1 /***************************************************************************
2 * Copyright (C) 2007-2010 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/util.h>
28 #include <helper/configuration.h>
30 #include <server/server.h>
31 #include <server/telnet_server.h>
32 #include <server/gdb_server.h>
35 #include <helper/time_support.h>
44 #include <cyg/io/flash.h>
45 #include <pkgconf/fs_jffs2.h> // Address of JFFS2
50 #include <cyg/fileio/fileio.h>
52 #include <cyg/athttpd/http.h>
53 #include <cyg/athttpd/socket.h>
54 #include <cyg/athttpd/handler.h>
55 #include <cyg/athttpd/cgi.h>
56 #include <cyg/athttpd/forms.h>
57 #include <cyg/discover/discover.h>
58 #include <cyg/io/io.h>
59 #include <cyg/io/serialio.h>
60 #include <netinet/tcp.h>
61 #include <cyg/hal/hal_diag.h>
65 #ifdef CYGPKG_HAL_NIOS2
66 #include <cyg/hal/io.h>
67 #define ZY1000_SER_DEV "/dev/uart_0"
69 #define ZY1000_SER_DEV "/dev/ser0"
75 #if defined(CYGPKG_NET_FREEBSD_STACK)
76 #include <tftp_support.h>
77 /* posix compatibility broken*/
78 struct tftpd_fileops fileops =
80 (int (*)(const char *, int))open,
82 (int (*)(int, const void *, int))write,
83 (int (*)(int, void *, int))read
89 void diag_write(char *buf, int len)
92 for (j = 0; j < len; j++)
94 diag_printf("%c", buf[j]);
98 static bool serialLog = true;
99 static bool writeLog = true;
103 #ifdef CYGPKG_PROFILE_GPROF
104 #include <cyg/profile/profile.h>
106 extern char _stext, _etext; // Defined by the linker
108 static char *start_of_code=&_stext;
109 static char *end_of_code=&_etext;
111 void start_profile(void)
113 // This starts up the system-wide profiling, gathering
114 // profile information on all of the code, with a 16 byte
115 // "bucket" size, at a rate of 100us/profile hit.
116 // Note: a bucket size of 16 will give pretty good function
117 // resolution. Much smaller and the buffer becomes
118 // much too large for very little gain.
119 // Note: a timer period of 100us is also a reasonable
120 // compromise. Any smaller and the overhead of
121 // handling the timter (profile) interrupt could
122 // swamp the system. A fast processor might get
123 // by with a smaller value, but a slow one could
124 // even be swamped by this value. If the value is
125 // too large, the usefulness of the profile is reduced.
127 // no more interrupts than 1/10ms.
128 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
129 // profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
130 profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
136 static char reboot_stack[2048];
138 static void zylinjtag_reboot(cyg_addrword_t data)
141 diag_printf("Rebooting in 500 ticks..\n");
142 cyg_thread_delay(500);
143 diag_printf("Unmounting /config..\n");
145 diag_printf("Rebooting..\n");
146 #ifdef CYGPKG_HAL_NIOS2
147 /* This will reboot & reconfigure the FPGA from the bootloader
150 IOWR(REMOTE_UPDATE_BASE, 0x20, 0x1);
152 HAL_PLATFORM_RESET();
155 static cyg_thread zylinjtag_thread_object;
156 static cyg_handle_t zylinjtag_thread_handle;
160 cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
161 (void *) reboot_stack, sizeof(reboot_stack),
162 &zylinjtag_thread_handle, &zylinjtag_thread_object);
163 cyg_thread_resume(zylinjtag_thread_handle);
166 static char zylinjtag_reboot_port_stack[2048];
167 static cyg_thread zylinjtag_reboot_port_thread_object;
168 static cyg_handle_t zylinjtag_reboot_port_thread_handle;
170 static void zylinjtag_reboot_port_task(cyg_addrword_t data)
172 int so_reuseaddr_option = 1;
175 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
177 LOG_ERROR("error creating socket: %s", strerror(errno));
181 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
184 struct sockaddr_in sin;
185 unsigned int address_size;
186 address_size = sizeof(sin);
187 memset(&sin, 0, sizeof(sin));
188 sin.sin_family = AF_INET;
189 sin.sin_addr.s_addr = INADDR_ANY;
190 sin.sin_port = htons(1234);
192 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
194 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
198 if (listen(fd, 1) == -1)
200 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
203 // socket_nonblock(fd);
206 accept(fd, (struct sockaddr *) &sin, &address_size);
208 diag_printf("Got reboot signal on port 1234");
214 void reboot_port(void)
216 cyg_thread_create(1, zylinjtag_reboot_port_task, (cyg_addrword_t) 0, "wait for reboot signal on port 1234",
217 (void *) zylinjtag_reboot_port_stack, sizeof(zylinjtag_reboot_port_stack),
218 &zylinjtag_reboot_port_thread_handle, &zylinjtag_reboot_port_thread_object);
219 cyg_thread_resume(zylinjtag_reboot_port_thread_handle);
222 int configuration_output_handler(struct command_context *context,
225 diag_printf("%s", line);
230 int zy1000_configuration_output_handler_log(struct command_context *context,
233 LOG_USER_N("%s", line);
238 #ifdef CYGPKG_PROFILE_GPROF
239 //extern int64_t totaltime;
241 static int zylinjtag_Jim_Command_profile(Jim_Interp *interp, int argc,
242 Jim_Obj * const *argv)
244 if ((argc == 2) && (strcmp(Jim_GetString(argv[1], NULL), "stats")==0))
247 //LOG_USER("Stats %dms sleeping in select()", (int)totaltime);
250 LOG_USER("Profiling started");
259 externC void phi_init_all_network_interfaces(void);
261 struct command_context *cmd_ctx;
263 static bool webRunning = false;
265 void keep_webserver(void)
267 // Target initialisation is only attempted at startup, so we sleep forever and
268 // let the http server bail us out(i.e. get config files set up).
269 diag_printf("OpenOCD has invoked exit().\n"
270 "Use web server to correct any configuration settings and reboot.\n");
274 // exit() will terminate the current thread and we we'll then sleep eternally or
275 // we'll have a reboot scheduled.
278 extern void printDccChar(char c);
280 static char logBuffer[128 * 1024];
281 static const int logSize = sizeof(logBuffer);
285 void _zylinjtag_diag_write_char(char c, void **param)
289 logBuffer[writePtr] = c;
290 writePtr = (writePtr + 1) % logSize;
297 HAL_DIAG_WRITE_CHAR('\r');
299 HAL_DIAG_WRITE_CHAR(c);
302 #ifdef CYGPKG_HAL_ZYLIN_PHI
307 void copyfile(char *name2, char *name1);
309 void copydir(char *name, char *destdir);
312 MTAB_ENTRY(romfs_mte1,
316 (CYG_ADDRWORD) &filedata[0]);
319 void openocd_sleep_prelude(void)
321 cyg_mutex_unlock(&httpstate.jim_lock);
324 void openocd_sleep_postlude(void)
326 cyg_mutex_lock(&httpstate.jim_lock);
331 #ifdef CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1
332 diag_printf("Formatting JFFS2...\n");
334 cyg_io_handle_t handle;
337 err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
340 diag_printf("Flash Error cyg_io_lookup: %d\n", err);
345 cyg_io_flash_getconfig_devsize_t ds;
347 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
350 diag_printf("Flash error cyg_io_get_config %d\n", err);
354 cyg_io_flash_getconfig_erase_t e;
360 diag_printf("Formatting 0x%08x bytes\n", (int)ds.dev_size);
361 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
364 diag_printf("Flash erase error %d offset 0x%08x\n", err, e.err_address);
368 diag_printf("Flash formatted successfully\n");
374 static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
375 Jim_Obj * const *argv)
387 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
388 Jim_Obj * const *argv)
390 cyg_handle_t thread = 0;
392 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
394 /* Loop over the threads, and generate a table row for
397 while (cyg_thread_get_next(&thread, &id))
399 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
401 cyg_thread_info info;
404 cyg_thread_get_info(thread, id, &info);
406 if (info.name == NULL)
407 info.name = "<no name>";
409 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
410 info.name, strlen(info.name)));
412 /* Translate the state into a string.
415 state_string = "RUN";
416 else if (info.state & 0x04)
417 state_string = "SUSP";
419 switch (info.state & 0x1b)
422 state_string = "SLEEP";
425 state_string = "CNTSLEEP";
428 state_string = "CREATE";
431 state_string = "EXIT";
434 state_string = "????";
438 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
439 state_string, strlen(state_string)));
441 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
442 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
444 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
447 Jim_ListAppendElement(interp, threads, threadObj);
449 Jim_SetResult(interp, threads);
454 static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
455 Jim_Obj * const *argv)
457 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
459 if (logCount >= logSize)
461 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
462 % logSize, logSize - logCount % logSize);
464 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
466 Jim_SetResult(interp, tclOutput);
470 static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
471 Jim_Obj * const *argv)
477 static void zylinjtag_startNetwork(void)
479 // Bring TCP/IP up immediately before we're ready to accept commands.
481 // That is as soon as a PING responds, we're accepting telnet sessions.
482 #if defined(CYGPKG_NET_FREEBSD_STACK)
483 phi_init_all_network_interfaces();
489 diag_printf("Network not up and running\n");
493 /* very first thing we want is a reboot capability */
496 #if defined(CYGPKG_NET_FREEBSD_STACK)
498 tftpd_start(69, &fileops);
501 cyg_httpd_init_tcl_interpreter();
503 // Kludge! Why can't I do this from httpd.c??? I get linker errors...
504 // some of that --start/end-group stuff?
505 Jim_InitStaticExtensions(httpstate.jim_interp);
507 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
509 Jim_CreateCommand(httpstate.jim_interp, "zy1000_reboot",
510 zylinjtag_Jim_Command_reboot, NULL, NULL);
511 Jim_CreateCommand(httpstate.jim_interp, "threads",
512 zylinjtag_Jim_Command_threads, NULL, NULL);
513 Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
514 zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
520 diag_printf("Web server running\n");
524 s = socket(AF_INET, SOCK_DGRAM, 0);
527 strcpy(ifr.ifr_name, "eth0");
529 res = ioctl(s, SIOCGIFHWADDR, &ifr);
534 diag_printf("Can't obtain MAC address\n");
539 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
540 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
541 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
542 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
543 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
544 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
545 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
548 = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
553 static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
558 char *infoStr = "unknown";
561 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
562 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
563 infoStr = "undefined instruction";
565 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
566 infoStr = "software interrupt";
568 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
569 infoStr = "abort prefetch";
571 case CYGNUM_HAL_VECTOR_ABORT_DATA:
572 infoStr = "abort data";
579 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
581 diag_printf("Dumping log\n---\n");
582 if (logCount >= logSize)
584 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
586 diag_write(logBuffer, writePtr);
588 diag_printf("---\nLogdump complete.\n");
589 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
590 diag_printf("\n---\nRebooting\n");
591 HAL_PLATFORM_RESET();
595 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
596 static void setHandler(cyg_code_t exception)
598 cyg_exception_handler_t *old_handler;
599 cyg_addrword_t old_data;
601 cyg_exception_set_handler(exception, print_exception_handler, 0,
602 &old_handler, &old_data);
606 static cyg_thread zylinjtag_uart_thread_object;
607 static cyg_handle_t zylinjtag_uart_thread_handle;
608 static char uart_stack[4096];
610 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
611 static char backwardBuffer[1024];
613 void setNoDelay(int session, int flag)
616 // This decreases latency dramatically for e.g. GDB load which
617 // does not have a sliding window protocol
619 // Can cause *lots* of TCP/IP packets to be sent and it would have
620 // to be enabled/disabled on the fly to avoid the CPU being
622 setsockopt(session, /* socket affected */
623 IPPROTO_TCP, /* set option at TCP level */
624 TCP_NODELAY, /* name of option */
625 (char *) &flag, /* the cast is historical
627 sizeof(int)); /* length of option value */
631 #define TEST_TCPIP() 0
640 } tcpipSent[512 * 1024];
644 static void zylinjtag_uart(cyg_addrword_t data)
646 int so_reuseaddr_option = 1;
649 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
651 LOG_ERROR("error creating socket: %s", strerror(errno));
655 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
658 struct sockaddr_in sin;
659 unsigned int address_size;
660 address_size = sizeof(sin);
661 memset(&sin, 0, sizeof(sin));
662 sin.sin_family = AF_INET;
663 sin.sin_addr.s_addr = INADDR_ANY;
664 sin.sin_port = htons(5555);
666 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
668 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
672 if (listen(fd, 1) == -1)
674 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
677 // socket_nonblock(fd);
682 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
688 setNoDelay(session, 1);
689 int oldopts = fcntl(session, F_GETFL, 0);
690 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
692 int serHandle = open(ZY1000_SER_DEV, O_RDWR | O_NONBLOCK);
699 #ifdef CYGPKG_PROFILE_GPROF
717 FD_SET(session, &read_fds);
719 FD_SET(serHandle, &read_fds);
720 if (serHandle > fd_max)
726 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
727 if ((actual == 0) && (actual2 == 0))
729 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
738 memset(backwardBuffer, 's', sizeof(backwardBuffer));
740 t = read(serHandle, backwardBuffer,
741 sizeof(backwardBuffer));
757 int written = write(session, backwardBuffer + pos2, actual2);
765 if (FD_ISSET(session, &read_fds)
766 && (sizeof(forwardBuffer) > actual))
768 // NB! Here it is important that we empty the TCP/IP read buffer
769 // to make transmission tick right
770 memmove(forwardBuffer, forwardBuffer + pos, actual);
773 // this will block if there is no data at all
774 t = read_socket(session, forwardBuffer + actual,
775 sizeof(forwardBuffer) - actual);
786 /* Do not put things into the serial buffer if it has something to send
787 * as that can cause a single byte to be sent at the time.
791 int written = write(serHandle, forwardBuffer + pos, actual);
798 // The serial buffer is full
811 tcpipSent[cur].req = x;
812 tcpipSent[cur].actual = y;
813 tcpipSent[cur].req2 = x2;
814 tcpipSent[cur].actual2 = y2;
819 closeSession: close(session);
824 for (i = 0; i < 1024; i++)
826 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
827 tcpipSent[i].req2, tcpipSent[i].actual2);
838 cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
839 (void *) uart_stack, sizeof(uart_stack),
840 &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
841 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
842 cyg_thread_resume(zylinjtag_uart_thread_handle);
845 static int zylinjtag_Jim_Command_uart(Jim_Interp *interp, int argc,
846 Jim_Obj * const *argv)
848 static int current_baud = 38400;
851 Jim_SetResult(interp, Jim_NewIntObj(interp, current_baud));
860 if (Jim_GetLong(interp, argv[1], &new_baudrate) != JIM_OK)
863 current_baud = new_baudrate;
866 switch (current_baud)
869 baud = CYGNUM_SERIAL_BAUD_9600;
872 baud = CYGNUM_SERIAL_BAUD_19200;
875 baud = CYGNUM_SERIAL_BAUD_38400;
878 baud = CYGNUM_SERIAL_BAUD_57600;
881 baud = CYGNUM_SERIAL_BAUD_115200;
884 baud = CYGNUM_SERIAL_BAUD_230400;
887 Jim_SetResult(interp, Jim_NewStringObj(interp, "unsupported baudrate", -1));
891 cyg_serial_info_t buf;
893 //get existing serial configuration
894 len = sizeof(cyg_serial_info_t);
896 cyg_io_handle_t serial_handle;
898 err = cyg_io_lookup(ZY1000_SER_DEV, &serial_handle);
901 Jim_SetResult(interp, Jim_NewStringObj(interp, "Could not open serial port", -1));
905 err = cyg_io_get_config(serial_handle,
906 CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
907 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
911 Jim_SetResult(interp, Jim_NewStringObj(interp, "Failed to get serial port settings", -1));
916 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
920 Jim_SetResult(interp, Jim_NewStringObj(interp, "Failed to set serial port settings", -1));
927 bool logAllToSerial = false;
930 int boolParam(char *var);
933 static const char *zylin_config_dir="/config/settings";
935 static int add_default_dirs(void)
937 add_script_search_dir(zylin_config_dir);
938 add_script_search_dir("/rom/lib/openocd");
939 add_script_search_dir("/rom");
943 int main(int argc, char *argv[])
945 /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
946 * need to allocate towards the end of the heap. */
948 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
949 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
950 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
951 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
956 atexit(keep_webserver);
958 diag_init_putc(_zylinjtag_diag_write_char);
959 // We want this in the log.
960 #ifdef CYGPKG_HAL_NIOS2
961 diag_printf("Zylin ZY1000 PCB revc.\n");
963 diag_printf("Zylin ZY1000 PCB revb.\n");
966 err = mount("", "/ram", "ramfs");
969 diag_printf("unable to mount ramfs\n");
974 sprintf(address, "%p", &filedata[0]);
975 err = mount(address, "/rom", "romfs");
978 diag_printf("unable to mount /rom\n");
981 err = mount("", "/log", "logfs");
984 diag_printf("unable to mount logfs\n");
987 err = mount("", "/tftp", "tftpfs");
990 diag_printf("unable to mount logfs\n");
993 log = fopen("/log/log", "w");
996 diag_printf("Could not open log file /ram/log\n");
1001 copydir("/rom", "/ram/cgi");
1003 #ifdef CYGPKG_HAL_NIOS2
1004 cyg_flashaddr_t err_address;
1005 #define UNCACHED_EXT_FLASH_BASE (0x80000000 + EXT_FLASH_BASE)
1006 /* The revc flash is locked upon reset, unlock it */
1007 #ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
1008 if ((err = flash_unlock((void *) UNCACHED_EXT_FLASH_BASE, EXT_FLASH_SPAN,
1009 (void **) &err_address)) != 0)
1011 diag_printf("Error: could not unlock flash\n");
1017 err = mount("/dev/flash1", "/config", "jffs2");
1020 diag_printf("unable to mount jffs2, falling back to ram disk..\n");
1021 err = mount("", "/config", "ramfs");
1024 diag_printf("unable to mount /config as ramdisk.\n");
1030 /* are we using a ram disk instead of a flash disk? This is used
1031 * for ZY1000 live demo...
1033 * copy over flash disk to ram block device
1035 if (boolParam("ramdisk"))
1037 diag_printf("Unmounting /config from flash and using ram instead\n");
1038 err = umount("/config");
1041 diag_printf("unable to unmount jffs\n");
1045 err = mount("/dev/flash1", "/config2", "jffs2");
1048 diag_printf("unable to mount jffs\n");
1052 err = mount("", "/config", "ramfs");
1055 diag_printf("unable to mount ram block device\n");
1059 // copydir("/config2", "/config");
1060 copyfile("/config2/ip", "/config/ip");
1061 copydir("/config2/settings", "/config/settings");
1067 mkdir(zylin_config_dir, 0777);
1068 char *dirname = alloc_printf("%s/target", zylin_config_dir);
1069 mkdir(dirname, 0777);
1071 dirname = alloc_printf("%s/board", zylin_config_dir);
1072 mkdir(dirname, 0777);
1074 dirname = alloc_printf("%s/event", zylin_config_dir);
1075 mkdir(dirname, 0777);
1078 logAllToSerial = boolParam("logserial");
1080 // We need the network & web server in case there is something wrong with
1081 // the config files that invoke exit()
1082 zylinjtag_startNetwork();
1084 /* we're going to access the jim interpreter from here on... */
1085 openocd_sleep_postlude();
1090 /* initialize commandline interface */
1091 struct command_context * cmd_ctx;
1092 struct command_context *setup_command_handler(Jim_Interp *interp);
1093 cmd_ctx = setup_command_handler(httpstate.jim_interp);
1094 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1095 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1097 if (util_init(cmd_ctx) != ERROR_OK)
1098 return EXIT_FAILURE;
1100 if (ioutil_init(cmd_ctx) != ERROR_OK)
1101 return EXIT_FAILURE;
1103 #ifdef CYGPKG_PROFILE_GPROF
1104 Jim_CreateCommand(httpstate.jim_interp, "zy1000_profile", zylinjtag_Jim_Command_profile,
1108 Jim_CreateCommand(httpstate.jim_interp, "zy1000_uart", zylinjtag_Jim_Command_uart, NULL, NULL);
1113 set_log_output(cmd_ctx, log);
1115 LOG_DEBUG("log init complete");
1117 // diag_printf("Executing config files\n");
1122 "%s/logserial = 1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
1123 command_run_line(cmd_ctx, "debug_level 3");
1126 command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
1129 ret = server_init(cmd_ctx);
1130 if (ERROR_OK != ret)
1131 return EXIT_FAILURE;
1133 /* we MUST always run the init command as it will launch telnet sessions */
1134 command_run_line(cmd_ctx, "init");
1137 // diag_printf() is really invoked from many more places than we trust it
1138 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1140 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1141 // fingers that it doesn't cause any crashes.
1142 diag_printf("Init complete, GDB & telnet servers launched.\n");
1143 command_set_output_handler(cmd_ctx,
1144 zy1000_configuration_output_handler_log, NULL);
1145 if (!logAllToSerial)
1150 /* handle network connections */
1151 server_loop(cmd_ctx);
1152 openocd_sleep_prelude();
1154 /* shut server down */
1157 /* free commandline interface */
1158 command_done(cmd_ctx);
1166 cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
1167 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1169 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1173 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1175 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1176 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1178 #include <pkgconf/system.h>
1179 #include <pkgconf/hal.h>
1180 #include <pkgconf/kernel.h>
1181 #include <pkgconf/io_fileio.h>
1182 #include <pkgconf/fs_rom.h>
1184 #include <cyg/kernel/ktypes.h> // base kernel types
1185 #include <cyg/infra/cyg_trac.h> // tracing macros
1186 #include <cyg/infra/cyg_ass.h> // assertion macros
1187 #include <cyg/fileio/fileio.h>
1188 #include <cyg/kernel/kapi.h>
1189 #include <cyg/infra/diag.h>
1191 //==========================================================================
1192 // Eventually we want to eXecute In Place from the ROM in a protected
1193 // environment, so we'll need executables to be aligned to a boundary
1194 // suitable for MMU protection. A suitable boundary would be the 4k
1195 // boundary in all the CPU architectures I am currently aware of.
1197 // Forward definitions
1199 // Filesystem operations
1200 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1201 static int tftpfs_umount(cyg_mtab_entry *mte);
1202 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1203 int mode, cyg_file *fte);
1204 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1205 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1208 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1209 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
1210 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
1212 //==========================================================================
1213 // Filesystem table entries
1215 // -------------------------------------------------------------------------
1217 // This defines the entry in the filesystem table.
1218 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1219 // we should never block in any filesystem operations.
1221 FSTAB_ENTRY(tftpfs_fste, "tftpfs", 0,
1226 (cyg_fsop_unlink *)cyg_fileio_erofs,
1227 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1228 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1229 (cyg_fsop_rename *)cyg_fileio_erofs,
1230 (cyg_fsop_link *)cyg_fileio_erofs,
1231 (cyg_fsop_opendir *)cyg_fileio_erofs,
1232 (cyg_fsop_chdir *)cyg_fileio_erofs,
1233 (cyg_fsop_stat *)cyg_fileio_erofs,
1234 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1235 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1238 // -------------------------------------------------------------------------
1240 // This defines a single ROMFS loaded into ROM at the configured address
1242 // MTAB_ENTRY(rom_mte, // structure name
1243 // "/rom", // mount point
1244 // "romfs", // FIlesystem type
1245 // "", // hardware device
1246 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
1250 // -------------------------------------------------------------------------
1252 // This set of file operations are used for normal open files.
1254 static cyg_fileops tftpfs_fileops =
1255 { tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
1256 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1257 tftpfs_fo_fsync, tftpfs_fo_close,
1258 (cyg_fileop_fstat *) cyg_fileio_erofs,
1259 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1260 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1262 // -------------------------------------------------------------------------
1264 // Process a mount request. This mainly finds root for the
1267 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1272 static int tftpfs_umount(cyg_mtab_entry *mte)
1288 static void freeTftp(struct Tftp *t)
1301 static const int tftpMaxSize = 8192 * 1024;
1302 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1303 int mode, cyg_file *file)
1306 tftp = malloc(sizeof(struct Tftp));
1309 memset(tftp, 0, sizeof(struct Tftp));
1311 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1312 file->f_type = CYG_FILE_TYPE_FILE;
1313 file->f_ops = &tftpfs_fileops;
1318 tftp->mem = malloc(tftpMaxSize);
1319 if (tftp->mem == NULL)
1325 char *server = strchr(name, '/');
1332 tftp->server = malloc(server - name + 1);
1333 if (tftp->server == NULL)
1338 strncpy(tftp->server, name, server - name);
1339 tftp->server[server - name] = 0;
1341 tftp->port = 0; /* default port 69 */
1343 port = strchr(tftp->server, ':');
1346 tftp->port = atoi(port + 1);
1350 tftp->file = strdup(server + 1);
1351 if (tftp->file == NULL)
1357 file->f_data = (CYG_ADDRWORD) tftp;
1362 static int fetchTftp(struct Tftp *tftp)
1364 if (!tftp->readFile)
1367 tftp->actual = tftp_client_get(tftp->file, tftp->server, tftp->port, tftp->mem,
1368 tftpMaxSize, TFTP_OCTET, &err);
1370 if (tftp->actual < 0)
1379 // -------------------------------------------------------------------------
1380 // tftpfs_fo_write()
1381 // Read data from file.
1383 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1385 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1387 if (fetchTftp(tftp) != ENOERR)
1391 off_t pos = fp->f_offset;
1393 for (i = 0; i < uio->uio_iovcnt; i++)
1395 cyg_iovec *iov = &uio->uio_iov[i];
1396 char *buf = (char *) iov->iov_base;
1397 off_t len = iov->iov_len;
1399 if (len + pos > tftp->actual)
1401 len = tftp->actual - pos;
1403 resid += iov->iov_len - len;
1405 memcpy(buf, tftp->mem + pos, len);
1409 uio->uio_resid = resid;
1415 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1417 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1420 off_t pos = fp->f_offset;
1422 for (i = 0; i < uio->uio_iovcnt; i++)
1424 cyg_iovec *iov = &uio->uio_iov[i];
1425 char *buf = (char *) iov->iov_base;
1426 off_t len = iov->iov_len;
1428 if (len + pos > tftpMaxSize)
1430 len = tftpMaxSize - pos;
1432 resid += iov->iov_len - len;
1434 memcpy(tftp->mem + pos, buf, len);
1438 uio->uio_resid = resid;
1446 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1452 // -------------------------------------------------------------------------
1454 // Close a file. We just clear out the data pointer.
1456 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
1458 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1463 tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
1464 TFTP_OCTET, &error);
1472 // -------------------------------------------------------------------------
1474 // Seek to a new file position.
1476 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
1478 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1481 if (fetchTftp(tftp) != ENOERR)
1487 // Pos is already where we want to be.
1491 // Add pos to current offset.
1492 pos += fp->f_offset;
1496 // Add pos to file size.
1497 pos += tftp->actual;
1504 // Check that pos is still within current file size, or at the
1506 if (pos < 0 || pos > tftp->actual)
1509 // All OK, set fp offset and return new position.
1510 *apos = fp->f_offset = pos;
1518 cyg_thread_delay(us / 10000 + 1);
1524 cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
1526 cyg_httpd_start_chunked("text");
1527 if (logCount >= logSize)
1529 cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
1530 - logCount % logSize);
1532 cyg_httpd_write_chunked(logBuffer, writePtr);
1533 cyg_httpd_end_chunked();
1537 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
1539 // Filesystem operations
1540 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1541 static int logfs_umount(cyg_mtab_entry *mte);
1542 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1543 int mode, cyg_file *fte);
1544 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1547 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1548 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
1550 #include <cyg/io/devtab.h>
1552 //==========================================================================
1553 // Filesystem table entries
1555 // -------------------------------------------------------------------------
1557 // This defines the entry in the filesystem table.
1558 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1559 // we should never block in any filesystem operations.
1560 FSTAB_ENTRY(logfs_fste, "logfs", 0,
1561 CYG_SYNCMODE_FILE_FILESYSTEM | CYG_SYNCMODE_IO_FILESYSTEM,
1565 (cyg_fsop_unlink *)cyg_fileio_erofs,
1566 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1567 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1568 (cyg_fsop_rename *)cyg_fileio_erofs,
1569 (cyg_fsop_link *)cyg_fileio_erofs,
1570 (cyg_fsop_opendir *)cyg_fileio_erofs,
1571 (cyg_fsop_chdir *)cyg_fileio_erofs,
1572 (cyg_fsop_stat *)cyg_fileio_erofs,
1573 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1574 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1576 // -------------------------------------------------------------------------
1578 // This set of file operations are used for normal open files.
1580 static cyg_fileops logfs_fileops =
1581 { (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
1582 (cyg_fileop_lseek *) cyg_fileio_erofs,
1583 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1584 logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
1585 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1586 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1588 // -------------------------------------------------------------------------
1590 // Process a mount request. This mainly finds root for the
1593 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1598 static int logfs_umount(cyg_mtab_entry *mte)
1603 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1604 int mode, cyg_file *file)
1606 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1607 file->f_type = CYG_FILE_TYPE_FILE;
1608 file->f_ops = &logfs_fileops;
1615 // -------------------------------------------------------------------------
1617 // Write data to file.
1619 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1622 for (i = 0; i < uio->uio_iovcnt; i++)
1624 cyg_iovec *iov = &uio->uio_iov[i];
1625 char *buf = (char *) iov->iov_base;
1626 off_t len = iov->iov_len;
1628 diag_write(buf, len);
1634 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1639 // -------------------------------------------------------------------------
1641 // Close a file. We just clear out the data pointer.
1643 static int logfs_fo_close(struct CYG_FILE_TAG *fp)
1648 int loadFile(const char *fileName, void **data, int *len);
1650 /* boolean parameter stored on config */
1651 int boolParam(char *var)
1653 bool result = false;
1654 char *name = alloc_printf("%s/%s", zylin_config_dir, var);
1660 if (loadFile(name, &data, &len) == ERROR_OK)
1664 result = strncmp((char *) data, "1", len) == 0;