projects / libsigrokdecode.git / blame
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|---|---|---|
| 6a44fc57 VPP |
1 | ## |
| 2 | ## This file is part of the libsigrokdecode project. | |
| 3 | ## | |
| 4 | ## Copyright (C) 2019 Vesa-Pekka Palmu <vpalmu@depili.fi> | |
| 5 | ## | |
| 6 | ## This program is free software; you can redistribute it and/or modify | |
| 7 | ## it under the terms of the GNU General Public License as published by | |
| 8 | ## the Free Software Foundation; either version 3 of the License, or | |
| 9 | ## (at your option) any later version. | |
| 10 | ## | |
| 11 | ## This program is distributed in the hope that it will be useful, | |
| 12 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | ## GNU General Public License for more details. | |
| 15 | ## | |
| 16 | ## You should have received a copy of the GNU General Public License | |
| 17 | ## along with this program; if not, see <http://www.gnu.org/licenses/>. | |
| 18 | ## | |
| 19 | ||
| 20 | import sigrokdecode as srd | |
| 21 | from math import ceil | |
| 64594a5f | 22 | from common.srdhelper import SrdIntEnum |
| 6a44fc57 VPP |
23 | from .lists import * |
| 24 | ||
| 25 | L = len(cmds) | |
| 26 | RX = 0 | |
| 27 | TX = 1 | |
| 6a44fc57 | 28 | |
| 64594a5f UH |
29 | Ann = SrdIntEnum.from_list('Ann', |
| 30 | [c[0] for c in cmds.values()] + ['BIT', 'FIELD', 'WARN']) | |
| 6a44fc57 VPP |
31 | |
| 32 | def cmd_annotation_classes(): | |
| 33 | return tuple([tuple([cmd[0].lower(), cmd[1]]) for cmd in cmds.values()]) | |
| 34 | ||
| 35 | class Decoder(srd.Decoder): | |
| 36 | api_version = 3 | |
| 37 | id = 'amulet_ascii' | |
| 38 | name = 'Amulet ASCII' | |
| 39 | longname = 'Amulet LCD ASCII' | |
| 40 | desc = 'Amulet Technologies LCD controller ASCII protocol.' | |
| 41 | license = 'gplv3+' | |
| 42 | inputs = ['uart'] | |
| 43 | outputs = [] | |
| 44 | tags = ['Display'] | |
| 45 | annotations = cmd_annotation_classes() + ( | |
| 46 | ('bit', 'Bit'), | |
| 47 | ('field', 'Field'), | |
| 48 | ('warning', 'Warning'), | |
| 49 | ) | |
| 50 | annotation_rows = ( | |
| 51 | ('bits', 'Bits', (L + 0,)), | |
| 52 | ('fields', 'Fields', (L + 1,)), | |
| 9916410b | 53 | ('commands', 'Commands', tuple(range(L))), |
| 6a44fc57 VPP |
54 | ('warnings', 'Warnings', (L + 2,)), |
| 55 | ) | |
| 56 | options = ( | |
| 57 | {'id': 'ms_chan', 'desc': 'Master -> slave channel', | |
| f57bde30 | 58 | 'default': 'RX', 'values': ('RX', 'TX')}, |
| 6a44fc57 | 59 | {'id': 'sm_chan', 'desc': 'Slave -> master channel', |
| f57bde30 | 60 | 'default': 'TX', 'values': ('RX', 'TX')}, |
| 6a44fc57 VPP |
61 | ) |
| 62 | ||
| 63 | def __init__(self): | |
| 64 | self.reset() | |
| 65 | ||
| 66 | def reset(self): | |
| 67 | self.state = None | |
| 68 | self.cmdstate = None | |
| 69 | ||
| 70 | # Build dict mapping command keys to handler functions. Each | |
| 71 | # command in 'cmds' (defined in lists.py) has a matching | |
| 72 | # handler self.handle_<shortname>. | |
| 73 | def get_handler(cmd): | |
| 74 | s = 'handle_%s' % cmds[cmd][0].lower().replace('/', '_') | |
| 75 | return getattr(self, s) | |
| 76 | self.cmd_handlers = dict((cmd, get_handler(cmd)) for cmd in cmds.keys()) | |
| 77 | ||
| 78 | def start(self): | |
| 79 | self.out_ann = self.register(srd.OUTPUT_ANN) | |
| 80 | ||
| 81 | def putx(self, data): | |
| 82 | # Simplification, most annotations span exactly one SPI byte/packet. | |
| 83 | self.put(self.ss, self.es, self.out_ann, data) | |
| 84 | ||
| 85 | def putf(self, data): | |
| 86 | self.put(self.ss_field, self.es_field, self.out_ann, data) | |
| 87 | ||
| 88 | def putc(self, data): | |
| 89 | self.put(self.ss_cmd, self.es_cmd, self.out_ann, data) | |
| 90 | ||
| 91 | def cmd_ann_list(self): | |
| 92 | x, s = cmds[self.state][0], cmds[self.state][1] | |
| 93 | return ['Command: %s (%s)' % (s, x), 'Command: %s' % s, | |
| 94 | 'Cmd: %s' % s, 'Cmd: %s' % x, x] | |
| 95 | ||
| 96 | def emit_cmd_byte(self): | |
| 97 | self.ss_cmd = self.ss | |
| 98 | self.putx([Ann.FIELD, self.cmd_ann_list()]) | |
| 99 | ||
| 100 | def emit_addr_bytes(self, pdata): | |
| 101 | if self.cmdstate == 2: | |
| 102 | self.ss_field = self.ss | |
| 103 | self.addr = chr(pdata) | |
| 0b137b0d UH |
104 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 105 | 'Addr high 0x%c' % pdata, 'Addr h 0x%c' % pdata]]) | |
| 6a44fc57 VPP |
106 | elif self.cmdstate == 3: |
| 107 | self.es_field = self.es | |
| 108 | self.addr += chr(pdata) | |
| 109 | self.addr = int(self.addr, 16) | |
| 0b137b0d UH |
110 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 111 | 'Addr low 0x%c' % pdata, 'Addr l 0x%c' % pdata]]) | |
| 6a44fc57 VPP |
112 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 113 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 114 | ||
| 115 | def emit_cmd_end(self, data): | |
| 116 | self.es_cmd = self.es | |
| 117 | self.putc(data) | |
| 118 | self.state = None | |
| 119 | ||
| 120 | def handle_read(self, data): | |
| 121 | if self.cmdstate == 1: | |
| 122 | self.emit_cmd_byte() | |
| 123 | self.addr = 0 | |
| 124 | elif self.cmdstate == 2: | |
| 125 | self.emit_addr_bytes(pdata) | |
| 126 | elif self.cmdstate == 3: | |
| 127 | self.emit_addr_bytes(pdata) | |
| 128 | self.cmdstate += 1 | |
| 129 | ||
| 130 | def handle_set_common(self, pdata): | |
| 131 | if self.cmdstate == 1: | |
| 132 | self.addr = 0 | |
| 133 | self.emit_addr_bytes(pdata) | |
| 134 | ||
| 135 | def emit_not_implemented(self, data): | |
| 136 | self.es_cmd = self.es | |
| 137 | self.putc([Ann.WARN, ['Command not decoded', 'Not decoded']]) | |
| 138 | self.emit_cmd_end(data) | |
| 139 | ||
| 140 | def handle_string(self, pdata, ann_class): | |
| 141 | # TODO: unicode / string modifiers... | |
| 142 | self.handle_set_common(pdata) | |
| 143 | if self.cmdstate == 4: | |
| 144 | self.ss_field = self.ss | |
| 145 | self.value = '' | |
| 146 | if pdata == 0x00: | |
| 147 | # Null terminated string ends. | |
| 148 | self.es_field = self.es | |
| 149 | self.putx([Ann.BIT, ['NULL']]) | |
| 0b137b0d UH |
150 | self.putf([Ann.FIELD, ['Value: %s' % self.value, |
| 151 | 'Val: %s' % self.value, '%s' % self.value]]) | |
| 6a44fc57 VPP |
152 | self.emit_cmd_end([ann_class, self.cmd_ann_list()]) |
| 153 | return | |
| 154 | if self.cmdstate > 3: | |
| 155 | self.value += chr(pdata) | |
| 0b137b0d | 156 | self.putx([Ann.BIT, ['%c' % pdata]]) |
| 6a44fc57 VPP |
157 | self.cmdstate += 1 |
| 158 | ||
| 159 | # Command handlers | |
| 160 | ||
| 161 | # Page change 0xA0, 0x02, index_high, index_low, checksum | |
| 162 | def handle_page(self, pdata): | |
| 163 | if self.cmdstate == 2: | |
| 164 | if pdata == 0x02: | |
| 165 | self.ss_field = self.ss_cmd | |
| 166 | self.es_field = self.es | |
| 167 | self.putf([Ann.FIELD, self.cmd_ann_list()]) | |
| 168 | self.checksum = 0xA0 + 0x02 | |
| 169 | else: | |
| 170 | self.putx([Ann.WARN, ['Illegal second byte for page change', | |
| 171 | 'Illegal byte']]) | |
| 172 | self.state = None | |
| 173 | elif self.cmdstate == 3: | |
| 174 | self.ss_field = self.ss | |
| 175 | self.checksum += pdata | |
| 176 | self.page[0] = pdata | |
| 177 | elif self.cmdstate == 4: | |
| 178 | self.checksum += pdata | |
| 179 | self.page[1] = pdata | |
| 180 | self.es_field = self.es | |
| 181 | if self.page[0] == self.page [1] == 0xFF: | |
| 182 | # Soft reset trigger | |
| 183 | self.putf(Ann.WARN, ['Soft reset', 'Reset']) | |
| 184 | else: | |
| 185 | page = chr(self.page[0]) + chr(self.page[1]) | |
| 0b137b0d UH |
186 | self.putf(Ann.FIELD, ['Page index: 0x%s' % page, |
| 187 | 'Page: 0x%s' % page, '0x%s' % page]) | |
| 6a44fc57 VPP |
188 | elif self.cmdstate == 5: |
| 189 | self.checksum += pdata | |
| 190 | if (self.checksum & 0xFF) != 0: | |
| 191 | self.putx([Ann.WARN, ['Checksum error', 'Error', 'ERR']]) | |
| 192 | else: | |
| 193 | self.putx([Ann.FIELD, ['Checksum OK', 'OK']]) | |
| 194 | self.emit_cmd_end(Ann.PAGE) | |
| 195 | self.cmdstate += 1 | |
| 196 | ||
| 197 | # Value reads: command byte, address high nibble, address low nibble | |
| 198 | ||
| 199 | # Get byte value | |
| 200 | def handle_gbv(self, pdata): | |
| 201 | self.handle_read(pdata) | |
| 202 | self.emit_cmd_end([Ann.GBV, self.cmd_ann_list()]) | |
| 203 | ||
| 204 | # Get word value | |
| 205 | def handle_gwv(self, pdata): | |
| 206 | self.handle_read(pdata) | |
| 207 | self.emit_cmd_end([Ann.GWV, self.cmd_ann_list()]) | |
| 208 | ||
| 209 | # Get string value | |
| 210 | def handle_gsv(self, pdata): | |
| 211 | self.handle_read(pdata) | |
| 212 | self.emit_cmd_end([Ann.GSV, self.cmd_ann_list()]) | |
| 213 | ||
| 214 | # Get label value | |
| 215 | def handle_glv(self, pdata): | |
| 216 | self.handle_read(pdata) | |
| 217 | self.emit_cmd_end([Ann.GLV, self.cmd_ann_list()]) | |
| 218 | ||
| 219 | # Get RPC buffer | |
| 220 | def handle_grpc(self, pdata): | |
| 221 | if self.cmdstate == 2: | |
| 222 | self.ss_field = self.ss | |
| 223 | self.flags = int(chr(pdata), 16) << 4 | |
| 224 | elif self.cmdstate == 3: | |
| 225 | self.flags += int(chr(pdata), 16) | |
| 226 | self.es_field = self.es | |
| 0b137b0d | 227 | self.putf([Ann.FIELD, ['RPC flag: 0x%02X' % self.flags]]) |
| 6a44fc57 VPP |
228 | self.emit_cmd_end([Ann.GRPC, self.cmd_ann_list()]) |
| 229 | ||
| 230 | # Get byte value array | |
| 231 | def handle_gbva(self, pdata): | |
| 232 | self.handle_read(pdata) | |
| 233 | self.emit_cmd_end([Ann.GBVA, self.cmd_ann_list()]) | |
| 234 | ||
| 235 | # Get word value array | |
| 236 | def handle_gwva(self, pdata): | |
| 237 | self.handle_read(pdata) | |
| 238 | self.emit_cmd_end([Ann.GWVA, self.cmd_ann_list()]) | |
| 239 | ||
| 240 | # Get color variable | |
| 241 | def handle_gcv(self, pdata): | |
| 242 | self.handle_read(pdata) | |
| 243 | self.emit_cmd_end([Ann.GCV, self.cmd_ann_list()]) | |
| 244 | ||
| 245 | # Value setters: command byte, address high nibble, address low nibble, data bytes | |
| 246 | ||
| 247 | # Set byte value data = high nibble, low nibble | |
| 248 | def handle_sbv(self, pdata): | |
| 249 | self.handle_set_common(pdata) | |
| 250 | if self.cmdstate == 4: | |
| 251 | self.ss_field = self.ss | |
| 252 | self.value = chr(pdata) | |
| 253 | elif self.cmdstate == 5: | |
| 254 | self.value += chr(pdata) | |
| 255 | self.es_field = self.es | |
| 256 | self.putf([Ann.FIELD, ['Value: 0x%s' % self.value, | |
| 257 | 'Val: 0x%s' % self.value, '0x%s' % self.value]]) | |
| 258 | self.emit_cmd_end([Ann.SBV, self.cmd_ann_list()]) | |
| 259 | self.cmdstate += 1 | |
| 260 | ||
| 261 | # Set word value, msb high, msb low, lsb high, lsb low | |
| 262 | def handle_swv(self, pdata): | |
| 263 | self.handle_set_common(pdata) | |
| 264 | if self.cmdstate > 3: | |
| 265 | nibble = self.cmdstate - 4 | |
| 266 | if nibble == 0: | |
| 267 | self.ss_field = self.ss | |
| 268 | self.value = 0 | |
| 269 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 270 | if nibble == 3: | |
| 271 | self.es_field = self.es | |
| 272 | self.putf([Ann.FIELD, ['Value: 0x%04x' % self.value, | |
| 273 | 'Val: 0x%04x' % self.value, '0x%04x' % self.value]]) | |
| 274 | self.emit_cmd_end([Ann.SWV, self.cmd_ann_list()]) | |
| 275 | return | |
| 276 | self.cmdstate += 1 | |
| 277 | ||
| 278 | # Set string value, null terminated utf8 strings | |
| 279 | def handle_ssv(self, pdata): | |
| 280 | self.handle_string(pdata, Ann.SSV) | |
| 281 | ||
| 282 | # Set byte value array | |
| 283 | def handle_sbva(self, pdata): | |
| 284 | nibble = (self.cmdstate - 3) % 2 | |
| 285 | if self.cmdstate == 2: | |
| 286 | self.addr = int(chr(pdata), 16) << 4 | |
| 287 | self.ss_field = self.ss | |
| 0b137b0d UH |
288 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 289 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
290 | elif self.cmdstate == 3: |
| 291 | self.addr += int(chr(pdata), 16) | |
| 292 | self.es_field = self.ss | |
| 0b137b0d UH |
293 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 294 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
295 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 296 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 297 | elif stage == 2: | |
| 298 | if pdata == 0x00: | |
| 299 | # Null terminated list | |
| 300 | self.emit_cmd_end([Ann.SBVA, self.cmd_ann_list()]) | |
| 301 | return | |
| 302 | self.value = int(chr(pdata), 16) << 4 | |
| 303 | else: | |
| 304 | self.value += int(chr(pdata), 16) | |
| 305 | self.es_field = self.es | |
| 0b137b0d UH |
306 | self.putf([Ann.FIELD, ['Value 0x%02X' % self.value, |
| 307 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
308 | self.cmdstate += 1 |
| 309 | ||
| 310 | # Set word value array | |
| 311 | def handle_swva(self, pdata): | |
| 312 | nibble = (self.cmdstate - 3) % 4 | |
| 313 | if self.cmdstate == 2: | |
| 314 | self.addr = int(chr(pdata), 16) << 4 | |
| 315 | self.ss_field = self.ss | |
| 0b137b0d UH |
316 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 317 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
318 | elif self.cmdstate == 3: |
| 319 | self.addr += int(chr(pdata), 16) | |
| 320 | self.es_field = self.ss | |
| 0b137b0d UH |
321 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 322 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
323 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 324 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 325 | self.value = 0 | |
| 326 | else: | |
| 327 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 328 | if nibble == 0: | |
| 329 | if pdata == 0x00: | |
| 330 | # Null terminated list | |
| 331 | self.emit_cmd_end([Ann.SWVA, self.cmd_ann_list()]) | |
| 332 | return | |
| 333 | self.ss_field = self.ss | |
| 334 | if nibble == 3: | |
| 335 | self.es_field = self.es | |
| 0b137b0d UH |
336 | self.putf([Ann.FIELD, ['Value 0x%04X' % self.value, |
| 337 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
338 | self.cmdstate += 1 |
| 339 | ||
| 340 | # Set color variable | |
| 341 | def handle_scv(self, pdata): | |
| 342 | if self.cmdstate == 8: | |
| 343 | self.emit_not_implemented([Ann.SCV, self.cmd_ann_list()]) | |
| 344 | self.cmdstate += 1 | |
| 345 | ||
| 346 | # RPC trigger | |
| 347 | def handle_rpc(self, pdata): | |
| 348 | self.handle_read(pdata) | |
| 349 | self.emit_cmd_end([Ann.RPC, self.cmd_ann_list()]) | |
| 350 | ||
| 351 | # Drawing | |
| 352 | ||
| 353 | # Decode pair of (x,y) 16bit coordinates | |
| 354 | def decode_coords(self, pdata): | |
| 355 | if self.cmdstate == 1: | |
| 356 | self.coords[0] = 0 | |
| 357 | self.coords[1] = 0 | |
| 358 | self.coords[2] = 0 | |
| 359 | self.coords[3] = 0 | |
| 360 | if self.cmdstate < 18: | |
| 361 | # Coordinates | |
| 362 | nibble = (self.cmdstate - 1) % 4 | |
| 363 | i = (self.cmdstate - 1) / 4 | |
| 364 | self.coords[i] += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 365 | if nibble == 0: | |
| 366 | self.ss_field = self.ss | |
| 367 | elif nibble == 3: | |
| 368 | self.es_field = self.es | |
| 0b137b0d UH |
369 | self.putf([Ann.FIELD, ['Coordinate 0x%04X' % self.coords[i]], |
| 370 | ['0x%04X' % self.coords[i]]]) | |
| 6a44fc57 VPP |
371 | |
| 372 | # TODO: There are actually two protocol revisions for drawing. | |
| 373 | # Both use 4 bytes for 16bit x and y pairs for start and end. | |
| 374 | # The older follows this by a pattern selector and then line weight. | |
| 375 | # Newer version has 6 bytes for 8bit RGB color... | |
| 376 | ||
| 377 | # Draw line | |
| 378 | def handle_line(self, pdata): | |
| 379 | decode_coords(pdata) | |
| 380 | if self.cmdstate == 18: | |
| 381 | self.es_cmd = self.es | |
| 382 | self.putc([Ann.LINE, self.cmd_ann_list()]) | |
| 383 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 384 | self.state = None | |
| 385 | self.cmdstate += 1 | |
| 386 | ||
| 387 | # Draw rectange | |
| 388 | def handle_rect(self, pdata): | |
| 389 | decode_coords(pdata) | |
| 390 | if self.cmdstate == 18: | |
| 391 | self.es_cmd = self.es | |
| 392 | self.putc([Ann.RECT, self.cmd_ann_list()]) | |
| 393 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 394 | self.state = None | |
| 395 | self.cmdstate += 1 | |
| 396 | ||
| 397 | # Draw filled rectangle | |
| 398 | def handle_frect(self, pdata): | |
| 399 | decode_coords(pdata) | |
| 400 | if self.cmdstate == 18: | |
| 401 | self.es_cmd = self.es | |
| 402 | self.putc([Ann.FRECT, self.cmd_ann_list()]) | |
| 403 | self.putc([Ann.WARN, ['Fill pattern / Color not implemented']]) | |
| 404 | self.state = None | |
| 405 | self.cmdstate += 1 | |
| 406 | ||
| 407 | # Draw pixel | |
| 408 | def handle_pixel(self, pdata): | |
| 409 | self.es_cmd = self.es | |
| 410 | self.putc([Ann.WARN, ['Draw pixel documentation is missing.', 'Undocumented']]) | |
| 411 | self.state = None | |
| 412 | ||
| 413 | # Replies | |
| 414 | def handle_gbvr(self, pdata): | |
| 415 | self.emit_add_bytes(pdata) | |
| 416 | if self.cmdstate == 4: | |
| 417 | self.ss_field = self.ss | |
| 418 | self.value = int(chr(pdata), 16) << 4 | |
| 0b137b0d | 419 | self.putx([Ann.BIT, ['High nibble 0x%s' % pdata, '0x%s' % pdata]]) |
| 6a44fc57 VPP |
420 | elif self.cmdstate == 5: |
| 421 | self.value += int(chr(pdata), 16) | |
| 0b137b0d | 422 | self.putx([Ann.BIT, ['Low nibble 0x%s' % pdata, '0x%s' % pdata]]) |
| 6a44fc57 | 423 | self.es_field = self.es |
| 0b137b0d UH |
424 | self.putf([Ann.FIELD, ['Value: 0x%02X' % self.value, |
| 425 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
426 | self.emit_cmd_end([Ann.GBVR, self.cmd_ann_list()]) |
| 427 | self.cmdstate += 1 | |
| 428 | ||
| 429 | def handle_gwvr(self, pdata): | |
| 430 | self.emit_add_bytes(pdata) | |
| 431 | if self.cmdstate > 3: | |
| 432 | nibble = self.cmdstate - 3 | |
| 433 | if nibble == 0: | |
| 434 | self.value = 0 | |
| 435 | self.ss_field = self.ss | |
| 436 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 0b137b0d | 437 | self.putx([Ann.BIT, ['0x%s' % pdata]]) |
| 6a44fc57 | 438 | if nibble == 3: |
| 0b137b0d UH |
439 | self.putf([Ann.FIELD, ['Value: 0x%04x' % self.value, |
| 440 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
441 | self.es_cmd = self.ss |
| 442 | self.emit_cmd_end([Ann.GWVR, self.cmd_ann_list()]) | |
| 443 | self.cmdstate += 1 | |
| 444 | ||
| 445 | def handle_gsvr(self, pdata): | |
| 446 | self.handle_string(pdata, Ann.GSVR) | |
| 447 | ||
| 448 | def handle_glvr(self, pdata): | |
| 449 | self.handle_string(pdata, Ann.GLVR) | |
| 450 | ||
| 451 | def handle_grpcr(self, pdata): | |
| 452 | self.handle_addr(pdata) | |
| 453 | if self.cmdstate > 3: | |
| 454 | nibble = (self.cmdstate - 3) % 2 | |
| 455 | if nibble == 0: | |
| 456 | if pdata == 0x00: | |
| 457 | self.emit_cmd_end([Ann.GRPCR, self.cmd_ann_list()]) | |
| 458 | return | |
| 459 | self.value = int(chr(pdata), 16) << 4 | |
| 460 | self.ss_field = self.ss | |
| 0b137b0d | 461 | self.putx([Ann.BIT, ['0x%s' % pdata]]) |
| 6a44fc57 VPP |
462 | if nibble == 2: |
| 463 | self.value += int(chr(pdata), 16) | |
| 464 | self.es_field = self.es | |
| 0b137b0d UH |
465 | self.putx([Ann.BIT, ['0x%s' % pdata]]) |
| 466 | self.putf([Ann.FIELD, ['0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
467 | self.cmdstate += 1 |
| 468 | ||
| 469 | def handle_sbvr(self, pdata): | |
| 470 | self.handle_set_common(pdata) | |
| 471 | if self.cmdstate == 4: | |
| 472 | self.ss_field = self.ss | |
| 473 | self.value = chr(pdata) | |
| 474 | elif self.cmdstate == 5: | |
| 475 | self.value += chr(pdata) | |
| 476 | self.es_field = self.es | |
| 477 | self.putf([Ann.FIELD, ['Value: 0x%s' % self.value, | |
| 478 | 'Val: 0x%s' % self.value, '0x%s' % self.value]]) | |
| 479 | self.emit_cmd_end([Ann.SBVR, self.cmd_ann_list()]) | |
| 480 | self.cmdstate += 1 | |
| 481 | ||
| 482 | def handle_swvr(self, pdata): | |
| 483 | self.handle_set_common(pdata) | |
| 484 | if self.cmdstate == 4: | |
| 485 | self.ss_field = self.ss | |
| 486 | self.value = (pdata - 0x30) << 4 | |
| 487 | elif self.cmdstate == 5: | |
| 488 | self.value += (pdata - 0x30) | |
| 489 | self.value = self.value << 8 | |
| 490 | elif self.cmdstate == 6: | |
| 491 | self.value += (pdata - 0x30) << 4 | |
| 492 | elif self.cmdstate == 7: | |
| 493 | self.value += (pdata - 0x30) | |
| 494 | self.es_field = self.es | |
| 495 | self.putf([Ann.FIELD, ['Value: 0x%04x' % self.value, | |
| 496 | 'Val: 0x%04x' % self.value, '0x%04x' % self.value]]) | |
| 497 | self.emit_cmd_end([Ann.SWVR, self.cmd_ann_list()]) | |
| 498 | self.state = None | |
| 499 | self.cmdstate += 1 | |
| 500 | ||
| 501 | def handle_ssvr(self, pdata): | |
| 502 | self.handle_string(pdata, Ann.SSVR) | |
| 503 | ||
| 504 | def handle_rpcr(self, pdata): | |
| 505 | self.handle_read(pdata) | |
| 506 | self.emit_cmd_end([Ann.RPCR, self.cmd_ann_list()]) | |
| 507 | ||
| 508 | def handle_liner(self, pdata): | |
| 509 | decode_coords(pdata) | |
| 510 | if self.cmdstate == 18: | |
| 511 | self.es_cmd = self.es | |
| 512 | self.putc([Ann.LINER, self.cmd_ann_list()]) | |
| 513 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 514 | self.state = None | |
| 515 | self.cmdstate += 1 | |
| 516 | ||
| 517 | def handle_rectr(self, pdata): | |
| 518 | decode_coords(pdata) | |
| 519 | if self.cmdstate == 18: | |
| 520 | self.es_cmd = self.es | |
| 521 | self.putc([Ann.RECTR, self.cmd_ann_list()]) | |
| 522 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 523 | self.state = None | |
| 524 | self.cmdstate += 1 | |
| 525 | ||
| 526 | def handle_frectr(self, pdata): | |
| 527 | decode_coords(pdata) | |
| 528 | if self.cmdstate == 18: | |
| 529 | self.es_cmd = self.es | |
| 530 | self.putc([Ann.FRECTR, self.cmd_ann_list()]) | |
| 531 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 532 | self.state = None | |
| 533 | self.cmdstate += 1 | |
| 534 | ||
| 535 | def handle_pixelr(self, pdata): | |
| 536 | self.es_cmd = self.es | |
| 537 | self.putc([Ann.WARN,['Draw pixel documentation is missing.', 'Undocumented']]) | |
| 538 | self.state = None | |
| 539 | ||
| 540 | def handle_gbvar(self, pdata): | |
| 541 | nibble = (self.cmdstate - 3) % 2 | |
| 542 | if self.cmdstate == 2: | |
| 543 | self.addr = int(chr(pdata), 16) << 4 | |
| 544 | self.ss_field = self.ss | |
| 0b137b0d UH |
545 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 546 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
547 | elif self.cmdstate == 3: |
| 548 | self.addr += int(chr(pdata), 16) | |
| 549 | self.es_field = self.ss | |
| 0b137b0d UH |
550 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 551 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
552 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 553 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 554 | elif stage == 2: | |
| 555 | if pdata == 0x00: | |
| 556 | # Null terminated list | |
| 557 | self.emit_cmd_end([Ann.GBVAR, self.cmd_ann_list()]) | |
| 558 | return | |
| 559 | self.value = int(chr(pdata), 16) << 4 | |
| 560 | else: | |
| 561 | self.value += int(chr(pdata), 16) | |
| 562 | self.es_field = self.es | |
| 0b137b0d UH |
563 | self.putf([Ann.FIELD, ['Value 0x%02X' % self.value, |
| 564 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
565 | self.cmdstate += 1 |
| 566 | ||
| 567 | def handle_gwvar(self, pdata): | |
| 568 | nibble = (self.cmdstate - 3) % 4 | |
| 569 | if self.cmdstate == 2: | |
| 570 | self.addr = int(chr(pdata), 16) << 4 | |
| 571 | self.ss_field = self.ss | |
| 0b137b0d UH |
572 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 573 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
574 | elif self.cmdstate == 3: |
| 575 | self.addr += int(chr(pdata), 16) | |
| 576 | self.es_field = self.ss | |
| 0b137b0d UH |
577 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 578 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
579 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 580 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 581 | self.value = 0 | |
| 582 | else: | |
| 583 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 584 | if nibble == 0: | |
| 585 | if pdata == 0x00: | |
| 586 | # Null terminated list | |
| 587 | self.emit_cmd_end([Ann.GWVAR, self.cmd_ann_list()]) | |
| 588 | return | |
| 589 | self.ss_field = self.ss | |
| 590 | if nibble == 3: | |
| 591 | self.es_field = self.es | |
| 0b137b0d UH |
592 | self.putf([Ann.FIELD, ['Value 0x%04X' % self.value, |
| 593 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
594 | self.cmdstate += 1 |
| 595 | ||
| 596 | # Get byte variable array reply | |
| 597 | def handle_sbvar(self, pdata): | |
| 598 | nibble = (self.cmdstate - 3) % 2 | |
| 599 | if self.cmdstate == 2: | |
| 600 | self.addr = int(chr(pdata), 16) << 4 | |
| 601 | self.ss_field = self.ss | |
| 0b137b0d UH |
602 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 603 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
604 | elif self.cmdstate == 3: |
| 605 | self.addr += int(chr(pdata), 16) | |
| 606 | self.es_field = self.ss | |
| 0b137b0d UH |
607 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 608 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
609 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 610 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 611 | elif stage == 2: | |
| 612 | if pdata == 0x00: | |
| 613 | # Null terminated list | |
| 614 | self.emit_cmd_end([Ann.SBVAR, self.cmd_ann_list()]) | |
| 615 | return | |
| 616 | self.value = int(chr(pdata), 16) << 4 | |
| 617 | else: | |
| 618 | self.value += int(chr(pdata), 16) | |
| 619 | self.es_field = self.es | |
| 0b137b0d UH |
620 | self.putf([Ann.FIELD, ['Value 0x%02X' % self.value, |
| 621 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
622 | self.cmdstate += 1 |
| 623 | ||
| 624 | # Set word variable array reply | |
| 625 | def handle_swvar(self, pdata): | |
| 626 | nibble = (self.cmdstate - 3) % 4 | |
| 627 | if self.cmdstate == 2: | |
| 628 | self.addr = int(chr(pdata), 16) << 4 | |
| 629 | self.ss_field = self.ss | |
| 0b137b0d UH |
630 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 631 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
632 | elif self.cmdstate == 3: |
| 633 | self.addr += int(chr(pdata), 16) | |
| 634 | self.es_field = self.ss | |
| 0b137b0d UH |
635 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 636 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
637 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 638 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 639 | self.value = 0 | |
| 640 | else: | |
| 641 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 642 | if nibble == 0: | |
| 643 | if pdata == 0x00: | |
| 644 | # Null terminated list | |
| 645 | self.emit_cmd_end([Ann.SWVAR, self.cmd_ann_list()]) | |
| 646 | return | |
| 647 | self.ss_field = self.ss | |
| 648 | if nibble == 3: | |
| 649 | self.es_field = self.es | |
| 0b137b0d UH |
650 | self.putf([Ann.FIELD, ['Value 0x%04X' % self.value, |
| 651 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
652 | self.cmdstate += 1 |
| 653 | ||
| 654 | def handle_gcvr(self, pdata): | |
| 655 | if self.cmdstate == 8: | |
| 656 | self.emit_not_implemented([Ann.SCV, self.cmd_ann_list()]) | |
| 657 | self.cmdstate += 1 | |
| 658 | ||
| 659 | def handle_scvr(self, pdata): | |
| 660 | if self.cmdstate == 8: | |
| 661 | self.emit_not_implemented([Ann.SCV, self.cmd_ann_list()]) | |
| 662 | self.cmdstate += 1 | |
| 663 | ||
| 664 | # ACK & NACK | |
| 665 | ||
| 666 | def handle_ack(self, pdata): | |
| 667 | self.putx([Ann.ACK, self.cmd_ann_list()]) | |
| 668 | self.state = None | |
| 669 | ||
| 670 | def handle_nack(self, pdata): | |
| 671 | self.putx([Ann.NACK, self.cmd_ann_list()]) | |
| 672 | self.state = None | |
| 673 | ||
| 674 | def decode(self, ss, es, data): | |
| 675 | ptype, rxtx, pdata = data | |
| 676 | ||
| 677 | self.ss, self.es = ss, es | |
| 678 | ||
| 679 | if ptype != 'DATA': | |
| 680 | return | |
| 681 | ||
| 682 | # Handle commands. | |
| 683 | try: | |
| 684 | abort_current = (0xD0 <= pdata[0] <= 0xF7) and \ | |
| 685 | (not (self.state in cmds_with_high_bytes)) and \ | |
| 686 | self.state != None | |
| 687 | if abort_current: | |
| 688 | self.putx([Ann.WARN, ['Command aborted by invalid byte', 'Abort']]) | |
| 689 | self.state = pdata[0] | |
| 690 | self.emit_cmd_byte() | |
| 691 | self.cmdstate = 1 | |
| 0b137b0d | 692 | if self.state is None: |
| 6a44fc57 VPP |
693 | self.state = pdata[0] |
| 694 | self.emit_cmd_byte() | |
| 695 | self.cmdstate = 1 | |
| 696 | self.cmd_handlers[self.state](pdata[0]) | |
| 697 | except KeyError: | |
| 698 | self.putx([Ann.WARN, ['Unknown command: 0x%02x' % pdata[0]]]) | |
| 699 | self.state = None |