face_detect双核通信

robinluo123

root@tl:/face_detect/run# ./run.sh
5 `% d5 w# n# E2 g3 v
4 |/ e1 o2 p# t9 X0 s% A+ MODULE_NAME=syslink
+ lsmod
+ grep syslink
+ '[' 0 -ne 0 ']'
+ ./slaveloader startup DSP ../dsp/bin/debug/server_dsp.xe674
Attached to slave procId 0.
9 I6 _/ r+ `. ~, CLoading procId 0.
1 {" ?+ ^* \/ q, qLoaded file ../dsp/bin/debug/server_dsp.xe674 on slave procId 0.
- c, O0 U) d, V3 `6 |7 K6 BStarted slave procId 0.
: {8 ^* o. z3 B2 B+ ../host/host_app -qws
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
9 F- k5 n8 W! ]" x0 h& B+ V[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
  m* Y. `6 e3 e4 ?' `4 U[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
! |8 L" J. ~6 u/ ~, z6 e[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
8 N0 p& _; K7 K) M2 z" g[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
+ S+ ^2 R5 u" M$ ]3 E' E: x[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
/ x+ t( o! d" d" L[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
! x' Q& C8 _4 N  ~  Z, f" m[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
8 M) ]$ C( S' N, k( b: B+ @3 N0 A[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
[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
3 o& P; U7 Z) T# s" r; k( q( |3 p9 z8 CCamera-Camera
4 V8 M0 Z: G% l2 e[   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)
9 q8 T# p" G1 Q. y8 z[   76.397060]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
[   76.403249] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
9 P7 V7 a* t# w( o[   76.412099] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
[   76.425768]  r3:00000000 r2:00000000
- \; s8 d+ ~" f4 B' P6 E[   76.429410]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
6 ^( \* m5 ]. a6 }; D[   76.436700] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
[   76.448512] [<c000df44>] (__dma_alloc+0x0/0x2fc) from [<c000e2d0>] (dma_alloc_coherent+0x5c/0x68)
" V8 V, n& K1 W" _% x3 n4 ^0 ?7 b[   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)
4 R# Y8 _- w, M2 N% i[   76.489213]  r8:b52dc000 r7:c1113380 r6:c12d1b00 r5:c1bded90 r4:c12d1b00
[   76.496486] [<c02e0650>] (videobuf_mmap_mapper+0x0/0x114) from [<c02eb1fc>] (vpif_mmap+0x40/0x50)
[   76.507848]  r5:c12d1b00 r4:c1bdec00
[   76.511602] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
8 ]! e* o, y% k( B2 e6 A4 a[   76.521828]  r5:c1bffe00 r4:c1113380
( T4 A9 o0 s! T1 s7 I7 V[   76.526209] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
[   76.536792]  r7:c1113380 r6:000000ff r5:c12d1b00 r4:00000000
% e" k$ ?$ B6 Q- ?[   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)
# U/ o0 o, I& O7 i9 z3 _8 s[   76.574327] Mem-info:
" X0 {  l" t3 C, O+ w+ D/ U0 C8 Q[   76.576657] DMA per-cpu:
$ C- j- o# h* a3 T) ~' o' D[   76.579223] CPU    0: hi:    0, btch:   1 usd:   0
. N8 k+ g  }4 J- i" ?[   76.587174] active_anon:1430 inactive_anon:35 isolated_anon:0
; i1 {4 E% K% f4 n7 L1 W4 z[   76.587198]  active_file:867 inactive_file:896 isolated_file:0
[   76.587216]  unevictable:0 dirty:0 writeback:0 unstable:0
; ~4 [3 a: [: R- B4 q; [[   76.587232]  free:258 slab_reclaimable:286 slab_unreclaimable:789
[   76.587251]  mapped:1276 shmem:132 pagetables:122 bounce:0
[   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
" M+ v1 R& _$ u- w, X[   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
[   76.677034] 1884 total pagecache pages
[   76.680817] 0 pages in swap cache
4 Y7 v! R% H( F5 o3 t! {" H[   76.687285] Swap cache stats: add 0, delete 0, find 0/0
[   76.693996] Free swap  = 0kB
. U: R# E) e+ \+ O0 Q[   76.696926] Total swap = 0kB
; Z& A& b; ]# l: A0 s[   76.701578] 8192 pages of RAM
[   76.707668] 405 free pages
' u) T6 F1 ?. r' g3 h8 d# k4 L[   76.710418] 1555 reserved pages
[   76.715882] 838 slab pages
' [4 i+ @6 a4 u+ H[   76.718631] 1851 pages shared
[   76.721620] 0 pages swap cached
[   76.728009] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
Cannot mmap = 0 buffer
VIDIOC_STREAMON
) F. J. N* c# v& G, X* u, X: Input/output error
. o# R6 L+ B8 A) M4 g* m4 E$ T[ERROR|start@capturer.cpp,27] fail to start capture
QThread::start: Thread creation error: Resource temporarily unavailable
( Y* e3 l8 r, l: M, G3 X[DEBUG|start@playbacker.cpp,25] it's about to start playback

用led双核可以，这个demo就不行了，怎么解决啊
! U3 B, |* n' m  e0 B( `

teddy

需要配置vpif的缓存；
1.vpif capture模式选择，vpif_capture_format值：
HDTV：预留
  O9 x! p' M" y( m; |- }" R; K, ?9 sSDTV: TL5147
2 `, q! R% p/ N0 S/ Y$ {* ZRAW:TL2640
2.（ov2640配置分辨率为640*480 = 640*480*2 = 614400）
5 B) b! f; _- T* z* \& _5 ?vpif_capture.ch0_bufsize=614400
. |* a5 S! \( ^, a# L例如：
; T0 l% Q+ l% y9 v4 xU-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。
% b) m; Q3 Y' P4 U# J setenv optargs  ${optargs} vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400

robinluo123

da850-panel=TL070A
emac-mode=mii
# T3 m7 J( N6 oethact=DaVinci-EMAC
( {8 F0 ?  v7 _5 hethaddr=16:01:c0:17:45:e5
hwconfig=dsp:wake=yes
( O- g8 a: ?0 aipaddr=10.3.2.99
loadaddr=0xc0700000
; N+ o. ~8 Z3 @: @loadbootscr=fatload mmc ${mmcdev} ${scraddr} ${bootscr}
loadimage=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}
mem_args=mem=32M@0xc0000000 mem=64M@0xc4000000
& E7 F' L3 F5 [% `mmcargs=setenv bootargs ${commonargs} root=${mmcroot} rootfstype=${mmcrootfstype}
- U# A; Y7 Q$ L8 z) s7 G* e' immcboot=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;
mmcdev=0
% K& c" F5 a5 w( O( xmmcroot=/dev/mmcblk0p2 rw
mmcrootfstype=ext3 rootwait
# x' F* u/ H" x3 x# ]) i8 l5 Lmtddevname=env
mtddevnum=0
8 D2 R1 A, f" a5 Qmtdids=nand0=davinci_nand.0
" W: Z9 U# V* o8 }. @mtdparts=mtdparts=davinci_nand.0:128k(env),512k(spl),512k(u-boot),4m(kernel),-(filesystem)
3 z0 ]7 @& x6 m" n0 c) lnandargs=setenv bootargs ${commonargs} root=${nandroot} rootfstype=${nandrootfstype}
; Y$ v& T$ \; Y8 P/ n9 ]! o& ^nandboot=if nboot ${nandbootpart}; then echo Booting from nand ...; run nandargs; bootm ${loadaddr}; fi;
+ `  ^" U* t% L' ]nandbootpart=kernel
0 [/ ^; E4 {7 e# dnanddev=0
( h. V1 k3 Z5 O3 `6 Lnandroot=ubi0_0 ubi.mtd=4,2048
9 s* v( l4 O6 D4 ynandrootfstype=ubifs
netmask=255.255.255.0
2 `; w$ f6 ~5 [2 fnfsargs=setenv bootargs ${commonargs} ip=dhcp root=/dev/nfs nfsroot=${serverip}{nfspath},nolock rw
& b: g' L" ?4 L5 q( }% X+ _& ?/ l0 ]optargs=vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400
/ U% J5 c9 [% y4 ]% {. r- Epartition=nand0,0
scraddr=0xc0600000
serverip=10.3.2.175
spiboot=if sf probe ${spidev}; then sf read ${loadaddr} ${spibootaddr} ${spibootsize}; run nandargs; bootm ${loadaddr}; fi;
spibootaddr=0x100000
spibootsize=0x400000
spidev=0
stderr=serial
stdin=serial
4 L9 \1 l$ x4 D  {stdout=serial
ver=U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)
8 Y. V' W- G  b
- C& ^5 D+ w9 r- N; ~# @# _0 J
+ v+ |) c9 F9 n/ u7 U3 ?还是不行

robinluo123

Started slave procId 0.
* o/ I" y5 j# m# p2 O( h+ ../host/host_app -qws
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
5 E+ Z, h. ^* c3 |[DEBUG|resource_sync_wait@resource_sync.c,86] wait resource 1
[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 0 had ready
9 B4 I  F+ b8 `. N7 l. @; {2 H( @! k[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
Camera-Camera
[   34.616261] host_app: page allocation failure: order:10, mode:0xd0
. d- y* W. s  C9 R4 n* z$ G[   34.627157] Backtrace:
[   34.630203] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
[   34.652340]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
8 U* J$ F- n6 o+ q+ Y[   34.658528] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
[   34.669739] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
[   34.681238]  r3:00000000 r2:00000000
  @& r& L! V7 b; s2 _1 ^[   34.685216]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
% G5 L) Y. c/ e) X- l1 N0 d[   34.691084] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
& g7 |; E9 Q+ O- a9 o" `[   34.703957] [<c000df44>] (__dma_alloc+0x0/0x2fc) from [<c000e2d0>] (dma_alloc_coherent+0x5c/0x68)
[   34.714824] [<c000e274>] (dma_alloc_coherent+0x0/0x68) from [<c02e2a4c>] (__videobuf_mmap_mapper+0xac/0x188)
$ |+ X2 r  v$ G9 ^, T. \[   34.726242]  r7:c1bded90 r6:c1371700 r5:c12bd688 r4:c1371764
  v2 `8 r" A% w9 A! T[   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
[   34.751646] [<c02e0650>] (videobuf_mmap_mapper+0x0/0x114) from [<c02eb1fc>] (vpif_mmap+0x40/0x50)
. z! C, O& R% v4 d0 z: y2 G[   34.763159]  r5:c12bd688 r4:c1bdec00
[   34.766879] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
* v8 }( b7 W3 q6 f- s[   34.777146]  r5:c1bffe00 r4:c1371280
. ~- c+ |2 H$ d2 e5 Y' m[   34.780857] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
" p1 b( E; {6 _6 l, R/ j[   34.791444]  r7:c1371280 r6:000000ff r5:c12bd688 r4:00000000
  V8 O/ D5 ~8 k2 w% S[   34.797615] [<c007a694>] (mmap_region+0x0/0x494) from [<c007adec>] (do_mmap_pgoff+0x2c4/0x324)
8 K9 k" V. ]/ F[   34.808680] [<c007ab28>] (do_mmap_pgoff+0x0/0x324) from [<c007aeec>] (sys_mmap_pgoff+0xa0/0xd0)
6 }$ l+ M. ?8 z/ \[   34.823582] [<c007ae4c>] (sys_mmap_pgoff+0x0/0xd0) from [<c0009440>] (ret_fast_syscall+0x0/0x2c)
& C" y. x: p# ^, `; N$ y2 e[   34.842578] Mem-info:
  e2 v2 G- l$ `) k[   34.844908] DMA per-cpu:
$ A9 ?# A, P+ G1 T% `[   34.847474] CPU    0: hi:    0, btch:   1 usd:   0
[   34.852369] active_anon:1439 inactive_anon:35 isolated_anon:0
) r# l* a( ^4 l; \; T' @[   34.852388]  active_file:718 inactive_file:601 isolated_file:0
[   34.852404]  unevictable:0 dirty:0 writeback:0 unstable:0
' c) j; D5 n7 O5 Q[   34.852420]  free:665 slab_reclaimable:289 slab_unreclaimable:815
[   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
" D! ?7 {/ v* }( d) _8 K[   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
7 ?4 n8 f$ u8 u8 D[   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
[   35.081983] Free swap  = 0kB
4 R7 ~# J0 c% O1 V+ r[   35.085058] Total swap = 0kB
[   35.089678] 8192 pages of RAM
/ I; |6 G4 j$ r2 q+ t) j[   35.103088] 2019 free pages
[   35.105926] 1555 reserved pages
[   35.109090] 869 slab pages
  |5 _8 ~9 z  g[   35.111813] 161 pages shared
4 h% h& i8 l0 t+ \, Q& \/ t! |[   35.132854] 0 pages swap cached
3 l" @( x2 v' w8 @[   35.136068] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
) ?( J5 d6 Z. E1 s2 o" wCannot mmap = 0 buffer
VIDIOC_STREAMON
: Input/output error
8 ]3 I' I0 c2 _' c$ b[ERROR|start@capturer.cpp,27] fail to start capture
QThread::start: Thread creation error: Resource temporarily unavailable
[DEBUG|start@playbacker.cpp,25] it's about to start playback
/ g6 q8 Z+ W& D5 p2 x

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
# o5 p( }  b  K, l             total       used       free     shared    buffers     cached
) R5 U0 J3 K8 H+ B! T/ ^Mem:         26548      19728       6820          0          0       2884
-/+ 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。