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Re: [Qemu-devel] [PATCH 00/25] pci: various pci clean up and pci express


From: Gerd Hoffmann
Subject: Re: [Qemu-devel] [PATCH 00/25] pci: various pci clean up and pci express support. V2
Date: Fri, 02 Oct 2009 15:21:30 +0200
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.4pre) Gecko/20090922 Fedora/3.0-2.7.b4.fc11 Lightning/1.0pre Thunderbird/3.0b4

On 10/02/09 12:31, Isaku Yamahata wrote:
This patch set is preliminary for q35 based chipset support.
This patch sets does various pci related clean ups and
64bit bar, pciemmconfig and pci bridge support.

sparc64 segfaults with this series applied (it is the only system emulation using pci bridges right now).

(gdb) bt
#0 subpage_register (mmio=0x23ed600, start=<value optimized out>, end=<value optimized out>, memory=5242880, region_offset=41943040) at /home/kraxel/projects/qemu/exec.c:2862 #1 0x00000000004c4c69 in subpage_init (base=41943040, phys=0x1c2f000, orig_memory=41943040,
    region_offset=41943040) at /home/kraxel/projects/qemu/exec.c:2893
#2 0x00000000004c4e7b in cpu_register_physical_memory_offset (start_addr=<value optimized out>, size=256, phys_offset=104, region_offset=0) at /home/kraxel/projects/qemu/exec.c:2332
#3  0x0000000000415122 in pci_update_mappings (d=0x1c1f010)
    at /home/kraxel/projects/qemu/hw/pci.c:698
#4 0x00000000004164bd in pci_default_write_config (d=0x1c1f010, addr=20, val=41943040,
    l=<value optimized out>) at /home/kraxel/projects/qemu/hw/pci.c:763
#5  0x0000000041e552e3 in ?? ()
#6  0x00007fffa44f63cc in ?? ()
#7  0x0000000001bf3110 in ?? ()
#8  0x0000000000000200 in ?? ()
#9  0x00000000ffd18000 in ?? ()
#10 0x0000000001bf3110 in ?? ()
#11 0x00000000ffd18000 in ?? ()
#12 0x00007f168b678c90 in ?? ()
#13 0x0000000000000200 in ?? ()
#14 0x00000000ffd18000 in ?? ()
#15 0x00000000004c727d in tb_gen_code (env=0x1ff00000014, pc=<value optimized out>, cs_base=65280,
    flags=<value optimized out>, cflags=<value optimized out>)
    at /home/kraxel/projects/qemu/exec.c:908
#16 0x00000000004c8d53 in cpu_sparc_exec (env1=<value optimized out>)
    at /home/kraxel/projects/qemu/cpu-exec.c:620
#17 0x000000000040d8da in qemu_cpu_exec (env=<value optimized out>)
    at /home/kraxel/projects/qemu/vl.c:3946
#18 tcg_cpu_exec (env=<value optimized out>) at /home/kraxel/projects/qemu/vl.c:3977 #19 main_loop (env=<value optimized out>) at /home/kraxel/projects/qemu/vl.c:4092
#20 main (env=<value optimized out>) at /home/kraxel/projects/qemu/vl.c:5949

cheers,
  Gerd





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