Re: Problems with Toshiba SD-W2002 DVD-RAM drive (IDE)

[s-jaschke@t-online.de (Stefan Jaschke)]

> > I applied your patch to 2.4.4-pre4. It compiled fine, but crashed during
> > boot (just right after the IDE init) with
>
> This should fix it.

It boots now. But I still cannot read a DVD-RAM disk (same behavior 
as before):
# strace dd of=/dev/null if=/dev/hdc bs=2k count=3
open("/dev/hdc", O_RDONLY|O_LARGEFILE)  = 0
close(1)                                = 0
open("/dev/null", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0666) = 1
rt_sigaction(SIGINT, NULL, {SIG_DFL}, 8) = 0
rt_sigaction(SIGINT, {0x80493d0, [], 0x4000000}, NULL, 8) = 0
rt_sigaction(SIGQUIT, NULL, {SIG_DFL}, 8) = 0
rt_sigaction(SIGQUIT, {0x80493d0, [], 0x4000000}, NULL, 8) = 0
rt_sigaction(SIGPIPE, NULL, {SIG_DFL}, 8) = 0
rt_sigaction(SIGPIPE, {0x80493d0, [], 0x4000000}, NULL, 8) = 0
rt_sigaction(SIGUSR1, NULL, {SIG_DFL}, 8) = 0
rt_sigaction(SIGUSR1, {0x8049440, [], 0x4000000}, NULL, 8) = 0
brk(0x8054000)                          = 0x8054000
read(0, "", 2048)                       = 0
write(2, "0+0 records in\n", 150+0 records in
)        = 15
write(2, "0+0 records out\n", 160+0 records out
)       = 16
close(0)                                = 0
close(1)                                = 0
_exit(0)                                = ?
------------------
Nor mke2fs:

# strace mke2fs -b 2048 /dev/hdc
open("/dev/hdc", O_RDONLY|O_LARGEFILE)  = 3
ioctl(3, BLKGETSIZE, 0xbffff524)        = 0
close(3)                                = 0
open("/dev/hdc", O_RDWR|O_LARGEFILE)    = 3
time(NULL)                              = 987682145
old_mmap(NULL, 472477696, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 
-1, 0) = -1 ENOMEM (Cannot allocate memory)
brk(0x242e7000)                         = 0x8050000
old_mmap(NULL, 2097152, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, 
-1, 0) = 0x40159000
munmap(0x40159000, 684032)              = 0
munmap(0x40300000, 364544)              = 0
mprotect(0x40200000, 32768, PROT_READ|PROT_WRITE) = 0
old_mmap(NULL, 472477696, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 
-1, 0) = -1 ENOMEM (Cannot allocate memory)
old_mmap(NULL, 472477696, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 
-1, 0) = -1 ENOMEM (Cannot allocate memory)
close(3)                                = 0
write(2, "/dev/hdc", 8/dev/hdc)                 = 8
write(2, ": ", 2: )                       = 2
write(2, "Memory allocation failed", 24Memory allocation failed) = 24
write(2, " ", 1 )                        = 1
write(2, "while setting up superblock", 27while setting up superblock) = 27
)                       = 1
write(2, "\n", 1
)                       = 1
_exit(1)                                = ?

Cheers,
Stefan