Re: Touchscreen

Just adding some bits to what Matthias already wrote.

On Tue Nov 13, 2012 at 12:17:16 -0800, Wajidali Whowe wrote:
> Somehow, the proc file is not mounted when the linux starts and
> interestingly choosing console = ttyLvx results in a panic case,
> therefore I have been working on qemu and console was ttyLv0 in my
> case. Unfortunately lsusb is not supported by the ramdisk I downloaded
> (drops-rd.rd, this one is
> from http://os.inf.tu-dresden.de/L4/LinuxOnL4/download.shtml#ramdisk ) Once
> I mount the proc and then the lspci result is:
> 
> 00:00.0 IDE interface: Intel Corp. 82371SB PIIX3 IDE [Natoma/Triton II]
> 00:01.0 USB Controller: Intel Corp. 82371SB PIIX3 USB [Natoma/Triton II] (rev 01)
> 00:02.0 Ethernet controller: Intel Corp.: Unknown device 100e (rev 03)
> 
> However, an ifconfig -a shows only lo interface (i.e., the ethernet
> interface does not exists)

My guess would be a missing e100 driver in L4Linux

> and unfortunately USB keyboard or mouse
> does still not work in the real hardware... 
> 
> here is the final lua script:
> 
> """"""""""""""""""""""""""""""""""""""""""""""""
> 
> hid = l:new_channel(); 
> 
> local linux_caps = {
>   log = L4.Env.log:m("rws");
> vbus = io_caps.linux_bus,
>   rtc = rtc_caps.rtc,
>   ev = hid:svr(),
>   rom = L4.Env.rom,
> };
> 
> L4.default_loader:start(
>         {
>                 caps = linux_caps,
>         },
>         "rom/vmlinuz mem=256M console=ttyLv0 root=1:0 ramdisk_size=32768 l4x_rd=rom/drops-rd.rd init=/bin/sh");
> 
> 
> local mag_caps = {
> mag = l:new_channel(),
> svc = l:new_channel(),
> };
> 
> l:start({
>           caps = {
>     vbus = io_caps.con_bus,
>     fb   = fb_caps.fb,
>     mag  = mag_caps.mag:svr(),
>     svc  = mag_caps.svc:svr(),
>   },
>   ev    = hid, 
>           log      = { "mag", "g" },
>   l4re_dbg = L4.Dbg.Warn,
>         },
> "rom/mag");

'ev' needs to go into the 'caps' block. Also remove the vbus, you'd only
need it for input device access which is routed via Linux in your setup.



Adam
-- 
Adam                 [email protected]
  Lackorzynski         http://os.inf.tu-dresden.de/~adam/