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Commit 292dcc86 authored by Paul Mackerras's avatar Paul Mackerras
Browse files
parents c0c0d996 eeb2d218
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+9 −3
Original line number Diff line number Diff line
@@ -142,8 +142,8 @@ config POWER4
	def_bool y

config PPC_FPU
	bool
	default y if PPC64
	depends on PPC32
	def_bool y

config BOOKE
	bool
@@ -317,7 +317,7 @@ config PPC_BPA

config PPC_OF
	bool
	depends on PPC_MULTIPLATFORM	# for now
	depends on PPC_MULTIPLATFORM || PPC_ISERIES
	default y

config XICS
@@ -833,6 +833,12 @@ config PIN_TLB
	depends on ADVANCED_OPTIONS && 8xx
endmenu

if PPC64
config KERNEL_START
	hex
	default "0xc000000000000000"
endif

source "net/Kconfig"

source "drivers/Kconfig"
+1 −1
Original line number Diff line number Diff line
@@ -55,7 +55,7 @@ config BDI_SWITCH

config BOOTX_TEXT
	bool "Support for early boot text console (BootX or OpenFirmware only)"
	depends PPC_OF
	depends PPC_OF && !PPC_ISERIES
	help
	  Say Y here to see progress messages from the boot firmware in text
	  mode. Requires either BootX or Open Firmware.
+16 −12
Original line number Diff line number Diff line
@@ -121,16 +121,17 @@ head-$(CONFIG_FSL_BOOKE) := arch/powerpc/kernel/head_fsl_booke.o

ifeq ($(CONFIG_PPC32),y)
head-$(CONFIG_6xx)		+= arch/powerpc/kernel/idle_6xx.o
head-$(CONFIG_POWER4)		+= arch/powerpc/kernel/idle_power4.o
head-$(CONFIG_PPC_FPU)		+= arch/powerpc/kernel/fpu.o
endif

core-y				+= arch/powerpc/kernel/ \
				   arch/$(OLDARCH)/kernel/ \
				   arch/powerpc/mm/ \
				   arch/powerpc/lib/ \
				   arch/powerpc/sysdev/ \
				   arch/powerpc/platforms/
core-y				+= arch/powerpc/kernel/
core-y				+= arch/$(OLDARCH)/kernel/
core-$(CONFIG_PPC32)		+= arch/powerpc/mm/
core-$(CONFIG_PPC64)		+= arch/$(OLDARCH)/mm/
core-$(CONFIG_PPC32)		+= arch/powerpc/lib/
libs-$(CONFIG_PPC64)		+= arch/$(OLDARCH)/lib/
core-y				+= arch/powerpc/sysdev/
core-y				+= arch/powerpc/platforms/
core-$(CONFIG_PPC32)		+= arch/ppc/syslib/
core-$(CONFIG_MATH_EMULATION)	+= arch/ppc/math-emu/
core-$(CONFIG_XMON)		+= arch/powerpc/xmon/
@@ -141,17 +142,20 @@ drivers-$(CONFIG_CPM2) += arch/ppc/8260_io/

drivers-$(CONFIG_OPROFILE)	+= arch/powerpc/oprofile/

BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm

.PHONY: $(BOOT_TARGETS)

all: uImage zImage
defaultimage-$(CONFIG_PPC32)	:= uImage zImage
defaultimage-$(CONFIG_PPC_ISERIES) := vmlinux
KBUILD_IMAGE := $(defaultimage-y)
all: $(KBUILD_IMAGE)

CPPFLAGS_vmlinux.lds	:= -Upowerpc

# All the instructions talk about "make bzImage".
bzImage: zImage

BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm

.PHONY: $(BOOT_TARGETS)

boot := arch/$(OLDARCH)/boot

$(BOOT_TARGETS): vmlinux
+17 −3
Original line number Diff line number Diff line
@@ -2,17 +2,31 @@
# Makefile for the linux kernel.
#

ifeq ($(CONFIG_PPC64),y)
EXTRA_CFLAGS	+= -mno-minimal-toc
endif

ifeq ($(CONFIG_PPC32),y)
extra-$(CONFIG_PPC_STD_MMU)	:= head.o
extra_$(CONFIG_PPC64)		:= head_64.o
endif
extra-$(CONFIG_PPC64)		:= head_64.o
extra-$(CONFIG_40x)		:= head_4xx.o
extra-$(CONFIG_44x)		:= head_44x.o
extra-$(CONFIG_FSL_BOOKE)	:= head_fsl_booke.o
extra-$(CONFIG_8xx)		:= head_8xx.o
extra-$(CONFIG_6xx)		+= idle_6xx.o
extra-$(CONFIG_POWER4)		+= idle_power4.o
extra-$(CONFIG_PPC_FPU)		+= fpu.o
extra-y				+= vmlinux.lds

obj-y				:= semaphore.o traps.o process.o
obj-y				:= traps.o
obj-$(CONFIG_PPC32)		+= semaphore.o process.o
obj-$(CONFIG_PPC64)		+= idle_power4.o
ifeq ($(CONFIG_PPC32),y)
obj-$(CONFIG_MODULES)		+= ppc_ksyms.o
endif
obj-$(CONFIG_ALTIVEC)		+= vecemu.o vector.o

ifeq ($(CONFIG_PPC_ISERIES),y)
arch/powerpc/kernel/head_64.o: arch/powerpc/platforms/iseries/lparmap.s
AFLAGS_head_64.o += -Iarch/powerpc/platforms/iseries
endif
+117 −103
Original line number Diff line number Diff line
@@ -20,17 +20,20 @@
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/ptrace.h>
#include <linux/suspend.h>
#include <linux/mman.h>
#include <linux/mm.h>
#ifdef CONFIG_PPC64
#include <linux/time.h>
#include <linux/hardirq.h>
#else
#include <linux/ptrace.h>
#include <linux/suspend.h>
#endif

#include <asm/io.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/processor.h>

#include <asm/cputable.h>
#include <asm/thread_info.h>
#ifdef CONFIG_PPC64
@@ -50,63 +53,117 @@

int main(void)
{
	/* thread struct on stack */
	DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
	DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
	DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
#ifdef CONFIG_PPC32
	DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
#endif
	DEFINE(THREAD, offsetof(struct task_struct, thread));
	DEFINE(MM, offsetof(struct task_struct, mm));
#ifdef CONFIG_PPC64
	DEFINE(TI_SC_NOERR, offsetof(struct thread_info, syscall_noerror));
	DEFINE(THREAD_SHIFT, THREAD_SHIFT);
#endif
	DEFINE(THREAD_SIZE, THREAD_SIZE);

	/* task_struct->thread */
	DEFINE(THREAD, offsetof(struct task_struct, thread));
	DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));
#else
	DEFINE(THREAD_INFO, offsetof(struct task_struct, thread_info));
	DEFINE(MM, offsetof(struct task_struct, mm));
	DEFINE(PTRACE, offsetof(struct task_struct, ptrace));
#endif /* CONFIG_PPC64 */

	DEFINE(KSP, offsetof(struct thread_struct, ksp));
	DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
	DEFINE(LAST_SYSCALL, offsetof(struct thread_struct, last_syscall));
	DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
	DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
	DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
	DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
	DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
	DEFINE(PT_PTRACED, PT_PTRACED);
#endif
#ifdef CONFIG_PPC64
	DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
#endif

#ifdef CONFIG_ALTIVEC
	DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
	DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
	DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
	DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
#endif /* CONFIG_ALTIVEC */
#ifdef CONFIG_PPC64
	DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
#else /* CONFIG_PPC64 */
	DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
	DEFINE(LAST_SYSCALL, offsetof(struct thread_struct, last_syscall));
#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
	DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
	DEFINE(PT_PTRACED, PT_PTRACED);
#endif
#ifdef CONFIG_SPE
	DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
	DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
	DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
	DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
#endif /* CONFIG_SPE */
#endif /* CONFIG_PPC64 */

	DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
	DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
#ifdef CONFIG_PPC64
	DEFINE(TI_SC_NOERR, offsetof(struct thread_info, syscall_noerror));
#else
	DEFINE(TI_TASK, offsetof(struct thread_info, task));
	DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain));
	DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
	DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
#endif /* CONFIG_PPC64 */

#ifdef CONFIG_PPC64
	DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
	DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
	DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
	DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
	DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
	DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
	DEFINE(PLATFORM, offsetof(struct systemcfg, platform));

	/* paca */
	DEFINE(PACA_SIZE, sizeof(struct paca_struct));
	DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
	DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
	DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
	DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
	DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
	DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
	DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
	DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
	DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
	DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
	DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, proc_enabled));
	DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
	DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
	DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
#ifdef CONFIG_HUGETLB_PAGE
	DEFINE(PACALOWHTLBAREAS, offsetof(struct paca_struct, context.low_htlb_areas));
	DEFINE(PACAHIGHHTLBAREAS, offsetof(struct paca_struct, context.high_htlb_areas));
#endif /* CONFIG_HUGETLB_PAGE */
	DEFINE(PACADEFAULTDECR, offsetof(struct paca_struct, default_decr));
	DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
	DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
	DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
	DEFINE(PACA_EXDSI, offsetof(struct paca_struct, exdsi));
	DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
	DEFINE(PACALPPACA, offsetof(struct paca_struct, lppaca));
	DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));

	DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
	DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
	DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
	DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));

	/* RTAS */
	DEFINE(RTASBASE, offsetof(struct rtas_t, base));
	DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
#endif /* CONFIG_PPC64 */

	/* Interrupt register frame */
	DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
#ifndef CONFIG_PPC64
	DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
#else
#else /* CONFIG_PPC64 */
	DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));

	/* 288 = # of volatile regs, int & fp, for leaf routines */
	/* which do not stack a frame.  See the PPC64 ABI.       */
	DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 288);
#endif
	/* in fact we only use gpr0 - gpr9 and gpr20 - gpr23 */
	/* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
	DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
	DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
#endif /* CONFIG_PPC64 */
	DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
	DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
	DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
@@ -121,6 +178,7 @@ int main(void)
	DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
	DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
	DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
#ifndef CONFIG_PPC64
	DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
	DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
	DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
@@ -139,6 +197,7 @@ int main(void)
	DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
	DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
	DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
#endif /* CONFIG_PPC64 */
	/*
	 * Note: these symbols include _ because they overlap with special
	 * register names
@@ -148,23 +207,37 @@ int main(void)
	DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
	DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
	DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
	DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
	DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
	DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
	DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
	/* The PowerPC 400-class & Book-E processors have neither the DAR nor the DSISR
	 * SPRs. Hence, we overload them to hold the similar DEAR and ESR SPRs
	 * for such processors.  For critical interrupts we use them to
	 * hold SRR0 and SRR1.
	DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
	DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
#ifndef CONFIG_PPC64
	DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
	/*
	 * The PowerPC 400-class & Book-E processors have neither the DAR
	 * nor the DSISR SPRs. Hence, we overload them to hold the similar
	 * DEAR and ESR SPRs for such processors.  For critical interrupts
	 * we use them to hold SRR0 and SRR1.
	 */
	DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
	DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
	DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
	DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
	DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
#else /* CONFIG_PPC64 */
	DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
	DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));

	/* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
	DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
	DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
#endif /* CONFIG_PPC64 */

	DEFINE(CLONE_VM, CLONE_VM);
	DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);

#ifndef CONFIG_PPC64
	DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
#endif /* ! CONFIG_PPC64 */

	/* About the CPU features table */
	DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec));
@@ -173,66 +246,13 @@ int main(void)
	DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
	DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));

#ifdef CONFIG_PPC64
	DEFINE(MM, offsetof(struct task_struct, mm));
	DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));

	DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
	DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
	DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
	DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
	DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
	DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
	DEFINE(PLATFORM, offsetof(struct systemcfg, platform));

	/* paca */
        DEFINE(PACA_SIZE, sizeof(struct paca_struct));
        DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
        DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
        DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
	DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
        DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
        DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
        DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
	DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
        DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
	DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
	DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, proc_enabled));
	DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
	DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
	DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
#ifdef CONFIG_HUGETLB_PAGE
	DEFINE(PACALOWHTLBAREAS, offsetof(struct paca_struct, context.low_htlb_areas));
	DEFINE(PACAHIGHHTLBAREAS, offsetof(struct paca_struct, context.high_htlb_areas));
#endif /* CONFIG_HUGETLB_PAGE */
	DEFINE(PACADEFAULTDECR, offsetof(struct paca_struct, default_decr));
        DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
        DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
        DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
        DEFINE(PACA_EXDSI, offsetof(struct paca_struct, exdsi));
        DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
	DEFINE(PACALPPACA, offsetof(struct paca_struct, lppaca));
	DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
	DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
	DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
	DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
	DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));

	/* RTAS */
	DEFINE(RTASBASE, offsetof(struct rtas_t, base));
	DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));

	DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
	DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));

	/* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
	DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
	DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);

	/* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
	DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
	DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
#ifndef CONFIG_PPC64
	DEFINE(pbe_address, offsetof(struct pbe, address));
	DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
	DEFINE(pbe_next, offsetof(struct pbe, next));

	DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
#else /* CONFIG_PPC64 */
	/* systemcfg offsets for use by vdso */
	DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct systemcfg, tb_orig_stamp));
	DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct systemcfg, tb_ticks_per_sec));
@@ -251,12 +271,6 @@ int main(void)
	DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
	DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
	DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
#endif

	DEFINE(pbe_address, offsetof(struct pbe, address));
	DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
	DEFINE(pbe_next, offsetof(struct pbe, next));

	DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
#endif /* CONFIG_PPC64 */
	return 0;
}
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