Re: [PATCH] target/sparc: Remove old TODO file

[Thomas Huth <thuth@redhat.com>]

On 30/09/2019 19.10, Thomas Huth wrote:
> This file hasn't seen a real (non-trivial) update since 2008 anymore,
> so we can assume that it is pretty much out of date and nobody cares
> for it anymore. Let's simply remove it.
> 
> Signed-off-by: Thomas Huth <thuth@redhat.com>
> ---
>  target/sparc/TODO | 88 -----------------------------------------------
>  1 file changed, 88 deletions(-)
>  delete mode 100644 target/sparc/TODO
> 
> diff --git a/target/sparc/TODO b/target/sparc/TODO
> deleted file mode 100644
> index b8c727e858..0000000000
> --- a/target/sparc/TODO
> +++ /dev/null
> @@ -1,88 +0,0 @@
> -TODO-list:
> -
> -CPU common:
> -- Unimplemented features/bugs:
> - - Delay slot handling may fail sometimes (branch end of page, delay
> - slot next page)
> - - Atomical instructions
> - - CPU features should match real CPUs (also ASI selection)
> -- Optimizations/improvements:
> - - Condition code/branch handling like x86, also for FPU?
> - - Remove remaining explicit alignment checks
> - - Global register for regwptr, so that windowed registers can be
> - accessed directly
> - - Improve Sparc32plus addressing
> - - NPC/PC static optimisations (use JUMP_TB when possible)? (Is this
> - obsolete?)
> - - Synthetic instructions
> - - MMU model dependent on CPU model
> - - Select ASI helper at translation time (on V9 only if known)
> - - KQemu/KVM support for VM only
> - - Hardware breakpoint/watchpoint support
> - - Cache emulation mode
> - - Reverse-endian pages
> - - Faster FPU emulation
> - - Busy loop detection
> -
> -Sparc32 CPUs:
> -- Unimplemented features/bugs:
> - - Sun4/Sun4c MMUs
> - - Some V8 ASIs
> -
> -Sparc64 CPUs:
> -- Unimplemented features/bugs:
> - - Interrupt handling
> - - Secondary address space, other MMU functions
> - - Many V9/UA2005/UA2007 ASIs
> - - Rest of V9 instructions, missing VIS instructions
> - - IG/MG/AG vs. UA2007 globals
> - - Full hypervisor support
> - - SMP/CMT
> - - Sun4v CPUs
> -
> -Sun4:
> -- To be added
> -
> -Sun4c:
> -- A lot of unimplemented features
> -- Maybe split from Sun4m
> -
> -Sun4m:
> -- Unimplemented features/bugs:
> - - Hardware devices do not match real boards
> - - Floppy does not work
> - - CS4231: merge with cs4231a, add DMA
> - - Add cg6, bwtwo
> - - Arbitrary resolution support
> - - PCI for MicroSparc-IIe
> - - JavaStation machines
> - - SBus slot probing, FCode ROM support
> - - SMP probing support
> - - Interrupt routing does not match real HW
> - - SuSE 7.3 keyboard sometimes unresponsive
> - - Gentoo 2004.1 SMP does not work
> - - SS600MP ledma -> lebuffer
> - - Type 5 keyboard
> - - Less fixed hardware choices
> - - DBRI audio (Am7930)
> - - BPP parallel
> - - Diagnostic switch
> - - ESP PIO mode
> -
> -Sun4d:
> -- A lot of unimplemented features:
> - - SBI
> - - IO-unit
> -- Maybe split from Sun4m
> -
> -Sun4u:
> -- Unimplemented features/bugs:
> - - Interrupt controller
> - - PCI/IOMMU support (Simba, JIO, Tomatillo, Psycho, Schizo, Safari...)
> - - SMP
> - - Happy Meal Ethernet, flash, I2C, GPIO
> - - A lot of real machine types
> -
> -Sun4v:
> -- A lot of unimplemented features
> - - A lot of real machine types
> 

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 Thomas