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NetBSD/evbarm on Raspberry Pi (6.0.1)
2012/12/26(水) 26:39 Raspberry Pi, NetBSD はてブ情報 はてブに登録 はてブ数

oh
data_abort_handler: data_aborts fsr=0x801 far=0xe
Fatal kernel mode data abort: 'Alignment Fault 1'
trapframe: 0xca2b0f10
FSR=00000801, FAR=0000000e, spsr=20000013
r0 =c1ae14d4, r1 =00000001, r2 =0000000a, r3 =00000020
r4 =c144d508, r5 =c1ae14d4, r6 =c144d50c, r7 =00000000
r8 =c144d568, r9 =00000001, r10=00000000, r11=ca2b0f68
r12=ca2b0f6c, ssp=ca2b0f5c, slr=c01297a8, pc =c000e574

Stopped in pid 0.24 (system) at netbsd:bufq_disksort_get+0x24:  strne   r3, [r2,
 #0x004]
db>

NetBSD/evbarm on Raspberry Pi (20121222)
2012/12/25(火) 26:38 Raspberry Pi, NetBSD はてブ情報 はてブに登録 はてブ数

Oh...
U-Boot> fatload mmc 0 8000 netbsd.20121222.bin
reading netbsd.20121222.bin

2943040 bytes read
U-Boot> go 8000
## Starting application at 0x00008000 ...

NetBSD/evbarm (rpi) booting ...
[ Kernel symbol table missing! ]
Loaded initial symtab at 0xc02548c4, strtab at 0xc027aab0, # entries 9681
pmap_postinit: Allocated 35 static L1 descriptor tables
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007, 2008, 2009, 2010, 2011, 2012
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 6.99.16 (RPI) #0: Sat Dec 22 06:28:16 UTC 2012
        builds@b8.netbsd.org:/home/builds/ab/HEAD/evbarm/201212220210Z-obj/home/builds/ab/HEAD/src/sys/arch/evbarm/compile/RPI
total memory = 128 MB
avail memory = 122 MB
cprng kernel: WARNING insufficient entropy at creation.
mainbus0 (root)
cpu0 at mainbus0 core 0: ARM1176JZ-S r0p7 (ARM11J core)
cpu0: DC enabled IC enabled WB enabled LABT
cpu0: 16KB/32B 4-way L1 Instruction cache
cpu0: 16KB/32B 4-way write-back-locking-C L1 Data cache
vfp0 at cpu0: VFP11
obio0 at mainbus0
bcmicu0 at obio0
bcmmbox0 at obio0: VC mailbox
bcmtmr0 at obio0 intr 3: VC System Timer
bcmpm0 at obio0: Power management, Reset and Watchdog controller
plcom0 at obio0 intr 57
plcom0: txfifo disabled
plcom0: console
sdhc0 at obio0 intr 62: SDHC controller
sdhc0: interrupting on intr 62
sdhc0: SD Host Specification 3.0, rev.153
sdmmc0 at sdhc0 slot 0
ld0 at sdmmc0: <0x1d:0x4144:SD   :0x00:0x0000080a:0x087>
ld0: 15740 MB, 7994 cyl, 64 head, 63 sec, 512 bytes/sect x 32235520 sectors
ld0: 4-bit width, bus clock 25.000 MHz
cprng sysctl: WARNING insufficient entropy at creation.
boot device: <unknown>
root on ld0a dumps on ld0b
mountroot: trying nfs...
mountroot: trying msdos...
mountroot: trying ext2fs...
mountroot: trying ffs...
root file system type: ffs
WARNING: no TOD clock present
WARNING: using filesystem time
WARNING: CHECK AND RESET THE DATE!
warning: no /dev/console
init: copying out path `/sbin/init' 11
data_abort_handler: data_aborts fsr=0x1 far=0x28207697
Fatal kernel mode data abort: 'Alignment Fault 1'
trapframe: 0xc76c5d00
FSR=00000001, FAR=28207697, spsr=20000113
r0 =00000004, r1 =00000000, r2 =c10bb010, r3 =00000000
r4 =28207665, r5 =00000000, r6 =00000000, r7 =c10bb010
r8 =c02f0d3c, r9 =00000000, r10=00000000, r11=c76c5d88
r12=00000001, ssp=c76c5d50, slr=c01c04c4, pc =c01c0550

Stopped in pid 2.1 (sh) at      netbsd:uvm_pagealloc_pgfl+0xbc: ldrh    r3, [r4,
 #0x32]
db> tr
netbsd:uvm_pagealloc_pgfl+0xc
        scp=0xc01c04a0 rlv=0xc01c17d4 (netbsd:uvm_pagealloc_strat+0x200)
        rsp=0xc76c5d8c rfp=0xc76c5dd0
        r10=0x04000000 r9=0xc02f17e0
        r8=0x00000000 r7=0xbfffd000 r6=0x00000000 r5=0xc02f0c04
        r4=0xc144a6f0
netbsd:uvm_pagealloc_strat+0xc
        scp=0xc01c15e0 rlv=0xc01b1938 (netbsd:uvmfault_promote+0x138)
        rsp=0xc76c5dd4 rfp=0xc76c5e10
        r10=0x00000000 r9=0xc76c5ee8
        r8=0xc144a760 r7=0xc76c5ef0 r6=0xc1449c30 r5=0xc144a6f0
        r4=0xc12f0090
netbsd:uvmfault_promote+0xc
        scp=0xc01b180c rlv=0xc01b318c (netbsd:uvm_fault_internal+0x114c)
        rsp=0xc76c5e14 rfp=0xc76c5f3c
        r10=0xc76c5e90 r9=0x0000a000
        r8=0x00000000 r7=0x00000000 r6=0xc76c5ee8 r5=0x000000e5
        r4=0xc144a760
netbsd:uvm_fault_internal+0xc
        scp=0xc01b204c rlv=0xc002f280 (netbsd:data_abort_handler+0x2f0)
        rsp=0xc76c5f40 rfp=0xc76c5fac
        r10=0xbfffd000 r9=0x00000002
        r8=0xc76c4000 r7=0x00000001 r6=0x00000000 r5=0xc13a9540
        r4=0xc76c5fb0
netbsd:data_abort_handler+0xc
        scp=0xc002ef9c rlv=0xc0020a5c (netbsd:address_exception_entry+0x50)
        rsp=0xc76c5fb0 rfp=0xbfffdb0c
        r10=0xffffffff r9=0xbfffdb30
        r8=0x20307400 r7=0x00000010 r6=0x0000247c r5=0x201ea2f4
        r4=0xc02518f0
db>

Raspberry Pi で NetBSD/evbarmをブートさせる(手抜き版)
2012/09/05(水) 25:53 Raspberry Pi, NetBSD はてブ情報 はてブに登録 はてブ数

Linuxが起動するSDカードを用意しておく。

Raspberry Pi用のkernelを作るか入手する。
今回は20120820なソースからビルドしたものを使った。

kernelをbinary形式に変換。
# objcopy -O srec netbsd netbsd.srec
# objcopy -I srec -O binary netbsd.srec netbsd.bin
Linuxが起動するSDカードのMS-DOSパーティションをマウント。

FreeBSD Developer's Notebookで紹介されている
U-Bootをダウンロード、展開しておき、MS-DOSパーティションにあるファイルを全部入れ替える。

ついでに先ほど作ったnetbsd.binもコピーしておく。

Raspberyy PiにSDカードを入れて起動する。もちろん、シリアルコンソールが使える状態で。

fatloadコマンドで0x00008000にkernelをロードさせて、goコマンドでジャンプ。
U-Boot> fatload mmc 0 00008000 netbsd.bin
U-Boot> go 00008000
## Starting application at 0x00008000 ...

NetBSD/evbarm (rpi) booting ...
initarm: Configuring system ...
physmemory: 32768 pages at 0x00000000 -> 0x07ffffff
Allocating page tables
Creating L1 page table at 0x002e0000
Mapping kernel
pmap_map_chunk: pa=0x0 va=0xc0000000 size=0x23b000 resid=0x23b000 prot=0x3 cache=1
SSLLLPPPPPPPPPPP
pmap_map_chunk: pa=0x23b000 va=0xc023b000 size=0xa2000 resid=0xa2000 prot=0x3 cache=1
PPPPPLLLLLLLLLPPPPPPPPPPPPP
Constructing L2 page tables
pmap_map_chunk: pa=0x2eb000 va=0xc02eb000 size=0x1000 resid=0x1000 prot=0x3 cache=1
P
pmap_map_chunk: pa=0x2ec000 va=0xc02ec000 size=0x1000 resid=0x1000 prot=0x3 cache=1
P
pmap_map_chunk: pa=0x2ed000 va=0xc02ed000 size=0x1000 resid=0x1000 prot=0x3 cache=1
P
pmap_map_chunk: pa=0x2ee000 va=0xc02ee000 size=0x1000 resid=0x1000 prot=0x3 cache=1
P
pmap_map_chunk: pa=0x2ef000 va=0xc02ef000 size=0x2000 resid=0x2000 prot=0x3 cache=1
PP
pmap_map_chunk: pa=0x2e0000 va=0xc02e0000 size=0x4000 resid=0x4000 prot=0x3 cache=2
PPPP
pmap_map_chunk: pa=0x2dd000 va=0xc02dd000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2de000 va=0xc02de000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2df000 va=0xc02df000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2e4000 va=0xc02e4000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2e5000 va=0xc02e5000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2e6000 va=0xc02e6000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2e7000 va=0xc02e7000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2e8000 va=0xc02e8000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
pmap_map_chunk: pa=0x2e9000 va=0xc02e9000 size=0x1000 resid=0x1000 prot=0x3 cache=2
P
devmap: 20000000 -> 20ffffff @ f2000000
pmap_map_chunk: pa=0x20000000 va=0xf2000000 size=0x1000000 resid=0x1000000 prot=0x3 cache=0
SSSSSSSSSSSSSSSS
                             Physical              Virtual        Num
                       Starting    Ending    Starting    Ending   Pages
               SDRAM: 0x00000000 0x07ffffff 0xc0000000 0xc7ffffff 32768
        text section: 0x00000000 0x0023ab37 0xc0000000 0xc023ab37 571
        data section: 0x00240000 0x002c3a00 0xc0240000 0xc02c3a00 132
         bss section: 0x002c3a00 0x002dc5a0 0xc02c3a00 0xc02dc5a0 26
   L1 page directory: 0x002e0000 0x002e3fff 0xc02e0000 0xc02e3fff 4
   Exception Vectors: 0x002ea000 0x002eafff 0xffff0000 0xffff0fff 1
           FIQ stack: 0x002eb000 0x002ebfff 0xc02eb000 0xc02ebfff 1
           IRQ stack: 0x002ec000 0x002ecfff 0xc02ec000 0xc02ecfff 1
           ABT stack: 0x002ed000 0x002edfff 0xc02ed000 0xc02edfff 1
           UND stack: 0x002ee000 0x002eefff 0xc02ee000 0xc02eefff 1
           SVC stack: 0x002ef000 0x002f0fff 0xc02ef000 0xc02f0fff 2
      Message Buffer: 0x002f1000 0x002f1fff                       1
         Free Memory: 0x002f2000 0x07ffffff 0xc02f2000 0xc7ffffff 32014
switching to new L1 page table  @0x2e0000...OK.
freestart = 0x002f2000, free_pages = 32014 (0x00007d0e)
bootstrap done.
init subsystems: stacks vectors undefined page pmap done.
Loaded initial symtab at 0xc024451c, strtab at 0xc0269dd8, # entries 9534
pmap_postinit: Allocated 35 static L1 descriptor tables
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007, 2008, 2009, 2010, 2011, 2012
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 6.99.10 (RPI) #0: Fri Aug 24 10:18:39 UTC 2012
        root@.localdomain:/export/o/20120820/evbarm/sys/arch/evbarm/compile/RPI
total memory = 128 MB
avail memory = 122 MB
cprng kernel: WARNING insufficient entropy at creation.
mainbus0 (root)
cpu0 at mainbus0: ARM1176JZ-S r0p7 (ARM11J core)
cpu0: DC enabled IC enabled WB enabled LABT
cpu0: 16KB/32B 4-way Instruction cache
cpu0: 16KB/32B 4-way write-back-locking-C Data cache
vfp0 at cpu0: VFP11
obio0 at mainbus0
bcmicu0 at obio0
bcmmbox0 at obio0: VC mailbox
bcmtmr0 at obio0 intr 3: VC System Timer
bcmpm0 at obio0: Power management, Reset and Watchdog controller
plcom0 at obio0 intr 57
plcom0: txfifo disabled
plcom0: console
sdhc0 at obio0 intr 62: SDHC controller
sdhc0: interrupting on intr 62
sdhc0: SD Host Specification 3.0, rev.153
sdmmc0 at sdhc0 slot 0
ld0 at sdmmc0: <SD   >
ld0: 15740 MB, 7994 cyl, 64 head, 63 sec, 512 bytes/sect x 32235520 sectors
ld0: 4-bit width, bus clock 25.000 MHz
cprng sysctl: WARNING insufficient entropy at creation.
boot device: <unknown>
root on ld0a dumps on ld0b
vfs_mountroot: can't open root device
cannot mount root, error = 6
root device (default ld0a):