Lines Matching +full:no +full:- +full:pc +full:- +full:write
44 [VEC_RESETPC] = "RESET PC",
134 unsigned long fslw = fp->un.fmt4.pc; /* is really FSLW for access error */ in access_error060()
136 pr_debug("fslw=%#lx, fa=%#lx\n", fslw, fp->un.fmt4.effaddr); in access_error060()
139 /* branch prediction error -> clear branch cache */ in access_error060()
144 /* return if there's no other error */ in access_error060()
151 unsigned long addr = fp->un.fmt4.effaddr; in access_error060()
154 addr = (addr + PAGE_SIZE - 1) & PAGE_MASK; in access_error060()
164 do_page_fault(&fp->ptregs, addr, errorcode); in access_error060()
169 send_fault_sig(&fp->ptregs); in access_error060()
171 send_fault_sig(&fp->ptregs) > 0) { in access_error060()
172 pr_err("pc=%#lx, fa=%#lx\n", fp->ptregs.pc, in access_error060()
173 fp->un.fmt4.effaddr); in access_error060()
236 fp->un.fmt7.faddr = wba; in fix_xframe040()
237 fp->un.fmt7.ssw = wbs & 0xff; in fix_xframe040()
238 if (wba != current->thread.faddr) in fix_xframe040()
239 fp->un.fmt7.ssw |= MA_040; in fix_xframe040()
246 if (fp->un.fmt7.wb1s & WBV_040) in do_040writebacks()
250 if ((fp->un.fmt7.wb2s & WBV_040) && in do_040writebacks()
251 !(fp->un.fmt7.wb2s & WBTT_040)) { in do_040writebacks()
252 res = do_040writeback1(fp->un.fmt7.wb2s, fp->un.fmt7.wb2a, in do_040writebacks()
253 fp->un.fmt7.wb2d); in do_040writebacks()
255 fix_xframe040(fp, fp->un.fmt7.wb2a, fp->un.fmt7.wb2s); in do_040writebacks()
257 fp->un.fmt7.wb2s = 0; in do_040writebacks()
261 if (fp->un.fmt7.wb3s & WBV_040 && (!res || fp->un.fmt7.wb3s & 4)) { in do_040writebacks()
262 res = do_040writeback1(fp->un.fmt7.wb3s, fp->un.fmt7.wb3a, in do_040writebacks()
263 fp->un.fmt7.wb3d); in do_040writebacks()
266 fix_xframe040(fp, fp->un.fmt7.wb3a, fp->un.fmt7.wb3s); in do_040writebacks()
268 fp->un.fmt7.wb2s = fp->un.fmt7.wb3s; in do_040writebacks()
269 fp->un.fmt7.wb3s &= (~WBV_040); in do_040writebacks()
270 fp->un.fmt7.wb2a = fp->un.fmt7.wb3a; in do_040writebacks()
271 fp->un.fmt7.wb2d = fp->un.fmt7.wb3d; in do_040writebacks()
274 fp->un.fmt7.wb3s = 0; in do_040writebacks()
278 send_fault_sig(&fp->ptregs); in do_040writebacks()
289 fp->un.fmt7.wb2s &= ~4; in berr_040cleanup()
290 fp->un.fmt7.wb3s &= ~4; in berr_040cleanup()
297 unsigned short ssw = fp->un.fmt7.ssw; in access_error040()
300 pr_debug("ssw=%#x, fa=%#lx\n", ssw, fp->un.fmt7.faddr); in access_error040()
301 pr_debug("wb1s=%#x, wb2s=%#x, wb3s=%#x\n", fp->un.fmt7.wb1s, in access_error040()
302 fp->un.fmt7.wb2s, fp->un.fmt7.wb3s); in access_error040()
304 fp->un.fmt7.wb2a, fp->un.fmt7.wb3a, in access_error040()
305 fp->un.fmt7.wb2d, fp->un.fmt7.wb3d); in access_error040()
308 unsigned long addr = fp->un.fmt7.faddr; in access_error040()
316 addr = (addr + 7) & -8; in access_error040()
333 if (do_page_fault(&fp->ptregs, addr, errorcode)) { in access_error040()
335 if (user_mode(&fp->ptregs)){ in access_error040()
337 pr_debug(".. was usermode - return\n"); in access_error040()
346 if (fp->un.fmt7.wb2a == fp->un.fmt7.faddr) in access_error040()
347 fp->un.fmt7.wb2s &= ~WBV_040; in access_error040()
348 if (fp->un.fmt7.wb3a == fp->un.fmt7.faddr) in access_error040()
349 fp->un.fmt7.wb3s &= ~WBV_040; in access_error040()
356 current->thread.signo = SIGBUS; in access_error040()
357 current->thread.faddr = fp->un.fmt7.faddr; in access_error040()
358 if (send_fault_sig(&fp->ptregs) >= 0) in access_error040()
360 fp->un.fmt7.faddr); in access_error040()
379 unsigned short ssw = fp->un.fmtb.ssw; in bus_error030()
385 fp->ptregs.format == 0xa ? fp->ptregs.pc + 2 : fp->un.fmtb.baddr - 2 in bus_error030()
387 fp->ptregs.format == 0xa ? fp->ptregs.pc + 4 : fp->un.fmtb.baddr); in bus_error030()
389 pr_debug("Data %s fault at %#010lx in %s (pc=%#lx)\n", in bus_error030()
390 ssw & RW ? "read" : "write", in bus_error030()
391 fp->un.fmtb.daddr, in bus_error030()
392 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
395 * Check if this page should be demand-mapped. This needs to go before in bus_error030()
396 * the testing for a bad kernel-space access (demand-mapping applies in bus_error030()
402 if (mmu_emu_handle_fault (fp->un.fmtb.daddr, ssw & RW, 0)) in bus_error030()
406 /* Check for kernel-space pagefault (BAD). */ in bus_error030()
407 if (fp->ptregs.sr & PS_S) { in bus_error030()
411 if (mmu_emu_handle_fault (fp->un.fmtb.daddr, ssw & RW, 1)) in bus_error030()
416 fp->ptregs.pc); in bus_error030()
419 if((fp->ptregs.pc >= (unsigned long)&_sun3_map_test_start) && in bus_error030()
420 (fp->ptregs.pc <= (unsigned long)&_sun3_map_test_end)) { in bus_error030()
421 send_fault_sig(&fp->ptregs); in bus_error030()
425 pr_err("Data %s fault at %#010lx in %s (pc=%#lx)\n", in bus_error030()
426 ssw & RW ? "read" : "write", in bus_error030()
427 fp->un.fmtb.daddr, in bus_error030()
428 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
432 die_if_kernel("Oops", &fp->ptregs,0); in bus_error030()
446 addr = fp->un.fmtb.daddr; in bus_error030()
448 // errorcode bit 0: 0 -> no page 1 -> protection fault in bus_error030()
449 // errorcode bit 1: 0 -> read fault 1 -> write fault in bus_error030()
451 // (buserr_type & SUN3_BUSERR_PROTERR) -> protection fault in bus_error030()
452 // (buserr_type & SUN3_BUSERR_INVALID) -> invalid page fault in bus_error030()
461 pr_debug("invalid %s access at %#lx from pc %#lx\n", in bus_error030()
462 !(ssw & RW) ? "write" : "read", addr, in bus_error030()
463 fp->ptregs.pc); in bus_error030()
464 die_if_kernel ("Oops", &fp->ptregs, buserr_type); in bus_error030()
469 //todo: wtf is RM bit? --m in bus_error030()
474 do_page_fault (&fp->ptregs, addr, errorcode); in bus_error030()
483 if (fp->ptregs.format == 0xA) in bus_error030()
484 addr = fp->ptregs.pc + 4; in bus_error030()
486 addr = fp->un.fmtb.baddr; in bus_error030()
488 addr -= 2; in bus_error030()
492 do_page_fault (&fp->ptregs, addr, 0); in bus_error030()
505 unsigned short ssw = fp->un.fmtb.ssw; in bus_error030()
510 pr_debug("pid = %x ", current->pid); in bus_error030()
516 fp->ptregs.format == 0xa ? fp->ptregs.pc + 2 : fp->un.fmtb.baddr - 2 in bus_error030()
518 fp->ptregs.format == 0xa ? fp->ptregs.pc + 4 : fp->un.fmtb.baddr); in bus_error030()
520 pr_debug("Data %s fault at %#010lx in %s (pc=%#lx)\n", in bus_error030()
521 ssw & RW ? "read" : "write", in bus_error030()
522 fp->un.fmtb.daddr, in bus_error030()
523 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
530 addr = fp->un.fmtb.daddr; in bus_error030()
553 pr_err("Data %s fault at %#010lx in %s (pc=%#lx)\n", in bus_error030()
554 ssw & RW ? "read" : "write", in bus_error030()
555 fp->un.fmtb.daddr, in bus_error030()
556 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
561 if (do_page_fault (&fp->ptregs, addr, errorcode) < 0) in bus_error030()
565 if (!(ssw & RM) && send_fault_sig(&fp->ptregs) > 0) in bus_error030()
569 pr_err("invalid %s access at %#lx from pc %#lx\n", in bus_error030()
570 !(ssw & RW) ? "write" : "read", addr, in bus_error030()
571 fp->ptregs.pc); in bus_error030()
572 die_if_kernel("Oops",&fp->ptregs,mmusr); in bus_error030()
580 pr_err("weird %s access at %#lx from pc %#lx (ssw is %#x)\n", in bus_error030()
581 !(ssw & RW) ? "write" : "read", addr, in bus_error030()
582 fp->ptregs.pc, ssw); in bus_error030()
598 pr_debug("Unknown SIGSEGV - 1\n"); in bus_error030()
599 die_if_kernel("Oops",&fp->ptregs,mmusr); in bus_error030()
606 asm volatile ("ploadw %1,%0@" : /* no outputs */ in bus_error030()
609 asm volatile ("ploadr %1,%0@" : /* no outputs */ in bus_error030()
618 if (fp->ptregs.sr & PS_S) { in bus_error030()
619 pr_err("Instruction fault at %#010lx\n", fp->ptregs.pc); in bus_error030()
622 die_if_kernel("Oops",&fp->ptregs,0); in bus_error030()
628 if (fp->ptregs.format == 10) in bus_error030()
629 addr = fp->ptregs.pc + 4; in bus_error030()
631 addr = fp->un.fmtb.baddr; in bus_error030()
633 addr -= 2; in bus_error030()
635 if ((ssw & DF) && ((addr ^ fp->un.fmtb.daddr) & PAGE_MASK) == 0) in bus_error030()
656 do_page_fault (&fp->ptregs, addr, 0); in bus_error030()
658 pr_err("invalid insn access at %#lx from pc %#lx\n", in bus_error030()
659 addr, fp->ptregs.pc); in bus_error030()
660 pr_debug("Unknown SIGSEGV - 2\n"); in bus_error030()
661 die_if_kernel("Oops",&fp->ptregs,mmusr); in bus_error030()
668 asm volatile ("ploadr #2,%0@" : /* no outputs */ in bus_error030()
712 * bit 0 == 0 means no page found, 1 means protection fault in access_errorcf()
713 * bit 1 == 0 means read, 1 means write in access_errorcf()
717 need_page_fault = cf_tlb_miss(&fp->ptregs, 0, 0, 0); in access_errorcf()
718 addr = fp->ptregs.pc; in access_errorcf()
721 need_page_fault = cf_tlb_miss(&fp->ptregs, 0, 0, 1); in access_errorcf()
722 addr = fp->ptregs.pc + sizeof(long); in access_errorcf()
725 need_page_fault = cf_tlb_miss(&fp->ptregs, 1, 1, 0); in access_errorcf()
728 need_page_fault = cf_tlb_miss(&fp->ptregs, 0, 1, 0); in access_errorcf()
738 /* 1001 Write error*/ in access_errorcf()
749 if ((fs == 13) && (mmusr & MMUSR_WF)) /* rd-mod-wr access */ in access_errorcf()
750 err_code |= 2; /* bit1 - write, bit0 - protection */ in access_errorcf()
751 do_page_fault(&fp->ptregs, addr, err_code); in access_errorcf()
759 if (user_mode(&fp->ptregs)) in buserr_c()
760 current->thread.esp0 = (unsigned long) fp; in buserr_c()
762 pr_debug("*** Bus Error *** Format is %x\n", fp->ptregs.format); in buserr_c()
767 fs = (fp->ptregs.vector & 0x3) | in buserr_c()
768 ((fp->ptregs.vector & 0xc00) >> 8); in buserr_c()
786 switch (fp->ptregs.format) { in buserr_c()
804 die_if_kernel("bad frame format",&fp->ptregs,0); in buserr_c()
805 pr_debug("Unknown SIGSEGV - 4\n"); in buserr_c()
820 addr = (unsigned long)stack + THREAD_SIZE - 1; in show_trace()
821 endstack = (unsigned long *)(addr & -THREAD_SIZE); in show_trace()
853 pr_info("PC: [<%08lx>] %pS\n", regs->pc, (void *)regs->pc); in show_registers()
854 pr_info("SR: %04x SP: %p a2: %08lx\n", regs->sr, regs, regs->a2); in show_registers()
856 regs->d0, regs->d1, regs->d2, regs->d3); in show_registers()
858 regs->d4, regs->d5, regs->a0, regs->a1); in show_registers()
861 current->comm, task_pid_nr(current), current); in show_registers()
862 addr = (unsigned long)&fp->un; in show_registers()
863 pr_info("Frame format=%X ", regs->format); in show_registers()
864 switch (regs->format) { in show_registers()
866 pr_cont("instr addr=%08lx\n", fp->un.fmt2.iaddr); in show_registers()
867 addr += sizeof(fp->un.fmt2); in show_registers()
870 pr_cont("eff addr=%08lx\n", fp->un.fmt3.effaddr); in show_registers()
871 addr += sizeof(fp->un.fmt3); in show_registers()
876 fp->un.fmt4.effaddr, fp->un.fmt4.pc); in show_registers()
878 pr_cont("eff addr=%08lx pc=%08lx\n", in show_registers()
879 fp->un.fmt4.effaddr, fp->un.fmt4.pc); in show_registers()
880 addr += sizeof(fp->un.fmt4); in show_registers()
884 fp->un.fmt7.effaddr, fp->un.fmt7.ssw, fp->un.fmt7.faddr); in show_registers()
886 fp->un.fmt7.wb1s, fp->un.fmt7.wb1a, fp->un.fmt7.wb1dpd0); in show_registers()
888 fp->un.fmt7.wb2s, fp->un.fmt7.wb2a, fp->un.fmt7.wb2d); in show_registers()
890 fp->un.fmt7.wb3s, fp->un.fmt7.wb3a, fp->un.fmt7.wb3d); in show_registers()
892 fp->un.fmt7.wb1dpd0, fp->un.fmt7.pd1, fp->un.fmt7.pd2, in show_registers()
893 fp->un.fmt7.pd3); in show_registers()
894 addr += sizeof(fp->un.fmt7); in show_registers()
897 pr_cont("instr addr=%08lx\n", fp->un.fmt9.iaddr); in show_registers()
898 addr += sizeof(fp->un.fmt9); in show_registers()
902 fp->un.fmta.ssw, fp->un.fmta.isc, fp->un.fmta.isb, in show_registers()
903 fp->un.fmta.daddr, fp->un.fmta.dobuf); in show_registers()
904 addr += sizeof(fp->un.fmta); in show_registers()
908 fp->un.fmtb.ssw, fp->un.fmtb.isc, fp->un.fmtb.isb, in show_registers()
909 fp->un.fmtb.daddr, fp->un.fmtb.dobuf); in show_registers()
911 fp->un.fmtb.baddr, fp->un.fmtb.dibuf, fp->un.fmtb.ver); in show_registers()
912 addr += sizeof(fp->un.fmtb); in show_registers()
920 cp = (u16 *)regs->pc; in show_registers()
921 for (i = -8; i < 16; i++) { in show_registers()
923 pr_cont(" Bad PC value."); in show_registers()
943 stack = (unsigned long *)task->thread.esp0; in show_stack()
947 endstack = (unsigned long *)(((unsigned long)stack + THREAD_SIZE - 1) & -THREAD_SIZE); in show_stack()
972 int vector = (fp->ptregs.vector >> 2) & 0xff; in bad_super_trap()
978 fp->ptregs.format); in bad_super_trap()
981 vector, fp->ptregs.format); in bad_super_trap()
983 unsigned short ssw = fp->un.fmtb.ssw; in bad_super_trap()
989 (fp->ptregs.format) == 0xA ? in bad_super_trap()
990 fp->ptregs.pc + 2 : fp->un.fmtb.baddr - 2); in bad_super_trap()
993 (fp->ptregs.format) == 0xA ? in bad_super_trap()
994 fp->ptregs.pc + 4 : fp->un.fmtb.baddr); in bad_super_trap()
996 pr_err("Data %s fault at %#010lx in %s (pc=%#lx)\n", in bad_super_trap()
997 ssw & RW ? "read" : "write", in bad_super_trap()
998 fp->un.fmtb.daddr, space_names[ssw & DFC], in bad_super_trap()
999 fp->ptregs.pc); in bad_super_trap()
1002 die_if_kernel("BAD KERNEL TRAP", &fp->ptregs, 0); in bad_super_trap()
1009 int vector = (fp->ptregs.vector >> 2) & 0xff; in trap_c()
1011 if (fp->ptregs.sr & PS_S) { in trap_c()
1019 if (fixup_exception(&fp->ptregs)) in trap_c()
1107 switch (fp->ptregs.format) { in trap_c()
1109 addr = (void __user *) fp->ptregs.pc; in trap_c()
1112 addr = (void __user *) fp->un.fmt2.iaddr; in trap_c()
1115 addr = (void __user *) fp->un.fmt7.effaddr; in trap_c()
1118 addr = (void __user *) fp->un.fmt9.iaddr; in trap_c()
1121 addr = (void __user *) fp->un.fmta.daddr; in trap_c()
1124 addr = (void __user*) fp->un.fmtb.daddr; in trap_c()
1132 if (!(fp->sr & PS_S)) in die_if_kernel()
1144 current->thread.esp0 = ssp; in set_esp0()
1149 * user-space from the fpsp040 code.