Re: mesa egl drm _eglMain() issue

On Fri, Aug 12, 2011 at 11:16 PM, Sergey Omelchenko <[email protected]> wrote:
> I`m trying to start egl app (erlgears_screen from demos) on linux
> framebuffer with drm platform (with enabled and disabled KMS) with i915
> module.
> Mesa configuration:
>  autoreconf -vfi
>     ./configure --prefix=/usr \
>     --with-dri-driverdir=/usr/lib/xorg/modules/dri \
>     --with-gallium-drivers=r300,r600,nouveau,swrast \
>     --enable-gallium-llvm \
>     --disable-gallium-egl --with-egl-platforms=drm --enable-gbm
> --enable-shared-glapi \
>     --enable-glx-tls \
>     --with-driver=dri \
>     --enable-xcb \
>     --disable-glut \
>     --enable-gles1 \
>     --enable-gles2 \
>     --enable-egl \
>     --enable-texture-float \
>     --enable-shared-dricore
> Environment:
> EGL_PLATFORM=drm
> EGL_LOG_LEVEL=debug
> EGL_DRIVER=/usr/lib/egl/egl_dri2.so
> App error output:
> libEGL debug: EGL search path is /usr/lib/egl:/usr/lib/egl
> libEGL debug: added /usr/lib/egl/egl_dri2.so to module array
> libEGL debug: dlopen(/usr/lib/egl/egl_dri2.so)
> libEGL warning: _eglMain not found in /usr/lib/egl/egl_dri2.so
> (/usr/lib/egl/egl_dri2.so: undefined symbol: _eglMain)
> libEGL debug: EGL user error 0x3001 (EGL_NOT_INITIALIZED) in eglInitialize
> EGLUT: failed to initialize EGL display
egl_dri2 is now a built-in driver so EGL_DRIVER should not be set.
But even so, egl_dri2 does not support EGL_MESA_screen_surface so all
*_screen demo will not run.  You can give eglkms demo a try.

> Strace output:
> ...............
> getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
> brk(0)                                  = 0x2120000
> brk(0x2141000)                          = 0x2141000
> geteuid()                               = 0
> getuid()                                = 0
> getegid()                               = 0
> getgid()                                = 0
> geteuid()                               = 0
> getuid()                                = 0
> getegid()                               = 0
> getgid()                                = 0
> access("/usr/lib/egl/egl_dri2.so", F_OK) = 0
> futex(0x7f2cd35e70a8, FUTEX_WAKE_PRIVATE, 2147483647) = 0
> open("/usr/lib/egl/egl_dri2.so", O_RDONLY) = 3
> read(3,
> "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\25\0\0\0\0\0\0"..., 832)
> = 832
> fstat(3, {st_mode=S_IFREG|0755, st_size=24256, ...}) = 0
> mmap(NULL, 2119408, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) =
> 0x7f2cd27bd000
> mprotect(0x7f2cd27c2000, 2097152, PROT_NONE) = 0
> mmap(0x7f2cd29c2000, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0x7f2cd29c2000
> close(3)                                = 0
> write(2, "libEGL warning: _eglMain not fou"..., 118) = 118
> munmap(0x7f2cd27bd000, 2119408)         = 0
> write(2, "EGLUT: ", 7)                  = 7
> write(2, "failed to initialize EGL display", 32) = 32
> write(2, "\n", 1)                       = 1
> exit_group(1)                           = ?
>
> What I do wrong?
> Please, help!
>
>
>
>
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>



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