| 1,5 → 1,6 |
|---|
| /* |
| * Copyright (C) 2005 Jakub Jermar |
| * Copyright (C) 2005 Jakub Vana |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| 36,9 → 37,125 |
|---|
| #include <arch/register.h> |
| #include <arch/drivers/it.h> |
| #include <arch.h> |
| #include <symtab.h> |
| #include <debug.h> |
| |
| void external_interrupt(void) |
| #define VECTORS_64_BUNDLE 20 |
| #define VECTORS_16_BUNDLE 48 |
| #define VECTORS_16_BUNDLE_START 0x5000 |
| #define VECTOR_MAX 0x7f00 |
| |
| #define BUNDLE_SIZE 16 |
| |
| char *vector_names_64_bundle[VECTORS_64_BUNDLE] = { |
| "VHPT Translation vector", |
| "Instruction TLB vector", |
| "Data TLB vector", |
| "Alternate Instruction TLB vector", |
| "Alternate Data TLB vector", |
| "Data Nested TLB vector", |
| "Instruction Key Miss vector", |
| "Data Key Miss vector", |
| "Dirty-Bit vector", |
| "Instruction Access-Bit vector", |
| "Data Access-Bit vector" |
| "Break Instruction vector", |
| "External Interrupt vector" |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved" |
| }; |
| |
| char *vector_names_16_bundle[VECTORS_16_BUNDLE] = { |
| "Page Not Present vector", |
| "Key Permission vector", |
| "Instruction Access rights vector", |
| "Data Access Rights vector", |
| "General Exception vector", |
| "Disabled FP-Register vector", |
| "NaT Consumption vector", |
| "Speculation vector", |
| "Reserved", |
| "Debug vector", |
| "Unaligned Reference vector", |
| "Unsupported Data Reference vector", |
| "Floating-point Fault vector", |
| "Floating-point Trap vector", |
| "Lower-Privilege Transfer Trap vector", |
| "Taken Branch Trap vector", |
| "Single STep Trap vector", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "Reserved", |
| "IA-32 Exception vector", |
| "IA-32 Intercept vector", |
| "IA-32 Interrupt vector", |
| "Reserved", |
| "Reserved", |
| "Reserved" |
| }; |
| |
| static char *vector_to_string(__u16 vector); |
| static void dump_stack(struct exception_regdump *pstate); |
| |
| char *vector_to_string(__u16 vector) |
| { |
| ASSERT(vector <= VECTOR_MAX); |
| |
| if (vector >= VECTORS_16_BUNDLE_START) |
| return vector_names_16_bundle[(vector-VECTORS_16_BUNDLE_START)/(16*BUNDLE_SIZE)]; |
| else |
| return vector_names_64_bundle[vector/(64*BUNDLE_SIZE)]; |
| } |
| |
| void dump_stack(struct exception_regdump *pstate) |
| { |
| char *ifa, *iipa, *iip; |
| |
| ifa = get_symtab_entry(pstate->cr_ifa); |
| iipa = get_symtab_entry(pstate->cr_iipa); |
| iip = get_symtab_entry(pstate->cr_iip); |
| |
| putchar('\n'); |
| printf("ar.bsp=%P\tar.bspstore=%P\n", pstate->ar_bsp, pstate->ar_bspstore); |
| printf("ar.rnat=%Q\tar.rsc=%Q\n", pstate->ar_rnat, pstate->ar_rsc); |
| printf("ar.ifs=%Q\tar.pfs=%Q\n", pstate->ar_ifs, pstate->ar_pfs); |
| printf("cr.isr=%Q\tcr.ips=%Q\t\n", pstate->cr_isr, pstate->cr_ips); |
| |
| printf("cr.iip=%Q (%s)\n", pstate->cr_iip, iip ? iip : "?"); |
| printf("cr.iipa=%Q (%s)\n", pstate->cr_iipa, iipa ? iipa : "?"); |
| printf("cr.ifa=%Q (%s)\n", pstate->cr_ifa, ifa ? ifa : "?"); |
| } |
| |
| void general_exception(__u64 vector, struct exception_regdump *pstate) |
| { |
| dump_stack(pstate); |
| panic("General Exception\n"); |
| } |
| |
| void break_instruction(__u64 vector, struct exception_regdump *pstate) |
| { |
| dump_stack(pstate); |
| panic("Break Instruction\n"); |
| } |
| |
| void universal_handler(__u64 vector, struct exception_regdump *pstate) |
| { |
| dump_stack(pstate); |
| panic("Interruption: %W (%s)\n", (__u16) vector, vector_to_string(vector)); |
| } |
| |
| void external_interrupt(__u64 vector, struct exception_regdump *pstate) |
| { |
| cr_ivr_t ivr; |
| |
| ivr.value = ivr_read(); |