Lines Matching refs:fp
131 asmlinkage void trap_c(struct frame *fp);
134 static inline void access_error060 (struct frame *fp) in access_error060() argument
136 unsigned long fslw = fp->un.fmt4.pc; /* is really FSLW for access error */ in access_error060()
138 pr_debug("fslw=%#lx, fa=%#lx\n", fslw, fp->un.fmt4.effaddr); in access_error060()
153 unsigned long addr = fp->un.fmt4.effaddr; in access_error060()
166 do_page_fault(&fp->ptregs, addr, errorcode); in access_error060()
171 send_fault_sig(&fp->ptregs); in access_error060()
173 send_fault_sig(&fp->ptregs) > 0) { in access_error060()
174 pr_err("pc=%#lx, fa=%#lx\n", fp->ptregs.pc, in access_error060()
175 fp->un.fmt4.effaddr); in access_error060()
177 trap_c( fp ); in access_error060()
231 static inline void fix_xframe040(struct frame *fp, unsigned long wba, unsigned short wbs) in fix_xframe040() argument
233 fp->un.fmt7.faddr = wba; in fix_xframe040()
234 fp->un.fmt7.ssw = wbs & 0xff; in fix_xframe040()
236 fp->un.fmt7.ssw |= MA_040; in fix_xframe040()
239 static inline void do_040writebacks(struct frame *fp) in do_040writebacks() argument
243 if (fp->un.fmt7.wb1s & WBV_040) in do_040writebacks()
247 if ((fp->un.fmt7.wb2s & WBV_040) && in do_040writebacks()
248 !(fp->un.fmt7.wb2s & WBTT_040)) { in do_040writebacks()
249 res = do_040writeback1(fp->un.fmt7.wb2s, fp->un.fmt7.wb2a, in do_040writebacks()
250 fp->un.fmt7.wb2d); in do_040writebacks()
252 fix_xframe040(fp, fp->un.fmt7.wb2a, fp->un.fmt7.wb2s); in do_040writebacks()
254 fp->un.fmt7.wb2s = 0; in do_040writebacks()
258 if (fp->un.fmt7.wb3s & WBV_040 && (!res || fp->un.fmt7.wb3s & 4)) { in do_040writebacks()
259 res = do_040writeback1(fp->un.fmt7.wb3s, fp->un.fmt7.wb3a, in do_040writebacks()
260 fp->un.fmt7.wb3d); in do_040writebacks()
263 fix_xframe040(fp, fp->un.fmt7.wb3a, fp->un.fmt7.wb3s); in do_040writebacks()
265 fp->un.fmt7.wb2s = fp->un.fmt7.wb3s; in do_040writebacks()
266 fp->un.fmt7.wb3s &= (~WBV_040); in do_040writebacks()
267 fp->un.fmt7.wb2a = fp->un.fmt7.wb3a; in do_040writebacks()
268 fp->un.fmt7.wb2d = fp->un.fmt7.wb3d; in do_040writebacks()
271 fp->un.fmt7.wb3s = 0; in do_040writebacks()
275 send_fault_sig(&fp->ptregs); in do_040writebacks()
284 asmlinkage void berr_040cleanup(struct frame *fp) in berr_040cleanup() argument
286 fp->un.fmt7.wb2s &= ~4; in berr_040cleanup()
287 fp->un.fmt7.wb3s &= ~4; in berr_040cleanup()
289 do_040writebacks(fp); in berr_040cleanup()
292 static inline void access_error040(struct frame *fp) in access_error040() argument
294 unsigned short ssw = fp->un.fmt7.ssw; in access_error040()
297 pr_debug("ssw=%#x, fa=%#lx\n", ssw, fp->un.fmt7.faddr); in access_error040()
298 pr_debug("wb1s=%#x, wb2s=%#x, wb3s=%#x\n", fp->un.fmt7.wb1s, in access_error040()
299 fp->un.fmt7.wb2s, fp->un.fmt7.wb3s); in access_error040()
301 fp->un.fmt7.wb2a, fp->un.fmt7.wb3a, in access_error040()
302 fp->un.fmt7.wb2d, fp->un.fmt7.wb3d); in access_error040()
305 unsigned long addr = fp->un.fmt7.faddr; in access_error040()
330 if (do_page_fault(&fp->ptregs, addr, errorcode)) { in access_error040()
332 if (user_mode(&fp->ptregs)){ in access_error040()
343 if (fp->un.fmt7.wb2a == fp->un.fmt7.faddr) in access_error040()
344 fp->un.fmt7.wb2s &= ~WBV_040; in access_error040()
345 if (fp->un.fmt7.wb3a == fp->un.fmt7.faddr) in access_error040()
346 fp->un.fmt7.wb3s &= ~WBV_040; in access_error040()
354 current->thread.faddr = fp->un.fmt7.faddr; in access_error040()
355 if (send_fault_sig(&fp->ptregs) >= 0) in access_error040()
357 fp->un.fmt7.faddr); in access_error040()
361 do_040writebacks(fp); in access_error040()
372 static inline void bus_error030 (struct frame *fp) in bus_error030() argument
376 unsigned short ssw = fp->un.fmtb.ssw; in bus_error030()
382 fp->ptregs.format == 0xa ? fp->ptregs.pc + 2 : fp->un.fmtb.baddr - 2 in bus_error030()
384 fp->ptregs.format == 0xa ? fp->ptregs.pc + 4 : fp->un.fmtb.baddr); in bus_error030()
388 fp->un.fmtb.daddr, in bus_error030()
389 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
399 if (mmu_emu_handle_fault (fp->un.fmtb.daddr, ssw & RW, 0)) in bus_error030()
404 if (fp->ptregs.sr & PS_S) { in bus_error030()
408 if (mmu_emu_handle_fault (fp->un.fmtb.daddr, ssw & RW, 1)) in bus_error030()
413 fp->ptregs.pc); in bus_error030()
416 if((fp->ptregs.pc >= (unsigned long)&_sun3_map_test_start) && in bus_error030()
417 (fp->ptregs.pc <= (unsigned long)&_sun3_map_test_end)) { in bus_error030()
418 send_fault_sig(&fp->ptregs); in bus_error030()
424 fp->un.fmtb.daddr, in bus_error030()
425 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
429 die_if_kernel("Oops", &fp->ptregs,0); in bus_error030()
443 addr = fp->un.fmtb.daddr; in bus_error030()
460 fp->ptregs.pc); in bus_error030()
461 die_if_kernel ("Oops", &fp->ptregs, buserr_type); in bus_error030()
471 do_page_fault (&fp->ptregs, addr, errorcode); in bus_error030()
480 if (fp->ptregs.format == 0xA) in bus_error030()
481 addr = fp->ptregs.pc + 4; in bus_error030()
483 addr = fp->un.fmtb.baddr; in bus_error030()
489 do_page_fault (&fp->ptregs, addr, 0); in bus_error030()
497 static inline void bus_error030 (struct frame *fp) in bus_error030() argument
502 unsigned short ssw = fp->un.fmtb.ssw; in bus_error030()
513 fp->ptregs.format == 0xa ? fp->ptregs.pc + 2 : fp->un.fmtb.baddr - 2 in bus_error030()
515 fp->ptregs.format == 0xa ? fp->ptregs.pc + 4 : fp->un.fmtb.baddr); in bus_error030()
519 fp->un.fmtb.daddr, in bus_error030()
520 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
527 addr = fp->un.fmtb.daddr; in bus_error030()
550 if (ssw & 4 && !search_exception_tables(fp->ptregs.pc)) { in bus_error030()
553 fp->un.fmtb.daddr, in bus_error030()
554 space_names[ssw & DFC], fp->ptregs.pc); in bus_error030()
559 if (do_page_fault (&fp->ptregs, addr, errorcode) < 0) in bus_error030()
563 if (!(ssw & RM) && send_fault_sig(&fp->ptregs) > 0) in bus_error030()
569 fp->ptregs.pc); in bus_error030()
570 die_if_kernel("Oops",&fp->ptregs,mmusr); in bus_error030()
580 fp->ptregs.pc, ssw); in bus_error030()
597 die_if_kernel("Oops",&fp->ptregs,mmusr); in bus_error030()
616 if (fp->ptregs.sr & PS_S) { in bus_error030()
617 pr_err("Instruction fault at %#010lx\n", fp->ptregs.pc); in bus_error030()
620 die_if_kernel("Oops",&fp->ptregs,0); in bus_error030()
626 if (fp->ptregs.format == 10) in bus_error030()
627 addr = fp->ptregs.pc + 4; in bus_error030()
629 addr = fp->un.fmtb.baddr; in bus_error030()
633 if ((ssw & DF) && ((addr ^ fp->un.fmtb.daddr) & PAGE_MASK) == 0) in bus_error030()
654 do_page_fault (&fp->ptregs, addr, 0); in bus_error030()
657 addr, fp->ptregs.pc); in bus_error030()
659 die_if_kernel("Oops",&fp->ptregs,mmusr); in bus_error030()
699 static inline void access_errorcf(unsigned int fs, struct frame *fp) in access_errorcf() argument
715 need_page_fault = cf_tlb_miss(&fp->ptregs, 0, 0, 0); in access_errorcf()
716 addr = fp->ptregs.pc; in access_errorcf()
719 need_page_fault = cf_tlb_miss(&fp->ptregs, 0, 0, 1); in access_errorcf()
720 addr = fp->ptregs.pc + sizeof(long); in access_errorcf()
723 need_page_fault = cf_tlb_miss(&fp->ptregs, 1, 1, 0); in access_errorcf()
726 need_page_fault = cf_tlb_miss(&fp->ptregs, 0, 1, 0); in access_errorcf()
749 do_page_fault(&fp->ptregs, addr, err_code); in access_errorcf()
754 asmlinkage void buserr_c(struct frame *fp) in buserr_c() argument
757 if (user_mode(&fp->ptregs)) in buserr_c()
758 current->thread.esp0 = (unsigned long) fp; in buserr_c()
760 pr_debug("*** Bus Error *** Format is %x\n", fp->ptregs.format); in buserr_c()
765 fs = (fp->ptregs.vector & 0x3) | in buserr_c()
766 ((fp->ptregs.vector & 0xc00) >> 8); in buserr_c()
776 access_errorcf(fs, fp); in buserr_c()
784 switch (fp->ptregs.format) { in buserr_c()
787 access_error060 (fp); in buserr_c()
792 access_error040 (fp); in buserr_c()
798 bus_error030 (fp); in buserr_c()
802 die_if_kernel("bad frame format",&fp->ptregs,0); in buserr_c()
845 struct frame *fp = (struct frame *)regs; in show_registers() local
860 addr = (unsigned long)&fp->un; in show_registers()
864 pr_cont("instr addr=%08lx\n", fp->un.fmt2.iaddr); in show_registers()
865 addr += sizeof(fp->un.fmt2); in show_registers()
868 pr_cont("eff addr=%08lx\n", fp->un.fmt3.effaddr); in show_registers()
869 addr += sizeof(fp->un.fmt3); in show_registers()
874 fp->un.fmt4.effaddr, fp->un.fmt4.pc); in show_registers()
877 fp->un.fmt4.effaddr, fp->un.fmt4.pc); in show_registers()
878 addr += sizeof(fp->un.fmt4); in show_registers()
882 fp->un.fmt7.effaddr, fp->un.fmt7.ssw, fp->un.fmt7.faddr); in show_registers()
884 fp->un.fmt7.wb1s, fp->un.fmt7.wb1a, fp->un.fmt7.wb1dpd0); in show_registers()
886 fp->un.fmt7.wb2s, fp->un.fmt7.wb2a, fp->un.fmt7.wb2d); in show_registers()
888 fp->un.fmt7.wb3s, fp->un.fmt7.wb3a, fp->un.fmt7.wb3d); in show_registers()
890 fp->un.fmt7.wb1dpd0, fp->un.fmt7.pd1, fp->un.fmt7.pd2, in show_registers()
891 fp->un.fmt7.pd3); in show_registers()
892 addr += sizeof(fp->un.fmt7); in show_registers()
895 pr_cont("instr addr=%08lx\n", fp->un.fmt9.iaddr); in show_registers()
896 addr += sizeof(fp->un.fmt9); in show_registers()
900 fp->un.fmta.ssw, fp->un.fmta.isc, fp->un.fmta.isb, in show_registers()
901 fp->un.fmta.daddr, fp->un.fmta.dobuf); in show_registers()
902 addr += sizeof(fp->un.fmta); in show_registers()
906 fp->un.fmtb.ssw, fp->un.fmtb.isc, fp->un.fmtb.isb, in show_registers()
907 fp->un.fmtb.daddr, fp->un.fmtb.dobuf); in show_registers()
909 fp->un.fmtb.baddr, fp->un.fmtb.dibuf, fp->un.fmtb.ver); in show_registers()
910 addr += sizeof(fp->un.fmtb); in show_registers()
968 void bad_super_trap (struct frame *fp) in bad_super_trap() argument
970 int vector = (fp->ptregs.vector >> 2) & 0xff; in bad_super_trap()
976 fp->ptregs.format); in bad_super_trap()
979 vector, fp->ptregs.format); in bad_super_trap()
981 unsigned short ssw = fp->un.fmtb.ssw; in bad_super_trap()
987 (fp->ptregs.format) == 0xA ? in bad_super_trap()
988 fp->ptregs.pc + 2 : fp->un.fmtb.baddr - 2); in bad_super_trap()
991 (fp->ptregs.format) == 0xA ? in bad_super_trap()
992 fp->ptregs.pc + 4 : fp->un.fmtb.baddr); in bad_super_trap()
996 fp->un.fmtb.daddr, space_names[ssw & DFC], in bad_super_trap()
997 fp->ptregs.pc); in bad_super_trap()
1000 die_if_kernel("BAD KERNEL TRAP", &fp->ptregs, 0); in bad_super_trap()
1003 asmlinkage void trap_c(struct frame *fp) in trap_c() argument
1007 int vector = (fp->ptregs.vector >> 2) & 0xff; in trap_c()
1009 if (fp->ptregs.sr & PS_S) { in trap_c()
1017 if (fixup_exception(&fp->ptregs)) in trap_c()
1020 bad_super_trap(fp); in trap_c()
1105 switch (fp->ptregs.format) { in trap_c()
1107 addr = (void __user *) fp->ptregs.pc; in trap_c()
1110 addr = (void __user *) fp->un.fmt2.iaddr; in trap_c()
1113 addr = (void __user *) fp->un.fmt7.effaddr; in trap_c()
1116 addr = (void __user *) fp->un.fmt9.iaddr; in trap_c()
1119 addr = (void __user *) fp->un.fmta.daddr; in trap_c()
1122 addr = (void __user*) fp->un.fmtb.daddr; in trap_c()
1128 void die_if_kernel (char *str, struct pt_regs *fp, int nr) in die_if_kernel() argument
1130 if (!(fp->sr & PS_S)) in die_if_kernel()
1135 show_registers(fp); in die_if_kernel()