 CTR: c039952c REGS: efff7f10 TRAP: 0214 Not tainted (3.2.2) MSR: 00029000 <EE,ME,CE> CR: 447f4228 XER: 00000000 TASK = ef830000[1] 'swapper' THREAD: ef834000 GPR00: f5580000 ef835d80 ef830000 ffffffea f5580004 002f018c 002f018c 00000000 GPR08: 800bf41b 00020000 00040000 c06ac844 447f4228 0400682e 0fff9038 00000000 GPR16: 0ffc2388 0ffc2368 0ffc2388 0ffc2368 0fff9038 00000001 c0000010 0000000f GPR24: 00000000 00000000 ef8f89f8 ef8f8800 00400017 fffffff4 00000002 ef80d000 NIP [c0399564] rv370_pcie_gart_set_page+0x38/0x48 LR [c03825e0] radeon_gart_restore+0x58/0x84 Call Trace: [ef835d90] [c039a4e0] rv370_pcie_gart_enable+0x4c/0x230 [ef835db0] [c03a3818] r520_startup+0xc0/0x144 [ef835dc0] [c03a3af8] r520_init+0x1ac/0x204 [ef835de0] [c036f020] radeon_device_init+0x3c0/0x470 [ef835df0] [c0370618] radeon_driver_load_kms+0xb0/0x104 [ef835e10] [c0343778] drm_get_pci_dev+0x148/0x218 [ef835e30] [c0541904] radeon_pci_probe+0xd4/0xdc [ef835e50] [c02f32c4] local_pci_probe+0x5c/0xac [ef835e70] [c02f387c] pci_device_probe+0x68/0x94 [ef835ea0] [c03cc330] driver_probe_device+0xe4/0x198 [ef835ec0] [c03cc454] __driver_attach+0x70/0x98 [ef835ee0] [c03cb3cc] bus_for_each_dev+0x60/0x90 [ef835f10] [c03cbf88] driver_attach+0x24/0x34 [ef835f20] [c03cbb54] bus_add_driver+0xbc/0x23c [ef835f40] [c03cca6c] driver_register+0xb8/0x144 [ef835f60] [c02f3ab4] __pci_register_driver+0x4c/0xc8 [ef835f80] [c03438c4] drm_pci_init+0x7c/0xf8 [ef835fa0] [c067aa88] radeon_init+0xc8/0xd0 [ef835fb0] [c0001608] do_one_initcall+0xe0/0x1b8 [ef835fe0] [c0661798] kernel_init+0x88/0x120 [ef835ff0] [c000b140] kernel_thread+0x4c/0x68 Instruction dump: 80030324 3860ffea 4da00020 81290328 7f844840 4d9d0020 54c6c23e 54a5c00e 60c6000c 5484103a 7cc52b78 7c802214 <7c0004ac> 7ca0252c 38600000 4e800020 ---[ end trace 9e9e815408964066 ]--- Kernel panic - not syncing: Attempted to kill init! Call Trace: Rebooting in 180 seconds..