[PATCH] target/sparc: Remove old TODO file

[PATCH] target/sparc: Remove old TODO file

[Thomas Huth]

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so we can assume that it is pretty much out of date and nobody cares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
-- 
2.18.1

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

[Thomas Huth]

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
> 

Ping?

 Thomas

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

[Artyom Tarasenko]

On Wed, Dec 4, 2019 at 5:27 PM Thomas Huth <thuth@redhat.com> wrote:
>
> 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
> >
>
> Ping?

Sorry for the delay, you are right the file doesn't reflect the
current state, so

Reviewed-by: Artyom Tarasenko <atar4qemu@gmail.com>


-- 
Regards,
Artyom Tarasenko

SPARC and PPC PReP under qemu blog: http://tyom.blogspot.com/search/label/qemu

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

[Laurent Vivier]

Le 30/09/2019 à 19:10, Thomas Huth a écrit :
> 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
> 

Applied to my trivial-patches branch.

Thanks,
Laurent