1 files changed, 3 insertions, 44 deletions
diff --git a/firmware/target/mips/ingenic_x1000/system-x1000.c b/firmware/target/mips/ingenic_x1000/system-x1000.c
index 7542b97a3d..efcc35aa86 100644
--- a/firmware/target/mips/ingenic_x1000/system-x1000.c
+++ b/firmware/target/mips/ingenic_x1000/system-x1000.c
@@ -343,8 +343,10 @@ static int vector_irq(void)
     return n;
 }
 
-void intr_handler(unsigned cause)
+void intr_handler(void)
 {
+    unsigned long cause = read_c0_cause();
+
     /* OST interrupt is handled separately */
     if(cause & M_CauseIP3) {
         OST();
@@ -363,49 +365,6 @@ void intr_handler(unsigned cause)
     irqvector[irq]();
 }
 
-void tlb_refill_handler(void)
-{
-    panicf("TLB refill handler at 0x%08lx! [0x%x]",
-           read_c0_epc(), read_c0_badvaddr());
-}
-
-#define EXC(x,y) case (x): return (y);
-static char* parse_exception(unsigned cause)
-{
-    switch(cause & M_CauseExcCode)
-    {
-        EXC(EXC_INT, "Interrupt");
-        EXC(EXC_MOD, "TLB Modified");
-        EXC(EXC_TLBL, "TLB Exception (Load or Ifetch)");
-        EXC(EXC_ADEL, "Address Error (Load or Ifetch)");
-        EXC(EXC_ADES, "Address Error (Store)");
-        EXC(EXC_TLBS, "TLB Exception (Store)");
-        EXC(EXC_IBE, "Instruction Bus Error");
-        EXC(EXC_DBE, "Data Bus Error");
-        EXC(EXC_SYS, "Syscall");
-        EXC(EXC_BP, "Breakpoint");
-        EXC(EXC_RI, "Reserved Instruction");
-        EXC(EXC_CPU, "Coprocessor Unusable");
-        EXC(EXC_OV, "Overflow");
-        EXC(EXC_TR, "Trap Instruction");
-        EXC(EXC_FPE, "Floating Point Exception");
-        EXC(EXC_C2E, "COP2 Exception");
-        EXC(EXC_MDMX, "MDMX Exception");
-        EXC(EXC_WATCH, "Watch Exception");
-        EXC(EXC_MCHECK, "Machine Check Exception");
-        EXC(EXC_CacheErr, "Cache error caused re-entry to Debug Mode");
-        default:
-            return 0;
-    }
-}
-#undef EXC
-
-void exception_handler(unsigned cause, unsigned epc, unsigned stack_ptr)
-{
-    panicf("Exception occurred: %s [0x%08x] at 0x%08x (stack at 0x%08x)",
-           parse_exception(cause), read_c0_badvaddr(), epc, stack_ptr);
-}
-
 void system_exception_wait(void)
 {
 #ifdef FIIO_M3K