root/branch/fichot/Emb_App/crt0mr.a30 @ 216
| 1 | jalaffon | ; ****************************************************************
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;
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; MR308 start up program for C language
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; COPYRIGHT(C) 2003 RENESAS TECHNOLOGY CORPORATION
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; AND RENESAS SOLUTIONS CORPORATION ALL RIGHTS RESERVED
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; MR308 V.1.10 Release 1
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;
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; ****************************************************************
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; "$Id: crt0mr.a30 318 2006-07-26 07:54:55Z inui $"
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;*A1* 2005-02-28 for ES
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;
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.LIST OFF
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.INCLUDE c_sec.inc
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.INCLUDE mr308.inc
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.INCLUDE sys_rom.inc
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.INCLUDE sys_ram.inc
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.LIST ON
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.GLB __SYS_INITIAL
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.GLB __END_INIT
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.GLB __init_sys,__init_tsk
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.IF M16C70!=0
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regoffset .EQU -0220H
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.ELSE
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regoffset .EQU 0
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.ENDIF
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;-----------------------------------------------------------------
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; SBDATA area definition
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;-----------------------------------------------------------------
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.GLB __SB__
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.SB __SB__
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;=================================================================
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; Initialize Macro declaration
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;-----------------------------------------------------------------
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N_BZERO .MACRO TOP_,SECT_
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MOV.B #00H, R0L
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MOV.L #TOP_, A1
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MOV.W #sizeof SECT_, R3
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SSTR.B
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.ENDM
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N_BCOPY .MACRO FROM_,TO_,SECT_
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MOV.L #FROM_,A0
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MOV.L #TO_,A1
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MOV.W #sizeof SECT_, R3
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SMOVF.B
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.ENDM
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BZERO .MACRO TOP_,SECT_
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.local _end, _loop
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MOV.L #TOP_, A1
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MOV.B #00H, R0L
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MOV.L #(sizeof SECT_ & 0FFFFFFH), R3R1
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XCHG.W R1,R3
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_loop:
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SSTR.B
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CMP.W #0,R1
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JEQ _end
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MOV.B R0L,[A1]
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ADD.L #1,A1
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MOV.W #0FFFFH,R3
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SUB.W #1,R1
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JMP _loop
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_end:
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.ENDM
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BCOPY .MACRO FROM_,TO_,SECT_
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.local _end, _loop
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MOV.L #FROM_,A0
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MOV.L #TO_,A1
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MOV.L #(sizeof SECT_ & 0FFFFFFH), R3R1
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XCHG.W R1,R3
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_loop:
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SMOVF.B
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CMP.W #0,R1
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JEQ _end
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MOV.B [A0],[A1]
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ADD.L #1,A1
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ADD.L #1,A0
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MOV.W #0FFFFH,R3
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SUB.W #1,R1
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JMP _loop
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_end:
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.ENDM
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;=================================================================
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; Interrupt section start
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;-----------------------------------------------------------------
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.SECTION MR_KERNEL,CODE,ALIGN
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;-----------------------------------------------------------------
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; after reset,this program will start
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;-----------------------------------------------------------------
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__SYS_INITIAL:
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LDC #__Sys_Sp,ISP ; set initial ISP
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MOV.B #2,0AH
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MOV.B #00,PMOD ; Set Processor Mode Register
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MOV.B #0,0AH
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LDC #0010H,FLG
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LDC #__SB__,SB
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LDC #0000H,FLG
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LDC #__Sys_Sp,FB
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LDC #__SB__,SB
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; +-----------------------------------------------------+
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; | ISSUE SYSTEM CALL DATA INITIALIZE |
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; +-----------------------------------------------------+
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; For PD308
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__INIT_ISSUE_SYSCALL
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;=================================================================
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; MR_RAM zero clear
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;--------------------------------------------------------
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N_BZERO MR_RAM_NE_top,MR_RAM_NE
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N_BZERO MR_RAM_NO_top,MR_RAM_NO
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BZERO MR_RAM_top,MR_RAM
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;=================================================================
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; NEAR area initialize.
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;--------------------------------------------------------
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; bss zero clear
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;--------------------------------------------------------
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N_BZERO bss_SE_top,bss_SE
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N_BZERO bss_SO_top,bss_SO
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N_BZERO bss_NE_top,bss_NE
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N_BZERO bss_NO_top,bss_NO
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;--------------------------------------------------------
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; initialize data section
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;--------------------------------------------------------
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N_BCOPY data_SEI_top,data_SE_top,data_SE
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N_BCOPY data_SOI_top,data_SO_top,data_SO
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N_BCOPY data_NEI_top,data_NE_top,data_NE
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N_BCOPY data_NOI_top,data_NO_top,data_NO
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;=================================================================
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; FAR area initialize.
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;--------------------------------------------------------
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; bss zero clear
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;--------------------------------------------------------
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BZERO bss_FE_top,bss_FE
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BZERO bss_FO_top,bss_FO
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;--------------------------------------------------------
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; Copy edata_E(O) section from edata_EI(OI) section
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;--------------------------------------------------------
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BCOPY data_FEI_top,data_FE_top,data_FE
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BCOPY data_FOI_top,data_FO_top,data_FO
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LDC #__Sys_Sp,SP
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LDC #__Sys_Sp,FB
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;-----------------------------------------------------------------
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; Set System IPL and Set Interrupt Vector
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;-----------------------------------------------------------------
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MOV.B #0,R0L
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MOV.B #__SYS_IPL,R0H
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LDC R0,FLG
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LDC #__INT_VECTOR,INTB
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; +-----------------------------------------------------+
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; | System timer interrupt setting |
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; +-----------------------------------------------------+
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.IF USE_TIMER
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MOV.B #stmr_mod_val,stmr_mod_reg+regoffset ; set timer mode
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MOV.W #stmr_cnt,stmr_ctr_reg+regoffset ; set interval count
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MOV.B #stmr_int_IPL,stmr_int_reg ; set timer IPL
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OR.B #stmr_bit+1,stmr_start+regoffset ; system timer start
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.ENDIF
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; +-----------------------------------------------------+
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; | System timer initialize |
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; +-----------------------------------------------------+
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.IF USE_SYSTEM_TIME
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MOV.W #__D_Sys_TIME_L,__Sys_time+4
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MOV.W #__D_Sys_TIME_M,__Sys_time+2
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MOV.W #__D_Sys_TIME_H,__Sys_time
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.ENDIF
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; +-----------------------------------------------------+
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; | User Initial Routine ( if there are ) |
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; +-----------------------------------------------------+
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; Initialize standard I/O
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.GLB __init
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; JSR.A __init
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; +-----------------------------------------------------+
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; | Initalization of System Data Area |
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; +-----------------------------------------------------+
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JSR.W __init_sys
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JSR.W __init_tsk
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.IF __MR_TIMEOUT
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.GLB __init_tout
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JSR.W __init_tout
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.ENDIF
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.IF __NUM_FLG
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.GLB __init_flg
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JSR.W __init_flg
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.ENDIF
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.IF __NUM_SEM
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.GLB __init_sem
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JSR.W __init_sem
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.ENDIF
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.IF __NUM_DTQ
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.GLB __init_dtq
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JSR.W __init_dtq
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.ENDIF
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.IF __NUM_VDTQ ;*A1*
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.GLB __init_vdtq
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JSR.W __init_vdtq
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.ENDIF
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.IF __NUM_MBX
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.GLB __init_mbx
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JSR.W __init_mbx
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.ENDIF
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.IF ALARM_HANDLER
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.GLB __init_alh
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JSR.W __init_alh
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.ENDIF
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.IF CYCLIC_HANDLER
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.GLB __init_cyh
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JSR.W __init_cyh
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.ENDIF
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.IF __NUM_MPF ;*A1*
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; Fixed Memory Pool
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.GLB __init_mpf
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JSR.W __init_mpf
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.ENDIF
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.IF __NUM_MPL ;*A1*
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; Variable Memory Pool
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.GLB __init_mpl
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JSR.W __init_mpl
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.ENDIF
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; For PD308
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__LAST_INITIAL
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__END_INIT:
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; +-----------------------------------------------------+
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; | Start initial active task |
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; +-----------------------------------------------------+
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__START_TASK
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.GLB __rdyq_search
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JMP.W __rdyq_search
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; +---------------------------------------------+
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; | Define Dummy |
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; +---------------------------------------------+
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.GLB __SYS_DMY_INH
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__SYS_DMY_INH:
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REIT
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.IF CUSTOM_SYS_END
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; +---------------------------------------------+
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; | Syscall exit rouitne to customize
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; +---------------------------------------------+
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.GLB __sys_end
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__sys_end:
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; Customize here.
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REIT
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.ENDIF
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; +---------------------------------------------+
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; | exit() function |
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; +---------------------------------------------+
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.GLB _exit,$exit
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_exit:
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$exit:
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JMP _exit
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.IF USE_TIMER
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; +---------------------------------------------+
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; | System clock interrupt handler |
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; +---------------------------------------------+
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.GLB __SYS_STMR_INH
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.ALIGN
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__SYS_STMR_INH:
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; process issue system call
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; For PD308
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__ISSUE_SYSCALL
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; System timer interrupt handler
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_STMR_hdr
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ret_int
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.ENDIF
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.END
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; ****************************************************************
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; COPYRIGHT(C) 2003 RENESAS TECHNOLOGY CORPORATION
|
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; AND RENESAS SOLUTIONS CORPORATION ALL RIGHTS RESERVED
|
|||
; ****************************************************************
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