powerpc/powerpc/exec_machdep.c

122 	struct trapframe *tf;
143 	tf = td->td_frame;
144 	oonstack = sigonstack(tf->fixreg[1]);
151 	ksi->ksi_info.si_addr = (void *)((tf->exc == EXC_DSI) ?
152 	    tf->cpu.aim.dar : tf->srr0);
154 	ksi->ksi_info.si_addr = (void *)((tf->exc == EXC_DSI) ?
155 	    tf->cpu.booke.dear : tf->srr0);
225 		usfp = (void *)(tf->fixreg[1] - rndfsize);
249 	tf->lr = (register_t)catcher;
250 	tf->fixreg[1] = (register_t)usfp;
251 	tf->fixreg[FIRSTARG] = sig;
253 	tf->fixreg[FIRSTARG+2] = (register_t)usfp +
258 	tf->fixreg[FIRSTARG+2] = (register_t)usfp +
268 			tf->fixreg[FIRSTARG+1] = (register_t)usfp +
273 			tf->fixreg[FIRSTARG+1] = (register_t)usfp +
281 		tf->fixreg[FIRSTARG+1] = code;
283 		tf->fixreg[FIRSTARG+3] = (tf->exc == EXC_DSI) ?
284 		    tf->cpu.aim.dar : tf->srr0;
286 		tf->fixreg[FIRSTARG+3] = (tf->exc == EXC_DSI) ?
287 		    tf->cpu.booke.dear : tf->srr0;
293 	tf->srr0 = (register_t)p->p_sysent->sv_sigcode_base;
308 	     tf->srr0, tf->fixreg[1]);
356 makectx(struct trapframe *tf, struct pcb *pcb)
359 	pcb->pcb_lr = tf->srr0;
360 	pcb->pcb_sp = tf->fixreg[1];
443 	struct trapframe *tf;
447 	tf = td->td_frame;
456 	if ((mcp->mc_srr1 & PSL_USERSTATIC) != (tf->srr1 & PSL_USERSTATIC)) {
463 		tls = tf->fixreg[13];
465 		tls = tf->fixreg[2];
466 	memcpy(tf, mcp->mc_frame, sizeof(mcp->mc_frame));
468 		tf->fixreg[13] = tls;
470 		tf->fixreg[2] = tls;
504 	struct trapframe	*tf;
510 	tf = trapframe(td);
511 	bzero(tf, sizeof *tf);
513 	tf->fixreg[1] = -roundup(-stack + 48, 16);
515 	tf->fixreg[1] = -roundup(-stack + 8, 16);
544 	tf->fixreg[3] = argc;
545 	tf->fixreg[4] = stack + sizeof(register_t);
546 	tf->fixreg[5] = stack + (2 + argc)*sizeof(register_t);
547 	tf->fixreg[6] = 0;				/* auxillary vector */
548 	tf->fixreg[7] = 0;				/* termination vector */
549 	tf->fixreg[8] = (register_t)imgp->ps_strings;	/* NetBSD extension */
561 	tf->srr0 = entry_desc[0] + imgp->reloc_base;
562 	tf->fixreg[2] = entry_desc[1] + imgp->reloc_base;
563 	tf->fixreg[11] = entry_desc[2] + imgp->reloc_base;
564 	tf->srr1 = PSL_SF | PSL_USERSET | PSL_FE_DFLT;
566 		tf->srr1 |= PSL_HV;
568 	tf->srr0 = imgp->entry_addr;
569 	tf->srr1 = PSL_USERSET | PSL_FE_DFLT;
578 	struct trapframe	*tf;
581 	tf = trapframe(td);
582 	bzero(tf, sizeof *tf);
583 	tf->fixreg[1] = -roundup(-stack + 8, 16);
589 	tf->fixreg[3] = argc;
590 	tf->fixreg[4] = stack + sizeof(uint32_t);
591 	tf->fixreg[5] = stack + (2 + argc)*sizeof(uint32_t);
592 	tf->fixreg[6] = 0;				/* auxillary vector */
593 	tf->fixreg[7] = 0;				/* termination vector */
594 	tf->fixreg[8] = (register_t)imgp->ps_strings;	/* NetBSD extension */
596 	tf->srr0 = imgp->entry_addr;
597 	tf->srr1 = PSL_MBO | PSL_USERSET | PSL_FE_DFLT;
598 	tf->srr1 &= ~PSL_SF;
600 		tf->srr1 |= PSL_HV;
608 	struct trapframe *tf;
610 	tf = td->td_frame;
611 	memcpy(regs, tf, sizeof(struct reg));
641 	struct trapframe *tf;
643 	tf = td->td_frame;
644 	memcpy(tf, regs, sizeof(struct reg));
675 	struct trapframe *tf;
678 	tf = td->td_frame;
680 		tf->fixreg[i] = regs->fixreg[i];
681 	tf->lr = regs->lr;
682 	tf->cr = regs->cr;
683 	tf->xer = regs->xer;
684 	tf->ctr = regs->ctr;
685 	tf->srr0 = regs->pc;
693 	struct trapframe *tf;
696 	tf = td->td_frame;
698 		regs->fixreg[i] = tf->fixreg[i];
699 	regs->lr = tf->lr;
700 	regs->cr = tf->cr;
701 	regs->xer = tf->xer;
702 	regs->ctr = tf->ctr;
703 	regs->pc = tf->srr0;
874 	struct trapframe *tf;
881 	tf = td->td_frame;
883 	if (tf->fixreg[0] == SYS___syscall &&
885 		int code = tf->fixreg[FIRSTARG + 1];
899 			tf->fixreg[FIRSTARG] = 0;
900 			tf->fixreg[FIRSTARG + 1] = td->td_retval[0];
902 			tf->fixreg[FIRSTARG] = td->td_retval[0];
903 			tf->fixreg[FIRSTARG + 1] = td->td_retval[1];
905 		tf->cr &= ~0x10000000;		/* Unset summary overflow */
911 		tf->srr0 -= 4;
918 		tf->fixreg[FIRSTARG] = error;
919 		tf->cr |= 0x10000000;		/* Set summary overflow */
968 	struct trapframe *tf;
977 	tf = td->td_frame;
978 	bcopy(td0->td_frame, tf, sizeof(struct trapframe));
979 	tf->fixreg[FIRSTARG] = 0;
980 	tf->fixreg[FIRSTARG + 1] = 0;
981 	tf->cr &= ~0x10000000;
984 	cf = (struct callframe *)tf - 1;
988 	cf->cf_arg1 = (register_t)tf;
1008 	struct trapframe *tf;
1011 	tf = td->td_frame;
1020 	bzero(tf, sizeof(struct trapframe));
1022 	tf->fixreg[1] = (register_t)sp;
1023 	tf->fixreg[3] = (register_t)arg;
1025 		tf->srr0 = (register_t)entry;
1027 		tf->srr1 = PSL_MBO | PSL_USERSET | PSL_FE_DFLT;
1029 		tf->srr1 &= ~PSL_SF;
1032 		tf->srr1 = PSL_USERSET;
1038 		tf->srr0 = entry_desc[0];
1039 		tf->fixreg[2] = entry_desc[1];
1040 		tf->fixreg[11] = entry_desc[2];
1041 		tf->srr1 = PSL_SF | PSL_MBO | PSL_USERSET | PSL_FE_DFLT;
1047 		tf->srr1 |= PSL_HV;