1 /***************************************************************************
2 * Copyright (C) 2007-2008 by Øyvind Harboe *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
18 ***************************************************************************/
27 #include "configuration.h"
36 #include "telnet_server.h"
37 #include "gdb_server.h"
39 #include <time_support.h>
41 #include <sys/types.h>
49 #include <cyg/io/flash.h>
50 #include <pkgconf/fs_jffs2.h> // Address of JFFS2
55 #include <cyg/fileio/fileio.h>
57 #include <cyg/athttpd/http.h>
58 #include <cyg/athttpd/socket.h>
59 #include <cyg/athttpd/handler.h>
60 #include <cyg/athttpd/cgi.h>
61 #include <cyg/athttpd/forms.h>
62 #include <cyg/hal/hal_diag.h>
63 #include <cyg/kernel/kapi.h>
64 #include <cyg/io/serialio.h>
65 #include <cyg/io/io.h>
66 #include <netinet/tcp.h>
68 #include <sys/ioctl.h>
69 #include <sys/socket.h>
70 #include <netinet/in.h>
72 #include <arpa/inet.h>
73 #include <sys/types.h>
74 #include <sys/socket.h>
76 #include <netinet/in.h>
78 #include <arpa/inet.h>
86 #if defined(CYGPKG_NET_FREEBSD_STACK)
87 #include <tftp_support.h>
88 /* posix compatibility broken*/
89 struct tftpd_fileops fileops =
91 (int (*)(const char *, int))open,
93 (int (*)(int, const void *, int))write,
94 ( int (*)(int, void *, int))read
99 #define ZYLIN_VERSION "1.44"
100 #define ZYLIN_DATE __DATE__
101 #define ZYLIN_TIME __TIME__
102 /* hmmm.... we can't pick up the right # during build if we've checked this out
103 * in Eclipse... arrggghh...*/
104 #define ZYLIN_OPENOCD 1033
105 #define ZYLIN_OPENOCD_VERSION "Zylin JTAG ZY1000 " ZYLIN_VERSION " " ZYLIN_DATE " " ZYLIN_TIME
106 #define ZYLIN_CONFIG_DIR "/config/settings"
108 void diag_write(char *buf, int len)
111 for (j = 0; j < len; j++)
113 diag_printf("%c", buf[j]);
117 static bool serialLog = true;
118 static bool writeLog = true;
129 static int fastload_num;
130 static struct FastLoad *fastload;
132 static void free_fastload()
137 for (i=0; i<fastload_num; i++)
139 if (fastload[i].data)
140 free(fastload[i].data);
148 int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
154 u32 max_address=0xffffffff;
163 if ((argc < 1)||(argc > 5))
165 return ERROR_COMMAND_SYNTAX_ERROR;
168 /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
171 image.base_address_set = 1;
172 image.base_address = strtoul(args[1], NULL, 0);
176 image.base_address_set = 0;
180 image.start_address_set = 0;
184 min_address=strtoul(args[3], NULL, 0);
188 max_address=strtoul(args[4], NULL, 0)+min_address;
191 if (min_address>max_address)
193 return ERROR_COMMAND_SYNTAX_ERROR;
196 duration_start_measure(&duration);
198 if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
205 fastload_num=image.num_sections;
206 fastload=(struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
212 memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
213 for (i = 0; i < image.num_sections; i++)
215 buffer = malloc(image.sections[i].size);
218 command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
222 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
232 /* DANGER!!! beware of unsigned comparision here!!! */
234 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
235 (image.sections[i].base_address<max_address))
237 if (image.sections[i].base_address<min_address)
239 /* clip addresses below */
240 offset+=min_address-image.sections[i].base_address;
244 if (image.sections[i].base_address+buf_cnt>max_address)
246 length-=(image.sections[i].base_address+buf_cnt)-max_address;
249 fastload[i].address=image.sections[i].base_address+offset;
250 fastload[i].data=malloc(length);
251 if (fastload[i].data==NULL)
256 memcpy(fastload[i].data, buffer+offset, length);
257 fastload[i].length=length;
259 image_size += length;
260 command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
266 duration_stop_measure(&duration, &duration_text);
267 if (retval==ERROR_OK)
269 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
275 if (retval!=ERROR_OK)
283 int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
286 return ERROR_COMMAND_SYNTAX_ERROR;
289 LOG_ERROR("No image in memory");
295 for (i=0; i<fastload_num;i++)
298 target_t *target = get_current_target(cmd_ctx);
299 if ((retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data)) != ERROR_OK)
303 size+=fastload[i].length;
305 int after=timeval_ms();
306 command_print(cmd_ctx, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
311 /* Give TELNET a way to find out what version this is */
312 int handle_zy1000_version_command(struct command_context_s *cmd_ctx, char *cmd,
313 char **args, int argc)
317 return ERROR_COMMAND_SYNTAX_ERROR;
321 command_print(cmd_ctx, ZYLIN_OPENOCD_VERSION);
322 } else if (strcmp("openocd", args[0])==0)
324 command_print(cmd_ctx, "%d", ZYLIN_OPENOCD);
325 } else if (strcmp("zy1000", args[0])==0)
327 command_print(cmd_ctx, "%s", ZYLIN_VERSION);
328 } else if (strcmp("date", args[0])==0)
330 command_print(cmd_ctx, "%s", ZYLIN_DATE);
333 return ERROR_COMMAND_SYNTAX_ERROR;
339 extern flash_driver_t *flash_drivers[];
340 extern target_type_t *target_types[];
342 #ifdef CYGPKG_PROFILE_GPROF
343 #include <cyg/profile/profile.h>
345 extern char _stext, _etext; // Defined by the linker
347 void start_profile(void)
349 // This starts up the system-wide profiling, gathering
350 // profile information on all of the code, with a 16 byte
351 // "bucket" size, at a rate of 100us/profile hit.
352 // Note: a bucket size of 16 will give pretty good function
353 // resolution. Much smaller and the buffer becomes
354 // much too large for very little gain.
355 // Note: a timer period of 100us is also a reasonable
356 // compromise. Any smaller and the overhead of
357 // handling the timter (profile) interrupt could
358 // swamp the system. A fast processor might get
359 // by with a smaller value, but a slow one could
360 // even be swamped by this value. If the value is
361 // too large, the usefulness of the profile is reduced.
363 // no more interrupts than 1/10ms.
364 // profile_on(&_stext, &_etext, 16, 10000); // DRAM
365 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
366 profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
370 // launch GDB server if a config file exists
371 bool zylinjtag_parse_config_file(struct command_context_s *cmd_ctx, const char *config_file_name)
373 bool foundFile = false;
374 FILE *config_file = NULL;
375 command_print(cmd_ctx, "executing config file %s", config_file_name);
376 config_file = fopen(config_file_name, "r");
381 retval = command_run_linef(cmd_ctx, "script %s", config_file_name);
382 if (retval == ERROR_OK)
388 command_print(cmd_ctx, "Failed executing %s %d", config_file_name, retval);
393 command_print(cmd_ctx, "No %s found", config_file_name);
402 static char reboot_stack[2048];
406 zylinjtag_reboot(cyg_addrword_t data)
409 diag_printf("Rebooting in 100 ticks..\n");
410 cyg_thread_delay(100);
411 diag_printf("Unmounting /config..\n");
413 diag_printf("Rebooting..\n");
414 HAL_PLATFORM_RESET();
416 static cyg_thread zylinjtag_thread_object;
417 static cyg_handle_t zylinjtag_thread_handle;
425 (void *)reboot_stack,
426 sizeof(reboot_stack),
427 &zylinjtag_thread_handle,
428 &zylinjtag_thread_object);
429 cyg_thread_resume(zylinjtag_thread_handle);
432 int configuration_output_handler(struct command_context_s *context, const char* line)
434 diag_printf("%s", line);
439 int zy1000_configuration_output_handler_log(struct command_context_s *context, const char* line)
441 LOG_USER_N("%s", line);
446 int handle_rm_command(struct command_context_s *cmd_ctx, char *cmd,
447 char **args, int argc)
451 command_print(cmd_ctx, "rm <filename>");
452 return ERROR_INVALID_ARGUMENTS;
455 if (unlink(args[0]) != 0)
457 command_print(cmd_ctx, "failed: %d", errno);
463 int loadFile(const char *fileName, void **data, int *len);
465 int handle_cat_command(struct command_context_s *cmd_ctx, char *cmd,
466 char **args, int argc)
470 command_print(cmd_ctx, "cat <filename>");
471 return ERROR_INVALID_ARGUMENTS;
474 // NOTE!!! we only have line printing capability so we print the entire file as a single line.
478 int retval = loadFile(args[0], &data, &len);
479 if (retval == ERROR_OK)
481 command_print(cmd_ctx, "%s", data);
486 command_print(cmd_ctx, "%s not found %d", args[0], retval);
491 int handle_trunc_command(struct command_context_s *cmd_ctx, char *cmd,
492 char **args, int argc)
496 command_print(cmd_ctx, "trunc <filename>");
497 return ERROR_INVALID_ARGUMENTS;
500 FILE *config_file = NULL;
501 config_file = fopen(args[0], "w");
502 if (config_file != NULL)
509 int handle_meminfo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
512 struct mallinfo info;
516 command_print(cmd_ctx, "meminfo");
517 return ERROR_INVALID_ARGUMENTS;
524 command_print(cmd_ctx, "Diff: %d", prev - info.fordblks);
526 prev = info.fordblks;
528 command_print(cmd_ctx, "Available ram: %d", info.fordblks );
533 static bool savePower;
535 static void setPower(bool power)
540 HAL_WRITE_UINT32(0x08000014, 0x8);
543 HAL_WRITE_UINT32(0x08000010, 0x8);
547 int handle_power_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
551 return ERROR_INVALID_ARGUMENTS;
556 if (strcmp(args[0], "on") == 0)
560 else if (strcmp(args[0], "off") == 0)
565 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
566 return ERROR_INVALID_ARGUMENTS;
570 command_print(cmd_ctx, "Target power %s", savePower ? "on" : "off");
575 int handle_append_command(struct command_context_s *cmd_ctx, char *cmd,
576 char **args, int argc)
580 command_print(cmd_ctx,
581 "append <filename> [<string1>, [<string2>, ...]]");
582 return ERROR_INVALID_ARGUMENTS;
585 FILE *config_file = NULL;
586 config_file = fopen(args[0], "a");
587 if (config_file != NULL)
590 fseek(config_file, 0, SEEK_END);
592 for (i = 1; i < argc; i++)
594 fwrite(args[i], strlen(args[i]), 1, config_file);
597 fwrite(" ", 1, 1, config_file);
600 fwrite("\n", 1, 1, config_file);
607 extern int telnet_socket;
609 int readMore(int fd, void *data, int length)
611 /* used in select() */
614 /* monitor sockets for acitvity */
617 /* listen for new connections */
618 FD_SET(fd, &read_fds);
620 // Maximum 5 seconds.
625 int retval = select(fd_max + 1, &read_fds, NULL, NULL, &tv);
628 diag_printf("Timed out waiting for binary payload\n");
634 return read_socket(fd, data, length);
637 int readAll(int fd, void *data, int length)
642 int actual = readMore(fd, ((char *) data) + pos, length - pos);
643 // diag_printf("Read %d bytes(pos=%d, length=%d)\n", actual, pos, length);
653 int handle_peek_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
658 return ERROR_INVALID_ARGUMENTS;
660 HAL_READ_UINT32(strtoul(args[0], NULL, 0), value);
661 command_print(cmd_ctx, "0x%x : 0x%x", strtoul(args[0], NULL, 0), value);
665 int handle_poke_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
669 return ERROR_INVALID_ARGUMENTS;
671 HAL_WRITE_UINT32(strtoul(args[0], NULL, 0), strtoul(args[1], NULL, 0));
675 int handle_cp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
679 return ERROR_INVALID_ARGUMENTS;
682 // NOTE!!! we only have line printing capability so we print the entire file as a single line.
686 int retval = loadFile(args[0], &data, &len);
687 if (retval != ERROR_OK)
690 FILE *f = fopen(args[1], "wb");
692 retval = ERROR_INVALID_ARGUMENTS;
697 int chunk = len - pos;
698 static const int maxChunk = 512 * 1024; // ~1/sec
699 if (chunk > maxChunk)
704 if ((retval==ERROR_OK)&&(fwrite(((char *)data)+pos, 1, chunk, f)!=chunk))
705 retval = ERROR_INVALID_ARGUMENTS;
707 if (retval != ERROR_OK)
712 command_print(cmd_ctx, "%d", len - pos);
720 if (retval == ERROR_OK)
722 command_print(cmd_ctx, "Copied %s to %s", args[0], args[1]);
725 command_print(cmd_ctx, "Failed: %d", retval);
733 if (retval != ERROR_OK)
739 #ifdef CYGPKG_PROFILE_GPROF
740 extern void start_profile();
742 int eCosBoard_handle_eCosBoard_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
744 command_print(cmd_ctx, "Profiling started");
751 externC void phi_init_all_network_interfaces();
753 command_context_t *cmd_ctx;
755 static bool webRunning = false;
757 void keep_webserver()
759 // Target initialisation is only attempted at startup, so we sleep forever and
760 // let the http server bail us out(i.e. get config files set up).
761 diag_printf("OpenOCD has invoked exit().\n"
762 "Use web server to correct any configuration settings and reboot.\n");
766 // exit() will terminate the current thread and we we'll then sleep eternally or
767 // we'll have a reboot scheduled.
770 extern void printDccChar(char c);
772 static char logBuffer[128 * 1024];
773 static const int logSize = sizeof(logBuffer);
777 void _zylinjtag_diag_write_char(char c, void **param)
781 logBuffer[writePtr] = c;
782 writePtr = (writePtr + 1) % logSize;
789 HAL_DIAG_WRITE_CHAR('\r');
791 HAL_DIAG_WRITE_CHAR(c);
797 #define SHOW_RESULT(a, b) diag_printf(#a " failed %d\n", (int)b)
800 static void copyfile(char *name2, char *name1)
808 fd1 = open(name1, O_WRONLY | O_CREAT);
810 SHOW_RESULT( open, fd1 );
812 fd2 = open(name2, O_RDONLY);
814 SHOW_RESULT( open, fd2 );
818 done = read(fd2, buf, IOSIZE );
821 SHOW_RESULT( read, done );
825 if( done == 0 ) break;
827 wrote = write(fd1, buf, done);
828 if( wrote != done ) SHOW_RESULT( write, wrote );
830 if( wrote != done ) break;
834 if( err < 0 ) SHOW_RESULT( close, err );
837 if( err < 0 ) SHOW_RESULT( close, err );
840 static void copydir(char *name)
845 mkdir("/ram/cgi", 0777);
847 dirp = opendir(name);
848 if( dirp == NULL ) SHOW_RESULT( opendir, -1 );
852 struct dirent *entry = readdir(dirp);
857 if (strcmp(entry->d_name, ".") == 0)
859 if (strcmp(entry->d_name, "..") == 0)
864 char fullPath[PATH_MAX];
865 strncpy(fullPath, name, PATH_MAX);
866 strcat(fullPath, "/");
867 strncat(fullPath, entry->d_name, PATH_MAX - strlen(fullPath));
869 if (stat(fullPath, &buf) == -1)
871 diag_printf("unable to read status from %s", fullPath);
874 isDir = S_ISDIR(buf.st_mode) != 0;
879 // diag_printf("<INFO>: entry %14s",entry->d_name);
880 char fullname[PATH_MAX];
881 char fullname2[PATH_MAX];
883 strcpy(fullname, name);
884 strcat(fullname, entry->d_name);
886 strcpy(fullname2, "/ram/cgi/");
887 strcat(fullname2, entry->d_name);
888 // diag_printf("from %s to %s\n", fullname, fullname2);
889 copyfile(fullname, fullname2);
891 // diag_printf("\n");
894 err = closedir(dirp);
895 if( err < 0 ) SHOW_RESULT( stat, err );
899 MTAB_ENTRY( romfs_mte1,
903 (CYG_ADDRWORD) &filedata[0] );
906 void openocd_sleep_prelude()
908 cyg_mutex_unlock(&httpstate.jim_lock);
911 void openocd_sleep_postlude()
913 cyg_mutex_lock(&httpstate.jim_lock);
917 zylinjtag_Jim_Command_rm(Jim_Interp *interp,
919 Jim_Obj * const *argv)
924 Jim_WrongNumArgs(interp, 1, argv, "rm ?dirorfile?");
929 if (unlink(Jim_GetString(argv[1], NULL)) == 0)
931 if (rmdir(Jim_GetString(argv[1], NULL)) == 0)
934 return del ? JIM_OK : JIM_ERR;
937 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
938 Jim_Obj * const *argv)
940 cyg_handle_t thread = 0;
942 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
944 /* Loop over the threads, and generate a table row for
947 while (cyg_thread_get_next(&thread, &id))
949 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
951 cyg_thread_info info;
954 cyg_thread_get_info(thread, id, &info);
956 if (info.name == NULL)
957 info.name = "<no name>";
959 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
960 info.name, strlen(info.name)));
962 /* Translate the state into a string.
965 state_string = "RUN";
966 else if (info.state & 0x04)
967 state_string = "SUSP";
969 switch (info.state & 0x1b)
972 state_string = "SLEEP";
975 state_string = "CNTSLEEP";
978 state_string = "CREATE";
981 state_string = "EXIT";
984 state_string = "????";
988 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
989 state_string, strlen(state_string)));
991 Jim_ListAppendElement (interp, threadObj, Jim_NewIntObj(interp, id));
992 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, info.set_pri));
993 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, info.cur_pri));
995 Jim_ListAppendElement(interp, threads, threadObj);
997 Jim_SetResult( interp, threads);
1004 zylinjtag_Jim_Command_ls(Jim_Interp *interp,
1006 Jim_Obj * const *argv)
1010 Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?");
1014 char *name = (char*) Jim_GetString(argv[1], NULL);
1017 dirp = opendir(name);
1022 Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0);
1026 struct dirent *entry = NULL;
1027 entry = readdir(dirp);
1031 if ((strcmp(".", entry->d_name)==0)||(strcmp("..", entry->d_name)==0))
1034 Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, entry->d_name, strlen(entry->d_name)));
1038 Jim_SetResult(interp, objPtr);
1045 zylinjtag_Jim_Command_getmem(Jim_Interp *interp,
1047 Jim_Obj * const *argv)
1051 Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?");
1057 if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
1059 if (Jim_GetLong(interp, argv[2], &length) != JIM_OK)
1062 if (length < 0 && length > (4096 * 1024))
1064 Jim_WrongNumArgs(interp, 1, argv, "getmem ?dir?");
1068 void *mem = malloc(length);
1072 target_t *target = get_current_target(cmd_ctx);
1077 if ((address % 4 == 0) && (count % 4 == 0))
1083 if ((retval = target->type->read_memory(target, address, size, count, mem)) != ERROR_OK)
1089 Jim_Obj *objPtr = Jim_NewStringObj(interp, mem, length);
1090 Jim_SetResult(interp, objPtr);
1098 zylinjtag_Jim_Command_peek(Jim_Interp *interp,
1100 Jim_Obj * const *argv)
1104 Jim_WrongNumArgs(interp, 1, argv, "peek ?address?");
1109 if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
1112 int value = *((volatile int *) address);
1114 Jim_SetResult(interp, Jim_NewIntObj(interp, value));
1120 zylinjtag_Jim_Command_poke(Jim_Interp *interp,
1122 Jim_Obj * const *argv)
1126 Jim_WrongNumArgs(interp, 1, argv, "poke ?address? ?value?");
1131 if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
1134 if (Jim_GetLong(interp, argv[2], &value) != JIM_OK)
1137 *((volatile int *) address) = value;
1145 zylinjtag_Jim_Command_flash(Jim_Interp *interp,
1147 Jim_Obj * const *argv)
1151 flash_bank_t *t = get_flash_bank_by_num_noprobe(0);
1161 if (retval == JIM_OK)
1163 Jim_SetResult(interp, Jim_NewIntObj(interp, base));
1174 zylinjtag_Jim_Command_log(Jim_Interp *interp,
1176 Jim_Obj * const *argv)
1178 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
1180 if (logCount >= logSize)
1182 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer+logCount%logSize, logSize-logCount%logSize);
1184 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
1186 Jim_SetResult(interp, tclOutput);
1191 zylinjtag_Jim_Command_reboot(Jim_Interp *interp,
1193 Jim_Obj * const *argv)
1200 zylinjtag_Jim_Command_mac(Jim_Interp *interp,
1202 Jim_Obj * const *argv)
1206 s = socket(AF_INET, SOCK_DGRAM, 0);
1209 strcpy(ifr.ifr_name, "eth0");
1211 res = ioctl(s, SIOCGIFHWADDR, &ifr);
1220 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
1223 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
1224 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
1225 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
1226 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
1227 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
1228 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
1229 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
1231 Jim_AppendString(httpstate.jim_interp, tclOutput, hwaddr, strlen(hwaddr));
1233 Jim_SetResult(interp, tclOutput);
1239 zylinjtag_Jim_Command_ip(Jim_Interp *interp,
1241 Jim_Obj * const *argv)
1243 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
1245 struct ifaddrs *ifa = NULL, *ifp = NULL;
1247 if (getifaddrs(&ifp) < 0)
1252 for (ifa = ifp; ifa; ifa = ifa->ifa_next)
1257 if (ifa->ifa_addr->sa_family == AF_INET)
1258 salen = sizeof(struct sockaddr_in);
1259 else if (ifa->ifa_addr->sa_family == AF_INET6)
1260 salen = sizeof(struct sockaddr_in6);
1264 if (getnameinfo(ifa->ifa_addr, salen, ip, sizeof(ip), NULL, 0,
1265 NI_NUMERICHOST) < 0)
1270 Jim_AppendString(httpstate.jim_interp, tclOutput, ip, strlen(ip));
1277 Jim_SetResult(interp, tclOutput);
1282 extern Jim_Interp *interp;
1284 static void zylinjtag_startNetwork()
1286 // Bring TCP/IP up immediately before we're ready to accept commands.
1288 // That is as soon as a PING responds, we're accepting telnet sessions.
1289 #if defined(CYGPKG_NET_FREEBSD_STACK)
1290 phi_init_all_network_interfaces();
1296 diag_printf("Network not up and running\n");
1299 #if defined(CYGPKG_NET_FREEBSD_STACK)
1301 tftpd_start(69, &fileops);
1304 cyg_httpd_init_tcl_interpreter();
1306 interp = httpstate.jim_interp;
1308 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log, NULL, NULL);
1309 Jim_CreateCommand(httpstate.jim_interp, "reboot", zylinjtag_Jim_Command_reboot, NULL, NULL);
1310 Jim_CreateCommand(httpstate.jim_interp, "peek", zylinjtag_Jim_Command_peek, NULL, NULL);
1311 Jim_CreateCommand(httpstate.jim_interp, "zy1000_flash", zylinjtag_Jim_Command_flash, NULL, NULL);
1312 Jim_CreateCommand(httpstate.jim_interp, "poke", zylinjtag_Jim_Command_poke, NULL, NULL);
1313 Jim_CreateCommand(httpstate.jim_interp, "ls", zylinjtag_Jim_Command_ls, NULL, NULL);
1314 Jim_CreateCommand(httpstate.jim_interp, "threads", zylinjtag_Jim_Command_threads, NULL, NULL);
1315 Jim_CreateCommand(httpstate.jim_interp, "getmem", zylinjtag_Jim_Command_getmem, NULL, NULL);
1316 Jim_CreateCommand(httpstate.jim_interp, "mac", zylinjtag_Jim_Command_mac, NULL, NULL);
1317 Jim_CreateCommand(httpstate.jim_interp, "ip", zylinjtag_Jim_Command_ip, NULL, NULL);
1318 Jim_CreateCommand(httpstate.jim_interp, "rm", zylinjtag_Jim_Command_rm, NULL, NULL);
1324 diag_printf("Web server running\n");
1327 static bool readPowerDropout()
1330 // sample and clear power dropout
1331 HAL_WRITE_UINT32(0x08000010, 0x80);
1332 HAL_READ_UINT32(0x08000010, state);
1334 powerDropout = (state & 0x80) != 0;
1335 return powerDropout;
1341 // sample and clear SRST sensing
1342 HAL_WRITE_UINT32(0x08000010, 0x00000040);
1343 HAL_READ_UINT32(0x08000010, state);
1345 srstAsserted = (state & 0x40) != 0;
1346 return srstAsserted;
1349 // every 300ms we check for reset & powerdropout and issue a "reset halt" if
1353 static int sense_handler(void *priv)
1355 struct command_context_s *cmd_ctx;
1356 cmd_ctx = (struct command_context_s *) priv;
1358 static bool prevSrstAsserted = false;
1359 static bool prevPowerdropout = false;
1362 powerDropout = readPowerDropout();
1365 powerRestored = prevPowerdropout && !powerDropout;
1368 LOG_USER("Sensed power restore.");
1371 cyg_tick_count_t current = cyg_current_time();
1372 static cyg_tick_count_t lastPower = 0;
1373 bool waitMore = lastPower + 200 > current;
1374 if (powerDropout && !waitMore)
1376 LOG_USER("Sensed power dropout.");
1377 lastPower = current;
1380 bool srstAsserted = readSRST();
1382 bool srstDeasserted;
1383 srstDeasserted = prevSrstAsserted && !srstAsserted;
1385 static cyg_tick_count_t lastSrst = 0;
1386 waitMore = lastSrst + 200 > current;
1387 if (srstDeasserted && !waitMore)
1389 LOG_USER("Sensed nSRST deasserted");
1393 if (!prevSrstAsserted && srstAsserted)
1395 LOG_USER("Sensed nSRST asserted");
1398 prevSrstAsserted = srstAsserted;
1399 prevPowerdropout = powerDropout;
1401 if (srstDeasserted || powerRestored)
1403 /* Other than logging the event we can't do anything here.
1404 * Issuing a reset is a particularly bad idea as we might
1405 * be inside a reset already.
1415 print_exception_handler(cyg_addrword_t data, cyg_code_t exception, cyg_addrword_t info)
1419 char *infoStr = "unknown";
1422 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
1423 infoStr = "undefined instruction";
1425 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
1426 infoStr = "software interrupt";
1428 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
1429 infoStr = "abort prefetch";
1431 case CYGNUM_HAL_VECTOR_ABORT_DATA:
1432 infoStr = "abort data";
1438 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
1440 diag_printf("Dumping log\n---\n");
1441 if (logCount >= logSize)
1443 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
1445 diag_write(logBuffer, writePtr);
1447 diag_printf("---\nLogdump complete.\n");
1448 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
1449 diag_printf("\n---\nRebooting\n");
1450 HAL_PLATFORM_RESET();
1454 static void setHandler(cyg_code_t exception)
1456 cyg_exception_handler_t *old_handler;
1457 cyg_addrword_t old_data;
1459 cyg_exception_set_handler(exception,
1460 print_exception_handler,
1466 static cyg_thread zylinjtag_uart_thread_object;
1467 static cyg_handle_t zylinjtag_uart_thread_handle;
1468 static char uart_stack[4096];
1470 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
1471 static char backwardBuffer[1024];
1473 static cyg_io_handle_t serial_handle;
1475 void setNoDelay(int session, int flag)
1478 // This decreases latency dramatically for e.g. GDB load which
1479 // does not have a sliding window protocol
1481 // Can cause *lots* of TCP/IP packets to be sent and it would have
1482 // to be enabled/disabled on the fly to avoid the CPU being
1484 setsockopt(session, /* socket affected */
1485 IPPROTO_TCP, /* set option at TCP level */
1486 TCP_NODELAY, /* name of option */
1487 (char *) &flag, /* the cast is historical
1489 sizeof(int)); /* length of option value */
1499 } tcpipSent[512 * 1024];
1503 zylinjtag_uart(cyg_addrword_t data)
1505 int so_reuseaddr_option = 1;
1508 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
1510 LOG_ERROR("error creating socket: %s", strerror(errno));
1514 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*)&so_reuseaddr_option, sizeof(int));
1516 struct sockaddr_in sin;
1517 unsigned int address_size;
1518 address_size = sizeof(sin);
1519 memset(&sin, 0, sizeof(sin));
1520 sin.sin_family = AF_INET;
1521 sin.sin_addr.s_addr = INADDR_ANY;
1522 sin.sin_port = htons(5555);
1524 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
1526 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
1530 if (listen(fd, 1) == -1)
1532 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
1535 // socket_nonblock(fd);
1540 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
1546 setNoDelay(session, 1);
1547 int oldopts = fcntl(session, F_GETFL, 0);
1548 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
1550 int serHandle = open("/dev/ser0", O_RDWR | O_NONBLOCK);
1568 FD_ZERO(&write_fds);
1571 FD_SET(session, &read_fds);
1573 FD_SET(serHandle, &read_fds);
1574 if (serHandle > fd_max)
1580 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
1581 if ((actual == 0) && (actual2 == 0))
1583 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
1592 memset(backwardBuffer, 's', sizeof(backwardBuffer));
1593 actual2=read(serHandle, backwardBuffer, sizeof(backwardBuffer));
1596 if (errno != EAGAIN)
1609 int written = write(session, backwardBuffer + pos2, actual2);
1617 if (FD_ISSET(session, &read_fds)&&(sizeof(forwardBuffer)>actual))
1619 // NB! Here it is important that we empty the TCP/IP read buffer
1620 // to make transmission tick right
1621 memmove(forwardBuffer, forwardBuffer + pos, actual);
1624 // this will block if there is no data at all
1625 t=read_socket(session, forwardBuffer+actual, sizeof(forwardBuffer)-actual);
1637 /* Do not put things into the serial buffer if it has something to send
1638 * as that can cause a single byte to be sent at the time.
1642 int written = write(serHandle, forwardBuffer + pos, actual);
1645 if (errno != EAGAIN)
1649 // The serial buffer is full
1660 tcpipSent[cur].req = x;
1661 tcpipSent[cur].actual = y;
1662 tcpipSent[cur].req2 = x2;
1663 tcpipSent[cur].actual2 = y2;
1673 for (i = 0; i < 1024; i++)
1675 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual, tcpipSent[i].req2, tcpipSent[i].actual2);
1683 void startUart(void)
1685 cyg_thread_create(1,
1691 &zylinjtag_uart_thread_handle,
1692 &zylinjtag_uart_thread_object);
1693 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
1694 cyg_thread_resume(zylinjtag_uart_thread_handle);
1699 int handle_uart_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1703 command_print(cmd_ctx, "usage: uart <baudrate>");
1704 return ERROR_INVALID_ARGUMENTS;
1707 int baud = atol(args[0]);
1712 baud = CYGNUM_SERIAL_BAUD_9600;
1715 baud = CYGNUM_SERIAL_BAUD_19200;
1718 baud = CYGNUM_SERIAL_BAUD_38400;
1721 baud = CYGNUM_SERIAL_BAUD_57600;
1724 baud = CYGNUM_SERIAL_BAUD_115200;
1727 baud = CYGNUM_SERIAL_BAUD_230400;
1730 command_print(cmd_ctx, "unsupported baudrate");
1731 return ERROR_INVALID_ARGUMENTS;
1734 cyg_serial_info_t buf;
1736 //get existing serial configuration
1737 len = sizeof(cyg_serial_info_t);
1739 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
1740 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf, &len);
1743 command_print(cmd_ctx, "Failed to get serial port settings %d", err);
1748 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf, &len);
1751 command_print(cmd_ctx, "Failed to set serial port settings %d", err);
1758 bool logAllToSerial = false;
1760 /* boolean parameter stored on config */
1761 bool boolParam(char *var)
1763 bool result = false;
1764 char *name = alloc_printf(ZYLIN_CONFIG_DIR "/%s", var);
1770 if (loadFile(name, &data, &len) == ERROR_OK)
1774 result = strncmp((char *) data, "1", len) == 0;
1781 command_context_t *setup_command_handler();
1783 int add_default_dirs(void)
1785 add_script_search_dir(ZYLIN_CONFIG_DIR);
1786 add_script_search_dir("/rom/lib/openocd");
1787 add_script_search_dir("/rom");
1791 int main(int argc, char *argv[])
1793 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
1794 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
1795 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
1798 err = cyg_io_lookup("/dev/ser0", &serial_handle);
1801 diag_printf("/dev/ser0 not found\n");
1805 setPower(true); // on by default
1807 atexit(keep_webserver);
1809 err = mount("", "/ram", "ramfs");
1812 diag_printf("unable to mount ramfs\n");
1817 sprintf(address, "%p", &filedata[0]);
1818 err = mount(address, "/rom", "romfs");
1821 diag_printf("unable to mount /rom\n");
1824 err = mount("", "/log", "logfs");
1827 diag_printf("unable to mount logfs\n");
1830 err = mount("", "/tftp", "tftpfs");
1833 diag_printf("unable to mount logfs\n");
1836 log = fopen("/log/log", "w");
1839 diag_printf("Could not open log file /ram/log\n");
1843 diag_init_putc(_zylinjtag_diag_write_char);
1845 // We want this in the log.
1846 diag_printf("Zylin ZY1000. Copyright Zylin AS 2007-2008.\n");
1847 diag_printf("%s\n", ZYLIN_OPENOCD_VERSION);
1851 err = mount("/dev/flash1", "/config", "jffs2");
1854 diag_printf("unable to mount jffs\n");
1858 mkdir(ZYLIN_CONFIG_DIR, 0777);
1859 mkdir(ZYLIN_CONFIG_DIR "/target", 0777);
1860 mkdir(ZYLIN_CONFIG_DIR "/event", 0777);
1862 logAllToSerial = boolParam("logserial");
1864 // We need the network & web server in case there is something wrong with
1865 // the config files that invoke exit()
1866 zylinjtag_startNetwork();
1868 /* we're going to access the jim interpreter from here on... */
1869 openocd_sleep_postlude();
1874 /* initialize commandline interface */
1875 command_context_t *cmd_ctx;
1876 cmd_ctx = setup_command_handler();
1877 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1878 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1881 register_command(cmd_ctx, NULL, "zy1000_version", handle_zy1000_version_command,
1882 COMMAND_EXEC, "show zy1000 version numbers");
1884 register_command(cmd_ctx, NULL, "rm", handle_rm_command, COMMAND_ANY,
1887 register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
1888 "same args as load_image, image stored in memory");
1890 register_command(cmd_ctx, NULL, "fast_load", handle_fast_load_command, COMMAND_ANY,
1891 "loads active fast load image to current target");
1893 register_command(cmd_ctx, NULL, "cat", handle_cat_command, COMMAND_ANY,
1896 register_command(cmd_ctx, NULL, "trunc", handle_trunc_command, COMMAND_ANY,
1899 register_command(cmd_ctx, NULL, "append_file", handle_append_command,
1900 COMMAND_ANY, "append <filname>");
1902 register_command(cmd_ctx, NULL, "power", handle_power_command, COMMAND_ANY,
1903 "power <on/off> - turn power switch to target on/off. No arguments - print status.");
1905 register_command(cmd_ctx, NULL, "meminfo", handle_meminfo_command,
1906 COMMAND_ANY, "meminfo");
1908 register_command(cmd_ctx, NULL, "cp", handle_cp_command,
1909 COMMAND_ANY, "cp <from> <to>");
1911 #ifdef CYGPKG_PROFILE_GPROF
1912 register_command(cmd_ctx, NULL, "ecosboard_profile", eCosBoard_handle_eCosBoard_profile_command,
1915 register_command(cmd_ctx, NULL, "uart", handle_uart_command,
1916 COMMAND_ANY, "uart <baud> - forward uart on port 5555");
1920 errVal = log_init(cmd_ctx);
1921 if (errVal != ERROR_OK)
1923 diag_printf("log_init() failed %d\n", errVal);
1927 set_log_output(cmd_ctx, log);
1929 LOG_DEBUG("log init complete");
1931 // diag_printf("Executing config files\n");
1935 diag_printf(ZYLIN_CONFIG_DIR "/logserial=1 => sending log output to serial port using \"debug_level 3\" as default.\n");
1936 command_run_line(cmd_ctx, "debug_level 3");
1939 zylinjtag_parse_config_file(cmd_ctx, "/rom/openocd.cfg");
1941 target_register_timer_callback(sense_handler, 200, 1, cmd_ctx);
1944 // diag_printf() is really invoked from many more places than we trust it
1945 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1947 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1948 // fingers that it doesn't cause any crashes.
1949 diag_printf("Init complete, GDB & telnet servers launched.\n");
1950 command_set_output_handler(cmd_ctx, zy1000_configuration_output_handler_log, NULL);
1951 if (!logAllToSerial)
1956 /* handle network connections */
1957 server_loop(cmd_ctx);
1958 openocd_sleep_prelude();
1960 /* shut server down */
1963 /* free commandline interface */
1964 command_done(cmd_ctx);
1974 cyg_httpd_exec_cgi_tcl(char *file_name);
1975 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1977 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1981 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1983 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1984 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1986 #include <pkgconf/system.h>
1987 #include <pkgconf/hal.h>
1988 #include <pkgconf/kernel.h>
1989 #include <pkgconf/io_fileio.h>
1990 #include <pkgconf/fs_rom.h>
1992 #include <cyg/kernel/ktypes.h> // base kernel types
1993 #include <cyg/infra/cyg_trac.h> // tracing macros
1994 #include <cyg/infra/cyg_ass.h> // assertion macros
1996 #include <sys/types.h>
1998 #include <sys/stat.h>
2007 #include <cyg/fileio/fileio.h>
2009 #include <cyg/kernel/kapi.h>
2010 #include <cyg/infra/diag.h>
2012 //==========================================================================
2013 // Eventually we want to eXecute In Place from the ROM in a protected
2014 // environment, so we'll need executables to be aligned to a boundary
2015 // suitable for MMU protection. A suitable boundary would be the 4k
2016 // boundary in all the CPU architectures I am currently aware of.
2018 // Forward definitions
2020 // Filesystem operations
2021 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
2022 static int tftpfs_umount(cyg_mtab_entry *mte);
2023 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2024 int mode, cyg_file *fte);
2025 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
2026 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
2029 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
2030 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
2031 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
2033 //==========================================================================
2034 // Filesystem table entries
2036 // -------------------------------------------------------------------------
2038 // This defines the entry in the filesystem table.
2039 // For simplicity we use _FILESYSTEM synchronization for all accesses since
2040 // we should never block in any filesystem operations.
2042 FSTAB_ENTRY( tftpfs_fste, "tftpfs", 0,
2047 (cyg_fsop_unlink *)cyg_fileio_erofs,
2048 (cyg_fsop_mkdir *)cyg_fileio_erofs,
2049 (cyg_fsop_rmdir *)cyg_fileio_erofs,
2050 (cyg_fsop_rename *)cyg_fileio_erofs,
2051 (cyg_fsop_link *)cyg_fileio_erofs,
2052 (cyg_fsop_opendir *)cyg_fileio_erofs,
2053 (cyg_fsop_chdir *)cyg_fileio_erofs,
2054 (cyg_fsop_stat *)cyg_fileio_erofs,
2055 (cyg_fsop_getinfo *)cyg_fileio_erofs,
2056 (cyg_fsop_setinfo *)cyg_fileio_erofs);
2059 // -------------------------------------------------------------------------
2061 // This defines a single ROMFS loaded into ROM at the configured address
2063 // MTAB_ENTRY( rom_mte, // structure name
2064 // "/rom", // mount point
2065 // "romfs", // FIlesystem type
2066 // "", // hardware device
2067 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
2071 // -------------------------------------------------------------------------
2073 // This set of file operations are used for normal open files.
2075 static cyg_fileops tftpfs_fileops =
2080 (cyg_fileop_ioctl *)cyg_fileio_erofs,
2084 (cyg_fileop_fstat *) cyg_fileio_erofs,
2085 (cyg_fileop_getinfo *) cyg_fileio_erofs,
2086 (cyg_fileop_setinfo *)cyg_fileio_erofs,
2089 // -------------------------------------------------------------------------
2091 // Process a mount request. This mainly finds root for the
2094 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
2099 static int tftpfs_umount(cyg_mtab_entry *mte)
2114 static void freeTftp(struct Tftp *t)
2127 static const int tftpMaxSize = 8192 * 1024;
2128 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2129 int mode, cyg_file *file)
2132 tftp = malloc(sizeof(struct Tftp));
2135 memset(tftp, 0, sizeof(struct Tftp));
2137 file->f_flag |= mode & CYG_FILE_MODE_MASK;
2138 file->f_type = CYG_FILE_TYPE_FILE;
2139 file->f_ops = &tftpfs_fileops;
2144 tftp->mem = malloc(tftpMaxSize);
2145 if (tftp->mem == NULL)
2151 char *server = strchr(name, '/');
2158 tftp->server = malloc(server - name + 1);
2159 if (tftp->server == NULL)
2164 strncpy(tftp->server, name, server - name);
2165 tftp->server[server - name] = 0;
2167 tftp->file = strdup(server + 1);
2168 if (tftp->file == NULL)
2174 file->f_data = (CYG_ADDRWORD) tftp;
2179 static int fetchTftp(struct Tftp *tftp)
2181 if (!tftp->readFile)
2184 tftp->actual = tftp_client_get( tftp->file, tftp->server, 0, tftp->mem, tftpMaxSize, TFTP_OCTET, &err);
2186 if (tftp->actual < 0)
2195 // -------------------------------------------------------------------------
2196 // tftpfs_fo_write()
2197 // Read data from file.
2200 tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
2202 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2204 if (fetchTftp(tftp) != ENOERR)
2208 off_t pos = fp->f_offset;
2210 for (i = 0; i < uio->uio_iovcnt; i++)
2212 cyg_iovec *iov = &uio->uio_iov[i];
2213 char *buf = (char *) iov->iov_base;
2214 off_t len = iov->iov_len;
2216 if (len + pos > tftp->actual)
2218 len = tftp->actual - pos;
2220 resid += iov->iov_len - len;
2222 memcpy(buf, tftp->mem + pos, len);
2226 uio->uio_resid = resid;
2234 tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
2236 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2239 off_t pos = fp->f_offset;
2241 for (i = 0; i < uio->uio_iovcnt; i++)
2243 cyg_iovec *iov = &uio->uio_iov[i];
2244 char *buf = (char *) iov->iov_base;
2245 off_t len = iov->iov_len;
2247 if (len + pos > tftpMaxSize)
2249 len = tftpMaxSize - pos;
2251 resid += iov->iov_len - len;
2253 memcpy(tftp->mem + pos, buf, len);
2257 uio->uio_resid = resid;
2266 tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
2272 // -------------------------------------------------------------------------
2274 // Close a file. We just clear out the data pointer.
2276 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
2278 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2283 tftp_client_put( tftp->file, tftp->server, 0, tftp->mem, fp->f_offset, TFTP_OCTET, &error);
2291 // -------------------------------------------------------------------------
2293 // Seek to a new file position.
2295 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
2297 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2300 if (fetchTftp(tftp) != ENOERR)
2306 // Pos is already where we want to be.
2310 // Add pos to current offset.
2311 pos += fp->f_offset;
2315 // Add pos to file size.
2316 pos += tftp->actual;
2323 // Check that pos is still within current file size, or at the
2325 if (pos < 0 || pos > tftp->actual)
2328 // All OK, set fp offset and return new position.
2329 *apos = fp->f_offset = pos;
2337 cyg_thread_delay(us / 10000 + 1);
2344 show_log_entry(CYG_HTTPD_STATE *phttpstate)
2346 cyg_httpd_start_chunked("text");
2347 if (logCount >= logSize)
2349 cyg_httpd_write_chunked(logBuffer+logCount%logSize, logSize-logCount%logSize);
2351 cyg_httpd_write_chunked(logBuffer, writePtr);
2352 cyg_httpd_end_chunked();
2356 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
2358 // Filesystem operations
2359 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
2360 static int logfs_umount(cyg_mtab_entry *mte);
2361 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2362 int mode, cyg_file *fte);
2364 logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
2367 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
2368 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
2370 //==========================================================================
2371 // Filesystem table entries
2373 // -------------------------------------------------------------------------
2375 // This defines the entry in the filesystem table.
2376 // For simplicity we use _FILESYSTEM synchronization for all accesses since
2377 // we should never block in any filesystem operations.
2378 FSTAB_ENTRY( logfs_fste, "logfs", 0,
2379 CYG_SYNCMODE_FILE_FILESYSTEM|CYG_SYNCMODE_IO_FILESYSTEM,
2383 (cyg_fsop_unlink *)cyg_fileio_erofs,
2384 (cyg_fsop_mkdir *)cyg_fileio_erofs,
2385 (cyg_fsop_rmdir *)cyg_fileio_erofs,
2386 (cyg_fsop_rename *)cyg_fileio_erofs,
2387 (cyg_fsop_link *)cyg_fileio_erofs,
2388 (cyg_fsop_opendir *)cyg_fileio_erofs,
2389 (cyg_fsop_chdir *)cyg_fileio_erofs,
2390 (cyg_fsop_stat *)cyg_fileio_erofs,
2391 (cyg_fsop_getinfo *)cyg_fileio_erofs,
2392 (cyg_fsop_setinfo *)cyg_fileio_erofs);
2394 // -------------------------------------------------------------------------
2396 // This set of file operations are used for normal open files.
2398 static cyg_fileops logfs_fileops =
2400 (cyg_fileop_read *)cyg_fileio_erofs,
2401 (cyg_fileop_write *)logfs_fo_write,
2402 (cyg_fileop_lseek *) cyg_fileio_erofs,
2403 (cyg_fileop_ioctl *)cyg_fileio_erofs,
2407 (cyg_fileop_fstat *)cyg_fileio_erofs,
2408 (cyg_fileop_getinfo *) cyg_fileio_erofs,
2409 (cyg_fileop_setinfo *)cyg_fileio_erofs,
2412 // -------------------------------------------------------------------------
2414 // Process a mount request. This mainly finds root for the
2417 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
2422 static int logfs_umount(cyg_mtab_entry *mte)
2427 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2428 int mode, cyg_file *file)
2430 file->f_flag |= mode & CYG_FILE_MODE_MASK;
2431 file->f_type = CYG_FILE_TYPE_FILE;
2432 file->f_ops = &logfs_fileops;
2439 // -------------------------------------------------------------------------
2441 // Write data to file.
2444 logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
2447 for (i = 0; i < uio->uio_iovcnt; i++)
2449 cyg_iovec *iov = &uio->uio_iov[i];
2450 char *buf = (char *) iov->iov_base;
2451 off_t len = iov->iov_len;
2453 diag_write(buf, len);
2460 logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
2465 // -------------------------------------------------------------------------
2467 // Close a file. We just clear out the data pointer.
2469 static int logfs_fo_close(struct CYG_FILE_TAG *fp)