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 "1.45"
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 "$Revision$"
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)
325 revision=atol(ZYLIN_OPENOCD+strlen("XRevision: "));
326 command_print(cmd_ctx, "%d", revision);
327 } else if (strcmp("zy1000", args[0])==0)
329 command_print(cmd_ctx, "%s", ZYLIN_VERSION);
330 } else if (strcmp("date", args[0])==0)
332 command_print(cmd_ctx, "%s", ZYLIN_DATE);
335 return ERROR_COMMAND_SYNTAX_ERROR;
341 extern flash_driver_t *flash_drivers[];
342 extern target_type_t *target_types[];
344 #ifdef CYGPKG_PROFILE_GPROF
345 #include <cyg/profile/profile.h>
347 extern char _stext, _etext; // Defined by the linker
349 void start_profile(void)
351 // This starts up the system-wide profiling, gathering
352 // profile information on all of the code, with a 16 byte
353 // "bucket" size, at a rate of 100us/profile hit.
354 // Note: a bucket size of 16 will give pretty good function
355 // resolution. Much smaller and the buffer becomes
356 // much too large for very little gain.
357 // Note: a timer period of 100us is also a reasonable
358 // compromise. Any smaller and the overhead of
359 // handling the timter (profile) interrupt could
360 // swamp the system. A fast processor might get
361 // by with a smaller value, but a slow one could
362 // even be swamped by this value. If the value is
363 // too large, the usefulness of the profile is reduced.
365 // no more interrupts than 1/10ms.
366 // profile_on(&_stext, &_etext, 16, 10000); // DRAM
367 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
368 profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
372 // launch GDB server if a config file exists
373 bool zylinjtag_parse_config_file(struct command_context_s *cmd_ctx, const char *config_file_name)
375 bool foundFile = false;
376 FILE *config_file = NULL;
377 command_print(cmd_ctx, "executing config file %s", config_file_name);
378 config_file = fopen(config_file_name, "r");
383 retval = command_run_linef(cmd_ctx, "script %s", config_file_name);
384 if (retval == ERROR_OK)
390 command_print(cmd_ctx, "Failed executing %s %d", config_file_name, retval);
395 command_print(cmd_ctx, "No %s found", config_file_name);
404 static char reboot_stack[2048];
408 zylinjtag_reboot(cyg_addrword_t data)
411 diag_printf("Rebooting in 100 ticks..\n");
412 cyg_thread_delay(100);
413 diag_printf("Unmounting /config..\n");
415 diag_printf("Rebooting..\n");
416 HAL_PLATFORM_RESET();
418 static cyg_thread zylinjtag_thread_object;
419 static cyg_handle_t zylinjtag_thread_handle;
427 (void *)reboot_stack,
428 sizeof(reboot_stack),
429 &zylinjtag_thread_handle,
430 &zylinjtag_thread_object);
431 cyg_thread_resume(zylinjtag_thread_handle);
434 int configuration_output_handler(struct command_context_s *context, const char* line)
436 diag_printf("%s", line);
441 int zy1000_configuration_output_handler_log(struct command_context_s *context, const char* line)
443 LOG_USER_N("%s", line);
448 int handle_rm_command(struct command_context_s *cmd_ctx, char *cmd,
449 char **args, int argc)
453 command_print(cmd_ctx, "rm <filename>");
454 return ERROR_INVALID_ARGUMENTS;
457 if (unlink(args[0]) != 0)
459 command_print(cmd_ctx, "failed: %d", errno);
465 int loadFile(const char *fileName, void **data, int *len);
467 int handle_cat_command(struct command_context_s *cmd_ctx, char *cmd,
468 char **args, int argc)
472 command_print(cmd_ctx, "cat <filename>");
473 return ERROR_INVALID_ARGUMENTS;
476 // NOTE!!! we only have line printing capability so we print the entire file as a single line.
480 int retval = loadFile(args[0], &data, &len);
481 if (retval == ERROR_OK)
483 command_print(cmd_ctx, "%s", data);
488 command_print(cmd_ctx, "%s not found %d", args[0], retval);
493 int handle_trunc_command(struct command_context_s *cmd_ctx, char *cmd,
494 char **args, int argc)
498 command_print(cmd_ctx, "trunc <filename>");
499 return ERROR_INVALID_ARGUMENTS;
502 FILE *config_file = NULL;
503 config_file = fopen(args[0], "w");
504 if (config_file != NULL)
511 int handle_meminfo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
514 struct mallinfo info;
518 command_print(cmd_ctx, "meminfo");
519 return ERROR_INVALID_ARGUMENTS;
526 command_print(cmd_ctx, "Diff: %d", prev - info.fordblks);
528 prev = info.fordblks;
530 command_print(cmd_ctx, "Available ram: %d", info.fordblks );
535 static bool savePower;
537 static void setPower(bool power)
542 HAL_WRITE_UINT32(0x08000014, 0x8);
545 HAL_WRITE_UINT32(0x08000010, 0x8);
549 int handle_power_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
553 return ERROR_INVALID_ARGUMENTS;
558 if (strcmp(args[0], "on") == 0)
562 else if (strcmp(args[0], "off") == 0)
567 command_print(cmd_ctx, "arg is \"on\" or \"off\"");
568 return ERROR_INVALID_ARGUMENTS;
572 command_print(cmd_ctx, "Target power %s", savePower ? "on" : "off");
577 int handle_append_command(struct command_context_s *cmd_ctx, char *cmd,
578 char **args, int argc)
582 command_print(cmd_ctx,
583 "append <filename> [<string1>, [<string2>, ...]]");
584 return ERROR_INVALID_ARGUMENTS;
587 FILE *config_file = NULL;
588 config_file = fopen(args[0], "a");
589 if (config_file != NULL)
592 fseek(config_file, 0, SEEK_END);
594 for (i = 1; i < argc; i++)
596 fwrite(args[i], strlen(args[i]), 1, config_file);
599 fwrite(" ", 1, 1, config_file);
602 fwrite("\n", 1, 1, config_file);
609 extern int telnet_socket;
611 int readMore(int fd, void *data, int length)
613 /* used in select() */
616 /* monitor sockets for acitvity */
619 /* listen for new connections */
620 FD_SET(fd, &read_fds);
622 // Maximum 5 seconds.
627 int retval = select(fd_max + 1, &read_fds, NULL, NULL, &tv);
630 diag_printf("Timed out waiting for binary payload\n");
636 return read_socket(fd, data, length);
639 int readAll(int fd, void *data, int length)
644 int actual = readMore(fd, ((char *) data) + pos, length - pos);
645 // diag_printf("Read %d bytes(pos=%d, length=%d)\n", actual, pos, length);
655 int handle_peek_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
660 return ERROR_INVALID_ARGUMENTS;
662 HAL_READ_UINT32(strtoul(args[0], NULL, 0), value);
663 command_print(cmd_ctx, "0x%x : 0x%x", strtoul(args[0], NULL, 0), value);
667 int handle_poke_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
671 return ERROR_INVALID_ARGUMENTS;
673 HAL_WRITE_UINT32(strtoul(args[0], NULL, 0), strtoul(args[1], NULL, 0));
677 int handle_cp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
681 return ERROR_INVALID_ARGUMENTS;
684 // NOTE!!! we only have line printing capability so we print the entire file as a single line.
688 int retval = loadFile(args[0], &data, &len);
689 if (retval != ERROR_OK)
692 FILE *f = fopen(args[1], "wb");
694 retval = ERROR_INVALID_ARGUMENTS;
699 int chunk = len - pos;
700 static const int maxChunk = 512 * 1024; // ~1/sec
701 if (chunk > maxChunk)
706 if ((retval==ERROR_OK)&&(fwrite(((char *)data)+pos, 1, chunk, f)!=chunk))
707 retval = ERROR_INVALID_ARGUMENTS;
709 if (retval != ERROR_OK)
714 command_print(cmd_ctx, "%d", len - pos);
722 if (retval == ERROR_OK)
724 command_print(cmd_ctx, "Copied %s to %s", args[0], args[1]);
727 command_print(cmd_ctx, "Failed: %d", retval);
735 if (retval != ERROR_OK)
741 #ifdef CYGPKG_PROFILE_GPROF
742 extern void start_profile();
744 int eCosBoard_handle_eCosBoard_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
746 command_print(cmd_ctx, "Profiling started");
753 externC void phi_init_all_network_interfaces();
755 command_context_t *cmd_ctx;
757 static bool webRunning = false;
759 void keep_webserver()
761 // Target initialisation is only attempted at startup, so we sleep forever and
762 // let the http server bail us out(i.e. get config files set up).
763 diag_printf("OpenOCD has invoked exit().\n"
764 "Use web server to correct any configuration settings and reboot.\n");
768 // exit() will terminate the current thread and we we'll then sleep eternally or
769 // we'll have a reboot scheduled.
772 extern void printDccChar(char c);
774 static char logBuffer[128 * 1024];
775 static const int logSize = sizeof(logBuffer);
779 void _zylinjtag_diag_write_char(char c, void **param)
783 logBuffer[writePtr] = c;
784 writePtr = (writePtr + 1) % logSize;
791 HAL_DIAG_WRITE_CHAR('\r');
793 HAL_DIAG_WRITE_CHAR(c);
799 #define SHOW_RESULT(a, b) diag_printf(#a " failed %d\n", (int)b)
802 static void copyfile(char *name2, char *name1)
810 fd1 = open(name1, O_WRONLY | O_CREAT);
812 SHOW_RESULT( open, fd1 );
814 fd2 = open(name2, O_RDONLY);
816 SHOW_RESULT( open, fd2 );
820 done = read(fd2, buf, IOSIZE );
823 SHOW_RESULT( read, done );
827 if( done == 0 ) break;
829 wrote = write(fd1, buf, done);
830 if( wrote != done ) SHOW_RESULT( write, wrote );
832 if( wrote != done ) break;
836 if( err < 0 ) SHOW_RESULT( close, err );
839 if( err < 0 ) SHOW_RESULT( close, err );
842 static void copydir(char *name)
847 mkdir("/ram/cgi", 0777);
849 dirp = opendir(name);
850 if( dirp == NULL ) SHOW_RESULT( opendir, -1 );
854 struct dirent *entry = readdir(dirp);
859 if (strcmp(entry->d_name, ".") == 0)
861 if (strcmp(entry->d_name, "..") == 0)
866 char fullPath[PATH_MAX];
867 strncpy(fullPath, name, PATH_MAX);
868 strcat(fullPath, "/");
869 strncat(fullPath, entry->d_name, PATH_MAX - strlen(fullPath));
871 if (stat(fullPath, &buf) == -1)
873 diag_printf("unable to read status from %s", fullPath);
876 isDir = S_ISDIR(buf.st_mode) != 0;
881 // diag_printf("<INFO>: entry %14s",entry->d_name);
882 char fullname[PATH_MAX];
883 char fullname2[PATH_MAX];
885 strcpy(fullname, name);
886 strcat(fullname, entry->d_name);
888 strcpy(fullname2, "/ram/cgi/");
889 strcat(fullname2, entry->d_name);
890 // diag_printf("from %s to %s\n", fullname, fullname2);
891 copyfile(fullname, fullname2);
893 // diag_printf("\n");
896 err = closedir(dirp);
897 if( err < 0 ) SHOW_RESULT( stat, err );
901 MTAB_ENTRY( romfs_mte1,
905 (CYG_ADDRWORD) &filedata[0] );
908 void openocd_sleep_prelude()
910 cyg_mutex_unlock(&httpstate.jim_lock);
913 void openocd_sleep_postlude()
915 cyg_mutex_lock(&httpstate.jim_lock);
919 zylinjtag_Jim_Command_rm(Jim_Interp *interp,
921 Jim_Obj * const *argv)
926 Jim_WrongNumArgs(interp, 1, argv, "rm ?dirorfile?");
931 if (unlink(Jim_GetString(argv[1], NULL)) == 0)
933 if (rmdir(Jim_GetString(argv[1], NULL)) == 0)
936 return del ? JIM_OK : JIM_ERR;
939 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
940 Jim_Obj * const *argv)
942 cyg_handle_t thread = 0;
944 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
946 /* Loop over the threads, and generate a table row for
949 while (cyg_thread_get_next(&thread, &id))
951 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
953 cyg_thread_info info;
956 cyg_thread_get_info(thread, id, &info);
958 if (info.name == NULL)
959 info.name = "<no name>";
961 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
962 info.name, strlen(info.name)));
964 /* Translate the state into a string.
967 state_string = "RUN";
968 else if (info.state & 0x04)
969 state_string = "SUSP";
971 switch (info.state & 0x1b)
974 state_string = "SLEEP";
977 state_string = "CNTSLEEP";
980 state_string = "CREATE";
983 state_string = "EXIT";
986 state_string = "????";
990 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
991 state_string, strlen(state_string)));
993 Jim_ListAppendElement (interp, threadObj, Jim_NewIntObj(interp, id));
994 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, info.set_pri));
995 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, info.cur_pri));
997 Jim_ListAppendElement(interp, threads, threadObj);
999 Jim_SetResult( interp, threads);
1006 zylinjtag_Jim_Command_ls(Jim_Interp *interp,
1008 Jim_Obj * const *argv)
1012 Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?");
1016 char *name = (char*) Jim_GetString(argv[1], NULL);
1019 dirp = opendir(name);
1024 Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0);
1028 struct dirent *entry = NULL;
1029 entry = readdir(dirp);
1033 if ((strcmp(".", entry->d_name)==0)||(strcmp("..", entry->d_name)==0))
1036 Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, entry->d_name, strlen(entry->d_name)));
1040 Jim_SetResult(interp, objPtr);
1047 zylinjtag_Jim_Command_getmem(Jim_Interp *interp,
1049 Jim_Obj * const *argv)
1053 Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?");
1059 if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
1061 if (Jim_GetLong(interp, argv[2], &length) != JIM_OK)
1064 if (length < 0 && length > (4096 * 1024))
1066 Jim_WrongNumArgs(interp, 1, argv, "getmem ?dir?");
1070 void *mem = malloc(length);
1074 target_t *target = get_current_target(cmd_ctx);
1079 if ((address % 4 == 0) && (count % 4 == 0))
1085 if ((retval = target->type->read_memory(target, address, size, count, mem)) != ERROR_OK)
1091 Jim_Obj *objPtr = Jim_NewStringObj(interp, mem, length);
1092 Jim_SetResult(interp, objPtr);
1100 zylinjtag_Jim_Command_peek(Jim_Interp *interp,
1102 Jim_Obj * const *argv)
1106 Jim_WrongNumArgs(interp, 1, argv, "peek ?address?");
1111 if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
1114 int value = *((volatile int *) address);
1116 Jim_SetResult(interp, Jim_NewIntObj(interp, value));
1122 zylinjtag_Jim_Command_poke(Jim_Interp *interp,
1124 Jim_Obj * const *argv)
1128 Jim_WrongNumArgs(interp, 1, argv, "poke ?address? ?value?");
1133 if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
1136 if (Jim_GetLong(interp, argv[2], &value) != JIM_OK)
1139 *((volatile int *) address) = value;
1147 zylinjtag_Jim_Command_flash(Jim_Interp *interp,
1149 Jim_Obj * const *argv)
1153 flash_bank_t *t = get_flash_bank_by_num_noprobe(0);
1163 if (retval == JIM_OK)
1165 Jim_SetResult(interp, Jim_NewIntObj(interp, base));
1176 zylinjtag_Jim_Command_log(Jim_Interp *interp,
1178 Jim_Obj * const *argv)
1180 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
1182 if (logCount >= logSize)
1184 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer+logCount%logSize, logSize-logCount%logSize);
1186 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
1188 Jim_SetResult(interp, tclOutput);
1193 zylinjtag_Jim_Command_reboot(Jim_Interp *interp,
1195 Jim_Obj * const *argv)
1202 zylinjtag_Jim_Command_mac(Jim_Interp *interp,
1204 Jim_Obj * const *argv)
1208 s = socket(AF_INET, SOCK_DGRAM, 0);
1211 strcpy(ifr.ifr_name, "eth0");
1213 res = ioctl(s, SIOCGIFHWADDR, &ifr);
1222 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
1225 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
1226 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
1227 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
1228 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
1229 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
1230 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
1231 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
1233 Jim_AppendString(httpstate.jim_interp, tclOutput, hwaddr, strlen(hwaddr));
1235 Jim_SetResult(interp, tclOutput);
1241 zylinjtag_Jim_Command_ip(Jim_Interp *interp,
1243 Jim_Obj * const *argv)
1245 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
1247 struct ifaddrs *ifa = NULL, *ifp = NULL;
1249 if (getifaddrs(&ifp) < 0)
1254 for (ifa = ifp; ifa; ifa = ifa->ifa_next)
1259 if (ifa->ifa_addr->sa_family == AF_INET)
1260 salen = sizeof(struct sockaddr_in);
1261 else if (ifa->ifa_addr->sa_family == AF_INET6)
1262 salen = sizeof(struct sockaddr_in6);
1266 if (getnameinfo(ifa->ifa_addr, salen, ip, sizeof(ip), NULL, 0,
1267 NI_NUMERICHOST) < 0)
1272 Jim_AppendString(httpstate.jim_interp, tclOutput, ip, strlen(ip));
1279 Jim_SetResult(interp, tclOutput);
1284 extern Jim_Interp *interp;
1286 static void zylinjtag_startNetwork()
1288 // Bring TCP/IP up immediately before we're ready to accept commands.
1290 // That is as soon as a PING responds, we're accepting telnet sessions.
1291 #if defined(CYGPKG_NET_FREEBSD_STACK)
1292 phi_init_all_network_interfaces();
1298 diag_printf("Network not up and running\n");
1301 #if defined(CYGPKG_NET_FREEBSD_STACK)
1303 tftpd_start(69, &fileops);
1306 cyg_httpd_init_tcl_interpreter();
1308 interp = httpstate.jim_interp;
1310 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log, NULL, NULL);
1311 Jim_CreateCommand(httpstate.jim_interp, "reboot", zylinjtag_Jim_Command_reboot, NULL, NULL);
1312 Jim_CreateCommand(httpstate.jim_interp, "peek", zylinjtag_Jim_Command_peek, NULL, NULL);
1313 Jim_CreateCommand(httpstate.jim_interp, "zy1000_flash", zylinjtag_Jim_Command_flash, NULL, NULL);
1314 Jim_CreateCommand(httpstate.jim_interp, "poke", zylinjtag_Jim_Command_poke, NULL, NULL);
1315 Jim_CreateCommand(httpstate.jim_interp, "ls", zylinjtag_Jim_Command_ls, NULL, NULL);
1316 Jim_CreateCommand(httpstate.jim_interp, "threads", zylinjtag_Jim_Command_threads, NULL, NULL);
1317 Jim_CreateCommand(httpstate.jim_interp, "getmem", zylinjtag_Jim_Command_getmem, NULL, NULL);
1318 Jim_CreateCommand(httpstate.jim_interp, "mac", zylinjtag_Jim_Command_mac, NULL, NULL);
1319 Jim_CreateCommand(httpstate.jim_interp, "ip", zylinjtag_Jim_Command_ip, NULL, NULL);
1320 Jim_CreateCommand(httpstate.jim_interp, "rm", zylinjtag_Jim_Command_rm, NULL, NULL);
1326 diag_printf("Web server running\n");
1329 static bool readPowerDropout()
1332 // sample and clear power dropout
1333 HAL_WRITE_UINT32(0x08000010, 0x80);
1334 HAL_READ_UINT32(0x08000010, state);
1336 powerDropout = (state & 0x80) != 0;
1337 return powerDropout;
1343 // sample and clear SRST sensing
1344 HAL_WRITE_UINT32(0x08000010, 0x00000040);
1345 HAL_READ_UINT32(0x08000010, state);
1347 srstAsserted = (state & 0x40) != 0;
1348 return srstAsserted;
1351 // every 300ms we check for reset & powerdropout and issue a "reset halt" if
1355 static int sense_handler(void *priv)
1357 struct command_context_s *cmd_ctx;
1358 cmd_ctx = (struct command_context_s *) priv;
1360 static bool prevSrstAsserted = false;
1361 static bool prevPowerdropout = false;
1364 powerDropout = readPowerDropout();
1367 powerRestored = prevPowerdropout && !powerDropout;
1370 LOG_USER("Sensed power restore.");
1373 cyg_tick_count_t current = cyg_current_time();
1374 static cyg_tick_count_t lastPower = 0;
1375 bool waitMore = lastPower + 200 > current;
1376 if (powerDropout && !waitMore)
1378 LOG_USER("Sensed power dropout.");
1379 lastPower = current;
1382 bool srstAsserted = readSRST();
1384 bool srstDeasserted;
1385 srstDeasserted = prevSrstAsserted && !srstAsserted;
1387 static cyg_tick_count_t lastSrst = 0;
1388 waitMore = lastSrst + 200 > current;
1389 if (srstDeasserted && !waitMore)
1391 LOG_USER("Sensed nSRST deasserted");
1395 if (!prevSrstAsserted && srstAsserted)
1397 LOG_USER("Sensed nSRST asserted");
1400 prevSrstAsserted = srstAsserted;
1401 prevPowerdropout = powerDropout;
1403 if (srstDeasserted || powerRestored)
1405 /* Other than logging the event we can't do anything here.
1406 * Issuing a reset is a particularly bad idea as we might
1407 * be inside a reset already.
1417 print_exception_handler(cyg_addrword_t data, cyg_code_t exception, cyg_addrword_t info)
1421 char *infoStr = "unknown";
1424 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
1425 infoStr = "undefined instruction";
1427 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
1428 infoStr = "software interrupt";
1430 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
1431 infoStr = "abort prefetch";
1433 case CYGNUM_HAL_VECTOR_ABORT_DATA:
1434 infoStr = "abort data";
1440 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
1442 diag_printf("Dumping log\n---\n");
1443 if (logCount >= logSize)
1445 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
1447 diag_write(logBuffer, writePtr);
1449 diag_printf("---\nLogdump complete.\n");
1450 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
1451 diag_printf("\n---\nRebooting\n");
1452 HAL_PLATFORM_RESET();
1456 static void setHandler(cyg_code_t exception)
1458 cyg_exception_handler_t *old_handler;
1459 cyg_addrword_t old_data;
1461 cyg_exception_set_handler(exception,
1462 print_exception_handler,
1468 static cyg_thread zylinjtag_uart_thread_object;
1469 static cyg_handle_t zylinjtag_uart_thread_handle;
1470 static char uart_stack[4096];
1472 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
1473 static char backwardBuffer[1024];
1475 static cyg_io_handle_t serial_handle;
1477 void setNoDelay(int session, int flag)
1480 // This decreases latency dramatically for e.g. GDB load which
1481 // does not have a sliding window protocol
1483 // Can cause *lots* of TCP/IP packets to be sent and it would have
1484 // to be enabled/disabled on the fly to avoid the CPU being
1486 setsockopt(session, /* socket affected */
1487 IPPROTO_TCP, /* set option at TCP level */
1488 TCP_NODELAY, /* name of option */
1489 (char *) &flag, /* the cast is historical
1491 sizeof(int)); /* length of option value */
1501 } tcpipSent[512 * 1024];
1505 zylinjtag_uart(cyg_addrword_t data)
1507 int so_reuseaddr_option = 1;
1510 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
1512 LOG_ERROR("error creating socket: %s", strerror(errno));
1516 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*)&so_reuseaddr_option, sizeof(int));
1518 struct sockaddr_in sin;
1519 unsigned int address_size;
1520 address_size = sizeof(sin);
1521 memset(&sin, 0, sizeof(sin));
1522 sin.sin_family = AF_INET;
1523 sin.sin_addr.s_addr = INADDR_ANY;
1524 sin.sin_port = htons(5555);
1526 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
1528 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
1532 if (listen(fd, 1) == -1)
1534 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
1537 // socket_nonblock(fd);
1542 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
1548 setNoDelay(session, 1);
1549 int oldopts = fcntl(session, F_GETFL, 0);
1550 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
1552 int serHandle = open("/dev/ser0", O_RDWR | O_NONBLOCK);
1570 FD_ZERO(&write_fds);
1573 FD_SET(session, &read_fds);
1575 FD_SET(serHandle, &read_fds);
1576 if (serHandle > fd_max)
1582 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
1583 if ((actual == 0) && (actual2 == 0))
1585 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
1594 memset(backwardBuffer, 's', sizeof(backwardBuffer));
1595 actual2=read(serHandle, backwardBuffer, sizeof(backwardBuffer));
1598 if (errno != EAGAIN)
1611 int written = write(session, backwardBuffer + pos2, actual2);
1619 if (FD_ISSET(session, &read_fds)&&(sizeof(forwardBuffer)>actual))
1621 // NB! Here it is important that we empty the TCP/IP read buffer
1622 // to make transmission tick right
1623 memmove(forwardBuffer, forwardBuffer + pos, actual);
1626 // this will block if there is no data at all
1627 t=read_socket(session, forwardBuffer+actual, sizeof(forwardBuffer)-actual);
1639 /* Do not put things into the serial buffer if it has something to send
1640 * as that can cause a single byte to be sent at the time.
1644 int written = write(serHandle, forwardBuffer + pos, actual);
1647 if (errno != EAGAIN)
1651 // The serial buffer is full
1662 tcpipSent[cur].req = x;
1663 tcpipSent[cur].actual = y;
1664 tcpipSent[cur].req2 = x2;
1665 tcpipSent[cur].actual2 = y2;
1675 for (i = 0; i < 1024; i++)
1677 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual, tcpipSent[i].req2, tcpipSent[i].actual2);
1685 void startUart(void)
1687 cyg_thread_create(1,
1693 &zylinjtag_uart_thread_handle,
1694 &zylinjtag_uart_thread_object);
1695 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
1696 cyg_thread_resume(zylinjtag_uart_thread_handle);
1701 int handle_uart_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1705 command_print(cmd_ctx, "usage: uart <baudrate>");
1706 return ERROR_INVALID_ARGUMENTS;
1709 int baud = atol(args[0]);
1714 baud = CYGNUM_SERIAL_BAUD_9600;
1717 baud = CYGNUM_SERIAL_BAUD_19200;
1720 baud = CYGNUM_SERIAL_BAUD_38400;
1723 baud = CYGNUM_SERIAL_BAUD_57600;
1726 baud = CYGNUM_SERIAL_BAUD_115200;
1729 baud = CYGNUM_SERIAL_BAUD_230400;
1732 command_print(cmd_ctx, "unsupported baudrate");
1733 return ERROR_INVALID_ARGUMENTS;
1736 cyg_serial_info_t buf;
1738 //get existing serial configuration
1739 len = sizeof(cyg_serial_info_t);
1741 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
1742 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf, &len);
1745 command_print(cmd_ctx, "Failed to get serial port settings %d", err);
1750 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf, &len);
1753 command_print(cmd_ctx, "Failed to set serial port settings %d", err);
1760 bool logAllToSerial = false;
1762 /* boolean parameter stored on config */
1763 bool boolParam(char *var)
1765 bool result = false;
1766 char *name = alloc_printf(ZYLIN_CONFIG_DIR "/%s", var);
1772 if (loadFile(name, &data, &len) == ERROR_OK)
1776 result = strncmp((char *) data, "1", len) == 0;
1783 command_context_t *setup_command_handler();
1785 int add_default_dirs(void)
1787 add_script_search_dir(ZYLIN_CONFIG_DIR);
1788 add_script_search_dir("/rom/lib/openocd");
1789 add_script_search_dir("/rom");
1793 int main(int argc, char *argv[])
1795 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
1796 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
1797 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
1800 err = cyg_io_lookup("/dev/ser0", &serial_handle);
1803 diag_printf("/dev/ser0 not found\n");
1807 setPower(true); // on by default
1809 atexit(keep_webserver);
1811 err = mount("", "/ram", "ramfs");
1814 diag_printf("unable to mount ramfs\n");
1819 sprintf(address, "%p", &filedata[0]);
1820 err = mount(address, "/rom", "romfs");
1823 diag_printf("unable to mount /rom\n");
1826 err = mount("", "/log", "logfs");
1829 diag_printf("unable to mount logfs\n");
1832 err = mount("", "/tftp", "tftpfs");
1835 diag_printf("unable to mount logfs\n");
1838 log = fopen("/log/log", "w");
1841 diag_printf("Could not open log file /ram/log\n");
1845 diag_init_putc(_zylinjtag_diag_write_char);
1847 // We want this in the log.
1848 diag_printf("Zylin ZY1000. Copyright Zylin AS 2007-2008.\n");
1849 diag_printf("%s\n", ZYLIN_OPENOCD_VERSION);
1853 err = mount("/dev/flash1", "/config", "jffs2");
1856 diag_printf("unable to mount jffs\n");
1860 mkdir(ZYLIN_CONFIG_DIR, 0777);
1861 mkdir(ZYLIN_CONFIG_DIR "/target", 0777);
1862 mkdir(ZYLIN_CONFIG_DIR "/event", 0777);
1864 logAllToSerial = boolParam("logserial");
1866 // We need the network & web server in case there is something wrong with
1867 // the config files that invoke exit()
1868 zylinjtag_startNetwork();
1870 /* we're going to access the jim interpreter from here on... */
1871 openocd_sleep_postlude();
1876 /* initialize commandline interface */
1877 command_context_t *cmd_ctx;
1878 cmd_ctx = setup_command_handler();
1879 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1880 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1883 register_command(cmd_ctx, NULL, "zy1000_version", handle_zy1000_version_command,
1884 COMMAND_EXEC, "show zy1000 version numbers");
1886 register_command(cmd_ctx, NULL, "rm", handle_rm_command, COMMAND_ANY,
1889 register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
1890 "same args as load_image, image stored in memory");
1892 register_command(cmd_ctx, NULL, "fast_load", handle_fast_load_command, COMMAND_ANY,
1893 "loads active fast load image to current target");
1895 register_command(cmd_ctx, NULL, "cat", handle_cat_command, COMMAND_ANY,
1896 "display file content");
1898 register_command(cmd_ctx, NULL, "trunc", handle_trunc_command, COMMAND_ANY,
1899 "truncate a file to 0 size");
1901 register_command(cmd_ctx, NULL, "append_file", handle_append_command,
1902 COMMAND_ANY, "append a variable number of strings to a file");
1904 register_command(cmd_ctx, NULL, "power", handle_power_command, COMMAND_ANY,
1905 "power <on/off> - turn power switch to target on/off. No arguments - print status.");
1907 register_command(cmd_ctx, NULL, "meminfo", handle_meminfo_command,
1908 COMMAND_ANY, "display available ram memory");
1910 register_command(cmd_ctx, NULL, "cp", handle_cp_command,
1911 COMMAND_ANY, "copy a file <from> <to>");
1913 #ifdef CYGPKG_PROFILE_GPROF
1914 register_command(cmd_ctx, NULL, "ecosboard_profile", eCosBoard_handle_eCosBoard_profile_command,
1917 register_command(cmd_ctx, NULL, "uart", handle_uart_command,
1918 COMMAND_ANY, "uart <baud> - forward uart on port 5555");
1922 errVal = log_init(cmd_ctx);
1923 if (errVal != ERROR_OK)
1925 diag_printf("log_init() failed %d\n", errVal);
1929 set_log_output(cmd_ctx, log);
1931 LOG_DEBUG("log init complete");
1933 // diag_printf("Executing config files\n");
1937 diag_printf(ZYLIN_CONFIG_DIR "/logserial=1 => sending log output to serial port using \"debug_level 3\" as default.\n");
1938 command_run_line(cmd_ctx, "debug_level 3");
1941 zylinjtag_parse_config_file(cmd_ctx, "/rom/openocd.cfg");
1943 target_register_timer_callback(sense_handler, 200, 1, cmd_ctx);
1946 // diag_printf() is really invoked from many more places than we trust it
1947 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1949 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1950 // fingers that it doesn't cause any crashes.
1951 diag_printf("Init complete, GDB & telnet servers launched.\n");
1952 command_set_output_handler(cmd_ctx, zy1000_configuration_output_handler_log, NULL);
1953 if (!logAllToSerial)
1958 /* handle network connections */
1959 server_loop(cmd_ctx);
1960 openocd_sleep_prelude();
1962 /* shut server down */
1965 /* free commandline interface */
1966 command_done(cmd_ctx);
1976 cyg_httpd_exec_cgi_tcl(char *file_name);
1977 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1979 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1983 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1985 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1986 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1988 #include <pkgconf/system.h>
1989 #include <pkgconf/hal.h>
1990 #include <pkgconf/kernel.h>
1991 #include <pkgconf/io_fileio.h>
1992 #include <pkgconf/fs_rom.h>
1994 #include <cyg/kernel/ktypes.h> // base kernel types
1995 #include <cyg/infra/cyg_trac.h> // tracing macros
1996 #include <cyg/infra/cyg_ass.h> // assertion macros
1998 #include <sys/types.h>
2000 #include <sys/stat.h>
2009 #include <cyg/fileio/fileio.h>
2011 #include <cyg/kernel/kapi.h>
2012 #include <cyg/infra/diag.h>
2014 //==========================================================================
2015 // Eventually we want to eXecute In Place from the ROM in a protected
2016 // environment, so we'll need executables to be aligned to a boundary
2017 // suitable for MMU protection. A suitable boundary would be the 4k
2018 // boundary in all the CPU architectures I am currently aware of.
2020 // Forward definitions
2022 // Filesystem operations
2023 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
2024 static int tftpfs_umount(cyg_mtab_entry *mte);
2025 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2026 int mode, cyg_file *fte);
2027 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
2028 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
2031 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
2032 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
2033 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
2035 //==========================================================================
2036 // Filesystem table entries
2038 // -------------------------------------------------------------------------
2040 // This defines the entry in the filesystem table.
2041 // For simplicity we use _FILESYSTEM synchronization for all accesses since
2042 // we should never block in any filesystem operations.
2044 FSTAB_ENTRY( tftpfs_fste, "tftpfs", 0,
2049 (cyg_fsop_unlink *)cyg_fileio_erofs,
2050 (cyg_fsop_mkdir *)cyg_fileio_erofs,
2051 (cyg_fsop_rmdir *)cyg_fileio_erofs,
2052 (cyg_fsop_rename *)cyg_fileio_erofs,
2053 (cyg_fsop_link *)cyg_fileio_erofs,
2054 (cyg_fsop_opendir *)cyg_fileio_erofs,
2055 (cyg_fsop_chdir *)cyg_fileio_erofs,
2056 (cyg_fsop_stat *)cyg_fileio_erofs,
2057 (cyg_fsop_getinfo *)cyg_fileio_erofs,
2058 (cyg_fsop_setinfo *)cyg_fileio_erofs);
2061 // -------------------------------------------------------------------------
2063 // This defines a single ROMFS loaded into ROM at the configured address
2065 // MTAB_ENTRY( rom_mte, // structure name
2066 // "/rom", // mount point
2067 // "romfs", // FIlesystem type
2068 // "", // hardware device
2069 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
2073 // -------------------------------------------------------------------------
2075 // This set of file operations are used for normal open files.
2077 static cyg_fileops tftpfs_fileops =
2082 (cyg_fileop_ioctl *)cyg_fileio_erofs,
2086 (cyg_fileop_fstat *) cyg_fileio_erofs,
2087 (cyg_fileop_getinfo *) cyg_fileio_erofs,
2088 (cyg_fileop_setinfo *)cyg_fileio_erofs,
2091 // -------------------------------------------------------------------------
2093 // Process a mount request. This mainly finds root for the
2096 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
2101 static int tftpfs_umount(cyg_mtab_entry *mte)
2116 static void freeTftp(struct Tftp *t)
2129 static const int tftpMaxSize = 8192 * 1024;
2130 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2131 int mode, cyg_file *file)
2134 tftp = malloc(sizeof(struct Tftp));
2137 memset(tftp, 0, sizeof(struct Tftp));
2139 file->f_flag |= mode & CYG_FILE_MODE_MASK;
2140 file->f_type = CYG_FILE_TYPE_FILE;
2141 file->f_ops = &tftpfs_fileops;
2146 tftp->mem = malloc(tftpMaxSize);
2147 if (tftp->mem == NULL)
2153 char *server = strchr(name, '/');
2160 tftp->server = malloc(server - name + 1);
2161 if (tftp->server == NULL)
2166 strncpy(tftp->server, name, server - name);
2167 tftp->server[server - name] = 0;
2169 tftp->file = strdup(server + 1);
2170 if (tftp->file == NULL)
2176 file->f_data = (CYG_ADDRWORD) tftp;
2181 static int fetchTftp(struct Tftp *tftp)
2183 if (!tftp->readFile)
2186 tftp->actual = tftp_client_get( tftp->file, tftp->server, 0, tftp->mem, tftpMaxSize, TFTP_OCTET, &err);
2188 if (tftp->actual < 0)
2197 // -------------------------------------------------------------------------
2198 // tftpfs_fo_write()
2199 // Read data from file.
2202 tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
2204 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2206 if (fetchTftp(tftp) != ENOERR)
2210 off_t pos = fp->f_offset;
2212 for (i = 0; i < uio->uio_iovcnt; i++)
2214 cyg_iovec *iov = &uio->uio_iov[i];
2215 char *buf = (char *) iov->iov_base;
2216 off_t len = iov->iov_len;
2218 if (len + pos > tftp->actual)
2220 len = tftp->actual - pos;
2222 resid += iov->iov_len - len;
2224 memcpy(buf, tftp->mem + pos, len);
2228 uio->uio_resid = resid;
2236 tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
2238 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2241 off_t pos = fp->f_offset;
2243 for (i = 0; i < uio->uio_iovcnt; i++)
2245 cyg_iovec *iov = &uio->uio_iov[i];
2246 char *buf = (char *) iov->iov_base;
2247 off_t len = iov->iov_len;
2249 if (len + pos > tftpMaxSize)
2251 len = tftpMaxSize - pos;
2253 resid += iov->iov_len - len;
2255 memcpy(tftp->mem + pos, buf, len);
2259 uio->uio_resid = resid;
2268 tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
2274 // -------------------------------------------------------------------------
2276 // Close a file. We just clear out the data pointer.
2278 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
2280 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2285 tftp_client_put( tftp->file, tftp->server, 0, tftp->mem, fp->f_offset, TFTP_OCTET, &error);
2293 // -------------------------------------------------------------------------
2295 // Seek to a new file position.
2297 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
2299 struct Tftp *tftp = (struct Tftp *) fp->f_data;
2302 if (fetchTftp(tftp) != ENOERR)
2308 // Pos is already where we want to be.
2312 // Add pos to current offset.
2313 pos += fp->f_offset;
2317 // Add pos to file size.
2318 pos += tftp->actual;
2325 // Check that pos is still within current file size, or at the
2327 if (pos < 0 || pos > tftp->actual)
2330 // All OK, set fp offset and return new position.
2331 *apos = fp->f_offset = pos;
2339 cyg_thread_delay(us / 10000 + 1);
2346 show_log_entry(CYG_HTTPD_STATE *phttpstate)
2348 cyg_httpd_start_chunked("text");
2349 if (logCount >= logSize)
2351 cyg_httpd_write_chunked(logBuffer+logCount%logSize, logSize-logCount%logSize);
2353 cyg_httpd_write_chunked(logBuffer, writePtr);
2354 cyg_httpd_end_chunked();
2358 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
2360 // Filesystem operations
2361 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
2362 static int logfs_umount(cyg_mtab_entry *mte);
2363 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2364 int mode, cyg_file *fte);
2366 logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
2369 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
2370 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
2372 //==========================================================================
2373 // Filesystem table entries
2375 // -------------------------------------------------------------------------
2377 // This defines the entry in the filesystem table.
2378 // For simplicity we use _FILESYSTEM synchronization for all accesses since
2379 // we should never block in any filesystem operations.
2380 FSTAB_ENTRY( logfs_fste, "logfs", 0,
2381 CYG_SYNCMODE_FILE_FILESYSTEM|CYG_SYNCMODE_IO_FILESYSTEM,
2385 (cyg_fsop_unlink *)cyg_fileio_erofs,
2386 (cyg_fsop_mkdir *)cyg_fileio_erofs,
2387 (cyg_fsop_rmdir *)cyg_fileio_erofs,
2388 (cyg_fsop_rename *)cyg_fileio_erofs,
2389 (cyg_fsop_link *)cyg_fileio_erofs,
2390 (cyg_fsop_opendir *)cyg_fileio_erofs,
2391 (cyg_fsop_chdir *)cyg_fileio_erofs,
2392 (cyg_fsop_stat *)cyg_fileio_erofs,
2393 (cyg_fsop_getinfo *)cyg_fileio_erofs,
2394 (cyg_fsop_setinfo *)cyg_fileio_erofs);
2396 // -------------------------------------------------------------------------
2398 // This set of file operations are used for normal open files.
2400 static cyg_fileops logfs_fileops =
2402 (cyg_fileop_read *)cyg_fileio_erofs,
2403 (cyg_fileop_write *)logfs_fo_write,
2404 (cyg_fileop_lseek *) cyg_fileio_erofs,
2405 (cyg_fileop_ioctl *)cyg_fileio_erofs,
2409 (cyg_fileop_fstat *)cyg_fileio_erofs,
2410 (cyg_fileop_getinfo *) cyg_fileio_erofs,
2411 (cyg_fileop_setinfo *)cyg_fileio_erofs,
2414 // -------------------------------------------------------------------------
2416 // Process a mount request. This mainly finds root for the
2419 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
2424 static int logfs_umount(cyg_mtab_entry *mte)
2429 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
2430 int mode, cyg_file *file)
2432 file->f_flag |= mode & CYG_FILE_MODE_MASK;
2433 file->f_type = CYG_FILE_TYPE_FILE;
2434 file->f_ops = &logfs_fileops;
2441 // -------------------------------------------------------------------------
2443 // Write data to file.
2446 logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
2449 for (i = 0; i < uio->uio_iovcnt; i++)
2451 cyg_iovec *iov = &uio->uio_iov[i];
2452 char *buf = (char *) iov->iov_base;
2453 off_t len = iov->iov_len;
2455 diag_write(buf, len);
2462 logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
2467 // -------------------------------------------------------------------------
2469 // Close a file. We just clear out the data pointer.
2471 static int logfs_fo_close(struct CYG_FILE_TAG *fp)