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soc:2010:peper:journal:week10 [2010/07/27 04:42]
peper
soc:2010:peper:journal:week10 [2010/07/31 15:13] (current)
peper
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 I like the last option most cause it uses the current malloc() implementation,​ works for tap and doesn'​t feel so hackish (just sophisticated ;). I am going to implement that soonish unless other ideas arise. I like the last option most cause it uses the current malloc() implementation,​ works for tap and doesn'​t feel so hackish (just sophisticated ;). I am going to implement that soonish unless other ideas arise.
 +
 +== Update ==
 +
 +"​Sophisticated"​ didn't really work for Josh, but I have come up with something different. I have introduced separate memery pools for normal and DMA memory allocation with an API for switching the latter.
 +See [[http://​git.etherboot.org/?​p=people/​peper/​gpxe.git&​a=search&​h=refs/​heads/​drivers&​st=commit&​s=[malloc]+Introduce+memory+pools+and+hide+internal+API|[malloc] Introduce memory pools and hide internal API]]
  
 === Smaller issues === === Smaller issues ===
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   * currently ''​gpxe.linux''​ binary doesn'​t contain the ''​tap''​ driver - easily fixable   * currently ''​gpxe.linux''​ binary doesn'​t contain the ''​tap''​ driver - easily fixable
   * out/in* segfault in userspace if ''​iopl()''​ wasn't called - will probably have to check whether the ioports were initialized on each call   * out/in* segfault in userspace if ''​iopl()''​ wasn't called - will probably have to check whether the ioports were initialized on each call
 +
 +== Update ==
 +
 +These have been fixed. Moreover, slighty related to the first one, I have come up with a [[http://​git.etherboot.org/?​p=people/​peper/​gpxe.git;​a=shortlog;​h=refs/​heads/​buildall|buildall branch]],
 + which allows building alldrivers builds on all supported arch/​platform combinations and also adds a everything target that takes advantage of that and builds everything that I could think of. Should come in handy for testing patches.
 +The changes are mostly trivial, but if you want to refresh your make-foo have a look at [[http://​git.etherboot.org/?​p=people/​peper/​gpxe.git&​a=search&​h=refs/​heads/​buildall&​st=commit&​s=[build]+Properly+handle+multiple+goals+per+BIN+directory|[build] Properly handle multiple goals per BIN directory]]. ​
 +
 +
 +=== Update ===
 +
 +I have updated pretty much every commit in the [[http://​git.etherboot.org/?​p=people/​peper/​gpxe.git;​a=shortlog;​h=refs/​heads/​drivers|drivers branch]], adding comments and doing cleanup.
 +

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