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Subject[PATCH 13/20] FRV: Fujitsu FR-V arch include files
The attached patch provides the arch-specific include files for the Fujitsu
FR-V CPU arch.

Signed-Off-By: dhowells@redhat.com
---
diffstat frv-include_2-2610rc1mm3.diff
ipc.h | 33 +++
ipcbuf.h | 30 +++
irc-regs.h | 53 +++++
irq-routing.h | 70 +++++++
irq.h | 44 ++++
kmap_types.h | 29 +++
linkage.h | 7
local.h | 6
math-emu.h | 301 +++++++++++++++++++++++++++++++
mb-regs.h | 185 +++++++++++++++++++
mb86943a.h | 39 ++++
mb93091-fpga-irqs.h | 44 ++++
mb93093-fpga-irqs.h | 31 +++
mb93493-irqs.h | 52 +++++
mb93493-regs.h | 279 +++++++++++++++++++++++++++++
mem-layout.h | 78 ++++++++
mman.h | 44 ++++
mmu.h | 42 ++++
mmu_context.h | 50 +++++
module.h | 20 ++
msgbuf.h | 32 +++
namei.h | 18 +
page.h | 104 +++++++++++
param.h | 23 ++
pci.h | 108 +++++++++++
percpu.h | 6
pgalloc.h | 66 ++++++
pgtable.h | 491 ++++++++++++++++++++++++++++++++++++++++++++++++++++
poll.h | 23 ++
posix_types.h | 66 ++++++
processor.h | 153 ++++++++++++++++
ptrace.h | 86 +++++++++
32 files changed, 2613 insertions(+)
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/ipcbuf.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/ipcbuf.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/ipcbuf.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/ipcbuf.h 2004-11-05 14:13:04.023485638 +0000
@@ -0,0 +1,30 @@
+#ifndef __ASM_IPCBUF_H__
+#define __ASM_IPCBUF_H__
+
+/*
+ * The user_ipc_perm structure for FR-V architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 32-bit mode_t and seq
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct ipc64_perm
+{
+ __kernel_key_t key;
+ __kernel_uid32_t uid;
+ __kernel_gid32_t gid;
+ __kernel_uid32_t cuid;
+ __kernel_gid32_t cgid;
+ __kernel_mode_t mode;
+ unsigned short __pad1;
+ unsigned short seq;
+ unsigned short __pad2;
+ unsigned long __unused1;
+ unsigned long __unused2;
+};
+
+#endif /* __ASM_IPCBUF_H__ */
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/ipc.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/ipc.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/ipc.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/ipc.h 2004-11-05 14:13:04.027485300 +0000
@@ -0,0 +1,33 @@
+#ifndef __ASM_IPC_H__
+#define __ASM_IPC_H__
+
+/*
+ * These are used to wrap system calls on FR-V
+ *
+ * See arch/frv/kernel/sys_frv.c for ugly details..
+ */
+struct ipc_kludge {
+ struct msgbuf __user *msgp;
+ long msgtyp;
+};
+
+#define SEMOP 1
+#define SEMGET 2
+#define SEMCTL 3
+#define SEMTIMEDOP 4
+#define MSGSND 11
+#define MSGRCV 12
+#define MSGGET 13
+#define MSGCTL 14
+#define SHMAT 21
+#define SHMDT 22
+#define SHMGET 23
+#define SHMCTL 24
+
+/* Used by the DIPC package, try and avoid reusing it */
+#define DIPC 25
+
+#define IPCCALL(version,op) ((version)<<16 | (op))
+
+#endif
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/irc-regs.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/irc-regs.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/irc-regs.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/irc-regs.h 2004-11-05 14:13:04.031484963 +0000
@@ -0,0 +1,53 @@
+/* irc-regs.h: on-chip interrupt controller registers
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_IRC_REGS
+#define _ASM_IRC_REGS
+
+#define __reg(ADDR) (*(volatile unsigned long *)(ADDR))
+
+#define __get_TM0() ({ __reg(0xfeff9800); })
+#define __get_TM1() ({ __reg(0xfeff9808); })
+#define __set_TM1(V) do { __reg(0xfeff9808) = (V); mb(); } while(0)
+
+#define __set_TM1x(XI,V) \
+do { \
+ int shift = (XI) * 2 + 16; \
+ unsigned long tm1 = __reg(0xfeff9808); \
+ tm1 &= ~(0x3 << shift); \
+ tm1 |= (V) << shift; \
+ __reg(0xfeff9808) = tm1; \
+ mb(); \
+} while(0)
+
+#define __get_RS(C) ({ (__reg(0xfeff9810) >> ((C)+16)) & 1; })
+
+#define __clr_RC(C) do { __reg(0xfeff9818) = 1 << ((C)+16); mb(); } while(0)
+
+#define __get_MASK(C) ({ (__reg(0xfeff9820) >> ((C)+16)) & 1; })
+#define __set_MASK(C) do { __reg(0xfeff9820) |= 1 << ((C)+16); mb(); } while(0)
+#define __clr_MASK(C) do { __reg(0xfeff9820) &= ~(1 << ((C)+16)); mb(); } while(0)
+
+#define __get_MASK_all() __get_MASK(0)
+#define __set_MASK_all() __set_MASK(0)
+#define __clr_MASK_all() __clr_MASK(0)
+
+#define __get_IRL() ({ (__reg(0xfeff9828) >> 16) & 0xf; })
+#define __clr_IRL() do { __reg(0xfeff9828) = 0x100000; mb(); } while(0)
+
+#define __get_IRR(N) ({ __reg(0xfeff9840 + (N) * 8); })
+#define __set_IRR(N,V) do { __reg(0xfeff9840 + (N) * 8) = (V); } while(0)
+
+#define __get_IITMR(N) ({ __reg(0xfeff9880 + (N) * 8); })
+#define __set_IITMR(N,V) do { __reg(0xfeff9880 + (N) * 8) = (V); } while(0)
+
+
+#endif /* _ASM_IRC_REGS */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/irq.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/irq.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/irq.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/irq.h 2004-11-05 14:13:04.034484709 +0000
@@ -0,0 +1,44 @@
+/* irq.h: FRV IRQ definitions
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_IRQ_H_
+#define _ASM_IRQ_H_
+
+#include <linux/config.h>
+
+/*
+ * the system has an on-CPU PIC and another PIC on the FPGA and other PICs on other peripherals,
+ * so we do some routing in irq-routing.[ch] to reduce the number of false-positives seen by
+ * drivers
+ */
+
+/* this number is used when no interrupt has been assigned */
+#define NO_IRQ (-1)
+
+#define NR_IRQ_LOG2_ACTIONS_PER_GROUP 5
+#define NR_IRQ_ACTIONS_PER_GROUP (1 << NR_IRQ_LOG2_ACTIONS_PER_GROUP)
+#define NR_IRQ_GROUPS 4
+#define NR_IRQS (NR_IRQ_ACTIONS_PER_GROUP * NR_IRQ_GROUPS)
+
+/* probe returns a 32-bit IRQ mask:-/ */
+#define MIN_PROBE_IRQ (NR_IRQS - 32)
+
+static inline int irq_canonicalize(int irq)
+{
+ return irq;
+}
+
+extern void disable_irq_nosync(unsigned int irq);
+extern void disable_irq(unsigned int irq);
+extern void enable_irq(unsigned int irq);
+
+
+#endif /* _ASM_IRQ_H_ */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/irq-routing.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/irq-routing.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/irq-routing.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/irq-routing.h 2004-11-05 14:13:04.039484287 +0000
@@ -0,0 +1,70 @@
+/* irq-routing.h: multiplexed IRQ routing
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_IRQ_ROUTING_H
+#define _ASM_IRQ_ROUTING_H
+
+#ifndef __ASSEMBLY__
+
+#include <linux/spinlock.h>
+#include <asm/irq.h>
+
+struct irq_source;
+struct irq_level;
+
+/*
+ * IRQ action distribution sets
+ */
+struct irq_group {
+ int first_irq; /* first IRQ distributed here */
+ void (*control)(struct irq_group *group, int index, int on);
+
+ struct irqaction *actions[NR_IRQ_ACTIONS_PER_GROUP]; /* IRQ action chains */
+ struct irq_source *sources[NR_IRQ_ACTIONS_PER_GROUP]; /* IRQ sources */
+ int disable_cnt[NR_IRQ_ACTIONS_PER_GROUP]; /* disable counts */
+};
+
+/*
+ * IRQ source manager
+ */
+struct irq_source {
+ struct irq_source *next;
+ struct irq_level *level;
+ const char *muxname;
+ volatile void __iomem *muxdata;
+ unsigned long irqmask;
+
+ void (*doirq)(struct irq_source *source);
+};
+
+/*
+ * IRQ level management (per CPU IRQ priority / entry vector)
+ */
+struct irq_level {
+ int usage;
+ int disable_count;
+ unsigned long flags; /* current SA_INTERRUPT and SA_SHIRQ settings */
+ spinlock_t lock;
+ struct irq_source *sources;
+};
+
+extern struct irq_level frv_irq_levels[16];
+extern struct irq_group *irq_groups[NR_IRQ_GROUPS];
+
+extern void frv_irq_route(struct irq_source *source, int irqlevel);
+extern void frv_irq_route_external(struct irq_source *source, int irq);
+extern void frv_irq_set_group(struct irq_group *group);
+extern void distribute_irqs(struct irq_group *group, unsigned long irqmask);
+extern void route_cpu_irqs(void);
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_IRQ_ROUTING_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/kmap_types.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/kmap_types.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/kmap_types.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/kmap_types.h 2004-11-05 14:13:04.042484033 +0000
@@ -0,0 +1,29 @@
+
+#ifndef _ASM_KMAP_TYPES_H
+#define _ASM_KMAP_TYPES_H
+
+enum km_type {
+ /* arch specific kmaps - change the numbers attached to these at your peril */
+ __KM_CACHE, /* cache flush page attachment point */
+ __KM_PGD, /* current page directory */
+ __KM_ITLB_PTD, /* current instruction TLB miss page table lookup */
+ __KM_DTLB_PTD, /* current data TLB miss page table lookup */
+
+ /* general kmaps */
+ KM_BOUNCE_READ,
+ KM_SKB_SUNRPC_DATA,
+ KM_SKB_DATA_SOFTIRQ,
+ KM_USER0,
+ KM_USER1,
+ KM_BIO_SRC_IRQ,
+ KM_BIO_DST_IRQ,
+ KM_PTE0,
+ KM_PTE1,
+ KM_IRQ0,
+ KM_IRQ1,
+ KM_SOFTIRQ0,
+ KM_SOFTIRQ1,
+ KM_TYPE_NR
+};
+
+#endif
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/linkage.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/linkage.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/linkage.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/linkage.h 2004-11-05 14:13:04.046483696 +0000
@@ -0,0 +1,7 @@
+#ifndef __ASM_LINKAGE_H
+#define __ASM_LINKAGE_H
+
+#define __ALIGN .align 4
+#define __ALIGN_STR ".align 4"
+
+#endif
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/local.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/local.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/local.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/local.h 2004-11-05 14:13:04.051483273 +0000
@@ -0,0 +1,6 @@
+#ifndef _ASM_LOCAL_H
+#define _ASM_LOCAL_H
+
+#include <asm-generic/local.h>
+
+#endif /* _ASM_LOCAL_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/math-emu.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/math-emu.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/math-emu.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/math-emu.h 2004-11-05 14:13:04.000000000 +0000
@@ -0,0 +1,301 @@
+#ifndef _ASM_MATH_EMU_H
+#define _ASM_MATH_EMU_H
+
+#include <asm/setup.h>
+#include <linux/linkage.h>
+
+/* Status Register bits */
+
+/* accrued exception bits */
+#define FPSR_AEXC_INEX 3
+#define FPSR_AEXC_DZ 4
+#define FPSR_AEXC_UNFL 5
+#define FPSR_AEXC_OVFL 6
+#define FPSR_AEXC_IOP 7
+
+/* exception status bits */
+#define FPSR_EXC_INEX1 8
+#define FPSR_EXC_INEX2 9
+#define FPSR_EXC_DZ 10
+#define FPSR_EXC_UNFL 11
+#define FPSR_EXC_OVFL 12
+#define FPSR_EXC_OPERR 13
+#define FPSR_EXC_SNAN 14
+#define FPSR_EXC_BSUN 15
+
+/* quotient byte, assumes big-endian, of course */
+#define FPSR_QUOTIENT(fpsr) (*((signed char *) &(fpsr) + 1))
+
+/* condition code bits */
+#define FPSR_CC_NAN 24
+#define FPSR_CC_INF 25
+#define FPSR_CC_Z 26
+#define FPSR_CC_NEG 27
+
+
+/* Control register bits */
+
+/* rounding mode */
+#define FPCR_ROUND_RN 0 /* round to nearest/even */
+#define FPCR_ROUND_RZ 1 /* round to zero */
+#define FPCR_ROUND_RM 2 /* minus infinity */
+#define FPCR_ROUND_RP 3 /* plus infinity */
+
+/* rounding precision */
+#define FPCR_PRECISION_X 0 /* long double */
+#define FPCR_PRECISION_S 1 /* double */
+#define FPCR_PRECISION_D 2 /* float */
+
+
+/* Flags to select the debugging output */
+#define PDECODE 0
+#define PEXECUTE 1
+#define PCONV 2
+#define PNORM 3
+#define PREGISTER 4
+#define PINSTR 5
+#define PUNIMPL 6
+#define PMOVEM 7
+
+#define PMDECODE (1<<PDECODE)
+#define PMEXECUTE (1<<PEXECUTE)
+#define PMCONV (1<<PCONV)
+#define PMNORM (1<<PNORM)
+#define PMREGISTER (1<<PREGISTER)
+#define PMINSTR (1<<PINSTR)
+#define PMUNIMPL (1<<PUNIMPL)
+#define PMMOVEM (1<<PMOVEM)
+
+#ifndef __ASSEMBLY__
+
+#include <linux/kernel.h>
+#include <linux/sched.h>
+
+union fp_mant64 {
+ unsigned long long m64;
+ unsigned long m32[2];
+};
+
+union fp_mant128 {
+ unsigned long long m64[2];
+ unsigned long m32[4];
+};
+
+/* internal representation of extended fp numbers */
+struct fp_ext {
+ unsigned char lowmant;
+ unsigned char sign;
+ unsigned short exp;
+ union fp_mant64 mant;
+};
+
+/* C representation of FPU registers */
+/* NOTE: if you change this, you have to change the assembler offsets
+ below and the size in <asm/fpu.h>, too */
+struct fp_data {
+ struct fp_ext fpreg[8];
+ unsigned int fpcr;
+ unsigned int fpsr;
+ unsigned int fpiar;
+ unsigned short prec;
+ unsigned short rnd;
+ struct fp_ext temp[2];
+};
+
+#if FPU_EMU_DEBUG
+extern unsigned int fp_debugprint;
+
+#define dprint(bit, fmt, args...) ({ \
+ if (fp_debugprint & (1 << (bit))) \
+ printk(fmt, ## args); \
+})
+#else
+#define dprint(bit, fmt, args...)
+#endif
+
+#define uprint(str) ({ \
+ static int __count = 3; \
+ \
+ if (__count > 0) { \
+ printk("You just hit an unimplemented " \
+ "fpu instruction (%s)\n", str); \
+ printk("Please report this to ....\n"); \
+ __count--; \
+ } \
+})
+
+#define FPDATA ((struct fp_data *)current->thread.fp)
+
+#else /* __ASSEMBLY__ */
+
+#define FPDATA %a2
+
+/* offsets from the base register to the floating point data in the task struct */
+#define FPD_FPREG (TASK_THREAD+THREAD_FPREG+0)
+#define FPD_FPCR (TASK_THREAD+THREAD_FPREG+96)
+#define FPD_FPSR (TASK_THREAD+THREAD_FPREG+100)
+#define FPD_FPIAR (TASK_THREAD+THREAD_FPREG+104)
+#define FPD_PREC (TASK_THREAD+THREAD_FPREG+108)
+#define FPD_RND (TASK_THREAD+THREAD_FPREG+110)
+#define FPD_TEMPFP1 (TASK_THREAD+THREAD_FPREG+112)
+#define FPD_TEMPFP2 (TASK_THREAD+THREAD_FPREG+124)
+#define FPD_SIZEOF (TASK_THREAD+THREAD_FPREG+136)
+
+/* offsets on the stack to access saved registers,
+ * these are only used during instruction decoding
+ * where we always know how deep we're on the stack.
+ */
+#define FPS_DO (PT_D0)
+#define FPS_D1 (PT_D1)
+#define FPS_D2 (PT_D2)
+#define FPS_A0 (PT_A0)
+#define FPS_A1 (PT_A1)
+#define FPS_A2 (PT_A2)
+#define FPS_SR (PT_SR)
+#define FPS_PC (PT_PC)
+#define FPS_EA (PT_PC+6)
+#define FPS_PC2 (PT_PC+10)
+
+.macro fp_get_fp_reg
+ lea (FPD_FPREG,FPDATA,%d0.w*4),%a0
+ lea (%a0,%d0.w*8),%a0
+.endm
+
+/* Macros used to get/put the current program counter.
+ * 020/030 use a different stack frame then 040/060, for the
+ * 040/060 the return pc points already to the next location,
+ * so this only needs to be modified for jump instructions.
+ */
+.macro fp_get_pc dest
+ move.l (FPS_PC+4,%sp),\dest
+.endm
+
+.macro fp_put_pc src,jump=0
+ move.l \src,(FPS_PC+4,%sp)
+.endm
+
+.macro fp_get_instr_data f,s,dest,label
+ getuser \f,%sp@(FPS_PC+4)@(0),\dest,\label,%sp@(FPS_PC+4)
+ addq.l #\s,%sp@(FPS_PC+4)
+.endm
+
+.macro fp_get_instr_word dest,label,addr
+ fp_get_instr_data w,2,\dest,\label,\addr
+.endm
+
+.macro fp_get_instr_long dest,label,addr
+ fp_get_instr_data l,4,\dest,\label,\addr
+.endm
+
+/* These macros are used to read from/write to user space
+ * on error we jump to the fixup section, load the fault
+ * address into %a0 and jump to the exit.
+ * (derived from <asm/uaccess.h>)
+ */
+.macro getuser size,src,dest,label,addr
+| printf ,"[\size<%08x]",1,\addr
+.Lu1\@: moves\size \src,\dest
+
+ .section .fixup,"ax"
+ .even
+.Lu2\@: move.l \addr,%a0
+ jra \label
+ .previous
+
+ .section __ex_table,"a"
+ .align 4
+ .long .Lu1\@,.Lu2\@
+ .previous
+.endm
+
+.macro putuser size,src,dest,label,addr
+| printf ,"[\size>%08x]",1,\addr
+.Lu1\@: moves\size \src,\dest
+.Lu2\@:
+
+ .section .fixup,"ax"
+ .even
+.Lu3\@: move.l \addr,%a0
+ jra \label
+ .previous
+
+ .section __ex_table,"a"
+ .align 4
+ .long .Lu1\@,.Lu3\@
+ .long .Lu2\@,.Lu3\@
+ .previous
+.endm
+
+
+.macro movestack nr,arg1,arg2,arg3,arg4,arg5
+ .if \nr
+ movestack (\nr-1),\arg2,\arg3,\arg4,\arg5
+ move.l \arg1,-(%sp)
+ .endif
+.endm
+
+.macro printf bit=-1,string,nr=0,arg1,arg2,arg3,arg4,arg5
+#ifdef FPU_EMU_DEBUG
+ .data
+.Lpdata\@:
+ .string "\string"
+ .previous
+
+ movem.l %d0/%d1/%a0/%a1,-(%sp)
+ .if \bit+1
+#if 0
+ moveq #\bit,%d0
+ andw #7,%d0
+ btst %d0,fp_debugprint+((31-\bit)/8)
+#else
+ btst #\bit,fp_debugprint+((31-\bit)/8)
+#endif
+ jeq .Lpskip\@
+ .endif
+ movestack \nr,\arg1,\arg2,\arg3,\arg4,\arg5
+ pea .Lpdata\@
+ jsr printk
+ lea ((\nr+1)*4,%sp),%sp
+.Lpskip\@:
+ movem.l (%sp)+,%d0/%d1/%a0/%a1
+#endif
+.endm
+
+.macro printx bit,fp
+#ifdef FPU_EMU_DEBUG
+ movem.l %d0/%a0,-(%sp)
+ lea \fp,%a0
+#if 0
+ moveq #'+',%d0
+ tst.w (%a0)
+ jeq .Lx1\@
+ moveq #'-',%d0
+.Lx1\@: printf \bit," %c",1,%d0
+ move.l (4,%a0),%d0
+ bclr #31,%d0
+ jne .Lx2\@
+ printf \bit,"0."
+ jra .Lx3\@
+.Lx2\@: printf \bit,"1."
+.Lx3\@: printf \bit,"%08x%08x",2,%d0,%a0@(8)
+ move.w (2,%a0),%d0
+ ext.l %d0
+ printf \bit,"E%04x",1,%d0
+#else
+ printf \bit," %08x%08x%08x",3,%a0@,%a0@(4),%a0@(8)
+#endif
+ movem.l (%sp)+,%d0/%a0
+#endif
+.endm
+
+.macro debug instr,args
+#ifdef FPU_EMU_DEBUG
+ \instr \args
+#endif
+.endm
+
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_FRV_MATH_EMU_H */
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb86943a.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb86943a.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb86943a.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb86943a.h 2004-11-05 14:13:04.060482513 +0000
@@ -0,0 +1,39 @@
+/* mb86943a.h: MB86943 SPARClite <-> PCI bridge registers
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MB86943A_H
+#define _ASM_MB86943A_H
+
+#include <asm/mb-regs.h>
+
+#define __reg_MB86943_sl_ctl *(volatile uint32_t *) (__region_CS1 + 0x00)
+
+#define MB86943_SL_CTL_BUS_WIDTH_64 0x00000001
+#define MB86943_SL_CTL_AS_HOST 0x00000002
+#define MB86943_SL_CTL_DRCT_MASTER_SWAP 0x00000004
+#define MB86943_SL_CTL_DRCT_SLAVE_SWAP 0x00000008
+#define MB86943_SL_CTL_PCI_CONFIG_SWAP 0x00000010
+#define MB86943_SL_CTL_ECS0_ENABLE 0x00000020
+#define MB86943_SL_CTL_ECS1_ENABLE 0x00000040
+#define MB86943_SL_CTL_ECS2_ENABLE 0x00000080
+
+#define __reg_MB86943_ecs_ctl(N) *(volatile uint32_t *) (__region_CS1 + 0x08 + (0x08*(N)))
+#define __reg_MB86943_ecs_range(N) *(volatile uint32_t *) (__region_CS1 + 0x20 + (0x10*(N)))
+#define __reg_MB86943_ecs_base(N) *(volatile uint32_t *) (__region_CS1 + 0x28 + (0x10*(N)))
+
+#define __reg_MB86943_sl_pci_io_range *(volatile uint32_t *) (__region_CS1 + 0x50)
+#define __reg_MB86943_sl_pci_io_base *(volatile uint32_t *) (__region_CS1 + 0x58)
+#define __reg_MB86943_sl_pci_mem_range *(volatile uint32_t *) (__region_CS1 + 0x60)
+#define __reg_MB86943_sl_pci_mem_base *(volatile uint32_t *) (__region_CS1 + 0x68)
+#define __reg_MB86943_pci_sl_io_base *(volatile uint32_t *) (__region_CS1 + 0x70)
+#define __reg_MB86943_pci_sl_mem_base *(volatile uint32_t *) (__region_CS1 + 0x78)
+
+#endif /* _ASM_MB86943A_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93091-fpga-irqs.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93091-fpga-irqs.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93091-fpga-irqs.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93091-fpga-irqs.h 2004-11-05 14:13:04.065482091 +0000
@@ -0,0 +1,44 @@
+/* mb93091-fpga-irqs.h: MB93091 CPU board FPGA IRQs
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MB93091_FPGA_IRQS_H
+#define _ASM_MB93091_FPGA_IRQS_H
+
+#ifndef __ASSEMBLY__
+
+#include <asm/irq-routing.h>
+
+#define IRQ_BASE_FPGA (NR_IRQ_ACTIONS_PER_GROUP * 1)
+
+/* IRQ IDs presented to drivers */
+enum {
+ IRQ_FPGA__UNUSED = IRQ_BASE_FPGA,
+ IRQ_FPGA_SYSINT_BUS_EXPANSION_1,
+ IRQ_FPGA_SL_BUS_EXPANSION_2,
+ IRQ_FPGA_PCI_INTD,
+ IRQ_FPGA_PCI_INTC,
+ IRQ_FPGA_PCI_INTB,
+ IRQ_FPGA_PCI_INTA,
+ IRQ_FPGA_SL_BUS_EXPANSION_7,
+ IRQ_FPGA_SYSINT_BUS_EXPANSION_8,
+ IRQ_FPGA_SL_BUS_EXPANSION_9,
+ IRQ_FPGA_MB86943_PCI_INTA,
+ IRQ_FPGA_MB86943_SLBUS_SIDE,
+ IRQ_FPGA_RTL8029_INTA,
+ IRQ_FPGA_SYSINT_BUS_EXPANSION_13,
+ IRQ_FPGA_SL_BUS_EXPANSION_14,
+ IRQ_FPGA_NMI,
+};
+
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_MB93091_FPGA_IRQS_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93093-fpga-irqs.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93093-fpga-irqs.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93093-fpga-irqs.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93093-fpga-irqs.h 2004-11-05 14:13:04.000000000 +0000
@@ -0,0 +1,31 @@
+/* mb93093-fpga-irqs.h: MB93093 CPU board FPGA IRQs
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MB93093_FPGA_IRQS_H
+#define _ASM_MB93093_FPGA_IRQS_H
+
+#ifndef __ASSEMBLY__
+
+#include <asm/irq-routing.h>
+
+#define IRQ_BASE_FPGA (NR_IRQ_ACTIONS_PER_GROUP * 1)
+
+/* IRQ IDs presented to drivers */
+enum {
+ IRQ_FPGA_PUSH_BUTTON_SW1_5 = IRQ_BASE_FPGA + 8,
+ IRQ_FPGA_ROCKER_C_SW8 = IRQ_BASE_FPGA + 9,
+ IRQ_FPGA_ROCKER_C_SW9 = IRQ_BASE_FPGA + 10,
+};
+
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_MB93093_FPGA_IRQS_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93493-irqs.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93493-irqs.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93493-irqs.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93493-irqs.h 2004-11-05 14:13:04.072481500 +0000
@@ -0,0 +1,52 @@
+/* mb93493-irqs.h: MB93493 companion chip IRQs
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MB93493_IRQS_H
+#define _ASM_MB93493_IRQS_H
+
+#ifndef __ASSEMBLY__
+
+#include <asm/irq-routing.h>
+
+#define IRQ_BASE_MB93493 (NR_IRQ_ACTIONS_PER_GROUP * 2)
+
+/* IRQ IDs presented to drivers */
+enum {
+ IRQ_MB93493_VDC = IRQ_BASE_MB93493 + 0,
+ IRQ_MB93493_VCC = IRQ_BASE_MB93493 + 1,
+ IRQ_MB93493_AUDIO_OUT = IRQ_BASE_MB93493 + 2,
+ IRQ_MB93493_I2C_0 = IRQ_BASE_MB93493 + 3,
+ IRQ_MB93493_I2C_1 = IRQ_BASE_MB93493 + 4,
+ IRQ_MB93493_USB = IRQ_BASE_MB93493 + 5,
+ IRQ_MB93493_LOCAL_BUS = IRQ_BASE_MB93493 + 7,
+ IRQ_MB93493_PCMCIA = IRQ_BASE_MB93493 + 8,
+ IRQ_MB93493_GPIO = IRQ_BASE_MB93493 + 9,
+ IRQ_MB93493_AUDIO_IN = IRQ_BASE_MB93493 + 10,
+};
+
+/* IRQ multiplexor mappings */
+#define ROUTE_VIA_IRQ0 0 /* route IRQ by way of CPU external IRQ 0 */
+#define ROUTE_VIA_IRQ1 1 /* route IRQ by way of CPU external IRQ 1 */
+
+#define IRQ_MB93493_VDC_ROUTE ROUTE_VIA_IRQ0
+#define IRQ_MB93493_VCC_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_AUDIO_OUT_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_I2C_0_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_I2C_1_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_USB_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_LOCAL_BUS_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_PCMCIA_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_GPIO_ROUTE ROUTE_VIA_IRQ1
+#define IRQ_MB93493_AUDIO_IN_ROUTE ROUTE_VIA_IRQ1
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_MB93493_IRQS_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93493-regs.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93493-regs.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb93493-regs.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb93493-regs.h 2004-11-05 14:13:04.077481078 +0000
@@ -0,0 +1,279 @@
+/* mb93493-regs.h: MB93493 companion chip registers
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MB93493_REGS_H
+#define _ASM_MB93493_REGS_H
+
+#include <asm/mb-regs.h>
+#include <asm/mb93493-irqs.h>
+
+#define __get_MB93493(X) ({ *(volatile unsigned long *)(__region_CS3 + (X)); })
+
+#define __set_MB93493(X,V) \
+do { \
+ *(volatile unsigned long *)(__region_CS3 + (X)) = (V); mb(); \
+} while(0)
+
+#define __get_MB93493_STSR(X) __get_MB93493(0x3c0 + (X) * 4)
+#define __set_MB93493_STSR(X,V) __set_MB93493(0x3c0 + (X) * 4, (V))
+#define MB93493_STSR_EN
+
+#define __get_MB93493_IQSR(X) __get_MB93493(0x3d0 + (X) * 4)
+#define __set_MB93493_IQSR(X,V) __set_MB93493(0x3d0 + (X) * 4, (V))
+
+#define __get_MB93493_DQSR(X) __get_MB93493(0x3e0 + (X) * 4)
+#define __set_MB93493_DQSR(X,V) __set_MB93493(0x3e0 + (X) * 4, (V))
+
+#define __get_MB93493_LBSER() __get_MB93493(0x3f0)
+#define __set_MB93493_LBSER(V) __set_MB93493(0x3f0, (V))
+
+#define MB93493_LBSER_VDC 0x00010000
+#define MB93493_LBSER_VCC 0x00020000
+#define MB93493_LBSER_AUDIO 0x00040000
+#define MB93493_LBSER_I2C_0 0x00080000
+#define MB93493_LBSER_I2C_1 0x00100000
+#define MB93493_LBSER_USB 0x00200000
+#define MB93493_LBSER_GPIO 0x00800000
+#define MB93493_LBSER_PCMCIA 0x01000000
+
+#define __get_MB93493_LBSR() __get_MB93493(0x3fc)
+#define __set_MB93493_LBSR(V) __set_MB93493(0x3fc, (V))
+
+/*
+ * video display controller
+ */
+#define __get_MB93493_VDC(X) __get_MB93493(MB93493_VDC_##X)
+#define __set_MB93493_VDC(X,V) __set_MB93493(MB93493_VDC_##X, (V))
+
+#define MB93493_VDC_RCURSOR 0x140 /* cursor position */
+#define MB93493_VDC_RCT1 0x144 /* cursor colour 1 */
+#define MB93493_VDC_RCT2 0x148 /* cursor colour 2 */
+#define MB93493_VDC_RHDC 0x150 /* horizontal display period */
+#define MB93493_VDC_RH_MARGINS 0x154 /* horizontal margin sizes */
+#define MB93493_VDC_RVDC 0x158 /* vertical display period */
+#define MB93493_VDC_RV_MARGINS 0x15c /* vertical margin sizes */
+#define MB93493_VDC_RC 0x170 /* VDC control */
+#define MB93493_VDC_RCLOCK 0x174 /* clock divider, DMA req delay */
+#define MB93493_VDC_RBLACK 0x178 /* black insert sizes */
+#define MB93493_VDC_RS 0x17c /* VDC status */
+
+#define __addr_MB93493_VDC_BCI(X) ({ (volatile unsigned long *)(__region_CS3 + 0x000 + (X)); })
+#define __addr_MB93493_VDC_TPO(X) (__region_CS3 + 0x1c0 + (X))
+
+#define VDC_TPO_WIDTH 32
+
+#define VDC_RC_DSR 0x00000080 /* VDC master reset */
+
+#define VDC_RS_IT 0x00060000 /* interrupt indicators */
+#define VDC_RS_IT_UNDERFLOW 0x00040000 /* - underflow event */
+#define VDC_RS_IT_VSYNC 0x00020000 /* - VSYNC event */
+#define VDC_RS_DFI 0x00010000 /* current interlace field number */
+#define VDC_RS_DFI_TOP 0x00000000 /* - top field */
+#define VDC_RS_DFI_BOTTOM 0x00010000 /* - bottom field */
+#define VDC_RS_DCSR 0x00000010 /* cursor state */
+#define VDC_RS_DCM 0x00000003 /* display mode */
+#define VDC_RS_DCM_DISABLED 0x00000000 /* - display disabled */
+#define VDC_RS_DCM_STOPPED 0x00000001 /* - VDC stopped */
+#define VDC_RS_DCM_FREERUNNING 0x00000002 /* - VDC free-running */
+#define VDC_RS_DCM_TRANSFERRING 0x00000003 /* - data being transferred to VDC */
+
+/*
+ * video capture controller
+ */
+#define __get_MB93493_VCC(X) __get_MB93493(MB93493_VCC_##X)
+#define __set_MB93493_VCC(X,V) __set_MB93493(MB93493_VCC_##X, (V))
+
+#define MB93493_VCC_RREDUCT 0x104 /* reduction rate */
+#define MB93493_VCC_RHY 0x108 /* horizontal brightness filter coefficients */
+#define MB93493_VCC_RHC 0x10c /* horizontal colour-difference filter coefficients */
+#define MB93493_VCC_RHSIZE 0x110 /* horizontal cycle sizes */
+#define MB93493_VCC_RHBC 0x114 /* horizontal back porch size */
+#define MB93493_VCC_RVCC 0x118 /* vertical capture period */
+#define MB93493_VCC_RVBC 0x11c /* vertical back porch period */
+#define MB93493_VCC_RV 0x120 /* vertical filter coefficients */
+#define MB93493_VCC_RDTS 0x128 /* DMA transfer size */
+#define MB93493_VCC_RDTS_4B 0x01000000 /* 4-byte transfer */
+#define MB93493_VCC_RDTS_32B 0x03000000 /* 32-byte transfer */
+#define MB93493_VCC_RDTS_SHIFT 24
+#define MB93493_VCC_RCC 0x130 /* VCC control */
+#define MB93493_VCC_RIS 0x134 /* VCC interrupt status */
+
+#define __addr_MB93493_VCC_TPI(X) (__region_CS3 + 0x180 + (X))
+
+#define VCC_RHSIZE_RHCC 0x000007ff
+#define VCC_RHSIZE_RHCC_SHIFT 0
+#define VCC_RHSIZE_RHTCC 0x0fff0000
+#define VCC_RHSIZE_RHTCC_SHIFT 16
+
+#define VCC_RVBC_RVBC 0x00003f00
+#define VCC_RVBC_RVBC_SHIFT 8
+
+#define VCC_RREDUCT_RHR 0x07ff0000
+#define VCC_RREDUCT_RHR_SHIFT 16
+#define VCC_RREDUCT_RVR 0x000007ff
+#define VCC_RREDUCT_RVR_SHIFT 0
+
+#define VCC_RCC_CE 0x00000001 /* VCC enable */
+#define VCC_RCC_CS 0x00000002 /* request video capture start */
+#define VCC_RCC_CPF 0x0000000c /* pixel format */
+#define VCC_RCC_CPF_YCBCR_16 0x00000000 /* - YCbCr 4:2:2 16-bit format */
+#define VCC_RCC_CPF_RGB 0x00000004 /* - RGB 4:4:4 format */
+#define VCC_RCC_CPF_YCBCR_24 0x00000008 /* - YCbCr 4:2:2 24-bit format */
+#define VCC_RCC_CPF_BT656 0x0000000c /* - ITU R-BT.656 format */
+#define VCC_RCC_CPF_SHIFT 2
+#define VCC_RCC_CSR 0x00000080 /* request reset */
+#define VCC_RCC_HSIP 0x00000100 /* HSYNC polarity */
+#define VCC_RCC_HSIP_LOACT 0x00000000 /* - low active */
+#define VCC_RCC_HSIP_HIACT 0x00000100 /* - high active */
+#define VCC_RCC_VSIP 0x00000200 /* VSYNC polarity */
+#define VCC_RCC_VSIP_LOACT 0x00000000 /* - low active */
+#define VCC_RCC_VSIP_HIACT 0x00000200 /* - high active */
+#define VCC_RCC_CIE 0x00000800 /* interrupt enable */
+#define VCC_RCC_CFP 0x00001000 /* RGB pixel packing */
+#define VCC_RCC_CFP_4TO3 0x00000000 /* - pack 4 pixels into 3 words */
+#define VCC_RCC_CFP_1TO1 0x00001000 /* - pack 1 pixel into 1 words */
+#define VCC_RCC_CSM 0x00006000 /* interlace specification */
+#define VCC_RCC_CSM_ONEPASS 0x00002000 /* - non-interlaced */
+#define VCC_RCC_CSM_INTERLACE 0x00004000 /* - interlaced */
+#define VCC_RCC_CSM_SHIFT 13
+#define VCC_RCC_ES 0x00008000 /* capture start polarity */
+#define VCC_RCC_ES_NEG 0x00000000 /* - negative edge */
+#define VCC_RCC_ES_POS 0x00008000 /* - positive edge */
+#define VCC_RCC_IFI 0x00080000 /* inferlace field evaluation reverse */
+#define VCC_RCC_FDTS 0x00300000 /* interlace field start */
+#define VCC_RCC_FDTS_3_8 0x00000000 /* - 3/8 of horizontal entire cycle */
+#define VCC_RCC_FDTS_1_4 0x00100000 /* - 1/4 of horizontal entire cycle */
+#define VCC_RCC_FDTS_7_16 0x00200000 /* - 7/16 of horizontal entire cycle */
+#define VCC_RCC_FDTS_SHIFT 20
+#define VCC_RCC_MOV 0x00400000 /* test bit - always set to 1 */
+#define VCC_RCC_STP 0x00800000 /* request video capture stop */
+#define VCC_RCC_TO 0x01000000 /* input during top-field only */
+
+#define VCC_RIS_VSYNC 0x01000000 /* VSYNC interrupt */
+#define VCC_RIS_OV 0x02000000 /* overflow interrupt */
+#define VCC_RIS_BOTTOM 0x08000000 /* interlace bottom field */
+#define VCC_RIS_STARTED 0x10000000 /* capture started */
+
+/*
+ * I2C
+ */
+#define MB93493_I2C_BSR 0x340 /* bus status */
+#define MB93493_I2C_BCR 0x344 /* bus control */
+#define MB93493_I2C_CCR 0x348 /* clock control */
+#define MB93493_I2C_ADR 0x34c /* address */
+#define MB93493_I2C_DTR 0x350 /* data */
+#define MB93493_I2C_BC2R 0x35c /* bus control 2 */
+
+#define __addr_MB93493_I2C(port,X) (__region_CS3 + MB93493_I2C_##X + ((port)*0x20))
+#define __get_MB93493_I2C(port,X) __get_MB93493(MB93493_I2C_##X + ((port)*0x20))
+#define __set_MB93493_I2C(port,X,V) __set_MB93493(MB93493_I2C_##X + ((port)*0x20), (V))
+
+#define I2C_BSR_BB (1 << 7)
+
+/*
+ * audio controller (I2S) registers
+ */
+#define __get_MB93493_I2S(X) __get_MB93493(MB93493_I2S_##X)
+#define __set_MB93493_I2S(X,V) __set_MB93493(MB93493_I2S_##X, (V))
+
+#define MB93493_I2S_ALDR 0x300 /* L-channel data */
+#define MB93493_I2S_ARDR 0x304 /* R-channel data */
+#define MB93493_I2S_APDR 0x308 /* 16-bit packed data */
+#define MB93493_I2S_AISTR 0x310 /* status */
+#define MB93493_I2S_AICR 0x314 /* control */
+
+#define __addr_MB93493_I2S_ALDR(X) (__region_CS3 + MB93493_I2S_ALDR + (X))
+#define __addr_MB93493_I2S_ARDR(X) (__region_CS3 + MB93493_I2S_ARDR + (X))
+#define __addr_MB93493_I2S_APDR(X) (__region_CS3 + MB93493_I2S_APDR + (X))
+#define __addr_MB93493_I2S_ADR(X) (__region_CS3 + 0x320 + (X))
+
+#define I2S_AISTR_OTST 0x00000003 /* status of output data transfer */
+#define I2S_AISTR_OTR 0x00000010 /* output transfer request pending */
+#define I2S_AISTR_OUR 0x00000020 /* output FIFO underrun detected */
+#define I2S_AISTR_OOR 0x00000040 /* output FIFO overrun detected */
+#define I2S_AISTR_ODS 0x00000100 /* output DMA transfer size */
+#define I2S_AISTR_ODE 0x00000400 /* output DMA transfer request enable */
+#define I2S_AISTR_OTRIE 0x00001000 /* output transfer request interrupt enable */
+#define I2S_AISTR_OURIE 0x00002000 /* output FIFO underrun interrupt enable */
+#define I2S_AISTR_OORIE 0x00004000 /* output FIFO overrun interrupt enable */
+#define I2S_AISTR__OUT_MASK 0x00007570
+#define I2S_AISTR_ITST 0x00030000 /* status of input data transfer */
+#define I2S_AISTR_ITST_SHIFT 16
+#define I2S_AISTR_ITR 0x00100000 /* input transfer request pending */
+#define I2S_AISTR_IUR 0x00200000 /* input FIFO underrun detected */
+#define I2S_AISTR_IOR 0x00400000 /* input FIFO overrun detected */
+#define I2S_AISTR_IDS 0x01000000 /* input DMA transfer size */
+#define I2S_AISTR_IDE 0x04000000 /* input DMA transfer request enable */
+#define I2S_AISTR_ITRIE 0x10000000 /* input transfer request interrupt enable */
+#define I2S_AISTR_IURIE 0x20000000 /* input FIFO underrun interrupt enable */
+#define I2S_AISTR_IORIE 0x40000000 /* input FIFO overrun interrupt enable */
+#define I2S_AISTR__IN_MASK 0x75700000
+
+#define I2S_AICR_MI 0x00000001 /* mono input requested */
+#define I2S_AICR_AMI 0x00000002 /* relation between LRCKI/FS1 and SDI */
+#define I2S_AICR_LRI 0x00000004 /* function of LRCKI pin */
+#define I2S_AICR_SDMI 0x00000070 /* format of input audio data */
+#define I2S_AICR_SDMI_SHIFT 4
+#define I2S_AICR_CLI 0x00000080 /* input FIFO clearing control */
+#define I2S_AICR_IM 0x00000300 /* input state control */
+#define I2S_AICR_IM_SHIFT 8
+#define I2S_AICR__IN_MASK 0x000003f7
+#define I2S_AICR_MO 0x00001000 /* mono output requested */
+#define I2S_AICR_AMO 0x00002000 /* relation between LRCKO/FS0 and SDO */
+#define I2S_AICR_AMO_SHIFT 13
+#define I2S_AICR_LRO 0x00004000 /* function of LRCKO pin */
+#define I2S_AICR_SDMO 0x00070000 /* format of output audio data */
+#define I2S_AICR_SDMO_SHIFT 16
+#define I2S_AICR_CLO 0x00080000 /* output FIFO clearing control */
+#define I2S_AICR_OM 0x00100000 /* output state control */
+#define I2S_AICR__OUT_MASK 0x001f7000
+#define I2S_AICR_DIV 0x03000000 /* frequency division rate */
+#define I2S_AICR_DIV_SHIFT 24
+#define I2S_AICR_FL 0x20000000 /* frame length */
+#define I2S_AICR_FS 0x40000000 /* frame sync method */
+#define I2S_AICR_ME 0x80000000 /* master enable */
+
+/*
+ * PCMCIA
+ */
+#define __addr_MB93493_PCMCIA(X) ((volatile unsigned long *)(__region_CS5 + (X)))
+
+/*
+ * GPIO
+ */
+#define __get_MB93493_GPIO_PDR(X) __get_MB93493(0x380 + (X) * 0xc0)
+#define __set_MB93493_GPIO_PDR(X,V) __set_MB93493(0x380 + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_GPDR(X) __get_MB93493(0x384 + (X) * 0xc0)
+#define __set_MB93493_GPIO_GPDR(X,V) __set_MB93493(0x384 + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_SIR(X) __get_MB93493(0x388 + (X) * 0xc0)
+#define __set_MB93493_GPIO_SIR(X,V) __set_MB93493(0x388 + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_SOR(X) __get_MB93493(0x38c + (X) * 0xc0)
+#define __set_MB93493_GPIO_SOR(X,V) __set_MB93493(0x38c + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_PDSR(X) __get_MB93493(0x390 + (X) * 0xc0)
+#define __set_MB93493_GPIO_PDSR(X,V) __set_MB93493(0x390 + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_PDCR(X) __get_MB93493(0x394 + (X) * 0xc0)
+#define __set_MB93493_GPIO_PDCR(X,V) __set_MB93493(0x394 + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_INTST(X) __get_MB93493(0x398 + (X) * 0xc0)
+#define __set_MB93493_GPIO_INTST(X,V) __set_MB93493(0x398 + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_IEHL(X) __get_MB93493(0x39c + (X) * 0xc0)
+#define __set_MB93493_GPIO_IEHL(X,V) __set_MB93493(0x39c + (X) * 0xc0, (V))
+
+#define __get_MB93493_GPIO_IELH(X) __get_MB93493(0x3a0 + (X) * 0xc0)
+#define __set_MB93493_GPIO_IELH(X,V) __set_MB93493(0x3a0 + (X) * 0xc0, (V))
+
+#endif /* _ASM_MB93493_REGS_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb-regs.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb-regs.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mb-regs.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mb-regs.h 2004-11-05 14:13:04.081480740 +0000
@@ -0,0 +1,185 @@
+/* mb-regs.h: motherboard registers
+ *
+ * Copyright (C) 2003, 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MB_REGS_H
+#define _ASM_MB_REGS_H
+
+#include <asm/cpu-irqs.h>
+#include <asm/sections.h>
+#include <asm/mem-layout.h>
+
+#define __region_IO KERNEL_IO_START /* the region from 0xe0000000 to 0xffffffff has suitable
+ * protection laid over the top for use in memory-mapped
+ * I/O
+ */
+
+#define __region_CS0 0xff000000 /* Boot ROMs area */
+
+#ifdef CONFIG_MB93091_VDK
+/*
+ * VDK motherboard and CPU card specific stuff
+ */
+
+#include <asm/mb93091-fpga-irqs.h>
+
+#define IRQ_CPU_MB93493_0 IRQ_CPU_EXTERNAL0
+#define IRQ_CPU_MB93493_1 IRQ_CPU_EXTERNAL1
+
+#define __region_CS2 0xe0000000 /* SLBUS/PCI I/O space */
+#define __region_CS2_M 0x0fffffff /* mask */
+#define __region_CS2_C 0x00000000 /* control */
+#define __region_CS5 0xf0000000 /* MB93493 CSC area (DAV daughter board) */
+#define __region_CS5_M 0x00ffffff
+#define __region_CS5_C 0x00010000
+#define __region_CS7 0xf1000000 /* CB70 CPU-card PCMCIA port I/O space */
+#define __region_CS7_M 0x00ffffff
+#define __region_CS7_C 0x00410701
+#define __region_CS1 0xfc000000 /* SLBUS/PCI bridge control registers */
+#define __region_CS1_M 0x000fffff
+#define __region_CS1_C 0x00000000
+#define __region_CS6 0xfc100000 /* CB70 CPU-card DM9000 LAN I/O space */
+#define __region_CS6_M 0x000fffff
+#define __region_CS6_C 0x00400707
+#define __region_CS3 0xfc200000 /* MB93493 CSR area (DAV daughter board) */
+#define __region_CS3_M 0x000fffff
+#define __region_CS3_C 0xc8100000
+#define __region_CS4 0xfd000000 /* CB70 CPU-card extra flash space */
+#define __region_CS4_M 0x00ffffff
+#define __region_CS4_C 0x00000f07
+
+#define __region_PCI_IO (__region_CS2 + 0x04000000UL)
+#define __region_PCI_MEM (__region_CS2 + 0x08000000UL)
+#define __flush_PCI_writes() \
+do { \
+ __builtin_write8((volatile void *) __region_PCI_MEM, 0); \
+} while(0)
+
+#define __is_PCI_IO(addr) \
+ (((unsigned long)(addr) >> 24) - (__region_PCI_IO >> 24) < (0x04000000UL >> 24))
+
+#define __is_PCI_MEM(addr) \
+ ((unsigned long)(addr) - __region_PCI_MEM < 0x08000000UL)
+
+#define __get_CLKSW() ({ *(volatile unsigned long *)(__region_CS2 + 0x0130000cUL) & 0xffUL; })
+#define __get_CLKIN() (__get_CLKSW() * 125U * 100000U / 24U)
+
+#ifndef __ASSEMBLY__
+extern int __nongprelbss mb93090_mb00_detected;
+#endif
+
+#define __addr_LEDS() (__region_CS2 + 0x01200004UL)
+#ifdef CONFIG_MB93090_MB00
+#define __set_LEDS(X) \
+do { \
+ if (mb93090_mb00_detected) \
+ __builtin_write32((void *) __addr_LEDS(), ~(X)); \
+} while (0)
+#else
+#define __set_LEDS(X)
+#endif
+
+#define __addr_LCD() (__region_CS2 + 0x01200008UL)
+#define __get_LCD(B) __builtin_read32((volatile void *) (B))
+#define __set_LCD(B,X) __builtin_write32((volatile void *) (B), (X))
+
+#define LCD_D 0x000000ff /* LCD data bus */
+#define LCD_RW 0x00000100 /* LCD R/W signal */
+#define LCD_RS 0x00000200 /* LCD Register Select */
+#define LCD_E 0x00000400 /* LCD Start Enable Signal */
+
+#define LCD_CMD_CLEAR (LCD_E|0x001)
+#define LCD_CMD_HOME (LCD_E|0x002)
+#define LCD_CMD_CURSOR_INC (LCD_E|0x004)
+#define LCD_CMD_SCROLL_INC (LCD_E|0x005)
+#define LCD_CMD_CURSOR_DEC (LCD_E|0x006)
+#define LCD_CMD_SCROLL_DEC (LCD_E|0x007)
+#define LCD_CMD_OFF (LCD_E|0x008)
+#define LCD_CMD_ON(CRSR,BLINK) (LCD_E|0x00c|(CRSR<<1)|BLINK)
+#define LCD_CMD_CURSOR_MOVE_L (LCD_E|0x010)
+#define LCD_CMD_CURSOR_MOVE_R (LCD_E|0x014)
+#define LCD_CMD_DISPLAY_SHIFT_L (LCD_E|0x018)
+#define LCD_CMD_DISPLAY_SHIFT_R (LCD_E|0x01c)
+#define LCD_CMD_FUNCSET(DL,N,F) (LCD_E|0x020|(DL<<4)|(N<<3)|(F<<2))
+#define LCD_CMD_SET_CG_ADDR(X) (LCD_E|0x040|X)
+#define LCD_CMD_SET_DD_ADDR(X) (LCD_E|0x080|X)
+#define LCD_CMD_READ_BUSY (LCD_E|LCD_RW)
+#define LCD_DATA_WRITE(X) (LCD_E|LCD_RS|(X))
+#define LCD_DATA_READ (LCD_E|LCD_RS|LCD_RW)
+
+#else
+/*
+ * PDK unit specific stuff
+ */
+
+#include <asm/mb93093-fpga-irqs.h>
+
+#define IRQ_CPU_MB93493_0 IRQ_CPU_EXTERNAL0
+#define IRQ_CPU_MB93493_1 IRQ_CPU_EXTERNAL1
+
+#define __region_CS5 0xf0000000 /* MB93493 CSC area (DAV daughter board) */
+#define __region_CS5_M 0x00ffffff /* mask */
+#define __region_CS5_C 0x00010000 /* control */
+#define __region_CS2 0x20000000 /* FPGA registers */
+#define __region_CS2_M 0x000fffff
+#define __region_CS2_C 0x00000000
+#define __region_CS1 0xfc100000 /* LAN registers */
+#define __region_CS1_M 0x000fffff
+#define __region_CS1_C 0x00010404
+#define __region_CS3 0xfc200000 /* MB93493 CSR area (DAV daughter board) */
+#define __region_CS3_M 0x000fffff
+#define __region_CS3_C 0xc8000000
+#define __region_CS4 0xfd000000 /* extra ROMs area */
+#define __region_CS4_M 0x00ffffff
+#define __region_CS4_C 0x00000f07
+
+#define __region_CS6 0xfe000000 /* not used - hide behind CPU resource I/O regs */
+#define __region_CS6_M 0x000fffff
+#define __region_CS6_C 0x00000f07
+#define __region_CS7 0xfe000000 /* not used - hide behind CPU resource I/O regs */
+#define __region_CS7_M 0x000fffff
+#define __region_CS7_C 0x00000f07
+
+#define __is_PCI_IO(addr) 0 /* no PCI */
+#define __is_PCI_MEM(addr) 0
+#define __region_PCI_IO 0
+#define __region_PCI_MEM 0
+#define __flush_PCI_writes() do { } while(0)
+
+#define __get_CLKSW() 0UL
+#define __get_CLKIN() 66000000UL
+
+#define __addr_LEDS() (__region_CS2 + 0x00000023UL)
+#define __set_LEDS(X) __builtin_write8((volatile void *) __addr_LEDS(), (X))
+
+#define __addr_FPGATR() (__region_CS2 + 0x00000030UL)
+#define __set_FPGATR(X) __builtin_write32((volatile void *) __addr_FPGATR(), (X))
+#define __get_FPGATR() __builtin_read32((volatile void *) __addr_FPGATR())
+
+#define MB93093_FPGA_FPGATR_AUDIO_CLK 0x00000003
+
+#define __set_FPGATR_AUDIO_CLK(V) \
+ __set_FPGATR((__get_FPGATR() & ~MB93093_FPGA_FPGATR_AUDIO_CLK) | (V))
+
+#define MB93093_FPGA_FPGATR_AUDIO_CLK_OFF 0x0
+#define MB93093_FPGA_FPGATR_AUDIO_CLK_11MHz 0x1
+#define MB93093_FPGA_FPGATR_AUDIO_CLK_12MHz 0x2
+#define MB93093_FPGA_FPGATR_AUDIO_CLK_02MHz 0x3
+
+#define MB93093_FPGA_SWR_PUSHSWMASK (0x1F<<26)
+#define MB93093_FPGA_SWR_PUSHSW4 (1<<29)
+
+#define __addr_FPGA_SWR ((volatile void *)(__region_CS2 + 0x28UL))
+#define __get_FPGA_PUSHSW1_5() (__builtin_read32(__addr_FPGA_SWR) & MB93093_FPGA_SWR_PUSHSWMASK)
+
+
+#endif
+
+#endif /* _ASM_MB_REGS_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mem-layout.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mem-layout.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mem-layout.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mem-layout.h 2004-11-05 14:13:04.085480402 +0000
@@ -0,0 +1,78 @@
+/* mem-layout.h: memory layout
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MEM_LAYOUT_H
+#define _ASM_MEM_LAYOUT_H
+
+#ifndef __ASSEMBLY__
+#define __UL(X) ((unsigned long) (X))
+#else
+#define __UL(X) (X)
+#endif
+
+/*
+ * PAGE_SHIFT determines the page size
+ */
+#define PAGE_SHIFT 14
+
+#ifndef __ASSEMBLY__
+#define PAGE_SIZE (1UL << PAGE_SHIFT)
+#else
+#define PAGE_SIZE (1 << PAGE_SHIFT)
+#endif
+
+#define PAGE_MASK (~(PAGE_SIZE-1))
+
+/*****************************************************************************/
+/*
+ * virtual memory layout from kernel's point of view
+ */
+#define PAGE_OFFSET ((unsigned long) &__page_offset)
+
+#ifdef CONFIG_MMU
+
+/* see Documentation/fujitsu/frv/mmu-layout.txt */
+#define KERNEL_LOWMEM_START __UL(0xc0000000)
+#define KERNEL_LOWMEM_END __UL(0xd0000000)
+#define VMALLOC_START __UL(0xd0000000)
+#define VMALLOC_END __UL(0xd8000000)
+#define PKMAP_BASE __UL(0xd8000000)
+#define PKMAP_END __UL(0xdc000000)
+#define KMAP_ATOMIC_SECONDARY_FRAME __UL(0xdc000000)
+#define KMAP_ATOMIC_PRIMARY_FRAME __UL(0xdd000000)
+
+#endif
+
+#define KERNEL_IO_START __UL(0xe0000000)
+
+
+/*****************************************************************************/
+/*
+ * memory layout from userspace's point of view
+ */
+#define BRK_BASE __UL(2 * 1024 * 1024 + PAGE_SIZE)
+#define STACK_TOP __UL(2 * 1024 * 1024)
+
+/* userspace process size */
+#ifdef CONFIG_MMU
+#define TASK_SIZE (PAGE_OFFSET)
+#else
+#define TASK_SIZE __UL(0xFFFFFFFFUL)
+#endif
+
+/* base of area at which unspecified mmaps will start */
+#ifdef CONFIG_BINFMT_ELF_FDPIC
+#define TASK_UNMAPPED_BASE __UL(16 * 1024 * 1024)
+#else
+#define TASK_UNMAPPED_BASE __UL(TASK_SIZE / 3)
+#endif
+
+#endif /* _ASM_MEM_LAYOUT_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mman.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mman.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mman.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mman.h 2004-11-05 14:13:04.089480064 +0000
@@ -0,0 +1,44 @@
+#ifndef __ASM_MMAN_H__
+#define __ASM_MMAN_H__
+
+#define PROT_READ 0x1 /* page can be read */
+#define PROT_WRITE 0x2 /* page can be written */
+#define PROT_EXEC 0x4 /* page can be executed */
+#define PROT_SEM 0x8 /* page may be used for atomic ops */
+#define PROT_NONE 0x0 /* page can not be accessed */
+#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */
+#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */
+
+#define MAP_SHARED 0x01 /* Share changes */
+#define MAP_PRIVATE 0x02 /* Changes are private */
+#define MAP_TYPE 0x0f /* Mask for type of mapping */
+#define MAP_FIXED 0x10 /* Interpret addr exactly */
+#define MAP_ANONYMOUS 0x20 /* don't use a file */
+
+#define MAP_GROWSDOWN 0x0100 /* stack-like segment */
+#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
+#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
+#define MAP_LOCKED 0x2000 /* pages are locked */
+#define MAP_NORESERVE 0x4000 /* don't check for reservations */
+#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
+#define MAP_NONBLOCK 0x10000 /* do not block on IO */
+
+#define MS_ASYNC 1 /* sync memory asynchronously */
+#define MS_INVALIDATE 2 /* invalidate the caches */
+#define MS_SYNC 4 /* synchronous memory sync */
+
+#define MCL_CURRENT 1 /* lock all current mappings */
+#define MCL_FUTURE 2 /* lock all future mappings */
+
+#define MADV_NORMAL 0x0 /* default page-in behavior */
+#define MADV_RANDOM 0x1 /* page-in minimum required */
+#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
+#define MADV_WILLNEED 0x3 /* pre-fault pages */
+#define MADV_DONTNEED 0x4 /* discard these pages */
+
+/* compatibility flags */
+#define MAP_ANON MAP_ANONYMOUS
+#define MAP_FILE 0
+
+#endif /* __ASM_MMAN_H__ */
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mmu_context.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mmu_context.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mmu_context.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mmu_context.h 2004-11-05 15:56:17.064106992 +0000
@@ -0,0 +1,50 @@
+/* mmu_context.h: MMU context management routines
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_MMU_CONTEXT_H
+#define _ASM_MMU_CONTEXT_H
+
+#include <linux/config.h>
+#include <asm/setup.h>
+#include <asm/page.h>
+#include <asm/pgalloc.h>
+
+static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
+{
+}
+
+#ifdef CONFIG_MMU
+extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
+extern void change_mm_context(mm_context_t *old, mm_context_t *ctx, pml4_t *_pml4);
+extern void destroy_context(struct mm_struct *mm);
+
+#else
+#define init_new_context(tsk, mm) ({ 0; })
+#define change_mm_context(old, ctx, _pml4) do {} while(0)
+#define destroy_context(mm) do {} while(0)
+#endif
+
+#define switch_mm(prev, next, tsk) \
+do { \
+ if (prev != next) \
+ change_mm_context(&prev->context, &next->context, next->pml4); \
+} while(0)
+
+#define activate_mm(prev, next) \
+do { \
+ change_mm_context(&prev->context, &next->context, next->pml4); \
+} while(0)
+
+#define deactivate_mm(tsk, mm) \
+do { \
+} while(0)
+
+#endif
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mmu.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/mmu.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/mmu.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/mmu.h 2004-11-05 14:13:04.097479388 +0000
@@ -0,0 +1,42 @@
+/* mmu.h: memory management context for FR-V with or without MMU support
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _ASM_MMU_H
+#define _ASM_MMU_H
+
+typedef struct {
+#ifdef CONFIG_MMU
+ struct list_head id_link; /* link in list of context ID owners */
+ unsigned short id; /* MMU context ID */
+ unsigned short id_busy; /* true if ID is in CXNR */
+ unsigned long itlb_cached_pge; /* [SCR0] PGE cached for insn TLB handler */
+ unsigned long itlb_ptd_mapping; /* [DAMR4] PTD mapping for itlb cached PGE */
+ unsigned long dtlb_cached_pge; /* [SCR1] PGE cached for data TLB handler */
+ unsigned long dtlb_ptd_mapping; /* [DAMR5] PTD mapping for dtlb cached PGE */
+
+#else
+ struct mm_tblock_struct *tblock;
+ unsigned long end_brk;
+
+#endif
+
+#ifdef CONFIG_BINFMT_ELF_FDPIC
+ unsigned long exec_fdpic_loadmap;
+ unsigned long interp_fdpic_loadmap;
+#endif
+
+} mm_context_t;
+
+#ifdef CONFIG_MMU
+extern int __nongpreldata cxn_pinned;
+extern int cxn_pin_by_pid(pid_t pid);
+#endif
+
+#endif /* _ASM_MMU_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/module.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/module.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/module.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/module.h 2004-11-05 14:13:04.103478882 +0000
@@ -0,0 +1,20 @@
+/* module.h: FRV module stuff
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _ASM_MODULE_H
+#define _ASM_MODULE_H
+
+#define module_map(x) vmalloc(x)
+#define module_unmap(x) vfree(x)
+#define module_arch_init(x) (0)
+#define arch_init_modules(x) do { } while (0)
+
+#endif /* _ASM_MODULE_H */
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/msgbuf.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/msgbuf.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/msgbuf.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/msgbuf.h 2004-11-05 14:13:04.107478544 +0000
@@ -0,0 +1,32 @@
+#ifndef _ASM_MSGBUF_H
+#define _ASM_MSGBUF_H
+
+/*
+ * The msqid64_ds structure for FR-V architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct msqid64_ds {
+ struct ipc64_perm msg_perm;
+ __kernel_time_t msg_stime; /* last msgsnd time */
+ unsigned long __unused1;
+ __kernel_time_t msg_rtime; /* last msgrcv time */
+ unsigned long __unused2;
+ __kernel_time_t msg_ctime; /* last change time */
+ unsigned long __unused3;
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+
+#endif /* _ASM_MSGBUF_H */
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/namei.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/namei.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/namei.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/namei.h 2004-11-05 14:13:04.111478206 +0000
@@ -0,0 +1,18 @@
+/*
+ * asm/namei.h
+ *
+ * Included from linux/fs/namei.c
+ */
+
+#ifndef __ASM_NAMEI_H
+#define __ASM_NAMEI_H
+
+/* This dummy routine maybe changed to something useful
+ * for /usr/gnemul/ emulation stuff.
+ * Look at asm-sparc/namei.h for details.
+ */
+
+#define __emul_prefix() NULL
+
+#endif
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/page.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/page.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/page.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/page.h 2004-11-05 16:02:50.175208222 +0000
@@ -0,0 +1,104 @@
+#ifndef _ASM_PAGE_H
+#define _ASM_PAGE_H
+
+#ifdef __KERNEL__
+
+#include <linux/config.h>
+#include <asm/virtconvert.h>
+#include <asm/mem-layout.h>
+#include <asm/sections.h>
+#include <asm/setup.h>
+
+#ifndef __ASSEMBLY__
+
+#define get_user_page(vaddr) __get_free_page(GFP_KERNEL)
+#define free_user_page(page, addr) free_page(addr)
+
+#define clear_page(pgaddr) memset((pgaddr), 0, PAGE_SIZE)
+#define copy_page(to,from) memcpy((to), (from), PAGE_SIZE)
+
+#define clear_user_page(pgaddr, vaddr, page) memset((pgaddr), 0, PAGE_SIZE)
+#define copy_user_page(vto, vfrom, vaddr, topg) memcpy((vto), (vfrom), PAGE_SIZE)
+
+/*
+ * These are used to make use of C type-checking..
+ */
+typedef struct { unsigned long pte; } pte_t;
+typedef struct { unsigned long ste[64]; } pmd_t;
+typedef struct { pmd_t pge[1]; } pgd_t;
+typedef struct { unsigned long pgprot; } pgprot_t;
+
+#define pte_val(x) ((x).pte)
+#define pmd_val(x) ((x).ste[0])
+#define pgd_val(x) ((x).pge[0])
+#define pgprot_val(x) ((x).pgprot)
+
+#define __pte(x) ((pte_t) { (x) } )
+#define __pmd(x) ((pmd_t) { (x) } )
+#define __pgd(x) ((pgd_t) { (x) } )
+#define __pgprot(x) ((pgprot_t) { (x) } )
+#define PTE_MASK PAGE_MASK
+
+/* to align the pointer to the (next) page boundary */
+#define PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) & PAGE_MASK)
+
+/* Pure 2^n version of get_order */
+static inline int get_order(unsigned long size) __attribute_const__;
+static inline int get_order(unsigned long size)
+{
+ int order;
+
+ size = (size - 1) >> (PAGE_SHIFT - 1);
+ order = -1;
+ do {
+ size >>= 1;
+ order++;
+ } while (size);
+ return order;
+}
+
+#define devmem_is_allowed(pfn) 1
+
+#define __pa(vaddr) virt_to_phys((void *) vaddr)
+#define __va(paddr) phys_to_virt((unsigned long) paddr)
+
+#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
+
+extern unsigned long max_low_pfn;
+extern unsigned long min_low_pfn;
+extern unsigned long max_pfn;
+
+#ifdef CONFIG_MMU
+#define pfn_to_page(pfn) (mem_map + (pfn))
+#define page_to_pfn(page) ((unsigned long) ((page) - mem_map))
+#define pfn_valid(pfn) ((pfn) < max_mapnr)
+
+#else
+#define pfn_to_page(pfn) (&mem_map[(pfn) - (PAGE_OFFSET >> PAGE_SHIFT)])
+#define page_to_pfn(page) ((PAGE_OFFSET >> PAGE_SHIFT) + (unsigned long) ((page) - mem_map))
+#define pfn_valid(pfn) ((pfn) >= min_low_pfn && (pfn) < max_low_pfn)
+
+#endif
+
+#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
+#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
+
+
+#ifdef CONFIG_MMU
+#define VM_DATA_DEFAULT_FLAGS \
+ (VM_READ | VM_WRITE | \
+ ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \
+ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+#endif
+
+#include <asm-generic/nopml4-page.h>
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __KERNEL__ */
+
+#ifdef CONFIG_CONTIGUOUS_PAGE_ALLOC
+#define WANT_PAGE_VIRTUAL 1
+#endif
+
+#endif /* _ASM_PAGE_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/param.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/param.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/param.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/param.h 2004-11-05 14:13:04.119477530 +0000
@@ -0,0 +1,23 @@
+#ifndef _ASM_PARAM_H
+#define _ASM_PARAM_H
+
+#ifdef __KERNEL__
+#define HZ 1000 /* Internal kernel timer frequency */
+#define USER_HZ 100 /* .. some user interfaces are in "ticks" */
+#define CLOCKS_PER_SEC (USER_HZ) /* like times() */
+#endif
+
+#ifndef HZ
+#define HZ 100
+#endif
+
+#define EXEC_PAGESIZE 16384
+
+#ifndef NOGROUP
+#define NOGROUP (-1)
+#endif
+
+#define MAXHOSTNAMELEN 64 /* max length of hostname */
+#define COMMAND_LINE_SIZE 512
+
+#endif /* _ASM_PARAM_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/pci.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/pci.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/pci.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/pci.h 2004-11-05 14:13:04.123477193 +0000
@@ -0,0 +1,108 @@
+/* pci.h: FR-V specific PCI declarations
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ * - Derived from include/asm-m68k/pci.h
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef ASM_PCI_H
+#define ASM_PCI_H
+
+#include <linux/config.h>
+#include <linux/mm.h>
+#include <asm/scatterlist.h>
+#include <asm-generic/pci-dma-compat.h>
+#include <asm-generic/pci.h>
+
+struct pci_dev;
+
+#define pcibios_assign_all_busses() 0
+
+static inline void pcibios_add_platform_entries(struct pci_dev *dev)
+{
+}
+
+extern void pcibios_set_master(struct pci_dev *dev);
+
+extern void pcibios_penalize_isa_irq(int irq);
+
+#ifdef CONFIG_MMU
+extern void *consistent_alloc(int gfp, size_t size, dma_addr_t *dma_handle);
+extern void consistent_free(void *vaddr);
+extern void consistent_sync(void *vaddr, size_t size, int direction);
+extern void consistent_sync_page(struct page *page, unsigned long offset,
+ size_t size, int direction);
+#endif
+
+extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
+ dma_addr_t *dma_handle);
+
+extern void pci_free_consistent(struct pci_dev *hwdev, size_t size,
+ void *vaddr, dma_addr_t dma_handle);
+
+/* This is always fine. */
+#define pci_dac_dma_supported(pci_dev, mask) (1)
+
+/* Return the index of the PCI controller for device PDEV. */
+#define pci_controller_num(PDEV) (0)
+
+/* The PCI address space does equal the physical memory
+ * address space. The networking and block device layers use
+ * this boolean for bounce buffer decisions.
+ */
+#define PCI_DMA_BUS_IS_PHYS (1)
+
+/*
+ * These are pretty much arbitary with the CoMEM implementation.
+ * We have the whole address space to ourselves.
+ */
+#define PCIBIOS_MIN_IO 0x100
+#define PCIBIOS_MIN_MEM 0x00010000
+
+/* Make physical memory consistent for a single
+ * streaming mode DMA translation after a transfer.
+ *
+ * If you perform a pci_map_single() but wish to interrogate the
+ * buffer using the cpu, yet do not wish to teardown the PCI dma
+ * mapping, you must call this function before doing so. At the
+ * next point you give the PCI dma address back to the card, the
+ * device again owns the buffer.
+ */
+static inline void pci_dma_sync_single(struct pci_dev *hwdev,
+ dma_addr_t dma_handle,
+ size_t size, int direction)
+{
+ if (direction == PCI_DMA_NONE)
+ BUG();
+
+ frv_cache_wback_inv((unsigned long)bus_to_virt(dma_handle),
+ (unsigned long)bus_to_virt(dma_handle) + size);
+}
+
+/* Make physical memory consistent for a set of streaming
+ * mode DMA translations after a transfer.
+ *
+ * The same as pci_dma_sync_single but for a scatter-gather list,
+ * same rules and usage.
+ */
+static inline void pci_dma_sync_sg(struct pci_dev *hwdev,
+ struct scatterlist *sg,
+ int nelems, int direction)
+{
+ int i;
+
+ if (direction == PCI_DMA_NONE)
+ BUG();
+
+ for (i = 0; i < nelems; i++)
+ frv_cache_wback_inv(sg_dma_address(&sg[i]),
+ sg_dma_address(&sg[i])+sg_dma_len(&sg[i]));
+}
+
+
+#endif
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/percpu.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/percpu.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/percpu.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/percpu.h 2004-11-05 14:13:04.127476855 +0000
@@ -0,0 +1,6 @@
+#ifndef __ASM_PERCPU_H
+#define __ASM_PERCPU_H
+
+#include <asm-generic/percpu.h>
+
+#endif /* __ASM_PERCPU_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/pgalloc.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/pgalloc.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/pgalloc.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/pgalloc.h 2004-11-05 14:59:30.000000000 +0000
@@ -0,0 +1,66 @@
+/* pgalloc.h: Page allocation routines for FRV
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * Derived from:
+ * include/asm-m68knommu/pgalloc.h
+ * include/asm-i386/pgalloc.h
+ */
+#ifndef _ASM_PGALLOC_H
+#define _ASM_PGALLOC_H
+
+#include <linux/config.h>
+#include <asm/setup.h>
+#include <asm/virtconvert.h>
+
+#ifdef CONFIG_MMU
+
+#define pmd_populate_kernel(mm, pmd, pte) __set_pmd(pmd, __pa(pte) | _PAGE_TABLE)
+#define pmd_populate(MM, PMD, PAGE) \
+do { \
+ __set_pmd((PMD), page_to_pfn(PAGE) << PAGE_SHIFT | _PAGE_TABLE); \
+} while(0)
+
+/*
+ * Allocate and free page tables.
+ */
+
+extern void pgd_free(pgd_t *);
+
+extern pte_t *pte_alloc_one_kernel(struct mm_struct *, unsigned long);
+
+extern struct page *pte_alloc_one(struct mm_struct *, unsigned long);
+
+static inline void pte_free_kernel(pte_t *pte)
+{
+ free_page((unsigned long)pte);
+}
+
+static inline void pte_free(struct page *pte)
+{
+ __free_page(pte);
+}
+
+#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
+
+/*
+ * allocating and freeing a pmd is trivial: the 1-entry pmd is
+ * inside the pgd, so has no extra memory associated with it.
+ * (In the PAE case we free the pmds as part of the pgd.)
+ */
+#define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *) 2); })
+#define pmd_free(x) do { } while (0)
+#define __pmd_free_tlb(tlb,x) do { } while (0)
+#define pgd_populate(mm, pmd, pte) BUG()
+
+#include <asm-generic/nopml4-pgalloc.h>
+
+#endif /* CONFIG_MMU */
+
+#endif /* _ASM_PGALLOC_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/pgtable.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/pgtable.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/pgtable.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/pgtable.h 2004-11-05 14:58:27.452086136 +0000
@@ -0,0 +1,491 @@
+/* pgtable.h: FR-V page table mangling
+ *
+ * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * Derived from:
+ * include/asm-m68knommu/pgtable.h
+ * include/asm-i386/pgtable.h
+ */
+
+#ifndef _ASM_PGTABLE_H
+#define _ASM_PGTABLE_H
+
+#include <linux/config.h>
+#include <asm/mem-layout.h>
+#include <asm/setup.h>
+#include <asm/processor.h>
+
+#ifndef __ASSEMBLY__
+#include <linux/threads.h>
+#include <linux/slab.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#endif
+
+#ifndef __ASSEMBLY__
+#if defined(CONFIG_HIGHPTE)
+typedef unsigned long pte_addr_t;
+#else
+typedef pte_t *pte_addr_t;
+#endif
+#endif
+
+/*****************************************************************************/
+/*
+ * MMU-less operation case first
+ */
+#ifndef CONFIG_MMU
+
+#define pgd_present(pgd) (1) /* pages are always present on NO_MM */
+#define pgd_none(pgd) (0)
+#define pgd_bad(pgd) (0)
+#define pgd_clear(pgdp)
+#define kern_addr_valid(addr) (1)
+#define pmd_offset(a, b) ((void *) 0)
+
+#define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */
+#define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */
+#define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */
+#define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */
+#define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */
+
+#define __swp_type(x) (0)
+#define __swp_offset(x) (0)
+#define __swp_entry(typ,off) ((swp_entry_t) { ((typ) | ((off) << 7)) })
+#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
+#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
+
+#ifndef __ASSEMBLY__
+static inline int pte_file(pte_t pte) { return 0; }
+#endif
+
+#define ZERO_PAGE(vaddr) ({ BUG(); NULL; })
+
+#define swapper_pg_dir ((pgd_t *) NULL)
+
+#define pgtable_cache_init() do {} while(0)
+
+#else /* !CONFIG_MMU */
+/*****************************************************************************/
+/*
+ * then MMU operation
+ */
+
+/*
+ * ZERO_PAGE is a global shared page that is always zero: used
+ * for zero-mapped memory areas etc..
+ */
+#ifndef __ASSEMBLY__
+extern unsigned long empty_zero_page;
+#define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page)
+#endif
+
+/*
+ * we use 2-level page tables, folding the PMD (mid-level table) into the PGE (top-level entry)
+ * [see Documentation/fujitsu/frv/mmu-layout.txt]
+ *
+ * 4th-Level Page Directory:
+ * - Size: 16KB
+ * - 1 PML4Es per PML4
+ * - Each PML4E holds 1 PGD and covers 4GB
+ *
+ * Page Directory:
+ * - Size: 16KB
+ * - 64 PGEs per PGD
+ * - Each PGE holds 1 PMD and covers 64MB
+ *
+ * Page Mid-Level Directory
+ * - 1 PME per PMD
+ * - Each PME holds 64 STEs, all of which point to separate chunks of the same Page Table
+ * - All STEs are instantiated at the same time
+ * - Size: 256B
+ *
+ * Page Table
+ * - Size: 16KB
+ * - 4096 PTEs per PT
+ * - Each Linux PT is subdivided into 64 FR451 PT's, each of which holds 64 entries
+ *
+ * Pages
+ * - Size: 4KB
+ *
+ * total PTEs
+ * = 1 PML4E * 64 PGEs * 1 PMEs * 4096 PTEs
+ * = 1 PML4E * 64 PGEs * 64 STEs * 64 PTEs/FR451-PT
+ * = 262144 (or 256 * 1024)
+ */
+#define PGDIR_SHIFT 26
+#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
+#define PGDIR_MASK (~(PGDIR_SIZE - 1))
+#define PTRS_PER_PGD 64
+
+#define PMD_SHIFT 26
+#define PMD_SIZE (1UL << PMD_SHIFT)
+#define PMD_MASK (~(PMD_SIZE - 1))
+#define PTRS_PER_PMD 1
+#define PME_SIZE 256
+
+#define __frv_PT_SIZE 256
+
+#define PTRS_PER_PTE 4096
+
+#define USER_PGDS_IN_LAST_PML4 (TASK_SIZE / PGDIR_SIZE)
+#define FIRST_USER_PGD_NR 0
+
+#define USER_PGD_PTRS (PAGE_OFFSET >> PGDIR_SHIFT)
+#define KERNEL_PGD_PTRS (PTRS_PER_PGD - USER_PGD_PTRS)
+
+#define TWOLEVEL_PGDIR_SHIFT 26
+#define BOOT_USER_PGD_PTRS (__PAGE_OFFSET >> TWOLEVEL_PGDIR_SHIFT)
+#define BOOT_KERNEL_PGD_PTRS (PTRS_PER_PGD - BOOT_USER_PGD_PTRS)
+
+#ifndef __ASSEMBLY__
+
+extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
+
+#define pte_ERROR(e) \
+ printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, (e).pte)
+#define pmd_ERROR(e) \
+ printk("%s:%d: bad pmd %08lx.\n", __FILE__, __LINE__, pmd_val(e))
+#define pgd_ERROR(e) \
+ printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pmd_val(pgd_val(e)))
+
+/*
+ * The "pgd_xxx()" functions here are trivial for a folded two-level
+ * setup: the pgd is never bad, and a pmd always exists (as it's folded
+ * into the pgd entry)
+ */
+static inline int pgd_none(pgd_t pgd) { return 0; }
+static inline int pgd_bad(pgd_t pgd) { return 0; }
+static inline int pgd_present(pgd_t pgd) { return 1; }
+#define pgd_clear(xp) do { } while (0)
+
+/*
+ * Certain architectures need to do special things when PTEs
+ * within a page table are directly modified. Thus, the following
+ * hook is made available.
+ */
+#define set_pte(pteptr, pteval) \
+do { \
+ *(pteptr) = (pteval); \
+ asm volatile("dcf %M0" :: "U"(*pteptr)); \
+} while(0)
+
+#define set_pte_atomic(pteptr, pteval) set_pte((pteptr), (pteval))
+
+/*
+ * (pmds are folded into pgds so this doesn't get actually called,
+ * but the define is needed for a generic inline function.)
+ */
+#define set_pgd(pgdptr, pgdval) (*(pgdptr) = pgdval)
+
+extern void __set_pmd(pmd_t *pmdptr, unsigned long __pmd);
+
+#define set_pmd(pmdptr, pmdval) \
+do { \
+ __set_pmd((pmdptr), (pmdval).ste[0]); \
+} while(0)
+
+#define pgd_page(pgd) ((unsigned long) __va(pgd_val(pgd) & PAGE_MASK))
+
+#define __pmd_index(address) 0
+
+static inline pmd_t *pmd_offset(pgd_t *dir, unsigned long address)
+{
+ return (pmd_t *) dir + __pmd_index(address);
+}
+
+#define pte_same(a, b) ((a).pte == (b).pte)
+#define pte_page(x) (mem_map + ((unsigned long)(((x).pte >> PAGE_SHIFT))))
+#define pte_none(x) (!(x).pte)
+#define pte_pfn(x) ((unsigned long)(((x).pte >> PAGE_SHIFT)))
+#define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
+#define pfn_pmd(pfn, prot) __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
+
+#define VMALLOC_VMADDR(x) ((unsigned long) (x))
+
+#endif /* !__ASSEMBLY__ */
+
+/*
+ * control flags in AMPR registers and TLB entries
+ */
+#define _PAGE_BIT_PRESENT xAMPRx_V_BIT
+#define _PAGE_BIT_WP DAMPRx_WP_BIT
+#define _PAGE_BIT_NOCACHE xAMPRx_C_BIT
+#define _PAGE_BIT_SUPER xAMPRx_S_BIT
+#define _PAGE_BIT_ACCESSED xAMPRx_RESERVED8_BIT
+#define _PAGE_BIT_DIRTY xAMPRx_M_BIT
+#define _PAGE_BIT_NOTGLOBAL xAMPRx_NG_BIT
+
+#define _PAGE_PRESENT xAMPRx_V
+#define _PAGE_WP DAMPRx_WP
+#define _PAGE_NOCACHE xAMPRx_C
+#define _PAGE_SUPER xAMPRx_S
+#define _PAGE_ACCESSED xAMPRx_RESERVED8 /* accessed if set */
+#define _PAGE_DIRTY xAMPRx_M
+#define _PAGE_NOTGLOBAL xAMPRx_NG
+
+#define _PAGE_RESERVED_MASK (xAMPRx_RESERVED8 | xAMPRx_RESERVED13)
+
+#define _PAGE_FILE 0x002 /* set:pagecache unset:swap */
+#define _PAGE_PROTNONE 0x000 /* If not present */
+
+#define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY)
+
+#define __PGPROT_BASE \
+ (_PAGE_PRESENT | xAMPRx_SS_16Kb | xAMPRx_D | _PAGE_NOTGLOBAL | _PAGE_ACCESSED)
+
+#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_ACCESSED)
+#define PAGE_SHARED __pgprot(__PGPROT_BASE)
+#define PAGE_COPY __pgprot(__PGPROT_BASE | _PAGE_WP)
+#define PAGE_READONLY __pgprot(__PGPROT_BASE | _PAGE_WP)
+
+#define __PAGE_KERNEL (__PGPROT_BASE | _PAGE_SUPER | _PAGE_DIRTY)
+#define __PAGE_KERNEL_NOCACHE (__PGPROT_BASE | _PAGE_SUPER | _PAGE_DIRTY | _PAGE_NOCACHE)
+#define __PAGE_KERNEL_RO (__PGPROT_BASE | _PAGE_SUPER | _PAGE_DIRTY | _PAGE_WP)
+
+#define MAKE_GLOBAL(x) __pgprot((x) & ~_PAGE_NOTGLOBAL)
+
+#define PAGE_KERNEL MAKE_GLOBAL(__PAGE_KERNEL)
+#define PAGE_KERNEL_RO MAKE_GLOBAL(__PAGE_KERNEL_RO)
+#define PAGE_KERNEL_NOCACHE MAKE_GLOBAL(__PAGE_KERNEL_NOCACHE)
+
+#define _PAGE_TABLE (_PAGE_PRESENT | xAMPRx_SS_16Kb | xAMPRx_D | _PAGE_ACCESSED)
+
+#ifndef __ASSEMBLY__
+
+/*
+ * The FR451 can do execute protection by virtue of having separate TLB miss handlers for
+ * instruction access and for data access. However, we don't have enough reserved bits to say
+ * "execute only", so we don't bother. If you can read it, you can execute it and vice versa.
+ */
+#define __P000 PAGE_NONE
+#define __P001 PAGE_READONLY
+#define __P010 PAGE_COPY
+#define __P011 PAGE_COPY
+#define __P100 PAGE_READONLY
+#define __P101 PAGE_READONLY
+#define __P110 PAGE_COPY
+#define __P111 PAGE_COPY
+
+#define __S000 PAGE_NONE
+#define __S001 PAGE_READONLY
+#define __S010 PAGE_SHARED
+#define __S011 PAGE_SHARED
+#define __S100 PAGE_READONLY
+#define __S101 PAGE_READONLY
+#define __S110 PAGE_SHARED
+#define __S111 PAGE_SHARED
+
+/*
+ * Define this to warn about kernel memory accesses that are
+ * done without a 'verify_area(VERIFY_WRITE,..)'
+ */
+#undef TEST_VERIFY_AREA
+
+#define pte_present(x) (pte_val(x) & _PAGE_PRESENT)
+#define pte_clear(xp) do { set_pte(xp, __pte(0)); } while (0)
+
+#define pmd_none(x) (!pmd_val(x))
+#define pmd_present(x) (pmd_val(x) & _PAGE_PRESENT)
+#define pmd_bad(x) (pmd_val(x) & xAMPRx_SS)
+#define pmd_clear(xp) do { __set_pmd(xp, 0); } while(0)
+
+#define pmd_page_kernel(pmd) \
+ ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
+
+#ifndef CONFIG_DISCONTIGMEM
+#define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))
+#endif
+
+#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT))
+
+/*
+ * The following only work if pte_present() is true.
+ * Undefined behaviour if not..
+ */
+static inline int pte_read(pte_t pte) { return !((pte).pte & _PAGE_SUPER); }
+static inline int pte_exec(pte_t pte) { return !((pte).pte & _PAGE_SUPER); }
+static inline int pte_dirty(pte_t pte) { return (pte).pte & _PAGE_DIRTY; }
+static inline int pte_young(pte_t pte) { return (pte).pte & _PAGE_ACCESSED; }
+static inline int pte_write(pte_t pte) { return !((pte).pte & _PAGE_WP); }
+
+static inline pte_t pte_rdprotect(pte_t pte) { (pte).pte |= _PAGE_SUPER; return pte; }
+static inline pte_t pte_exprotect(pte_t pte) { (pte).pte |= _PAGE_SUPER; return pte; }
+static inline pte_t pte_mkclean(pte_t pte) { (pte).pte &= ~_PAGE_DIRTY; return pte; }
+static inline pte_t pte_mkold(pte_t pte) { (pte).pte &= ~_PAGE_ACCESSED; return pte; }
+static inline pte_t pte_wrprotect(pte_t pte) { (pte).pte |= _PAGE_WP; return pte; }
+static inline pte_t pte_mkread(pte_t pte) { (pte).pte &= ~_PAGE_SUPER; return pte; }
+static inline pte_t pte_mkexec(pte_t pte) { (pte).pte &= ~_PAGE_SUPER; return pte; }
+static inline pte_t pte_mkdirty(pte_t pte) { (pte).pte |= _PAGE_DIRTY; return pte; }
+static inline pte_t pte_mkyoung(pte_t pte) { (pte).pte |= _PAGE_ACCESSED; return pte; }
+static inline pte_t pte_mkwrite(pte_t pte) { (pte).pte &= ~_PAGE_WP; return pte; }
+
+static inline int ptep_test_and_clear_dirty(pte_t *ptep)
+{
+ int i = test_and_clear_bit(_PAGE_BIT_DIRTY, ptep);
+ asm volatile("dcf %M0" :: "U"(*ptep));
+ return i;
+}
+
+static inline int ptep_test_and_clear_young(pte_t *ptep)
+{
+ int i = test_and_clear_bit(_PAGE_BIT_ACCESSED, ptep);
+ asm volatile("dcf %M0" :: "U"(*ptep));
+ return i;
+}
+
+static inline pte_t ptep_get_and_clear(pte_t *ptep)
+{
+ unsigned long x = xchg(&ptep->pte, 0);
+ asm volatile("dcf %M0" :: "U"(*ptep));
+ return __pte(x);
+}
+
+static inline void ptep_set_wrprotect(pte_t *ptep)
+{
+ set_bit(_PAGE_BIT_WP, ptep);
+ asm volatile("dcf %M0" :: "U"(*ptep));
+}
+
+static inline void ptep_mkdirty(pte_t *ptep)
+{
+ set_bit(_PAGE_BIT_DIRTY, ptep);
+ asm volatile("dcf %M0" :: "U"(*ptep));
+}
+
+/*
+ * Conversion functions: convert a page and protection to a page entry,
+ * and a page entry and page directory to the page they refer to.
+ */
+
+#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot))
+#define mk_pte_huge(entry) ((entry).pte_low |= _PAGE_PRESENT | _PAGE_PSE)
+
+/* This takes a physical page address that is used by the remapping functions */
+#define mk_pte_phys(physpage, pgprot) pfn_pte((physpage) >> PAGE_SHIFT, pgprot)
+
+static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
+{
+ pte.pte &= _PAGE_CHG_MASK;
+ pte.pte |= pgprot_val(newprot);
+ return pte;
+}
+
+#define page_pte(page) page_pte_prot(page, __pgprot(0))
+
+/* to find an entry in a page-table-directory. */
+#define pgd_index(address) ((address >> PGDIR_SHIFT) & (PTRS_PER_PGD - 1))
+#define pgd_index_k(addr) pgd_index(addr)
+
+/* Find an entry in the third-level page table.. */
+#define __pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
+#define pte_offset(dir, address) ((pte_t *) pmd_page(*(dir)) + __pte_index(address))
+
+/*
+ * the pte page can be thought of an array like this: pte_t[PTRS_PER_PTE]
+ *
+ * this macro returns the index of the entry in the pte page which would
+ * control the given virtual address
+ */
+#define pte_index(address) \
+ (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
+#define pte_offset_kernel(dir, address) \
+ ((pte_t *) pmd_page_kernel(*(dir)) + pte_index(address))
+
+#if defined(CONFIG_HIGHPTE)
+#define pte_offset_map(dir, address) \
+ ((pte_t *)kmap_atomic(pmd_page(*(dir)),KM_PTE0) + pte_index(address))
+#define pte_offset_map_nested(dir, address) \
+ ((pte_t *)kmap_atomic(pmd_page(*(dir)),KM_PTE1) + pte_index(address))
+#define pte_unmap(pte) kunmap_atomic(pte, KM_PTE0)
+#define pte_unmap_nested(pte) kunmap_atomic(pte, KM_PTE1)
+#else
+#define pte_offset_map(dir, address) \
+ ((pte_t *)page_address(pmd_page(*(dir))) + pte_index(address))
+#define pte_offset_map_nested(dir, address) pte_offset_map(dir, address)
+#define pte_unmap(pte) do { } while (0)
+#define pte_unmap_nested(pte) do { } while (0)
+#endif
+
+/*
+ * Handle swap and file entries
+ * - the PTE is encoded in the following format:
+ * bit 0: Must be 0 (!_PAGE_PRESENT)
+ * bit 1: Type: 0 for swap, 1 for file (_PAGE_FILE)
+ * bits 2-7: Swap type
+ * bits 8-31: Swap offset
+ * bits 2-31: File pgoff
+ */
+#define __swp_type(x) (((x).val >> 2) & 0x1f)
+#define __swp_offset(x) ((x).val >> 8)
+#define __swp_entry(type, offset) ((swp_entry_t) { ((type) << 2) | ((offset) << 8) })
+#define __pte_to_swp_entry(pte) ((swp_entry_t) { (pte).pte })
+#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
+
+static inline int pte_file(pte_t pte)
+{
+ return pte.pte & _PAGE_FILE;
+}
+
+#define PTE_FILE_MAX_BITS 29
+
+#define pte_to_pgoff(PTE) ((PTE).pte >> 2)
+#define pgoff_to_pte(off) __pte((off) << 2 | _PAGE_FILE)
+
+/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */
+#define PageSkip(page) (0)
+#define kern_addr_valid(addr) (1)
+
+#define io_remap_page_range remap_page_range
+
+#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG
+#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY
+#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
+#define __HAVE_ARCH_PTEP_SET_WRPROTECT
+#define __HAVE_ARCH_PTEP_MKDIRTY
+#define __HAVE_ARCH_PTE_SAME
+#include <asm-generic/pgtable.h>
+#include <asm-generic/nopml4-pgtable.h>
+
+/*
+ * preload information about a newly instantiated PTE into the SCR0/SCR1 PGE cache
+ */
+static inline void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte)
+{
+ unsigned long ampr;
+ pml4_t *pml4e = pml4_offset(current->mm, address);
+ pgd_t *pge = pml4_pgd_offset(pml4e, address);
+ pmd_t *pme = pmd_offset(pge, address);
+
+ ampr = pme->ste[0] & 0xffffff00;
+ ampr |= xAMPRx_L | xAMPRx_SS_16Kb | xAMPRx_S | xAMPRx_C | xAMPRx_V;
+
+ asm volatile("movgs %0,scr0\n"
+ "movgs %0,scr1\n"
+ "movgs %1,dampr4\n"
+ "movgs %1,dampr5\n"
+ :
+ : "r"(address), "r"(ampr)
+ );
+}
+
+#ifdef CONFIG_PROC_FS
+extern char *proc_pid_status_frv_cxnr(struct mm_struct *mm, char *buffer);
+#endif
+
+extern void __init pgtable_cache_init(void);
+
+#endif /* !__ASSEMBLY__ */
+#endif /* !CONFIG_MMU */
+
+#ifndef __ASSEMBLY__
+extern void __init paging_init(void);
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _ASM_PGTABLE_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/poll.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/poll.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/poll.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/poll.h 2004-11-05 14:13:04.140475757 +0000
@@ -0,0 +1,23 @@
+#ifndef _ASM_POLL_H
+#define _ASM_POLL_H
+
+#define POLLIN 1
+#define POLLPRI 2
+#define POLLOUT 4
+#define POLLERR 8
+#define POLLHUP 16
+#define POLLNVAL 32
+#define POLLRDNORM 64
+#define POLLWRNORM POLLOUT
+#define POLLRDBAND 128
+#define POLLWRBAND 256
+#define POLLMSG 0x0400
+
+struct pollfd {
+ int fd;
+ short events;
+ short revents;
+};
+
+#endif
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/posix_types.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/posix_types.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/posix_types.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/posix_types.h 2004-11-05 14:13:04.144475419 +0000
@@ -0,0 +1,66 @@
+#ifndef _ASM_POSIX_TYPES_H
+#define _ASM_POSIX_TYPES_H
+
+/*
+ * This file is generally used by user-level software, so you need to
+ * be a little careful about namespace pollution etc. Also, we cannot
+ * assume GCC is being used.
+ */
+
+typedef unsigned long __kernel_ino_t;
+typedef unsigned short __kernel_mode_t;
+typedef unsigned short __kernel_nlink_t;
+typedef long __kernel_off_t;
+typedef int __kernel_pid_t;
+typedef unsigned short __kernel_ipc_pid_t;
+typedef unsigned short __kernel_uid_t;
+typedef unsigned short __kernel_gid_t;
+typedef unsigned int __kernel_size_t;
+typedef int __kernel_ssize_t;
+typedef int __kernel_ptrdiff_t;
+typedef long __kernel_time_t;
+typedef long __kernel_suseconds_t;
+typedef long __kernel_clock_t;
+typedef int __kernel_timer_t;
+typedef int __kernel_clockid_t;
+typedef int __kernel_daddr_t;
+typedef char * __kernel_caddr_t;
+typedef unsigned short __kernel_uid16_t;
+typedef unsigned short __kernel_gid16_t;
+typedef unsigned int __kernel_uid32_t;
+typedef unsigned int __kernel_gid32_t;
+
+typedef unsigned short __kernel_old_uid_t;
+typedef unsigned short __kernel_old_gid_t;
+typedef unsigned short __kernel_old_dev_t;
+
+#ifdef __GNUC__
+typedef long long __kernel_loff_t;
+#endif
+
+typedef struct {
+#if defined(__KERNEL__) || defined(__USE_ALL)
+ int val[2];
+#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
+ int __val[2];
+#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
+} __kernel_fsid_t;
+
+#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+
+#undef __FD_SET
+#define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
+
+#undef __FD_CLR
+#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
+
+#undef __FD_ISSET
+#define __FD_ISSET(d, set) (!!((set)->fds_bits[__FDELT(d)] & __FDMASK(d)))
+
+#undef __FD_ZERO
+#define __FD_ZERO(fdsetp) (memset (fdsetp, 0, sizeof(*(fd_set *)fdsetp)))
+
+#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+
+#endif
+
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/processor.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/processor.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/processor.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/processor.h 2004-11-05 14:13:04.151474828 +0000
@@ -0,0 +1,153 @@
+/* processor.h: FRV processor definitions
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_PROCESSOR_H
+#define _ASM_PROCESSOR_H
+
+#include <linux/config.h>
+#include <asm/mem-layout.h>
+
+#ifndef __ASSEMBLY__
+/*
+ * Default implementation of macro that returns current
+ * instruction pointer ("program counter").
+ */
+#define current_text_addr() ({ __label__ _l; _l: &&_l;})
+
+#include <linux/linkage.h>
+#include <asm/sections.h>
+#include <asm/segment.h>
+#include <asm/fpu.h>
+#include <asm/registers.h>
+#include <asm/ptrace.h>
+#include <asm/current.h>
+#include <asm/cache.h>
+
+/* Forward declaration, a strange C thing */
+struct task_struct;
+
+/*
+ * CPU type and hardware bug flags. Kept separately for each CPU.
+ */
+struct cpuinfo_frv {
+#ifdef CONFIG_MMU
+ unsigned long *pgd_quick;
+ unsigned long *pte_quick;
+ unsigned long pgtable_cache_sz;
+#endif
+} __cacheline_aligned;
+
+extern struct cpuinfo_frv __nongprelbss boot_cpu_data;
+
+#define cpu_data (&boot_cpu_data)
+#define current_cpu_data boot_cpu_data
+
+/*
+ * Bus types
+ */
+#define EISA_bus 0
+#define MCA_bus 0
+
+struct thread_struct {
+ struct pt_regs *frame; /* [GR28] exception frame ptr for this thread */
+ struct task_struct *curr; /* [GR29] current pointer for this thread */
+ unsigned long sp; /* [GR1 ] kernel stack pointer */
+ unsigned long fp; /* [GR2 ] kernel frame pointer */
+ unsigned long lr; /* link register */
+ unsigned long pc; /* program counter */
+ unsigned long gr[12]; /* [GR16-GR27] */
+ unsigned long sched_lr; /* LR from schedule() */
+
+ union {
+ struct pt_regs *frame0; /* top (user) stack frame */
+ struct user_context *user; /* userspace context */
+ };
+} __attribute__((aligned(8)));
+
+extern struct pt_regs *__kernel_frame0_ptr;
+extern struct task_struct *__kernel_current_task;
+
+#endif
+
+#ifndef __ASSEMBLY__
+#define INIT_THREAD_FRAME0 \
+ ((struct pt_regs *) \
+ (sizeof(init_stack) + (unsigned long) init_stack - sizeof(struct user_context)))
+
+#define INIT_THREAD { \
+ NULL, \
+ (struct task_struct *) init_stack, \
+ 0, 0, 0, 0, \
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, \
+ 0, \
+ { INIT_THREAD_FRAME0 }, \
+}
+
+/*
+ * do necessary setup to start up a newly executed thread.
+ * - need to discard the frame stacked by init() invoking the execve syscall
+ */
+#define start_thread(_regs, _pc, _usp) \
+do { \
+ set_fs(USER_DS); /* reads from user space */ \
+ __frame = __kernel_frame0_ptr; \
+ __frame->pc = (_pc); \
+ __frame->psr &= ~PSR_S; \
+ __frame->sp = (_usp); \
+} while(0)
+
+extern void prepare_to_copy(struct task_struct *tsk);
+
+/* Free all resources held by a thread. */
+static inline void release_thread(struct task_struct *dead_task)
+{
+}
+
+extern asmlinkage int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
+extern asmlinkage void save_user_regs(struct user_context *target);
+extern asmlinkage void restore_user_regs(const struct user_context *target);
+
+#define copy_segments(tsk, mm) do { } while (0)
+#define release_segments(mm) do { } while (0)
+#define forget_segments() do { } while (0)
+
+/*
+ * Free current thread data structures etc..
+ */
+static inline void exit_thread(void)
+{
+}
+
+/*
+ * Return saved PC of a blocked thread.
+ */
+extern unsigned long thread_saved_pc(struct task_struct *tsk);
+
+unsigned long get_wchan(struct task_struct *p);
+
+#define KSTK_EIP(tsk) ((tsk)->thread.frame0->pc)
+#define KSTK_ESP(tsk) ((tsk)->thread.frame0->sp)
+
+/* Allocation and freeing of basic task resources. */
+extern struct task_struct *alloc_task_struct(void);
+extern void free_task_struct(struct task_struct *p);
+
+#define cpu_relax() do { } while (0)
+
+/* data cache prefetch */
+#define ARCH_HAS_PREFETCH
+static inline void prefetch(const void *x)
+{
+ asm volatile("dcpl %0,gr0,#0" : : "r"(x));
+}
+
+#endif /* __ASSEMBLY__ */
+#endif /* _ASM_PROCESSOR_H */
diff -uNrp /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/ptrace.h linux-2.6.10-rc1-mm3-frv/include/asm-frv/ptrace.h
--- /warthog/kernels/linux-2.6.10-rc1-mm3/include/asm-frv/ptrace.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-frv/include/asm-frv/ptrace.h 2004-11-05 14:13:04.154474574 +0000
@@ -0,0 +1,86 @@
+/* ptrace.h: ptrace() relevant definitions
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _ASM_PTRACE_H
+#define _ASM_PTRACE_H
+
+#include <asm/registers.h>
+
+#define in_syscall(regs) (((regs)->tbr & TBR_TT) == TBR_TT_TRAP0)
+
+
+#define PT_PSR 0
+#define PT_ISR 1
+#define PT_CCR 2
+#define PT_CCCR 3
+#define PT_LR 4
+#define PT_LCR 5
+#define PT_PC 6
+
+#define PT__STATUS 7 /* exception status */
+#define PT_SYSCALLNO 8 /* syscall number or -1 */
+#define PT_ORIG_GR8 9 /* saved GR8 for signal handling */
+#define PT_GNER0 10
+#define PT_GNER1 11
+#define PT_IACC0H 12
+#define PT_IACC0L 13
+
+#define PT_GR(j) ( 14 + (j)) /* GRj for 0<=j<=63 */
+#define PT_FR(j) ( 78 + (j)) /* FRj for 0<=j<=63 */
+#define PT_FNER(j) (142 + (j)) /* FNERj for 0<=j<=1 */
+#define PT_MSR(j) (144 + (j)) /* MSRj for 0<=j<=2 */
+#define PT_ACC(j) (146 + (j)) /* ACCj for 0<=j<=7 */
+#define PT_ACCG(jklm) (154 + (jklm)) /* ACCGjklm for 0<=jklm<=1 (reads four regs per slot) */
+#define PT_FSR(j) (156 + (j)) /* FSRj for 0<=j<=0 */
+#define PT__GPEND 78
+#define PT__END 157
+
+#define PT_TBR PT_GR(0)
+#define PT_SP PT_GR(1)
+#define PT_FP PT_GR(2)
+#define PT_PREV_FRAME PT_GR(28) /* previous exception frame pointer (old gr28 value) */
+#define PT_CURR_TASK PT_GR(29) /* current task */
+
+
+/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
+#define PTRACE_GETREGS 12
+#define PTRACE_SETREGS 13
+#define PTRACE_GETFPREGS 14
+#define PTRACE_SETFPREGS 15
+#define PTRACE_GETFDPIC 31 /* get the ELF fdpic loadmap address */
+
+#define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */
+#define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */
+
+#ifndef __ASSEMBLY__
+
+/*
+ * dedicate GR28; to keeping the a pointer to the current exception frame
+ */
+register struct pt_regs *__frame asm("gr28");
+register struct pt_regs *__debug_frame asm("gr31");
+
+#ifndef container_of
+#define container_of(ptr, type, member) ({ \
+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
+ (type *)( (char *)__mptr - offsetof(type,member) );})
+#endif
+
+#define __debug_regs container_of(__debug_frame, struct pt_debug_regs, normal_regs)
+
+#define user_mode(regs) (!((regs)->psr & PSR_S))
+#define instruction_pointer(regs) ((regs)->pc)
+
+extern unsigned long user_stack(const struct pt_regs *);
+extern void show_regs(struct pt_regs *);
+#define profile_pc(regs) ((regs)->pc)
+
+#endif /* !__ASSEMBLY__ */
+#endif /* _ASM_PTRACE_H */
-
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