Laurent: Ping^2 ? Somebody on IRC just now was getting confused by this ancient documentation and its references to nonexistent tarballs...
-- PMM On Tue, 19 Jan 2021 at 13:58, Peter Maydell <peter.mayd...@linaro.org> wrote: > > Ping? Laurent, what's your take on this docs patch? > > thanks > -- PMM > > On Sun, 22 Nov 2020 at 00:01, Peter Maydell <peter.mayd...@linaro.org> wrote: > > > > The 'Quick Start' section of the userspace emulator documentation is > > very old and outdated. In particular: > > - it suggests running x86-on-x86 emulation, which is the least > > interesting possible use case > > - it recommends that users download tarballs of guest binaries > > from the QEMU web page which we no longer provide there > > > > There's nothing salvageable here; delete it all. > > > > Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> > > --- > > I'm open to suggestions that this is being too drastic; > > the main aim here is to remove references to tar.gz files > > that we haven't provided for years, as noted by > > https://bugs.launchpad.net/qemu/+bug/1884982 > > Ideally the whole of docs/user could use a lot of love... > > > > docs/user/main.rst | 61 ---------------------------------------------- > > 1 file changed, 61 deletions(-) > > > > diff --git a/docs/user/main.rst b/docs/user/main.rst > > index bd99b0fdbe9..49ccae3ecab 100644 > > --- a/docs/user/main.rst > > +++ b/docs/user/main.rst > > @@ -45,67 +45,6 @@ emulator. > > Linux User space emulator > > ------------------------- > > > > -Quick Start > > -~~~~~~~~~~~ > > - > > -In order to launch a Linux process, QEMU needs the process executable > > -itself and all the target (x86) dynamic libraries used by it. > > - > > -- On x86, you can just try to launch any process by using the native > > - libraries:: > > - > > - qemu-i386 -L / /bin/ls > > - > > - ``-L /`` tells that the x86 dynamic linker must be searched with a > > - ``/`` prefix. > > - > > -- Since QEMU is also a linux process, you can launch QEMU with QEMU > > - (NOTE: you can only do that if you compiled QEMU from the sources):: > > - > > - qemu-i386 -L / qemu-i386 -L / /bin/ls > > - > > -- On non x86 CPUs, you need first to download at least an x86 glibc > > - (``qemu-runtime-i386-XXX-.tar.gz`` on the QEMU web page). Ensure that > > - ``LD_LIBRARY_PATH`` is not set:: > > - > > - unset LD_LIBRARY_PATH > > - > > - Then you can launch the precompiled ``ls`` x86 executable:: > > - > > - qemu-i386 tests/i386/ls > > - > > - You can look at ``scripts/qemu-binfmt-conf.sh`` so that QEMU is > > - automatically launched by the Linux kernel when you try to launch x86 > > - executables. It requires the ``binfmt_misc`` module in the Linux > > - kernel. > > - > > -- The x86 version of QEMU is also included. You can try weird things > > - such as:: > > - > > - qemu-i386 /usr/local/qemu-i386/bin/qemu-i386 \ > > - /usr/local/qemu-i386/bin/ls-i386 > > - > > -Wine launch > > -~~~~~~~~~~~ > > - > > -- Ensure that you have a working QEMU with the x86 glibc distribution > > - (see previous section). In order to verify it, you must be able to > > - do:: > > - > > - qemu-i386 /usr/local/qemu-i386/bin/ls-i386 > > - > > -- Download the binary x86 Wine install (``qemu-XXX-i386-wine.tar.gz`` > > - on the QEMU web page). > > - > > -- Configure Wine on your account. Look at the provided script > > - ``/usr/local/qemu-i386/bin/wine-conf.sh``. Your previous > > - ``${HOME}/.wine`` directory is saved to ``${HOME}/.wine.org``. > > - > > -- Then you can try the example ``putty.exe``:: > > - > > - qemu-i386 /usr/local/qemu-i386/wine/bin/wine \ > > - /usr/local/qemu-i386/wine/c/Program\ Files/putty.exe > > - > > Command line options > > ~~~~~~~~~~~~~~~~~~~~ > > > > -- > > 2.20.1
