face_detect双核通信

robinluo123

root@tl:/face_detect/run# ./run.sh
6 a6 l/ S2 x" S& s6 H. i
# J8 j8 |! R9 `' [( v+ MODULE_NAME=syslink
+ lsmod
9 `% Y' v, v; j& g7 L3 ^# A+ grep syslink
+ '[' 0 -ne 0 ']'
+ ./slaveloader startup DSP ../dsp/bin/debug/server_dsp.xe674
Attached to slave procId 0.
" l- ^) X2 t1 YLoading procId 0.
" p7 |/ C7 k, r: R) V% w, rLoaded file ../dsp/bin/debug/server_dsp.xe674 on slave procId 0.
Started slave procId 0.
+ ../host/host_app -qws
: l- E& q2 z* `[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
4 O, i+ G  I" @9 K[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
2 Z) Z  e* I3 D! V- j6 O[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
4 C! d2 F! }* X% y  M% b[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
- l9 y1 b' Z% U" y[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
! g( ~) Q' |* N0 `4 D3 y[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
% H  q' @( s& j0 Q4 }[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
) B. Y/ @0 N1 W[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
. J+ P" U: b8 `3 A0 C[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[DEBUG|resource_sync_wait@resource_sync.c,86] wait resource 1
[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 0 had ready
0 q) @4 {; q* p. Z' q[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 1 had ready
) h& ~/ S- {) C4 l[DEBUG|resource_sync_post@resource_sync.c,96] post resource 2 had ready
Camera-Camera
4 p2 q! V( M# A. d[   76.366400] host_app: page allocation failure: order:10, mode:0xd0
[   76.377606] Backtrace:
[   76.380222] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
[   76.397060]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
[   76.403249] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
+ b8 T. `7 i! \* d3 {; T[   76.412099] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
[   76.425768]  r3:00000000 r2:00000000
[   76.429410]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
8 H# e* o1 R% d[   76.436700] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
! w7 t2 N* F; o& s' ~[   76.448512] [<c000df44>] (__dma_alloc+0x0/0x2fc) from [<c000e2d0>] (dma_alloc_coherent+0x5c/0x68)
[   76.459091] [<c000e274>] (dma_alloc_coherent+0x0/0x68) from [<c02e2a4c>] (__videobuf_mmap_mapper+0xac/0x188)
[   76.470521]  r7:c1bded90 r6:c1113b80 r5:c12d1b00 r4:c1113be4
[   76.476678] [<c02e29a0>] (__videobuf_mmap_mapper+0x0/0x188) from [<c02e0724>] (videobuf_mmap_mapper+0xd4/0x114)
[   76.489213]  r8:b52dc000 r7:c1113380 r6:c12d1b00 r5:c1bded90 r4:c12d1b00
: q4 y  B2 ~4 K% k4 Z' R[   76.496486] [<c02e0650>] (videobuf_mmap_mapper+0x0/0x114) from [<c02eb1fc>] (vpif_mmap+0x40/0x50)
[   76.507848]  r5:c12d1b00 r4:c1bdec00
* G( P7 _7 Q; R% A8 T) f5 p[   76.511602] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
: {0 E. h5 k' O( {  K0 n: r  q) |[   76.521828]  r5:c1bffe00 r4:c1113380
[   76.526209] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
: i6 |# p0 x5 D% S& H% r: R' O  Y" {[   76.536792]  r7:c1113380 r6:000000ff r5:c12d1b00 r4:00000000
, K2 @5 J& T/ B. N. `  Z[   76.542984] [<c007a694>] (mmap_region+0x0/0x494) from [<c007adec>] (do_mmap_pgoff+0x2c4/0x324)
[   76.551694] [<c007ab28>] (do_mmap_pgoff+0x0/0x324) from [<c007aeec>] (sys_mmap_pgoff+0xa0/0xd0)
[   76.563987] [<c007ae4c>] (sys_mmap_pgoff+0x0/0xd0) from [<c0009440>] (ret_fast_syscall+0x0/0x2c)
[   76.574327] Mem-info:
[   76.576657] DMA per-cpu:
1 r# Y: X% w+ Y[   76.579223] CPU    0: hi:    0, btch:   1 usd:   0
7 k, n4 Y  |6 F% f2 y[   76.587174] active_anon:1430 inactive_anon:35 isolated_anon:0
  y, P- w% s; ~& O5 }' \[   76.587198]  active_file:867 inactive_file:896 isolated_file:0
[   76.587216]  unevictable:0 dirty:0 writeback:0 unstable:0
3 s( u  ^8 [7 M[   76.587232]  free:258 slab_reclaimable:286 slab_unreclaimable:789
[   76.587251]  mapped:1276 shmem:132 pagetables:122 bounce:0
  \$ v) Y! }7 S. k) Z[   76.620851] DMA free:1032kB min:720kB low:900kB high:1080kB active_anon:5720kB inactive_anon:140kB active_file:3468kB inactive_file:3584kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32512kB mlocked:0kB dirty:0kB writeback:0kB mapped:5104kB shmem:528kB slab_reclaimable:1144kB slab_unreclaimable:3156kB kernel_stack:536kB pagetables:488kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[   76.661444] lowmem_reserve[]: 0 0 0
[   76.665355] DMA: 81*4kB 8*8kB 1*16kB 1*32kB 0*64kB 1*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 1076kB
. y( r& L3 m; y; W[   76.677034] 1884 total pagecache pages
[   76.680817] 0 pages in swap cache
[   76.687285] Swap cache stats: add 0, delete 0, find 0/0
: {2 l) U* q1 J9 g/ n, O( F1 t[   76.693996] Free swap  = 0kB
$ [1 ~9 W0 O. r7 }  J8 j6 Z[   76.696926] Total swap = 0kB
5 F* \7 H  I# C! l" H0 b7 ^- n[   76.701578] 8192 pages of RAM
[   76.707668] 405 free pages
[   76.710418] 1555 reserved pages
# O8 c& I2 a. `[   76.715882] 838 slab pages
[   76.718631] 1851 pages shared
) I1 O7 e* f% ~9 B5 \1 D# ^[   76.721620] 0 pages swap cached
[   76.728009] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
' u$ F$ R% N3 bCannot mmap = 0 buffer
VIDIOC_STREAMON
4 T4 f5 |( J2 l5 {4 y, k6 v: Input/output error
4 f3 X) p& y- r5 @[ERROR|start@capturer.cpp,27] fail to start capture
" [# K- @% c. o( ?# G/ MQThread::start: Thread creation error: Resource temporarily unavailable
[DEBUG|start@playbacker.cpp,25] it's about to start playback
' n( H* g% d1 M) e: [. V
$ T. Z$ \2 F) z用led双核可以，这个demo就不行了，怎么解决啊
7 y) P' Q- o: a- V! x1 c! H- I. p

teddy

需要配置vpif的缓存；
1.vpif capture模式选择，vpif_capture_format值：
) ~- V# m; g- w4 X" |: U6 v& LHDTV：预留
SDTV: TL5147
RAW:TL2640
0 x1 H4 n5 C3 E: |# g" l4 W5 w1 Q; ~6 w2.（ov2640配置分辨率为640*480 = 640*480*2 = 614400）
& t  m4 J/ x; N# Tvpif_capture.ch0_bufsize=614400
1 e  u1 Y) i$ d% ~' Z- h- N' o例如：
U-Boot >      setenv optargs  ${optargs} vpif_capture_format=RAW vpif_capture.ch0_bufsize=614400
说明：optargs变量为参数添加变量，主要给需要添加参数传递给内核。
; g( s1 |& u+ ?) u, R* S" d setenv optargs  ${optargs} vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400

robinluo123

da850-panel=TL070A
- v: k1 z& q  N4 Pemac-mode=mii
ethact=DaVinci-EMAC
; j' `, z8 L4 P) T1 n# A; Cethaddr=16:01:c0:17:45:e5
- y9 G8 F( \: Z- T& H; a, U$ Zhwconfig=dsp:wake=yes
! N* ?: I7 {; t$ V  Tipaddr=10.3.2.99
loadaddr=0xc0700000
loadbootscr=fatload mmc ${mmcdev} ${scraddr} ${bootscr}
7 E1 ~9 R6 T3 Q, Xloadimage=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}
mem_args=mem=32M@0xc0000000 mem=64M@0xc4000000
mmcargs=setenv bootargs ${commonargs} root=${mmcroot} rootfstype=${mmcrootfstype}
mmcboot=mmc dev ${mmcdev}; if mmc rescan; then if run loadbootscr; then echo Loaded bootscript from ${bootscr}; source ${scraddr}; fi; if run loadimage; then echo Booting from mmc${mmcdev} ...; run mmcargs; bootm ${loadaddr}; fi; fi;
& M5 F2 b" h7 M; `9 G. [mmcdev=0
mmcroot=/dev/mmcblk0p2 rw
mmcrootfstype=ext3 rootwait
  |/ t- W- \) s7 rmtddevname=env
3 A# S' Q, p* n" l1 Ymtddevnum=0
, ]. }. d% ^# z# m  v, R7 C% Fmtdids=nand0=davinci_nand.0
mtdparts=mtdparts=davinci_nand.0:128k(env),512k(spl),512k(u-boot),4m(kernel),-(filesystem)
nandargs=setenv bootargs ${commonargs} root=${nandroot} rootfstype=${nandrootfstype}
/ X- A$ M- S! v3 f" nnandboot=if nboot ${nandbootpart}; then echo Booting from nand ...; run nandargs; bootm ${loadaddr}; fi;
nandbootpart=kernel
nanddev=0
nandroot=ubi0_0 ubi.mtd=4,2048
# D$ n# {: O5 E' Nnandrootfstype=ubifs
netmask=255.255.255.0
nfsargs=setenv bootargs ${commonargs} ip=dhcp root=/dev/nfs nfsroot=${serverip}{nfspath},nolock rw
optargs=vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400
* V7 @. Q0 I8 ^partition=nand0,0
scraddr=0xc0600000
7 D5 g8 h0 {# b5 y( ^$ Cserverip=10.3.2.175
# d5 V* h' o" g- c$ rspiboot=if sf probe ${spidev}; then sf read ${loadaddr} ${spibootaddr} ${spibootsize}; run nandargs; bootm ${loadaddr}; fi;
0 `) M7 S* T5 ^( aspibootaddr=0x100000
spibootsize=0x400000
, y* h$ ]- v9 Z3 Pspidev=0
stderr=serial
stdin=serial
0 _8 t2 q) c) vstdout=serial
ver=U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)
' r6 x, m) f1 e/ _
4 Z6 E! n& \3 i8 M8 ?0 g% U
还是不行
8 y" ~' c6 @. b5 G) n& r1 v8 g, i3 a/ ~$ }
, Q7 u( F2 o/ h1 Z% [# c

robinluo123

Started slave procId 0.
1 y6 J9 g- G! U$ l2 I3 E) y  j: L+ ../host/host_app -qws
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[DEBUG|resource_sync_wait@resource_sync.c,86] wait resource 1
[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 0 had ready
" g' ?) _5 m' a[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 1 had ready
[DEBUG|resource_sync_post@resource_sync.c,96] post resource 2 had ready
8 r) T! x0 w" _: bCamera-Camera
[   34.616261] host_app: page allocation failure: order:10, mode:0xd0
[   34.627157] Backtrace:
/ `7 X- C. I6 K. ~, W) K2 @[   34.630203] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
' }: f: n* S& X9 E0 q7 _$ u[   34.652340]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
2 E& Z5 |! G9 @# s& z[   34.658528] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
" M8 z! T: B% l* ?4 _# ~5 ?[   34.669739] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
; b  R4 a- g5 l) y; y0 X: ~: L[   34.681238]  r3:00000000 r2:00000000
[   34.685216]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
[   34.691084] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
[   34.703957] [<c000df44>] (__dma_alloc+0x0/0x2fc) from [<c000e2d0>] (dma_alloc_coherent+0x5c/0x68)
1 u/ k8 |4 q9 v# X* o' d[   34.714824] [<c000e274>] (dma_alloc_coherent+0x0/0x68) from [<c02e2a4c>] (__videobuf_mmap_mapper+0xac/0x188)
' R/ P; J; w! Z4 n1 x[   34.726242]  r7:c1bded90 r6:c1371700 r5:c12bd688 r4:c1371764
  r9 P7 |5 X7 E* m: E# b[   34.732056] [<c02e29a0>] (__videobuf_mmap_mapper+0x0/0x188) from [<c02e0724>] (videobuf_mmap_mapper+0xd4/0x114)
[   34.744717]  r8:b5317000 r7:c1371280 r6:c12bd688 r5:c1bded90 r4:c12bd688
0 ?8 I8 `, F. ]# t7 z[   34.751646] [<c02e0650>] (videobuf_mmap_mapper+0x0/0x114) from [<c02eb1fc>] (vpif_mmap+0x40/0x50)
[   34.763159]  r5:c12bd688 r4:c1bdec00
[   34.766879] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
; e+ \1 z1 L: D3 M4 i4 p; R[   34.777146]  r5:c1bffe00 r4:c1371280
  l  p8 o* |. h/ o' K[   34.780857] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
[   34.791444]  r7:c1371280 r6:000000ff r5:c12bd688 r4:00000000
3 ]) V3 r% I3 L& P[   34.797615] [<c007a694>] (mmap_region+0x0/0x494) from [<c007adec>] (do_mmap_pgoff+0x2c4/0x324)
[   34.808680] [<c007ab28>] (do_mmap_pgoff+0x0/0x324) from [<c007aeec>] (sys_mmap_pgoff+0xa0/0xd0)
[   34.823582] [<c007ae4c>] (sys_mmap_pgoff+0x0/0xd0) from [<c0009440>] (ret_fast_syscall+0x0/0x2c)
[   34.842578] Mem-info:
[   34.844908] DMA per-cpu:
, l+ G7 k+ U# g8 A9 o[   34.847474] CPU    0: hi:    0, btch:   1 usd:   0
[   34.852369] active_anon:1439 inactive_anon:35 isolated_anon:0
1 }4 |. B7 T2 W3 P% J[   34.852388]  active_file:718 inactive_file:601 isolated_file:0
[   34.852404]  unevictable:0 dirty:0 writeback:0 unstable:0
[   34.852420]  free:665 slab_reclaimable:289 slab_unreclaimable:815
4 g% B, l% }2 C3 ?" B8 ~& C# n. h$ ~[   34.852437]  mapped:1087 shmem:132 pagetables:122 bounce:0
[   34.932674] DMA free:7568kB min:720kB low:900kB high:1080kB active_anon:5756kB inactive_anon:140kB active_file:160kB inactive_file:156kB unevictable:0kB isolated(anon):0kB isolated(file):52kB present:32512kB mlocked:0kB dirty:0kB writeback:0kB mapped:340kB shmem:528kB slab_reclaimable:1156kB slab_unreclaimable:3260kB kernel_stack:536kB pagetables:488kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:13 all_unreclaimable? no
" ~3 y# D6 o% x+ Y[   35.023590] lowmem_reserve[]: 0 0 0
[   35.027205] DMA: 842*4kB 329*8kB 59*16kB 4*32kB 1*64kB 0*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 7648kB
[   35.054676] 214 total pagecache pages
[   35.058399] 0 pages in swap cache
[   35.061743] Swap cache stats: add 0, delete 0, find 0/0
+ e0 F! l9 C1 k/ q# J[   35.081983] Free swap  = 0kB
: e* I; c: q. |+ W9 M% g[   35.085058] Total swap = 0kB
) z1 B/ a" I# Y[   35.089678] 8192 pages of RAM
[   35.103088] 2019 free pages
: d2 K0 H" p% \. V, {; J2 v[   35.105926] 1555 reserved pages
[   35.109090] 869 slab pages
[   35.111813] 161 pages shared
  B. T- T( H9 r" u7 c2 a[   35.132854] 0 pages swap cached
[   35.136068] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
Cannot mmap = 0 buffer
VIDIOC_STREAMON
& z+ a# n3 e7 g, V8 G8 M: Input/output error
/ Y+ w8 F" w" I8 T; V$ V) G; n- `+ i[ERROR|start@capturer.cpp,27] fail to start capture
$ p% n2 {/ X1 _) l8 \: L3 C& XQThread::start: Thread creation error: Resource temporarily unavailable
[DEBUG|start@playbacker.cpp,25] it's about to start playback
; y, S2 q6 m) J6 |4 E) {

teddy

你可能用的是128M的内存，所以可能系统内存不够，你用free看看当前系统内存是不是不够。

robinluo123

root@tl:~/face_detect/run# free
2 {8 C% P0 v6 j- `% M: h             total       used       free     shared    buffers     cached
Mem:         26548      19728       6820          0          0       2884
6 R: U* U3 V/ T. X2 o4 K( ^& ?-/+ buffers/cache:      16844       9704
Swap:            0          0          0                              

teddy

内存不够，先关掉一些进程，像matrix-gui，然后在运行你的双核程序。