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Commit | Line | Data |
---|---|---|
fecee241 L |
1 | \r |
2 | FALSE equ 0\r | |
3 | TRUE equ NOT FALSE\r | |
4 | \r | |
7d60b20b L |
5 | \r |
6 | DEBUG equ true\r | |
7 | \r | |
2fa1a706 L |
8 | banked equ true\r |
9 | \r | |
29605004 L |
10 | ;-----------------------------------------------------\r |
11 | ; CPU and BANKING types\r | |
12 | \r | |
a16ba2b0 | 13 | \r |
fecee241 L |
14 | CPU_Z180 equ TRUE\r |
15 | CPU_Z80 equ FALSE\r | |
16 | \r | |
17 | ROMSYS equ FALSE\r | |
a16ba2b0 | 18 | \r |
29605004 L |
19 | AVRCLK equ 18432 ;[KHz]\r |
20 | \r | |
fecee241 | 21 | if CPU_Z180\r |
29605004 L |
22 | \r |
23 | ;-----------------------------------------------------\r | |
24 | FOSC equ AVRCLK/2 ;Oscillator frequency [KHz]\r | |
25 | PHI equ FOSC*2 ;CPU frequency (clock doubler enabled)\r | |
a16ba2b0 | 26 | \r |
7d60b20b L |
27 | ;----------------------------------------------------------------------\r |
28 | ; Baudrate Generator for x16 clock mode:\r | |
29 | ; TC = (f PHI / (32 * baudrate)) - 2\r | |
30 | ;\r | |
31 | ; PHI [MHz]: 9.216 18.432\r | |
32 | ; baudrate TC TC\r | |
33 | ; ----------------------\r | |
34 | ; 115200 - 3\r | |
35 | ; 57600 3 8\r | |
36 | ; 38400 - 13\r | |
37 | ; 19200 13 28\r | |
38 | ; 9600 28 58\r | |
39 | \r | |
40 | \r | |
a16ba2b0 L |
41 | ;-----------------------------------------------------\r |
42 | ; Programmable Reload Timer (PRT)\r | |
43 | \r | |
44 | PRT_PRE equ 20 ;PRT prescaler\r | |
45 | \r | |
46 | ; Reload value for 10 ms Int. (0.1KHz):\r | |
47 | ; tc10ms = phi/prescale/0.1KHz = phi / (prescale/10)\r | |
48 | \r | |
49 | PRT_TC10MS equ PHI / (PRT_PRE/10)\r | |
50 | \r | |
51 | ;-----------------------------------------------------\r | |
52 | ; MMU\r | |
53 | \r | |
cdc4625b | 54 | COMMON_SIZE equ 16*1024 ;Common Area size in bytes\r |
fecee241 L |
55 | ;must be multiple of 4K\r |
56 | \r | |
2fa1a706 | 57 | if (COMMON_SIZE mod 1000h)\r |
fecee241 L |
58 | .printx COMMON_SIZE not multiple of 4K!\r |
59 | end ;stop assembly\r | |
60 | endif\r | |
61 | \r | |
62 | CSK equ COMMON_SIZE/1000h ;\r | |
63 | CA equ 10h - CSK ;common area start\r | |
64 | BA equ 0 ;banked area start\r | |
65 | \r | |
66 | SYS$CBR equ 0\r | |
e4c4b148 L |
67 | SYS$CBAR equ CA*16 + CA ;CBAR in system mode\r |
68 | USR$CBAR equ CA*16 + BA ;CBAR in user mode (CP/M)\r | |
a16ba2b0 L |
69 | \r |
70 | \r | |
71 | BANKS equ 18 ;max nr. of banks\r | |
72 | \r | |
73 | ;-----------------------------------------------------\r | |
74 | \r | |
75 | CREFSH equ 0 ;Refresh rate register (disable refresh)\r | |
76 | CWAITIO equ 3 shl IWI0 ;Max I/O Wait States, 0 Memory Wait States\r | |
e4c4b148 | 77 | PHI_X2 equ 0 ;set to M_X2CM to enable the clock doubler\r |
a16ba2b0 | 78 | \r |
fecee241 L |
79 | endif ;CPU_Z180\r |
80 | if CPU_Z80\r | |
29605004 L |
81 | \r |
82 | PHI equ AVRCLK/5 ;CPU frequency [KHz]\r | |
83 | BAUDCLCK equ AVRCLK/10 ;Baudrate clock [KHz]\r | |
84 | ;BDCLK16 equ\r | |
85 | \r | |
86 | SIOAD EQU 0bch\r | |
87 | SIOAC EQU 0bdh\r | |
88 | SIOBD EQU 0beh\r | |
89 | SIOBC EQU 0bfh\r | |
90 | \r | |
91 | CTC0 EQU 0f4h\r | |
92 | CTC1 EQU 0f5h\r | |
93 | CTC2 EQU 0f6h\r | |
94 | CTC3 EQU 0f7h\r | |
95 | \r | |
96 | ;\r | |
97 | ; Init Serial I/O for console input and output (SIO-A)\r | |
98 | ;\r | |
99 | ; Baudrate clock: 1843200 Hz (Bus connector pin A17)\r | |
100 | ;\r | |
101 | ; Baudrate Divider SIO CTC\r | |
102 | ; ---------------------------------\r | |
103 | ; 115200 16 16 1\r | |
104 | ; 57600 32 16 2\r | |
105 | ; 38400 48 16 3\r | |
106 | ; 19200 96 16 6\r | |
107 | ; 9600 192 16 12\r | |
108 | ; 4800 384 16 24\r | |
109 | ; 2400 768 16 48\r | |
110 | ; 1200 1536 16 96\r | |
111 | ; 600 3072 16 192\r | |
112 | ; 300 6144 64 92\r | |
113 | \r | |
fecee241 | 114 | endif ; CPU_Z80\r |
a16ba2b0 | 115 | \r |
fecee241 | 116 | if ROMSYS\r |
a16ba2b0 L |
117 | c$rom equ 0a5h\r |
118 | ROM_EN equ 0C0h\r | |
119 | ROM_DIS equ ROMEN+1\r | |
fecee241 | 120 | if CPU_Z180\r |
a16ba2b0 | 121 | CWAITROM equ 2 shl MWI0\r |
fecee241 L |
122 | endif\r |
123 | endif\r | |
a16ba2b0 L |
124 | \r |
125 | \r | |
cdc4625b | 126 | DDTZRSTVEC equ 030h ;DDTZ Restart vector (breakpoints)\r |
a16ba2b0 | 127 | \r |
cdc4625b L |
128 | INIDONE equ 03Fh ;CP/M skip hw init, if this address\r |
129 | INIDONEVAL equ 080h ; is set to this value.\r | |
a16ba2b0 | 130 | \r |
cdc4625b L |
131 | mtx.fifo_len equ 32 ;Message transfer fifos\r |
132 | mtx.fifo_id equ 0 ; This *must* have #0\r | |
e4c4b148 | 133 | mrx.fifo_len equ 32\r |
cdc4625b | 134 | mrx.fifo_id equ 1\r |
a16ba2b0 | 135 | \r |
e4c4b148 L |
136 | ci.fifo_len equ 32 ;AVRCON Character I/O via AVR\r |
137 | ci.fifo_id equ 2\r | |
138 | co.fifo_len equ 32\r | |
139 | co.fifo_id equ 3\r | |
a16ba2b0 | 140 | \r |
e4c4b148 L |
141 | s1.rx_len equ 128 ;Serial 1 (ASCI1) buffers\r |
142 | s1.rx_id equ 4 ;\r | |
143 | s1.tx_len equ 128 ;\r | |
144 | s1.tx_id equ 5 ;\r | |
a16ba2b0 | 145 | \r |
29605004 L |
146 | AVRINT5 equ 4Fh\r |
147 | AVRINT6 equ 5Fh\r | |
bad2d92d | 148 | ;PMSG equ 80h\r |
a16ba2b0 L |
149 | \r |
150 | ;-----------------------------------------------------\r | |
fecee241 | 151 | ; Definition of (logical) top 2 memory pages\r |
a16ba2b0 L |
152 | \r |
153 | sysram_start equ 0FE00h\r | |
154 | stacksize equ 80\r | |
155 | \r | |
156 | isvsw_loc equ 0FEE0h\r | |
157 | \r | |
158 | ivtab equ 0ffc0h ;int vector table\r | |
159 | iv2tab equ ivtab + 2*9\r | |
160 | \r | |
161 | \r | |
162 | \r | |
163 | ;-----------------------------------------------------\r | |
164 | \r | |
e4c4b148 | 165 | o.id equ -4\r |
a16ba2b0 L |
166 | o.mask equ -3\r |
167 | o.in_idx equ -2\r | |
168 | o.out_idx equ -1\r | |
815c1735 | 169 | \r |
a16ba2b0 L |
170 | .lall\r |
171 | \r | |
e4c4b148 L |
172 | mkbuf macro id,name,size\r |
173 | if ((size AND (size-1)) NE 0) OR (size GT 256)\r | |
a16ba2b0 L |
174 | .printx Error: buffer ^size must be power of 2 and in range 0..256!\r |
175 | name&.mask equ ;wrong size error\r | |
176 | else\r | |
e4c4b148 | 177 | db id\r |
815c1735 | 178 | ds 3\r |
a16ba2b0 L |
179 | name:: ds size\r |
180 | name&.mask equ low (size-1)\r | |
181 | if size ne 0\r | |
182 | name&.end equ $-1\r | |
183 | name&.len equ size\r | |
e4c4b148 | 184 | name&.id equ id\r |
a16ba2b0 L |
185 | endif\r |
186 | endif\r | |
187 | endm\r | |
188 | \r | |
189 | ;-----------------------------------------------------\r | |
190 | \r | |
815c1735 | 191 | inidat macro\r |
a16ba2b0 | 192 | cseg\r |
815c1735 | 193 | ??ps.a defl $\r |
a16ba2b0 L |
194 | endm\r |
195 | \r | |
196 | inidate macro\r | |
197 | ??ps.len defl $ - ??ps.a\r | |
198 | dseg\r | |
199 | ds ??ps.len\r | |
200 | endm\r |