target_firmware/magpie_fw_dev/target/cmnos/dbg_api.c

   1 /*
   2  * Copyright (c) 2013 Qualcomm Atheros, Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted (subject to the limitations in the
   7  * disclaimer below) provided that the following conditions are met:
   8  *
   9  *  * Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  *  * Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the
  15  *    distribution.
  16  *
  17  *  * Neither the name of Qualcomm Atheros nor the names of its
  18  *    contributors may be used to endorse or promote products derived
  19  *    from this software without specific prior written permission.
  20  *
  21  * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
  22  * GRANTED BY THIS LICENSE.  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
  23  * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
  24  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  26  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  30  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  31  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  32  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  33  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  */
  35 #include "sys_cfg.h"
  36 #include "athos_api.h"
  37
  38 #if defined(PROJECT_K2)
  39 #if SYSTEM_MODULE_SFLASH
  40 #include "sflash_api.h"
  41 #endif
  42 #endif /* #if defined(PROJECT_K2) */
  43
  44 #if defined(SYSTEM_MODULE_DBG)
  45
  46 /* Function prototypes */
  47 static int db_help_cmd(char *, char *, char *, char *);
  48 static int db_ldr_cmd(char *, char *, char *, char *);
  49 static int db_str_cmd(char *, char *, char *, char *);
  50 static int db_info_cmd(char *, char *, char *, char *);
  51 static int db_usb_cmd(char *, char *, char *, char *);
  52 static int db_intr_cmd(char *, char *, char *, char *);
  53
  54 static int db_cmd_starthtc(char *cmd, char *param1, char *param2, char *param3);
  55
  56 static int db_wdt_cmd(char *cmd, char *param1, char *param2, char *param3);
  57
  58 #if defined(PROJECT_K2)
  59 #if SYSTEM_MODULE_SFLASH
  60 static int db_cmd_sferase(char *cmd, char *param1, char *param2, char *param3);
  61 static int db_cmd_sfpg(char *cmd, char *param1, char *param2, char *param3);
  62 static int db_cmd_sfru(char *cmd, char *param1, char *param2, char *param3);
  63 static int db_cmd_sfrm(char *cmd, char *param1, char *param2, char *param3);
  64 static int db_cmd_sfrdsr(char *cmd, char *param1, char *param2, char *param3);
  65 #endif
  66 #endif /* #if defined(PROJECT_K2) */
  67 static int db_cmd_memcmp(char *cmd, char *param1, char *param2, char *param3);
  68 static int db_cmd_memdump(char *cmd, char *param1, char *param2, char *param3);
  69
  70 static int db_clock_cmd(char *cmd, char *param1, char *param2, char *param3);
  71
  72 static uint16_t db_get_cmd_line(uint8_t ch, char *cmd_line, uint16_t *i);
  73 static int db_formalize_command(char *, char *);
  74 static int db_ascii_to_hex(char *, unsigned long *);
  75 static int db_hex_to_ascii(unsigned long, char *);
  76 static void zf_debug_task(void);
  77
  78 /* Console debug command table */
  79 const struct DB_COMMAND_STRUCT command_table[] =
  80 {
  81         {"HELP",   ", List all debug commands", db_help_cmd},
  82         {"?",      ", Equal to HELP comamnd", db_help_cmd},
  83
  84         /* Basic load/store/dump command */
  85         {"LDR",    "<Hex addr>, Load word", db_ldr_cmd},
  86         {"LDRH",   "<Hex addr>, Load half word", db_ldr_cmd},
  87         {"LDRB",   "<Hex addr>, Load byte", db_ldr_cmd},
  88         {"STR",    "<Hex addr> <Hex value>, Store word", db_str_cmd},
  89         {"STRH",   "<Hex addr> <Hex value>, Store half word", db_str_cmd},
  90         {"STRB",   "<Hex addr> <Hex value>, Store byte", db_str_cmd},
  91         {"INFO",   ", Print debug information", db_info_cmd},
  92         {"USB",   ", usb releated command", db_usb_cmd},
  93         {"INTR",   ", intr releated command", db_intr_cmd},
  94         {"CLOCK",    ", change the clock...", db_clock_cmd},
  95         {"HTCR", "Issue HTC ready to host", db_cmd_starthtc},
  96         {"WDT",   ", wdt debug command", db_wdt_cmd},
  97 #if defined(PROJECT_K2)
  98 #if SYSTEM_MODULE_SFLASH
  99         {"SFE", ", S<Hex>/B<Hex>/C, SPI Flash chip erase", db_cmd_sferase},
 100         {"SFPG", "<Hex addr> <Hex len> <Hex buf>, SPI Flash program", db_cmd_sfpg},
 101         {"SFRU", "f/r <Hex addr> <Hex addr>, SPI Flash fast read/read to UART", db_cmd_sfru},
 102         {"SFRM", "f/r <Hex addr> <Hex addr>, SPI Flash fast read/read to Memory 0x520000", db_cmd_sfrm},
 103         {"SFRDSR", ", SPI Flash status register read", db_cmd_sfrdsr},
 104 #endif
 105 #endif /* #if defined(PROJECT_K2) */
 106         {"MEMCMP", "<Hex addr> <Hex addr> <Hex len>, memory comparison", db_cmd_memcmp},
 107         {"MEMDMP", "<Hex addr> <Hex addr>, memory dump", db_cmd_memdump},
 108         {"", "", 0}
 109         /* {Command, Help description, function} */
 110 };
 111
 112 char cmd_buffer[COMMAND_BUFFER_SIZE][DB_MAX_COMMAND_LENGTH]; /* Backup previous command */
 113 int cmd_buf_ptr;
 114 int cmd_buf_full;
 115 char raw_cmd[DB_MAX_COMMAND_LENGTH];
 116 char cmd_str[DB_MAX_COMMAND_LENGTH*4];
 117 int cmd_not_found;
 118 uint16_t gvLen;
 119 int pressed_time;
 120
 121 static void db_incorect_format(void)
 122 {
 123         A_PRINTF("Error! Incorrect format.\n\r");
 124 }
 125
 126 static void zf_debug_init(void)
 127 {
 128         uint8_t ch;
 129
 130         /* Purge Rx FIFO */
 131         while ((zm_get_char(&ch)) != 0)
 132         {
 133         }
 134
 135         cmd_buf_ptr = 0;
 136         cmd_buf_full = FALSE;
 137         gvLen = 0;
 138         pressed_time = 0;
 139 }
 140
 141 static void zf_debug_task(void)
 142 {
 143         int i;
 144         uint8_t ch;
 145
 146         if ((zm_get_char(&ch)) == 0)
 147         {
 148                 return;
 149         }
 150
 151         if (db_get_cmd_line(ch, raw_cmd, &gvLen) == 0)
 152         {
 153                 return;
 154         }
 155
 156         if (db_formalize_command(raw_cmd, cmd_str))
 157         {
 158                 gvLen = 0;
 159                 i = 0;
 160
 161                 cmd_not_found = TRUE;
 162                 while(command_table[i].cmd_func)
 163                 {
 164                         if (!strcmp(command_table[i].cmd_str, cmd_str))
 165                         {
 166                                 cmd_not_found = FALSE;
 167                                 command_table[i].cmd_func(cmd_str,
 168                                                           cmd_str+DB_MAX_COMMAND_LENGTH,
 169                                                           cmd_str+DB_MAX_COMMAND_LENGTH*2,
 170                                                           cmd_str+DB_MAX_COMMAND_LENGTH*3);
 171                                 break;
 172                         }
 173                         i++;
 174                 }
 175                 if (cmd_not_found)
 176                 {
 177                         A_PRINTF("Error, HELP for command list.\n\r");
 178                 }
 179
 180         }
 181
 182         A_PRINTF(">");
 183         return;
 184 }
 185
 186 static uint16_t db_get_cmd_line(uint8_t ch, char *cmd_line, uint16_t *i)
 187 {
 188         int cmd_buf_loc;
 189
 190         switch (ch)
 191         {
 192         case '\\' : /* Last command */
 193                 pressed_time++;
 194                 if (pressed_time >= COMMAND_BUFFER_SIZE)
 195                 {
 196                         pressed_time--;
 197                 }
 198                 cmd_buf_loc = cmd_buf_ptr - pressed_time;
 199                 if (cmd_buf_loc < 0)
 200                 {
 201                         if (cmd_buf_full == TRUE)
 202                         {
 203                                 cmd_buf_loc += COMMAND_BUFFER_SIZE;
 204                         }
 205                         else
 206                         {
 207                                 cmd_buf_loc = 0;
 208                         }
 209                 }
 210
 211                 if (A_STRLEN(cmd_buffer[cmd_buf_loc]) != 0)
 212                 {
 213                         A_STRCPY(cmd_line, cmd_buffer[cmd_buf_loc]);
 214                         *i = A_STRLEN(cmd_buffer[cmd_buf_loc]);
 215                         A_PRINTF("\r>");
 216                         A_PRINTF("%s", cmd_line);
 217                 }
 218                 break;
 219         case 13 : /* Return */
 220                 pressed_time = 0;
 221                 cmd_line[*i] = 0;
 222                 A_PRINTF("\n\r");
 223                 if (*i != 0)
 224                 {
 225                         //Filter duplicated string in command history
 226                         if (strcmp(cmd_buffer[(cmd_buf_ptr==0)?(COMMAND_BUFFER_SIZE-1):(cmd_buf_ptr-1)], cmd_line) != 0)
 227                         {
 228                                 A_STRCPY(cmd_buffer[cmd_buf_ptr++], cmd_line);
 229                         }
 230                 }
 231                 if (cmd_buf_ptr >= COMMAND_BUFFER_SIZE)
 232                 {
 233                         cmd_buf_ptr = 0;
 234                         cmd_buf_full = TRUE;
 235                 }
 236                 return 1;
 237         case '\b' : /* Backspace */
 238                 pressed_time = 0;
 239                 if (*i > 0)
 240                 {
 241                         *i = *i-1;
 242                         A_PRINTF("\b \b");
 243                 }
 244                 break;
 245         case 0 : //None
 246                 break;
 247         default :
 248                 if ((ch >= ' ') && (ch <= '~'))
 249                 {
 250                         pressed_time = 0;
 251                         if (*i < DB_MAX_COMMAND_LENGTH-2)
 252                         {
 253                                 if ((ch >= 0x11) && (ch <= 0x7e))
 254                                 {
 255                                         //if ((buf <= 'z') && (buf >= 'a'))
 256                                         //{
 257                                         //    buf -= 'a' - 'A';
 258                                         //}
 259                                         cmd_line[*i] = ch;
 260                                         *i = *i + 1;
 261                                         A_PRINTF("%c", ch);
 262                                 }
 263                         }
 264                 }
 265                 else
 266                 {
 267                         ch = 7; /* Beep */
 268                         A_PRINTF("%c", ch);
 269                 }
 270                 break;
 271         } /* end of switch */
 272
 273         return 0;
 274
 275 }
 276
 277 static int db_formalize_command(char *raw_str,  char *cmd_str)
 278 {
 279         int i = 0;
 280         int j;
 281         int k;
 282
 283
 284         for (k=0; k<4; k++)
 285         {
 286                 /* Remove preceeding spaces */
 287                 while (raw_str[i++] == ' '){}
 288                 i--;
 289
 290                 /* Copy command string */
 291                 j = 0;
 292                 while(raw_str[i] && (raw_str[i] != ' '))
 293                 {
 294                         if (k == 0)
 295                         {
 296                                 if ((raw_str[i] <= 'z') && (raw_str[i] >= 'a'))
 297                                 {
 298                                         raw_str[i] -= 'a' - 'A';
 299                                 }
 300                                 cmd_str[k*DB_MAX_COMMAND_LENGTH + j++] = raw_str[i++];
 301                         }
 302                         else
 303                         {
 304                                 cmd_str[k*DB_MAX_COMMAND_LENGTH + j++] = raw_str[i++];
 305                         }
 306                 }
 307                 cmd_str[k*DB_MAX_COMMAND_LENGTH + j] = 0;
 308         }
 309         return (int)A_STRLEN(cmd_str);
 310 }
 311
 312 static int db_ascii_to_hex(char *num_str, unsigned long *hex_num)
 313 {
 314         int i = 0;
 315
 316         *hex_num = 0;
 317         while (num_str[i])
 318         {
 319                 if ((num_str[i] >= '0') && (num_str[i] <= '9'))
 320                 {
 321                         *hex_num <<= 4;
 322                         *hex_num += (num_str[i] - '0');
 323                 }
 324                 else if ((num_str[i] >= 'A') && (num_str[i] <= 'F'))
 325                 {
 326                         *hex_num <<= 4;
 327                         *hex_num += (num_str[i] - 'A' + 10);
 328                 }
 329                 else if ((num_str[i] >= 'a') && (num_str[i] <= 'f'))
 330                 {
 331                         *hex_num <<= 4;
 332                         *hex_num += (num_str[i] - 'a' + 10);
 333                 }
 334                 else
 335                 {
 336                         return -1;
 337                 }
 338                 i++;
 339         }
 340         return 0;
 341 }
 342
 343 int db_ascii_to_int(char *num_str, unsigned long *int_num)
 344 {
 345         int i = 0;
 346
 347         *int_num = 0;
 348         while (num_str[i])
 349         {
 350                 if ((num_str[i] >= '0') && (num_str[i] <= '9'))
 351                 {
 352                         *int_num *= 10;
 353                         *int_num += (num_str[i] - '0');
 354                 }
 355                 else
 356                 {
 357                         return -1;
 358                 }
 359                 i++;
 360         }
 361         return 0;
 362 }
 363
 364 static int db_hex_to_ascii(unsigned long hex_num, char *num_str)
 365 {
 366         int i;
 367         unsigned long four_bits;
 368
 369         for (i=7; i>=0; i--)
 370         {
 371                 four_bits = (hex_num >> i*4) & 0xf;
 372                 if (four_bits < 10)
 373                 {
 374                         num_str[7-i] = four_bits + '0';
 375                 }
 376                 else
 377                 {
 378                         num_str[7-i] = four_bits - 10 + 'A';
 379                 }
 380         }
 381         num_str[8] = 0;
 382         return 0;
 383 }
 384
 385 int db_help_cmd(char *cmd, char *param1, char *param2, char *param3)
 386 {
 387         int i;
 388
 389         i = 0;
 390
 391         A_PRINTF("%s %s\n", ATH_DEBUGGER_VERSION_STR, ATH_COMMAND_LIST_STR);
 392
 393         while (command_table[i].cmd_func)
 394         {
 395                 A_PRINTF("%s\t%s\n\r", command_table[i].cmd_str,
 396                                        command_table[i].help_str);
 397                 i++;
 398         }
 399         return i;
 400 }
 401
 402 static int db_ldr_cmd(char *cmd, char *param1, char *param2, char *param3)
 403 {
 404         unsigned long val;
 405         unsigned long addr;
 406         char val_str[20];
 407         char addr_str[20];
 408
 409         if (db_ascii_to_hex(param1, &addr) != -1)
 410         {
 411                 if( addr == 0 )
 412                 {
 413                         A_PRINTF("Error! bad address 0x%08x.\n\r",
 414                                  (unsigned long)addr);
 415                         return -1;
 416                 }
 417                 if (strcmp(cmd, "LDR") == 0)
 418                 {
 419                         addr &= 0xfffffffc;
 420                         //val = *(unsigned long *)addr;
 421
 422                         val = HAL_WORD_REG_READ(addr);
 423                 }
 424                 else if (strcmp(cmd, "LDRH") == 0)
 425                 {
 426                         addr &= 0xfffffffe;
 427                         val = HAL_HALF_WORD_REG_READ(addr);
 428                 }
 429                 else if (strcmp(cmd, "LDRB") == 0)
 430                 {
 431                 }
 432
 433                 db_hex_to_ascii(val, val_str);
 434                 db_hex_to_ascii(addr, addr_str);
 435
 436                 A_PRINTF("%s : %s\n\r", addr_str, val_str);
 437                 return 0;
 438         }
 439
 440         db_incorect_format();
 441         return -1;
 442 }
 443
 444 static int db_str_cmd(char *cmd, char *param1, char *param2, char *param3)
 445 {
 446         unsigned long val;
 447         unsigned long addr;
 448         char val_str[20];
 449         char addr_str[20];
 450
 451         if ((A_STRLEN(param2) > 0) &&
 452             (db_ascii_to_hex(param1, &addr) != -1) &&
 453             (db_ascii_to_hex(param2, &val) != -1))
 454         {
 455                 if (strcmp(cmd, "STR") == 0)
 456                 {
 457                         addr &= 0xfffffffc;
 458                         //HAL_WORD_REG_WRITE(addr, val);
 459                         HAL_WORD_REG_WRITE(addr, val);
 460                         //*(volatile unsigned long *)(addr & 0xfffffffc) = (unsigned long)val;
 461                 }
 462
 463                 else if (strcmp(cmd, "STRH") == 0)
 464                 {
 465                         addr &= 0xfffffffe;
 466                         //*(volatile unsigned short *)(addr & 0xfffffffe) = (unsigned short)val;
 467                         HAL_HALF_WORD_REG_WRITE(addr, val);
 468                 }
 469                 else if (strcmp(cmd, "STRB") == 0)
 470                 {
 471                         if( addr & 0x00f00000 )
 472                                 HAL_BYTE_REG_WRITE(addr, val);
 473                         else
 474                                 HAL_BYTE_REG_WRITE(addr^3, val);
 475                         //*(volatile unsigned char *)addr = (unsigned char)val;
 476                 }
 477
 478                 db_hex_to_ascii(val, val_str);
 479                 db_hex_to_ascii(addr, addr_str);
 480
 481                 A_PRINTF("%s : %s\n\r", addr_str, val_str);
 482                 return 0;
 483         }
 484
 485         db_incorect_format();
 486         return -1;
 487 }
 488
 489 LOCAL void dbg_timer_func(A_HANDLE alarm, void *data)
 490 {
 491         A_PRINTF("this is a timer alarm function 0x%08x\n\r", xthal_get_ccount());
 492 }
 493
 494 uint32_t delay = 0;
 495
 496 static int db_intr_cmd(char *cmd, char *param1, char *param2, char *param3)
 497 {
 498 #if SYSTEM_MODULE_INTR
 499         uint32_t pending_intrs;
 500
 501         if(strcmp(param1, "read") == 0 )
 502         {
 503                 {
 504                         /* Update snapshot of pending interrupts */
 505
 506                         pending_intrs = A_INTR_GET_INTRPENDING();
 507
 508                         A_PRINTF("intr mask [0x%08x]\n\r", xthal_get_intenable());
 509                         A_PRINTF("intr on [0x%08x]\n\r", pending_intrs);
 510                 }
 511         }
 512         else if (strcmp(param1, "timer") == 0 )
 513         {
 514                 uint32_t data = 0;
 515
 516                 if (strcmp(param2, "on") == 0 )
 517                 {
 518                         /* TODO: this part is probably dead. */
 519                         pending_intrs = A_INTR_GET_INTRENABLE()|CMNOS_IMASK_XTTIMER;
 520                         A_INTR_SET_INTRENABLE(pending_intrs);
 521                         A_PRINTF("- intr [0x%08x]\n\r", pending_intrs);
 522                 }
 523                 else if ( strcmp(param2, "off") == 0 )
 524                 {
 525                         pending_intrs = A_INTR_GET_INTRENABLE()&(~CMNOS_IMASK_XTTIMER);
 526                         A_INTR_SET_INTRENABLE(pending_intrs);
 527                         A_PRINTF("- intr [0x%08x]\n\r", pending_intrs);
 528
 529                 }
 530                 else if( db_ascii_to_hex(param2, &data)==0 )
 531                 {
 532                         if( data>=0 && data <=10 )
 533                                 delay = data;
 534                         else
 535                                 delay = 3;
 536
 537                         A_PRINTF("==>set cb to %d seconds \n\r", delay);
 538                 }
 539
 540         }
 541         else
 542         {
 543                 A_PRINTF("\tintr read - read the interrenable status\n\r");
 544                 A_PRINTF("\tintr timer on/off/tick - timer attach on/off/ticks\n\r");
 545
 546         }
 547
 548 #endif //#if SYSTEM_MODULE_INTR
 549         return 0;
 550 }
 551
 552 static int db_usb_cmd(char *cmd, char *param1, char *param2, char *param3)
 553 {
 554         A_PRINTF("THIS IS USB COMMAND\n\r");
 555
 556         if( strcmp(param1, "que") == 0 )
 557         {
 558                 HIFusb_DescTraceDump();
 559         }
 560         else
 561         {
 562                 A_PRINTF("\tusb que - dump descriptor queue\n\r");
 563                 A_PRINTF("\tusb fw on/off - enable/disable write fw download to ram\n\r");
 564
 565         }
 566         return 0;
 567 }
 568
 569 static void clk_change(uint32_t clk, uint32_t ratio, uint32_t baud)
 570 {
 571         uint32_t clk_sel = 0;
 572
 573         switch(clk){
 574         case 22:
 575                 clk_sel = 0;
 576                 break;
 577         case 88:
 578                 clk_sel = 1;
 579                 break;
 580         case 44:
 581                 clk_sel = 2;
 582                 break;
 583         case 117:
 584                 clk_sel = 4;
 585                 break;
 586         case 40:
 587                 clk_sel = 6;
 588                 break;
 589         default:
 590                 clk_sel = 6;
 591                 break;
 592         }
 593
 594         HAL_WORD_REG_WRITE(0x50040, (0x300|clk_sel|(ratio>>1)<<12));
 595         A_UART_HWINIT((clk*1000*1000)/ratio, baud);
 596
 597 }
 598
 599 static int db_clock_cmd(char *cmd, char *param1, char *param2, char *param3)
 600 {
 601         uint32_t ratio = 1;
 602         uint32_t baud = 19200;
 603         uint32_t clk = 0;
 604
 605         if( db_ascii_to_int(param1, &clk) != -1 )
 606         {
 607                 A_PRINTF("changing clock to %d\n", clk);
 608                 clk_change(clk, ratio, baud);
 609         }
 610 }
 611
 612 static int db_info_cmd(char *cmd, char *param1, char *param2, char *param3)
 613 {
 614 #if 1
 615
 616         if(strcmp(param1, "ram") == 0 )
 617         {
 618                 A_ALLOCRAM_DEBUG();
 619         }
 620 #if 0  /* TODO: SYSTEM_MODULE_SYS_MONITOR depends on _ROM_ or _RAM_ which
 621         * is dead too */
 622         else if(strcmp(param1, "cpu") == 0)
 623                 zfPrintCpuUtilization();
 624 #endif
 625         else   // defalut dump
 626                 HIFusb_DescTraceDump();
 627
 628         return 1;
 629
 630 #else
 631
 632         {
 633                 uint32_t ccount1;
 634                 uint32_t ccount2;
 635
 636                 uint32_t data;
 637                 register uint32_t data1;
 638                 if( db_ascii_to_hex(param1, &data1)==0 )
 639                 {
 640                         __asm__ __volatile__ (
 641                                 "rsr     %0, ccount"
 642                                 : "=a" (ccount1) : : "memory"
 643                                 );
 644                         data = *(volatile uint32_t *)(data1);
 645                         __asm__ __volatile__ (
 646                                 "rsr     %0, ccount"
 647                                 : "=a" (ccount2) : : "memory"
 648                                 );
 649                         A_PRINTF("\n\rread 0x%08x (0x%08x) use %d clocks\n\r", data1, data, ccount2-ccount1);
 650                 }
 651
 652                 __asm__ __volatile__ (
 653                         "rsr     %0, ccount"
 654                         : "=a" (ccount1) : : "memory"
 655                         );
 656                 data = *(volatile uint32_t *)(data1);
 657                 __asm__ __volatile__ (
 658                         "rsr     %0, ccount"
 659                         : "=a" (ccount2) : : "memory"
 660                         );
 661                 A_PRINTF("\n\rread 0x%08x (0x%08x) use %d clocks\n\r", data1, data, ccount2-ccount1);
 662
 663
 664                 __asm__ __volatile__ (
 665                         "rsr     %0, ccount"
 666                         : "=a" (ccount1) : : "memory"
 667                         );
 668                 data = *(volatile uint32_t *)(data2);
 669                 __asm__ __volatile__ (
 670                         "rsr     %0, ccount"
 671                         : "=a" (ccount2) : : "memory"
 672                         );
 673                 A_PRINTF("read 0x%08x (0x%08x) use %d clocks\n\r", data2, data, ccount2-ccount1);
 674
 675
 676                 __asm__ __volatile__ (
 677                         "rsr     %0, ccount"
 678                         : "=a" (ccount1) : : "memory"
 679                         );
 680                 data = *(volatile uint32_t *)(data3);
 681                 __asm__ __volatile__ (
 682                         "rsr     %0, ccount"
 683                         : "=a" (ccount2) : : "memory"
 684                         );
 685                 A_PRINTF("read 0x%08x (0x%08x) use %d clocks\n\r", data3, data, ccount2-ccount1);
 686
 687         }
 688 #endif
 689         return 1;
 690 }
 691
 692 static int db_cmd_starthtc(char *cmd, char *param1, char *param2, char *param3)
 693 {
 694     extern htc_handle_t htc_handle;
 695     HTC_Ready(htc_handle);
 696 }
 697
 698 static int db_wdt_cmd(char *cmd, char *param1, char *param2, char *param3)
 699 {
 700         if ( strcmp(param1, "rst") == 0 )
 701         {
 702                 A_PRINTF(" reseting...\n\n\r");
 703                 A_WDT_RESET();
 704         }
 705         else if( strcmp(param1, "on") == 0 )
 706         {
 707                 A_WDT_ENABLE();
 708         }
 709         else if (strcmp(param1, "off") == 0 )
 710         {
 711                 A_WDT_DISABLE();
 712         }
 713         else if ( strcmp(param1, "boot") == 0 )
 714         {
 715                 A_PRINTF("Last BOOT is ");
 716                 if (ENUM_WDT_BOOT == A_WDT_LASTBOOT() )
 717                         A_PRINTF("wdt");
 718                 else
 719                         A_PRINTF("normal boot");
 720         }
 721         else if (strcmp(param1, "loop") == 0 )
 722         {
 723                 T_WDT_CMD wdt_cmd;
 724                 uint32_t time_offset;
 725                 A_PRINTF(" doing the wdt reseting...");
 726
 727                 if( db_ascii_to_hex(param2, &time_offset)!=0 )
 728                 {
 729                         if( time_offset < 0 || time_offset >0xffffffff )
 730                                 time_offset = 0xffffff;
 731                 }
 732                 A_PRINTF(" (wdt tick: 0x%08x...\n\n\r", time_offset);
 733                 wdt_cmd.cmd = WDT_TIMEOUT;
 734                 wdt_cmd.timeout = time_offset;
 735
 736                 A_WDT_SET(wdt_cmd);
 737                 while(1) ;
 738         }
 739         else if (strcmp(param1, "noloop") == 0 )
 740         {
 741                 T_WDT_CMD wdt_cmd;
 742                 uint32_t time_offset;
 743                 A_PRINTF(" doing the wdt reseting...");
 744
 745                 if( db_ascii_to_hex(param3, &time_offset)!=0 )
 746                 {
 747                         if( time_offset < 0 || time_offset >0xffffffff )
 748                                 time_offset = 0xffffff;
 749                 }
 750                 A_PRINTF(" (wdt tick: 0x%08x...\n\n\r", time_offset);
 751
 752                 wdt_cmd.cmd = WDT_TIMEOUT;
 753                 wdt_cmd.timeout = time_offset;
 754
 755                 A_WDT_SET(wdt_cmd);
 756         }
 757         else if( strcmp(param1, "event") == 0 )
 758         {
 759                 uint32_t event= 0x00123400;
 760 #define USB_BYTE_REG_WRITE(addr, val)           HAL_BYTE_REG_WRITE(USB_CTRL_BASE_ADDRESS|(uint8_t)(addr^3), (val))
 761 #define USB_BYTE_REG_READ(addr)                 HAL_BYTE_REG_READ(USB_CTRL_BASE_ADDRESS|(uint8_t)(addr^3))
 762
 763 #define USB_WORD_REG_WRITE(addr, val)           HAL_WORD_REG_WRITE(USB_CTRL_BASE_ADDRESS|(uint32_t)(addr), (val))
 764 #define USB_WORD_REG_READ(addr)                 HAL_WORD_REG_READ(USB_CTRL_BASE_ADDRESS|(uint32_t)(addr))
 765
 766                 // disable ep3 intr
 767                 USB_BYTE_REG_WRITE(0x17, USB_BYTE_REG_READ(0x17)|0xc0);
 768
 769                 //ZM_CBUS_FIFO_SIZE_REG = 0xf;
 770                 USB_WORD_REG_WRITE(0x100, 0x0f);
 771
 772                 //ZM_EP3_DATA_REG = event;
 773                 USB_WORD_REG_WRITE(0xF8, event);
 774
 775                 // tx done
 776                 USB_BYTE_REG_WRITE(0xAE, USB_BYTE_REG_READ(0xAE)|0x08);
 777
 778                 // enable ep3 intr
 779                 USB_BYTE_REG_WRITE(0x17, USB_BYTE_REG_READ(0x17)&0xbf);
 780         }
 781 }
 782
 783 #if defined(PROJECT_K2)
 784 #if SYSTEM_MODULE_SFLASH
 785 /* Serial Flash -> Chip Erase, Sector Erase, Block Erase */
 786 static int db_cmd_sferase(char *cmd, char *param1, char *param2, char *param3)
 787 {
 788         unsigned long       addr;
 789
 790         if (strcmp(param1, "s") == 0)
 791         {
 792                 if (db_ascii_to_hex(param2, &addr) != -1 && addr < SPI_FLASH_MAX_SIZE)
 793                 {
 794                         /* Sector size is 4K (0x1000) */
 795                         A_PRINTF("Sector addr : 0x%08X\n\r", addr - addr%0x1000);
 796                         A_SFLASH_ERASE(ZM_SFLASH_SECTOR_ERASE, addr);
 797
 798                         return 0;
 799                 }
 800
 801                 db_incorect_format();
 802                 return -1;
 803         }
 804         else if (strcmp(param2, "b") == 0)
 805         {
 806                 if (db_ascii_to_hex(param2, &addr) != -1 && addr < SPI_FLASH_MAX_SIZE)
 807                 {
 808                         /* Sector size is 64K (0x10000) */
 809                         A_PRINTF("Block addr : 0x%08X\n\r", addr - addr%0x10000);
 810                         A_SFLASH_ERASE(ZM_SFLASH_BLOCK_ERASE, addr);
 811
 812                         return 0;
 813                 }
 814
 815                 db_incorect_format();
 816                 return -1;
 817
 818         }
 819         else if (strcmp(param1, "c") == 0)
 820         {
 821                 A_SFLASH_ERASE(ZM_SFLASH_CHIP_ERASE, addr);
 822
 823                 A_PRINTF("\n\r");
 824                 return 0;
 825         }
 826         else
 827         {
 828                 A_PRINTF("Error! Unknown command.\n\r");
 829                 return -1;
 830         }
 831 }
 832
 833 /* Serial Flash -> Program */
 834 static int db_cmd_sfpg(char *cmd, char *param1, char *param2, char *param3)
 835 {
 836         unsigned long       addr, len, buf;
 837
 838         if (db_ascii_to_hex(param1, &addr) != -1 &&
 839             db_ascii_to_hex(param2, &len) != -1 &&
 840             db_ascii_to_hex(param3, &buf) != -1 &&
 841             ((addr+len) <= SPI_FLASH_MAX_SIZE) &&
 842             addr%4 == 0 && len%4 == 0 && buf%4 == 0 &&
 843             ((buf >=0x500000 && buf < 0x528000) || (buf >=0x4e0000 && buf < 0x4e6000)) )
 844         {
 845                 A_SFLASH_PROG(addr, len, (A_UINT8 *)buf);
 846
 847                 A_PRINTF("\n\r");
 848                 return 0;
 849         }
 850
 851         db_incorect_format();
 852         return -1;
 853 }
 854
 855 /* Serial Flash -> Read, Fast Read to UART */
 856 static int db_cmd_sfru(char *cmd, char *param1, char *param2, char *param3)
 857 {
 858         A_UINT32            i;
 859         unsigned long       addr1, addr2, t_addr;
 860         A_UINT32            fast, val;
 861
 862         if (strcmp(param1, "r") == 0)
 863                 fast = 0;
 864         else if (strcmp(param1, "f") == 0)
 865                 fast = 1;
 866         else
 867         {
 868                 A_PRINTF("Error! Unknown command.\n\r");
 869                 return -1;
 870         }
 871
 872         if (db_ascii_to_hex(param2, &addr1) != -1 &&
 873             db_ascii_to_hex(param3, &addr2) != -1 &&
 874             addr1 < addr2 && addr1 < SPI_FLASH_MAX_SIZE &&
 875             addr2 < SPI_FLASH_MAX_SIZE && addr1%4 == 0)
 876         {
 877                 A_PRINTF("addr    data     data     data     data     data     data     data     data\n\r");
 878                 A_PRINTF("======  ======== ======== ======== ======== ======== ======== ======== ========");
 879
 880                 for (i = 0, t_addr = addr1; t_addr < addr2; i++, t_addr += 4)
 881                 {
 882                         if ((i%8) == 0)
 883                                 A_PRINTF("\n\r%06X  ", t_addr);
 884
 885                         A_SFLASH_READ(fast, t_addr, 4, (A_UINT8 *)&val);
 886                         A_PRINTF("%08X ", val);
 887                 }
 888
 889                 A_PRINTF("\n\r");
 890                 return 0;
 891         }
 892
 893         db_incorect_format();
 894         return -1;
 895 }
 896
 897 /* Serial Flash -> Read, Fast Read to Memory */
 898 static int db_cmd_sfrm(char *cmd, char *param1, char *param2, char *param3)
 899 {
 900         A_UINT32            i;
 901         unsigned long       addr1, addr2, t_addr;
 902         A_UINT32            fast;
 903         A_UINT8             *buf = (A_UINT8 *)0x520000;
 904
 905         if (strcmp(param1, "r") == 0)
 906                 fast = 0;
 907         else if (strcmp(param1, "f") == 0)
 908                 fast = 1;
 909         else
 910         {
 911                 A_PRINTF("Error! Unknown command.\n\r");
 912                 return -1;
 913         }
 914
 915         if (db_ascii_to_hex(param2, &addr1) != -1 &&
 916             db_ascii_to_hex(param3, &addr2) != -1 &&
 917             addr1 < addr2 && addr1 < SPI_FLASH_MAX_SIZE &&
 918             addr2 < SPI_FLASH_MAX_SIZE && addr1%4 == 0)
 919         {
 920                 for (i = 0, t_addr = addr1; t_addr < addr2; i++, t_addr += 4)
 921                 {
 922                         A_SFLASH_READ(fast, t_addr, 4, buf + i*4);
 923                 }
 924
 925                 A_PRINTF("\n\r");
 926                 return 0;
 927         }
 928
 929         db_incorect_format();
 930         return -1;
 931 }
 932
 933 /* Serial Flash -> Read Status Register */
 934 static int db_cmd_sfrdsr(char *cmd, char *param1, char *param2, char *param3)
 935 {
 936         A_PRINTF("0x%02X\n\r", A_SFLASH_RDSR());
 937         return 0;
 938 }
 939 #endif
 940 #endif /* #if defined(PROJECT_K2) */
 941
 942 /* Memory Comparison */
 943 static int db_cmd_memcmp(char *cmd, char *param1, char *param2, char *param3)
 944 {
 945         unsigned long       addr1, addr2, len;
 946         A_UINT8             *buf1, *buf2;
 947
 948         if (db_ascii_to_hex(param1, &addr1) != -1 &&
 949             db_ascii_to_hex(param2, &addr2) != -1 &&
 950             db_ascii_to_hex(param3, &len) != -1 &&
 951             addr1 != addr2 && addr1%4 == 0 && addr2%4 == 0 && len%4 == 0)
 952         {
 953                 buf1 = (A_UINT8 *)addr1;
 954                 buf2 = (A_UINT8 *)addr2;        ;
 955
 956                 A_PRINTF("memcmp(buf1, buf2, len) = %d\n\r", A_MEMCMP(buf1, buf2, len));
 957                 return 0;
 958         }
 959
 960         db_incorect_format();
 961         return -1;
 962 }
 963
 964 /* Memory Dump */
 965 static int db_cmd_memdump(char *cmd, char *param1, char *param2, char *param3)
 966 {
 967         A_UINT32            i;
 968         unsigned long       addr1, addr2, t_addr;
 969         A_UINT32            *val;
 970
 971         if (db_ascii_to_hex(param1, &addr1) != -1 && db_ascii_to_hex(param2, &addr2) != -1 && addr1 < addr2 && addr1%4 == 0)
 972         {
 973                 A_PRINTF("addr    data     data     data     data     data     data     data     data\n\r");
 974                 A_PRINTF("======  ======== ======== ======== ======== ======== ======== ======== ========");
 975
 976                 for (i = 0, t_addr = addr1; t_addr < addr2; i++, t_addr += 4)
 977                 {
 978                         if ((i%8) == 0)
 979                                 A_PRINTF("\n\r%06X  ", t_addr);
 980
 981                         val = (A_UINT32 *)t_addr;
 982                         A_PRINTF("%08X ", *val);
 983                 }
 984
 985                 A_PRINTF("\n\r");
 986                 return 0;
 987         }
 988
 989         db_incorect_format();
 990         return -1;
 991 }
 992 void cmnos_dbg_module_install(struct dbg_api *apis)
 993 {
 994         apis->_dbg_init = zf_debug_init;
 995         apis->_dbg_task = zf_debug_task;
 996 }
 997
 998 #endif  /* SYSTEM_MODULE_DBG */
 999