Maciej W. Rozycki
c6ad7b7d3c
Use macros for the RM7k cp0.config bits instead of magic numbers.
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Minor clean-ups.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:28 +01:00
Maciej W. Rozycki
8a185d14b6
Fix types for firmware arguments. Don't define unneeded messages.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:27 +01:00
Maciej W. Rozycki
260c96738c
Mark __die() "noreturn" for real.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:26 +01:00
Maciej W. Rozycki
3bd4c902da
Deal with the bloody KSEG vs CKSEG horror...
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:23 +01:00
Maciej W. Rozycki
902d21d531
There is NO port I/O space on the DECstation. Minor clean-ups.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:23 +01:00
Ralf Baechle
02416dcf5a
Redo RM9000 workaround which along with other DSP ASE changes was
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causing some headache for debuggers knowing about signal frames.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:23 +01:00
Maciej W. Rozycki
aac8aa7717
Enable a suitable ISA for the assembler around ll/sc so that code
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builds even for processors that don't support the instructions.
Plus minor formatting fixes.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:22 +01:00
Maciej W. Rozycki
fded2e508a
Optimize R3k TLB Load/Store/Modified handlers, by scheduling
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delay slots properly and avoiding an unnecessary jump to a jump.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:22 +01:00
Maciej W. Rozycki
d925c262dd
Fill R3k load delay slots properly.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:21 +01:00
Maciej W. Rozycki
9678e28b1a
Only dump instructions actually emitted.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:21 +01:00
Maciej W. Rozycki
68e4a86c80
This interrupt is *always* handled -- MIPS_BE_DISCARD just means
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no further action wanted.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:20 +01:00
Maciej W. Rozycki
d5b6f1db5d
For MIPS32/MIPS64 cp0.config.mt == 1 implies a standard (R4k-style)
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TLB, so no need to set it separately for each implementation.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:19 +01:00
Steven J. Hill
81731f7997
The DbAu1500 board also support big endian. Gee, imagine that.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:18 +01:00
Ralf Baechle
e50c0a8fa6
Support the MIPS32 / MIPS64 DSP ASE.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:17 +01:00
Ralf Baechle
10f650db1b
64-bit fixes for Alchemy code ;)
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:17 +01:00
Ralf Baechle
149f60b30c
When building for Atlas, Malta or SEAD convert the kernel to srecs by
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default.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:16 +01:00
Ralf Baechle
f8280c8d3d
Fix tasteless #ifdef mess in audit_arch(), minor cleanups.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:16 +01:00
Ralf Baechle
4a99d1e25b
Now that a struct is the only member left in struct
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mips_fpu_emulator_stats cleanup that unnecessary nesting of structs.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:14 +01:00
Ralf Baechle
baee502ce2
Get rid of the eir struct mips_fpu_emulator_private member. It's
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never initialized been initialized anywhere, just saved to and
restored from signal frames so nonsense anyway. As neat side effect
of being shared between all processors it was also abusable as a
nice covert channel between processes.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:14 +01:00
Ralf Baechle
1d74f6bc85
__compute_return_epc() uses CFC1 instruction which might result in a
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coprocessor unusable exception since the process can lose its fpu
context by preemption.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:13 +01:00
Maciej W. Rozycki
d547c5cc21
sys_nfsservctl() needs translation.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:13 +01:00
Ralf Baechle
b382fe8483
No point in checking cpu_has_tlb before we've computed the CPU options.
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So for now we just unconditionally set the option - Linux wouldn't
work without a TLB anyway.
Setting MIPS_CPU_4KTLB was missing for Alchemy and Sandcraft, add that
back.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:13 +01:00
Ralf Baechle
4194318c39
Cleanup decoding of MIPSxx config registers.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:12 +01:00
Ralf Baechle
cd21dfcfbb
Fix preemption and SMP problems in the FP emulator code.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:12 +01:00
Thiemo Seufer
63b2d2f4d2
Handle _PAGE_DIRTY correctly for CONFIG_64BIT_PHYS_ADDR on 32bit CPUs.
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Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:11 +01:00
Thiemo Seufer
ba5187dbb4
Better interface to run uncached cache setup code.
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Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:11 +01:00
Thiemo Seufer
cce812c99c
Ustat needs a wrapper on n32.
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Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:08 +01:00
Ralf Baechle
93b25d0621
Useless includes of everything, the kitchen sink and version.h ...
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:07 +01:00
Ralf Baechle
1342f7e6c5
Arrested for multiple offences of header file inclusion.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:07 +01:00
Ralf Baechle
1fcf1cc742
We pass a kernel pointer to do_sigaltstack in sys32_sigaltstack, so
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we need to do the set_fs(KERNEL_DS) thing around this call.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:06 +01:00
Ralf Baechle
3c37026d43
NPTL, round one.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:06 +01:00
Ralf Baechle
f03da6e28e
Fix BogoMIPS display on UP and some minor cosmetical things.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:05 +01:00
Thiemo Seufer
589391a0fe
fcntl64 needs to be wrapped for n32.
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Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:04 +01:00
Ralf Baechle
05b8042ac6
Fix one more case of computing the return EPC after the registers have
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already been modified.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:04 +01:00
Ralf Baechle
6dd0468852
When simulating ll/sc compute the return EPC before modifying the
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registers.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:04 +01:00
Ralf Baechle
2b07bd0235
Detect the 4KEcR2 and for now detect handle it like the 4KEc.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:03 +01:00
Pete Popov
fe359bf584
Fixed buglet with previous patch that broke non au1x builds.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:02 +01:00
Pete Popov
494900af68
Remove CONFIG_PM dependency from au1x wait in cpu_probe.
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Additional work necessary to completely remove that config option.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:02 +01:00
Pete Popov
3b495f2bb7
Au1100 FB driver uplift for 2.6.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Acked-by: Antonino Daplas <adaplas@pol.net>
2005-10-29 19:31:01 +01:00
Thiemo Seufer
172546bf60
Fix race conditions for read_c0_entryhi. Remove broken ASID masks in
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tlb-sb1.c. Make tlb-r4k.c and tlb-sb1.c more similiar and more efficient.
Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:01 +01:00
Maciej W. Rozycki
202d0388e7
Remove useless casts. Fix formatting.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:00 +01:00
Thiemo Seufer
1b3a6e975c
Fix 64bit SMP TLB handler and stack frame handling, optimize 32bit SMP
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TLB handlers a bit, match definitions in pgtable-{32,64}.h better.
Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:31:00 +01:00
Ralf Baechle
4f12bfe5a4
HUB interrupts are allocated per node, not per slice. Make manipulation
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of the interrupt mask register atomic by disabling interrupts.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:59 +01:00
Ralf Baechle
6cbe063159
R4300 delay slot.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:59 +01:00
Ralf Baechle
209ac8ddb1
Use compat_sigval_t in struct compat_siginfo.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:58 +01:00
Ralf Baechle
127c6f6623
SECCOMP for MIPS.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:58 +01:00
Ralf Baechle
53de0d471f
Reformat; cosmetic cleanups.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:57 +01:00
Ralf Baechle
1592dac241
Reformatting, remove debugging code.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:57 +01:00
Ralf Baechle
b4dbf95e30
Get rid of the the remains of 2.4-style ramdisk support.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:57 +01:00
Ralf Baechle
71e0e556db
Multithreaded core dumps.
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2005-10-29 19:30:56 +01:00