sparc: fix snprintb formats for SFSR_BITS

fix typos, mainly s/unsupport/unsupported/ in log messages.

fix typos in comments.

few more typos in the word "register", mainly s/resister/register/.
In one comment I assume that it was meant to be pull-up resistor.

Revert workarounds for clang.
In-tree clang can now handle the "r" asm constraint for 64-bit values properly.

Redo previous.
In the case of store variant, put dummy constraint in output
instead of input.

Suggested by joerg@ in source-changes-d@

Add dummy constraints to avoid excessive optimization in clang.
GENERIC kernel compiled with clang now boot at least on my Fire V100.

branches: 1.64.16;
Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

branches: 1.63.2;
sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.

typo in define name, littie -> little

Add missing ; in inline assembler for 32bit kernels

clean-up, reformat __asm statements.

Eliminate cast 64-bit address to u_long.

checkpoint of MP work from dennis and myself. includes cross-processor
interrupt framework, a sledgehammer TLB invalidation and misc MP fixes.
doesn't work at all yet.

branches: 1.30.10;
Don't need to flush the d$ for MMU bypass accesses.

Make PHYS_ASI() also recognize little-endian ASIs.

branches: 1.28.6;
Add some alternate spellings for ASIs.
Make sure ASI_PRIMARY_NOFAULT is always restored.
Garbage collect some old code.

Don't bother flushing cache lines for un-cached accesses.

branches: 1.26.2;
Add the shorter version of block ASIs used by Sun.

Fix some 32-bit assembly code.

Comment out caxsa, it's not used. Avoids 32 bit compile errors.

Fix register sheduling bug in st?a() routines and add casxa().

Tell gcc that stores clobber "memory". Probably makes no difference since
they should not be used to access normal memory anyway.

With these changes the kernel seems almost stable again.

More VM cleanup:

Move the cpu_info structure above the interrupt stack so it won't
get corrupted if the stack overflows.

Flush the D$ before and after all MMU bypass accesses since the
D$ latches all of those.

lda is unsigned, ldswa is signed. Fixes a 32-bit sign extension bug.

branches: 1.18.2;
Have separate data and text segments, make text read-only.

Only use 32-bit addresses for all accesses that don't bypass the MMU.
Makes SBus work again.

Fixup signed/unsigned issues so 32-bit addresses are not sign extended.

Add a couple of missing semi-colons.

Use all 64 address bits in ld*a()/st*a() macros so physical device addresses
work. (Also add some bus_space_*() debug hooks).

branches: 1.13.2;
- IRSR_BUSY is bit 5 not bit 4.
- IRSR_MID(x) is &'d with 0x1f (5 bits) not 0xf.

branches: 1.12.2;
mmm, missing return types make gcc unhappy.

Make pbrobeget() and probeset() work for 64-bit values as well. To do this
the arguments are changed so the address is first and the ASI second so we
can have the address in %o0:%o1 and not worry about unused registers.

Also a bit of copyright cleanup.

Fix some bugs in some more of those asm macros.

Re-write ASI load/stores to use full 64-bit addresses so we can use device
register addresses with MMU bypass ASIs.

Fixup argument confusion to __asm() statements. long long is two registers
wide in 32-bit mode. Doh!.

Don't clobber any input regs in __asm statements.

branches: 1.6.4;
Flush D$ on bypass accesses.

retire _LP64; use compiler provided __arch64__, but still defined _LP64 where we used to anyway.

Fix 32-bit gcc scheduling problems.

It slices. It dices. It does everything except exec a sparc32_compat init.

Periodic update: now starts probing devices.

branches: 1.1.1;
Initial revision

fix typos, mainly s/unsupport/unsupported/ in log messages.

fix typos in comments.

few more typos in the word "register", mainly s/resister/register/.
In one comment I assume that it was meant to be pull-up resistor.

Revert workarounds for clang.
In-tree clang can now handle the "r" asm constraint for 64-bit values properly.

Redo previous.
In the case of store variant, put dummy constraint in output
instead of input.

Suggested by joerg@ in source-changes-d@

Add dummy constraints to avoid excessive optimization in clang.
GENERIC kernel compiled with clang now boot at least on my Fire V100.

branches: 1.64.16;
Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

branches: 1.63.2;
sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.

typo in define name, littie -> little

Add missing ; in inline assembler for 32bit kernels

clean-up, reformat __asm statements.

Eliminate cast 64-bit address to u_long.

checkpoint of MP work from dennis and myself. includes cross-processor
interrupt framework, a sledgehammer TLB invalidation and misc MP fixes.
doesn't work at all yet.

branches: 1.30.10;
Don't need to flush the d$ for MMU bypass accesses.

Make PHYS_ASI() also recognize little-endian ASIs.

branches: 1.28.6;
Add some alternate spellings for ASIs.
Make sure ASI_PRIMARY_NOFAULT is always restored.
Garbage collect some old code.

Don't bother flushing cache lines for un-cached accesses.

branches: 1.26.2;
Add the shorter version of block ASIs used by Sun.

Fix some 32-bit assembly code.

Comment out caxsa, it's not used. Avoids 32 bit compile errors.

Fix register sheduling bug in st?a() routines and add casxa().

Tell gcc that stores clobber "memory". Probably makes no difference since
they should not be used to access normal memory anyway.

With these changes the kernel seems almost stable again.

More VM cleanup:

Move the cpu_info structure above the interrupt stack so it won't
get corrupted if the stack overflows.

Flush the D$ before and after all MMU bypass accesses since the
D$ latches all of those.

lda is unsigned, ldswa is signed. Fixes a 32-bit sign extension bug.

branches: 1.18.2;
Have separate data and text segments, make text read-only.

Only use 32-bit addresses for all accesses that don't bypass the MMU.
Makes SBus work again.

Fixup signed/unsigned issues so 32-bit addresses are not sign extended.

Add a couple of missing semi-colons.

Use all 64 address bits in ld*a()/st*a() macros so physical device addresses
work. (Also add some bus_space_*() debug hooks).

branches: 1.13.2;
- IRSR_BUSY is bit 5 not bit 4.
- IRSR_MID(x) is &'d with 0x1f (5 bits) not 0xf.

branches: 1.12.2;
mmm, missing return types make gcc unhappy.

Make pbrobeget() and probeset() work for 64-bit values as well. To do this
the arguments are changed so the address is first and the ASI second so we
can have the address in %o0:%o1 and not worry about unused registers.

Also a bit of copyright cleanup.

Fix some bugs in some more of those asm macros.

Re-write ASI load/stores to use full 64-bit addresses so we can use device
register addresses with MMU bypass ASIs.

Fixup argument confusion to __asm() statements. long long is two registers
wide in 32-bit mode. Doh!.

Don't clobber any input regs in __asm statements.

branches: 1.6.4;
Flush D$ on bypass accesses.

retire _LP64; use compiler provided __arch64__, but still defined _LP64 where we used to anyway.

Fix 32-bit gcc scheduling problems.

It slices. It dices. It does everything except exec a sparc32_compat init.

Periodic update: now starts probing devices.

branches: 1.1.1;
Initial revision

fix typos in comments.

few more typos in the word "register", mainly s/resister/register/.
In one comment I assume that it was meant to be pull-up resistor.

Revert workarounds for clang.
In-tree clang can now handle the "r" asm constraint for 64-bit values properly.

Redo previous.
In the case of store variant, put dummy constraint in output
instead of input.

Suggested by joerg@ in source-changes-d@

Add dummy constraints to avoid excessive optimization in clang.
GENERIC kernel compiled with clang now boot at least on my Fire V100.

branches: 1.64.16;
Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

branches: 1.63.2;
sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.

typo in define name, littie -> little

Add missing ; in inline assembler for 32bit kernels

clean-up, reformat __asm statements.

Eliminate cast 64-bit address to u_long.

checkpoint of MP work from dennis and myself. includes cross-processor
interrupt framework, a sledgehammer TLB invalidation and misc MP fixes.
doesn't work at all yet.

branches: 1.30.10;
Don't need to flush the d$ for MMU bypass accesses.

Make PHYS_ASI() also recognize little-endian ASIs.

branches: 1.28.6;
Add some alternate spellings for ASIs.
Make sure ASI_PRIMARY_NOFAULT is always restored.
Garbage collect some old code.

Don't bother flushing cache lines for un-cached accesses.

branches: 1.26.2;
Add the shorter version of block ASIs used by Sun.

Fix some 32-bit assembly code.

Comment out caxsa, it's not used. Avoids 32 bit compile errors.

Fix register sheduling bug in st?a() routines and add casxa().

Tell gcc that stores clobber "memory". Probably makes no difference since
they should not be used to access normal memory anyway.

With these changes the kernel seems almost stable again.

More VM cleanup:

Move the cpu_info structure above the interrupt stack so it won't
get corrupted if the stack overflows.

Flush the D$ before and after all MMU bypass accesses since the
D$ latches all of those.

lda is unsigned, ldswa is signed. Fixes a 32-bit sign extension bug.

branches: 1.18.2;
Have separate data and text segments, make text read-only.

Only use 32-bit addresses for all accesses that don't bypass the MMU.
Makes SBus work again.

Fixup signed/unsigned issues so 32-bit addresses are not sign extended.

Add a couple of missing semi-colons.

Use all 64 address bits in ld*a()/st*a() macros so physical device addresses
work. (Also add some bus_space_*() debug hooks).

branches: 1.13.2;
- IRSR_BUSY is bit 5 not bit 4.
- IRSR_MID(x) is &'d with 0x1f (5 bits) not 0xf.

branches: 1.12.2;
mmm, missing return types make gcc unhappy.

Make pbrobeget() and probeset() work for 64-bit values as well. To do this
the arguments are changed so the address is first and the ASI second so we
can have the address in %o0:%o1 and not worry about unused registers.

Also a bit of copyright cleanup.

Fix some bugs in some more of those asm macros.

Re-write ASI load/stores to use full 64-bit addresses so we can use device
register addresses with MMU bypass ASIs.

Fixup argument confusion to __asm() statements. long long is two registers
wide in 32-bit mode. Doh!.

Don't clobber any input regs in __asm statements.

branches: 1.6.4;
Flush D$ on bypass accesses.

retire _LP64; use compiler provided __arch64__, but still defined _LP64 where we used to anyway.

Fix 32-bit gcc scheduling problems.

It slices. It dices. It does everything except exec a sparc32_compat init.

Periodic update: now starts probing devices.

branches: 1.1.1;
Initial revision

few more typos in the word "register", mainly s/resister/register/.
In one comment I assume that it was meant to be pull-up resistor.

Revert workarounds for clang.
In-tree clang can now handle the "r" asm constraint for 64-bit values properly.

Redo previous.
In the case of store variant, put dummy constraint in output
instead of input.

Suggested by joerg@ in source-changes-d@

Add dummy constraints to avoid excessive optimization in clang.
GENERIC kernel compiled with clang now boot at least on my Fire V100.

branches: 1.64.16;
Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

branches: 1.63.2;
sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.

typo in define name, littie -> little

Add missing ; in inline assembler for 32bit kernels

clean-up, reformat __asm statements.

Eliminate cast 64-bit address to u_long.

checkpoint of MP work from dennis and myself. includes cross-processor
interrupt framework, a sledgehammer TLB invalidation and misc MP fixes.
doesn't work at all yet.

branches: 1.30.10;
Don't need to flush the d$ for MMU bypass accesses.

Make PHYS_ASI() also recognize little-endian ASIs.

branches: 1.28.6;
Add some alternate spellings for ASIs.
Make sure ASI_PRIMARY_NOFAULT is always restored.
Garbage collect some old code.

Don't bother flushing cache lines for un-cached accesses.

branches: 1.26.2;
Add the shorter version of block ASIs used by Sun.

Fix some 32-bit assembly code.

Comment out caxsa, it's not used. Avoids 32 bit compile errors.

Fix register sheduling bug in st?a() routines and add casxa().

Tell gcc that stores clobber "memory". Probably makes no difference since
they should not be used to access normal memory anyway.

With these changes the kernel seems almost stable again.

More VM cleanup:

Move the cpu_info structure above the interrupt stack so it won't
get corrupted if the stack overflows.

Flush the D$ before and after all MMU bypass accesses since the
D$ latches all of those.

lda is unsigned, ldswa is signed. Fixes a 32-bit sign extension bug.

branches: 1.18.2;
Have separate data and text segments, make text read-only.

Only use 32-bit addresses for all accesses that don't bypass the MMU.
Makes SBus work again.

Fixup signed/unsigned issues so 32-bit addresses are not sign extended.

Add a couple of missing semi-colons.

Use all 64 address bits in ld*a()/st*a() macros so physical device addresses
work. (Also add some bus_space_*() debug hooks).

branches: 1.13.2;
- IRSR_BUSY is bit 5 not bit 4.
- IRSR_MID(x) is &'d with 0x1f (5 bits) not 0xf.

branches: 1.12.2;
mmm, missing return types make gcc unhappy.

Make pbrobeget() and probeset() work for 64-bit values as well. To do this
the arguments are changed so the address is first and the ASI second so we
can have the address in %o0:%o1 and not worry about unused registers.

Also a bit of copyright cleanup.

Fix some bugs in some more of those asm macros.

Re-write ASI load/stores to use full 64-bit addresses so we can use device
register addresses with MMU bypass ASIs.

Fixup argument confusion to __asm() statements. long long is two registers
wide in 32-bit mode. Doh!.

Don't clobber any input regs in __asm statements.

branches: 1.6.4;
Flush D$ on bypass accesses.

retire _LP64; use compiler provided __arch64__, but still defined _LP64 where we used to anyway.

Fix 32-bit gcc scheduling problems.

It slices. It dices. It does everything except exec a sparc32_compat init.

Periodic update: now starts probing devices.

branches: 1.1.1;
Initial revision

Revert workarounds for clang.
In-tree clang can now handle the "r" asm constraint for 64-bit values properly.

Redo previous.
In the case of store variant, put dummy constraint in output
instead of input.

Suggested by joerg@ in source-changes-d@

Add dummy constraints to avoid excessive optimization in clang.
GENERIC kernel compiled with clang now boot at least on my Fire V100.

branches: 1.64.16;
Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

branches: 1.63.2;
sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.

typo in define name, littie -> little

Add missing ; in inline assembler for 32bit kernels

clean-up, reformat __asm statements.

Eliminate cast 64-bit address to u_long.

checkpoint of MP work from dennis and myself. includes cross-processor
interrupt framework, a sledgehammer TLB invalidation and misc MP fixes.
doesn't work at all yet.

branches: 1.30.10;
Don't need to flush the d$ for MMU bypass accesses.

Make PHYS_ASI() also recognize little-endian ASIs.

branches: 1.28.6;
Add some alternate spellings for ASIs.
Make sure ASI_PRIMARY_NOFAULT is always restored.
Garbage collect some old code.

Don't bother flushing cache lines for un-cached accesses.

branches: 1.26.2;
Add the shorter version of block ASIs used by Sun.

Fix some 32-bit assembly code.

Comment out caxsa, it's not used. Avoids 32 bit compile errors.

Fix register sheduling bug in st?a() routines and add casxa().

Tell gcc that stores clobber "memory". Probably makes no difference since
they should not be used to access normal memory anyway.

With these changes the kernel seems almost stable again.

More VM cleanup:

Move the cpu_info structure above the interrupt stack so it won't
get corrupted if the stack overflows.

Flush the D$ before and after all MMU bypass accesses since the
D$ latches all of those.

lda is unsigned, ldswa is signed. Fixes a 32-bit sign extension bug.

branches: 1.18.2;
Have separate data and text segments, make text read-only.

Only use 32-bit addresses for all accesses that don't bypass the MMU.
Makes SBus work again.

Fixup signed/unsigned issues so 32-bit addresses are not sign extended.

Add a couple of missing semi-colons.

Use all 64 address bits in ld*a()/st*a() macros so physical device addresses
work. (Also add some bus_space_*() debug hooks).

branches: 1.13.2;
- IRSR_BUSY is bit 5 not bit 4.
- IRSR_MID(x) is &'d with 0x1f (5 bits) not 0xf.

branches: 1.12.2;
mmm, missing return types make gcc unhappy.

Make pbrobeget() and probeset() work for 64-bit values as well. To do this
the arguments are changed so the address is first and the ASI second so we
can have the address in %o0:%o1 and not worry about unused registers.

Also a bit of copyright cleanup.

Fix some bugs in some more of those asm macros.

Re-write ASI load/stores to use full 64-bit addresses so we can use device
register addresses with MMU bypass ASIs.

Fixup argument confusion to __asm() statements. long long is two registers
wide in 32-bit mode. Doh!.

Don't clobber any input regs in __asm statements.

branches: 1.6.4;
Flush D$ on bypass accesses.

retire _LP64; use compiler provided __arch64__, but still defined _LP64 where we used to anyway.

Fix 32-bit gcc scheduling problems.

It slices. It dices. It does everything except exec a sparc32_compat init.

Periodic update: now starts probing devices.

branches: 1.1.1;
Initial revision

Redo previous.
In the case of store variant, put dummy constraint in output
instead of input.

Suggested by joerg@ in source-changes-d@

Add dummy constraints to avoid excessive optimization in clang.
GENERIC kernel compiled with clang now boot at least on my Fire V100.

Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

branches: 1.63.2;
sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.

typo in define name, littie -> little

Add missing ; in inline assembler for 32bit kernels

clean-up, reformat __asm statements.

Eliminate cast 64-bit address to u_long.

checkpoint of MP work from dennis and myself. includes cross-processor
interrupt framework, a sledgehammer TLB invalidation and misc MP fixes.
doesn't work at all yet.

branches: 1.30.10;
Don't need to flush the d$ for MMU bypass accesses.

Make PHYS_ASI() also recognize little-endian ASIs.

branches: 1.28.6;
Add some alternate spellings for ASIs.
Make sure ASI_PRIMARY_NOFAULT is always restored.
Garbage collect some old code.

Don't bother flushing cache lines for un-cached accesses.

branches: 1.26.2;
Add the shorter version of block ASIs used by Sun.

Fix some 32-bit assembly code.

Comment out caxsa, it's not used. Avoids 32 bit compile errors.

Fix register sheduling bug in st?a() routines and add casxa().

Tell gcc that stores clobber "memory". Probably makes no difference since
they should not be used to access normal memory anyway.

With these changes the kernel seems almost stable again.

More VM cleanup:

Move the cpu_info structure above the interrupt stack so it won't
get corrupted if the stack overflows.

Flush the D$ before and after all MMU bypass accesses since the
D$ latches all of those.

lda is unsigned, ldswa is signed. Fixes a 32-bit sign extension bug.

branches: 1.18.2;
Have separate data and text segments, make text read-only.

Only use 32-bit addresses for all accesses that don't bypass the MMU.
Makes SBus work again.

Fixup signed/unsigned issues so 32-bit addresses are not sign extended.

Add a couple of missing semi-colons.

Use all 64 address bits in ld*a()/st*a() macros so physical device addresses
work. (Also add some bus_space_*() debug hooks).

branches: 1.13.2;
- IRSR_BUSY is bit 5 not bit 4.
- IRSR_MID(x) is &'d with 0x1f (5 bits) not 0xf.

branches: 1.12.2;
mmm, missing return types make gcc unhappy.

Make pbrobeget() and probeset() work for 64-bit values as well. To do this
the arguments are changed so the address is first and the ASI second so we
can have the address in %o0:%o1 and not worry about unused registers.

Also a bit of copyright cleanup.

Fix some bugs in some more of those asm macros.

Re-write ASI load/stores to use full 64-bit addresses so we can use device
register addresses with MMU bypass ASIs.

Fixup argument confusion to __asm() statements. long long is two registers
wide in 32-bit mode. Doh!.

Don't clobber any input regs in __asm statements.

branches: 1.6.4;
Flush D$ on bypass accesses.

retire _LP64; use compiler provided __arch64__, but still defined _LP64 where we used to anyway.

Fix 32-bit gcc scheduling problems.

It slices. It dices. It does everything except exec a sparc32_compat init.

Periodic update: now starts probing devices.

branches: 1.1.1;
Initial revision

Rename the "flush" macro to "sparc_flush_icache", the former is way too
generic for a macro name.

sun4v: extend dmmu_set_secondary_context() to handle both sun4u and sun4v. ok martin@

sun4v: Implement handling of cpu_mondo trap - from OpenBSD - tested using the Legion simulator

branches: 1.61.4;
sun4v: Introduce SET_MMU_CONTEXTID macro for setting the mmu context id on both sun4u and sun4v

branches: 1.60.2;
Updates to pmap_bootstrap() for sun4v - parts from OpenBSD - OK martin@

branches: 1.59.2;
Rename ASR_IDSR to ASI_IDSR, which is ASI (Address Space Identifier),
not ASR (Ancillary State Register).

Move ASRs macro to more appropriate header.
While there remove useless macro.

use system tick timer instead of %tick on UltraSPARC-III-ish CPUs
review & fixes by Takeshi Nakayama

branches: 1.56.2; 1.56.8; 1.56.12;
Fix namespace confilicts membar_ops(3) vs. macros for SPARC V9
membar instructions.

add some control registers found on the Fire and Jupiter busses.
from openbsd.

branches: 1.54.2;
add a bit for MCCR_RAW_EN -- enable read-after-write.

Clear the upper word explicitly before combining two 32-bit values to 64-bit
on 32-bit kernels.

branches: 1.52.2;
add some bits to set to access all the cheetah dtlb/itlb's.

s/D-cache/I-cache/ in some comments.

add some defines for the sizes of TLBs in various CPUs.

branches: 1.49.2;
for USIII, use the new "tlb demap all" operation in sp_tlb_flush_all()

Garbage collect unused or incomplete definitions.

Bring together similar inline asm codes of ld*a and st*a definitions
using macro, also remove unnecessary membar #Sync and %asi restore in
the case of 32-bit kernel.

While there, introduce an optimization case that asi is constant if
we are using gcc.

add some ultrasparcIII defines, from openbsd.

- move definition of tick() from ctlreg.h to psl.h and rename to gettick()
for consistency with other functions for reading/writing ASRs.
- move definition of tl() from trap.c to psl.h as same as above.
- define settick() in psl.h and use it in clock.c.
- cosmetic chages in psl.h.

branches: 1.44.38;
Cleanup last by using a "n"umeric address space identifier.

Ok: Martin Husemann <martin@netbsd.org>

When invalidating a context, make sure to flush user windows upfront.
Do not set the DMMU secondary context to 0 (that would be kernel), and
add a few required membars after switching the secondary dmmu context.

This avoids SIRs caused by double kernel_data_faults, caused by spills
of obsolete user windows after the context for that user pmap is gone.

branches: 1.42.18; 1.42.20; 1.42.24; 1.42.26;
Use ANSI-style function definitions and declarations.

Change "inline" back to "__inline" in .h files -- C99 is still too
new, and some apps compile things in C89 mode. C89 keywords stay.

As per core@.

ANSIfication: u_intN_t -> uintN_t, use ANSI function declarations/definitions
instead of K&R ones.

branches: 1.39.2; 1.39.4; 1.39.6;
__asm__ -> __asm
__const__ -> const
__inline__ -> inline
__volatile__ -> volatile

Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.

merge ktrace-lwp.

branches: 1.36.12;
Added UPA_MID definitions and macros(similar to FreeBSD).
Added membar_store, membar_load macros.
No need to set %asi _after_ alternate space use in corresponding functions.
Enable(unifdef) casa functions for __arch64__.