diff options
Diffstat (limited to 'pk/handlers.c')
| -rw-r--r-- | pk/handlers.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/pk/handlers.c b/pk/handlers.c index b0eb76b..cb12d22 100644 --- a/pk/handlers.c +++ b/pk/handlers.c @@ -5,6 +5,24 @@ #include "syscall.h" #include "mmap.h" +static void handle_instruction_access_fault(trapframe_t *tf) +{ + dump_tf(tf); + panic("Instruction access fault!"); +} + +static void handle_load_access_fault(trapframe_t *tf) +{ + dump_tf(tf); + panic("Load access fault!"); +} + +static void handle_store_access_fault(trapframe_t *tf) +{ + dump_tf(tf); + panic("Store/AMO access fault!"); +} + static void handle_illegal_instruction(trapframe_t* tf) { tf->insn = *(uint16_t*)tf->epc; @@ -31,6 +49,12 @@ static void handle_misaligned_fetch(trapframe_t* tf) panic("Misaligned instruction access!"); } +static void handle_misaligned_load(trapframe_t* tf) +{ + dump_tf(tf); + panic("Misaligned Load!"); +} + static void handle_misaligned_store(trapframe_t* tf) { dump_tf(tf); @@ -83,10 +107,14 @@ void handle_trap(trapframe_t* tf) const static trap_handler trap_handlers[] = { [CAUSE_MISALIGNED_FETCH] = handle_misaligned_fetch, + [CAUSE_FETCH_ACCESS] = handle_instruction_access_fault, + [CAUSE_LOAD_ACCESS] = handle_load_access_fault, + [CAUSE_STORE_ACCESS] = handle_store_access_fault, [CAUSE_FETCH_PAGE_FAULT] = handle_fault_fetch, [CAUSE_ILLEGAL_INSTRUCTION] = handle_illegal_instruction, [CAUSE_USER_ECALL] = handle_syscall, [CAUSE_BREAKPOINT] = handle_breakpoint, + [CAUSE_MISALIGNED_LOAD] = handle_misaligned_load, [CAUSE_MISALIGNED_STORE] = handle_misaligned_store, [CAUSE_LOAD_PAGE_FAULT] = handle_fault_load, [CAUSE_STORE_PAGE_FAULT] = handle_fault_store, |