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 | |
| 22 | from .lists import * | |
| 23 | ||
| 24 | L = len(cmds) | |
| 25 | RX = 0 | |
| 26 | TX = 1 | |
| 6a44fc57 VPP |
27 | |
| 28 | # Don't forget to keep this in sync with 'cmds' is lists.py. | |
| 29 | class Ann: | |
| 30 | PAGE, GBV, GWV, GSV, GLV, GRPC, SBV, SWV, SSV, RPC, LINE, RECT, FRECT, \ | |
| 31 | PIXEL, GBVA, GWVA, SBVA, GBVR, GWVR, GSVR, GLVR, GRPCR, SBVR, SWVR, SSVR, \ | |
| 32 | RPCR, LINER, RECTR, FRECTR, PIXELR, GBVAR, GWVAR, SBVAR, ACK, NACK, SWVA, \ | |
| 33 | SWVAR, GCV, GCVR, SCV, SCVR, BIT, FIELD, WARN = range(L + 3) | |
| 34 | ||
| 35 | def cmd_annotation_classes(): | |
| 36 | return tuple([tuple([cmd[0].lower(), cmd[1]]) for cmd in cmds.values()]) | |
| 37 | ||
| 38 | class Decoder(srd.Decoder): | |
| 39 | api_version = 3 | |
| 40 | id = 'amulet_ascii' | |
| 41 | name = 'Amulet ASCII' | |
| 42 | longname = 'Amulet LCD ASCII' | |
| 43 | desc = 'Amulet Technologies LCD controller ASCII protocol.' | |
| 44 | license = 'gplv3+' | |
| 45 | inputs = ['uart'] | |
| 46 | outputs = [] | |
| 47 | tags = ['Display'] | |
| 48 | annotations = cmd_annotation_classes() + ( | |
| 49 | ('bit', 'Bit'), | |
| 50 | ('field', 'Field'), | |
| 51 | ('warning', 'Warning'), | |
| 52 | ) | |
| 53 | annotation_rows = ( | |
| 54 | ('bits', 'Bits', (L + 0,)), | |
| 55 | ('fields', 'Fields', (L + 1,)), | |
| 9916410b | 56 | ('commands', 'Commands', tuple(range(L))), |
| 6a44fc57 VPP |
57 | ('warnings', 'Warnings', (L + 2,)), |
| 58 | ) | |
| 59 | options = ( | |
| 60 | {'id': 'ms_chan', 'desc': 'Master -> slave channel', | |
| f57bde30 | 61 | 'default': 'RX', 'values': ('RX', 'TX')}, |
| 6a44fc57 | 62 | {'id': 'sm_chan', 'desc': 'Slave -> master channel', |
| f57bde30 | 63 | 'default': 'TX', 'values': ('RX', 'TX')}, |
| 6a44fc57 VPP |
64 | ) |
| 65 | ||
| 66 | def __init__(self): | |
| 67 | self.reset() | |
| 68 | ||
| 69 | def reset(self): | |
| 70 | self.state = None | |
| 71 | self.cmdstate = None | |
| 72 | ||
| 73 | # Build dict mapping command keys to handler functions. Each | |
| 74 | # command in 'cmds' (defined in lists.py) has a matching | |
| 75 | # handler self.handle_<shortname>. | |
| 76 | def get_handler(cmd): | |
| 77 | s = 'handle_%s' % cmds[cmd][0].lower().replace('/', '_') | |
| 78 | return getattr(self, s) | |
| 79 | self.cmd_handlers = dict((cmd, get_handler(cmd)) for cmd in cmds.keys()) | |
| 80 | ||
| 81 | def start(self): | |
| 82 | self.out_ann = self.register(srd.OUTPUT_ANN) | |
| 83 | ||
| 84 | def putx(self, data): | |
| 85 | # Simplification, most annotations span exactly one SPI byte/packet. | |
| 86 | self.put(self.ss, self.es, self.out_ann, data) | |
| 87 | ||
| 88 | def putf(self, data): | |
| 89 | self.put(self.ss_field, self.es_field, self.out_ann, data) | |
| 90 | ||
| 91 | def putc(self, data): | |
| 92 | self.put(self.ss_cmd, self.es_cmd, self.out_ann, data) | |
| 93 | ||
| 94 | def cmd_ann_list(self): | |
| 95 | x, s = cmds[self.state][0], cmds[self.state][1] | |
| 96 | return ['Command: %s (%s)' % (s, x), 'Command: %s' % s, | |
| 97 | 'Cmd: %s' % s, 'Cmd: %s' % x, x] | |
| 98 | ||
| 99 | def emit_cmd_byte(self): | |
| 100 | self.ss_cmd = self.ss | |
| 101 | self.putx([Ann.FIELD, self.cmd_ann_list()]) | |
| 102 | ||
| 103 | def emit_addr_bytes(self, pdata): | |
| 104 | if self.cmdstate == 2: | |
| 105 | self.ss_field = self.ss | |
| 106 | self.addr = chr(pdata) | |
| 0b137b0d UH |
107 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 108 | 'Addr high 0x%c' % pdata, 'Addr h 0x%c' % pdata]]) | |
| 6a44fc57 VPP |
109 | elif self.cmdstate == 3: |
| 110 | self.es_field = self.es | |
| 111 | self.addr += chr(pdata) | |
| 112 | self.addr = int(self.addr, 16) | |
| 0b137b0d UH |
113 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 114 | 'Addr low 0x%c' % pdata, 'Addr l 0x%c' % pdata]]) | |
| 6a44fc57 VPP |
115 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 116 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 117 | ||
| 118 | def emit_cmd_end(self, data): | |
| 119 | self.es_cmd = self.es | |
| 120 | self.putc(data) | |
| 121 | self.state = None | |
| 122 | ||
| 123 | def handle_read(self, data): | |
| 124 | if self.cmdstate == 1: | |
| 125 | self.emit_cmd_byte() | |
| 126 | self.addr = 0 | |
| 127 | elif self.cmdstate == 2: | |
| 128 | self.emit_addr_bytes(pdata) | |
| 129 | elif self.cmdstate == 3: | |
| 130 | self.emit_addr_bytes(pdata) | |
| 131 | self.cmdstate += 1 | |
| 132 | ||
| 133 | def handle_set_common(self, pdata): | |
| 134 | if self.cmdstate == 1: | |
| 135 | self.addr = 0 | |
| 136 | self.emit_addr_bytes(pdata) | |
| 137 | ||
| 138 | def emit_not_implemented(self, data): | |
| 139 | self.es_cmd = self.es | |
| 140 | self.putc([Ann.WARN, ['Command not decoded', 'Not decoded']]) | |
| 141 | self.emit_cmd_end(data) | |
| 142 | ||
| 143 | def handle_string(self, pdata, ann_class): | |
| 144 | # TODO: unicode / string modifiers... | |
| 145 | self.handle_set_common(pdata) | |
| 146 | if self.cmdstate == 4: | |
| 147 | self.ss_field = self.ss | |
| 148 | self.value = '' | |
| 149 | if pdata == 0x00: | |
| 150 | # Null terminated string ends. | |
| 151 | self.es_field = self.es | |
| 152 | self.putx([Ann.BIT, ['NULL']]) | |
| 0b137b0d UH |
153 | self.putf([Ann.FIELD, ['Value: %s' % self.value, |
| 154 | 'Val: %s' % self.value, '%s' % self.value]]) | |
| 6a44fc57 VPP |
155 | self.emit_cmd_end([ann_class, self.cmd_ann_list()]) |
| 156 | return | |
| 157 | if self.cmdstate > 3: | |
| 158 | self.value += chr(pdata) | |
| 0b137b0d | 159 | self.putx([Ann.BIT, ['%c' % pdata]]) |
| 6a44fc57 VPP |
160 | self.cmdstate += 1 |
| 161 | ||
| 162 | # Command handlers | |
| 163 | ||
| 164 | # Page change 0xA0, 0x02, index_high, index_low, checksum | |
| 165 | def handle_page(self, pdata): | |
| 166 | if self.cmdstate == 2: | |
| 167 | if pdata == 0x02: | |
| 168 | self.ss_field = self.ss_cmd | |
| 169 | self.es_field = self.es | |
| 170 | self.putf([Ann.FIELD, self.cmd_ann_list()]) | |
| 171 | self.checksum = 0xA0 + 0x02 | |
| 172 | else: | |
| 173 | self.putx([Ann.WARN, ['Illegal second byte for page change', | |
| 174 | 'Illegal byte']]) | |
| 175 | self.state = None | |
| 176 | elif self.cmdstate == 3: | |
| 177 | self.ss_field = self.ss | |
| 178 | self.checksum += pdata | |
| 179 | self.page[0] = pdata | |
| 180 | elif self.cmdstate == 4: | |
| 181 | self.checksum += pdata | |
| 182 | self.page[1] = pdata | |
| 183 | self.es_field = self.es | |
| 184 | if self.page[0] == self.page [1] == 0xFF: | |
| 185 | # Soft reset trigger | |
| 186 | self.putf(Ann.WARN, ['Soft reset', 'Reset']) | |
| 187 | else: | |
| 188 | page = chr(self.page[0]) + chr(self.page[1]) | |
| 0b137b0d UH |
189 | self.putf(Ann.FIELD, ['Page index: 0x%s' % page, |
| 190 | 'Page: 0x%s' % page, '0x%s' % page]) | |
| 6a44fc57 VPP |
191 | elif self.cmdstate == 5: |
| 192 | self.checksum += pdata | |
| 193 | if (self.checksum & 0xFF) != 0: | |
| 194 | self.putx([Ann.WARN, ['Checksum error', 'Error', 'ERR']]) | |
| 195 | else: | |
| 196 | self.putx([Ann.FIELD, ['Checksum OK', 'OK']]) | |
| 197 | self.emit_cmd_end(Ann.PAGE) | |
| 198 | self.cmdstate += 1 | |
| 199 | ||
| 200 | # Value reads: command byte, address high nibble, address low nibble | |
| 201 | ||
| 202 | # Get byte value | |
| 203 | def handle_gbv(self, pdata): | |
| 204 | self.handle_read(pdata) | |
| 205 | self.emit_cmd_end([Ann.GBV, self.cmd_ann_list()]) | |
| 206 | ||
| 207 | # Get word value | |
| 208 | def handle_gwv(self, pdata): | |
| 209 | self.handle_read(pdata) | |
| 210 | self.emit_cmd_end([Ann.GWV, self.cmd_ann_list()]) | |
| 211 | ||
| 212 | # Get string value | |
| 213 | def handle_gsv(self, pdata): | |
| 214 | self.handle_read(pdata) | |
| 215 | self.emit_cmd_end([Ann.GSV, self.cmd_ann_list()]) | |
| 216 | ||
| 217 | # Get label value | |
| 218 | def handle_glv(self, pdata): | |
| 219 | self.handle_read(pdata) | |
| 220 | self.emit_cmd_end([Ann.GLV, self.cmd_ann_list()]) | |
| 221 | ||
| 222 | # Get RPC buffer | |
| 223 | def handle_grpc(self, pdata): | |
| 224 | if self.cmdstate == 2: | |
| 225 | self.ss_field = self.ss | |
| 226 | self.flags = int(chr(pdata), 16) << 4 | |
| 227 | elif self.cmdstate == 3: | |
| 228 | self.flags += int(chr(pdata), 16) | |
| 229 | self.es_field = self.es | |
| 0b137b0d | 230 | self.putf([Ann.FIELD, ['RPC flag: 0x%02X' % self.flags]]) |
| 6a44fc57 VPP |
231 | self.emit_cmd_end([Ann.GRPC, self.cmd_ann_list()]) |
| 232 | ||
| 233 | # Get byte value array | |
| 234 | def handle_gbva(self, pdata): | |
| 235 | self.handle_read(pdata) | |
| 236 | self.emit_cmd_end([Ann.GBVA, self.cmd_ann_list()]) | |
| 237 | ||
| 238 | # Get word value array | |
| 239 | def handle_gwva(self, pdata): | |
| 240 | self.handle_read(pdata) | |
| 241 | self.emit_cmd_end([Ann.GWVA, self.cmd_ann_list()]) | |
| 242 | ||
| 243 | # Get color variable | |
| 244 | def handle_gcv(self, pdata): | |
| 245 | self.handle_read(pdata) | |
| 246 | self.emit_cmd_end([Ann.GCV, self.cmd_ann_list()]) | |
| 247 | ||
| 248 | # Value setters: command byte, address high nibble, address low nibble, data bytes | |
| 249 | ||
| 250 | # Set byte value data = high nibble, low nibble | |
| 251 | def handle_sbv(self, pdata): | |
| 252 | self.handle_set_common(pdata) | |
| 253 | if self.cmdstate == 4: | |
| 254 | self.ss_field = self.ss | |
| 255 | self.value = chr(pdata) | |
| 256 | elif self.cmdstate == 5: | |
| 257 | self.value += chr(pdata) | |
| 258 | self.es_field = self.es | |
| 259 | self.putf([Ann.FIELD, ['Value: 0x%s' % self.value, | |
| 260 | 'Val: 0x%s' % self.value, '0x%s' % self.value]]) | |
| 261 | self.emit_cmd_end([Ann.SBV, self.cmd_ann_list()]) | |
| 262 | self.cmdstate += 1 | |
| 263 | ||
| 264 | # Set word value, msb high, msb low, lsb high, lsb low | |
| 265 | def handle_swv(self, pdata): | |
| 266 | self.handle_set_common(pdata) | |
| 267 | if self.cmdstate > 3: | |
| 268 | nibble = self.cmdstate - 4 | |
| 269 | if nibble == 0: | |
| 270 | self.ss_field = self.ss | |
| 271 | self.value = 0 | |
| 272 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 273 | if nibble == 3: | |
| 274 | self.es_field = self.es | |
| 275 | self.putf([Ann.FIELD, ['Value: 0x%04x' % self.value, | |
| 276 | 'Val: 0x%04x' % self.value, '0x%04x' % self.value]]) | |
| 277 | self.emit_cmd_end([Ann.SWV, self.cmd_ann_list()]) | |
| 278 | return | |
| 279 | self.cmdstate += 1 | |
| 280 | ||
| 281 | # Set string value, null terminated utf8 strings | |
| 282 | def handle_ssv(self, pdata): | |
| 283 | self.handle_string(pdata, Ann.SSV) | |
| 284 | ||
| 285 | # Set byte value array | |
| 286 | def handle_sbva(self, pdata): | |
| 287 | nibble = (self.cmdstate - 3) % 2 | |
| 288 | if self.cmdstate == 2: | |
| 289 | self.addr = int(chr(pdata), 16) << 4 | |
| 290 | self.ss_field = self.ss | |
| 0b137b0d UH |
291 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 292 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
293 | elif self.cmdstate == 3: |
| 294 | self.addr += int(chr(pdata), 16) | |
| 295 | self.es_field = self.ss | |
| 0b137b0d UH |
296 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 297 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
298 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 299 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 300 | elif stage == 2: | |
| 301 | if pdata == 0x00: | |
| 302 | # Null terminated list | |
| 303 | self.emit_cmd_end([Ann.SBVA, self.cmd_ann_list()]) | |
| 304 | return | |
| 305 | self.value = int(chr(pdata), 16) << 4 | |
| 306 | else: | |
| 307 | self.value += int(chr(pdata), 16) | |
| 308 | self.es_field = self.es | |
| 0b137b0d UH |
309 | self.putf([Ann.FIELD, ['Value 0x%02X' % self.value, |
| 310 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
311 | self.cmdstate += 1 |
| 312 | ||
| 313 | # Set word value array | |
| 314 | def handle_swva(self, pdata): | |
| 315 | nibble = (self.cmdstate - 3) % 4 | |
| 316 | if self.cmdstate == 2: | |
| 317 | self.addr = int(chr(pdata), 16) << 4 | |
| 318 | self.ss_field = self.ss | |
| 0b137b0d UH |
319 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 320 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
321 | elif self.cmdstate == 3: |
| 322 | self.addr += int(chr(pdata), 16) | |
| 323 | self.es_field = self.ss | |
| 0b137b0d UH |
324 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 325 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
326 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 327 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 328 | self.value = 0 | |
| 329 | else: | |
| 330 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 331 | if nibble == 0: | |
| 332 | if pdata == 0x00: | |
| 333 | # Null terminated list | |
| 334 | self.emit_cmd_end([Ann.SWVA, self.cmd_ann_list()]) | |
| 335 | return | |
| 336 | self.ss_field = self.ss | |
| 337 | if nibble == 3: | |
| 338 | self.es_field = self.es | |
| 0b137b0d UH |
339 | self.putf([Ann.FIELD, ['Value 0x%04X' % self.value, |
| 340 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
341 | self.cmdstate += 1 |
| 342 | ||
| 343 | # Set color variable | |
| 344 | def handle_scv(self, pdata): | |
| 345 | if self.cmdstate == 8: | |
| 346 | self.emit_not_implemented([Ann.SCV, self.cmd_ann_list()]) | |
| 347 | self.cmdstate += 1 | |
| 348 | ||
| 349 | # RPC trigger | |
| 350 | def handle_rpc(self, pdata): | |
| 351 | self.handle_read(pdata) | |
| 352 | self.emit_cmd_end([Ann.RPC, self.cmd_ann_list()]) | |
| 353 | ||
| 354 | # Drawing | |
| 355 | ||
| 356 | # Decode pair of (x,y) 16bit coordinates | |
| 357 | def decode_coords(self, pdata): | |
| 358 | if self.cmdstate == 1: | |
| 359 | self.coords[0] = 0 | |
| 360 | self.coords[1] = 0 | |
| 361 | self.coords[2] = 0 | |
| 362 | self.coords[3] = 0 | |
| 363 | if self.cmdstate < 18: | |
| 364 | # Coordinates | |
| 365 | nibble = (self.cmdstate - 1) % 4 | |
| 366 | i = (self.cmdstate - 1) / 4 | |
| 367 | self.coords[i] += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 368 | if nibble == 0: | |
| 369 | self.ss_field = self.ss | |
| 370 | elif nibble == 3: | |
| 371 | self.es_field = self.es | |
| 0b137b0d UH |
372 | self.putf([Ann.FIELD, ['Coordinate 0x%04X' % self.coords[i]], |
| 373 | ['0x%04X' % self.coords[i]]]) | |
| 6a44fc57 VPP |
374 | |
| 375 | # TODO: There are actually two protocol revisions for drawing. | |
| 376 | # Both use 4 bytes for 16bit x and y pairs for start and end. | |
| 377 | # The older follows this by a pattern selector and then line weight. | |
| 378 | # Newer version has 6 bytes for 8bit RGB color... | |
| 379 | ||
| 380 | # Draw line | |
| 381 | def handle_line(self, pdata): | |
| 382 | decode_coords(pdata) | |
| 383 | if self.cmdstate == 18: | |
| 384 | self.es_cmd = self.es | |
| 385 | self.putc([Ann.LINE, self.cmd_ann_list()]) | |
| 386 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 387 | self.state = None | |
| 388 | self.cmdstate += 1 | |
| 389 | ||
| 390 | # Draw rectange | |
| 391 | def handle_rect(self, pdata): | |
| 392 | decode_coords(pdata) | |
| 393 | if self.cmdstate == 18: | |
| 394 | self.es_cmd = self.es | |
| 395 | self.putc([Ann.RECT, self.cmd_ann_list()]) | |
| 396 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 397 | self.state = None | |
| 398 | self.cmdstate += 1 | |
| 399 | ||
| 400 | # Draw filled rectangle | |
| 401 | def handle_frect(self, pdata): | |
| 402 | decode_coords(pdata) | |
| 403 | if self.cmdstate == 18: | |
| 404 | self.es_cmd = self.es | |
| 405 | self.putc([Ann.FRECT, self.cmd_ann_list()]) | |
| 406 | self.putc([Ann.WARN, ['Fill pattern / Color not implemented']]) | |
| 407 | self.state = None | |
| 408 | self.cmdstate += 1 | |
| 409 | ||
| 410 | # Draw pixel | |
| 411 | def handle_pixel(self, pdata): | |
| 412 | self.es_cmd = self.es | |
| 413 | self.putc([Ann.WARN, ['Draw pixel documentation is missing.', 'Undocumented']]) | |
| 414 | self.state = None | |
| 415 | ||
| 416 | # Replies | |
| 417 | def handle_gbvr(self, pdata): | |
| 418 | self.emit_add_bytes(pdata) | |
| 419 | if self.cmdstate == 4: | |
| 420 | self.ss_field = self.ss | |
| 421 | self.value = int(chr(pdata), 16) << 4 | |
| 0b137b0d | 422 | self.putx([Ann.BIT, ['High nibble 0x%s' % pdata, '0x%s' % pdata]]) |
| 6a44fc57 VPP |
423 | elif self.cmdstate == 5: |
| 424 | self.value += int(chr(pdata), 16) | |
| 0b137b0d | 425 | self.putx([Ann.BIT, ['Low nibble 0x%s' % pdata, '0x%s' % pdata]]) |
| 6a44fc57 | 426 | self.es_field = self.es |
| 0b137b0d UH |
427 | self.putf([Ann.FIELD, ['Value: 0x%02X' % self.value, |
| 428 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
429 | self.emit_cmd_end([Ann.GBVR, self.cmd_ann_list()]) |
| 430 | self.cmdstate += 1 | |
| 431 | ||
| 432 | def handle_gwvr(self, pdata): | |
| 433 | self.emit_add_bytes(pdata) | |
| 434 | if self.cmdstate > 3: | |
| 435 | nibble = self.cmdstate - 3 | |
| 436 | if nibble == 0: | |
| 437 | self.value = 0 | |
| 438 | self.ss_field = self.ss | |
| 439 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 0b137b0d | 440 | self.putx([Ann.BIT, ['0x%s' % pdata]]) |
| 6a44fc57 | 441 | if nibble == 3: |
| 0b137b0d UH |
442 | self.putf([Ann.FIELD, ['Value: 0x%04x' % self.value, |
| 443 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
444 | self.es_cmd = self.ss |
| 445 | self.emit_cmd_end([Ann.GWVR, self.cmd_ann_list()]) | |
| 446 | self.cmdstate += 1 | |
| 447 | ||
| 448 | def handle_gsvr(self, pdata): | |
| 449 | self.handle_string(pdata, Ann.GSVR) | |
| 450 | ||
| 451 | def handle_glvr(self, pdata): | |
| 452 | self.handle_string(pdata, Ann.GLVR) | |
| 453 | ||
| 454 | def handle_grpcr(self, pdata): | |
| 455 | self.handle_addr(pdata) | |
| 456 | if self.cmdstate > 3: | |
| 457 | nibble = (self.cmdstate - 3) % 2 | |
| 458 | if nibble == 0: | |
| 459 | if pdata == 0x00: | |
| 460 | self.emit_cmd_end([Ann.GRPCR, self.cmd_ann_list()]) | |
| 461 | return | |
| 462 | self.value = int(chr(pdata), 16) << 4 | |
| 463 | self.ss_field = self.ss | |
| 0b137b0d | 464 | self.putx([Ann.BIT, ['0x%s' % pdata]]) |
| 6a44fc57 VPP |
465 | if nibble == 2: |
| 466 | self.value += int(chr(pdata), 16) | |
| 467 | self.es_field = self.es | |
| 0b137b0d UH |
468 | self.putx([Ann.BIT, ['0x%s' % pdata]]) |
| 469 | self.putf([Ann.FIELD, ['0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
470 | self.cmdstate += 1 |
| 471 | ||
| 472 | def handle_sbvr(self, pdata): | |
| 473 | self.handle_set_common(pdata) | |
| 474 | if self.cmdstate == 4: | |
| 475 | self.ss_field = self.ss | |
| 476 | self.value = chr(pdata) | |
| 477 | elif self.cmdstate == 5: | |
| 478 | self.value += chr(pdata) | |
| 479 | self.es_field = self.es | |
| 480 | self.putf([Ann.FIELD, ['Value: 0x%s' % self.value, | |
| 481 | 'Val: 0x%s' % self.value, '0x%s' % self.value]]) | |
| 482 | self.emit_cmd_end([Ann.SBVR, self.cmd_ann_list()]) | |
| 483 | self.cmdstate += 1 | |
| 484 | ||
| 485 | def handle_swvr(self, pdata): | |
| 486 | self.handle_set_common(pdata) | |
| 487 | if self.cmdstate == 4: | |
| 488 | self.ss_field = self.ss | |
| 489 | self.value = (pdata - 0x30) << 4 | |
| 490 | elif self.cmdstate == 5: | |
| 491 | self.value += (pdata - 0x30) | |
| 492 | self.value = self.value << 8 | |
| 493 | elif self.cmdstate == 6: | |
| 494 | self.value += (pdata - 0x30) << 4 | |
| 495 | elif self.cmdstate == 7: | |
| 496 | self.value += (pdata - 0x30) | |
| 497 | self.es_field = self.es | |
| 498 | self.putf([Ann.FIELD, ['Value: 0x%04x' % self.value, | |
| 499 | 'Val: 0x%04x' % self.value, '0x%04x' % self.value]]) | |
| 500 | self.emit_cmd_end([Ann.SWVR, self.cmd_ann_list()]) | |
| 501 | self.state = None | |
| 502 | self.cmdstate += 1 | |
| 503 | ||
| 504 | def handle_ssvr(self, pdata): | |
| 505 | self.handle_string(pdata, Ann.SSVR) | |
| 506 | ||
| 507 | def handle_rpcr(self, pdata): | |
| 508 | self.handle_read(pdata) | |
| 509 | self.emit_cmd_end([Ann.RPCR, self.cmd_ann_list()]) | |
| 510 | ||
| 511 | def handle_liner(self, pdata): | |
| 512 | decode_coords(pdata) | |
| 513 | if self.cmdstate == 18: | |
| 514 | self.es_cmd = self.es | |
| 515 | self.putc([Ann.LINER, self.cmd_ann_list()]) | |
| 516 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 517 | self.state = None | |
| 518 | self.cmdstate += 1 | |
| 519 | ||
| 520 | def handle_rectr(self, pdata): | |
| 521 | decode_coords(pdata) | |
| 522 | if self.cmdstate == 18: | |
| 523 | self.es_cmd = self.es | |
| 524 | self.putc([Ann.RECTR, self.cmd_ann_list()]) | |
| 525 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 526 | self.state = None | |
| 527 | self.cmdstate += 1 | |
| 528 | ||
| 529 | def handle_frectr(self, pdata): | |
| 530 | decode_coords(pdata) | |
| 531 | if self.cmdstate == 18: | |
| 532 | self.es_cmd = self.es | |
| 533 | self.putc([Ann.FRECTR, self.cmd_ann_list()]) | |
| 534 | self.putc([Ann.WARN, ['Line pattern / Color not implemented']]) | |
| 535 | self.state = None | |
| 536 | self.cmdstate += 1 | |
| 537 | ||
| 538 | def handle_pixelr(self, pdata): | |
| 539 | self.es_cmd = self.es | |
| 540 | self.putc([Ann.WARN,['Draw pixel documentation is missing.', 'Undocumented']]) | |
| 541 | self.state = None | |
| 542 | ||
| 543 | def handle_gbvar(self, pdata): | |
| 544 | nibble = (self.cmdstate - 3) % 2 | |
| 545 | if self.cmdstate == 2: | |
| 546 | self.addr = int(chr(pdata), 16) << 4 | |
| 547 | self.ss_field = self.ss | |
| 0b137b0d UH |
548 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 549 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
550 | elif self.cmdstate == 3: |
| 551 | self.addr += int(chr(pdata), 16) | |
| 552 | self.es_field = self.ss | |
| 0b137b0d UH |
553 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 554 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
555 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 556 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 557 | elif stage == 2: | |
| 558 | if pdata == 0x00: | |
| 559 | # Null terminated list | |
| 560 | self.emit_cmd_end([Ann.GBVAR, self.cmd_ann_list()]) | |
| 561 | return | |
| 562 | self.value = int(chr(pdata), 16) << 4 | |
| 563 | else: | |
| 564 | self.value += int(chr(pdata), 16) | |
| 565 | self.es_field = self.es | |
| 0b137b0d UH |
566 | self.putf([Ann.FIELD, ['Value 0x%02X' % self.value, |
| 567 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
568 | self.cmdstate += 1 |
| 569 | ||
| 570 | def handle_gwvar(self, pdata): | |
| 571 | nibble = (self.cmdstate - 3) % 4 | |
| 572 | if self.cmdstate == 2: | |
| 573 | self.addr = int(chr(pdata), 16) << 4 | |
| 574 | self.ss_field = self.ss | |
| 0b137b0d UH |
575 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 576 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
577 | elif self.cmdstate == 3: |
| 578 | self.addr += int(chr(pdata), 16) | |
| 579 | self.es_field = self.ss | |
| 0b137b0d UH |
580 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 581 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
582 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 583 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 584 | self.value = 0 | |
| 585 | else: | |
| 586 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 587 | if nibble == 0: | |
| 588 | if pdata == 0x00: | |
| 589 | # Null terminated list | |
| 590 | self.emit_cmd_end([Ann.GWVAR, self.cmd_ann_list()]) | |
| 591 | return | |
| 592 | self.ss_field = self.ss | |
| 593 | if nibble == 3: | |
| 594 | self.es_field = self.es | |
| 0b137b0d UH |
595 | self.putf([Ann.FIELD, ['Value 0x%04X' % self.value, |
| 596 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
597 | self.cmdstate += 1 |
| 598 | ||
| 599 | # Get byte variable array reply | |
| 600 | def handle_sbvar(self, pdata): | |
| 601 | nibble = (self.cmdstate - 3) % 2 | |
| 602 | if self.cmdstate == 2: | |
| 603 | self.addr = int(chr(pdata), 16) << 4 | |
| 604 | self.ss_field = self.ss | |
| 0b137b0d UH |
605 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 606 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
607 | elif self.cmdstate == 3: |
| 608 | self.addr += int(chr(pdata), 16) | |
| 609 | self.es_field = self.ss | |
| 0b137b0d UH |
610 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 611 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
612 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 613 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 614 | elif stage == 2: | |
| 615 | if pdata == 0x00: | |
| 616 | # Null terminated list | |
| 617 | self.emit_cmd_end([Ann.SBVAR, self.cmd_ann_list()]) | |
| 618 | return | |
| 619 | self.value = int(chr(pdata), 16) << 4 | |
| 620 | else: | |
| 621 | self.value += int(chr(pdata), 16) | |
| 622 | self.es_field = self.es | |
| 0b137b0d UH |
623 | self.putf([Ann.FIELD, ['Value 0x%02X' % self.value, |
| 624 | '0x%02X' % self.value]]) | |
| 6a44fc57 VPP |
625 | self.cmdstate += 1 |
| 626 | ||
| 627 | # Set word variable array reply | |
| 628 | def handle_swvar(self, pdata): | |
| 629 | nibble = (self.cmdstate - 3) % 4 | |
| 630 | if self.cmdstate == 2: | |
| 631 | self.addr = int(chr(pdata), 16) << 4 | |
| 632 | self.ss_field = self.ss | |
| 0b137b0d UH |
633 | self.putx([Ann.BIT, ['Address high nibble: %c' % pdata, |
| 634 | 'Addr high 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
635 | elif self.cmdstate == 3: |
| 636 | self.addr += int(chr(pdata), 16) | |
| 637 | self.es_field = self.ss | |
| 0b137b0d UH |
638 | self.putx([Ann.BIT, ['Address low nibble: %c' % pdata, |
| 639 | 'Addr low 0x%c' % pdata, '0x%c' % pdata]]) | |
| 6a44fc57 VPP |
640 | self.putf([Ann.FIELD, ['Address: 0x%02X' % self.addr, |
| 641 | 'Addr: 0x%02X' % self.addr, '0x%02X' % self.addr]]) | |
| 642 | self.value = 0 | |
| 643 | else: | |
| 644 | self.value += int(chr(pdata), 16) << 12 - (4 * nibble) | |
| 645 | if nibble == 0: | |
| 646 | if pdata == 0x00: | |
| 647 | # Null terminated list | |
| 648 | self.emit_cmd_end([Ann.SWVAR, self.cmd_ann_list()]) | |
| 649 | return | |
| 650 | self.ss_field = self.ss | |
| 651 | if nibble == 3: | |
| 652 | self.es_field = self.es | |
| 0b137b0d UH |
653 | self.putf([Ann.FIELD, ['Value 0x%04X' % self.value, |
| 654 | '0x%04X' % self.value]]) | |
| 6a44fc57 VPP |
655 | self.cmdstate += 1 |
| 656 | ||
| 657 | def handle_gcvr(self, pdata): | |
| 658 | if self.cmdstate == 8: | |
| 659 | self.emit_not_implemented([Ann.SCV, self.cmd_ann_list()]) | |
| 660 | self.cmdstate += 1 | |
| 661 | ||
| 662 | def handle_scvr(self, pdata): | |
| 663 | if self.cmdstate == 8: | |
| 664 | self.emit_not_implemented([Ann.SCV, self.cmd_ann_list()]) | |
| 665 | self.cmdstate += 1 | |
| 666 | ||
| 667 | # ACK & NACK | |
| 668 | ||
| 669 | def handle_ack(self, pdata): | |
| 670 | self.putx([Ann.ACK, self.cmd_ann_list()]) | |
| 671 | self.state = None | |
| 672 | ||
| 673 | def handle_nack(self, pdata): | |
| 674 | self.putx([Ann.NACK, self.cmd_ann_list()]) | |
| 675 | self.state = None | |
| 676 | ||
| 677 | def decode(self, ss, es, data): | |
| 678 | ptype, rxtx, pdata = data | |
| 679 | ||
| 680 | self.ss, self.es = ss, es | |
| 681 | ||
| 682 | if ptype != 'DATA': | |
| 683 | return | |
| 684 | ||
| 685 | # Handle commands. | |
| 686 | try: | |
| 687 | abort_current = (0xD0 <= pdata[0] <= 0xF7) and \ | |
| 688 | (not (self.state in cmds_with_high_bytes)) and \ | |
| 689 | self.state != None | |
| 690 | if abort_current: | |
| 691 | self.putx([Ann.WARN, ['Command aborted by invalid byte', 'Abort']]) | |
| 692 | self.state = pdata[0] | |
| 693 | self.emit_cmd_byte() | |
| 694 | self.cmdstate = 1 | |
| 0b137b0d | 695 | if self.state is None: |
| 6a44fc57 VPP |
696 | self.state = pdata[0] |
| 697 | self.emit_cmd_byte() | |
| 698 | self.cmdstate = 1 | |
| 699 | self.cmd_handlers[self.state](pdata[0]) | |
| 700 | except KeyError: | |
| 701 | self.putx([Ann.WARN, ['Unknown command: 0x%02x' % pdata[0]]]) | |
| 702 | self.state = None |