face_detect双核通信

robinluo123

root@tl:/face_detect/run# ./run.sh
+ L6 i, Z5 h% K6 h9 ]
+ MODULE_NAME=syslink
0 }9 j8 v$ w! C+ f& X+ lsmod
+ grep syslink
+ '[' 0 -ne 0 ']'
* B- z2 d: w" _! |/ Y1 H+ ./slaveloader startup DSP ../dsp/bin/debug/server_dsp.xe674
6 z: P: m3 J2 I7 x7 [0 xAttached to slave procId 0.
2 C- {4 f9 ?0 T* oLoading procId 0.
1 Y6 x# w# h9 h9 {) Z! SLoaded file ../dsp/bin/debug/server_dsp.xe674 on slave procId 0.
Started slave procId 0.
+ ../host/host_app -qws
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
) t5 D6 Y; }0 a+ e# j* ]# h[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
8 ~4 Y# D/ F% |' D, q  ?4 U[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
: u* i1 v5 v4 Y9 j9 z[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
3 ]7 l- I# l$ G  @0 z: 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
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
5 d  k0 V1 g5 ?& F' s[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
6 [' G' M$ h  ^' S6 ^: x[DEBUG|resource_sync_wait@resource_sync.c,86] wait resource 1
" I& g' l2 K) N8 ^& b4 B[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 0 had ready
: ]! E& J) g/ S# q4 D! a! {[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 1 had ready
  G% m0 N( M8 W[DEBUG|resource_sync_post@resource_sync.c,96] post resource 2 had ready
Camera-Camera
[   76.366400] host_app: page allocation failure: order:10, mode:0xd0
[   76.377606] Backtrace:
+ M/ @& {8 i3 w) ]1 E- u& b[   76.380222] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
3 f! R1 S3 F" `* v/ A[   76.397060]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
4 B0 {3 T  T9 _& H. U5 S0 N: l[   76.403249] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
- ~( F' H  _6 y% Y[   76.412099] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
[   76.425768]  r3:00000000 r2:00000000
- C# A9 S8 P( u7 K3 f[   76.429410]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
[   76.436700] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
8 P8 D9 c% e# R' X; X[   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)
5 s$ v7 h, C: ^7 O" f# o[   76.470521]  r7:c1bded90 r6:c1113b80 r5:c12d1b00 r4:c1113be4
( g% U% z8 |+ s" p3 W" F[   76.476678] [<c02e29a0>] (__videobuf_mmap_mapper+0x0/0x188) from [<c02e0724>] (videobuf_mmap_mapper+0xd4/0x114)
0 }  X* _0 n- J  q5 ~[   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
- x3 v& |6 P9 r6 Z# `3 [9 p# Q[   76.511602] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
[   76.521828]  r5:c1bffe00 r4:c1113380
[   76.526209] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
[   76.536792]  r7:c1113380 r6:000000ff r5:c12d1b00 r4:00000000
[   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:
# L8 c2 i  s- r( F( g+ @% d[   76.579223] CPU    0: hi:    0, btch:   1 usd:   0
5 N+ M$ x1 X" v# Z[   76.587174] active_anon:1430 inactive_anon:35 isolated_anon:0
[   76.587198]  active_file:867 inactive_file:896 isolated_file:0
/ x9 |9 M1 z* v9 ?7 D* A% N[   76.587216]  unevictable:0 dirty:0 writeback:0 unstable:0
: n# [4 h% h- M+ i! @! v; e[   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
/ ~" m7 S) P5 x. X3 y  i[   76.661444] lowmem_reserve[]: 0 0 0
  j7 o, P6 V# f8 ]. A[   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
1 Y/ M8 r& O* w! l% i/ o[   76.677034] 1884 total pagecache pages
$ ]8 {( o0 ?. r9 O2 D! x[   76.680817] 0 pages in swap cache
[   76.687285] Swap cache stats: add 0, delete 0, find 0/0
0 K7 f$ s9 b! q- G* ?[   76.693996] Free swap  = 0kB
1 J7 g' s7 P" t* P+ m[   76.696926] Total swap = 0kB
/ r" b$ d% E$ C4 G) u1 o  u- W# V6 D[   76.701578] 8192 pages of RAM
[   76.707668] 405 free pages
[   76.710418] 1555 reserved pages
[   76.715882] 838 slab pages
[   76.718631] 1851 pages shared
  n5 q' e- c; e[   76.721620] 0 pages swap cached
% x6 j9 R  D7 |# e[   76.728009] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
8 v' x2 H* e' e: uCannot mmap = 0 buffer
VIDIOC_STREAMON
: Input/output error
[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
4 _) o; z, T+ n" ~
用led双核可以，这个demo就不行了，怎么解决啊
) Q( }) }  n" y( K8 M/ @/ C( I
; g7 o# g+ o! ~( o; ^, A

teddy

需要配置vpif的缓存；
1.vpif capture模式选择，vpif_capture_format值：
HDTV：预留
SDTV: TL5147
RAW:TL2640
& m' N% C& @( q0 |$ \$ K0 I$ b2.（ov2640配置分辨率为640*480 = 640*480*2 = 614400）
3 B  ^' i* N2 M1 K2 R( D8 [vpif_capture.ch0_bufsize=614400
- h  s0 \: _2 I% A/ Q例如：
/ m. c. P$ a1 s; J  X" wU-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。
setenv optargs  ${optargs} vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400

robinluo123

da850-panel=TL070A
% o' q5 W  f$ P5 L8 b- f  N0 pemac-mode=mii
ethact=DaVinci-EMAC
0 p! P* q8 h% Fethaddr=16:01:c0:17:45:e5
hwconfig=dsp:wake=yes
0 S! y2 f7 ~' {9 _* U0 [1 [4 @ipaddr=10.3.2.99
loadaddr=0xc0700000
loadbootscr=fatload mmc ${mmcdev} ${scraddr} ${bootscr}
loadimage=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}
" Y$ N/ t; L1 R. m4 A  Mmem_args=mem=32M@0xc0000000 mem=64M@0xc4000000
mmcargs=setenv bootargs ${commonargs} root=${mmcroot} rootfstype=${mmcrootfstype}
2 j" O7 }4 j. t/ }( \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;
mmcdev=0
mmcroot=/dev/mmcblk0p2 rw
mmcrootfstype=ext3 rootwait
mtddevname=env
. G' C% {0 |( J' [8 S% B/ u- Jmtddevnum=0
" h5 s8 C2 E6 Q% M! Y0 i+ k* Bmtdids=nand0=davinci_nand.0
  S- k4 z2 A/ B  |/ smtdparts=mtdparts=davinci_nand.0:128k(env),512k(spl),512k(u-boot),4m(kernel),-(filesystem)
nandargs=setenv bootargs ${commonargs} root=${nandroot} rootfstype=${nandrootfstype}
nandboot=if nboot ${nandbootpart}; then echo Booting from nand ...; run nandargs; bootm ${loadaddr}; fi;
) _+ A% D( v6 m+ t4 ]& |( ]- hnandbootpart=kernel
) E7 _$ t) b# D2 p2 Mnanddev=0
nandroot=ubi0_0 ubi.mtd=4,2048
6 s- h- X" K4 gnandrootfstype=ubifs
8 Z6 O) U* a) V- s* w9 S! ?netmask=255.255.255.0
( E2 A$ G4 t. u2 H8 tnfsargs=setenv bootargs ${commonargs} ip=dhcp root=/dev/nfs nfsroot=${serverip}{nfspath},nolock rw
- K7 |6 s1 R- V+ Doptargs=vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400
partition=nand0,0
scraddr=0xc0600000
- r, r& W! D" T4 |serverip=10.3.2.175
' @3 z! u3 q6 ispiboot=if sf probe ${spidev}; then sf read ${loadaddr} ${spibootaddr} ${spibootsize}; run nandargs; bootm ${loadaddr}; fi;
& K- Q. a2 B/ c3 C# u. S5 kspibootaddr=0x100000
spibootsize=0x400000
" V6 }' u# ~, ]5 X4 ospidev=0
0 @6 _3 B- J9 ostderr=serial
, h. j2 F5 v% @3 E% n6 Dstdin=serial
stdout=serial
ver=U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)


0 p' g; |0 F1 n- u: z* @还是不行
, u( d0 ^( Z: h( j" |7 ~

robinluo123

Started slave procId 0.
+ ../host/host_app -qws
; q& k- B/ @; Q( c$ b[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
4 _) J- Q" \! ?1 g$ L7 o[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
  x7 t& @) N8 T  `  d2 SCamera-Camera
  _9 f; O: V, l  V4 @4 ^[   34.616261] host_app: page allocation failure: order:10, mode:0xd0
[   34.627157] Backtrace:
[   34.630203] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
) b0 o- t, c! B2 ~7 O# y[   34.652340]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
" Z. b- ~  p9 I* S5 I; J[   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)
, F  P9 g1 ?# ~* E2 A, @' T[   34.681238]  r3:00000000 r2:00000000
[   34.685216]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
2 H1 T. n* Y) n+ a. M[   34.691084] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
* S) r2 W; [% u! y0 Q[   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)
8 @7 G/ p& y6 c: H2 h% F[   34.726242]  r7:c1bded90 r6:c1371700 r5:c12bd688 r4:c1371764
[   34.732056] [<c02e29a0>] (__videobuf_mmap_mapper+0x0/0x188) from [<c02e0724>] (videobuf_mmap_mapper+0xd4/0x114)
; ^" O) f0 D6 R% z& S[   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)
$ m, N+ B  a, n3 [% L) B[   34.763159]  r5:c12bd688 r4:c1bdec00
' d3 S6 T+ A0 K! D& R& k6 ^/ z( e[   34.766879] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
% @5 c& E! M' j; h& X) N; l! O% R[   34.777146]  r5:c1bffe00 r4:c1371280
9 B7 ]* g. F+ r# ]4 P+ h[   34.780857] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
[   34.791444]  r7:c1371280 r6:000000ff r5:c12bd688 r4:00000000
" o# M3 ~' S( k7 p0 L; M! g& M[   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:
, L7 S" a1 A4 u8 _[   34.847474] CPU    0: hi:    0, btch:   1 usd:   0
, {8 s7 ?. D& c$ y# a[   34.852369] active_anon:1439 inactive_anon:35 isolated_anon:0
( r5 g# I# v& J/ r0 E: q  |) c[   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
[   34.852437]  mapped:1087 shmem:132 pagetables:122 bounce:0
6 O3 @6 c! T2 J[   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
; ~6 g& D9 T: T# j7 Z9 s[   35.023590] lowmem_reserve[]: 0 0 0
1 m1 H$ h" T5 h  t[   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
( D- Q) U: R; `' V% p[   35.054676] 214 total pagecache pages
  U! ^5 z3 |7 {' P. H2 E- {  j$ y[   35.058399] 0 pages in swap cache
[   35.061743] Swap cache stats: add 0, delete 0, find 0/0
[   35.081983] Free swap  = 0kB
' L  R3 q" a  |# ~' [7 H8 i[   35.085058] Total swap = 0kB
6 g. _; |" o4 h$ T, Y: M( N[   35.089678] 8192 pages of RAM
& O! W8 H+ x! h/ Z' F& u[   35.103088] 2019 free pages
2 i2 W" m/ L: N[   35.105926] 1555 reserved pages
[   35.109090] 869 slab pages
' L; ^; Z( m4 r  n8 p3 R: C* D[   35.111813] 161 pages shared
7 H  E' y' |( ]; N, R[   35.132854] 0 pages swap cached
+ e+ s- z$ T( r0 c[   35.136068] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
5 B8 Z1 }: v  t/ O" Q* p" oCannot mmap = 0 buffer
9 N3 D  l* e) ^+ `2 lVIDIOC_STREAMON
" K$ X6 S( m" `$ i: Input/output error
4 l: ]4 j, s' K4 [3 S[ERROR|start@capturer.cpp,27] fail to start capture
; a$ d0 c5 u* k# E) s( Z* aQThread::start: Thread creation error: Resource temporarily unavailable
[DEBUG|start@playbacker.cpp,25] it's about to start playback

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
             total       used       free     shared    buffers     cached
9 ^6 k& K* F' I9 E' a4 ]Mem:         26548      19728       6820          0          0       2884
! k% l$ \; ~/ S/ B% S' B-/+ 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。