1 /***************************************************************************
2 * Copyright (C) 2007-2009 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 ***************************************************************************/
24 #include <helper/types.h>
25 #include <jtag/jtag.h>
26 #include <helper/ioutil.h>
27 #include <helper/configuration.h>
29 #include <server/server.h>
30 #include <server/telnet_server.h>
31 #include <server/gdb_server.h>
34 #include <helper/time_support.h>
42 #include <cyg/io/flash.h>
43 #include <pkgconf/fs_jffs2.h> // Address of JFFS2
48 #include <cyg/fileio/fileio.h>
50 #include <cyg/athttpd/http.h>
51 #include <cyg/athttpd/socket.h>
52 #include <cyg/athttpd/handler.h>
53 #include <cyg/athttpd/cgi.h>
54 #include <cyg/athttpd/forms.h>
55 #include <cyg/discover/discover.h>
56 #include <cyg/hal/hal_diag.h>
57 #include <cyg/kernel/kapi.h>
58 #include <cyg/io/serialio.h>
59 #include <cyg/io/io.h>
60 #include <netinet/tcp.h>
62 #include <sys/ioctl.h>
63 #include <sys/socket.h>
64 #include <netinet/in.h>
66 #include <arpa/inet.h>
67 #include <sys/types.h>
68 #include <sys/socket.h>
70 #include <netinet/in.h>
72 #include <arpa/inet.h>
82 #ifdef CYGPKG_HAL_NIOS2
83 #define ZY1000_SER_DEV "/dev/uart_0"
85 #define ZY1000_SER_DEV "/dev/ser0"
91 #if defined(CYGPKG_NET_FREEBSD_STACK)
92 #include <tftp_support.h>
93 /* posix compatibility broken*/
94 struct tftpd_fileops fileops =
96 (int (*)(const char *, int))open,
98 (int (*)(int, const void *, int))write,
99 (int (*)(int, void *, int))read
105 void diag_write(char *buf, int len)
108 for (j = 0; j < len; j++)
110 diag_printf("%c", buf[j]);
114 static bool serialLog = true;
115 static bool writeLog = true;
120 extern struct flash_driver *flash_drivers[];
121 extern struct target_type *target_types[];
123 #ifdef CYGPKG_PROFILE_GPROF
124 #include <cyg/profile/profile.h>
126 extern char _stext, _etext; // Defined by the linker
128 static char *start_of_code=&_stext;
129 static char *end_of_code=&_etext;
131 void start_profile(void)
133 // This starts up the system-wide profiling, gathering
134 // profile information on all of the code, with a 16 byte
135 // "bucket" size, at a rate of 100us/profile hit.
136 // Note: a bucket size of 16 will give pretty good function
137 // resolution. Much smaller and the buffer becomes
138 // much too large for very little gain.
139 // Note: a timer period of 100us is also a reasonable
140 // compromise. Any smaller and the overhead of
141 // handling the timter (profile) interrupt could
142 // swamp the system. A fast processor might get
143 // by with a smaller value, but a slow one could
144 // even be swamped by this value. If the value is
145 // too large, the usefulness of the profile is reduced.
147 // no more interrupts than 1/10ms.
148 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
149 // profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
150 profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
156 static char reboot_stack[2048];
158 static void zylinjtag_reboot(cyg_addrword_t data)
161 diag_printf("Rebooting in 500 ticks..\n");
162 cyg_thread_delay(500);
163 diag_printf("Unmounting /config..\n");
165 diag_printf("Rebooting..\n");
166 HAL_PLATFORM_RESET();
168 static cyg_thread zylinjtag_thread_object;
169 static cyg_handle_t zylinjtag_thread_handle;
173 cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
174 (void *) reboot_stack, sizeof(reboot_stack),
175 &zylinjtag_thread_handle, &zylinjtag_thread_object);
176 cyg_thread_resume(zylinjtag_thread_handle);
179 static char zylinjtag_reboot_port_stack[2048];
180 static cyg_thread zylinjtag_reboot_port_thread_object;
181 static cyg_handle_t zylinjtag_reboot_port_thread_handle;
183 static void zylinjtag_reboot_port_task(cyg_addrword_t data)
185 int so_reuseaddr_option = 1;
188 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
190 LOG_ERROR("error creating socket: %s", strerror(errno));
194 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
197 struct sockaddr_in sin;
198 unsigned int address_size;
199 address_size = sizeof(sin);
200 memset(&sin, 0, sizeof(sin));
201 sin.sin_family = AF_INET;
202 sin.sin_addr.s_addr = INADDR_ANY;
203 sin.sin_port = htons(1234);
205 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
207 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
211 if (listen(fd, 1) == -1)
213 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
216 // socket_nonblock(fd);
219 accept(fd, (struct sockaddr *) &sin, &address_size);
221 diag_printf("Got reboot signal on port 1234");
227 void reboot_port(void)
229 cyg_thread_create(1, zylinjtag_reboot_port_task, (cyg_addrword_t) 0, "wait for reboot signal on port 1234",
230 (void *) zylinjtag_reboot_port_stack, sizeof(zylinjtag_reboot_port_stack),
231 &zylinjtag_reboot_port_thread_handle, &zylinjtag_reboot_port_thread_object);
232 cyg_thread_resume(zylinjtag_reboot_port_thread_handle);
235 int configuration_output_handler(struct command_context *context,
238 diag_printf("%s", line);
243 int zy1000_configuration_output_handler_log(struct command_context *context,
246 LOG_USER_N("%s", line);
251 #ifdef CYGPKG_PROFILE_GPROF
252 //extern int64_t totaltime;
254 static int zylinjtag_Jim_Command_profile(Jim_Interp *interp, int argc,
255 Jim_Obj * const *argv)
257 if ((argc == 2) && (strcmp(Jim_GetString(argv[1], NULL), "stats")==0))
260 //LOG_USER("Stats %dms sleeping in select()", (int)totaltime);
263 LOG_USER("Profiling started");
272 externC void phi_init_all_network_interfaces(void);
274 struct command_context *cmd_ctx;
276 static bool webRunning = false;
278 void keep_webserver(void)
280 // Target initialisation is only attempted at startup, so we sleep forever and
281 // let the http server bail us out(i.e. get config files set up).
282 diag_printf("OpenOCD has invoked exit().\n"
283 "Use web server to correct any configuration settings and reboot.\n");
287 // exit() will terminate the current thread and we we'll then sleep eternally or
288 // we'll have a reboot scheduled.
291 extern void printDccChar(char c);
293 static char logBuffer[128 * 1024];
294 static const int logSize = sizeof(logBuffer);
298 void _zylinjtag_diag_write_char(char c, void **param)
302 logBuffer[writePtr] = c;
303 writePtr = (writePtr + 1) % logSize;
310 HAL_DIAG_WRITE_CHAR('\r');
312 HAL_DIAG_WRITE_CHAR(c);
315 #ifdef CYGPKG_HAL_ZYLIN_PHI
320 void copyfile(char *name2, char *name1);
322 void copydir(char *name, char *destdir);
325 MTAB_ENTRY(romfs_mte1,
329 (CYG_ADDRWORD) &filedata[0]);
332 void openocd_sleep_prelude(void)
334 cyg_mutex_unlock(&httpstate.jim_lock);
337 void openocd_sleep_postlude(void)
339 cyg_mutex_lock(&httpstate.jim_lock);
344 #ifdef CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1
345 diag_printf("Formatting JFFS2...\n");
347 cyg_io_handle_t handle;
350 err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
353 diag_printf("Flash Error cyg_io_lookup: %d\n", err);
358 cyg_io_flash_getconfig_devsize_t ds;
360 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
363 diag_printf("Flash error cyg_io_get_config %d\n", err);
367 cyg_io_flash_getconfig_erase_t e;
373 diag_printf("Formatting 0x%08x bytes\n", (int)ds.dev_size);
374 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
377 diag_printf("Flash erase error %d offset 0x%08x\n", err, e.err_address);
381 diag_printf("Flash formatted successfully\n");
387 static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
388 Jim_Obj * const *argv)
400 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
401 Jim_Obj * const *argv)
403 cyg_handle_t thread = 0;
405 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
407 /* Loop over the threads, and generate a table row for
410 while (cyg_thread_get_next(&thread, &id))
412 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
414 cyg_thread_info info;
417 cyg_thread_get_info(thread, id, &info);
419 if (info.name == NULL)
420 info.name = "<no name>";
422 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
423 info.name, strlen(info.name)));
425 /* Translate the state into a string.
428 state_string = "RUN";
429 else if (info.state & 0x04)
430 state_string = "SUSP";
432 switch (info.state & 0x1b)
435 state_string = "SLEEP";
438 state_string = "CNTSLEEP";
441 state_string = "CREATE";
444 state_string = "EXIT";
447 state_string = "????";
451 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
452 state_string, strlen(state_string)));
454 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
455 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
457 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
460 Jim_ListAppendElement(interp, threads, threadObj);
462 Jim_SetResult(interp, threads);
467 static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
468 Jim_Obj * const *argv)
470 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
472 if (logCount >= logSize)
474 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
475 % logSize, logSize - logCount % logSize);
477 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
479 Jim_SetResult(interp, tclOutput);
483 static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
484 Jim_Obj * const *argv)
490 static void zylinjtag_startNetwork(void)
492 // Bring TCP/IP up immediately before we're ready to accept commands.
494 // That is as soon as a PING responds, we're accepting telnet sessions.
495 #if defined(CYGPKG_NET_FREEBSD_STACK)
496 phi_init_all_network_interfaces();
502 diag_printf("Network not up and running\n");
506 /* very first thing we want is a reboot capability */
509 #if defined(CYGPKG_NET_FREEBSD_STACK)
511 tftpd_start(69, &fileops);
514 cyg_httpd_init_tcl_interpreter();
516 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
518 Jim_CreateCommand(httpstate.jim_interp, "zy1000_reboot",
519 zylinjtag_Jim_Command_reboot, NULL, NULL);
520 Jim_CreateCommand(httpstate.jim_interp, "threads",
521 zylinjtag_Jim_Command_threads, NULL, NULL);
522 Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
523 zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
529 diag_printf("Web server running\n");
533 s = socket(AF_INET, SOCK_DGRAM, 0);
536 strcpy(ifr.ifr_name, "eth0");
538 res = ioctl(s, SIOCGIFHWADDR, &ifr);
543 diag_printf("Can't obtain MAC address\n");
548 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
549 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
550 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
551 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
552 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
553 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
554 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
557 = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
562 static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
567 char *infoStr = "unknown";
570 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
571 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
572 infoStr = "undefined instruction";
574 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
575 infoStr = "software interrupt";
577 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
578 infoStr = "abort prefetch";
580 case CYGNUM_HAL_VECTOR_ABORT_DATA:
581 infoStr = "abort data";
588 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
590 diag_printf("Dumping log\n---\n");
591 if (logCount >= logSize)
593 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
595 diag_write(logBuffer, writePtr);
597 diag_printf("---\nLogdump complete.\n");
598 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
599 diag_printf("\n---\nRebooting\n");
600 HAL_PLATFORM_RESET();
604 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
605 static void setHandler(cyg_code_t exception)
607 cyg_exception_handler_t *old_handler;
608 cyg_addrword_t old_data;
610 cyg_exception_set_handler(exception, print_exception_handler, 0,
611 &old_handler, &old_data);
615 static cyg_thread zylinjtag_uart_thread_object;
616 static cyg_handle_t zylinjtag_uart_thread_handle;
617 static char uart_stack[4096];
619 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
620 static char backwardBuffer[1024];
622 void setNoDelay(int session, int flag)
625 // This decreases latency dramatically for e.g. GDB load which
626 // does not have a sliding window protocol
628 // Can cause *lots* of TCP/IP packets to be sent and it would have
629 // to be enabled/disabled on the fly to avoid the CPU being
631 setsockopt(session, /* socket affected */
632 IPPROTO_TCP, /* set option at TCP level */
633 TCP_NODELAY, /* name of option */
634 (char *) &flag, /* the cast is historical
636 sizeof(int)); /* length of option value */
640 #define TEST_TCPIP() 0
649 } tcpipSent[512 * 1024];
653 static void zylinjtag_uart(cyg_addrword_t data)
655 int so_reuseaddr_option = 1;
658 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
660 LOG_ERROR("error creating socket: %s", strerror(errno));
664 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
667 struct sockaddr_in sin;
668 unsigned int address_size;
669 address_size = sizeof(sin);
670 memset(&sin, 0, sizeof(sin));
671 sin.sin_family = AF_INET;
672 sin.sin_addr.s_addr = INADDR_ANY;
673 sin.sin_port = htons(5555);
675 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
677 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
681 if (listen(fd, 1) == -1)
683 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
686 // socket_nonblock(fd);
691 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
697 setNoDelay(session, 1);
698 int oldopts = fcntl(session, F_GETFL, 0);
699 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
701 int serHandle = open(ZY1000_SER_DEV, O_RDWR | O_NONBLOCK);
708 #ifdef CYGPKG_PROFILE_GPROF
726 FD_SET(session, &read_fds);
728 FD_SET(serHandle, &read_fds);
729 if (serHandle > fd_max)
735 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
736 if ((actual == 0) && (actual2 == 0))
738 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
747 memset(backwardBuffer, 's', sizeof(backwardBuffer));
749 t = read(serHandle, backwardBuffer,
750 sizeof(backwardBuffer));
766 int written = write(session, backwardBuffer + pos2, actual2);
774 if (FD_ISSET(session, &read_fds)
775 && (sizeof(forwardBuffer) > actual))
777 // NB! Here it is important that we empty the TCP/IP read buffer
778 // to make transmission tick right
779 memmove(forwardBuffer, forwardBuffer + pos, actual);
782 // this will block if there is no data at all
783 t = read_socket(session, forwardBuffer + actual,
784 sizeof(forwardBuffer) - actual);
795 /* Do not put things into the serial buffer if it has something to send
796 * as that can cause a single byte to be sent at the time.
800 int written = write(serHandle, forwardBuffer + pos, actual);
807 // The serial buffer is full
820 tcpipSent[cur].req = x;
821 tcpipSent[cur].actual = y;
822 tcpipSent[cur].req2 = x2;
823 tcpipSent[cur].actual2 = y2;
828 closeSession: close(session);
833 for (i = 0; i < 1024; i++)
835 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
836 tcpipSent[i].req2, tcpipSent[i].actual2);
847 cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
848 (void *) uart_stack, sizeof(uart_stack),
849 &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
850 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
851 cyg_thread_resume(zylinjtag_uart_thread_handle);
854 static int zylinjtag_Jim_Command_uart(Jim_Interp *interp, int argc,
855 Jim_Obj * const *argv)
857 static int current_baud = 38400;
860 command_print(cmd_ctx, "%d", current_baud);
869 if (Jim_GetLong(interp, argv[1], &new_baudrate) != JIM_OK)
872 current_baud = new_baudrate;
875 switch (current_baud)
878 baud = CYGNUM_SERIAL_BAUD_9600;
881 baud = CYGNUM_SERIAL_BAUD_19200;
884 baud = CYGNUM_SERIAL_BAUD_38400;
887 baud = CYGNUM_SERIAL_BAUD_57600;
890 baud = CYGNUM_SERIAL_BAUD_115200;
893 baud = CYGNUM_SERIAL_BAUD_230400;
896 command_print(cmd_ctx, "unsupported baudrate");
897 return ERROR_INVALID_ARGUMENTS;
900 cyg_serial_info_t buf;
902 //get existing serial configuration
903 len = sizeof(cyg_serial_info_t);
905 cyg_io_handle_t serial_handle;
907 err = cyg_io_lookup(ZY1000_SER_DEV, &serial_handle);
910 LOG_ERROR("Could not open serial port\n");
914 err = cyg_io_get_config(serial_handle,
915 CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
916 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
920 LOG_ERROR("Failed to get serial port settings %d", err);
925 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
929 LOG_ERROR("Failed to set serial port settings %d", err);
936 bool logAllToSerial = false;
939 int boolParam(char *var);
942 static const char *zylin_config_dir="/config/settings";
944 static int add_default_dirs(void)
946 add_script_search_dir(zylin_config_dir);
947 add_script_search_dir("/rom/lib/openocd");
948 add_script_search_dir("/rom");
952 int main(int argc, char *argv[])
954 /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
955 * need to allocate towards the end of the heap. */
957 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
958 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
959 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
960 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
965 atexit(keep_webserver);
967 diag_init_putc(_zylinjtag_diag_write_char);
968 // We want this in the log.
969 diag_printf("Zylin ZY1000.\n");
971 err = mount("", "/ram", "ramfs");
974 diag_printf("unable to mount ramfs\n");
979 sprintf(address, "%p", &filedata[0]);
980 err = mount(address, "/rom", "romfs");
983 diag_printf("unable to mount /rom\n");
986 err = mount("", "/log", "logfs");
989 diag_printf("unable to mount logfs\n");
992 err = mount("", "/tftp", "tftpfs");
995 diag_printf("unable to mount logfs\n");
998 log = fopen("/log/log", "w");
1001 diag_printf("Could not open log file /ram/log\n");
1006 copydir("/rom", "/ram/cgi");
1008 err = mount("/dev/flash1", "/config", "jffs2");
1011 diag_printf("unable to mount jffs2, falling back to ram disk..\n");
1012 err = mount("", "/config", "ramfs");
1015 diag_printf("unable to mount /config as ramdisk.\n");
1021 /* are we using a ram disk instead of a flash disk? This is used
1022 * for ZY1000 live demo...
1024 * copy over flash disk to ram block device
1026 if (boolParam("ramdisk"))
1028 diag_printf("Unmounting /config from flash and using ram instead\n");
1029 err = umount("/config");
1032 diag_printf("unable to unmount jffs\n");
1036 err = mount("/dev/flash1", "/config2", "jffs2");
1039 diag_printf("unable to mount jffs\n");
1043 err = mount("", "/config", "ramfs");
1046 diag_printf("unable to mount ram block device\n");
1050 // copydir("/config2", "/config");
1051 copyfile("/config2/ip", "/config/ip");
1052 copydir("/config2/settings", "/config/settings");
1058 mkdir(zylin_config_dir, 0777);
1059 char *dirname = alloc_printf("%s/target", zylin_config_dir);
1060 mkdir(dirname, 0777);
1062 dirname = alloc_printf("%s/board", zylin_config_dir);
1063 mkdir(dirname, 0777);
1065 dirname = alloc_printf("%s/event", zylin_config_dir);
1066 mkdir(dirname, 0777);
1069 logAllToSerial = boolParam("logserial");
1071 // We need the network & web server in case there is something wrong with
1072 // the config files that invoke exit()
1073 zylinjtag_startNetwork();
1075 /* we're going to access the jim interpreter from here on... */
1076 openocd_sleep_postlude();
1081 /* initialize commandline interface */
1082 struct command_context * cmd_ctx;
1083 struct command_context *setup_command_handler(Jim_Interp *interp);
1084 cmd_ctx = setup_command_handler(httpstate.jim_interp);
1085 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1086 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1088 if (ioutil_init(cmd_ctx) != ERROR_OK)
1089 return EXIT_FAILURE;
1091 #ifdef CYGPKG_PROFILE_GPROF
1092 Jim_CreateCommand(httpstate.jim_interp, "zy1000_profile", zylinjtag_Jim_Command_profile,
1096 Jim_CreateCommand(httpstate.jim_interp, "uart", zylinjtag_Jim_Command_uart, NULL, NULL);
1101 set_log_output(cmd_ctx, log);
1103 LOG_DEBUG("log init complete");
1105 // diag_printf("Executing config files\n");
1110 "%s/logserial = 1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
1111 command_run_line(cmd_ctx, "debug_level 3");
1114 command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
1117 ret = server_init(cmd_ctx);
1118 if (ERROR_OK != ret)
1119 return EXIT_FAILURE;
1121 /* we MUST always run the init command as it will launch telnet sessions */
1122 command_run_line(cmd_ctx, "init");
1125 // diag_printf() is really invoked from many more places than we trust it
1126 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1128 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1129 // fingers that it doesn't cause any crashes.
1130 diag_printf("Init complete, GDB & telnet servers launched.\n");
1131 command_set_output_handler(cmd_ctx,
1132 zy1000_configuration_output_handler_log, NULL);
1133 if (!logAllToSerial)
1138 /* handle network connections */
1139 server_loop(cmd_ctx);
1140 openocd_sleep_prelude();
1142 /* shut server down */
1145 /* free commandline interface */
1146 command_done(cmd_ctx);
1154 cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
1155 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1157 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1161 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1163 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1164 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1166 #include <pkgconf/system.h>
1167 #include <pkgconf/hal.h>
1168 #include <pkgconf/kernel.h>
1169 #include <pkgconf/io_fileio.h>
1170 #include <pkgconf/fs_rom.h>
1172 #include <cyg/kernel/ktypes.h> // base kernel types
1173 #include <cyg/infra/cyg_trac.h> // tracing macros
1174 #include <cyg/infra/cyg_ass.h> // assertion macros
1175 #include <cyg/fileio/fileio.h>
1176 #include <cyg/kernel/kapi.h>
1177 #include <cyg/infra/diag.h>
1179 //==========================================================================
1180 // Eventually we want to eXecute In Place from the ROM in a protected
1181 // environment, so we'll need executables to be aligned to a boundary
1182 // suitable for MMU protection. A suitable boundary would be the 4k
1183 // boundary in all the CPU architectures I am currently aware of.
1185 // Forward definitions
1187 // Filesystem operations
1188 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1189 static int tftpfs_umount(cyg_mtab_entry *mte);
1190 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1191 int mode, cyg_file *fte);
1192 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1193 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1196 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1197 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
1198 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
1200 //==========================================================================
1201 // Filesystem table entries
1203 // -------------------------------------------------------------------------
1205 // This defines the entry in the filesystem table.
1206 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1207 // we should never block in any filesystem operations.
1209 FSTAB_ENTRY(tftpfs_fste, "tftpfs", 0,
1214 (cyg_fsop_unlink *)cyg_fileio_erofs,
1215 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1216 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1217 (cyg_fsop_rename *)cyg_fileio_erofs,
1218 (cyg_fsop_link *)cyg_fileio_erofs,
1219 (cyg_fsop_opendir *)cyg_fileio_erofs,
1220 (cyg_fsop_chdir *)cyg_fileio_erofs,
1221 (cyg_fsop_stat *)cyg_fileio_erofs,
1222 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1223 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1226 // -------------------------------------------------------------------------
1228 // This defines a single ROMFS loaded into ROM at the configured address
1230 // MTAB_ENTRY(rom_mte, // structure name
1231 // "/rom", // mount point
1232 // "romfs", // FIlesystem type
1233 // "", // hardware device
1234 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
1238 // -------------------------------------------------------------------------
1240 // This set of file operations are used for normal open files.
1242 static cyg_fileops tftpfs_fileops =
1243 { tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
1244 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1245 tftpfs_fo_fsync, tftpfs_fo_close,
1246 (cyg_fileop_fstat *) cyg_fileio_erofs,
1247 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1248 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1250 // -------------------------------------------------------------------------
1252 // Process a mount request. This mainly finds root for the
1255 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1260 static int tftpfs_umount(cyg_mtab_entry *mte)
1275 static void freeTftp(struct Tftp *t)
1288 static const int tftpMaxSize = 8192 * 1024;
1289 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1290 int mode, cyg_file *file)
1293 tftp = malloc(sizeof(struct Tftp));
1296 memset(tftp, 0, sizeof(struct Tftp));
1298 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1299 file->f_type = CYG_FILE_TYPE_FILE;
1300 file->f_ops = &tftpfs_fileops;
1305 tftp->mem = malloc(tftpMaxSize);
1306 if (tftp->mem == NULL)
1312 char *server = strchr(name, '/');
1319 tftp->server = malloc(server - name + 1);
1320 if (tftp->server == NULL)
1325 strncpy(tftp->server, name, server - name);
1326 tftp->server[server - name] = 0;
1328 tftp->file = strdup(server + 1);
1329 if (tftp->file == NULL)
1335 file->f_data = (CYG_ADDRWORD) tftp;
1340 static int fetchTftp(struct Tftp *tftp)
1342 if (!tftp->readFile)
1345 tftp->actual = tftp_client_get(tftp->file, tftp->server, 0, tftp->mem,
1346 tftpMaxSize, TFTP_OCTET, &err);
1348 if (tftp->actual < 0)
1357 // -------------------------------------------------------------------------
1358 // tftpfs_fo_write()
1359 // Read data from file.
1361 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1363 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1365 if (fetchTftp(tftp) != ENOERR)
1369 off_t pos = fp->f_offset;
1371 for (i = 0; i < uio->uio_iovcnt; i++)
1373 cyg_iovec *iov = &uio->uio_iov[i];
1374 char *buf = (char *) iov->iov_base;
1375 off_t len = iov->iov_len;
1377 if (len + pos > tftp->actual)
1379 len = tftp->actual - pos;
1381 resid += iov->iov_len - len;
1383 memcpy(buf, tftp->mem + pos, len);
1387 uio->uio_resid = resid;
1393 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1395 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1398 off_t pos = fp->f_offset;
1400 for (i = 0; i < uio->uio_iovcnt; i++)
1402 cyg_iovec *iov = &uio->uio_iov[i];
1403 char *buf = (char *) iov->iov_base;
1404 off_t len = iov->iov_len;
1406 if (len + pos > tftpMaxSize)
1408 len = tftpMaxSize - pos;
1410 resid += iov->iov_len - len;
1412 memcpy(tftp->mem + pos, buf, len);
1416 uio->uio_resid = resid;
1424 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1430 // -------------------------------------------------------------------------
1432 // Close a file. We just clear out the data pointer.
1434 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
1436 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1441 tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
1442 TFTP_OCTET, &error);
1450 // -------------------------------------------------------------------------
1452 // Seek to a new file position.
1454 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
1456 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1459 if (fetchTftp(tftp) != ENOERR)
1465 // Pos is already where we want to be.
1469 // Add pos to current offset.
1470 pos += fp->f_offset;
1474 // Add pos to file size.
1475 pos += tftp->actual;
1482 // Check that pos is still within current file size, or at the
1484 if (pos < 0 || pos > tftp->actual)
1487 // All OK, set fp offset and return new position.
1488 *apos = fp->f_offset = pos;
1496 cyg_thread_delay(us / 10000 + 1);
1502 cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
1504 cyg_httpd_start_chunked("text");
1505 if (logCount >= logSize)
1507 cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
1508 - logCount % logSize);
1510 cyg_httpd_write_chunked(logBuffer, writePtr);
1511 cyg_httpd_end_chunked();
1515 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
1517 // Filesystem operations
1518 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1519 static int logfs_umount(cyg_mtab_entry *mte);
1520 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1521 int mode, cyg_file *fte);
1522 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1525 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1526 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
1528 #include <cyg/io/devtab.h>
1530 //==========================================================================
1531 // Filesystem table entries
1533 // -------------------------------------------------------------------------
1535 // This defines the entry in the filesystem table.
1536 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1537 // we should never block in any filesystem operations.
1538 FSTAB_ENTRY(logfs_fste, "logfs", 0,
1539 CYG_SYNCMODE_FILE_FILESYSTEM | CYG_SYNCMODE_IO_FILESYSTEM,
1543 (cyg_fsop_unlink *)cyg_fileio_erofs,
1544 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1545 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1546 (cyg_fsop_rename *)cyg_fileio_erofs,
1547 (cyg_fsop_link *)cyg_fileio_erofs,
1548 (cyg_fsop_opendir *)cyg_fileio_erofs,
1549 (cyg_fsop_chdir *)cyg_fileio_erofs,
1550 (cyg_fsop_stat *)cyg_fileio_erofs,
1551 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1552 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1554 // -------------------------------------------------------------------------
1556 // This set of file operations are used for normal open files.
1558 static cyg_fileops logfs_fileops =
1559 { (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
1560 (cyg_fileop_lseek *) cyg_fileio_erofs,
1561 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1562 logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
1563 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1564 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1566 // -------------------------------------------------------------------------
1568 // Process a mount request. This mainly finds root for the
1571 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1576 static int logfs_umount(cyg_mtab_entry *mte)
1581 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1582 int mode, cyg_file *file)
1584 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1585 file->f_type = CYG_FILE_TYPE_FILE;
1586 file->f_ops = &logfs_fileops;
1593 // -------------------------------------------------------------------------
1595 // Write data to file.
1597 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1600 for (i = 0; i < uio->uio_iovcnt; i++)
1602 cyg_iovec *iov = &uio->uio_iov[i];
1603 char *buf = (char *) iov->iov_base;
1604 off_t len = iov->iov_len;
1606 diag_write(buf, len);
1612 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1617 // -------------------------------------------------------------------------
1619 // Close a file. We just clear out the data pointer.
1621 static int logfs_fo_close(struct CYG_FILE_TAG *fp)
1626 int loadFile(const char *fileName, void **data, int *len);
1628 /* boolean parameter stored on config */
1629 int boolParam(char *var)
1631 bool result = false;
1632 char *name = alloc_printf("%s/%s", zylin_config_dir, var);
1638 if (loadFile(name, &data, &len) == ERROR_OK)
1642 result = strncmp((char *) data, "1", len) == 0;