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/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1996, 99 Ralf Baechle
 * Copyright (C) 2000, 2002  Maciej W. Rozycki
 * Copyright (C) 1990, 1999 by Silicon Graphics, Inc.
 */
#ifndef _ASM_ADDRSPACE_H
#define _ASM_ADDRSPACE_H

#include <spaces.h>

/*
 *  Configure language
 */
#ifdef __ASSEMBLY__
#define _ATYPE_
#define _ATYPE32_
#define _ATYPE64_
#define _CONST64_(x)	x
#else
#define _ATYPE_		__PTRDIFF_TYPE__
#define _ATYPE32_	int
#define _ATYPE64_	__s64
#ifdef CONFIG_64BIT
#define _CONST64_(x)	x ## L
#else
#define _CONST64_(x)	x ## LL
#endif
#endif

/*
 *  32-bit MIPS address spaces
 */
#ifdef __ASSEMBLY__
#define _ACAST32_
#define _ACAST64_
#else
#define _ACAST32_		(_ATYPE_)(_ATYPE32_)	/* widen if necessary */
#define _ACAST64_		(_ATYPE64_)		/* do _not_ narrow */
#endif

/*
 * Returns the kernel segment base of a given address
 */
#define KSEGX(a)		((_ACAST32_(a)) & _ACAST32_(0xe0000000))

/*
 * Returns the physical address of a CKSEGx / XKPHYS address
 */
#define CPHYSADDR(a)		((_ACAST32_(a)) & 0x1fffffff)
#define XPHYSADDR(a)		((_ACAST64_(a)) &			\
				 _CONST64_(0x0000ffffffffffff))

#ifdef CONFIG_64BIT

/*
 * Memory segments (64bit kernel mode addresses)
 * The compatibility segments use the full 64-bit sign extended value.  Note
 * the R8000 doesn't have them so don't reference these in generic MIPS code.
 */
#define XKUSEG			_CONST64_(0x0000000000000000)
#define XKSSEG			_CONST64_(0x4000000000000000)
#define XKPHYS			_CONST64_(0x8000000000000000)
#define XKSEG			_CONST64_(0xc000000000000000)
#define CKSEG0			_CONST64_(0xffffffff80000000)
#define CKSEG1			_CONST64_(0xffffffffa0000000)
#define CKSSEG			_CONST64_(0xffffffffc0000000)
#define CKSEG3			_CONST64_(0xffffffffe0000000)

#define CKSEG0ADDR(a)		(CPHYSADDR(a) | CKSEG0)
#define CKSEG1ADDR(a)		(CPHYSADDR(a) | CKSEG1)
#define CKSEG2ADDR(a)		(CPHYSADDR(a) | CKSEG2)
#define CKSEG3ADDR(a)		(CPHYSADDR(a) | CKSEG3)

#else

#define CKSEG0ADDR(a)		(CPHYSADDR(a) | KSEG0)
#define CKSEG1ADDR(a)		(CPHYSADDR(a) | KSEG1)
#define CKSEG2ADDR(a)		(CPHYSADDR(a) | KSEG2)
#define CKSEG3ADDR(a)		(CPHYSADDR(a) | KSEG3)

/*
 * Map an address to a certain kernel segment
 */
#define KSEG0ADDR(a)		(CPHYSADDR(a) | KSEG0)
#define KSEG1ADDR(a)		(CPHYSADDR(a) | KSEG1)
#define KSEG2ADDR(a)		(CPHYSADDR(a) | KSEG2)
#define KSEG3ADDR(a)		(CPHYSADDR(a) | KSEG3)

/*
 * Memory segments (32bit kernel mode addresses)
 * These are the traditional names used in the 32-bit universe.
 */
#define KUSEG			0x00000000
#define KSEG0			0x80000000
#define KSEG1			0xa0000000
#define KSEG2			0xc0000000
#define KSEG3			0xe0000000

#define CKUSEG			0x00000000
#define CKSEG0			0x80000000
#define CKSEG1			0xa0000000
#define CKSEG2			0xc0000000
#define CKSEG3			0xe0000000

#endif

/*
 * Cache modes for XKPHYS address conversion macros
 */
#define K_CALG_COH_EXCL1_NOL2	0
#define K_CALG_COH_SHRL1_NOL2	1
#define K_CALG_UNCACHED		2
#define K_CALG_NONCOHERENT	3
#define K_CALG_COH_EXCL		4
#define K_CALG_COH_SHAREABLE	5
#define K_CALG_NOTUSED		6
#define K_CALG_UNCACHED_ACCEL	7

/*
 * 64-bit address conversions
 */
#define PHYS_TO_XKSEG_UNCACHED(p)	PHYS_TO_XKPHYS(K_CALG_UNCACHED, (p))
#define PHYS_TO_XKSEG_CACHED(p)		PHYS_TO_XKPHYS(K_CALG_COH_SHAREABLE, (p))
#define XKPHYS_TO_PHYS(p)		((p) & TO_PHYS_MASK)
#define PHYS_TO_XKPHYS(cm, a)		(XKPHYS | (_ACAST64_(cm) << 59) | (a))

/*
 * The ultimate limited of the 64-bit MIPS architecture:  2 bits for selecting
 * the region, 3 bits for the CCA mode.  This leaves 59 bits of which the
 * R8000 implements most with its 48-bit physical address space.
 */
#define TO_PHYS_MASK	_CONST64_(0x07ffffffffffffff)	/* 2^^59 - 1 */

#ifndef CONFIG_CPU_R8000

/*
 * The R8000 doesn't have the 32-bit compat spaces so we don't define them
 * in order to catch bugs in the source code.
 */

#define COMPAT_K1BASE32		_CONST64_(0xffffffffa0000000)
#define PHYS_TO_COMPATK1(x)	((x) | COMPAT_K1BASE32) /* 32-bit compat k1 */

#endif

#define KDM_TO_PHYS(x)		(_ACAST64_ (x) & TO_PHYS_MASK)
#define PHYS_TO_K0(x)		(_ACAST64_ (x) | CAC_BASE)

#endif /* _ASM_ADDRSPACE_H */

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dec Folder 0755
emma Folder 0755
fw Folder 0755
ip32 Folder 0755
lasat Folder 0755
mach-ar7 Folder 0755
mach-ath25 Folder 0755
mach-ath79 Folder 0755
mach-au1x00 Folder 0755
mach-bcm47xx Folder 0755
mach-bcm63xx Folder 0755
mach-bmips Folder 0755
mach-cavium-octeon Folder 0755
mach-cobalt Folder 0755
mach-db1x00 Folder 0755
mach-dec Folder 0755
mach-emma2rh Folder 0755
mach-generic Folder 0755
mach-ip22 Folder 0755
mach-ip27 Folder 0755
mach-ip28 Folder 0755
mach-ip32 Folder 0755
mach-jazz Folder 0755
mach-jz4740 Folder 0755
mach-lantiq Folder 0755
mach-lasat Folder 0755
mach-loongson32 Folder 0755
mach-loongson64 Folder 0755
mach-malta Folder 0755
mach-netlogic Folder 0755
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mach-pmcs-msp71xx Folder 0755
mach-pnx833x Folder 0755
mach-ralink Folder 0755
mach-rc32434 Folder 0755
mach-rm Folder 0755
mach-sibyte Folder 0755
mach-tx39xx Folder 0755
mach-tx49xx Folder 0755
mach-vr41xx Folder 0755
mach-xilfpga Folder 0755
mips-boards Folder 0755
netlogic Folder 0755
octeon Folder 0755
pci Folder 0755
sgi Folder 0755
sibyte Folder 0755
sn Folder 0755
txx9 Folder 0755
vr41xx Folder 0755
xtalk Folder 0755
Kbuild File 577 B 0644
abi.h File 853 B 0644
addrspace.h File 4.1 KB 0644
amon.h File 409 B 0644
arch_hweight.h File 792 B 0644
asm-eva.h File 6.82 KB 0644
asm-offsets.h File 35 B 0644
asm-prototypes.h File 197 B 0644
asm.h File 8.47 KB 0644
asmmacro-32.h File 2.47 KB 0644
asmmacro-64.h File 1.22 KB 0644
asmmacro.h File 14.07 KB 0644
atomic.h File 19.73 KB 0644
barrier.h File 8.03 KB 0644
bcache.h File 2.04 KB 0644
bitops.h File 15.46 KB 0644
bitrev.h File 608 B 0644
bmips-spaces.h File 268 B 0644
bmips.h File 3.45 KB 0644
bootinfo.h File 5.08 KB 0644
branch.h File 2.35 KB 0644
break.h File 787 B 0644
bug.h File 759 B 0644
bugs.h File 944 B 0644
cache.h File 546 B 0644
cacheflush.h File 4.99 KB 0644
cacheops.h File 3.71 KB 0644
cdmm.h File 3.67 KB 0644
cevt-r4k.h File 823 B 0644
checksum.h File 6.43 KB 0644
clock.h File 997 B 0644
clocksource.h File 884 B 0644
cmp.h File 492 B 0644
cmpxchg.h File 5.28 KB 0644
compat-signal.h File 640 B 0644
compat.h File 6.66 KB 0644
compiler.h File 2.96 KB 0644
cop2.h File 1.77 KB 0644
cpu-features.h File 19.46 KB 0644
cpu-info.h File 5.84 KB 0644
cpu-type.h File 4.13 KB 0644
cpu.h File 15.54 KB 0644
cpufeature.h File 717 B 0644
debug.h File 654 B 0644
delay.h File 841 B 0644
device.h File 347 B 0644
div64.h File 2.17 KB 0644
dma-coherence.h File 813 B 0644
dma-mapping.h File 981 B 0644
dma.h File 9.92 KB 0644
ds1287.h File 1019 B 0644
dsemul.h File 3.24 KB 0644
dsp.h File 1.91 KB 0644
edac.h File 819 B 0644
elf.h File 15.04 KB 0644
errno.h File 429 B 0644
eva.h File 796 B 0644
exec.h File 579 B 0644
extable.h File 241 B 0644
fb.h File 372 B 0644
fixmap.h File 2.29 KB 0644
floppy.h File 1.57 KB 0644
fpregdef.h File 2.66 KB 0644
fpu.h File 5.21 KB 0644
fpu_emulator.h File 5.74 KB 0644
ftrace.h File 2.11 KB 0644
futex.h File 4.87 KB 0644
gio_device.h File 1.5 KB 0644
gt64120.h File 19.37 KB 0644
hardirq.h File 544 B 0644
hazards.h File 8.36 KB 0644
highmem.h File 1.72 KB 0644
hpet.h File 1.93 KB 0644
hugetlb.h File 2.76 KB 0644
hw_irq.h File 475 B 0644
i8259.h File 2.52 KB 0644
ide.h File 330 B 0644
idle.h File 689 B 0644
inst.h File 2.34 KB 0644
io.h File 18.44 KB 0644
irq.h File 2.26 KB 0644
irq_cpu.h File 708 B 0644
irq_gt641xx.h File 2.69 KB 0644
irq_regs.h File 744 B 0644
irqflags.h File 4.04 KB 0644
isa-rev.h File 556 B 0644
isadep.h File 603 B 0644
jazz.h File 8 KB 0644
jazzdma.h File 2.97 KB 0644
jump_label.h File 1.4 KB 0644
kdebug.h File 303 B 0644
kexec.h File 1.53 KB 0644
kgdb.h File 1.19 KB 0644
kmap_types.h File 221 B 0644
kprobes.h File 2.68 KB 0644
kvm_host.h File 37.88 KB 0644
kvm_para.h File 2.09 KB 0644
linkage.h File 306 B 0644
llsc.h File 623 B 0644
local.h File 4.99 KB 0644
m48t37.h File 732 B 0644
maar.h File 4.04 KB 0644
machine.h File 2.93 KB 0644
mc146818-time.h File 3.69 KB 0644
mc146818rtc.h File 450 B 0644
mips-cm.h File 15.86 KB 0644
mips-cpc.h File 5.83 KB 0644
mips-cps.h File 6.55 KB 0644
mips-gic.h File 12.3 KB 0644
mips-r2-to-r6-emul.h File 2.05 KB 0644
mips_machine.h File 1.32 KB 0644
mips_mt.h File 707 B 0644
mipsmtregs.h File 10.9 KB 0644
mipsprom.h File 2.1 KB 0644
mipsregs.h File 88.1 KB 0644
mmu.h File 550 B 0644
mmu_context.h File 5.41 KB 0644
mmzone.h File 561 B 0644
module.h File 4.45 KB 0644
msa.h File 8.01 KB 0644
msc01_ic.h File 6.55 KB 0644
nile4.h File 10.33 KB 0644
paccess.h File 3.07 KB 0644
page.h File 7.19 KB 0644
pci.h File 4.08 KB 0644
perf_event.h File 482 B 0644
pgalloc.h File 3.21 KB 0644
pgtable-32.h File 7.31 KB 0644
pgtable-64.h File 10.87 KB 0644
pgtable-bits.h File 7.36 KB 0644
pgtable.h File 17.34 KB 0644
pm-cps.h File 1.68 KB 0644
pm.h File 3.99 KB 0644
pmon.h File 1.64 KB 0644
prefetch.h File 2.1 KB 0644
processor.h File 11.71 KB 0644
prom.h File 845 B 0644
ptrace.h File 5.55 KB 0644
r4k-timer.h File 604 B 0644
r4kcache.h File 26.34 KB 0644
reboot.h File 440 B 0644
reg.h File 26 B 0644
regdef.h File 2.63 KB 0644
rtlx.h File 2.1 KB 0644
seccomp.h File 800 B 0644
serial.h File 607 B 0644
setup.h File 884 B 0644
sgialib.h File 2.45 KB 0644
sgiarcs.h File 15.32 KB 0644
shmparam.h File 352 B 0644
sigcontext.h File 1.04 KB 0644
signal.h File 1.02 KB 0644
sim.h File 2.32 KB 0644
smp-cps.h File 1.18 KB 0644
smp-ops.h File 2.33 KB 0644
smp.h File 3.31 KB 0644
sni.h File 7.27 KB 0644
socket.h File 1.34 KB 0644
sparsemem.h File 486 B 0644
spinlock.h File 459 B 0644
spinlock_types.h File 188 B 0644
spram.h File 262 B 0644
stackframe.h File 10.82 KB 0644
stackprotector.h File 1.15 KB 0644
stacktrace.h File 2.15 KB 0644
string.h File 2.94 KB 0644
switch_to.h File 4.19 KB 0644
syscall.h File 3.57 KB 0644
termios.h File 2.89 KB 0644
thread_info.h File 6.63 KB 0644
time.h File 2.13 KB 0644
timex.h File 2.87 KB 0644
tlb.h File 1.09 KB 0644
tlbdebug.h File 403 B 0644
tlbex.h File 788 B 0644
tlbflush.h File 1.67 KB 0644
tlbmisc.h File 320 B 0644
topology.h File 619 B 0644
traps.h File 1.25 KB 0644
txx9irq.h File 743 B 0644
txx9pio.h File 592 B 0644
txx9tmr.h File 1.59 KB 0644
types.h File 487 B 0644
uaccess.h File 22.2 KB 0644
uasm.h File 9.18 KB 0644
unistd.h File 1.9 KB 0644
uprobes.h File 1.11 KB 0644
vdso.h File 3.72 KB 0644
vga.h File 1.26 KB 0644
vpe.h File 2.7 KB 0644
war.h File 7.48 KB 0644
watch.h File 827 B 0644
wbflush.h File 694 B 0644
yamon-dt.h File 1.88 KB 0644