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Ralf Baechle
86071b637d Cleanups. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:53 +01:00
Ralf Baechle
7e35952baa Move Origin crapola into a machine-specific header file. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:52 +01:00
Ralf Baechle
a0c3a5b5a8 Prevent gcc from optimizing a few functions away completly. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:52 +01:00
Ralf Baechle
8f40611d2b Detect the MIPS R2 vectored interrupt, external interrupt controller 
options and the precense of the MT ASE.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:51 +01:00
Ralf Baechle
699dbc90e8 Macros to access the register of processors using the new MIPS 
Multithreading ASE, also know as MT ASE.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/include/asm-mips/mipsmtregs.h b/include/asm-mips/mipsmtregs.h
new file mode 100644
 2005-10-29 19:31:51 +01:00
Pete Popov
f10fae0240 Fix the fixup_bigphys_addr compile problem. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:50 +01:00
Pete Popov
10f6567e63 Removed __ilog2 since it's no longer needed and conflicts with the 
generic one.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:49 +01:00
Ralf Baechle
7a0fc58cd9 A few more macros to access MIPS R2 architecture registers. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:49 +01:00
Ralf Baechle
55d04dff0f New kernel option nowait allows disabling the use of the wait instruction. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:48 +01:00
Ralf Baechle
569f75bd02 Use an irq_enable_hazard hazard barrier in unmask_mips_irq. This 
hasn't been an actual bug, so it's more a change to be 100% compliant
with the requirements of the architecture spec.  Similar fix to
mask_mips_irq where there was a slightly less theoretical chance of
getting hit.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:48 +01:00
Ralf Baechle
97fb5de194 Add EF_MIPS_ARCH_32R2 and EF_MIPS_ARCH_64R2 for tagging of R2 binaries. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:47 +01:00
Ralf Baechle
f039b5d366 Add a few more SHN_MIPS_* symbols from glibc. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:47 +01:00
Ralf Baechle
7db36c858c Add inotify syscalls for MIPS. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:47 +01:00
Ralf Baechle
ec74e361f1 Mark a few variables __read_mostly. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:46 +01:00
Ralf Baechle
cc61c1fede MIPS R2 instruction hazard handling. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:46 +01:00
Ralf Baechle
bbc7f22f6d Detect the 34K. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:45 +01:00
Ralf Baechle
079ef8bb80 Generate code for MIPS32 / MIPS64 Release 2 if configured for one of 
these architectures.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:45 +01:00
Ralf Baechle
ff88f8a3d2 Use ei / di MIPS32 R2 instructions if available. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:44 +01:00
Ralf Baechle
1e5f1caa5d MIPS 32/64 R2 config option. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:44 +01:00
Ralf Baechle
6590326505 Use clz / dclz on MIPS32 / MIPS64 processors. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:43 +01:00
Ralf Baechle
e5de3b4687 In pcibios_enable_resources go back to handling all PCI_NUM_RESOURCES 
resources.  We tried previous but ran into problems ...

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:43 +01:00
Ralf Baechle
e80de8503c Use Kconfig.preempt. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:42 +01:00
Ralf Baechle
60080265a1 Define kmap_atomic_pfn() for MIPS. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:42 +01:00
Ralf Baechle
129bc8f78b Setup_frame is now returning a success value. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:41 +01:00
Ralf Baechle
b490ff4270 Temporary hack for Qemu and MIPSsim until they get a proper ELF loader. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:41 +01:00
Ralf Baechle
c0ec406c80 Fix endianess bugs. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:41 +01:00
Ralf Baechle
3ef33e68c1 Date: Fri Jul 8 20:10:17 2005 +0000 
Those literals are long.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:40 +01:00
Thiemo Seufer
04988d6fda Protect noat assembly with .set push/pop and make it somewhat readable. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:40 +01:00
Thiemo Seufer
9556ac2fa1 Fix get_saved_sp for 64bit address space. Simplify set_save_sp. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:39 +01:00
Thiemo Seufer
4552074577 IP30 Identification. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:39 +01:00
Thiemo Seufer
85f14bf2cb ... and it isn't a canonicalized triplet but just the n-plet used to 
configure gcc.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:38 +01:00
Thiemo Seufer
73f74e23a6 Grep deesn't like shell-style matching... 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:37 +01:00
Thiemo Seufer
f425a6dce5 Hack to make compiles for the other endianness easier. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:37 +01:00
Ralf Baechle
6e760c8dae Rename CONFIG_CPU_MIPS{32,64} to CONFIG_CPU_MIPS{32|64}_R1. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:37 +01:00
Ralf Baechle
ca4973dd55 Don't redeclare ll_local_timer_interrupt. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:36 +01:00
Thiemo Seufer
50bd2c72ca Brian Murphy says: 
this fixes Lasat pci to work with multi-function devices by assigning
    the correct values based on pin number (instead of ignoring them).

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:36 +01:00
Thiemo Seufer
ec125c129e Code cleanup, thanks Brian Murphy. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
 2005-10-29 19:31:35 +01:00
Maciej W. Rozycki
a5fc9c0bbe Use physical addresses at the interface level, letting drivers remap 
them as appropriate.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:35 +01:00
Maciej W. Rozycki
7d7ee22121 Prevent 64-bit constants from being cropped to 32 bits when used in C code. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:34 +01:00
Maciej W. Rozycki
2c93e12cfe Avoid tlbw* hazards for the R4600/R4700/R5000. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:34 +01:00
Maciej W. Rozycki
c3455b0efc Inline ioremap() calls for constant addresses that map to KSEG1. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:34 +01:00
Ralf Baechle
c134a5ecdb Avoid defining variables in the middle of a block which breaks older 
compilers.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:33 +01:00
Ralf Baechle
7222424e2e More .set to keep 32-bit processors happy. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:33 +01:00
Maciej W. Rozycki
4c0a2d4275 Fix the diagnostic dump for the XTLB refill handler. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:32 +01:00
Maciej W. Rozycki
41986a6e7e Fix a diagnostic message. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:32 +01:00
Ralf Baechle
362b1d546d Conversion to plat_setup() for TX4927 also. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:32 +01:00
Ralf Baechle
01d42abdf3 Using get_nasid() to find the console node will blow up nicely if 
called on a another node than the console node, so use the master_nasid
instead and in the unlikely case that one isn't initialized yet, fall
back to get_nasid().

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:31 +01:00
Maciej W. Rozycki
c4559f67b7 Always use ".set mips3" rather than select between "mips2" or "mips3" 
for assembling ll/sc sequences to avoid problems with 64-bit
configurations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:31 +01:00
Maciej W. Rozycki
69c75fb458 Actual handlers for bus errors for Pmax and 3min. 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/dec/kn01-berr.c b/arch/mips/dec/kn01-berr.c
new file mode 100644
 2005-10-29 19:31:30 +01:00
Maciej W. Rozycki
64dac503e8 System-specific handling of bus errors for DECstation variations 
supporting parity errors only for memory (Pmax/3min/Maxine).
Fixes for resources decoded by the KN04/KN05 MB ASIC.  Additional
clean-ups for the ECC handler.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 2005-10-29 19:31:30 +01:00