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"
37 #include "telnet_server.h"
38 #include "gdb_server.h"
40 #include <time_support.h>
48 #include <cyg/io/flash.h>
49 #include <pkgconf/fs_jffs2.h> // Address of JFFS2
54 #include <cyg/fileio/fileio.h>
56 #include <cyg/athttpd/http.h>
57 #include <cyg/athttpd/socket.h>
58 #include <cyg/athttpd/handler.h>
59 #include <cyg/athttpd/cgi.h>
60 #include <cyg/athttpd/forms.h>
61 #include <cyg/discover/discover.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>
88 #if defined(CYGPKG_NET_FREEBSD_STACK)
89 #include <tftp_support.h>
90 /* posix compatibility broken*/
91 struct tftpd_fileops fileops =
93 (int (*)(const char *, int))open,
95 (int (*)(int, const void *, int))write,
96 ( int (*)(int, void *, int))read
102 void diag_write(char *buf, int len)
105 for (j = 0; j < len; j++)
107 diag_printf("%c", buf[j]);
111 static bool serialLog = true;
112 static bool writeLog = true;
117 extern flash_driver_t *flash_drivers[];
118 extern target_type_t *target_types[];
120 #ifdef CYGPKG_PROFILE_GPROF
121 #include <cyg/profile/profile.h>
123 extern char _stext, _etext; // Defined by the linker
125 static char *start_of_code=&_stext;
126 static char *end_of_code=&_etext;
128 void start_profile(void)
130 // This starts up the system-wide profiling, gathering
131 // profile information on all of the code, with a 16 byte
132 // "bucket" size, at a rate of 100us/profile hit.
133 // Note: a bucket size of 16 will give pretty good function
134 // resolution. Much smaller and the buffer becomes
135 // much too large for very little gain.
136 // Note: a timer period of 100us is also a reasonable
137 // compromise. Any smaller and the overhead of
138 // handling the timter (profile) interrupt could
139 // swamp the system. A fast processor might get
140 // by with a smaller value, but a slow one could
141 // even be swamped by this value. If the value is
142 // too large, the usefulness of the profile is reduced.
144 // no more interrupts than 1/10ms.
145 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
146 // profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
147 profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
154 static char reboot_stack[2048];
156 static void zylinjtag_reboot(cyg_addrword_t data)
159 diag_printf("Rebooting in 100 ticks..\n");
160 cyg_thread_delay(100);
161 diag_printf("Unmounting /config..\n");
163 diag_printf("Rebooting..\n");
164 HAL_PLATFORM_RESET();
166 static cyg_thread zylinjtag_thread_object;
167 static cyg_handle_t zylinjtag_thread_handle;
171 cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
172 (void *) reboot_stack, sizeof(reboot_stack),
173 &zylinjtag_thread_handle, &zylinjtag_thread_object);
174 cyg_thread_resume(zylinjtag_thread_handle);
177 int configuration_output_handler(struct command_context_s *context,
180 diag_printf("%s", line);
185 int zy1000_configuration_output_handler_log(struct command_context_s *context,
188 LOG_USER_N("%s", line);
193 #ifdef CYGPKG_PROFILE_GPROF
194 extern void start_profile(void);
196 int eCosBoard_handle_eCosBoard_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
198 command_print(cmd_ctx, "Profiling started");
205 externC void phi_init_all_network_interfaces(void);
207 command_context_t *cmd_ctx;
209 static bool webRunning = false;
211 void keep_webserver(void)
213 // Target initialisation is only attempted at startup, so we sleep forever and
214 // let the http server bail us out(i.e. get config files set up).
215 diag_printf("OpenOCD has invoked exit().\n"
216 "Use web server to correct any configuration settings and reboot.\n");
220 // exit() will terminate the current thread and we we'll then sleep eternally or
221 // we'll have a reboot scheduled.
224 extern void printDccChar(char c);
226 static char logBuffer[128 * 1024];
227 static const int logSize = sizeof(logBuffer);
231 void _zylinjtag_diag_write_char(char c, void **param)
235 logBuffer[writePtr] = c;
236 writePtr = (writePtr + 1) % logSize;
243 HAL_DIAG_WRITE_CHAR('\r');
245 HAL_DIAG_WRITE_CHAR(c);
248 #ifdef CYGPKG_HAL_ZYLIN_PHI
253 void copyfile(char *name2, char *name1);
255 void copydir(char *name, char *destdir);
258 MTAB_ENTRY( romfs_mte1,
262 (CYG_ADDRWORD) &filedata[0] );
265 void openocd_sleep_prelude(void)
267 cyg_mutex_unlock(&httpstate.jim_lock);
270 void openocd_sleep_postlude(void)
272 cyg_mutex_lock(&httpstate.jim_lock);
277 diag_printf("Formatting JFFS2...\n");
279 cyg_io_handle_t handle;
282 err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
285 diag_printf("Flash Error cyg_io_lookup: %d\n", err);
290 cyg_io_flash_getconfig_devsize_t ds;
292 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
295 diag_printf("Flash error cyg_io_get_config %d\n", err);
299 cyg_io_flash_getconfig_erase_t e;
305 e.err_address = &err_addr;
307 diag_printf("Formatting 0x%08x bytes\n", ds.dev_size);
308 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
311 diag_printf("Flash erase error %d offset 0x%p\n", err, err_addr);
315 diag_printf("Flash formatted successfully\n");
320 static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
321 Jim_Obj * const *argv)
333 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
334 Jim_Obj * const *argv)
336 cyg_handle_t thread = 0;
338 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
340 /* Loop over the threads, and generate a table row for
343 while (cyg_thread_get_next(&thread, &id))
345 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
347 cyg_thread_info info;
350 cyg_thread_get_info(thread, id, &info);
352 if (info.name == NULL)
353 info.name = "<no name>";
355 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
356 info.name, strlen(info.name)));
358 /* Translate the state into a string.
361 state_string = "RUN";
362 else if (info.state & 0x04)
363 state_string = "SUSP";
365 switch (info.state & 0x1b)
368 state_string = "SLEEP";
371 state_string = "CNTSLEEP";
374 state_string = "CREATE";
377 state_string = "EXIT";
380 state_string = "????";
384 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
385 state_string, strlen(state_string)));
387 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
388 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
390 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
393 Jim_ListAppendElement(interp, threads, threadObj);
395 Jim_SetResult(interp, threads);
400 static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
401 Jim_Obj * const *argv)
403 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
405 if (logCount >= logSize)
407 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
408 % logSize, logSize - logCount % logSize);
410 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
412 Jim_SetResult(interp, tclOutput);
416 static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
417 Jim_Obj * const *argv)
424 extern Jim_Interp *interp;
426 static void zylinjtag_startNetwork(void)
428 // Bring TCP/IP up immediately before we're ready to accept commands.
430 // That is as soon as a PING responds, we're accepting telnet sessions.
431 #if defined(CYGPKG_NET_FREEBSD_STACK)
432 phi_init_all_network_interfaces();
438 diag_printf("Network not up and running\n");
441 #if defined(CYGPKG_NET_FREEBSD_STACK)
443 tftpd_start(69, &fileops);
446 cyg_httpd_init_tcl_interpreter();
448 interp = httpstate.jim_interp;
450 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
452 Jim_CreateCommand(httpstate.jim_interp, "reboot",
453 zylinjtag_Jim_Command_reboot, NULL, NULL);
454 Jim_CreateCommand(httpstate.jim_interp, "threads",
455 zylinjtag_Jim_Command_threads, NULL, NULL);
456 Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
457 zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
463 diag_printf("Web server running\n");
467 s = socket(AF_INET, SOCK_DGRAM, 0);
470 strcpy(ifr.ifr_name, "eth0");
472 res = ioctl(s, SIOCGIFHWADDR, &ifr);
477 diag_printf("Can't obtain MAC address\n");
482 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
483 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
484 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
485 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
486 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
487 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
488 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
491 = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
496 static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
501 char *infoStr = "unknown";
504 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
505 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
506 infoStr = "undefined instruction";
508 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
509 infoStr = "software interrupt";
511 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
512 infoStr = "abort prefetch";
514 case CYGNUM_HAL_VECTOR_ABORT_DATA:
515 infoStr = "abort data";
522 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
524 diag_printf("Dumping log\n---\n");
525 if (logCount >= logSize)
527 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
529 diag_write(logBuffer, writePtr);
531 diag_printf("---\nLogdump complete.\n");
532 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
533 diag_printf("\n---\nRebooting\n");
534 HAL_PLATFORM_RESET();
538 static void setHandler(cyg_code_t exception)
540 cyg_exception_handler_t *old_handler;
541 cyg_addrword_t old_data;
543 cyg_exception_set_handler(exception, print_exception_handler, 0,
544 &old_handler, &old_data);
547 static cyg_thread zylinjtag_uart_thread_object;
548 static cyg_handle_t zylinjtag_uart_thread_handle;
549 static char uart_stack[4096];
551 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
552 static char backwardBuffer[1024];
554 void setNoDelay(int session, int flag)
557 // This decreases latency dramatically for e.g. GDB load which
558 // does not have a sliding window protocol
560 // Can cause *lots* of TCP/IP packets to be sent and it would have
561 // to be enabled/disabled on the fly to avoid the CPU being
563 setsockopt(session, /* socket affected */
564 IPPROTO_TCP, /* set option at TCP level */
565 TCP_NODELAY, /* name of option */
566 (char *) &flag, /* the cast is historical
568 sizeof(int)); /* length of option value */
578 } tcpipSent[512 * 1024];
581 static void zylinjtag_uart(cyg_addrword_t data)
583 int so_reuseaddr_option = 1;
586 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
588 LOG_ERROR("error creating socket: %s", strerror(errno));
592 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
595 struct sockaddr_in sin;
596 unsigned int address_size;
597 address_size = sizeof(sin);
598 memset(&sin, 0, sizeof(sin));
599 sin.sin_family = AF_INET;
600 sin.sin_addr.s_addr = INADDR_ANY;
601 sin.sin_port = htons(5555);
603 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
605 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
609 if (listen(fd, 1) == -1)
611 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
614 // socket_nonblock(fd);
619 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
625 setNoDelay(session, 1);
626 int oldopts = fcntl(session, F_GETFL, 0);
627 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
629 int serHandle = open("/dev/ser0", O_RDWR | O_NONBLOCK);
636 #ifdef CYGPKG_PROFILE_GPROF
652 FD_SET(session, &read_fds);
654 FD_SET(serHandle, &read_fds);
655 if (serHandle > fd_max)
661 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
662 if ((actual == 0) && (actual2 == 0))
664 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
673 memset(backwardBuffer, 's', sizeof(backwardBuffer));
674 actual2 = read(serHandle, backwardBuffer,
675 sizeof(backwardBuffer));
691 int written = write(session, backwardBuffer + pos2, actual2);
699 if (FD_ISSET(session, &read_fds)
700 && (sizeof(forwardBuffer) > actual))
702 // NB! Here it is important that we empty the TCP/IP read buffer
703 // to make transmission tick right
704 memmove(forwardBuffer, forwardBuffer + pos, actual);
707 // this will block if there is no data at all
708 t = read_socket(session, forwardBuffer + actual,
709 sizeof(forwardBuffer) - actual);
721 /* Do not put things into the serial buffer if it has something to send
722 * as that can cause a single byte to be sent at the time.
726 int written = write(serHandle, forwardBuffer + pos, actual);
733 // The serial buffer is full
745 tcpipSent[cur].req = x;
746 tcpipSent[cur].actual = y;
747 tcpipSent[cur].req2 = x2;
748 tcpipSent[cur].actual2 = y2;
753 closeSession: close(session);
757 for (i = 0; i < 1024; i++)
759 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
760 tcpipSent[i].req2, tcpipSent[i].actual2);
770 cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
771 (void *) uart_stack, sizeof(uart_stack),
772 &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
773 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
774 cyg_thread_resume(zylinjtag_uart_thread_handle);
777 int handle_uart_command(struct command_context_s *cmd_ctx, char *cmd,
778 char **args, int argc)
780 static int current_baud = 38400;
783 command_print(cmd_ctx, "%d", current_baud);
788 return ERROR_INVALID_ARGUMENTS;
791 current_baud = atol(args[0]);
794 switch (current_baud)
797 baud = CYGNUM_SERIAL_BAUD_9600;
800 baud = CYGNUM_SERIAL_BAUD_19200;
803 baud = CYGNUM_SERIAL_BAUD_38400;
806 baud = CYGNUM_SERIAL_BAUD_57600;
809 baud = CYGNUM_SERIAL_BAUD_115200;
812 baud = CYGNUM_SERIAL_BAUD_230400;
815 command_print(cmd_ctx, "unsupported baudrate");
816 return ERROR_INVALID_ARGUMENTS;
819 cyg_serial_info_t buf;
821 //get existing serial configuration
822 len = sizeof(cyg_serial_info_t);
824 cyg_io_handle_t serial_handle;
826 err = cyg_io_lookup("/dev/ser0", &serial_handle);
829 LOG_ERROR("/dev/ser0 not found\n");
833 err = cyg_io_get_config(serial_handle,
834 CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
835 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
839 command_print(cmd_ctx, "Failed to get serial port settings %d", err);
844 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
848 command_print(cmd_ctx, "Failed to set serial port settings %d", err);
855 bool logAllToSerial = false;
858 int boolParam(char *var);
861 command_context_t *setup_command_handler(void);
863 extern const char *zylin_config_dir;
865 int add_default_dirs(void)
867 add_script_search_dir(zylin_config_dir);
868 add_script_search_dir("/rom/lib/openocd");
869 add_script_search_dir("/rom");
873 int ioutil_init(struct command_context_s *cmd_ctx);
875 int main(int argc, char *argv[])
877 /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
878 * need to allocate towards the end of the heap. */
880 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
881 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
882 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
883 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
888 atexit(keep_webserver);
890 diag_init_putc(_zylinjtag_diag_write_char);
891 // We want this in the log.
892 diag_printf("Zylin ZY1000.\n");
894 err = mount("", "/ram", "ramfs");
897 diag_printf("unable to mount ramfs\n");
902 sprintf(address, "%p", &filedata[0]);
903 err = mount(address, "/rom", "romfs");
906 diag_printf("unable to mount /rom\n");
909 err = mount("", "/log", "logfs");
912 diag_printf("unable to mount logfs\n");
915 err = mount("", "/tftp", "tftpfs");
918 diag_printf("unable to mount logfs\n");
921 log = fopen("/log/log", "w");
924 diag_printf("Could not open log file /ram/log\n");
929 copydir("/rom", "/ram/cgi");
931 err = mount("/dev/flash1", "/config", "jffs2");
934 diag_printf("unable to mount jffs2, falling back to ram disk..\n");
935 err = mount("", "/config", "ramfs");
938 diag_printf("unable to mount /config as ramdisk.\n");
944 /* are we using a ram disk instead of a flash disk? This is used
945 * for ZY1000 live demo...
947 * copy over flash disk to ram block device
949 if (boolParam("ramdisk"))
951 diag_printf("Unmounting /config from flash and using ram instead\n");
952 err = umount("/config");
955 diag_printf("unable to unmount jffs\n");
959 err = mount("/dev/flash1", "/config2", "jffs2");
962 diag_printf("unable to mount jffs\n");
966 err = mount("", "/config", "ramfs");
969 diag_printf("unable to mount ram block device\n");
973 // copydir("/config2", "/config");
974 copyfile("/config2/ip", "/config/ip");
975 copydir("/config2/settings", "/config/settings");
981 mkdir(zylin_config_dir, 0777);
982 char *dirname=alloc_printf("%s/target", zylin_config_dir);
983 mkdir(dirname, 0777);
985 dirname=alloc_printf("%s/board", zylin_config_dir);
986 mkdir(dirname, 0777);
988 dirname=alloc_printf("%s/event", zylin_config_dir);
989 mkdir(dirname, 0777);
992 logAllToSerial = boolParam("logserial");
994 // We need the network & web server in case there is something wrong with
995 // the config files that invoke exit()
996 zylinjtag_startNetwork();
998 /* we're going to access the jim interpreter from here on... */
999 openocd_sleep_postlude();
1004 /* initialize commandline interface */
1005 command_context_t * cmd_ctx;
1006 cmd_ctx = setup_command_handler();
1007 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1008 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1011 if (ioutil_init(cmd_ctx) != ERROR_OK)
1013 return EXIT_FAILURE;
1018 #ifdef CYGPKG_PROFILE_GPROF
1019 register_command(cmd_ctx, NULL, "ecosboard_profile", eCosBoard_handle_eCosBoard_profile_command,
1023 register_command(cmd_ctx, NULL, "uart", handle_uart_command, COMMAND_ANY,
1024 "uart <baud> - forward uart on port 5555");
1027 errVal = log_init(cmd_ctx);
1028 if (errVal != ERROR_OK)
1030 diag_printf("log_init() failed %d\n", errVal);
1034 set_log_output(cmd_ctx, log);
1036 LOG_DEBUG("log init complete");
1038 // diag_printf("Executing config files\n");
1043 "%s/logserial=1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
1044 command_run_line(cmd_ctx, "debug_level 3");
1047 command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
1049 /* we MUST always run the init command as it will launch telnet sessions */
1050 command_run_line(cmd_ctx, "init");
1053 // diag_printf() is really invoked from many more places than we trust it
1054 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1056 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1057 // fingers that it doesn't cause any crashes.
1058 diag_printf("Init complete, GDB & telnet servers launched.\n");
1059 command_set_output_handler(cmd_ctx,
1060 zy1000_configuration_output_handler_log, NULL);
1061 if (!logAllToSerial)
1066 /* handle network connections */
1067 server_loop(cmd_ctx);
1068 openocd_sleep_prelude();
1070 /* shut server down */
1073 /* free commandline interface */
1074 command_done(cmd_ctx);
1082 cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
1083 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1085 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1089 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1091 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1092 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1094 #include <pkgconf/system.h>
1095 #include <pkgconf/hal.h>
1096 #include <pkgconf/kernel.h>
1097 #include <pkgconf/io_fileio.h>
1098 #include <pkgconf/fs_rom.h>
1100 #include <cyg/kernel/ktypes.h> // base kernel types
1101 #include <cyg/infra/cyg_trac.h> // tracing macros
1102 #include <cyg/infra/cyg_ass.h> // assertion macros
1103 #include <cyg/fileio/fileio.h>
1104 #include <cyg/kernel/kapi.h>
1105 #include <cyg/infra/diag.h>
1107 //==========================================================================
1108 // Eventually we want to eXecute In Place from the ROM in a protected
1109 // environment, so we'll need executables to be aligned to a boundary
1110 // suitable for MMU protection. A suitable boundary would be the 4k
1111 // boundary in all the CPU architectures I am currently aware of.
1113 // Forward definitions
1115 // Filesystem operations
1116 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1117 static int tftpfs_umount(cyg_mtab_entry *mte);
1118 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1119 int mode, cyg_file *fte);
1120 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1121 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1124 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1125 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
1126 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
1128 //==========================================================================
1129 // Filesystem table entries
1131 // -------------------------------------------------------------------------
1133 // This defines the entry in the filesystem table.
1134 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1135 // we should never block in any filesystem operations.
1137 FSTAB_ENTRY( tftpfs_fste, "tftpfs", 0,
1142 (cyg_fsop_unlink *)cyg_fileio_erofs,
1143 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1144 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1145 (cyg_fsop_rename *)cyg_fileio_erofs,
1146 (cyg_fsop_link *)cyg_fileio_erofs,
1147 (cyg_fsop_opendir *)cyg_fileio_erofs,
1148 (cyg_fsop_chdir *)cyg_fileio_erofs,
1149 (cyg_fsop_stat *)cyg_fileio_erofs,
1150 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1151 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1154 // -------------------------------------------------------------------------
1156 // This defines a single ROMFS loaded into ROM at the configured address
1158 // MTAB_ENTRY( rom_mte, // structure name
1159 // "/rom", // mount point
1160 // "romfs", // FIlesystem type
1161 // "", // hardware device
1162 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
1166 // -------------------------------------------------------------------------
1168 // This set of file operations are used for normal open files.
1170 static cyg_fileops tftpfs_fileops =
1171 { tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
1172 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1173 tftpfs_fo_fsync, tftpfs_fo_close,
1174 (cyg_fileop_fstat *) cyg_fileio_erofs,
1175 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1176 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1178 // -------------------------------------------------------------------------
1180 // Process a mount request. This mainly finds root for the
1183 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1188 static int tftpfs_umount(cyg_mtab_entry *mte)
1203 static void freeTftp(struct Tftp *t)
1216 static const int tftpMaxSize = 8192 * 1024;
1217 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1218 int mode, cyg_file *file)
1221 tftp = malloc(sizeof(struct Tftp));
1224 memset(tftp, 0, sizeof(struct Tftp));
1226 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1227 file->f_type = CYG_FILE_TYPE_FILE;
1228 file->f_ops = &tftpfs_fileops;
1233 tftp->mem = malloc(tftpMaxSize);
1234 if (tftp->mem == NULL)
1240 char *server = strchr(name, '/');
1247 tftp->server = malloc(server - name + 1);
1248 if (tftp->server == NULL)
1253 strncpy(tftp->server, name, server - name);
1254 tftp->server[server - name] = 0;
1256 tftp->file = strdup(server + 1);
1257 if (tftp->file == NULL)
1263 file->f_data = (CYG_ADDRWORD) tftp;
1268 static int fetchTftp(struct Tftp *tftp)
1270 if (!tftp->readFile)
1273 tftp->actual = tftp_client_get(tftp->file, tftp->server, 0, tftp->mem,
1274 tftpMaxSize, TFTP_OCTET, &err);
1276 if (tftp->actual < 0)
1285 // -------------------------------------------------------------------------
1286 // tftpfs_fo_write()
1287 // Read data from file.
1289 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1291 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1293 if (fetchTftp(tftp) != ENOERR)
1297 off_t pos = fp->f_offset;
1299 for (i = 0; i < uio->uio_iovcnt; i++)
1301 cyg_iovec *iov = &uio->uio_iov[i];
1302 char *buf = (char *) iov->iov_base;
1303 off_t len = iov->iov_len;
1305 if (len + pos > tftp->actual)
1307 len = tftp->actual - pos;
1309 resid += iov->iov_len - len;
1311 memcpy(buf, tftp->mem + pos, len);
1315 uio->uio_resid = resid;
1321 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1323 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1326 off_t pos = fp->f_offset;
1328 for (i = 0; i < uio->uio_iovcnt; i++)
1330 cyg_iovec *iov = &uio->uio_iov[i];
1331 char *buf = (char *) iov->iov_base;
1332 off_t len = iov->iov_len;
1334 if (len + pos > tftpMaxSize)
1336 len = tftpMaxSize - pos;
1338 resid += iov->iov_len - len;
1340 memcpy(tftp->mem + pos, buf, len);
1344 uio->uio_resid = resid;
1352 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1358 // -------------------------------------------------------------------------
1360 // Close a file. We just clear out the data pointer.
1362 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
1364 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1369 tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
1370 TFTP_OCTET, &error);
1378 // -------------------------------------------------------------------------
1380 // Seek to a new file position.
1382 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
1384 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1387 if (fetchTftp(tftp) != ENOERR)
1393 // Pos is already where we want to be.
1397 // Add pos to current offset.
1398 pos += fp->f_offset;
1402 // Add pos to file size.
1403 pos += tftp->actual;
1410 // Check that pos is still within current file size, or at the
1412 if (pos < 0 || pos > tftp->actual)
1415 // All OK, set fp offset and return new position.
1416 *apos = fp->f_offset = pos;
1424 cyg_thread_delay(us / 10000 + 1);
1430 cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
1432 cyg_httpd_start_chunked("text");
1433 if (logCount >= logSize)
1435 cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
1436 - logCount % logSize);
1438 cyg_httpd_write_chunked(logBuffer, writePtr);
1439 cyg_httpd_end_chunked();
1443 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
1445 // Filesystem operations
1446 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1447 static int logfs_umount(cyg_mtab_entry *mte);
1448 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1449 int mode, cyg_file *fte);
1450 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1453 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1454 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
1456 #include <cyg/io/devtab.h>
1458 //==========================================================================
1459 // Filesystem table entries
1461 // -------------------------------------------------------------------------
1463 // This defines the entry in the filesystem table.
1464 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1465 // we should never block in any filesystem operations.
1466 FSTAB_ENTRY( logfs_fste, "logfs", 0,
1467 CYG_SYNCMODE_FILE_FILESYSTEM|CYG_SYNCMODE_IO_FILESYSTEM,
1471 (cyg_fsop_unlink *)cyg_fileio_erofs,
1472 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1473 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1474 (cyg_fsop_rename *)cyg_fileio_erofs,
1475 (cyg_fsop_link *)cyg_fileio_erofs,
1476 (cyg_fsop_opendir *)cyg_fileio_erofs,
1477 (cyg_fsop_chdir *)cyg_fileio_erofs,
1478 (cyg_fsop_stat *)cyg_fileio_erofs,
1479 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1480 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1482 // -------------------------------------------------------------------------
1484 // This set of file operations are used for normal open files.
1486 static cyg_fileops logfs_fileops =
1487 { (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
1488 (cyg_fileop_lseek *) cyg_fileio_erofs,
1489 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1490 logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
1491 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1492 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1494 // -------------------------------------------------------------------------
1496 // Process a mount request. This mainly finds root for the
1499 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1504 static int logfs_umount(cyg_mtab_entry *mte)
1509 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1510 int mode, cyg_file *file)
1512 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1513 file->f_type = CYG_FILE_TYPE_FILE;
1514 file->f_ops = &logfs_fileops;
1521 // -------------------------------------------------------------------------
1523 // Write data to file.
1525 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1528 for (i = 0; i < uio->uio_iovcnt; i++)
1530 cyg_iovec *iov = &uio->uio_iov[i];
1531 char *buf = (char *) iov->iov_base;
1532 off_t len = iov->iov_len;
1534 diag_write(buf, len);
1540 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1545 // -------------------------------------------------------------------------
1547 // Close a file. We just clear out the data pointer.
1549 static int logfs_fo_close(struct CYG_FILE_TAG *fp)