修复开关控制组控的控制异常问题

修改PB开关状态组控处理，解决后32路的开关状态会复用上前32个回路的数据

Source/arch/crt0.S

@@ -0,0 +1,213 @@
+//start from __start, 
+//(0)initialize vector table
+//(1)initialize all registers
+//(2)prepare initial reg values for user process
+//(3)initialize supervisor mode stack pointer
+//(4)construct ASID Table
+//(5)prepare PTE entry for user process start virtual address
+//(6)creat a mapping between VPN:0 and PFN:0 for kernel
+//(7)set VBR register
+//(8)enable EE and MMU
+//(9)jump to the main procedure using jsri main
+
+
+#define UserOption   0x55aa0005
+.export vector_table
+//.import VecTable
+.align  10
+vector_table:           //totally 256 entries
+//  .long   __start
+//  .rept   128
+//  .long   __dummy
+//  .endr
+
+.long __start
+.long MisalignedHandler
+.long AccessErrHandler
+.long DummyHandler
+.long IllegalInstrHandler
+.long PriviledgeVioHandler
+.long DummyHandler
+.long BreakPointHandler
+.long UnrecExecpHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long Trap0Handler
+.long Trap1Handler
+.long Trap2Handler
+.long Trap3Handler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long DummyHandler
+.long PendTrapHandler
+.long CORETHandler
+.long SYSCONIntHandler
+.long IFCIntHandler
+.long ADCIntHandler
+.long EPT0IntHandler
+.long DummyHandler//EPT0EMIntHandler
+.long WWDTHandler
+.long EXI0IntHandler
+.long EXI1IntHandler
+.long GPT0IntHandler
+.long DummyHandler//GPT1IntHandler
+.long DummyHandler
+.long RTCIntHandler
+.long UART0IntHandler
+.long UART1IntHandler
+.long UART2IntHandler//USARTIntHandler
+.long DummyHandler
+.long I2CIntHandler
+.long DummyHandler
+.long SPI0IntHandler
+.long SIO0IntHandler
+.long EXI2to3IntHandler
+.long EXI4to9IntHandler
+.long EXI10to15IntHandler
+.long CNTAIntHandler
+.long TKEYIntHandler
+.long LPTIntHandler
+.long DummyHandler//LEDIntHandler
+.long BT0IntHandler
+.long BT1IntHandler
+.long DummyHandler//BT2IntHandler
+.long DummyHandler//BT3IntHandler
+.long UserOption
+
+.text
+.export __start
+.long 0x00000000
+.long 0x00000000
+//  .long __start
+__start:
+
+	
+  //initialize all registers
+  movi r0, 0
+  movi r1, 0
+  movi r2, 0
+  movi r3, 0
+  movi r4, 0
+  movi r5, 0
+  movi r6, 0
+  movi r7, 0
+  //movi r8, 0
+  //movi r9, 0
+  //movi r10, 0
+  //movi r11, 0
+  //movi r12, 0
+  //movi r13, 0
+  //movi r14, 0
+  //movi r15, 0
+
+//set VBR
+  lrw r2, vector_table
+  mtcr r2, cr<1,0>
+
+//enable EE bit of psr
+  mfcr r2, cr<0,0>
+  bseti r2, r2, 8
+  mtcr r2, cr<0,0>
+
+////set rom access delay
+//  lrw     r1, 0xe00000
+//  lrw     r2, 0x7
+//  st.w    r2, (r1,0x0)
+
+////enable cache
+//  lrw     r1, 0xe000f000
+//  movi    r2, 0x2
+//  st.w    r2, (r1,0x0)
+//  lrw     r2, 0x29
+//  st.w    r2, (r1,0x4)
+//  movi    r2, 0x1
+//  st.w    r2, (r1,0x0)
+
+//disable power peak 
+  lrw     r1, 0xe000ef90
+  movi    r2, 0x0
+  st.w    r2, (r1, 0x0)
+
+
+
+//initialize kernel stack
+  lrw  r7, __kernel_stack
+  mov r14,r7
+  subi r6,r7,0x4
+
+  //lrw  r3, 0x40
+  lrw  r3, 0x04
+	
+  subu r4, r7, r3
+  lrw  r5, 0x0
+INIT_KERLE_STACK:
+  addi r4, 0x4
+  st.w r5, (r4)
+  //cmphs r7, r4
+  cmphs r6, r4
+  bt  INIT_KERLE_STACK
+        
+__to_main:
+  lrw r0,__main
+  jsr r0
+  mov r0, r0
+  mov r0, r0
+
+
+  
+  lrw r15, __exit
+  lrw r0,main
+  jmp r0
+  mov r0, r0
+  mov r0, r0
+  mov r0, r0
+  mov r0, r0
+  mov r0, r0
+
+.export __exit
+__exit:
+
+  lrw r4, 0x20003000
+  //lrw r5, 0x0
+  mov r5, r0
+  st.w r5, (r4)
+
+  mfcr r1, cr<0,0>
+  lrw  r1, 0xFFFF
+  mtcr r1, cr<11,0>
+  lrw     r1, 0xFFF
+  movi    r0, 0x0
+  st      r1, (r0)
+
+.export __fail
+__fail:
+  lrw  r1, 0xEEEE
+  mtcr r1, cr<11,0>
+  lrw     r1, 0xEEE
+  movi    r0, 0x0
+  st      r1, (r0)
+
+__dummy:
+  br      __fail
+
+.export DummyHandler
+DummyHandler:
+  br      __fail
+
+
+.data
+.align  10
+.long __start