zy1000: include files have moved about
[openocd.git] / src / ecosboard.c
blob7d0c3d057beb72cc3631f8ca5bf07d4d9cdf658f
1 /***************************************************************************
2 * Copyright (C) 2007-2009 by Øyvind Harboe *
3 * *
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. *
8 * *
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. *
13 * *
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 ***************************************************************************/
20 #ifdef HAVE_CONFIG_H
21 #include "config.h"
22 #endif
24 #include <helper/types.h>
25 #include <jtag/jtag.h>
26 #include <helper/ioutil.h>
27 #include <helper/configuration.h>
28 #include <xsvf/xsvf.h>
29 #include <svf/svf.h>
30 #include <flash/nand.h>
31 #include <pld/pld.h>
33 #include <server/server.h>
34 #include <server/telnet_server.h>
35 #include <server/gdb_server.h>
36 #include <openocd.h>
38 #include <helper/time_support.h>
39 #include <sys/time.h>
40 #include <stdio.h>
41 #include <stdlib.h>
42 #include <string.h>
43 #include <unistd.h>
44 #include <errno.h>
46 #include <cyg/io/flash.h>
47 #include <pkgconf/fs_jffs2.h> // Address of JFFS2
48 #include <network.h>
50 #include <fcntl.h>
51 #include <sys/stat.h>
52 #include <cyg/fileio/fileio.h>
53 #include <dirent.h>
54 #include <cyg/athttpd/http.h>
55 #include <cyg/athttpd/socket.h>
56 #include <cyg/athttpd/handler.h>
57 #include <cyg/athttpd/cgi.h>
58 #include <cyg/athttpd/forms.h>
59 #include <cyg/discover/discover.h>
60 #include <cyg/hal/hal_diag.h>
61 #include <cyg/kernel/kapi.h>
62 #include <cyg/io/serialio.h>
63 #include <cyg/io/io.h>
64 #include <netinet/tcp.h>
65 #include "rom.h"
66 #include <sys/ioctl.h>
67 #include <sys/socket.h>
68 #include <netinet/in.h>
69 #include <net/if.h>
70 #include <arpa/inet.h>
71 #include <sys/types.h>
72 #include <sys/socket.h>
73 #include <netdb.h>
74 #include <netinet/in.h>
75 #include <unistd.h>
76 #include <arpa/inet.h>
77 #include <stdio.h>
78 #include <ifaddrs.h>
79 #include <string.h>
81 #include <unistd.h>
82 #include <stdio.h>
84 #include <openocd.h>
86 #ifdef CYGPKG_HAL_NIOS2
87 #define ZY1000_SER_DEV "/dev/uart_0"
88 #else
89 #define ZY1000_SER_DEV "/dev/ser0"
91 #endif
94 #define MAX_IFS 64
95 #if defined(CYGPKG_NET_FREEBSD_STACK)
96 #include <tftp_support.h>
97 /* posix compatibility broken*/
98 struct tftpd_fileops fileops =
100 (int (*)(const char *, int))open,
101 close,
102 (int (*)(int, const void *, int))write,
103 (int (*)(int, void *, int))read
106 #endif
109 void diag_write(char *buf, int len)
111 int j;
112 for (j = 0; j < len; j++)
114 diag_printf("%c", buf[j]);
118 static bool serialLog = true;
119 static bool writeLog = true;
121 char hwaddr[512];
124 extern struct flash_driver *flash_drivers[];
125 extern struct target_type *target_types[];
127 #ifdef CYGPKG_PROFILE_GPROF
128 #include <cyg/profile/profile.h>
130 extern char _stext, _etext; // Defined by the linker
132 static char *start_of_code=&_stext;
133 static char *end_of_code=&_etext;
135 void start_profile(void)
137 // This starts up the system-wide profiling, gathering
138 // profile information on all of the code, with a 16 byte
139 // "bucket" size, at a rate of 100us/profile hit.
140 // Note: a bucket size of 16 will give pretty good function
141 // resolution. Much smaller and the buffer becomes
142 // much too large for very little gain.
143 // Note: a timer period of 100us is also a reasonable
144 // compromise. Any smaller and the overhead of
145 // handling the timter (profile) interrupt could
146 // swamp the system. A fast processor might get
147 // by with a smaller value, but a slow one could
148 // even be swamped by this value. If the value is
149 // too large, the usefulness of the profile is reduced.
151 // no more interrupts than 1/10ms.
152 //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
153 // profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
154 profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
156 #endif
158 static FILE *log;
160 static char reboot_stack[2048];
162 static void zylinjtag_reboot(cyg_addrword_t data)
164 serialLog = true;
165 diag_printf("Rebooting in 500 ticks..\n");
166 cyg_thread_delay(500);
167 diag_printf("Unmounting /config..\n");
168 umount("/config");
169 diag_printf("Rebooting..\n");
170 HAL_PLATFORM_RESET();
172 static cyg_thread zylinjtag_thread_object;
173 static cyg_handle_t zylinjtag_thread_handle;
175 void reboot(void)
177 cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
178 (void *) reboot_stack, sizeof(reboot_stack),
179 &zylinjtag_thread_handle, &zylinjtag_thread_object);
180 cyg_thread_resume(zylinjtag_thread_handle);
183 static char zylinjtag_reboot_port_stack[2048];
184 static cyg_thread zylinjtag_reboot_port_thread_object;
185 static cyg_handle_t zylinjtag_reboot_port_thread_handle;
187 static void zylinjtag_reboot_port_task(cyg_addrword_t data)
189 int so_reuseaddr_option = 1;
191 int fd;
192 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
194 LOG_ERROR("error creating socket: %s", strerror(errno));
195 exit(-1);
198 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
199 sizeof(int));
201 struct sockaddr_in sin;
202 unsigned int address_size;
203 address_size = sizeof(sin);
204 memset(&sin, 0, sizeof(sin));
205 sin.sin_family = AF_INET;
206 sin.sin_addr.s_addr = INADDR_ANY;
207 sin.sin_port = htons(1234);
209 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
211 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
212 exit(-1);
215 if (listen(fd, 1) == -1)
217 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
218 exit(-1);
220 // socket_nonblock(fd);
223 accept(fd, (struct sockaddr *) &sin, &address_size);
225 diag_printf("Got reboot signal on port 1234");
227 reboot();
231 void reboot_port(void)
233 cyg_thread_create(1, zylinjtag_reboot_port_task, (cyg_addrword_t) 0, "wait for reboot signal on port 1234",
234 (void *) zylinjtag_reboot_port_stack, sizeof(zylinjtag_reboot_port_stack),
235 &zylinjtag_reboot_port_thread_handle, &zylinjtag_reboot_port_thread_object);
236 cyg_thread_resume(zylinjtag_reboot_port_thread_handle);
239 int configuration_output_handler(struct command_context *context,
240 const char* line)
242 diag_printf("%s", line);
244 return ERROR_OK;
247 int zy1000_configuration_output_handler_log(struct command_context *context,
248 const char* line)
250 LOG_USER_N("%s", line);
252 return ERROR_OK;
255 #ifdef CYGPKG_PROFILE_GPROF
257 int eCosBoard_handle_eCosBoard_profile_command(struct command_context *cmd_ctx, char *cmd, char **args, int argc)
259 command_print(cmd_ctx, "Profiling started");
260 start_profile();
261 return ERROR_OK;
264 #endif
266 externC void phi_init_all_network_interfaces(void);
268 struct command_context *cmd_ctx;
270 static bool webRunning = false;
272 void keep_webserver(void)
274 // Target initialisation is only attempted at startup, so we sleep forever and
275 // let the http server bail us out(i.e. get config files set up).
276 diag_printf("OpenOCD has invoked exit().\n"
277 "Use web server to correct any configuration settings and reboot.\n");
278 if (!webRunning)
279 reboot();
281 // exit() will terminate the current thread and we we'll then sleep eternally or
282 // we'll have a reboot scheduled.
285 extern void printDccChar(char c);
287 static char logBuffer[128 * 1024];
288 static const int logSize = sizeof(logBuffer);
289 int writePtr = 0;
290 int logCount = 0;
292 void _zylinjtag_diag_write_char(char c, void **param)
294 if (writeLog)
296 logBuffer[writePtr] = c;
297 writePtr = (writePtr + 1) % logSize;
298 logCount++;
300 if (serialLog)
302 if (c == '\n')
304 HAL_DIAG_WRITE_CHAR('\r');
306 HAL_DIAG_WRITE_CHAR(c);
309 #ifdef CYGPKG_HAL_ZYLIN_PHI
310 printDccChar(c);
311 #endif
314 void copyfile(char *name2, char *name1);
316 void copydir(char *name, char *destdir);
318 #if 0
319 MTAB_ENTRY(romfs_mte1,
320 "/rom",
321 "romfs",
323 (CYG_ADDRWORD) &filedata[0]);
324 #endif
326 void openocd_sleep_prelude(void)
328 cyg_mutex_unlock(&httpstate.jim_lock);
331 void openocd_sleep_postlude(void)
333 cyg_mutex_lock(&httpstate.jim_lock);
336 void format(void)
338 #ifdef CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1
339 diag_printf("Formatting JFFS2...\n");
341 cyg_io_handle_t handle;
343 Cyg_ErrNo err;
344 err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
345 if (err != ENOERR)
347 diag_printf("Flash Error cyg_io_lookup: %d\n", err);
348 reboot();
351 cyg_uint32 len;
352 cyg_io_flash_getconfig_devsize_t ds;
353 len = sizeof(ds);
354 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
355 if (err != ENOERR)
357 diag_printf("Flash error cyg_io_get_config %d\n", err);
358 reboot();
361 cyg_io_flash_getconfig_erase_t e;
362 len = sizeof(e);
364 e.offset = 0;
365 e.len = ds.dev_size;
367 diag_printf("Formatting 0x%08x bytes\n", (int)ds.dev_size);
368 err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
369 if (err != ENOERR)
371 diag_printf("Flash erase error %d offset 0x%08x\n", err, e.err_address);
372 reboot();
375 diag_printf("Flash formatted successfully\n");
376 #endif
378 reboot();
381 static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
382 Jim_Obj * const *argv)
384 if (argc != 1)
386 return JIM_ERR;
389 format();
390 for (;;)
394 static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
395 Jim_Obj * const *argv)
397 cyg_handle_t thread = 0;
398 cyg_uint16 id = 0;
399 Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
401 /* Loop over the threads, and generate a table row for
402 * each.
404 while (cyg_thread_get_next(&thread, &id))
406 Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
408 cyg_thread_info info;
409 char *state_string;
411 cyg_thread_get_info(thread, id, &info);
413 if (info.name == NULL)
414 info.name = "<no name>";
416 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
417 info.name, strlen(info.name)));
419 /* Translate the state into a string.
421 if (info.state == 0)
422 state_string = "RUN";
423 else if (info.state & 0x04)
424 state_string = "SUSP";
425 else
426 switch (info.state & 0x1b)
428 case 0x01:
429 state_string = "SLEEP";
430 break;
431 case 0x02:
432 state_string = "CNTSLEEP";
433 break;
434 case 0x08:
435 state_string = "CREATE";
436 break;
437 case 0x10:
438 state_string = "EXIT";
439 break;
440 default:
441 state_string = "????";
442 break;
445 Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
446 state_string, strlen(state_string)));
448 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
449 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
450 info.set_pri));
451 Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
452 info.cur_pri));
454 Jim_ListAppendElement(interp, threads, threadObj);
456 Jim_SetResult(interp, threads);
458 return JIM_OK;
461 static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
462 Jim_Obj * const *argv)
464 Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
466 if (logCount >= logSize)
468 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
469 % logSize, logSize - logCount % logSize);
471 Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
473 Jim_SetResult(interp, tclOutput);
474 return JIM_OK;
477 static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
478 Jim_Obj * const *argv)
480 reboot();
481 return JIM_OK;
484 static void zylinjtag_startNetwork(void)
486 // Bring TCP/IP up immediately before we're ready to accept commands.
488 // That is as soon as a PING responds, we're accepting telnet sessions.
489 #if defined(CYGPKG_NET_FREEBSD_STACK)
490 phi_init_all_network_interfaces();
491 #else
492 lwip_init();
493 #endif
494 if (!eth0_up)
496 diag_printf("Network not up and running\n");
497 exit(-1);
500 /* very first thing we want is a reboot capability */
501 reboot_port();
503 #if defined(CYGPKG_NET_FREEBSD_STACK)
504 /*start TFTP*/
505 tftpd_start(69, &fileops);
506 #endif
508 cyg_httpd_init_tcl_interpreter();
510 Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
511 NULL, NULL);
512 Jim_CreateCommand(httpstate.jim_interp, "zy1000_reboot",
513 zylinjtag_Jim_Command_reboot, NULL, NULL);
514 Jim_CreateCommand(httpstate.jim_interp, "threads",
515 zylinjtag_Jim_Command_threads, NULL, NULL);
516 Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
517 zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
519 cyg_httpd_start();
521 webRunning = true;
523 diag_printf("Web server running\n");
525 int s;
526 struct ifreq ifr;
527 s = socket(AF_INET, SOCK_DGRAM, 0);
528 if (s >= 0)
530 strcpy(ifr.ifr_name, "eth0");
531 int res;
532 res = ioctl(s, SIOCGIFHWADDR, &ifr);
533 close(s);
535 if (res < 0)
537 diag_printf("Can't obtain MAC address\n");
538 reboot();
542 sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
543 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
544 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
545 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
546 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
547 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
548 (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
550 discover_message
551 = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
553 discover_launch();
556 static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
557 cyg_addrword_t info)
559 writeLog = false;
560 serialLog = true;
561 char *infoStr = "unknown";
562 switch (exception)
564 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
565 case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
566 infoStr = "undefined instruction";
567 break;
568 case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
569 infoStr = "software interrupt";
570 break;
571 case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
572 infoStr = "abort prefetch";
573 break;
574 case CYGNUM_HAL_VECTOR_ABORT_DATA:
575 infoStr = "abort data";
576 break;
577 #endif
578 default:
579 break;
582 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
584 diag_printf("Dumping log\n---\n");
585 if (logCount >= logSize)
587 diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
589 diag_write(logBuffer, writePtr);
591 diag_printf("---\nLogdump complete.\n");
592 diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
593 diag_printf("\n---\nRebooting\n");
594 HAL_PLATFORM_RESET();
598 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
599 static void setHandler(cyg_code_t exception)
601 cyg_exception_handler_t *old_handler;
602 cyg_addrword_t old_data;
604 cyg_exception_set_handler(exception, print_exception_handler, 0,
605 &old_handler, &old_data);
607 #endif
609 static cyg_thread zylinjtag_uart_thread_object;
610 static cyg_handle_t zylinjtag_uart_thread_handle;
611 static char uart_stack[4096];
613 static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
614 static char backwardBuffer[1024];
616 void setNoDelay(int session, int flag)
618 #if 1
619 // This decreases latency dramatically for e.g. GDB load which
620 // does not have a sliding window protocol
622 // Can cause *lots* of TCP/IP packets to be sent and it would have
623 // to be enabled/disabled on the fly to avoid the CPU being
624 // overloaded...
625 setsockopt(session, /* socket affected */
626 IPPROTO_TCP, /* set option at TCP level */
627 TCP_NODELAY, /* name of option */
628 (char *) &flag, /* the cast is historical
629 cruft */
630 sizeof(int)); /* length of option value */
631 #endif
634 #define TEST_TCPIP() 0
636 #if TEST_TCPIP
637 struct
639 int req;
640 int actual;
641 int req2;
642 int actual2;
643 } tcpipSent[512 * 1024];
644 int cur;
645 #endif
647 static void zylinjtag_uart(cyg_addrword_t data)
649 int so_reuseaddr_option = 1;
651 int fd;
652 if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
654 LOG_ERROR("error creating socket: %s", strerror(errno));
655 exit(-1);
658 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
659 sizeof(int));
661 struct sockaddr_in sin;
662 unsigned int address_size;
663 address_size = sizeof(sin);
664 memset(&sin, 0, sizeof(sin));
665 sin.sin_family = AF_INET;
666 sin.sin_addr.s_addr = INADDR_ANY;
667 sin.sin_port = htons(5555);
669 if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
671 LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
672 exit(-1);
675 if (listen(fd, 1) == -1)
677 LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
678 exit(-1);
680 // socket_nonblock(fd);
683 for (;;)
685 int session = accept(fd, (struct sockaddr *) &sin, &address_size);
686 if (session < 0)
688 continue;
691 setNoDelay(session, 1);
692 int oldopts = fcntl(session, F_GETFL, 0);
693 fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
695 int serHandle = open(ZY1000_SER_DEV, O_RDWR | O_NONBLOCK);
696 if (serHandle < 0)
698 close(session);
699 continue;
702 #ifdef CYGPKG_PROFILE_GPROF
703 start_profile();
704 #endif
705 size_t actual = 0;
706 size_t actual2 = 0;
707 size_t pos, pos2;
708 pos = 0;
709 pos2 = 0;
710 #if TEST_TCPIP
711 cur = 0;
712 #endif
713 for (;;)
715 fd_set write_fds;
716 fd_set read_fds;
717 FD_ZERO(&write_fds);
718 FD_ZERO(&read_fds);
719 int fd_max = -1;
720 FD_SET(session, &read_fds);
721 fd_max = session;
722 FD_SET(serHandle, &read_fds);
723 if (serHandle > fd_max)
725 fd_max = serHandle;
727 /* Wait... */
729 cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
730 if ((actual == 0) && (actual2 == 0))
732 int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
733 if (retval <= 0)
735 break;
739 if (actual2 <= 0)
741 memset(backwardBuffer, 's', sizeof(backwardBuffer));
742 int t;
743 t = read(serHandle, backwardBuffer,
744 sizeof(backwardBuffer));
745 actual2 = t;
746 if (t < 0)
748 if (errno != EAGAIN)
750 goto closeSession;
752 actual2 = 0;
754 pos2 = 0;
757 size_t y = 0;
758 if (actual2 > 0)
760 int written = write(session, backwardBuffer + pos2, actual2);
761 if (written <= 0)
762 goto closeSession;
763 actual2 -= written;
764 pos2 += written;
765 y = written;
768 if (FD_ISSET(session, &read_fds)
769 && (sizeof(forwardBuffer) > actual))
771 // NB! Here it is important that we empty the TCP/IP read buffer
772 // to make transmission tick right
773 memmove(forwardBuffer, forwardBuffer + pos, actual);
774 pos = 0;
775 int t;
776 // this will block if there is no data at all
777 t = read_socket(session, forwardBuffer + actual,
778 sizeof(forwardBuffer) - actual);
779 if (t <= 0)
781 goto closeSession;
783 actual += t;
786 int y2 = 0;
787 if (actual > 0)
789 /* Do not put things into the serial buffer if it has something to send
790 * as that can cause a single byte to be sent at the time.
794 int written = write(serHandle, forwardBuffer + pos, actual);
795 if (written < 0)
797 if (errno != EAGAIN)
799 goto closeSession;
801 // The serial buffer is full
802 written = 0;
804 else
806 actual -= written;
807 pos += written;
809 y2 = written;
811 #if TEST_TCPIP
812 if (cur < 1024)
814 tcpipSent[cur].req = x;
815 tcpipSent[cur].actual = y;
816 tcpipSent[cur].req2 = x2;
817 tcpipSent[cur].actual2 = y2;
818 cur++;
820 #endif
822 closeSession: close(session);
823 close(serHandle);
825 #if TEST_TCPIP
826 int i;
827 for (i = 0; i < 1024; i++)
829 diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
830 tcpipSent[i].req2, tcpipSent[i].actual2);
833 #endif
835 close(fd);
839 void startUart(void)
841 cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
842 (void *) uart_stack, sizeof(uart_stack),
843 &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
844 cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
845 cyg_thread_resume(zylinjtag_uart_thread_handle);
848 static int zylinjtag_Jim_Command_uart(Jim_Interp *interp, int argc,
849 Jim_Obj * const *argv)
851 static int current_baud = 38400;
852 if (argc == 1)
854 command_print(cmd_ctx, "%d", current_baud);
855 return JIM_OK;
857 else if (argc != 2)
859 return JIM_ERR;
862 long new_baudrate;
863 if (Jim_GetLong(interp, argv[1], &new_baudrate) != JIM_OK)
864 return JIM_ERR;
866 current_baud = new_baudrate;
868 int baud;
869 switch (current_baud)
871 case 9600:
872 baud = CYGNUM_SERIAL_BAUD_9600;
873 break;
874 case 19200:
875 baud = CYGNUM_SERIAL_BAUD_19200;
876 break;
877 case 38400:
878 baud = CYGNUM_SERIAL_BAUD_38400;
879 break;
880 case 57600:
881 baud = CYGNUM_SERIAL_BAUD_57600;
882 break;
883 case 115200:
884 baud = CYGNUM_SERIAL_BAUD_115200;
885 break;
886 case 230400:
887 baud = CYGNUM_SERIAL_BAUD_230400;
888 break;
889 default:
890 command_print(cmd_ctx, "unsupported baudrate");
891 return ERROR_INVALID_ARGUMENTS;
894 cyg_serial_info_t buf;
895 cyg_uint32 len = 1;
896 //get existing serial configuration
897 len = sizeof(cyg_serial_info_t);
898 int err;
899 cyg_io_handle_t serial_handle;
901 err = cyg_io_lookup(ZY1000_SER_DEV, &serial_handle);
902 if (err != ENOERR)
904 LOG_ERROR("Could not open serial port\n");
905 return JIM_ERR;
908 err = cyg_io_get_config(serial_handle,
909 CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
910 err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
911 &len);
912 if (err != ENOERR)
914 LOG_ERROR("Failed to get serial port settings %d", err);
915 return JIM_ERR;
917 buf.baud = baud;
919 err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
920 &len);
921 if (err != ENOERR)
923 LOG_ERROR("Failed to set serial port settings %d", err);
924 return JIM_ERR;
927 return JIM_OK;
930 bool logAllToSerial = false;
933 int boolParam(char *var);
936 static const char *zylin_config_dir="/config/settings";
938 static int add_default_dirs(void)
940 add_script_search_dir(zylin_config_dir);
941 add_script_search_dir("/rom/lib/openocd");
942 add_script_search_dir("/rom");
943 return ERROR_OK;
946 int main(int argc, char *argv[])
948 /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
949 * need to allocate towards the end of the heap. */
951 #ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
952 setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
953 setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
954 setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
955 #endif
957 int err;
959 atexit(keep_webserver);
961 diag_init_putc(_zylinjtag_diag_write_char);
962 // We want this in the log.
963 diag_printf("Zylin ZY1000.\n");
965 err = mount("", "/ram", "ramfs");
966 if (err < 0)
968 diag_printf("unable to mount ramfs\n");
970 chdir("/ram");
972 char address[16];
973 sprintf(address, "%p", &filedata[0]);
974 err = mount(address, "/rom", "romfs");
975 if (err < 0)
977 diag_printf("unable to mount /rom\n");
980 err = mount("", "/log", "logfs");
981 if (err < 0)
983 diag_printf("unable to mount logfs\n");
986 err = mount("", "/tftp", "tftpfs");
987 if (err < 0)
989 diag_printf("unable to mount logfs\n");
992 log = fopen("/log/log", "w");
993 if (log == NULL)
995 diag_printf("Could not open log file /ram/log\n");
996 exit(-1);
1000 copydir("/rom", "/ram/cgi");
1002 err = mount("/dev/flash1", "/config", "jffs2");
1003 if (err < 0)
1005 diag_printf("unable to mount jffs2, falling back to ram disk..\n");
1006 err = mount("", "/config", "ramfs");
1007 if (err < 0)
1009 diag_printf("unable to mount /config as ramdisk.\n");
1010 reboot();
1013 else
1015 /* are we using a ram disk instead of a flash disk? This is used
1016 * for ZY1000 live demo...
1018 * copy over flash disk to ram block device
1020 if (boolParam("ramdisk"))
1022 diag_printf("Unmounting /config from flash and using ram instead\n");
1023 err = umount("/config");
1024 if (err < 0)
1026 diag_printf("unable to unmount jffs\n");
1027 reboot();
1030 err = mount("/dev/flash1", "/config2", "jffs2");
1031 if (err < 0)
1033 diag_printf("unable to mount jffs\n");
1034 reboot();
1037 err = mount("", "/config", "ramfs");
1038 if (err < 0)
1040 diag_printf("unable to mount ram block device\n");
1041 reboot();
1044 // copydir("/config2", "/config");
1045 copyfile("/config2/ip", "/config/ip");
1046 copydir("/config2/settings", "/config/settings");
1048 umount("/config2");
1052 mkdir(zylin_config_dir, 0777);
1053 char *dirname = alloc_printf("%s/target", zylin_config_dir);
1054 mkdir(dirname, 0777);
1055 free(dirname);
1056 dirname = alloc_printf("%s/board", zylin_config_dir);
1057 mkdir(dirname, 0777);
1058 free(dirname);
1059 dirname = alloc_printf("%s/event", zylin_config_dir);
1060 mkdir(dirname, 0777);
1061 free(dirname);
1063 logAllToSerial = boolParam("logserial");
1065 // We need the network & web server in case there is something wrong with
1066 // the config files that invoke exit()
1067 zylinjtag_startNetwork();
1069 /* we're going to access the jim interpreter from here on... */
1070 openocd_sleep_postlude();
1071 startUart();
1073 add_default_dirs();
1075 /* initialize commandline interface */
1076 struct command_context * cmd_ctx;
1077 struct command_context *setup_command_handler(Jim_Interp *interp);
1078 cmd_ctx = setup_command_handler(httpstate.jim_interp);
1079 command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
1080 command_context_mode(cmd_ctx, COMMAND_CONFIG);
1082 if (ioutil_init(cmd_ctx) != ERROR_OK)
1083 return EXIT_FAILURE;
1085 #ifdef CYGPKG_PROFILE_GPROF
1086 COMMAND_REGISTER(cmd_ctx, NULL, "ecosboard_profile", eCosBoard_handle_eCosBoard_profile_command,
1087 COMMAND_ANY, NULL);
1088 #endif
1090 Jim_CreateCommand(httpstate.jim_interp, "uart", zylinjtag_Jim_Command_uart, NULL, NULL);
1093 log_init();
1095 set_log_output(cmd_ctx, log);
1097 LOG_DEBUG("log init complete");
1099 // diag_printf("Executing config files\n");
1101 if (logAllToSerial)
1103 diag_printf(
1104 "%s/logserial = 1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
1105 command_run_line(cmd_ctx, "debug_level 3");
1108 command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
1110 int ret;
1111 ret = server_init(cmd_ctx);
1112 if (ERROR_OK != ret)
1113 return EXIT_FAILURE;
1115 /* we MUST always run the init command as it will launch telnet sessions */
1116 command_run_line(cmd_ctx, "init");
1118 // FIX!!! Yuk!
1119 // diag_printf() is really invoked from many more places than we trust it
1120 // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
1122 // Disabling it here is safe and gives us enough logged debug output for now. Crossing
1123 // fingers that it doesn't cause any crashes.
1124 diag_printf("Init complete, GDB & telnet servers launched.\n");
1125 command_set_output_handler(cmd_ctx,
1126 zy1000_configuration_output_handler_log, NULL);
1127 if (!logAllToSerial)
1129 serialLog = false;
1132 /* handle network connections */
1133 server_loop(cmd_ctx);
1134 openocd_sleep_prelude();
1136 /* shut server down */
1137 server_quit();
1139 /* free commandline interface */
1140 command_done(cmd_ctx);
1141 umount("/config");
1143 exit(0);
1144 for (;;)
1148 cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
1149 cyg_int32 homeForm(CYG_HTTPD_STATE *p)
1151 cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
1152 return 0;
1155 CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
1157 CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
1158 CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
1160 #include <pkgconf/system.h>
1161 #include <pkgconf/hal.h>
1162 #include <pkgconf/kernel.h>
1163 #include <pkgconf/io_fileio.h>
1164 #include <pkgconf/fs_rom.h>
1166 #include <cyg/kernel/ktypes.h> // base kernel types
1167 #include <cyg/infra/cyg_trac.h> // tracing macros
1168 #include <cyg/infra/cyg_ass.h> // assertion macros
1169 #include <cyg/fileio/fileio.h>
1170 #include <cyg/kernel/kapi.h>
1171 #include <cyg/infra/diag.h>
1173 //==========================================================================
1174 // Eventually we want to eXecute In Place from the ROM in a protected
1175 // environment, so we'll need executables to be aligned to a boundary
1176 // suitable for MMU protection. A suitable boundary would be the 4k
1177 // boundary in all the CPU architectures I am currently aware of.
1179 // Forward definitions
1181 // Filesystem operations
1182 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1183 static int tftpfs_umount(cyg_mtab_entry *mte);
1184 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1185 int mode, cyg_file *fte);
1186 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1187 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1189 // File operations
1190 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1191 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
1192 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
1194 //==========================================================================
1195 // Filesystem table entries
1197 // -------------------------------------------------------------------------
1198 // Fstab entry.
1199 // This defines the entry in the filesystem table.
1200 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1201 // we should never block in any filesystem operations.
1202 #if 1
1203 FSTAB_ENTRY(tftpfs_fste, "tftpfs", 0,
1204 CYG_SYNCMODE_NONE,
1205 tftpfs_mount,
1206 tftpfs_umount,
1207 tftpfs_open,
1208 (cyg_fsop_unlink *)cyg_fileio_erofs,
1209 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1210 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1211 (cyg_fsop_rename *)cyg_fileio_erofs,
1212 (cyg_fsop_link *)cyg_fileio_erofs,
1213 (cyg_fsop_opendir *)cyg_fileio_erofs,
1214 (cyg_fsop_chdir *)cyg_fileio_erofs,
1215 (cyg_fsop_stat *)cyg_fileio_erofs,
1216 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1217 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1218 #endif
1220 // -------------------------------------------------------------------------
1221 // mtab entry.
1222 // This defines a single ROMFS loaded into ROM at the configured address
1224 // MTAB_ENTRY(rom_mte, // structure name
1225 // "/rom", // mount point
1226 // "romfs", // FIlesystem type
1227 // "", // hardware device
1228 // (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
1229 //);
1232 // -------------------------------------------------------------------------
1233 // File operations.
1234 // This set of file operations are used for normal open files.
1236 static cyg_fileops tftpfs_fileops =
1237 { tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
1238 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1239 tftpfs_fo_fsync, tftpfs_fo_close,
1240 (cyg_fileop_fstat *) cyg_fileio_erofs,
1241 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1242 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1244 // -------------------------------------------------------------------------
1245 // tftpfs_mount()
1246 // Process a mount request. This mainly finds root for the
1247 // filesystem.
1249 static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1251 return ENOERR;
1254 static int tftpfs_umount(cyg_mtab_entry *mte)
1256 return ENOERR;
1259 struct Tftp
1261 int write;
1262 int readFile;
1263 cyg_uint8 *mem;
1264 int actual;
1265 char *server;
1266 char *file;
1269 static void freeTftp(struct Tftp *t)
1271 if (t == NULL)
1272 return;
1273 if (t->mem)
1274 free(t->mem);
1275 if (t->server)
1276 free(t->server);
1277 if (t->file)
1278 free(t->file);
1279 free(t);
1282 static const int tftpMaxSize = 8192 * 1024;
1283 static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1284 int mode, cyg_file *file)
1286 struct Tftp *tftp;
1287 tftp = malloc(sizeof(struct Tftp));
1288 if (tftp == NULL)
1289 return EMFILE;
1290 memset(tftp, 0, sizeof(struct Tftp));
1292 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1293 file->f_type = CYG_FILE_TYPE_FILE;
1294 file->f_ops = &tftpfs_fileops;
1295 file->f_offset = 0;
1296 file->f_data = 0;
1297 file->f_xops = 0;
1299 tftp->mem = malloc(tftpMaxSize);
1300 if (tftp->mem == NULL)
1302 freeTftp(tftp);
1303 return EMFILE;
1306 char *server = strchr(name, '/');
1307 if (server == NULL)
1309 freeTftp(tftp);
1310 return EMFILE;
1313 tftp->server = malloc(server - name + 1);
1314 if (tftp->server == NULL)
1316 freeTftp(tftp);
1317 return EMFILE;
1319 strncpy(tftp->server, name, server - name);
1320 tftp->server[server - name] = 0;
1322 tftp->file = strdup(server + 1);
1323 if (tftp->file == NULL)
1325 freeTftp(tftp);
1326 return EMFILE;
1329 file->f_data = (CYG_ADDRWORD) tftp;
1331 return ENOERR;
1334 static int fetchTftp(struct Tftp *tftp)
1336 if (!tftp->readFile)
1338 int err;
1339 tftp->actual = tftp_client_get(tftp->file, tftp->server, 0, tftp->mem,
1340 tftpMaxSize, TFTP_OCTET, &err);
1342 if (tftp->actual < 0)
1344 return EMFILE;
1346 tftp->readFile = 1;
1348 return ENOERR;
1351 // -------------------------------------------------------------------------
1352 // tftpfs_fo_write()
1353 // Read data from file.
1355 static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1357 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1359 if (fetchTftp(tftp) != ENOERR)
1360 return EMFILE;
1362 int i;
1363 off_t pos = fp->f_offset;
1364 int resid = 0;
1365 for (i = 0; i < uio->uio_iovcnt; i++)
1367 cyg_iovec *iov = &uio->uio_iov[i];
1368 char *buf = (char *) iov->iov_base;
1369 off_t len = iov->iov_len;
1371 if (len + pos > tftp->actual)
1373 len = tftp->actual - pos;
1375 resid += iov->iov_len - len;
1377 memcpy(buf, tftp->mem + pos, len);
1378 pos += len;
1381 uio->uio_resid = resid;
1382 fp->f_offset = pos;
1384 return ENOERR;
1387 static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1389 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1391 int i;
1392 off_t pos = fp->f_offset;
1393 int resid = 0;
1394 for (i = 0; i < uio->uio_iovcnt; i++)
1396 cyg_iovec *iov = &uio->uio_iov[i];
1397 char *buf = (char *) iov->iov_base;
1398 off_t len = iov->iov_len;
1400 if (len + pos > tftpMaxSize)
1402 len = tftpMaxSize - pos;
1404 resid += iov->iov_len - len;
1406 memcpy(tftp->mem + pos, buf, len);
1407 pos += len;
1410 uio->uio_resid = resid;
1411 fp->f_offset = pos;
1413 tftp->write = 1;
1415 return ENOERR;
1418 static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1420 int error = ENOERR;
1421 return error;
1424 // -------------------------------------------------------------------------
1425 // romfs_fo_close()
1426 // Close a file. We just clear out the data pointer.
1428 static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
1430 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1431 int error = ENOERR;
1433 if (tftp->write)
1435 tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
1436 TFTP_OCTET, &error);
1439 freeTftp(tftp);
1440 fp->f_data = 0;
1441 return error;
1444 // -------------------------------------------------------------------------
1445 // romfs_fo_lseek()
1446 // Seek to a new file position.
1448 static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
1450 struct Tftp *tftp = (struct Tftp *) fp->f_data;
1451 off_t pos = *apos;
1453 if (fetchTftp(tftp) != ENOERR)
1454 return EMFILE;
1456 switch (whence)
1458 case SEEK_SET:
1459 // Pos is already where we want to be.
1460 break;
1462 case SEEK_CUR:
1463 // Add pos to current offset.
1464 pos += fp->f_offset;
1465 break;
1467 case SEEK_END:
1468 // Add pos to file size.
1469 pos += tftp->actual;
1470 break;
1472 default:
1473 return EINVAL;
1476 // Check that pos is still within current file size, or at the
1477 // very end.
1478 if (pos < 0 || pos > tftp->actual)
1479 return EINVAL;
1481 // All OK, set fp offset and return new position.
1482 *apos = fp->f_offset = pos;
1484 return ENOERR;
1487 void usleep(int us)
1489 if (us > 10000)
1490 cyg_thread_delay(us / 10000 + 1);
1491 else
1492 HAL_DELAY_US(us);
1495 // Chunked version.
1496 cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
1498 cyg_httpd_start_chunked("text");
1499 if (logCount >= logSize)
1501 cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
1502 - logCount % logSize);
1504 cyg_httpd_write_chunked(logBuffer, writePtr);
1505 cyg_httpd_end_chunked();
1506 return -1;
1509 CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
1511 // Filesystem operations
1512 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
1513 static int logfs_umount(cyg_mtab_entry *mte);
1514 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1515 int mode, cyg_file *fte);
1516 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
1518 // File operations
1519 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
1520 static int logfs_fo_close(struct CYG_FILE_TAG *fp);
1522 #include <cyg/io/devtab.h>
1524 //==========================================================================
1525 // Filesystem table entries
1527 // -------------------------------------------------------------------------
1528 // Fstab entry.
1529 // This defines the entry in the filesystem table.
1530 // For simplicity we use _FILESYSTEM synchronization for all accesses since
1531 // we should never block in any filesystem operations.
1532 FSTAB_ENTRY(logfs_fste, "logfs", 0,
1533 CYG_SYNCMODE_FILE_FILESYSTEM | CYG_SYNCMODE_IO_FILESYSTEM,
1534 logfs_mount,
1535 logfs_umount,
1536 logfs_open,
1537 (cyg_fsop_unlink *)cyg_fileio_erofs,
1538 (cyg_fsop_mkdir *)cyg_fileio_erofs,
1539 (cyg_fsop_rmdir *)cyg_fileio_erofs,
1540 (cyg_fsop_rename *)cyg_fileio_erofs,
1541 (cyg_fsop_link *)cyg_fileio_erofs,
1542 (cyg_fsop_opendir *)cyg_fileio_erofs,
1543 (cyg_fsop_chdir *)cyg_fileio_erofs,
1544 (cyg_fsop_stat *)cyg_fileio_erofs,
1545 (cyg_fsop_getinfo *)cyg_fileio_erofs,
1546 (cyg_fsop_setinfo *)cyg_fileio_erofs);
1548 // -------------------------------------------------------------------------
1549 // File operations.
1550 // This set of file operations are used for normal open files.
1552 static cyg_fileops logfs_fileops =
1553 { (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
1554 (cyg_fileop_lseek *) cyg_fileio_erofs,
1555 (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
1556 logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
1557 (cyg_fileop_getinfo *) cyg_fileio_erofs,
1558 (cyg_fileop_setinfo *) cyg_fileio_erofs, };
1560 // -------------------------------------------------------------------------
1561 // logfs_mount()
1562 // Process a mount request. This mainly finds root for the
1563 // filesystem.
1565 static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
1567 return ENOERR;
1570 static int logfs_umount(cyg_mtab_entry *mte)
1572 return ENOERR;
1575 static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
1576 int mode, cyg_file *file)
1578 file->f_flag |= mode & CYG_FILE_MODE_MASK;
1579 file->f_type = CYG_FILE_TYPE_FILE;
1580 file->f_ops = &logfs_fileops;
1581 file->f_offset = 0;
1582 file->f_data = 0;
1583 file->f_xops = 0;
1584 return ENOERR;
1587 // -------------------------------------------------------------------------
1588 // logfs_fo_write()
1589 // Write data to file.
1591 static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
1593 int i;
1594 for (i = 0; i < uio->uio_iovcnt; i++)
1596 cyg_iovec *iov = &uio->uio_iov[i];
1597 char *buf = (char *) iov->iov_base;
1598 off_t len = iov->iov_len;
1600 diag_write(buf, len);
1602 uio->uio_resid = 0;
1604 return ENOERR;
1606 static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
1608 return ENOERR;
1611 // -------------------------------------------------------------------------
1612 // romfs_fo_close()
1613 // Close a file. We just clear out the data pointer.
1615 static int logfs_fo_close(struct CYG_FILE_TAG *fp)
1617 return ENOERR;
1620 int loadFile(const char *fileName, void **data, int *len);
1622 /* boolean parameter stored on config */
1623 int boolParam(char *var)
1625 bool result = false;
1626 char *name = alloc_printf("%s/%s", zylin_config_dir, var);
1627 if (name == NULL)
1628 return result;
1630 void *data;
1631 int len;
1632 if (loadFile(name, &data, &len) == ERROR_OK)
1634 if (len > 1)
1635 len = 1;
1636 result = strncmp((char *) data, "1", len) == 0;
1637 free(data);
1639 free(name);
1640 return result;