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/discover/discover.h>
63 #include <cyg/hal/hal_diag.h>
64 #include <cyg/kernel/kapi.h>
65 #include <cyg/io/serialio.h>
66 #include <cyg/io/io.h>
67 #include <netinet/tcp.h>
69 #include <sys/ioctl.h>
70 #include <sys/socket.h>
71 #include <netinet/in.h>
73 #include <arpa/inet.h>
74 #include <sys/types.h>
75 #include <sys/socket.h>
77 #include <netinet/in.h>
79 #include <arpa/inet.h>
87 #if defined(CYGPKG_NET_FREEBSD_STACK)
88 #include <tftp_support.h>
89 /* posix compatibility broken*/
90 struct tftpd_fileops fileops =
92 (int (*)(const char *, int))open,
94 (int (*)(int, const void *, int))write,
95 ( int (*)(int, void *, int))read
101 void diag_write(char *buf, int len)
104 for (j = 0; j < len; j++)
106 diag_printf("%c", buf[j]);
110 static bool serialLog = true;
111 static bool writeLog = true;
116 extern flash_driver_t *flash_drivers[];
117 extern target_type_t *target_types[];
119 #ifdef CYGPKG_PROFILE_GPROF
120 #include <cyg/profile/profile.h>
122 extern char _stext, _etext; // Defined by the linker
124 static char *start_of_code=&_stext;
125 static char *end_of_code=&_etext;
127 void start_profile(void)
129 // This starts up the system-wide profiling, gathering
130 // profile information on all of the code, with a 16 byte
131 // "bucket" size, at a rate of 100us/profile hit.
132 // Note: a bucket size of 16 will give pretty good function
133 // resolution. Much smaller and the buffer becomes
134 // much too large for very little gain.
135 // Note: a timer period of 100us is also a reasonable
136 // compromise. Any smaller and the overhead of
137 // handling the timter (profile) interrupt could
138 // swamp the system. A fast processor might get
139 // by with a smaller value, but a slow one could
140 // even be swamped by this value. If the value is
141 // too large, the usefulness of the profile is reduced.
143 // no more interrupts than 1/10ms.
144 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
145 // profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
146 profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
153 static char reboot_stack[2048];
155 static void zylinjtag_reboot(cyg_addrword_t data)
158 diag_printf("Rebooting in 100 ticks..\n");
159 cyg_thread_delay(100);
160 diag_printf("Unmounting /config..\n");
162 diag_printf("Rebooting..\n");
163 HAL_PLATFORM_RESET();
165 static cyg_thread zylinjtag_thread_object;
166 static cyg_handle_t zylinjtag_thread_handle;
170 cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
171 (void *) reboot_stack, sizeof(reboot_stack),
172 &zylinjtag_thread_handle, &zylinjtag_thread_object);
173 cyg_thread_resume(zylinjtag_thread_handle);
176 int configuration_output_handler(struct command_context_s *context,
179 diag_printf("%s", line);
184 int zy1000_configuration_output_handler_log(struct command_context_s *context,
187 LOG_USER_N("%s", line);
192 #ifdef CYGPKG_PROFILE_GPROF
193 extern void start_profile();
195 int eCosBoard_handle_eCosBoard_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
197 command_print(cmd_ctx, "Profiling started");
204 externC void phi_init_all_network_interfaces();
206 command_context_t *cmd_ctx;
208 static bool webRunning = false;
210 void keep_webserver()
212 // Target initialisation is only attempted at startup, so we sleep forever and
213 // let the http server bail us out(i.e. get config files set up).
214 diag_printf("OpenOCD has invoked exit().\n"
215 "Use web server to correct any configuration settings and reboot.\n");
219 // exit() will terminate the current thread and we we'll then sleep eternally or
220 // we'll have a reboot scheduled.
223 extern void printDccChar(char c);
225 static char logBuffer[128 * 1024];
226 static const int logSize = sizeof(logBuffer);
230 void _zylinjtag_diag_write_char(char c, void **param)
234 logBuffer[writePtr] = c;
235 writePtr = (writePtr + 1) % logSize;
242 HAL_DIAG_WRITE_CHAR('\r');
244 HAL_DIAG_WRITE_CHAR(c);
247 #ifdef CYGPKG_HAL_ZYLIN_PHI
252 void copyfile(char *name2, char *name1);
254 void copydir(char *name, char *destdir);
257 MTAB_ENTRY( romfs_mte1,
261 (CYG_ADDRWORD) &filedata[0] );
264 void openocd_sleep_prelude()
266 cyg_mutex_unlock(&httpstate.jim_lock);
269 void openocd_sleep_postlude()
271 cyg_mutex_lock(&httpstate.jim_lock);
276 diag_printf("Formatting JFFS2...\n");
278 cyg_io_handle_t handle;
281 err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
284 diag_printf("Flash Error cyg_io_lookup: %d\n", err);
289 cyg_io_flash_getconfig_devsize_t ds;
291 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
294 diag_printf("Flash error cyg_io_get_config %d\n", err);
298 cyg_io_flash_getconfig_erase_t e;
304 e.err_address = &err_addr;
306 diag_printf("Formatting 0x%08x bytes\n", ds.dev_size);
307 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
310 diag_printf("Flash erase error %d offset 0x%p\n", err, err_addr);
314 diag_printf("Flash formatted successfully\n");
319 static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
320 Jim_Obj * const *argv)
332 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
333 Jim_Obj * const *argv)
335 cyg_handle_t thread = 0;
337 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
339 /* Loop over the threads, and generate a table row for
342 while (cyg_thread_get_next(&thread, &id))
344 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
346 cyg_thread_info info;
349 cyg_thread_get_info(thread, id, &info);
351 if (info.name == NULL)
352 info.name = "<no name>";
354 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
355 info.name, strlen(info.name)));
357 /* Translate the state into a string.
360 state_string = "RUN";
361 else if (info.state & 0x04)
362 state_string = "SUSP";
364 switch (info.state & 0x1b)
367 state_string = "SLEEP";
370 state_string = "CNTSLEEP";
373 state_string = "CREATE";
376 state_string = "EXIT";
379 state_string = "????";
383 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
384 state_string, strlen(state_string)));
386 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
387 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
389 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
392 Jim_ListAppendElement(interp, threads, threadObj);
394 Jim_SetResult(interp, threads);
399 static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
400 Jim_Obj * const *argv)
402 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
404 if (logCount >= logSize)
406 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
407 % logSize, logSize - logCount % logSize);
409 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
411 Jim_SetResult(interp, tclOutput);
415 static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
416 Jim_Obj * const *argv)
423 extern Jim_Interp *interp;
425 static void zylinjtag_startNetwork()
427 // Bring TCP/IP up immediately before we're ready to accept commands.
429 // That is as soon as a PING responds, we're accepting telnet sessions.
430 #if defined(CYGPKG_NET_FREEBSD_STACK)
431 phi_init_all_network_interfaces();
437 diag_printf("Network not up and running\n");
440 #if defined(CYGPKG_NET_FREEBSD_STACK)
442 tftpd_start(69, &fileops);
445 cyg_httpd_init_tcl_interpreter();
447 interp = httpstate.jim_interp;
449 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
451 Jim_CreateCommand(httpstate.jim_interp, "reboot",
452 zylinjtag_Jim_Command_reboot, NULL, NULL);
453 Jim_CreateCommand(httpstate.jim_interp, "threads",
454 zylinjtag_Jim_Command_threads, NULL, NULL);
455 Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
456 zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
462 diag_printf("Web server running\n");
466 s = socket(AF_INET, SOCK_DGRAM, 0);
469 strcpy(ifr.ifr_name, "eth0");
471 res = ioctl(s, SIOCGIFHWADDR, &ifr);
476 diag_printf("Can't obtain MAC address\n");
481 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
482 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
483 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
484 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
485 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
486 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
487 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
490 = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
495 static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
500 char *infoStr = "unknown";
503 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
504 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
505 infoStr = "undefined instruction";
507 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
508 infoStr = "software interrupt";
510 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
511 infoStr = "abort prefetch";
513 case CYGNUM_HAL_VECTOR_ABORT_DATA:
514 infoStr = "abort data";
521 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
523 diag_printf("Dumping log\n---\n");
524 if (logCount >= logSize)
526 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
528 diag_write(logBuffer, writePtr);
530 diag_printf("---\nLogdump complete.\n");
531 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
532 diag_printf("\n---\nRebooting\n");
533 HAL_PLATFORM_RESET();
537 static void setHandler(cyg_code_t exception)
539 cyg_exception_handler_t *old_handler;
540 cyg_addrword_t old_data;
542 cyg_exception_set_handler(exception, print_exception_handler, 0,
543 &old_handler, &old_data);
546 static cyg_thread zylinjtag_uart_thread_object;
547 static cyg_handle_t zylinjtag_uart_thread_handle;
548 static char uart_stack[4096];
550 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
551 static char backwardBuffer[1024];
553 void setNoDelay(int session, int flag)
556 // This decreases latency dramatically for e.g. GDB load which
557 // does not have a sliding window protocol
559 // Can cause *lots* of TCP/IP packets to be sent and it would have
560 // to be enabled/disabled on the fly to avoid the CPU being
562 setsockopt(session, /* socket affected */
563 IPPROTO_TCP, /* set option at TCP level */
564 TCP_NODELAY, /* name of option */
565 (char *) &flag, /* the cast is historical
567 sizeof(int)); /* length of option value */
577 } tcpipSent[512 * 1024];
580 static void zylinjtag_uart(cyg_addrword_t data)
582 int so_reuseaddr_option = 1;
585 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
587 LOG_ERROR("error creating socket: %s", strerror(errno));
591 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
594 struct sockaddr_in sin;
595 unsigned int address_size;
596 address_size = sizeof(sin);
597 memset(&sin, 0, sizeof(sin));
598 sin.sin_family = AF_INET;
599 sin.sin_addr.s_addr = INADDR_ANY;
600 sin.sin_port = htons(5555);
602 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
604 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
608 if (listen(fd, 1) == -1)
610 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
613 // socket_nonblock(fd);
618 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
624 setNoDelay(session, 1);
625 int oldopts = fcntl(session, F_GETFL, 0);
626 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
628 int serHandle = open("/dev/ser0", O_RDWR | O_NONBLOCK);
635 #ifdef CYGPKG_PROFILE_GPROF
651 FD_SET(session, &read_fds);
653 FD_SET(serHandle, &read_fds);
654 if (serHandle > fd_max)
660 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
661 if ((actual == 0) && (actual2 == 0))
663 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
672 memset(backwardBuffer, 's', sizeof(backwardBuffer));
673 actual2 = read(serHandle, backwardBuffer,
674 sizeof(backwardBuffer));
690 int written = write(session, backwardBuffer + pos2, actual2);
698 if (FD_ISSET(session, &read_fds)
699 && (sizeof(forwardBuffer) > actual))
701 // NB! Here it is important that we empty the TCP/IP read buffer
702 // to make transmission tick right
703 memmove(forwardBuffer, forwardBuffer + pos, actual);
706 // this will block if there is no data at all
707 t = read_socket(session, forwardBuffer + actual,
708 sizeof(forwardBuffer) - actual);
720 /* Do not put things into the serial buffer if it has something to send
721 * as that can cause a single byte to be sent at the time.
725 int written = write(serHandle, forwardBuffer + pos, actual);
732 // The serial buffer is full
744 tcpipSent[cur].req = x;
745 tcpipSent[cur].actual = y;
746 tcpipSent[cur].req2 = x2;
747 tcpipSent[cur].actual2 = y2;
752 closeSession: close(session);
756 for (i = 0; i < 1024; i++)
758 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
759 tcpipSent[i].req2, tcpipSent[i].actual2);
769 cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
770 (void *) uart_stack, sizeof(uart_stack),
771 &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
772 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
773 cyg_thread_resume(zylinjtag_uart_thread_handle);
776 int handle_uart_command(struct command_context_s *cmd_ctx, char *cmd,
777 char **args, int argc)
779 static int current_baud = 38400;
782 command_print(cmd_ctx, "%d", current_baud);
787 return ERROR_INVALID_ARGUMENTS;
790 current_baud = atol(args[0]);
793 switch (current_baud)
796 baud = CYGNUM_SERIAL_BAUD_9600;
799 baud = CYGNUM_SERIAL_BAUD_19200;
802 baud = CYGNUM_SERIAL_BAUD_38400;
805 baud = CYGNUM_SERIAL_BAUD_57600;
808 baud = CYGNUM_SERIAL_BAUD_115200;
811 baud = CYGNUM_SERIAL_BAUD_230400;
814 command_print(cmd_ctx, "unsupported baudrate");
815 return ERROR_INVALID_ARGUMENTS;
818 cyg_serial_info_t buf;
820 //get existing serial configuration
821 len = sizeof(cyg_serial_info_t);
823 cyg_io_handle_t serial_handle;
825 err = cyg_io_lookup("/dev/ser0", &serial_handle);
828 LOG_ERROR("/dev/ser0 not found\n");
832 err = cyg_io_get_config(serial_handle,
833 CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
834 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
838 command_print(cmd_ctx, "Failed to get serial port settings %d", err);
843 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
847 command_print(cmd_ctx, "Failed to set serial port settings %d", err);
854 bool logAllToSerial = false;
857 int boolParam(char *var);
860 command_context_t *setup_command_handler();
862 extern const char *zylin_config_dir;
864 int add_default_dirs(void)
866 add_script_search_dir(zylin_config_dir);
867 add_script_search_dir("/rom/lib/openocd");
868 add_script_search_dir("/rom");
872 int main(int argc, char *argv[])
874 /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
875 * need to allocate towards the end of the heap. */
877 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
878 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
879 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
880 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
885 atexit(keep_webserver);
887 diag_init_putc(_zylinjtag_diag_write_char);
888 // We want this in the log.
889 diag_printf("Zylin ZY1000.\n");
891 err = mount("", "/ram", "ramfs");
894 diag_printf("unable to mount ramfs\n");
899 sprintf(address, "%p", &filedata[0]);
900 err = mount(address, "/rom", "romfs");
903 diag_printf("unable to mount /rom\n");
906 err = mount("", "/log", "logfs");
909 diag_printf("unable to mount logfs\n");
912 err = mount("", "/tftp", "tftpfs");
915 diag_printf("unable to mount logfs\n");
918 log = fopen("/log/log", "w");
921 diag_printf("Could not open log file /ram/log\n");
926 copydir("/rom", "/ram/cgi");
928 err = mount("/dev/flash1", "/config", "jffs2");
931 diag_printf("unable to mount jffs2, falling back to ram disk..\n");
932 err = mount("", "/config", "ramfs");
935 diag_printf("unable to mount /config as ramdisk.\n");
941 /* are we using a ram disk instead of a flash disk? This is used
942 * for ZY1000 live demo...
944 * copy over flash disk to ram block device
946 if (boolParam("ramdisk"))
948 diag_printf("Unmounting /config from flash and using ram instead\n");
949 err = umount("/config");
952 diag_printf("unable to unmount jffs\n");
956 err = mount("/dev/flash1", "/config2", "jffs2");
959 diag_printf("unable to mount jffs\n");
963 err = mount("", "/config", "ramfs");
966 diag_printf("unable to mount ram block device\n");
970 // copydir("/config2", "/config");
971 copyfile("/config2/ip", "/config/ip");
972 copydir("/config2/settings", "/config/settings");
978 mkdir(zylin_config_dir, 0777);
979 char *dirname=alloc_printf("%s/target", zylin_config_dir);
980 mkdir(dirname, 0777);
982 dirname=alloc_printf("%s/event", zylin_config_dir);
983 mkdir(dirname, 0777);
986 logAllToSerial = boolParam("logserial");
988 // We need the network & web server in case there is something wrong with
989 // the config files that invoke exit()
990 zylinjtag_startNetwork();
992 /* we're going to access the jim interpreter from here on... */
993 openocd_sleep_postlude();
998 /* initialize commandline interface */
999 command_context_t * cmd_ctx;
1000 cmd_ctx = setup_command_handler();
1001 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1002 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1004 #ifdef CYGPKG_PROFILE_GPROF
1005 register_command(cmd_ctx, NULL, "ecosboard_profile", eCosBoard_handle_eCosBoard_profile_command,
1009 register_command(cmd_ctx, NULL, "uart", handle_uart_command, COMMAND_ANY,
1010 "uart <baud> - forward uart on port 5555");
1013 errVal = log_init(cmd_ctx);
1014 if (errVal != ERROR_OK)
1016 diag_printf("log_init() failed %d\n", errVal);
1020 set_log_output(cmd_ctx, log);
1022 LOG_DEBUG("log init complete");
1024 // diag_printf("Executing config files\n");
1029 "%s/logserial=1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
1030 command_run_line(cmd_ctx, "debug_level 3");
1033 command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
1036 // diag_printf() is really invoked from many more places than we trust it
1037 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1039 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1040 // fingers that it doesn't cause any crashes.
1041 diag_printf("Init complete, GDB & telnet servers launched.\n");
1042 command_set_output_handler(cmd_ctx,
1043 zy1000_configuration_output_handler_log, NULL);
1044 if (!logAllToSerial)
1049 /* handle network connections */
1050 server_loop(cmd_ctx);
1051 openocd_sleep_prelude();
1053 /* shut server down */
1056 /* free commandline interface */
1057 command_done(cmd_ctx);
1065 cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
1066 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1068 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1072 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1074 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1075 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1077 #include <pkgconf/system.h>
1078 #include <pkgconf/hal.h>
1079 #include <pkgconf/kernel.h>
1080 #include <pkgconf/io_fileio.h>
1081 #include <pkgconf/fs_rom.h>
1083 #include <cyg/kernel/ktypes.h> // base kernel types
1084 #include <cyg/infra/cyg_trac.h> // tracing macros
1085 #include <cyg/infra/cyg_ass.h> // assertion macros
1087 #include <sys/types.h>
1089 #include <sys/stat.h>
1098 #include <cyg/fileio/fileio.h>
1100 #include <cyg/kernel/kapi.h>
1101 #include <cyg/infra/diag.h>
1103 //==========================================================================
1104 // Eventually we want to eXecute In Place from the ROM in a protected
1105 // environment, so we'll need executables to be aligned to a boundary
1106 // suitable for MMU protection. A suitable boundary would be the 4k
1107 // boundary in all the CPU architectures I am currently aware of.
1109 // Forward definitions
1111 // Filesystem operations
1112 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1113 static int tftpfs_umount(cyg_mtab_entry *mte);
1114 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1115 int mode, cyg_file *fte);
1116 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1117 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1120 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1121 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
1122 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
1124 //==========================================================================
1125 // Filesystem table entries
1127 // -------------------------------------------------------------------------
1129 // This defines the entry in the filesystem table.
1130 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1131 // we should never block in any filesystem operations.
1133 FSTAB_ENTRY( tftpfs_fste, "tftpfs", 0,
1138 (cyg_fsop_unlink *)cyg_fileio_erofs,
1139 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1140 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1141 (cyg_fsop_rename *)cyg_fileio_erofs,
1142 (cyg_fsop_link *)cyg_fileio_erofs,
1143 (cyg_fsop_opendir *)cyg_fileio_erofs,
1144 (cyg_fsop_chdir *)cyg_fileio_erofs,
1145 (cyg_fsop_stat *)cyg_fileio_erofs,
1146 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1147 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1150 // -------------------------------------------------------------------------
1152 // This defines a single ROMFS loaded into ROM at the configured address
1154 // MTAB_ENTRY( rom_mte, // structure name
1155 // "/rom", // mount point
1156 // "romfs", // FIlesystem type
1157 // "", // hardware device
1158 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
1162 // -------------------------------------------------------------------------
1164 // This set of file operations are used for normal open files.
1166 static cyg_fileops tftpfs_fileops =
1167 { tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
1168 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1169 tftpfs_fo_fsync, tftpfs_fo_close,
1170 (cyg_fileop_fstat *) cyg_fileio_erofs,
1171 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1172 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1174 // -------------------------------------------------------------------------
1176 // Process a mount request. This mainly finds root for the
1179 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1184 static int tftpfs_umount(cyg_mtab_entry *mte)
1199 static void freeTftp(struct Tftp *t)
1212 static const int tftpMaxSize = 8192 * 1024;
1213 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1214 int mode, cyg_file *file)
1217 tftp = malloc(sizeof(struct Tftp));
1220 memset(tftp, 0, sizeof(struct Tftp));
1222 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1223 file->f_type = CYG_FILE_TYPE_FILE;
1224 file->f_ops = &tftpfs_fileops;
1229 tftp->mem = malloc(tftpMaxSize);
1230 if (tftp->mem == NULL)
1236 char *server = strchr(name, '/');
1243 tftp->server = malloc(server - name + 1);
1244 if (tftp->server == NULL)
1249 strncpy(tftp->server, name, server - name);
1250 tftp->server[server - name] = 0;
1252 tftp->file = strdup(server + 1);
1253 if (tftp->file == NULL)
1259 file->f_data = (CYG_ADDRWORD) tftp;
1264 static int fetchTftp(struct Tftp *tftp)
1266 if (!tftp->readFile)
1269 tftp->actual = tftp_client_get(tftp->file, tftp->server, 0, tftp->mem,
1270 tftpMaxSize, TFTP_OCTET, &err);
1272 if (tftp->actual < 0)
1281 // -------------------------------------------------------------------------
1282 // tftpfs_fo_write()
1283 // Read data from file.
1285 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1287 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1289 if (fetchTftp(tftp) != ENOERR)
1293 off_t pos = fp->f_offset;
1295 for (i = 0; i < uio->uio_iovcnt; i++)
1297 cyg_iovec *iov = &uio->uio_iov[i];
1298 char *buf = (char *) iov->iov_base;
1299 off_t len = iov->iov_len;
1301 if (len + pos > tftp->actual)
1303 len = tftp->actual - pos;
1305 resid += iov->iov_len - len;
1307 memcpy(buf, tftp->mem + pos, len);
1311 uio->uio_resid = resid;
1317 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1319 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1322 off_t pos = fp->f_offset;
1324 for (i = 0; i < uio->uio_iovcnt; i++)
1326 cyg_iovec *iov = &uio->uio_iov[i];
1327 char *buf = (char *) iov->iov_base;
1328 off_t len = iov->iov_len;
1330 if (len + pos > tftpMaxSize)
1332 len = tftpMaxSize - pos;
1334 resid += iov->iov_len - len;
1336 memcpy(tftp->mem + pos, buf, len);
1340 uio->uio_resid = resid;
1348 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1354 // -------------------------------------------------------------------------
1356 // Close a file. We just clear out the data pointer.
1358 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
1360 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1365 tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
1366 TFTP_OCTET, &error);
1374 // -------------------------------------------------------------------------
1376 // Seek to a new file position.
1378 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
1380 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1383 if (fetchTftp(tftp) != ENOERR)
1389 // Pos is already where we want to be.
1393 // Add pos to current offset.
1394 pos += fp->f_offset;
1398 // Add pos to file size.
1399 pos += tftp->actual;
1406 // Check that pos is still within current file size, or at the
1408 if (pos < 0 || pos > tftp->actual)
1411 // All OK, set fp offset and return new position.
1412 *apos = fp->f_offset = pos;
1420 cyg_thread_delay(us / 10000 + 1);
1426 cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
1428 cyg_httpd_start_chunked("text");
1429 if (logCount >= logSize)
1431 cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
1432 - logCount % logSize);
1434 cyg_httpd_write_chunked(logBuffer, writePtr);
1435 cyg_httpd_end_chunked();
1439 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
1441 // Filesystem operations
1442 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1443 static int logfs_umount(cyg_mtab_entry *mte);
1444 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1445 int mode, cyg_file *fte);
1446 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1449 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1450 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
1452 #include <cyg/io/devtab.h>
1454 //==========================================================================
1455 // Filesystem table entries
1457 // -------------------------------------------------------------------------
1459 // This defines the entry in the filesystem table.
1460 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1461 // we should never block in any filesystem operations.
1462 FSTAB_ENTRY( logfs_fste, "logfs", 0,
1463 CYG_SYNCMODE_FILE_FILESYSTEM|CYG_SYNCMODE_IO_FILESYSTEM,
1467 (cyg_fsop_unlink *)cyg_fileio_erofs,
1468 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1469 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1470 (cyg_fsop_rename *)cyg_fileio_erofs,
1471 (cyg_fsop_link *)cyg_fileio_erofs,
1472 (cyg_fsop_opendir *)cyg_fileio_erofs,
1473 (cyg_fsop_chdir *)cyg_fileio_erofs,
1474 (cyg_fsop_stat *)cyg_fileio_erofs,
1475 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1476 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1478 // -------------------------------------------------------------------------
1480 // This set of file operations are used for normal open files.
1482 static cyg_fileops logfs_fileops =
1483 { (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
1484 (cyg_fileop_lseek *) cyg_fileio_erofs,
1485 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1486 logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
1487 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1488 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1490 // -------------------------------------------------------------------------
1492 // Process a mount request. This mainly finds root for the
1495 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1500 static int logfs_umount(cyg_mtab_entry *mte)
1505 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1506 int mode, cyg_file *file)
1508 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1509 file->f_type = CYG_FILE_TYPE_FILE;
1510 file->f_ops = &logfs_fileops;
1517 // -------------------------------------------------------------------------
1519 // Write data to file.
1521 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1524 for (i = 0; i < uio->uio_iovcnt; i++)
1526 cyg_iovec *iov = &uio->uio_iov[i];
1527 char *buf = (char *) iov->iov_base;
1528 off_t len = iov->iov_len;
1530 diag_write(buf, len);
1536 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1541 // -------------------------------------------------------------------------
1543 // Close a file. We just clear out the data pointer.
1545 static int logfs_fo_close(struct CYG_FILE_TAG *fp)