Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 | /*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed
* to extract and format the required data.
*/
#include <linux/sched.h>
#include <linux/signal.h>
#include <linux/personality.h>
#include <linux/kbuild.h>
#include <asm/registers.h>
#include <asm/ucontext.h>
#include <asm/processor.h>
#include <asm/thread_info.h>
#include <asm/gdb-stub.h>
#define DEF_PTREG(sym, reg) \
asm volatile("\n->" #sym " %0 offsetof(struct pt_regs, " #reg ")" \
: : "i" (offsetof(struct pt_regs, reg)))
#define DEF_IREG(sym, reg) \
asm volatile("\n->" #sym " %0 offsetof(struct user_context, " #reg ")" \
: : "i" (offsetof(struct user_context, reg)))
#define DEF_FREG(sym, reg) \
asm volatile("\n->" #sym " %0 offsetof(struct user_context, " #reg ")" \
: : "i" (offsetof(struct user_context, reg)))
#define DEF_0REG(sym, reg) \
asm volatile("\n->" #sym " %0 offsetof(struct frv_frame0, " #reg ")" \
: : "i" (offsetof(struct frv_frame0, reg)))
void foo(void)
{
/* offsets into the thread_info structure */
OFFSET(TI_TASK, thread_info, task);
OFFSET(TI_EXEC_DOMAIN, thread_info, exec_domain);
OFFSET(TI_FLAGS, thread_info, flags);
OFFSET(TI_STATUS, thread_info, status);
OFFSET(TI_CPU, thread_info, cpu);
OFFSET(TI_PREEMPT_COUNT, thread_info, preempt_count);
OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit);
OFFSET(TI_RESTART_BLOCK, thread_info, restart_block);
BLANK();
/* offsets into register file storage */
DEF_PTREG(REG_PSR, psr);
DEF_PTREG(REG_ISR, isr);
DEF_PTREG(REG_CCR, ccr);
DEF_PTREG(REG_CCCR, cccr);
DEF_PTREG(REG_LR, lr);
DEF_PTREG(REG_LCR, lcr);
DEF_PTREG(REG_PC, pc);
DEF_PTREG(REG__STATUS, __status);
DEF_PTREG(REG_SYSCALLNO, syscallno);
DEF_PTREG(REG_ORIG_GR8, orig_gr8);
DEF_PTREG(REG_GNER0, gner0);
DEF_PTREG(REG_GNER1, gner1);
DEF_PTREG(REG_IACC0, iacc0);
DEF_PTREG(REG_TBR, tbr);
DEF_PTREG(REG_GR0, tbr);
DEFINE(REG__END, sizeof(struct pt_regs));
BLANK();
DEF_0REG(REG_DCR, debug.dcr);
DEF_0REG(REG_IBAR0, debug.ibar[0]);
DEF_0REG(REG_DBAR0, debug.dbar[0]);
DEF_0REG(REG_DBDR00, debug.dbdr[0][0]);
DEF_0REG(REG_DBMR00, debug.dbmr[0][0]);
BLANK();
DEF_IREG(__INT_GR0, i.gr[0]);
DEF_FREG(__USER_FPMEDIA, f);
DEF_FREG(__FPMEDIA_FR0, f.fr[0]);
DEF_FREG(__FPMEDIA_FNER0, f.fner[0]);
DEF_FREG(__FPMEDIA_MSR0, f.msr[0]);
DEF_FREG(__FPMEDIA_ACC0, f.acc[0]);
DEF_FREG(__FPMEDIA_ACCG0, f.accg[0]);
DEF_FREG(__FPMEDIA_FSR0, f.fsr[0]);
BLANK();
DEFINE(NR_PT_REGS, sizeof(struct pt_regs) / 4);
DEFINE(NR_USER_INT_REGS, sizeof(struct user_int_regs) / 4);
DEFINE(NR_USER_FPMEDIA_REGS, sizeof(struct user_fpmedia_regs) / 4);
DEFINE(NR_USER_CONTEXT, sizeof(struct user_context) / 4);
DEFINE(FRV_FRAME0_SIZE, sizeof(struct frv_frame0));
BLANK();
/* offsets into thread_struct */
OFFSET(__THREAD_FRAME, thread_struct, frame);
OFFSET(__THREAD_CURR, thread_struct, curr);
OFFSET(__THREAD_SP, thread_struct, sp);
OFFSET(__THREAD_FP, thread_struct, fp);
OFFSET(__THREAD_LR, thread_struct, lr);
OFFSET(__THREAD_PC, thread_struct, pc);
OFFSET(__THREAD_GR16, thread_struct, gr[0]);
OFFSET(__THREAD_SCHED_LR, thread_struct, sched_lr);
OFFSET(__THREAD_FRAME0, thread_struct, frame0);
OFFSET(__THREAD_USER, thread_struct, user);
BLANK();
/* offsets into frv_debug_status */
OFFSET(DEBUG_BPSR, frv_debug_status, bpsr);
OFFSET(DEBUG_DCR, frv_debug_status, dcr);
OFFSET(DEBUG_BRR, frv_debug_status, brr);
OFFSET(DEBUG_NMAR, frv_debug_status, nmar);
BLANK();
}
|