109 lines
3.5 KiB
C
109 lines
3.5 KiB
C
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/*
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* Generate definitions needed by assembly language modules.
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* This code generates raw asm output which is post-processed
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* to extract and format the required data.
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*/
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#include <linux/sched.h>
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#include <linux/signal.h>
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#include <linux/personality.h>
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#include <linux/kbuild.h>
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#include <asm/registers.h>
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#include <asm/ucontext.h>
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#include <asm/processor.h>
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#include <asm/thread_info.h>
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#include <asm/gdb-stub.h>
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#define DEF_PTREG(sym, reg) \
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asm volatile("\n->" #sym " %0 offsetof(struct pt_regs, " #reg ")" \
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: : "i" (offsetof(struct pt_regs, reg)))
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#define DEF_IREG(sym, reg) \
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asm volatile("\n->" #sym " %0 offsetof(struct user_context, " #reg ")" \
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: : "i" (offsetof(struct user_context, reg)))
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#define DEF_FREG(sym, reg) \
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asm volatile("\n->" #sym " %0 offsetof(struct user_context, " #reg ")" \
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: : "i" (offsetof(struct user_context, reg)))
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#define DEF_0REG(sym, reg) \
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asm volatile("\n->" #sym " %0 offsetof(struct frv_frame0, " #reg ")" \
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: : "i" (offsetof(struct frv_frame0, reg)))
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void foo(void)
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{
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/* offsets into the thread_info structure */
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OFFSET(TI_TASK, thread_info, task);
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OFFSET(TI_EXEC_DOMAIN, thread_info, exec_domain);
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OFFSET(TI_FLAGS, thread_info, flags);
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OFFSET(TI_STATUS, thread_info, status);
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OFFSET(TI_CPU, thread_info, cpu);
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OFFSET(TI_PREEMPT_COUNT, thread_info, preempt_count);
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OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit);
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OFFSET(TI_RESTART_BLOCK, thread_info, restart_block);
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BLANK();
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/* offsets into register file storage */
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DEF_PTREG(REG_PSR, psr);
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DEF_PTREG(REG_ISR, isr);
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DEF_PTREG(REG_CCR, ccr);
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DEF_PTREG(REG_CCCR, cccr);
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DEF_PTREG(REG_LR, lr);
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DEF_PTREG(REG_LCR, lcr);
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DEF_PTREG(REG_PC, pc);
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DEF_PTREG(REG__STATUS, __status);
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DEF_PTREG(REG_SYSCALLNO, syscallno);
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DEF_PTREG(REG_ORIG_GR8, orig_gr8);
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DEF_PTREG(REG_GNER0, gner0);
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DEF_PTREG(REG_GNER1, gner1);
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DEF_PTREG(REG_IACC0, iacc0);
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DEF_PTREG(REG_TBR, tbr);
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DEF_PTREG(REG_GR0, tbr);
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DEFINE(REG__END, sizeof(struct pt_regs));
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BLANK();
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DEF_0REG(REG_DCR, debug.dcr);
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DEF_0REG(REG_IBAR0, debug.ibar[0]);
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DEF_0REG(REG_DBAR0, debug.dbar[0]);
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DEF_0REG(REG_DBDR00, debug.dbdr[0][0]);
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DEF_0REG(REG_DBMR00, debug.dbmr[0][0]);
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BLANK();
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DEF_IREG(__INT_GR0, i.gr[0]);
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DEF_FREG(__USER_FPMEDIA, f);
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DEF_FREG(__FPMEDIA_FR0, f.fr[0]);
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DEF_FREG(__FPMEDIA_FNER0, f.fner[0]);
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DEF_FREG(__FPMEDIA_MSR0, f.msr[0]);
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DEF_FREG(__FPMEDIA_ACC0, f.acc[0]);
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DEF_FREG(__FPMEDIA_ACCG0, f.accg[0]);
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DEF_FREG(__FPMEDIA_FSR0, f.fsr[0]);
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BLANK();
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DEFINE(NR_PT_REGS, sizeof(struct pt_regs) / 4);
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DEFINE(NR_USER_INT_REGS, sizeof(struct user_int_regs) / 4);
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DEFINE(NR_USER_FPMEDIA_REGS, sizeof(struct user_fpmedia_regs) / 4);
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DEFINE(NR_USER_CONTEXT, sizeof(struct user_context) / 4);
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DEFINE(FRV_FRAME0_SIZE, sizeof(struct frv_frame0));
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BLANK();
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/* offsets into thread_struct */
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OFFSET(__THREAD_FRAME, thread_struct, frame);
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OFFSET(__THREAD_CURR, thread_struct, curr);
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OFFSET(__THREAD_SP, thread_struct, sp);
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OFFSET(__THREAD_FP, thread_struct, fp);
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OFFSET(__THREAD_LR, thread_struct, lr);
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OFFSET(__THREAD_PC, thread_struct, pc);
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OFFSET(__THREAD_GR16, thread_struct, gr[0]);
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OFFSET(__THREAD_SCHED_LR, thread_struct, sched_lr);
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OFFSET(__THREAD_FRAME0, thread_struct, frame0);
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OFFSET(__THREAD_USER, thread_struct, user);
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BLANK();
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/* offsets into frv_debug_status */
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OFFSET(DEBUG_BPSR, frv_debug_status, bpsr);
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OFFSET(DEBUG_DCR, frv_debug_status, dcr);
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OFFSET(DEBUG_BRR, frv_debug_status, brr);
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OFFSET(DEBUG_NMAR, frv_debug_status, nmar);
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BLANK();
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}
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