[alsa-devel] Using aplay and arecord on an ARM
Paul Kavan
pkavan at gmail.com
Tue Jun 19 23:03:07 CEST 2007
Found a quick workaround....although I would like to clean it up. Still does
not work, but gets past the not finding the alsa.conf part.
strace aplay Noise.wav now gives:
/usr/lib/share/sounds/alsa $ strace aplay Noise.wav
execve("/usr/sbin/aplay", ["aplay", "Noise.wav"], [/* 7 vars */]) = 0
mmap2(NULL, 20, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40005000
stat("/etc/ld.so.cache", {st_mode=S_IFREG|0644, st_size=1150, ...}) = 0
open("/etc/ld.so.cache", O_RDONLY) = 3
mmap2(NULL, 1150, PROT_READ, MAP_SHARED, 3, 0) = 0x40006000
close(3) = 0
open("/usr/lib/libasound.so.2", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0755, st_size=770500, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40007000
read(3, "\177ELF\1\1\1a\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0\24\373\1"..., 4096) =
4096
mmap2(NULL, 770048, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x4000e000
mmap2(0x4000e000, 752456, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0)
= 0x4000e000
mmap2(0x400c6000, 15744, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3,
0xb8) = 0x400c6000
close(3) = 0
munmap(0x40007000, 4096) = 0
open("/lib/libm.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=45812, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40007000
read(3, "\177ELF\1\1\1a\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0t\22\0\000"..., 4096)
= 4096
mmap2(NULL, 81920, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x400ca000
mmap2(0x400ca000, 41428, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0) =
0x400ca000
mmap2(0x400dc000, 4100, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0xa)
= 0x400dc000
close(3) = 0
munmap(0x40007000, 4096) = 0
open("/lib/libdl.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=8900, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40007000
read(3, "\177ELF\1\1\1a\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0(\10\0\000"..., 4096)
= 4096
mmap2(NULL, 40960, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x400de000
mmap2(0x400de000, 5760, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0) =
0x400de000
mmap2(0x400e7000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x1)
= 0x400e7000
close(3) = 0
munmap(0x40007000, 4096) = 0
open("/lib/libpthread.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=63852, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40007000
read(3, "\177ELF\1\1\1a\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0D<\0\0004"..., 4096) =
4096
mmap2(NULL, 106496, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x400e8000
mmap2(0x400e8000, 40952, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0) =
0x400e8000
mmap2(0x400fa000, 21732, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3,
0xa) = 0x400fa000
mmap2(0x40100000, 5788, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x401000
close(3) = 0
munmap(0x40007000, 4096) = 0
open("/lib/libgcc_s.so.1", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=44167, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40007000
read(3, "\177ELF\1\1\1a\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0X\25\0\000"..., 4096)
= 4096
mmap2(NULL, 65536, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40102000
mmap2(0x40102000, 28800, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0) =
0x40102000
mmap2(0x40111000, 548, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x7)
= 0x40111000
close(3) = 0
munmap(0x40007000, 4096) = 0
open("/lib/libc.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=309840, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40007000
read(3, "\177ELF\1\1\1a\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0000\253\0"..., 4096) =
4096
mmap2(NULL, 360448, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x40112000
mmap2(0x40112000, 302380, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED, 3, 0)
= 0x40112000
mmap2(0x40164000, 5172, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3,
0x4a) = 0x40164000
mmap2(0x40166000, 16020, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x40160
close(3) = 0
munmap(0x40007000, 4096) = 0
open("/lib/libm.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=45812, ...}) = 0
close(3) = 0
open("/lib/libdl.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=8900, ...}) = 0
close(3) = 0
open("/lib/libpthread.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=63852, ...}) = 0
close(3) = 0
open("/lib/libgcc_s.so.1", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=44167, ...}) = 0
close(3) = 0
open("/lib/libc.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=309840, ...}) = 0
close(3) = 0
open("/lib/libc.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=309840, ...}) = 0
close(3) = 0
open("/lib/libc.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=309840, ...}) = 0
close(3) = 0
open("/lib/libc.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=309840, ...}) = 0
close(3) = 0
open("/lib/libc.so.0", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=309840, ...}) = 0
close(3) = 0
munmap(0x40006000, 1150) = 0
stat("/lib/ld-uClibc.so.0", {st_mode=S_IFREG|0755, st_size=21096, ...}) = 0
mprotect(0x400dc000, 4096, PROT_READ) = 0
mprotect(0x400e7000, 4096, PROT_READ) = 0
mprotect(0x400fa000, 4096, PROT_READ) = 0
mprotect(0x40164000, 4096, PROT_READ) = 0
mprotect(0x4000c000, 4096, PROT_READ) = 0
ioctl(0, SNDCTL_TMR_TIMEBASE or TCGETS, {B115200 opost isig icanon echo
...}) = 0
ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B115200 opost isig icanon echo
...}) = 0
getpid() = 844
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
setrlimit(RLIMIT_STACK, {rlim_cur=2040*1024, rlim_max=RLIM_INFINITY}) = 0
rt_sigaction(SIGRTMIN, {0x400f1d70, [], 0x4000000 /* SA_??? */}, NULL, 8) =
0
rt_sigaction(SIGRT_1, {0x400f1c98, [RTMIN], 0x4000000 /* SA_??? */}, NULL,
8) = 0
rt_sigaction(SIGRT_2, {0x400f12d0, [], 0x4000000 /* SA_??? */}, NULL, 8) = 0
rt_sigprocmask(SIG_BLOCK, [RTMIN], NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RT_1], NULL, 8) = 0
brk(0) = 0x1c000
brk(0x1d000) = 0x1d000
stat("/home/grhuser/buildroot/build_arm/root/usr/share/alsa/alsa.conf",
{st_mode=S_IFREG|0644, st_s0
open("/home/grhuser/buildroot/build_arm/root/usr/share/alsa/alsa.conf",
O_RDONLY) = 3
ioctl(3, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbed04b14) = -1 ENOTTY
(Inappropriate ioctl for device)
brk(0x1e000) = 0x1e000
read(3, "pcm.!default {\n type hw\n car"..., 4096) = 864
write(2, "ALSA lib ", 9ALSA lib ) = 9
write(2, "conf.c", 6conf.c) = 6
write(2, ":", 1:) = 1
write(2, "975", 3975) = 3
write(2, ":(", 2:() = 2
write(2, "parse_value", 11parse_value) = 11
write(2, ") ", 2) ) = 2
write(2, "card", 4card) = 4
write(2, " is not a string", 16 is not a string) = 16
write(2, "\n", 1
) = 1
write(2, "ALSA lib ", 9ALSA lib ) = 9
write(2, "conf.c", 6conf.c) = 6
write(2, ":", 1:) = 1
write(2, "1588", 41588) = 4
write(2, ":(", 2:() = 2
write(2, "snd_config_load1", 16snd_config_load1) = 16
write(2, ") ", 2) ) = 2
write(2, "_toplevel_", 10_toplevel_) = 10
write(2, ":", 1:) = 1
write(2, "45", 245) = 2
write(2, ":", 1:) = 1
write(2, "1", 11) = 1
write(2, ":", 1:) = 1
write(2, "Invalid argument", 16Invalid argument) = 16
write(2, "\n", 1
) = 1
close(3) = 0
write(2, "ALSA lib ", 9ALSA lib ) = 9
write(2, "conf.c", 6conf.c) = 6
write(2, ":", 1:) = 1
write(2, "3066", 43066) = 4
write(2, ":(", 2:() = 2
write(2, "snd_config_update_r", 19snd_config_update_r) = 19
write(2, ") ", 2) ) = 2
write(2, "/home/grhuser/buildroot/build_ar"...,
63/home/grhuser/buildroot/build_arm/root/usr/share/3
write(2, " may be old or corrupted: consid"..., 54 may be old or corrupted:
consider to remove or f4
write(2, "\n", 1
) = 1
write(2, "aplay", 5aplay) = 5
write(2, ": ", 2: ) = 2
write(2, "main", 4main) = 4
write(2, ":", 1:) = 1
write(2, "545", 3545) = 3
write(2, ": ", 2: ) = 2
write(2, "audio open error: ", 18audio open error: ) = 18
write(2, "Invalid argument", 16Invalid argument) = 16
write(2, "\n", 1
) = 1
exit(1) = ?
Process 844 detached
Not sure if this helps, but trying to make some progress.
Paul
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