Renesas 70 - Manual (Page 96)

Chapter 5 Detailed Applications
- 86 -
73
74
MOV.L #FROM_,A0
75 MOV.L #TO_,A1
76
MOV.L #(sizeof SECT_ & 0FFFFFFH), R3R1
77 XCHG.W R1,R3
78
_loop:
79 SMOVF.B
80 CMP.W #0,R1
81
JEQ _end
82 MOV.B [A0],[A1]
83
ADD.L #1,A1
84 ADD.L #1,A0
85
MOV.W #0FFFFH,R3
86 SUB.W #1,R1
87
JMP _loop
88
_end:
89 .ENDM
90
91 ;=================================================================
92
; Interrupt section start
93 ;-----------------------------------------------------------------
94
.SECTION MR_KERNEL,CODE,ALIGN
95
96 ;-----------------------------------------------------------------
97
; after reset,this program will start
98 ;-----------------------------------------------------------------
99
__SYS_INITIAL:
100 LDC #__Sys_Sp,ISP ; set initial ISP
101
102
MOV.B #2,0AH
103 MOV.B #00,PMOD ; Set Processor Mode Register
104
MOV.B #0,0AH
105 LDC #0010H,FLG
106
LDC #__SB__,SB
107 LDC #0000H,FLG
108
LDC #__Sys_Sp,FB
109
LDC #__SB__,SB
110
111
; +-----------------------------------------------------+
112 ; | ISSUE SYSTEM CALL DATA INITIALIZE |
113
; +-----------------------------------------------------+
114 ; For PD308
115
__INIT_ISSUE_SYSCALL
116
117 ;=================================================================
118
; MR_RAM zero clear
119 ;--------------------------------------------------------
120
N_BZERO MR_RAM_NE_top,MR_RAM_NE
121 N_BZERO MR_RAM_NO_top,MR_RAM_NO
122
BZERO MR_RAM_top,MR_RAM
123
124 ;=================================================================
125
; NEAR area initialize.
126 ;--------------------------------------------------------
127
; bss zero clear
128 ;--------------------------------------------------------
129
N_BZERO bss_SE_top,bss_SE
130 N_BZERO bss_SO_top,bss_SO
131
132
N_BZERO bss_NE_top,bss_NE
133 N_BZERO bss_NO_top,bss_NO
134
135 ;--------------------------------------------------------
136
; initialize data section
137 ;--------------------------------------------------------
138 N_BCOPY data_SEI_top,data_SE_top,data_SE
139
N_BCOPY data_SOI_top,data_SO_top,data_SO
140 N_BCOPY data_NEI_top,data_NE_top,data_NE
141
N_BCOPY data_NOI_top,data_NO_top,data_NO
142
143
;=================================================================
144 ; FAR area initialize.
145 ;--------------------------------------------------------
146
; bss zero clear
147 ;--------------------------------------------------------
148
BZERO bss_FE_top,bss_FE
149 BZERO bss_FO_top,bss_FO
150
151 ;--------------------------------------------------------
152 ; Copy edata_E(O) section from edata_EI(OI) section