Re: [Qemu-devel] RFC: rtl8139 improvements

[Gerhard Wiesinger <lists@wiesinger.com>]

Ping. Any comments?

Thnx.

Ciao,
Gerhard

--
http://www.wiesinger.com/


On Mon, 5 Mar 2012, Gerhard Wiesinger wrote:

> Hello,
>
> I'm trying to implement better emulation and wider OS support for the rtl8139 
> card. Therefore I want to see the following testcases to be successful:
>
> * Testcases and successful regression tests:
> * 1.) DOS RSET8139.EXE: EEPROM Test successful
> * 2.) DOS RSET8139.EXE: Local loopback Test (Run Diagnostics On Board)
> * 3.) DOS RSET8139.EXE: Remote loopback Test as Initiator (Run Diagnostics 
> On Network)
> * 4.) DOS RSET8139.EXE: Remote loopback Test as Responder (Run Diagnostics 
> On Network)
> * 5.) DOS driver: Loads and works
> * 6.) Linux tests
> * 7.) Windows tests
>
> I fixed already a major bug in DMA handling and (real hardware doesn't reset 
> DMA register to 0 on reset condition as DOS driver crashes OS, see patch for 
> details) and improved EEPROM handling and checksumming as well as 
> unimplemented register handling (As Jason did partially in latest patch).
>
> But finally testcases 1-4 aren't successful, testcase 5 (DOS driver and MS 
> SMB client) works but I think there are still problems, see below.
>
> Details:
> Ad 1.) EERPOM Test: I also copied a full EEPROM from real hardware but still 
> no success. According to the logs everything is read correctly. Also verified 
> checksumming to real hardware . Any ideas?
> (Attached rtl8139-diag.c will also help to diagnose)
>
> Ad 2.) Local Loopback Test: One packet succeeds, other fail. Any ideas what 
> might be wrong?
>
> Ad 5.) DOS driver loads and also works but I think there is still a strange 
> thing in packet receiving and possible sending (e.g. DHCP request is done 
> twice). I also did some change in packet handling. See patch.
>
> To get this to work I'm a little bit lost now and I need your help and 
> comments and suggestions.
>
> Can someone also make tests under DOS with RSET8139.EXE?
> I think it is a good testing program how good our emulation is.
>
> RSET8139.EXE can be found at:
> http://www.realtek.com.tw/downloads/downloadsView.aspx?Langid=1&PNid=14&PFid=6&Level=5&Conn=4&DownTypeID=3&GetDown=false
> Look for DOS Diagnostic program (RSET8139).
>
> Patch is attached as diff and not indented to be used as regular patch since 
> not ready for commit.
>
> Thnx.
>
> Ciao,
> Gerhard
>
> --
> http://www.wiesinger.com/
>