|
我们在使用的核心板是OMAPL138 128M内存规格,但是在开发板快速体验手册中提供的U-BOOT参数配置命令是:从SD卡启动:
G, t0 l1 N& }/ X% q& W. S在3秒内按任意键进入u-boot命令行,执行以下命令设置为SD卡启动:
) I3 Z& f \. O0 d9 i0 [+ IU-Boot > setenv bootcmd 'mmcinfo;mmc init;fatload mmc 0 c0700000 uImage;bootm'2 N9 k2 D. Q. E: g. ]" d4 W
U-Boot > setenv bootargs console=ttyS2,115200n8 root=/dev/mmcblk0p2 rw rootfstype=ext3 mem=128M
$ E0 ?* g' Y1 m3 A6 {. a- ?" L; D( l8 ^
从FLASH启动:
- z8 o8 K* v' [9 [在U-Boot命令行执行以下命令来设置为NAND FLASH启动系统。 5 v$ ?6 L4 H1 y' q: L
U-Boot > setenv bootcmd 'nboot.e 0xc0700000 0 0x120000; bootm' 7 f Z/ }- M6 @
U-Boot > setenv bootargs 'console=ttyS2,115200n8 ip=off ubi.mtd=4,2048 root=ubi0_0 rootfstype=ubifs mem=32M@0xc0000000 mem=64M@0xc4000000'
+ M+ s# e; M5 L+ U( Z U-Boot > saveenv# b7 J8 u% a+ y4 F* v9 }4 C
1 I8 ^1 ]- ]: A* S8 N4 ^ m" Y& A2 a3 D
/ J6 J8 O" ?. f
请问这是笔误还是从SD卡启动和从NAND启动内存大小设置不同?
# c' T5 i6 ~) P2 |6 x4 Z4 d; Y3 Q另外我设置从NAND启动 内存大小为128M,在 rc5.d中创建s99restart脚本,内容为
1 ?: |0 M+ J1 f/ i; K! Vsleep 56 |" [# A9 c5 C
reboot
/ p9 {- @. O( Y+ P: x意图是通过不断的热启动来验证系统UBIFS对NAND的读写是否稳定,但是发现会概率性出现以下的段访问异常错误,掉电重启后又恢复正常,7 l& L& Z4 O" o; u ~
内核版本为创龙提供的2014.11.15的版本,请问这会是什么原因导致的,错误信息如下:2 H8 x/ D- o( D) z6 f1 i
" m# G# N/ j9 H1 E: f
[ 2.637774] UBI: attaching mtd4 to ubi0
7 f- t- S* e# ]! ~4 H[ 2.641673] UBI: physical eraseblock size: 131072 bytes (128 KiB)4 v6 y7 G1 |/ g# P
[ 2.648283] UBI: logical eraseblock size: 126976 bytes. C: X7 g$ k- c2 E3 e+ w
[ 2.653769] UBI: smallest flash I/O unit: 20488 |* ?( p% M* o
[ 2.658648] UBI: sub-page size: 512
( ~* M. ~5 m" x[ 2.663309] UBI: VID header offset: 2048 (aligned 2048)# Z5 E, J. k3 s# U; `: z6 n" c. R. ?
[ 2.669464] UBI: data offset: 4096
' ~6 J9 J. J/ @[ 6.060848] UBI: max. sequence number: 2386299& b- x+ e: M+ y2 x3 m. w+ _3 v
[ 6.083946] Unable to handle kernel paging request at virtual address 872281a4
4 n' r" I6 u7 [9 D {0 M, j/ U[ 6.091390] pgd = c0004000" } [/ N9 z2 a, c) h* G
[ 6.094134] [872281a4] *pgd=00000000
5 h7 c ]- k% C9 Y% D9 K[ 6.097850] Internal error: Oops: 805 [#1] PREEMPT
6 _. }$ z7 V l4 v9 n1 G d[ 6.102678] Modules linked in:1 e B% A4 }4 ^& Y
[ 6.105775] CPU: 0 Not tainted (3.3.0 #15)" A0 k' [" ^% o& N% l' D1 H0 W
[ 6.110284] PC is at ubi_wl_init_scan+0x218/0x31c
3 m3 j% J2 N) p8 b[ 6.115032] LR is at ubi_wl_init_scan+0x1f8/0x31c# ~! a$ g& t) U) l+ c+ a/ g7 ?# Q
[ 6.119777] pc : [<c0240324>] lr : [<c0240304>] psr: a0000013
; T5 V7 T" X( i8 Z" G ]) \[ 6.119794] sp : c7835e40 ip : c7b6fc90 fp : c7835e6c
; n7 E* J, v3 W5 j" @# p[ 6.131337] r10: c7950b78 r9 : c05cbd68 r8 : c7950b84
' t2 m# N6 `- v) e$ v9 N2 U[ 6.136600] r7 : c7b9e860 r6 : c7bb0090 r5 : c7950800 r4 : c7bb0078$ [2 C* b; C. F/ O* G
[ 6.143174] r3 : c7b68000 r2 : afdb0069 r1 : c7950b78 r0 : c7b6fc900 m- o2 C. F- |2 M
[ 6.149751] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment kernel
# T, H P1 T. E0 s3 H[ 6.157111] Control: 0005317f Table: c0004000 DAC: 000000178 ~: ~3 V% X* ?( G0 w! y1 z
[ 6.162898] Process swapper (pid: 1, stack limit = 0xc7834270)
' e, q$ ]6 e" L! {, L3 w$ l/ ~2 D[ 6.168773] Stack: (0xc7835e40 to 0xc7836000)% j1 d) r' R) u4 o
[ 6.173179] 5e40: 00000081 00000000 c7950800 c7906a80 00000000 00000000 00000000 000000007 ~+ z6 S/ [0 j, ?3 J
[ 6.181433] 5e60: c7835f64 c7835e70 c023a224 c024011c c7835eb4 c7835e80 c7835eb4 c7b9ce00
+ `4 D% e) Y- [$ M! C& @6 b[ 6.189685] 5e80: c00e380c c0407108 c7835eb4 c7835e98 c00e2ea4 c00e2d28 00000000 c794cfa0
) U5 S1 B8 j' R j! \; @[ 6.197935] 5ea0: 00000000 c78c6320 c7835ef4 c7835eb8 c00e40ac c00e3800 00000000 c7835ed0" ^- R. o% i0 c
[ 6.206188] 5ec0: c7835ef4 c7835ed0 c78c6320 00000000 c05bb8a4 c780ec00 c04f7caa 000000003 Z2 l- n' m! H
[ 6.214442] 5ee0: 00000014 c04f7caa c7835f04 c7835ef8 c780ec00 00000018 c7835f38 c057c08c
8 C8 l9 `3 `- O1 V* C1 p[ 6.222691] 5f00: 00000014 c7835f7c c057c08c c057c08c 00000000 00000000 00000000 000000003 \. F: l/ j0 w7 O
[ 6.230941] 5f20: c7835f54 c7835f30 c01a327c c01a739c 00000000 0000000a c7b9ce00 c05cbce8% {3 \& y, r- z: D1 c
[ 6.239191] 5f40: c7b9ce00 c057c08c 00000000 00000000 00000000 00000000 c7835fa4 c7835f68) J7 p( X( c9 K
[ 6.247444] 5f60: c0567b60 c0239d70 00000000 c7835f78 c01ed618 c01ed5a8 c057e848 c057c08d
* R( `9 [8 X* h2 U$ L[ 6.255695] 5f80: c001baf0 c057e84c c055120c c001baf0 00000013 c0567998 c7835fdc c7835fa8
7 F& W6 m: F1 y E6 U+ ?' J[ 6.263949] 5fa0: c00087ec c05679a8 c7835fc4 c7835fb8 c0038acc c01a06e8 c057e84c c055120c
5 c t# I, t* V o, e" b9 }2 q[ 6.272200] 5fc0: c001baf0 00000013 00000000 00000000 c7835ff4 c7835fe0 c0551288 c000875c4 C% H) l$ N8 p
[ 6.280451] 5fe0: 00000000 c055120c 00000000 c7835ff8 c001baf0 c055121c 00004010 00005019
, m. a5 |& L/ _[ 6.288678] Backtrace: 4 v3 s2 E4 i2 I. J
[ 6.291178] [<c024010c>] (ubi_wl_init_scan+0x0/0x31c) from [<c023a224>] (ubi_attach_mtd_dev+0x4c4/0xb24)8 B; f, x x& ]; c+ ?& i
[ 6.300767] [<c0239d60>] (ubi_attach_mtd_dev+0x0/0xb24) from [<c0567b60>] (ubi_init+0x1c8/0x2d4)
5 c8 L7 B1 X0 ?[ 6.309642] [<c0567998>] (ubi_init+0x0/0x2d4) from [<c00087ec>] (do_one_initcall+0xa0/0x178)0 t0 @* [4 P6 { `$ D7 y! V
[ 6.318137] r8:c0567998 r7:00000013 r6:c001baf0 r5:c055120c r4:c057e84c7 y, p% P8 ]8 k+ c! \
[ 6.324958] [<c000874c>] (do_one_initcall+0x0/0x178) from [<c0551288>] (kernel_init+0x7c/0x124)
* R: i$ ~6 v$ h2 d, P[ 6.333766] [<c055120c>] (kernel_init+0x0/0x124) from [<c001baf0>] (do_exit+0x0/0x720)5 n( g j9 d$ u: v( Z9 T! _6 u
[ 6.341738] r5:c055120c r4:000000007 ~/ V5 W* t$ M
[ 6.345365] Code: e58c2010 e5943000 e58c300c e59533f8 (e783c102)
# g+ w' M9 s) d$ f0 i% i/ ^, g Q[ 6.351895] ---[ end trace c93823a902b142fe ]---
9 B5 C1 j; T. c0 K+ q8 O[ 6.356612] Kernel panic - not syncing: Attempted to kill init!8 w1 v8 e( H' z; }) C
7 S0 I; ~9 i* E4 a# \/ h) m" s/ h# k: n4 S( ^
|
|