face_detect双核通信

robinluo123

root@tl:/face_detect/run# ./run.sh
' V9 o" X6 i+ \: c' t! N: V
+ MODULE_NAME=syslink
# |; v; ]2 F1 {' T  S# k+ lsmod
+ grep syslink
+ '[' 0 -ne 0 ']'
2 [, w  C' X$ F+ q* E8 J+ ./slaveloader startup DSP ../dsp/bin/debug/server_dsp.xe674
Attached to slave procId 0.
3 z* r) Y/ ~5 G0 jLoading procId 0.
- R8 P  ]: _$ w( \& o/ Q/ e4 z. R0 KLoaded file ../dsp/bin/debug/server_dsp.xe674 on slave procId 0.
  k6 `1 [+ i0 Z$ d/ IStarted slave procId 0.
0 z. ?* `, {& o* X5 y+ ../host/host_app -qws
8 Z% v4 Q1 W6 t& J+ h; B[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
9 N/ _, O8 Q& Y- ]3 [3 `[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 N  D) A& d$ m; i, m. p4 t, m[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
1 p0 }/ T1 \/ U. ~[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
9 ]$ F, {8 `" o0 ]8 t[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
0 Q) y* T$ L9 P[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
/ j, V: V& _2 x7 u[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
* b7 B( X# r+ q" o, W[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
& u, u: r( B, W; D, q[DEBUG|resource_sync_wait@resource_sync.c,86] wait resource 1
* c) O. m2 D' {$ y5 _3 H[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 0 had ready
& C1 u0 g0 G: G$ t% d" c+ `[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
- ?; c$ p6 a+ b4 c% OCamera-Camera
[   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)
& p5 p) F: B' b[   76.397060]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
8 g: Q! j5 r5 f$ k  l[   76.403249] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
) @/ e# e  p. y0 T2 P  F2 `& G5 O[   76.412099] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
[   76.425768]  r3:00000000 r2:00000000
0 [5 s' I  {& [! k% k* q[   76.429410]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
. m* I) x) o; A# x; |7 |! r[   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)
: B" G; f' D/ Z. s[   76.459091] [<c000e274>] (dma_alloc_coherent+0x0/0x68) from [<c02e2a4c>] (__videobuf_mmap_mapper+0xac/0x188)
4 S) z7 ~( D4 X& k  b/ y0 F[   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)
, k4 ]- F" v, W* M, |- K$ Y1 k[   76.489213]  r8:b52dc000 r7:c1113380 r6:c12d1b00 r5:c1bded90 r4:c12d1b00
' e9 f" z, ~3 h$ c4 w2 H[   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)
3 d; }' n! o' c/ l+ {4 B[   76.521828]  r5:c1bffe00 r4:c1113380
[   76.526209] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
7 m" ]6 }' i# R8 U[   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)
6 v( r. l' l' u/ R4 X) P2 F8 u[   76.563987] [<c007ae4c>] (sys_mmap_pgoff+0x0/0xd0) from [<c0009440>] (ret_fast_syscall+0x0/0x2c)
; R9 f0 {+ N& i2 t[   76.574327] Mem-info:
  N- e- G. {( B) u1 b1 j* d/ H8 w) w[   76.576657] DMA per-cpu:
[   76.579223] CPU    0: hi:    0, btch:   1 usd:   0
[   76.587174] active_anon:1430 inactive_anon:35 isolated_anon:0
8 H" O& F# T6 S6 L2 o& M1 n+ h[   76.587198]  active_file:867 inactive_file:896 isolated_file:0
[   76.587216]  unevictable:0 dirty:0 writeback:0 unstable:0
[   76.587232]  free:258 slab_reclaimable:286 slab_unreclaimable:789
[   76.587251]  mapped:1276 shmem:132 pagetables:122 bounce:0
# E# B' S+ |+ a' g: J& W+ p[   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
, X6 i, `$ {) M9 C; |. G+ [1 W+ u[   76.661444] lowmem_reserve[]: 0 0 0
' B7 A; ~% F( `) X[   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
( a. ^+ J1 v/ H" G: ^  C/ J[   76.677034] 1884 total pagecache pages
% O& s5 @' S/ R; P[   76.680817] 0 pages in swap cache
- U4 Q' M5 I7 E[   76.687285] Swap cache stats: add 0, delete 0, find 0/0
[   76.693996] Free swap  = 0kB
; R9 r8 M- W1 v7 k  U[   76.696926] Total swap = 0kB
! t8 v8 K3 V- p% b+ L[   76.701578] 8192 pages of RAM
& r. S9 N: o6 i5 ~' x  k[   76.707668] 405 free pages
6 A. g6 o% I& z[   76.710418] 1555 reserved pages
* C5 I0 C, I, v! a[   76.715882] 838 slab pages
6 M4 d+ t( }# c' f[   76.718631] 1851 pages shared
- b  o2 d6 X+ g- e[   76.721620] 0 pages swap cached
[   76.728009] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
% K! W7 a0 k; q, O3 V& rCannot mmap = 0 buffer
$ H2 a8 R- e* G4 gVIDIOC_STREAMON
  I; R% ~) E1 n! n8 F4 n: Input/output error
/ X% q  ?* W# j! y[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

用led双核可以，这个demo就不行了，怎么解决啊

6 b# b/ V3 X1 {# R, Q

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。

robinluo123

root@tl:~/face_detect/run# free
             total       used       free     shared    buffers     cached
/ x0 T. Z4 |+ o2 ]2 m" s* o4 dMem:         26548      19728       6820          0          0       2884
" S& l& I1 ^' Z0 U-/+ buffers/cache:      16844       9704
4 i2 v7 Y& _# ~5 T0 L+ MSwap:            0          0          0                              

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

Started slave procId 0.
8 z$ Q9 X( z, g/ e4 f6 g6 ]4 Y+ ../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
6 G# X" M$ j8 r+ u/ Z2 F: Y( C[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
! W2 h: e; C: z6 |! E* K+ SCamera-Camera
[   34.616261] host_app: page allocation failure: order:10, mode:0xd0
( g9 m: Q. c; P* j! u, @[   34.627157] Backtrace:
[   34.630203] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
; w. p5 ?: A, x; S3 k) U& s( ~[   34.652340]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
[   34.658528] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
+ u1 r& P. u% P# v* \+ e6 ^& ~[   34.669739] [<c0061d14>] (warn_alloc_failed+0x0/0x11c) from [<c006237c>] (__alloc_pages_nodemask+0x54c/0x590)
: `: F+ ?) k: W3 U3 _[   34.681238]  r3:00000000 r2:00000000
, e5 u: @3 I, n, F9 U, S7 a0 e[   34.685216]  r7:00000040 r6:00000035 r5:000000d0 r4:00000000
[   34.691084] [<c0061e30>] (__alloc_pages_nodemask+0x0/0x590) from [<c000e030>] (__dma_alloc+0xec/0x2fc)
; w" V3 F5 I# O2 U! }) H4 B[   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)
[   34.726242]  r7:c1bded90 r6:c1371700 r5:c12bd688 r4:c1371764
/ v0 u/ W3 |) }1 p  N[   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)
5 y4 P4 V! h: f- ]7 n[   34.763159]  r5:c12bd688 r4:c1bdec00
[   34.766879] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
[   34.777146]  r5:c1bffe00 r4:c1371280
. f5 ^% S) o2 |8 ^6 x[   34.780857] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
, }6 ~7 d) D$ q6 [% o; v4 X[   34.791444]  r7:c1371280 r6:000000ff r5:c12bd688 r4:00000000
# ^- S3 r! A8 ]( S[   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)
1 ~* H9 y/ W, q* T( B+ w[   34.842578] Mem-info:
* T' E  p) `% U! p[   34.844908] DMA per-cpu:
[   34.847474] CPU    0: hi:    0, btch:   1 usd:   0
[   34.852369] active_anon:1439 inactive_anon:35 isolated_anon:0
[   34.852388]  active_file:718 inactive_file:601 isolated_file:0
; y9 e5 \6 k+ L0 d. d; n[   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
% \) t: V4 _- W2 p* F[   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
+ m3 U' W2 ?2 j( R) E: i/ m7 Z[   35.023590] lowmem_reserve[]: 0 0 0
5 h4 ^. }; U+ ~" ]8 K[   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
, M' k4 T* f" m[   35.061743] Swap cache stats: add 0, delete 0, find 0/0
4 G$ x& ]! {3 |[   35.081983] Free swap  = 0kB
[   35.085058] Total swap = 0kB
[   35.089678] 8192 pages of RAM
[   35.103088] 2019 free pages
[   35.105926] 1555 reserved pages
[   35.109090] 869 slab pages
& c3 A) t) @1 }# b0 i* a2 f6 _# {[   35.111813] 161 pages shared
' ?: n8 f# R2 {0 f! R[   35.132854] 0 pages swap cached
& x  L& W3 P8 R- Q, n* h[   35.136068] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
8 K9 \' s9 _3 ~% c8 ~Cannot mmap = 0 buffer
VIDIOC_STREAMON
: Input/output error
" b; h3 S2 ]1 F2 Q; x4 }) {[ERROR|start@capturer.cpp,27] fail to start capture
) B# ]6 C# d/ t  o" EQThread::start: Thread creation error: Resource temporarily unavailable
/ m/ a% e5 C- }% {[DEBUG|start@playbacker.cpp,25] it's about to start playback

robinluo123

da850-panel=TL070A
emac-mode=mii
) O6 o& N. Z' c: b) Hethact=DaVinci-EMAC
ethaddr=16:01:c0:17:45:e5
1 X2 u) I: d( ^4 J! n! j. k& @hwconfig=dsp:wake=yes
ipaddr=10.3.2.99
+ n9 c" v. _$ `! S  [loadaddr=0xc0700000
4 Y# X6 h( q$ E, Vloadbootscr=fatload mmc ${mmcdev} ${scraddr} ${bootscr}
loadimage=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}
mem_args=mem=32M@0xc0000000 mem=64M@0xc4000000
+ b, J& D, _' R# R% M7 Ummcargs=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 ${loadaddr}; fi; fi;
! o5 D% k8 B$ c3 ?. w$ Fmmcdev=0
mmcroot=/dev/mmcblk0p2 rw
mmcrootfstype=ext3 rootwait
mtddevname=env
mtddevnum=0
% t: b) t/ j& Z8 |; g; B) jmtdids=nand0=davinci_nand.0
mtdparts=mtdparts=davinci_nand.0:128k(env),512k(spl),512k(u-boot),4m(kernel),-(filesystem)
$ M1 d- Z+ Q  s  Fnandargs=setenv bootargs ${commonargs} root=${nandroot} rootfstype=${nandrootfstype}
nandboot=if nboot ${nandbootpart}; then echo Booting from nand ...; run nandargs; bootm ${loadaddr}; fi;
nandbootpart=kernel
nanddev=0
nandroot=ubi0_0 ubi.mtd=4,2048
8 g, T6 p1 |; ^6 A5 t) q' n; Unandrootfstype=ubifs
  z+ P6 }; K$ R- m% K7 bnetmask=255.255.255.0
3 L) p% L# X: Wnfsargs=setenv bootargs ${commonargs} ip=dhcp root=/dev/nfs nfsroot=${serverip}{nfspath},nolock rw
2 W* {+ w9 W- I; j. ]5 R+ Aoptargs=vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400
! `1 }. M9 S, x) Q" _partition=nand0,0
scraddr=0xc0600000
6 S0 y  E! W" A+ V, S  rserverip=10.3.2.175
/ w; y: x) L$ R3 h- q$ m( Q3 sspiboot=if sf probe ${spidev}; then sf read ${loadaddr} ${spibootaddr} ${spibootsize}; run nandargs; bootm ${loadaddr}; fi;
spibootaddr=0x100000
5 O  c) L. G( i/ P1 qspibootsize=0x400000
spidev=0
' x+ V8 {/ x+ V6 I4 jstderr=serial
stdin=serial
stdout=serial
( j- S5 [) R% L( w- ^ver=U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)
( E, _) `1 m; x, q/ J5 m
$ Z! `2 b) p& o5 a3 H1 b
还是不行

teddy

需要配置vpif的缓存；
; F3 R9 f7 `% A2 q* b1.vpif capture模式选择，vpif_capture_format值：
  W* y+ O+ T: B) Q; ]! y1 f0 xHDTV：预留
3 L  e' |0 ?0 J' u1 L8 d7 @6 |SDTV: TL5147
: K. i2 |5 @. G7 h  qRAW:TL2640
0 |$ k5 K3 @; S% g2.（ov2640配置分辨率为640*480 = 640*480*2 = 614400）
vpif_capture.ch0_bufsize=614400
; K7 m3 T& B9 E  X1 d5 ]5 y  f例如：
U-Boot >      setenv optargs  ${optargs} vpif_capture_format=RAW vpif_capture.ch0_bufsize=614400
8 C3 i5 U, S: i2 K) s# d说明：optargs变量为参数添加变量，主要给需要添加参数传递给内核。
* T$ `) Q) J; N5 O1 e setenv optargs  ${optargs} vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400