HI yajin:
Glad to see that you are play with MIPS ;-)
I spend a few times looking into the code, and find it will creat all the
device nodes during
execution of init.
system/core/init/ -> file devices.c -> handle_device_event ->make_device
Dennis
On Mon, Oct 12, 2009 at 6:07 PM, yajin <yajinz...@vm-kernel.org> wrote:
>
> Hi all,
>
> Now I am working on adding goldfish target support to MIPS target so
> that the MIPS users can have a SDK to play with.
>
> The kernel part works well until entering the userland. The init hangs
> when calling ashmem_create_region. In function ashmem_create_region,
> it will open /dev/ashmem and it return -1 and the errno is 19 which
> means no such devices. I do not find where this device(/dev/ashmem) is
> created? Can anyone tell me the code path of creating device /dev/
> ashmem? Thanks very much.
>
> int ashmem_create_region(const char *name, size_t size)
> {
> ......
> fd = open(ASHMEM_DEVICE, O_RDWR);
> if (fd < 0)
> return fd;
>
> ......
> }
>
>
> yajin
> http://vm-kernel.org/blog
>
>
> >
>
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