face_detect双核通信

robinluo123

root@tl:/face_detect/run# ./run.sh
# {" E$ Y) E0 \& F2 F, F
+ MODULE_NAME=syslink
, j8 D4 v8 U7 P: X+ lsmod
0 z! D7 K0 o8 ?- ~' o, J. k2 b4 X+ grep syslink
; O7 E6 ^3 j. V# s3 v3 l7 a; P+ '[' 0 -ne 0 ']'
+ ./slaveloader startup DSP ../dsp/bin/debug/server_dsp.xe674
Attached to slave procId 0.
! e5 Y7 H3 K& c1 D) ^, N2 o+ g- fLoading procId 0.
Loaded file ../dsp/bin/debug/server_dsp.xe674 on slave procId 0.
1 A/ h' T0 i) O6 UStarted slave procId 0.
! A* e) K' Q3 k& C1 v$ C* _+ }+ ../host/host_app -qws
[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 J: I+ _+ C- J9 W- Z: b) a* k. F[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
  }6 G( j/ s7 K! a! V0 |( e[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
7 l" c3 W8 n) l: D$ [3 W9 ]0 V[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
. E% m) p6 [% i$ `; J( m2 e$ I0 s[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
' ~" j, z1 R6 Q$ p[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
5 e/ L9 ^# @9 ^[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
6 t4 Y6 V9 u6 U3 h5 O# f[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
+ ]4 h: O' z5 N( K1 X[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
; f2 z9 j2 w& c0 `. I  v8 I2 T[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
2 s5 Z. w% d* b$ J+ M3 y[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 E8 Q7 n# N" P6 B, R! ?5 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
7 e. Q9 [) k  Q- k% r0 I0 u% |Camera-Camera
[   76.366400] host_app: page allocation failure: order:10, mode:0xd0
[   76.377606] Backtrace:
2 M: n! y- y& \4 x, A3 j4 Q[   76.380222] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
[   76.397060]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
: e- B) N- o5 E# P) \1 {5 E[   76.403249] [<c041945c>] (dump_stack+0x0/0x1c) from [<c0061e0c>] (warn_alloc_failed+0xf8/0x11c)
; |; O0 [, n$ [% O' N[   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
% i9 a! j* V+ d+ h) ~1 P5 t[   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)
[   76.459091] [<c000e274>] (dma_alloc_coherent+0x0/0x68) from [<c02e2a4c>] (__videobuf_mmap_mapper+0xac/0x188)
; \% V, l5 I5 w1 c" d+ A9 p[   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)
9 i) L& ~! F" A* d, ^[   76.489213]  r8:b52dc000 r7:c1113380 r6:c12d1b00 r5:c1bded90 r4:c12d1b00
. i# O0 V( Y+ }* K6 I2 N1 N[   76.496486] [<c02e0650>] (videobuf_mmap_mapper+0x0/0x114) from [<c02eb1fc>] (vpif_mmap+0x40/0x50)
[   76.507848]  r5:c12d1b00 r4:c1bdec00
: S- S: u& [( V/ o; c[   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)
, l9 D9 V: m( E  t; g/ l[   76.574327] Mem-info:
[   76.576657] DMA per-cpu:
[   76.579223] CPU    0: hi:    0, btch:   1 usd:   0
+ j, J  X6 F! C( q9 p/ |' u[   76.587174] active_anon:1430 inactive_anon:35 isolated_anon:0
; L5 s4 T* P$ e$ ~; X6 `: F[   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
; L2 c  V- i% w& f) R8 ^9 E( m9 B[   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
[   76.661444] lowmem_reserve[]: 0 0 0
/ Q5 t# p1 v4 d5 _7 u$ i[   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
6 |+ a* u7 _: ^" I[   76.677034] 1884 total pagecache pages
[   76.680817] 0 pages in swap cache
. E. s; I" u1 o6 p- A. ^1 y[   76.687285] Swap cache stats: add 0, delete 0, find 0/0
- N4 U: D5 ?* X7 E[   76.693996] Free swap  = 0kB
[   76.696926] Total swap = 0kB
1 u! `8 A( `' I1 o. O3 P4 C, Z& K) a3 R7 O[   76.701578] 8192 pages of RAM
[   76.707668] 405 free pages
! A' B$ G0 c) h0 U2 V. P[   76.710418] 1555 reserved pages
[   76.715882] 838 slab pages
[   76.718631] 1851 pages shared
[   76.721620] 0 pages swap cached
/ |6 Q! R& t/ L[   76.728009] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
. n6 x) w' W1 L, h% eCannot mmap = 0 buffer
7 X& H/ X% a7 j# k) S% q5 vVIDIOC_STREAMON
: Input/output error
[ERROR|start@capturer.cpp,27] fail to start capture
* g/ K% ~3 A- h9 D# VQThread::start: Thread creation error: Resource temporarily unavailable
[DEBUG|start@playbacker.cpp,25] it's about to start playback

2 J" b: t5 R# y0 k! k用led双核可以，这个demo就不行了，怎么解决啊

! h. W$ f* ?# [* _

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
( [% n$ {  f, g' O             total       used       free     shared    buffers     cached
Mem:         26548      19728       6820          0          0       2884
! {- q  j4 z  i8 m$ g- ]# A1 r-/+ buffers/cache:      16844       9704
Swap:            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.
+ ../host/host_app -qws
$ T4 x9 p8 G$ a8 W, g- Y5 @[TRACE|resource_sync_pair_wait@resource_sync.c,68] try sync
[DEBUG|resource_sync_wait@resource_sync.c,86] wait resource 1
2 r9 a0 N  x4 {- b2 F* K3 R[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 0 had ready
1 V. i8 V% I* b/ T[DEBUG|resource_sync_event_handle@resource_sync.c,45] resource 1 had ready
- }  }& E; Y8 b  b- G$ B. [[DEBUG|resource_sync_post@resource_sync.c,96] post resource 2 had ready
( Q- q) N* a; K3 c. P1 R# d# ?7 ICamera-Camera
[   34.616261] host_app: page allocation failure: order:10, mode:0xd0
[   34.627157] Backtrace:
4 G- T/ v3 N) I, I1 _& u- S[   34.630203] [<c000c580>] (dump_backtrace+0x0/0x114) from [<c0419474>] (dump_stack+0x18/0x1c)
# ^5 ?' F+ M- ^+ ~6 |% c[   34.652340]  r7:00000000 r6:0000000a r5:000000d0 r4:00000001
[   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
[   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)
& X* F4 S! C3 |6 J- W1 V$ y[   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
[   34.732056] [<c02e29a0>] (__videobuf_mmap_mapper+0x0/0x188) from [<c02e0724>] (videobuf_mmap_mapper+0xd4/0x114)
% d" L" c2 U7 M+ y+ z[   34.744717]  r8:b5317000 r7:c1371280 r6:c12bd688 r5:c1bded90 r4:c12bd688
, U, {  }0 k  z& U6 w, B- R[   34.751646] [<c02e0650>] (videobuf_mmap_mapper+0x0/0x114) from [<c02eb1fc>] (vpif_mmap+0x40/0x50)
" U0 p7 b: l" ]1 [" T3 l[   34.763159]  r5:c12bd688 r4:c1bdec00
1 w+ I+ u  u+ U/ y[   34.766879] [<c02eb1bc>] (vpif_mmap+0x0/0x50) from [<c02d20e4>] (v4l2_mmap+0x70/0x90)
[   34.777146]  r5:c1bffe00 r4:c1371280
5 \& j( e0 y$ F% s[   34.780857] [<c02d2074>] (v4l2_mmap+0x0/0x90) from [<c007a8f0>] (mmap_region+0x25c/0x494)
[   34.791444]  r7:c1371280 r6:000000ff r5:c12bd688 r4:00000000
[   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)
0 y9 L+ M( ?& A[   34.823582] [<c007ae4c>] (sys_mmap_pgoff+0x0/0xd0) from [<c0009440>] (ret_fast_syscall+0x0/0x2c)
; \. r1 \9 M% v# w8 C* g[   34.842578] Mem-info:
[   34.844908] DMA per-cpu:
/ w: _) S9 B+ a' L' l$ z4 [7 v$ W[   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
# U3 W2 m8 C  S% E: F# R[   34.852404]  unevictable:0 dirty:0 writeback:0 unstable:0
0 v+ s+ C( P) J0 B[   34.852420]  free:665 slab_reclaimable:289 slab_unreclaimable:815
  v# d' m  u3 H- Z. W9 a  a! a[   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
[   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
% l) d% ^: a$ x[   35.054676] 214 total pagecache pages
7 l2 |: M0 o! y( z+ m[   35.058399] 0 pages in swap cache
* {: X2 C. ^0 m1 n/ C[   35.061743] Swap cache stats: add 0, delete 0, find 0/0
2 B0 d$ d) m% _$ K" M3 U$ {[   35.081983] Free swap  = 0kB
[   35.085058] Total swap = 0kB
4 j: @8 S. y( H, a! w[   35.089678] 8192 pages of RAM
[   35.103088] 2019 free pages
[   35.105926] 1555 reserved pages
[   35.109090] 869 slab pages
[   35.111813] 161 pages shared
[   35.132854] 0 pages swap cached
7 L' Z% F+ `# p- v: M- ]$ e: }& C[   35.136068] vpif_capture vpif_capture: dma_alloc_coherent size 4149248 failed
Cannot mmap = 0 buffer
- {2 W: V+ Z4 ?; [' jVIDIOC_STREAMON
: X6 r; b1 }8 _' v  v: 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
- ~7 l8 ?8 \9 a. a& D8 D, R' j

robinluo123

da850-panel=TL070A
emac-mode=mii
: ~- `1 ~$ M4 E/ `7 [. t$ oethact=DaVinci-EMAC
" ^; m$ S/ X7 eethaddr=16:01:c0:17:45:e5
hwconfig=dsp:wake=yes
2 ~) |$ D& B" r; I; W+ i$ Gipaddr=10.3.2.99
) j: }4 _0 h% Q: \2 t0 `3 b5 oloadaddr=0xc0700000
0 J8 z5 _3 {1 f" W% ~: oloadbootscr=fatload mmc ${mmcdev} ${scraddr} ${bootscr}
' I% j) s9 Q" i, ploadimage=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}
8 D4 T# Z6 M7 U  O0 Q4 wmem_args=mem=32M@0xc0000000 mem=64M@0xc4000000
0 N' `: d8 J& @( Rmmcargs=setenv bootargs ${commonargs} root=${mmcroot} rootfstype=${mmcrootfstype}
+ w0 z! G8 U( `4 X* r; pmmcboot=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 ${loadaddr}; fi; fi;
mmcdev=0
mmcroot=/dev/mmcblk0p2 rw
! u+ u" f* u8 j, N. Bmmcrootfstype=ext3 rootwait
mtddevname=env
mtddevnum=0
, h4 d+ b( J4 a  N6 Imtdids=nand0=davinci_nand.0
mtdparts=mtdparts=davinci_nand.0:128k(env),512k(spl),512k(u-boot),4m(kernel),-(filesystem)
) l% y$ t4 C/ U; r. `nandargs=setenv bootargs ${commonargs} root=${nandroot} rootfstype=${nandrootfstype}
nandboot=if nboot ${nandbootpart}; then echo Booting from nand ...; run nandargs; bootm ${loadaddr}; fi;
nandbootpart=kernel
nanddev=0
7 j% P+ n8 x3 C& b+ s% ^1 l, i* C4 inandroot=ubi0_0 ubi.mtd=4,2048
# Y% g* T& C/ [. N  z! J  v, a0 _2 rnandrootfstype=ubifs
0 B4 B- o5 f+ `9 k$ Qnetmask=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
  O& C! C3 W; e8 Zpartition=nand0,0
7 V- P3 k) \! f0 c; V1 Escraddr=0xc0600000
& A0 s  d- L1 q7 s2 K8 Gserverip=10.3.2.175
spiboot=if sf probe ${spidev}; then sf read ${loadaddr} ${spibootaddr} ${spibootsize}; run nandargs; bootm ${loadaddr}; fi;
spibootaddr=0x100000
spibootsize=0x400000
, }3 y, L' O/ C! q7 M7 q8 b) mspidev=0
9 Y, ~! B' P& a0 p1 @1 I& Q8 p1 r! I) kstderr=serial
stdin=serial
stdout=serial
  I. c) ^# U! U7 x( I9 ]ver=U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)

7 }7 Q( M2 P" b- z2 J
( T& J5 Z# b/ W$ L1 y) Y$ u还是不行

teddy

需要配置vpif的缓存；
  t# z* \  C/ ^" J) Y) }8 }( \1.vpif capture模式选择，vpif_capture_format值：
" I: [5 k  F! {" }2 r2 w$ uHDTV：预留
/ Q$ ?5 v& E! C6 KSDTV: TL5147
. ?' T- k/ N! c, X3 w0 E) Q) jRAW:TL2640
2.（ov2640配置分辨率为640*480 = 640*480*2 = 614400）
vpif_capture.ch0_bufsize=614400
例如：
" b: q6 C4 o" N$ e: TU-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。
$ H$ q7 L; n9 T1 Q) W0 @  ~9 S* v setenv optargs  ${optargs} vpif_capture_format=SDTV vpif_capture.ch0_bufsize=614400