X-Git-Url: http://vcs.maemo.org/git/?a=blobdiff_plain;f=TODO;h=8cc9aa55f073887d80a110e87876b367a7d4e2da;hb=0aff66b5c8bbe89cb61df75e0511af2c1802a593;hp=2f65f7d4e732a3bdf7f5095566307063b812c7e8;hpb=1eb20527c88ff596e761574e6615c8f2272882b8;p=qemu diff --git a/TODO b/TODO index 2f65f7d..8cc9aa5 100644 --- a/TODO +++ b/TODO @@ -1,25 +1,61 @@ - -- finish segment ops (call far, ret far, load_seg suppressed) -- fix arm fpu rounding (at least for float->integer conversions) +short term: +---------- +- support variable tsc freq +- cpu_interrupt() win32/SMP fix +- USB host async +- IDE async +- debug option in 'configure' script + disable -fomit-frame-pointer +- Precise VGA timings for old games/demos (malc patch) +- merge PIC spurious interrupt patch +- merge Solaris patch +- warning for OS/2: must not use 128 MB memory (merge bochs cmos patch ?) +- config file (at least for windows/Mac OS X) +- commit message if execution of code in IO memory +- update doc: PCI infos. +- VNC patch + Synaptic patch. +- basic VGA optimizations +- physical memory cache (reduce qemu-fast address space size to about 32 MB) +- better code fetch (different exception handling + CS.limit support) +- do not resize vga if invalid size. +- avoid looping if only exceptions +- cycle counter for all archs +- TLB code protection support for PPC +- see openMosix Doc +- disable SMC handling for ARM/SPARC/PPC (not finished) +- see undefined flags for BTx insn +- user/kernel PUSHL/POPL in helper.c +- keyboard output buffer filling timing emulation +- return UD exception if LOCK prefix incorrectly used +- test ldt limit < 7 ? +- tests for each target CPU - fix CCOP optimisation -- optimize FPU operations (evaluate x87 stack pointer statically) -- fpush not before mem load restarting - fix all remaining thread lock issues (must put TBs in a specific invalid state, find a solution for tb_flush()). -- add gcc 2.96 test configure (some gcc3 flags are needed) -- add IPC syscalls +- fix arm fpu rounding (at least for float->integer conversions) -lower priority: --------------- -- use -msoft-float on ARM -- use kernel traps for unaligned accesses on ARM ? -- handle rare page fault cases (in particular if page fault in heplers or +ppc specific: +------------ +- TLB invalidate not needed if msr_pr changes +- SPR_ENCODE() not useful +- enable shift optimizations ? + +linux-user specific: +------------------- +- add IPC syscalls +- handle rare page fault cases (in particular if page fault in helpers or in syscall emulation code). -- fix thread stack freeing (use kernel 2.5.x CLONE_CHILD_CLEARTID) - more syscalls (in particular all 64 bit ones, IPCs, fix 64 bit issues, fix 16 bit uid issues) - use page_unprotect_range in every suitable syscall to handle all cases of self modifying code. -- use gcc as a backend to generate better code (easy to do by using - op-i386.c operations as local inline functions). -- add SSE2/MMX operations +- fix thread stack freeing (use kernel 2.5.x CLONE_CHILD_CLEARTID) +- use kernel traps for unaligned accesses on ARM ? + + +lower priority: +-------------- +- int15 ah=86: use better timing +- suppress shift_mem ops +- fix some 16 bit sp push/pop overflow (pusha/popa, lcall lret) +- optimize FPU operations (evaluate x87 stack pointer statically) +- use -msoft-float on ARM