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Commit 2598f17e authored by Paul Mackerras's avatar Paul Mackerras
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PPC32: put the _right_ asm-offsets.c in.

parent 685aa125
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Showing with 108 additions and 104 deletions
arch/ppc/asm-offsets.c → arch/ppc/kernel/asm-offsets.c
View file @ 2598f17e
/* /*
* Generate definitions needed by assembly language modules. * This program is used to generate definitions needed by
* This code generates raw asm output which is post-processed to extract * assembly language modules.
* and format the required data. *
* We use the technique used in the OSF Mach kernel code:
* generate asm statements containing #defines,
* compile this file to assembler, and then extract the
* #defines from the assembly-language output.
*/ */
#include <linux/config.h> #include <linux/config.h>
#include <linux/types.h>
#include <linux/stddef.h>
#include <linux/signal.h> #include <linux/signal.h>
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/errno.h> #include <linux/errno.h>
#include <linux/string.h> #include <linux/string.h>
#include <linux/types.h>
#include <linux/ptrace.h> #include <linux/ptrace.h>
#include <linux/mman.h> #include <linux/mman.h>
#include <linux/mm.h> #include <linux/mm.h>
...@@ -28,126 +32,126 @@ ...@@ -28,126 +32,126 @@
#include <asm/iSeries/HvLpEvent.h> #include <asm/iSeries/HvLpEvent.h>
#endif /* CONFIG_PPC_ISERIES */ #endif /* CONFIG_PPC_ISERIES */
/* Use marker if you need to separate the values later */ #define DEFINE(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
#define DEFINE(sym, val, marker) \
asm volatile("\n-> " #sym " %0 " #val " " #marker : : "i" (val))
#define BLANK() asm volatile("\n->" : : ) #define BLANK() asm volatile("\n->" : : )
int int
main(void) main(void)
{ {
DEFINE(THREAD, offsetof(struct task_struct, thread),); DEFINE(THREAD, offsetof(struct task_struct, thread));
DEFINE(THREAD_INFO, offsetof(struct task_struct, thread_info),); DEFINE(THREAD_INFO, offsetof(struct task_struct, thread_info));
DEFINE(MM, offsetof(struct task_struct, mm),); DEFINE(MM, offsetof(struct task_struct, mm));
DEFINE(KSP, offsetof(struct thread_struct, ksp),); DEFINE(KSP, offsetof(struct thread_struct, ksp));
DEFINE(PGDIR, offsetof(struct thread_struct, pgdir),); DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
DEFINE(LAST_SYSCALL, offsetof(struct thread_struct, last_syscall),); DEFINE(LAST_SYSCALL, offsetof(struct thread_struct, last_syscall));
DEFINE(PT_REGS, offsetof(struct thread_struct, regs),); DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode),); DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]),); DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr),); DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
#ifdef CONFIG_ALTIVEC #ifdef CONFIG_ALTIVEC
DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]),); DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave),); DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr),); DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
#endif /* CONFIG_ALTIVEC */ #endif /* CONFIG_ALTIVEC */
/* Interrupt register frame */ /* Interrupt register frame */
DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs),); DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
/* in fact we only use gpr0 - gpr9 and gpr20 - gpr23 */ /* in fact we only use gpr0 - gpr9 and gpr20 - gpr23 */
DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]),); DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]),); DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]),); DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]),); DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]),); DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]),); DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]),); DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]),); DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]),); DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]),); DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]),); DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]),); DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]),); DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]),); DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]),); DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]),); DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]),); DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]),); DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]));
DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]),); DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]));
DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]),); DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]));
DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]),); DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]),); DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]),); DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]),); DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]),); DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]));
DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]),); DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]));
DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]),); DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]));
DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]),); DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]));
DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]),); DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]));
DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]),); DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]),); DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]),); DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
/* Note: these symbols include _ because they overlap with special /* Note: these symbols include _ because they overlap with special
* register names * register names
*/ */
DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip),); DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr),); DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr),); DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link),); DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr),); DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq),); DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer),); DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar),); DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr),); DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
/* The PowerPC 400-class processors have neither the DAR nor the DSISR /* The PowerPC 400-class processors have neither the DAR nor the DSISR
* SPRs. Hence, we overload them to hold the similar DEAR and ESR SPRs * SPRs. Hence, we overload them to hold the similar DEAR and ESR SPRs
* for such processors. * 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(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr),); DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3),); DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result),); DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap),); DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
DEFINE(CLONE_VM, CLONE_VM,); DEFINE(CLONE_VM, CLONE_VM);
DEFINE(MM_PGD, offsetof(struct mm_struct, pgd),); DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
/* About the CPU features table */ /* About the CPU features table */
DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec),); DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec));
DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask),); DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask));
DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value),); DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value));
DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features),); DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup),); DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
#ifdef CONFIG_PPC_ISERIES #ifdef CONFIG_PPC_ISERIES
DEFINE(PACAPROCENABLED, offsetof(struct Paca, xProcEnabled),); DEFINE(PACAPROCENABLED, offsetof(struct Paca, xProcEnabled));
DEFINE(PACAPACAINDEX, offsetof(struct Paca, xPacaIndex),); DEFINE(PACAPACAINDEX, offsetof(struct Paca, xPacaIndex));
DEFINE(PACAPROCSTART, offsetof(struct Paca, xProcStart),); DEFINE(PACAPROCSTART, offsetof(struct Paca, xProcStart));
DEFINE(PACAKSAVE, offsetof(struct Paca, xKsave),); DEFINE(PACAKSAVE, offsetof(struct Paca, xKsave));
DEFINE(PACASAVEDMSR, offsetof(struct Paca, xSavedMsr),); DEFINE(PACASAVEDMSR, offsetof(struct Paca, xSavedMsr));
DEFINE(PACASAVEDLR, offsetof(struct Paca, xSavedLr),); DEFINE(PACASAVEDLR, offsetof(struct Paca, xSavedLr));
DEFINE(PACACONTEXTOVERFLOW, offsetof(struct Paca, xContextOverflow),); DEFINE(PACACONTEXTOVERFLOW, offsetof(struct Paca, xContextOverflow));
DEFINE(PACAR21, offsetof(struct Paca, xR21),); DEFINE(PACAR21, offsetof(struct Paca, xR21));
DEFINE(PACAR22, offsetof(struct Paca, xR22),); DEFINE(PACAR22, offsetof(struct Paca, xR22));
DEFINE(PACALPQUEUE, offsetof(struct Paca, lpQueuePtr),); DEFINE(PACALPQUEUE, offsetof(struct Paca, lpQueuePtr));
DEFINE(PACALPPACA, offsetof(struct Paca, xLpPaca),); DEFINE(PACALPPACA, offsetof(struct Paca, xLpPaca));
DEFINE(PACA_STRUCT_SIZE, sizeof(struct Paca),); DEFINE(PACA_STRUCT_SIZE, sizeof(struct Paca));
DEFINE(LPREGSAV, offsetof(struct Paca, xRegSav),); DEFINE(LPREGSAV, offsetof(struct Paca, xRegSav));
DEFINE(PACADEFAULTDECR, offsetof(struct Paca, default_decr),); DEFINE(PACADEFAULTDECR, offsetof(struct Paca, default_decr));
DEFINE(LPPACAANYINT, offsetof(struct ItLpPaca, xRsvd),); DEFINE(LPPACAANYINT, offsetof(struct ItLpPaca, xRsvd));
DEFINE(LPPACASRR0, offsetof(struct ItLpPaca, xSavedSrr0),); DEFINE(LPPACASRR0, offsetof(struct ItLpPaca, xSavedSrr0));
DEFINE(LPPACASRR1, offsetof(struct ItLpPaca, xSavedSrr1),); DEFINE(LPPACASRR1, offsetof(struct ItLpPaca, xSavedSrr1));
DEFINE(LPPACADECRINT, offsetof(struct ItLpPaca, xDecrInt),); DEFINE(LPPACADECRINT, offsetof(struct ItLpPaca, xDecrInt));
DEFINE(LPPACAIPIINT, offsetof(struct ItLpPaca, xIpiCnt),); DEFINE(LPPACAIPIINT, offsetof(struct ItLpPaca, xIpiCnt));
DEFINE(LPQCUREVENTPTR, offsetof(struct ItLpQueue, xSlicCurEventPtr),); DEFINE(LPQCUREVENTPTR, offsetof(struct ItLpQueue, xSlicCurEventPtr));
DEFINE(LPQOVERFLOW, offsetof(struct ItLpQueue, xPlicOverflowIntPending),); DEFINE(LPQOVERFLOW, offsetof(struct ItLpQueue, xPlicOverflowIntPending));
DEFINE(LPQINUSEWORD, offsetof(struct ItLpQueue, xInUseWord),); DEFINE(LPQINUSEWORD, offsetof(struct ItLpQueue, xInUseWord));
DEFINE(LPEVENTFLAGS, offsetof(struct HvLpEvent, xFlags),); DEFINE(LPEVENTFLAGS, offsetof(struct HvLpEvent, xFlags));
DEFINE(CONTEXT, offsetof(struct mm_struct, context),); DEFINE(CONTEXT, offsetof(struct mm_struct, context));
DEFINE(_SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq),); DEFINE(_SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
DEFINE(PACA_EXT_INTS, offsetof(struct Paca, ext_ints),); DEFINE(PACA_EXT_INTS, offsetof(struct Paca, ext_ints));
#endif /* CONFIG_PPC_ISERIES */ #endif /* CONFIG_PPC_ISERIES */
DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28,); DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
return 0; return 0;
} }
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