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
)
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