-/***************************************************************************
- * Copyright (C) 2007-2010 by Øyvind Harboe *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <helper/types.h>
-#include <jtag/jtag.h>
-#include <helper/ioutil.h>
-#include <helper/util.h>
-#include <helper/configuration.h>
-
-#include <server/server.h>
-#include <server/telnet_server.h>
-#include <server/gdb_server.h>
-#include <openocd.h>
-
-#include <helper/time_support.h>
-
-#include <sys/time.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-
-#include <cyg/io/flash.h>
-#include <pkgconf/fs_jffs2.h> // Address of JFFS2
-#include <network.h>
-
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <cyg/fileio/fileio.h>
-#include <dirent.h>
-#include <cyg/athttpd/http.h>
-#include <cyg/athttpd/socket.h>
-#include <cyg/athttpd/handler.h>
-#include <cyg/athttpd/cgi.h>
-#include <cyg/athttpd/forms.h>
-#include <cyg/discover/discover.h>
-#include <cyg/io/io.h>
-#include <cyg/io/serialio.h>
-#include <netinet/tcp.h>
-#include <cyg/hal/hal_diag.h>
-
-#include "rom.h"
-
-#ifdef CYGPKG_HAL_NIOS2
-#include <cyg/hal/io.h>
-#define ZY1000_SER_DEV "/dev/uart_0"
-#else
-#define ZY1000_SER_DEV "/dev/ser0"
-
-#endif
-
-
-#define MAX_IFS 64
-#if defined(CYGPKG_NET_FREEBSD_STACK)
-#include <tftp_support.h>
-/* posix compatibility broken*/
-struct tftpd_fileops fileops =
-{
- (int (*)(const char *, int))open,
- close,
- (int (*)(int, const void *, int))write,
- (int (*)(int, void *, int))read
-};
-
-#endif
-
-
-void diag_write(char *buf, int len)
-{
- int j;
- for (j = 0; j < len; j++)
- {
- diag_printf("%c", buf[j]);
- }
-}
-
-static bool serialLog = true;
-static bool writeLog = true;
-
-char hwaddr[512];
-
-#ifdef CYGPKG_PROFILE_GPROF
-#include <cyg/profile/profile.h>
-
-extern char _stext, _etext; // Defined by the linker
-
-static char *start_of_code=&_stext;
-static char *end_of_code=&_etext;
-
-void start_profile(void)
-{
- // This starts up the system-wide profiling, gathering
- // profile information on all of the code, with a 16 byte
- // "bucket" size, at a rate of 100us/profile hit.
- // Note: a bucket size of 16 will give pretty good function
- // resolution. Much smaller and the buffer becomes
- // much too large for very little gain.
- // Note: a timer period of 100us is also a reasonable
- // compromise. Any smaller and the overhead of
- // handling the timter (profile) interrupt could
- // swamp the system. A fast processor might get
- // by with a smaller value, but a slow one could
- // even be swamped by this value. If the value is
- // too large, the usefulness of the profile is reduced.
-
- // no more interrupts than 1/10ms.
- //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
- // profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
- profile_on(start_of_code, end_of_code, 16, 10000); // Nios DRAM
-}
-#endif
-
-static FILE *log;
-
-static char reboot_stack[2048];
-
-static void zylinjtag_reboot(cyg_addrword_t data)
-{
- serialLog = true;
- diag_printf("Rebooting in 500 ticks..\n");
- cyg_thread_delay(500);
- diag_printf("Unmounting /config..\n");
- umount("/config");
- diag_printf("Rebooting..\n");
-#ifdef CYGPKG_HAL_NIOS2
- /* This will reboot & reconfigure the FPGA from the bootloader
- * and on.
- */
- IOWR(REMOTE_UPDATE_BASE, 0x20, 0x1);
-#else
- HAL_PLATFORM_RESET();
-#endif
-}
-static cyg_thread zylinjtag_thread_object;
-static cyg_handle_t zylinjtag_thread_handle;
-
-void reboot(void)
-{
- cyg_thread_create(1, zylinjtag_reboot, (cyg_addrword_t) 0, "reboot Thread",
- (void *) reboot_stack, sizeof(reboot_stack),
- &zylinjtag_thread_handle, &zylinjtag_thread_object);
- cyg_thread_resume(zylinjtag_thread_handle);
-}
-
-static char zylinjtag_reboot_port_stack[2048];
-static cyg_thread zylinjtag_reboot_port_thread_object;
-static cyg_handle_t zylinjtag_reboot_port_thread_handle;
-
-static void zylinjtag_reboot_port_task(cyg_addrword_t data)
-{
- int so_reuseaddr_option = 1;
-
- int fd;
- if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
- {
- LOG_ERROR("error creating socket: %s", strerror(errno));
- exit(-1);
- }
-
- setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
- sizeof(int));
-
- struct sockaddr_in sin;
- unsigned int address_size;
- address_size = sizeof(sin);
- memset(&sin, 0, sizeof(sin));
- sin.sin_family = AF_INET;
- sin.sin_addr.s_addr = INADDR_ANY;
- sin.sin_port = htons(1234);
-
- if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
- {
- LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
- exit(-1);
- }
-
- if (listen(fd, 1) == -1)
- {
- LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
- exit(-1);
- }
- // socket_nonblock(fd);
-
-
- accept(fd, (struct sockaddr *) &sin, &address_size);
-
- diag_printf("Got reboot signal on port 1234");
-
- reboot();
-
-}
-
-void reboot_port(void)
-{
- cyg_thread_create(1, zylinjtag_reboot_port_task, (cyg_addrword_t) 0, "wait for reboot signal on port 1234",
- (void *) zylinjtag_reboot_port_stack, sizeof(zylinjtag_reboot_port_stack),
- &zylinjtag_reboot_port_thread_handle, &zylinjtag_reboot_port_thread_object);
- cyg_thread_resume(zylinjtag_reboot_port_thread_handle);
-}
-
-int configuration_output_handler(struct command_context *context,
- const char* line)
-{
- diag_printf("%s", line);
-
- return ERROR_OK;
-}
-
-int zy1000_configuration_output_handler_log(struct command_context *context,
- const char* line)
-{
- LOG_USER_N("%s", line);
-
- return ERROR_OK;
-}
-
-#ifdef CYGPKG_PROFILE_GPROF
-//extern int64_t totaltime;
-
-static int zylinjtag_Jim_Command_profile(Jim_Interp *interp, int argc,
- Jim_Obj * const *argv)
-{
- if ((argc == 2) && (strcmp(Jim_GetString(argv[1], NULL), "stats")==0))
- {
-// profile_off();
- //LOG_USER("Stats %dms sleeping in select()", (int)totaltime);
- } else
- {
- LOG_USER("Profiling started");
- start_profile();
- //totaltime = 0;
- }
- return ERROR_OK;
-}
-
-#endif
-
-externC void phi_init_all_network_interfaces(void);
-
-struct command_context *cmd_ctx;
-
-static bool webRunning = false;
-
-void keep_webserver(void)
-{
- // Target initialisation is only attempted at startup, so we sleep forever and
- // let the http server bail us out(i.e. get config files set up).
- diag_printf("OpenOCD has invoked exit().\n"
- "Use web server to correct any configuration settings and reboot.\n");
- if (!webRunning)
- reboot();
-
- // exit() will terminate the current thread and we we'll then sleep eternally or
- // we'll have a reboot scheduled.
-}
-
-extern void printDccChar(char c);
-
-static char logBuffer[128 * 1024];
-static const int logSize = sizeof(logBuffer);
-int writePtr = 0;
-int logCount = 0;
-
-void _zylinjtag_diag_write_char(char c, void **param)
-{
- if (writeLog)
- {
- logBuffer[writePtr] = c;
- writePtr = (writePtr + 1) % logSize;
- logCount++;
- }
- if (serialLog)
- {
- if (c == '\n')
- {
- HAL_DIAG_WRITE_CHAR('\r');
- }
- HAL_DIAG_WRITE_CHAR(c);
- }
-
-#ifdef CYGPKG_HAL_ZYLIN_PHI
- printDccChar(c);
-#endif
-}
-
-void copyfile(char *name2, char *name1);
-
-void copydir(char *name, char *destdir);
-
-#if 0
-MTAB_ENTRY(romfs_mte1,
- "/rom",
- "romfs",
- "",
- (CYG_ADDRWORD) &filedata[0]);
-#endif
-
-void openocd_sleep_prelude(void)
-{
- cyg_mutex_unlock(&httpstate.jim_lock);
-}
-
-void openocd_sleep_postlude(void)
-{
- cyg_mutex_lock(&httpstate.jim_lock);
-}
-
-void format(void)
-{
-#ifdef CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1
- diag_printf("Formatting JFFS2...\n");
-
- cyg_io_handle_t handle;
-
- Cyg_ErrNo err;
- err = cyg_io_lookup(CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1, &handle);
- if (err != ENOERR)
- {
- diag_printf("Flash Error cyg_io_lookup: %d\n", err);
- reboot();
- }
-
- cyg_uint32 len;
- cyg_io_flash_getconfig_devsize_t ds;
- len = sizeof(ds);
- err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_DEVSIZE, &ds, &len);
- if (err != ENOERR)
- {
- diag_printf("Flash error cyg_io_get_config %d\n", err);
- reboot();
- }
-
- cyg_io_flash_getconfig_erase_t e;
- len = sizeof(e);
-
- e.offset = 0;
- e.len = ds.dev_size;
-
- diag_printf("Formatting 0x%08x bytes\n", (int)ds.dev_size);
- err = cyg_io_get_config(handle, CYG_IO_GET_CONFIG_FLASH_ERASE, &e, &len);
- if (err != ENOERR)
- {
- diag_printf("Flash erase error %d offset 0x%08x\n", err, e.err_address);
- reboot();
- }
-
- diag_printf("Flash formatted successfully\n");
-#endif
-
- reboot();
-}
-
-static int zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc,
- Jim_Obj * const *argv)
-{
- if (argc != 1)
- {
- return JIM_ERR;
- }
-
- format();
- for (;;)
- ;
-}
-
-static int zylinjtag_Jim_Command_threads(Jim_Interp *interp, int argc,
- Jim_Obj * const *argv)
-{
- cyg_handle_t thread = 0;
- cyg_uint16 id = 0;
- Jim_Obj *threads = Jim_NewListObj(interp, NULL, 0);
-
- /* Loop over the threads, and generate a table row for
- * each.
- */
- while (cyg_thread_get_next(&thread, &id))
- {
- Jim_Obj *threadObj = Jim_NewListObj(interp, NULL, 0);
-
- cyg_thread_info info;
- char *state_string;
-
- cyg_thread_get_info(thread, id, &info);
-
- if (info.name == NULL)
- info.name = "<no name>";
-
- Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
- info.name, strlen(info.name)));
-
- /* Translate the state into a string.
- */
- if (info.state == 0)
- state_string = "RUN";
- else if (info.state & 0x04)
- state_string = "SUSP";
- else
- switch (info.state & 0x1b)
- {
- case 0x01:
- state_string = "SLEEP";
- break;
- case 0x02:
- state_string = "CNTSLEEP";
- break;
- case 0x08:
- state_string = "CREATE";
- break;
- case 0x10:
- state_string = "EXIT";
- break;
- default:
- state_string = "????";
- break;
- }
-
- Jim_ListAppendElement(interp, threadObj, Jim_NewStringObj(interp,
- state_string, strlen(state_string)));
-
- Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp, id));
- Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
- info.set_pri));
- Jim_ListAppendElement(interp, threadObj, Jim_NewIntObj(interp,
- info.cur_pri));
-
- Jim_ListAppendElement(interp, threads, threadObj);
- }
- Jim_SetResult(interp, threads);
-
- return JIM_OK;
-}
-
-static int zylinjtag_Jim_Command_log(Jim_Interp *interp, int argc,
- Jim_Obj * const *argv)
-{
- Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
-
- if (logCount >= logSize)
- {
- Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer + logCount
- % logSize, logSize - logCount % logSize);
- }
- Jim_AppendString(httpstate.jim_interp, tclOutput, logBuffer, writePtr);
-
- Jim_SetResult(interp, tclOutput);
- return JIM_OK;
-}
-
-static int zylinjtag_Jim_Command_reboot(Jim_Interp *interp, int argc,
- Jim_Obj * const *argv)
-{
- reboot();
- return JIM_OK;
-}
-
-static void zylinjtag_startNetwork(void)
-{
- // Bring TCP/IP up immediately before we're ready to accept commands.
- //
- // That is as soon as a PING responds, we're accepting telnet sessions.
-#if defined(CYGPKG_NET_FREEBSD_STACK)
- phi_init_all_network_interfaces();
-#else
- lwip_init();
-#endif
- if (!eth0_up)
- {
- diag_printf("Network not up and running\n");
- exit(-1);
- }
-
- /* very first thing we want is a reboot capability */
- reboot_port();
-
-#if defined(CYGPKG_NET_FREEBSD_STACK)
- /*start TFTP*/
- tftpd_start(69, &fileops);
-#endif
-
- cyg_httpd_init_tcl_interpreter();
-
- // Kludge! Why can't I do this from httpd.c??? I get linker errors...
- // some of that --start/end-group stuff?
- Jim_InitStaticExtensions(httpstate.jim_interp);
-
- Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log,
- NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "zy1000_reboot",
- zylinjtag_Jim_Command_reboot, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "threads",
- zylinjtag_Jim_Command_threads, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "format_jffs2",
- zylinjtag_Jim_Command_format_jffs2, NULL, NULL);
-
- cyg_httpd_start();
-
- webRunning = true;
-
- diag_printf("Web server running\n");
-
- int s;
- struct ifreq ifr;
- s = socket(AF_INET, SOCK_DGRAM, 0);
- if (s >= 0)
- {
- strcpy(ifr.ifr_name, "eth0");
- int res;
- res = ioctl(s, SIOCGIFHWADDR, &ifr);
- close(s);
-
- if (res < 0)
- {
- diag_printf("Can't obtain MAC address\n");
- reboot();
- }
- }
-
- sprintf(hwaddr, "%02x:%02x:%02x:%02x:%02x:%02x",
- (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[0],
- (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[1],
- (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[2],
- (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[3],
- (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[4],
- (int) ((unsigned char *) &ifr.ifr_hwaddr.sa_data)[5]);
-
- discover_message
- = alloc_printf("ZY1000 Zylin JTAG debugger MAC %s", hwaddr);
-
- discover_launch();
-}
-
-static void print_exception_handler(cyg_addrword_t data, cyg_code_t exception,
- cyg_addrword_t info)
-{
- writeLog = false;
- serialLog = true;
- char *infoStr = "unknown";
- switch (exception)
- {
-#ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
- case CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION:
- infoStr = "undefined instruction";
- break;
- case CYGNUM_HAL_VECTOR_SOFTWARE_INTERRUPT:
- infoStr = "software interrupt";
- break;
- case CYGNUM_HAL_VECTOR_ABORT_PREFETCH:
- infoStr = "abort prefetch";
- break;
- case CYGNUM_HAL_VECTOR_ABORT_DATA:
- infoStr = "abort data";
- break;
-#endif
- default:
- break;
- }
-
- diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
-
- diag_printf("Dumping log\n---\n");
- if (logCount >= logSize)
- {
- diag_write(logBuffer + logCount % logSize, logSize - logCount % logSize);
- }
- diag_write(logBuffer, writePtr);
-
- diag_printf("---\nLogdump complete.\n");
- diag_printf("Exception: %08x(%s) %08x\n", exception, infoStr, info);
- diag_printf("\n---\nRebooting\n");
- HAL_PLATFORM_RESET();
-
-}
-
-#ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
-static void setHandler(cyg_code_t exception)
-{
- cyg_exception_handler_t *old_handler;
- cyg_addrword_t old_data;
-
- cyg_exception_set_handler(exception, print_exception_handler, 0,
- &old_handler, &old_data);
-}
-#endif
-
-static cyg_thread zylinjtag_uart_thread_object;
-static cyg_handle_t zylinjtag_uart_thread_handle;
-static char uart_stack[4096];
-
-static char forwardBuffer[1024]; // NB! must be smaller than a TCP/IP packet!!!!!
-static char backwardBuffer[1024];
-
-void setNoDelay(int session, int flag)
-{
-#if 1
- // This decreases latency dramatically for e.g. GDB load which
- // does not have a sliding window protocol
- //
- // Can cause *lots* of TCP/IP packets to be sent and it would have
- // to be enabled/disabled on the fly to avoid the CPU being
- // overloaded...
- setsockopt(session, /* socket affected */
- IPPROTO_TCP, /* set option at TCP level */
- TCP_NODELAY, /* name of option */
- (char *) &flag, /* the cast is historical
- cruft */
- sizeof(int)); /* length of option value */
-#endif
-}
-
-#define TEST_TCPIP() 0
-
-#if TEST_TCPIP
-struct
-{
- int req;
- int actual;
- int req2;
- int actual2;
-} tcpipSent[512 * 1024];
-int cur;
-#endif
-
-static void zylinjtag_uart(cyg_addrword_t data)
-{
- int so_reuseaddr_option = 1;
-
- int fd;
- if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
- {
- LOG_ERROR("error creating socket: %s", strerror(errno));
- exit(-1);
- }
-
- setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
- sizeof(int));
-
- struct sockaddr_in sin;
- unsigned int address_size;
- address_size = sizeof(sin);
- memset(&sin, 0, sizeof(sin));
- sin.sin_family = AF_INET;
- sin.sin_addr.s_addr = INADDR_ANY;
- sin.sin_port = htons(5555);
-
- if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
- {
- LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
- exit(-1);
- }
-
- if (listen(fd, 1) == -1)
- {
- LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
- exit(-1);
- }
- // socket_nonblock(fd);
-
-
- for (;;)
- {
- int session = accept(fd, (struct sockaddr *) &sin, &address_size);
- if (session < 0)
- {
- continue;
- }
-
- setNoDelay(session, 1);
- int oldopts = fcntl(session, F_GETFL, 0);
- fcntl(session, F_SETFL, oldopts | O_NONBLOCK); //
-
- int serHandle = open(ZY1000_SER_DEV, O_RDWR | O_NONBLOCK);
- if (serHandle < 0)
- {
- close(session);
- continue;
- }
-
-#ifdef CYGPKG_PROFILE_GPROF
- start_profile();
-#endif
- size_t actual = 0;
- size_t actual2 = 0;
- size_t pos, pos2;
- pos = 0;
- pos2 = 0;
-#if TEST_TCPIP
- cur = 0;
-#endif
- for (;;)
- {
- fd_set write_fds;
- fd_set read_fds;
- FD_ZERO(&write_fds);
- FD_ZERO(&read_fds);
- int fd_max = -1;
- FD_SET(session, &read_fds);
- fd_max = session;
- FD_SET(serHandle, &read_fds);
- if (serHandle > fd_max)
- {
- fd_max = serHandle;
- }
- /* Wait... */
-
- cyg_thread_delay(5); // 50ms fixed delay to wait for data to be sent/received
- if ((actual == 0) && (actual2 == 0))
- {
- int retval = select(fd_max + 1, &read_fds, NULL, NULL, NULL);
- if (retval <= 0)
- {
- break;
- }
- }
-
- if (actual2 <= 0)
- {
- memset(backwardBuffer, 's', sizeof(backwardBuffer));
- int t;
- t = read(serHandle, backwardBuffer,
- sizeof(backwardBuffer));
- actual2 = t;
- if (t < 0)
- {
- if (errno != EAGAIN)
- {
- goto closeSession;
- }
- actual2 = 0;
- }
- pos2 = 0;
- }
-
- size_t y = 0;
- if (actual2 > 0)
- {
- int written = write(session, backwardBuffer + pos2, actual2);
- if (written <= 0)
- goto closeSession;
- actual2 -= written;
- pos2 += written;
- y = written;
- }
-
- if (FD_ISSET(session, &read_fds)
- && (sizeof(forwardBuffer) > actual))
- {
- // NB! Here it is important that we empty the TCP/IP read buffer
- // to make transmission tick right
- memmove(forwardBuffer, forwardBuffer + pos, actual);
- pos = 0;
- int t;
- // this will block if there is no data at all
- t = read_socket(session, forwardBuffer + actual,
- sizeof(forwardBuffer) - actual);
- if (t <= 0)
- {
- goto closeSession;
- }
- actual += t;
- }
-
- int y2 = 0;
- if (actual > 0)
- {
- /* Do not put things into the serial buffer if it has something to send
- * as that can cause a single byte to be sent at the time.
- *
- *
- */
- int written = write(serHandle, forwardBuffer + pos, actual);
- if (written < 0)
- {
- if (errno != EAGAIN)
- {
- goto closeSession;
- }
- // The serial buffer is full
- written = 0;
- }
- else
- {
- actual -= written;
- pos += written;
- }
- y2 = written;
- }
-#if TEST_TCPIP
- if (cur < 1024)
- {
- tcpipSent[cur].req = x;
- tcpipSent[cur].actual = y;
- tcpipSent[cur].req2 = x2;
- tcpipSent[cur].actual2 = y2;
- cur++;
- }
-#endif
- }
- closeSession: close(session);
- close(serHandle);
-
-#if TEST_TCPIP
- int i;
- for (i = 0; i < 1024; i++)
- {
- diag_printf("%d %d %d %d\n", tcpipSent[i].req, tcpipSent[i].actual,
- tcpipSent[i].req2, tcpipSent[i].actual2);
-
- }
-#endif
- }
- close(fd);
-
-}
-
-void startUart(void)
-{
- cyg_thread_create(1, zylinjtag_uart, (cyg_addrword_t) 0, "uart thread",
- (void *) uart_stack, sizeof(uart_stack),
- &zylinjtag_uart_thread_handle, &zylinjtag_uart_thread_object);
- cyg_thread_set_priority(zylinjtag_uart_thread_handle, 1); // low priority as it sits in a busy loop
- cyg_thread_resume(zylinjtag_uart_thread_handle);
-}
-
-static int zylinjtag_Jim_Command_uart(Jim_Interp *interp, int argc,
- Jim_Obj * const *argv)
-{
- static int current_baud = 38400;
- if (argc == 1)
- {
- Jim_SetResult(interp, Jim_NewIntObj(interp, current_baud));
- return JIM_OK;
- }
- else if (argc != 2)
- {
- return JIM_ERR;
- }
-
- long new_baudrate;
- if (Jim_GetLong(interp, argv[1], &new_baudrate) != JIM_OK)
- return JIM_ERR;
-
- current_baud = new_baudrate;
-
- int baud;
- switch (current_baud)
- {
- case 9600:
- baud = CYGNUM_SERIAL_BAUD_9600;
- break;
- case 19200:
- baud = CYGNUM_SERIAL_BAUD_19200;
- break;
- case 38400:
- baud = CYGNUM_SERIAL_BAUD_38400;
- break;
- case 57600:
- baud = CYGNUM_SERIAL_BAUD_57600;
- break;
- case 115200:
- baud = CYGNUM_SERIAL_BAUD_115200;
- break;
- case 230400:
- baud = CYGNUM_SERIAL_BAUD_230400;
- break;
- default:
- Jim_SetResult(interp, Jim_NewStringObj(interp, "unsupported baudrate", -1));
- return JIM_ERR;
- }
-
- cyg_serial_info_t buf;
- cyg_uint32 len = 1;
- //get existing serial configuration
- len = sizeof(cyg_serial_info_t);
- int err;
- cyg_io_handle_t serial_handle;
-
- err = cyg_io_lookup(ZY1000_SER_DEV, &serial_handle);
- if (err != ENOERR)
- {
- Jim_SetResult(interp, Jim_NewStringObj(interp, "Could not open serial port", -1));
- return JIM_ERR;
- }
-
- err = cyg_io_get_config(serial_handle,
- CYG_IO_GET_CONFIG_SERIAL_OUTPUT_DRAIN, &buf, &len);
- err = cyg_io_get_config(serial_handle, CYG_IO_GET_CONFIG_SERIAL_INFO, &buf,
- &len);
- if (err != ENOERR)
- {
- Jim_SetResult(interp, Jim_NewStringObj(interp, "Failed to get serial port settings", -1));
- return JIM_ERR;
- }
- buf.baud = baud;
-
- err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf,
- &len);
- if (err != ENOERR)
- {
- Jim_SetResult(interp, Jim_NewStringObj(interp, "Failed to set serial port settings", -1));
- return JIM_ERR;
- }
-
- return JIM_OK;
-}
-
-bool logAllToSerial = false;
-
-
-int boolParam(char *var);
-
-
-static const char *zylin_config_dir="/config/settings";
-
-static int add_default_dirs(void)
-{
- add_script_search_dir(zylin_config_dir);
- add_script_search_dir("/rom/lib/openocd");
- add_script_search_dir("/rom");
- return ERROR_OK;
-}
-
-int main(int argc, char *argv[])
-{
- /* ramblockdevice will be the same address every time. The deflate app uses a buffer 16mBytes out, so we
- * need to allocate towards the end of the heap. */
-
-#ifdef CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION
- setHandler(CYGNUM_HAL_VECTOR_UNDEF_INSTRUCTION);
- setHandler(CYGNUM_HAL_VECTOR_ABORT_PREFETCH);
- setHandler(CYGNUM_HAL_VECTOR_ABORT_DATA);
-#endif
-
- int err;
-
- atexit(keep_webserver);
-
- diag_init_putc(_zylinjtag_diag_write_char);
- // We want this in the log.
-#ifdef CYGPKG_HAL_NIOS2
- diag_printf("Zylin ZY1000 PCB revc.\n");
-#else
- diag_printf("Zylin ZY1000 PCB revb.\n");
-#endif
-
- err = mount("", "/ram", "ramfs");
- if (err < 0)
- {
- diag_printf("unable to mount ramfs\n");
- }
- chdir("/ram");
-
- char address[16];
- sprintf(address, "%p", &filedata[0]);
- err = mount(address, "/rom", "romfs");
- if (err < 0)
- {
- diag_printf("unable to mount /rom\n");
- }
-
- err = mount("", "/log", "logfs");
- if (err < 0)
- {
- diag_printf("unable to mount logfs\n");
- }
-
- err = mount("", "/tftp", "tftpfs");
- if (err < 0)
- {
- diag_printf("unable to mount logfs\n");
- }
-
- log = fopen("/log/log", "w");
- if (log == NULL)
- {
- diag_printf("Could not open log file /ram/log\n");
- exit(-1);
- }
-
-
- copydir("/rom", "/ram/cgi");
-
-#ifdef CYGPKG_HAL_NIOS2
- cyg_flashaddr_t err_address;
-#define UNCACHED_EXT_FLASH_BASE (0x80000000 + EXT_FLASH_BASE)
- /* The revc flash is locked upon reset, unlock it */
-#ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
- if ((err = flash_unlock((void *) UNCACHED_EXT_FLASH_BASE, EXT_FLASH_SPAN,
- (void **) &err_address)) != 0)
- {
- diag_printf("Error: could not unlock flash\n");
- }
-#endif
-#endif
-
-
- err = mount("/dev/flash1", "/config", "jffs2");
- if (err < 0)
- {
- diag_printf("unable to mount jffs2, falling back to ram disk..\n");
- err = mount("", "/config", "ramfs");
- if (err < 0)
- {
- diag_printf("unable to mount /config as ramdisk.\n");
- reboot();
- }
- }
- else
- {
- /* are we using a ram disk instead of a flash disk? This is used
- * for ZY1000 live demo...
- *
- * copy over flash disk to ram block device
- */
- if (boolParam("ramdisk"))
- {
- diag_printf("Unmounting /config from flash and using ram instead\n");
- err = umount("/config");
- if (err < 0)
- {
- diag_printf("unable to unmount jffs\n");
- reboot();
- }
-
- err = mount("/dev/flash1", "/config2", "jffs2");
- if (err < 0)
- {
- diag_printf("unable to mount jffs\n");
- reboot();
- }
-
- err = mount("", "/config", "ramfs");
- if (err < 0)
- {
- diag_printf("unable to mount ram block device\n");
- reboot();
- }
-
- // copydir("/config2", "/config");
- copyfile("/config2/ip", "/config/ip");
- copydir("/config2/settings", "/config/settings");
-
- umount("/config2");
- }
- }
-
- mkdir(zylin_config_dir, 0777);
- char *dirname = alloc_printf("%s/target", zylin_config_dir);
- mkdir(dirname, 0777);
- free(dirname);
- dirname = alloc_printf("%s/board", zylin_config_dir);
- mkdir(dirname, 0777);
- free(dirname);
- dirname = alloc_printf("%s/event", zylin_config_dir);
- mkdir(dirname, 0777);
- free(dirname);
-
- logAllToSerial = boolParam("logserial");
-
- // We need the network & web server in case there is something wrong with
- // the config files that invoke exit()
- zylinjtag_startNetwork();
-
- /* we're going to access the jim interpreter from here on... */
- openocd_sleep_postlude();
- startUart();
-
- add_default_dirs();
-
- /* initialize commandline interface */
- struct command_context * cmd_ctx;
- struct command_context *setup_command_handler(Jim_Interp *interp);
- cmd_ctx = setup_command_handler(httpstate.jim_interp);
- command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
- command_context_mode(cmd_ctx, COMMAND_CONFIG);
-
- if (util_init(cmd_ctx) != ERROR_OK)
- return EXIT_FAILURE;
-
- if (ioutil_init(cmd_ctx) != ERROR_OK)
- return EXIT_FAILURE;
-
-#ifdef CYGPKG_PROFILE_GPROF
- Jim_CreateCommand(httpstate.jim_interp, "zy1000_profile", zylinjtag_Jim_Command_profile,
- NULL, NULL);
-#endif
-
- Jim_CreateCommand(httpstate.jim_interp, "zy1000_uart", zylinjtag_Jim_Command_uart, NULL, NULL);
-
-
- log_init();
-
- set_log_output(cmd_ctx, log);
-
- LOG_DEBUG("log init complete");
-
- // diag_printf("Executing config files\n");
-
- if (logAllToSerial)
- {
- diag_printf(
- "%s/logserial = 1 => sending log output to serial port using \"debug_level 3\" as default.\n", zylin_config_dir);
- command_run_line(cmd_ctx, "debug_level 3");
- }
-
- command_run_linef(cmd_ctx, "script /rom/openocd.cfg");
-
- int ret;
- ret = server_init(cmd_ctx);
- if (ERROR_OK != ret)
- return EXIT_FAILURE;
-
- /* we MUST always run the init command as it will launch telnet sessions */
- command_run_line(cmd_ctx, "init");
-
- // FIX!!! Yuk!
- // diag_printf() is really invoked from many more places than we trust it
- // not to cause instabilities(e.g. invoking fputc() from an interrupt is *BAD*).
- //
- // Disabling it here is safe and gives us enough logged debug output for now. Crossing
- // fingers that it doesn't cause any crashes.
- diag_printf("Init complete, GDB & telnet servers launched.\n");
- command_set_output_handler(cmd_ctx,
- zy1000_configuration_output_handler_log, NULL);
- if (!logAllToSerial)
- {
- serialLog = false;
- }
-
- /* handle network connections */
- server_loop(cmd_ctx);
- openocd_sleep_prelude();
-
- /* shut server down */
- server_quit();
-
- /* free commandline interface */
- command_done(cmd_ctx);
- umount("/config");
-
- exit(0);
- for (;;)
- ;
-}
-
-cyg_int32 cyg_httpd_exec_cgi_tcl(char *file_name);
-cyg_int32 homeForm(CYG_HTTPD_STATE *p)
-{
- cyg_httpd_exec_cgi_tcl("/ram/cgi/index.tcl");
- return 0;
-}
-
-CYG_HTTPD_HANDLER_TABLE_ENTRY(root_label, "/", homeForm);
-
-CYG_HTTPD_MIME_TABLE_ENTRY(text_mime_label, "text", "text/plain");
-CYG_HTTPD_MIME_TABLE_ENTRY(bin_mime_label, "bin", "application/octet-stream");
-
-#include <pkgconf/system.h>
-#include <pkgconf/hal.h>
-#include <pkgconf/kernel.h>
-#include <pkgconf/io_fileio.h>
-#include <pkgconf/fs_rom.h>
-
-#include <cyg/kernel/ktypes.h> // base kernel types
-#include <cyg/infra/cyg_trac.h> // tracing macros
-#include <cyg/infra/cyg_ass.h> // assertion macros
-#include <cyg/fileio/fileio.h>
-#include <cyg/kernel/kapi.h>
-#include <cyg/infra/diag.h>
-
-//==========================================================================
-// Eventually we want to eXecute In Place from the ROM in a protected
-// environment, so we'll need executables to be aligned to a boundary
-// suitable for MMU protection. A suitable boundary would be the 4k
-// boundary in all the CPU architectures I am currently aware of.
-
-// Forward definitions
-
-// Filesystem operations
-static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
-static int tftpfs_umount(cyg_mtab_entry *mte);
-static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
- int mode, cyg_file *fte);
-static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
-static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
-
-// File operations
-static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
-static int tftpfs_fo_close(struct CYG_FILE_TAG *fp);
-static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence);
-
-//==========================================================================
-// Filesystem table entries
-
-// -------------------------------------------------------------------------
-// Fstab entry.
-// This defines the entry in the filesystem table.
-// For simplicity we use _FILESYSTEM synchronization for all accesses since
-// we should never block in any filesystem operations.
-#if 1
-FSTAB_ENTRY(tftpfs_fste, "tftpfs", 0,
- CYG_SYNCMODE_NONE,
- tftpfs_mount,
- tftpfs_umount,
- tftpfs_open,
- (cyg_fsop_unlink *)cyg_fileio_erofs,
- (cyg_fsop_mkdir *)cyg_fileio_erofs,
- (cyg_fsop_rmdir *)cyg_fileio_erofs,
- (cyg_fsop_rename *)cyg_fileio_erofs,
- (cyg_fsop_link *)cyg_fileio_erofs,
- (cyg_fsop_opendir *)cyg_fileio_erofs,
- (cyg_fsop_chdir *)cyg_fileio_erofs,
- (cyg_fsop_stat *)cyg_fileio_erofs,
- (cyg_fsop_getinfo *)cyg_fileio_erofs,
- (cyg_fsop_setinfo *)cyg_fileio_erofs);
-#endif
-
-// -------------------------------------------------------------------------
-// mtab entry.
-// This defines a single ROMFS loaded into ROM at the configured address
-//
-// MTAB_ENTRY(rom_mte, // structure name
-// "/rom", // mount point
-// "romfs", // FIlesystem type
-// "", // hardware device
-// (CYG_ADDRWORD) CYGNUM_FS_ROM_BASE_ADDRESS // Address in ROM
-//);
-
-
-// -------------------------------------------------------------------------
-// File operations.
-// This set of file operations are used for normal open files.
-
-static cyg_fileops tftpfs_fileops =
-{ tftpfs_fo_read, tftpfs_fo_write, tftpfs_fo_lseek,
- (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
- tftpfs_fo_fsync, tftpfs_fo_close,
- (cyg_fileop_fstat *) cyg_fileio_erofs,
- (cyg_fileop_getinfo *) cyg_fileio_erofs,
- (cyg_fileop_setinfo *) cyg_fileio_erofs, };
-
-// -------------------------------------------------------------------------
-// tftpfs_mount()
-// Process a mount request. This mainly finds root for the
-// filesystem.
-
-static int tftpfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
-{
- return ENOERR;
-}
-
-static int tftpfs_umount(cyg_mtab_entry *mte)
-{
- return ENOERR;
-}
-
-struct Tftp
-{
- int write;
- int readFile;
- cyg_uint8 *mem;
- int actual;
- char *server;
- int port;
- char *file;
-};
-
-static void freeTftp(struct Tftp *t)
-{
- if (t == NULL)
- return;
- if (t->mem)
- free(t->mem);
- if (t->server)
- free(t->server);
- if (t->file)
- free(t->file);
- free(t);
-}
-
-static const int tftpMaxSize = 8192 * 1024;
-static int tftpfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
- int mode, cyg_file *file)
-{
- struct Tftp *tftp;
- tftp = malloc(sizeof(struct Tftp));
- if (tftp == NULL)
- return EMFILE;
- memset(tftp, 0, sizeof(struct Tftp));
-
- file->f_flag |= mode & CYG_FILE_MODE_MASK;
- file->f_type = CYG_FILE_TYPE_FILE;
- file->f_ops = &tftpfs_fileops;
- file->f_offset = 0;
- file->f_data = 0;
- file->f_xops = 0;
-
- tftp->mem = malloc(tftpMaxSize);
- if (tftp->mem == NULL)
- {
- freeTftp(tftp);
- return EMFILE;
- }
-
- char *server = strchr(name, '/');
- if (server == NULL)
- {
- freeTftp(tftp);
- return EMFILE;
- }
-
- tftp->server = malloc(server - name + 1);
- if (tftp->server == NULL)
- {
- freeTftp(tftp);
- return EMFILE;
- }
- strncpy(tftp->server, name, server - name);
- tftp->server[server - name] = 0;
-
- tftp->port = 0; /* default port 69 */
- char *port;
- port = strchr(tftp->server, ':');
- if (port != NULL)
- {
- tftp->port = atoi(port + 1);
- *port = 0;
- }
-
- tftp->file = strdup(server + 1);
- if (tftp->file == NULL)
- {
- freeTftp(tftp);
- return EMFILE;
- }
-
- file->f_data = (CYG_ADDRWORD) tftp;
-
- return ENOERR;
-}
-
-static int fetchTftp(struct Tftp *tftp)
-{
- if (!tftp->readFile)
- {
- int err;
- tftp->actual = tftp_client_get(tftp->file, tftp->server, tftp->port, tftp->mem,
- tftpMaxSize, TFTP_OCTET, &err);
-
- if (tftp->actual < 0)
- {
- return EMFILE;
- }
- tftp->readFile = 1;
- }
- return ENOERR;
-}
-
-// -------------------------------------------------------------------------
-// tftpfs_fo_write()
-// Read data from file.
-
-static int tftpfs_fo_read(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
-{
- struct Tftp *tftp = (struct Tftp *) fp->f_data;
-
- if (fetchTftp(tftp) != ENOERR)
- return EMFILE;
-
- int i;
- off_t pos = fp->f_offset;
- int resid = 0;
- for (i = 0; i < uio->uio_iovcnt; i++)
- {
- cyg_iovec *iov = &uio->uio_iov[i];
- char *buf = (char *) iov->iov_base;
- off_t len = iov->iov_len;
-
- if (len + pos > tftp->actual)
- {
- len = tftp->actual - pos;
- }
- resid += iov->iov_len - len;
-
- memcpy(buf, tftp->mem + pos, len);
- pos += len;
-
- }
- uio->uio_resid = resid;
- fp->f_offset = pos;
-
- return ENOERR;
-}
-
-static int tftpfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
-{
- struct Tftp *tftp = (struct Tftp *) fp->f_data;
-
- int i;
- off_t pos = fp->f_offset;
- int resid = 0;
- for (i = 0; i < uio->uio_iovcnt; i++)
- {
- cyg_iovec *iov = &uio->uio_iov[i];
- char *buf = (char *) iov->iov_base;
- off_t len = iov->iov_len;
-
- if (len + pos > tftpMaxSize)
- {
- len = tftpMaxSize - pos;
- }
- resid += iov->iov_len - len;
-
- memcpy(tftp->mem + pos, buf, len);
- pos += len;
-
- }
- uio->uio_resid = resid;
- fp->f_offset = pos;
-
- tftp->write = 1;
-
- return ENOERR;
-}
-
-static int tftpfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
-{
- int error = ENOERR;
- return error;
-}
-
-// -------------------------------------------------------------------------
-// romfs_fo_close()
-// Close a file. We just clear out the data pointer.
-
-static int tftpfs_fo_close(struct CYG_FILE_TAG *fp)
-{
- struct Tftp *tftp = (struct Tftp *) fp->f_data;
- int error = ENOERR;
-
- if (tftp->write)
- {
- tftp_client_put(tftp->file, tftp->server, 0, tftp->mem, fp->f_offset,
- TFTP_OCTET, &error);
- }
-
- freeTftp(tftp);
- fp->f_data = 0;
- return error;
-}
-
-// -------------------------------------------------------------------------
-// romfs_fo_lseek()
-// Seek to a new file position.
-
-static int tftpfs_fo_lseek(struct CYG_FILE_TAG *fp, off_t *apos, int whence)
-{
- struct Tftp *tftp = (struct Tftp *) fp->f_data;
- off_t pos = *apos;
-
- if (fetchTftp(tftp) != ENOERR)
- return EMFILE;
-
- switch (whence)
- {
- case SEEK_SET:
- // Pos is already where we want to be.
- break;
-
- case SEEK_CUR:
- // Add pos to current offset.
- pos += fp->f_offset;
- break;
-
- case SEEK_END:
- // Add pos to file size.
- pos += tftp->actual;
- break;
-
- default:
- return EINVAL;
- }
-
- // Check that pos is still within current file size, or at the
- // very end.
- if (pos < 0 || pos > tftp->actual)
- return EINVAL;
-
- // All OK, set fp offset and return new position.
- *apos = fp->f_offset = pos;
-
- return ENOERR;
-}
-
-void usleep(int us)
-{
- if (us > 10000)
- cyg_thread_delay(us / 10000 + 1);
- else
- HAL_DELAY_US(us);
-}
-
-// Chunked version.
-cyg_int32 show_log_entry(CYG_HTTPD_STATE *phttpstate)
-{
- cyg_httpd_start_chunked("text");
- if (logCount >= logSize)
- {
- cyg_httpd_write_chunked(logBuffer + logCount % logSize, logSize
- - logCount % logSize);
- }
- cyg_httpd_write_chunked(logBuffer, writePtr);
- cyg_httpd_end_chunked();
- return -1;
-}
-
-CYG_HTTPD_HANDLER_TABLE_ENTRY(show_log, "/ram/log", show_log_entry);
-
-// Filesystem operations
-static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte);
-static int logfs_umount(cyg_mtab_entry *mte);
-static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
- int mode, cyg_file *fte);
-static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio);
-
-// File operations
-static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode);
-static int logfs_fo_close(struct CYG_FILE_TAG *fp);
-
-#include <cyg/io/devtab.h>
-
-//==========================================================================
-// Filesystem table entries
-
-// -------------------------------------------------------------------------
-// Fstab entry.
-// This defines the entry in the filesystem table.
-// For simplicity we use _FILESYSTEM synchronization for all accesses since
-// we should never block in any filesystem operations.
-FSTAB_ENTRY(logfs_fste, "logfs", 0,
- CYG_SYNCMODE_FILE_FILESYSTEM | CYG_SYNCMODE_IO_FILESYSTEM,
- logfs_mount,
- logfs_umount,
- logfs_open,
- (cyg_fsop_unlink *)cyg_fileio_erofs,
- (cyg_fsop_mkdir *)cyg_fileio_erofs,
- (cyg_fsop_rmdir *)cyg_fileio_erofs,
- (cyg_fsop_rename *)cyg_fileio_erofs,
- (cyg_fsop_link *)cyg_fileio_erofs,
- (cyg_fsop_opendir *)cyg_fileio_erofs,
- (cyg_fsop_chdir *)cyg_fileio_erofs,
- (cyg_fsop_stat *)cyg_fileio_erofs,
- (cyg_fsop_getinfo *)cyg_fileio_erofs,
- (cyg_fsop_setinfo *)cyg_fileio_erofs);
-
-// -------------------------------------------------------------------------
-// File operations.
-// This set of file operations are used for normal open files.
-
-static cyg_fileops logfs_fileops =
-{ (cyg_fileop_read *) cyg_fileio_erofs, (cyg_fileop_write *) logfs_fo_write,
- (cyg_fileop_lseek *) cyg_fileio_erofs,
- (cyg_fileop_ioctl *) cyg_fileio_erofs, cyg_fileio_seltrue,
- logfs_fo_fsync, logfs_fo_close, (cyg_fileop_fstat *) cyg_fileio_erofs,
- (cyg_fileop_getinfo *) cyg_fileio_erofs,
- (cyg_fileop_setinfo *) cyg_fileio_erofs, };
-
-// -------------------------------------------------------------------------
-// logfs_mount()
-// Process a mount request. This mainly finds root for the
-// filesystem.
-
-static int logfs_mount(cyg_fstab_entry *fste, cyg_mtab_entry *mte)
-{
- return ENOERR;
-}
-
-static int logfs_umount(cyg_mtab_entry *mte)
-{
- return ENOERR;
-}
-
-static int logfs_open(cyg_mtab_entry *mte, cyg_dir dir, const char *name,
- int mode, cyg_file *file)
-{
- file->f_flag |= mode & CYG_FILE_MODE_MASK;
- file->f_type = CYG_FILE_TYPE_FILE;
- file->f_ops = &logfs_fileops;
- file->f_offset = 0;
- file->f_data = 0;
- file->f_xops = 0;
- return ENOERR;
-}
-
-// -------------------------------------------------------------------------
-// logfs_fo_write()
-// Write data to file.
-
-static int logfs_fo_write(struct CYG_FILE_TAG *fp, struct CYG_UIO_TAG *uio)
-{
- int i;
- for (i = 0; i < uio->uio_iovcnt; i++)
- {
- cyg_iovec *iov = &uio->uio_iov[i];
- char *buf = (char *) iov->iov_base;
- off_t len = iov->iov_len;
-
- diag_write(buf, len);
- }
- uio->uio_resid = 0;
-
- return ENOERR;
-}
-static int logfs_fo_fsync(struct CYG_FILE_TAG *fp, int mode)
-{
- return ENOERR;
-}
-
-// -------------------------------------------------------------------------
-// romfs_fo_close()
-// Close a file. We just clear out the data pointer.
-
-static int logfs_fo_close(struct CYG_FILE_TAG *fp)
-{
- return ENOERR;
-}
-
-int loadFile(const char *fileName, void **data, int *len);
-
-/* boolean parameter stored on config */
-int boolParam(char *var)
-{
- bool result = false;
- char *name = alloc_printf("%s/%s", zylin_config_dir, var);
- if (name == NULL)
- return result;
-
- void *data;
- int len;
- if (loadFile(name, &data, &len) == ERROR_OK)
- {
- if (len > 1)
- len = 1;
- result = strncmp((char *) data, "1", len) == 0;
- free(data);
- }
- free(name);
- return result;
-}
-
Code Review / openocd.git / commitdiff