|
- /***************************************************************************
- * Copyright (C) 2007-2008 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 "log.h"
- #include "types.h"
- #include "jtag.h"
- #include "configuration.h"
- #include "xsvf.h"
- #include "target.h"
- #include "flash.h"
- #include "nand.h"
- #include "pld.h"
-
- #include "command.h"
- #include "server.h"
- #include "telnet_server.h"
- #include "gdb_server.h"
-
- #include <time_support.h>
- #include <sys/time.h>
- #include <sys/types.h>
- #include <strings.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/hal/hal_diag.h>
- #include <cyg/kernel/kapi.h>
- #include <cyg/io/serialio.h>
- #include <cyg/io/io.h>
- #include <netinet/tcp.h>
- #include "rom.h"
- #include <sys/ioctl.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
- #include <net/if.h>
- #include <arpa/inet.h>
- #include <sys/types.h>
- #include <sys/socket.h>
- #include <netdb.h>
- #include <netinet/in.h>
- #include <unistd.h>
- #include <arpa/inet.h>
- #include <stdio.h>
- #include <ifaddrs.h>
- #include <string.h>
-
-
- #include <unistd.h>
- #include <stdio.h>
- #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
-
- #define ZYLIN_VERSION "1.47"
- #define ZYLIN_DATE __DATE__
- #define ZYLIN_TIME __TIME__
- /* hmmm.... we can't pick up the right # during build if we've checked this out
- * in Eclipse... arrggghh...*/
- #define ZYLIN_OPENOCD "$Revision$"
- #define ZYLIN_OPENOCD_VERSION "Zylin JTAG ZY1000 " ZYLIN_VERSION " " ZYLIN_DATE " " ZYLIN_TIME
- #define ZYLIN_CONFIG_DIR "/config/settings"
-
- 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];
-
- struct FastLoad
- {
- u32 address;
- u8 *data;
- int length;
-
- };
-
- static int fastload_num;
- static struct FastLoad *fastload;
-
- static void free_fastload()
- {
- if (fastload!=NULL)
- {
- int i;
- for (i=0; i<fastload_num; i++)
- {
- if (fastload[i].data)
- free(fastload[i].data);
- }
- free(fastload);
- fastload=NULL;
- }
- }
-
-
- int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- u8 *buffer;
- u32 buf_cnt;
- u32 image_size;
- u32 min_address=0;
- u32 max_address=0xffffffff;
- int i;
- int retval;
-
- image_t image;
-
- duration_t duration;
- char *duration_text;
-
- if ((argc < 1)||(argc > 5))
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
- if (argc >= 2)
- {
- image.base_address_set = 1;
- image.base_address = strtoul(args[1], NULL, 0);
- }
- else
- {
- image.base_address_set = 0;
- }
-
-
- image.start_address_set = 0;
-
- if (argc>=4)
- {
- min_address=strtoul(args[3], NULL, 0);
- }
- if (argc>=5)
- {
- max_address=strtoul(args[4], NULL, 0)+min_address;
- }
-
- if (min_address>max_address)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- duration_start_measure(&duration);
-
- if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
- {
- return ERROR_OK;
- }
-
- image_size = 0x0;
- retval = ERROR_OK;
- fastload_num=image.num_sections;
- fastload=(struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
- if (fastload==NULL)
- {
- image_close(&image);
- return ERROR_FAIL;
- }
- memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
- for (i = 0; i < image.num_sections; i++)
- {
- buffer = malloc(image.sections[i].size);
- if (buffer == NULL)
- {
- command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
- break;
- }
-
- if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
- {
- free(buffer);
- break;
- }
-
- u32 offset=0;
- u32 length=buf_cnt;
-
-
- /* DANGER!!! beware of unsigned comparision here!!! */
-
- if ((image.sections[i].base_address+buf_cnt>=min_address)&&
- (image.sections[i].base_address<max_address))
- {
- if (image.sections[i].base_address<min_address)
- {
- /* clip addresses below */
- offset+=min_address-image.sections[i].base_address;
- length-=offset;
- }
-
- if (image.sections[i].base_address+buf_cnt>max_address)
- {
- length-=(image.sections[i].base_address+buf_cnt)-max_address;
- }
-
- fastload[i].address=image.sections[i].base_address+offset;
- fastload[i].data=malloc(length);
- if (fastload[i].data==NULL)
- {
- free(buffer);
- break;
- }
- memcpy(fastload[i].data, buffer+offset, length);
- fastload[i].length=length;
-
- image_size += length;
- command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
- }
-
- free(buffer);
- }
-
- duration_stop_measure(&duration, &duration_text);
- if (retval==ERROR_OK)
- {
- command_print(cmd_ctx, "Loaded %u bytes in %s", image_size, duration_text);
- command_print(cmd_ctx, "NB!!! image has not been loaded to target, issue a subsequent 'fast_load' to do so.");
- }
- free(duration_text);
-
- image_close(&image);
-
- if (retval!=ERROR_OK)
- {
- free_fastload();
- }
-
- return retval;
- }
-
- int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- if (argc>0)
- return ERROR_COMMAND_SYNTAX_ERROR;
- if (fastload==NULL)
- {
- LOG_ERROR("No image in memory");
- return ERROR_FAIL;
- }
- int i;
- int ms=timeval_ms();
- int size=0;
- for (i=0; i<fastload_num;i++)
- {
- int retval;
- target_t *target = get_current_target(cmd_ctx);
- if ((retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data)) != ERROR_OK)
- {
- return retval;
- }
- size+=fastload[i].length;
- }
- int after=timeval_ms();
- command_print(cmd_ctx, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
- return ERROR_OK;
- }
-
-
- /* Give TELNET a way to find out what version this is */
- int handle_zy1000_version_command(struct command_context_s *cmd_ctx, char *cmd,
- char **args, int argc)
- {
- if (argc > 1)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- if (argc == 0)
- {
- command_print(cmd_ctx, ZYLIN_OPENOCD_VERSION);
- } else if (strcmp("openocd", args[0])==0)
- {
- int revision;
- revision=atol(ZYLIN_OPENOCD+strlen("XRevision: "));
- command_print(cmd_ctx, "%d", revision);
- } else if (strcmp("zy1000", args[0])==0)
- {
- command_print(cmd_ctx, "%s", ZYLIN_VERSION);
- } else if (strcmp("date", args[0])==0)
- {
- command_print(cmd_ctx, "%s", ZYLIN_DATE);
- } else
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- return ERROR_OK;
- }
-
-
-
-
- extern flash_driver_t *flash_drivers[];
- extern target_type_t *target_types[];
-
- #ifdef CYGPKG_PROFILE_GPROF
- #include <cyg/profile/profile.h>
-
- extern char _stext, _etext; // Defined by the linker
-
- 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(&_stext, &_etext, 16, 10000); // DRAM
- //profile_on((void *)0, (void *)0x40000, 16, 10000); // SRAM
- profile_on(0, &_etext, 16, 10000); // SRAM & DRAM
- }
- #endif
-
- // launch GDB server if a config file exists
- bool zylinjtag_parse_config_file(struct command_context_s *cmd_ctx, const char *config_file_name)
- {
- bool foundFile = false;
- FILE *config_file = NULL;
- command_print(cmd_ctx, "executing config file %s", config_file_name);
- config_file = fopen(config_file_name, "r");
- if (config_file)
- {
- fclose(config_file);
- int retval;
- retval = command_run_linef(cmd_ctx, "script %s", config_file_name);
- if (retval == ERROR_OK)
- {
- foundFile = true;
- }
- else
- {
- command_print(cmd_ctx, "Failed executing %s %d", config_file_name, retval);
- }
- }
- else
- {
- command_print(cmd_ctx, "No %s found", config_file_name);
- }
-
- return foundFile;
- }
-
- extern int eth0_up;
- static FILE *log;
-
- static char reboot_stack[2048];
-
-
- static void
- zylinjtag_reboot(cyg_addrword_t data)
- {
- serialLog = true;
- diag_printf("Rebooting in 100 ticks..\n");
- cyg_thread_delay(100);
- diag_printf("Unmounting /config..\n");
- umount("/config");
- diag_printf("Rebooting..\n");
- HAL_PLATFORM_RESET();
- }
- 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);
- }
-
- int configuration_output_handler(struct command_context_s *context, const char* line)
- {
- diag_printf("%s", line);
-
- return ERROR_OK;
- }
-
- int zy1000_configuration_output_handler_log(struct command_context_s *context, const char* line)
- {
- LOG_USER_N("%s", line);
-
- return ERROR_OK;
- }
-
- int handle_rm_command(struct command_context_s *cmd_ctx, char *cmd,
- char **args, int argc)
- {
- if (argc != 1)
- {
- command_print(cmd_ctx, "rm <filename>");
- return ERROR_INVALID_ARGUMENTS;
- }
-
- if (unlink(args[0]) != 0)
- {
- command_print(cmd_ctx, "failed: %d", errno);
- }
-
- return ERROR_OK;
- }
-
- int loadFile(const char *fileName, void **data, int *len);
-
- int handle_cat_command(struct command_context_s *cmd_ctx, char *cmd,
- char **args, int argc)
- {
- if (argc != 1)
- {
- command_print(cmd_ctx, "cat <filename>");
- return ERROR_INVALID_ARGUMENTS;
- }
-
- // NOTE!!! we only have line printing capability so we print the entire file as a single line.
- void *data;
- int len;
-
- int retval = loadFile(args[0], &data, &len);
- if (retval == ERROR_OK)
- {
- command_print(cmd_ctx, "%s", data);
- free(data);
- }
- else
- {
- command_print(cmd_ctx, "%s not found %d", args[0], retval);
- }
-
- return ERROR_OK;
- }
- int handle_trunc_command(struct command_context_s *cmd_ctx, char *cmd,
- char **args, int argc)
- {
- if (argc != 1)
- {
- command_print(cmd_ctx, "trunc <filename>");
- return ERROR_INVALID_ARGUMENTS;
- }
-
- FILE *config_file = NULL;
- config_file = fopen(args[0], "w");
- if (config_file != NULL)
- fclose(config_file);
-
- return ERROR_OK;
- }
-
-
- int handle_meminfo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- static int prev = 0;
- struct mallinfo info;
-
- if (argc != 0)
- {
- command_print(cmd_ctx, "meminfo");
- return ERROR_INVALID_ARGUMENTS;
- }
-
- info = mallinfo();
-
- if (prev > 0)
- {
- command_print(cmd_ctx, "Diff: %d", prev - info.fordblks);
- }
- prev = info.fordblks;
-
- command_print(cmd_ctx, "Available ram: %d", info.fordblks );
-
- return ERROR_OK;
- }
-
- static bool savePower;
-
- static void setPower(bool power)
- {
- savePower = power;
- if (power)
- {
- HAL_WRITE_UINT32(ZY1000_JTAG_BASE+0x14, 0x8);
- } else
- {
- HAL_WRITE_UINT32(ZY1000_JTAG_BASE+0x10, 0x8);
- }
- }
-
- int handle_power_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- if (argc > 1)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- if (argc == 1)
- {
- if (strcmp(args[0], "on") == 0)
- {
- setPower(1);
- }
- else if (strcmp(args[0], "off") == 0)
- {
- setPower(0);
- } else
- {
- command_print(cmd_ctx, "arg is \"on\" or \"off\"");
- return ERROR_INVALID_ARGUMENTS;
- }
- }
-
- command_print(cmd_ctx, "Target power %s", savePower ? "on" : "off");
-
- return ERROR_OK;
- }
-
- int handle_append_command(struct command_context_s *cmd_ctx, char *cmd,
- char **args, int argc)
- {
- if (argc < 1)
- {
- command_print(cmd_ctx,
- "append <filename> [<string1>, [<string2>, ...]]");
- return ERROR_INVALID_ARGUMENTS;
- }
-
- FILE *config_file = NULL;
- config_file = fopen(args[0], "a");
- if (config_file != NULL)
- {
- int i;
- fseek(config_file, 0, SEEK_END);
-
- for (i = 1; i < argc; i++)
- {
- fwrite(args[i], strlen(args[i]), 1, config_file);
- if (i != argc - 1)
- {
- fwrite(" ", 1, 1, config_file);
- }
- }
- fwrite("\n", 1, 1, config_file);
- fclose(config_file);
- }
-
- return ERROR_OK;
- }
-
- extern int telnet_socket;
-
- int readMore(int fd, void *data, int length)
- {
- /* used in select() */
- fd_set read_fds;
-
- /* monitor sockets for acitvity */
- int fd_max = 1;
- FD_ZERO(&read_fds);
- /* listen for new connections */
- FD_SET(fd, &read_fds);
-
- // Maximum 5 seconds.
- struct timeval tv;
- tv.tv_sec = 5;
- tv.tv_usec = 0;
-
- int retval = select(fd_max + 1, &read_fds, NULL, NULL, &tv);
- if (retval == 0)
- {
- diag_printf("Timed out waiting for binary payload\n");
- return -1;
- }
- if (retval != 1)
- return -1;
-
- return read_socket(fd, data, length);
- }
-
- int readAll(int fd, void *data, int length)
- {
- int pos = 0;
- for (;;)
- {
- int actual = readMore(fd, ((char *) data) + pos, length - pos);
- // diag_printf("Read %d bytes(pos=%d, length=%d)\n", actual, pos, length);
- if (actual <= 0)
- return -1;
- pos += actual;
- if (pos == length)
- break;
- }
- return length;
- }
-
- int handle_peek_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- cyg_uint32 value;
- if (argc != 1)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
- HAL_READ_UINT32(strtoul(args[0], NULL, 0), value);
- command_print(cmd_ctx, "0x%x : 0x%x", strtoul(args[0], NULL, 0), value);
- return ERROR_OK;
- }
-
- int handle_poke_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- if (argc != 2)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
- HAL_WRITE_UINT32(strtoul(args[0], NULL, 0), strtoul(args[1], NULL, 0));
- return ERROR_OK;
- }
-
- int handle_cp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- if (argc != 2)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- // NOTE!!! we only have line printing capability so we print the entire file as a single line.
- void *data;
- int len;
-
- int retval = loadFile(args[0], &data, &len);
- if (retval != ERROR_OK)
- return retval;
-
- FILE *f = fopen(args[1], "wb");
- if (f == NULL)
- retval = ERROR_INVALID_ARGUMENTS;
-
- int pos = 0;
- for (;;)
- {
- int chunk = len - pos;
- static const int maxChunk = 512 * 1024; // ~1/sec
- if (chunk > maxChunk)
- {
- chunk = maxChunk;
- }
-
- if ((retval==ERROR_OK)&&(fwrite(((char *)data)+pos, 1, chunk, f)!=chunk))
- retval = ERROR_INVALID_ARGUMENTS;
-
- if (retval != ERROR_OK)
- {
- break;
- }
-
- command_print(cmd_ctx, "%d", len - pos);
-
- pos += chunk;
-
- if (pos == len)
- break;
- }
-
- if (retval == ERROR_OK)
- {
- command_print(cmd_ctx, "Copied %s to %s", args[0], args[1]);
- } else
- {
- command_print(cmd_ctx, "Failed: %d", retval);
- }
-
- if (data != NULL)
- free(data);
- if (f != NULL)
- fclose(f);
-
- if (retval != ERROR_OK)
- unlink(args[1]);
-
- return retval;
- }
-
- #ifdef CYGPKG_PROFILE_GPROF
- extern void start_profile();
-
- int eCosBoard_handle_eCosBoard_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- command_print(cmd_ctx, "Profiling started");
- start_profile();
- return ERROR_OK;
- }
-
- #endif
-
- externC void phi_init_all_network_interfaces();
-
- command_context_t *cmd_ctx;
-
- static bool webRunning = false;
-
- void keep_webserver()
- {
- // 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
- }
-
- #define SHOW_RESULT(a, b) diag_printf(#a " failed %d\n", (int)b)
-
- #define IOSIZE 512
- static void copyfile(char *name2, char *name1)
- {
-
- int err;
- char buf[IOSIZE];
- int fd1, fd2;
- ssize_t done, wrote;
-
- fd1 = open(name1, O_WRONLY | O_CREAT);
- if (fd1 < 0)
- SHOW_RESULT( open, fd1 );
-
- fd2 = open(name2, O_RDONLY);
- if (fd2 < 0)
- SHOW_RESULT( open, fd2 );
-
- for (;;)
- {
- done = read(fd2, buf, IOSIZE );
- if (done < 0)
- {
- SHOW_RESULT( read, done );
- break;
- }
-
- if( done == 0 ) break;
-
- wrote = write(fd1, buf, done);
- if( wrote != done ) SHOW_RESULT( write, wrote );
-
- if( wrote != done ) break;
- }
-
- err = close(fd1);
- if( err < 0 ) SHOW_RESULT( close, err );
-
- err = close(fd2);
- if( err < 0 ) SHOW_RESULT( close, err );
-
- }
- static void copydir(char *name, char *destdir)
- {
- int err;
- DIR *dirp;
-
- dirp = opendir(destdir);
- if (dirp==NULL)
- {
- mkdir(destdir, 0777);
- } else
- {
- err = closedir(dirp);
- }
-
- dirp = opendir(name);
- if( dirp == NULL ) SHOW_RESULT( opendir, -1 );
-
- for (;;)
- {
- struct dirent *entry = readdir(dirp);
-
- if (entry == NULL)
- break;
-
- if (strcmp(entry->d_name, ".") == 0)
- continue;
- if (strcmp(entry->d_name, "..") == 0)
- continue;
-
- bool isDir = false;
- struct stat buf;
- char fullPath[PATH_MAX];
- strncpy(fullPath, name, PATH_MAX);
- strcat(fullPath, "/");
- strncat(fullPath, entry->d_name, PATH_MAX - strlen(fullPath));
-
- if (stat(fullPath, &buf) == -1)
- {
- diag_printf("unable to read status from %s", fullPath);
- break;
- }
- isDir = S_ISDIR(buf.st_mode) != 0;
-
- if (isDir)
- continue;
-
- // diag_printf("<INFO>: entry %14s",entry->d_name);
- char fullname[PATH_MAX];
- char fullname2[PATH_MAX];
-
- strcpy(fullname, name);
- strcat(fullname, "/");
- strcat(fullname, entry->d_name);
-
- strcpy(fullname2, destdir);
- strcat(fullname2, "/");
- strcat(fullname2, entry->d_name);
- // diag_printf("from %s to %s\n", fullname, fullname2);
- copyfile(fullname, fullname2);
-
- // diag_printf("\n");
- }
-
- err = closedir(dirp);
- if( err < 0 ) SHOW_RESULT( stat, err );
- }
-
- #if 0
- MTAB_ENTRY( romfs_mte1,
- "/rom",
- "romfs",
- "",
- (CYG_ADDRWORD) &filedata[0] );
- #endif
-
- void openocd_sleep_prelude()
- {
- cyg_mutex_unlock(&httpstate.jim_lock);
- }
-
- void openocd_sleep_postlude()
- {
- cyg_mutex_lock(&httpstate.jim_lock);
- }
-
-
- void format(void)
- {
- 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;
- void *err_addr;
- len = sizeof (e);
-
- e.offset = 0;
- e.len = ds.dev_size;
- e.err_address = &err_addr;
-
- diag_printf("Formatting 0x%08x bytes\n", 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%p\n", err, err_addr);
- reboot();
- }
-
- diag_printf("Flash formatted successfully\n");
-
- 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_rm(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- int del;
- if (argc != 2)
- {
- Jim_WrongNumArgs(interp, 1, argv, "rm ?dirorfile?");
- return JIM_ERR;
- }
-
- del = 0;
- if (unlink(Jim_GetString(argv[1], NULL)) == 0)
- del = 1;
- if (rmdir(Jim_GetString(argv[1], NULL)) == 0)
- del = 1;
-
- return del ? JIM_OK : JIM_ERR;
- }
-
- 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_ls(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- if (argc != 2)
- {
- Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?");
- return JIM_ERR;
- }
-
- char *name = (char*) Jim_GetString(argv[1], NULL);
-
- DIR *dirp = NULL;
- dirp = opendir(name);
- if (dirp == NULL)
- {
- return JIM_ERR;
- }
- Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0);
-
- for (;;)
- {
- struct dirent *entry = NULL;
- entry = readdir(dirp);
- if (entry == NULL)
- break;
-
- if ((strcmp(".", entry->d_name)==0)||(strcmp("..", entry->d_name)==0))
- continue;
-
- Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, entry->d_name, strlen(entry->d_name)));
- }
- closedir(dirp);
-
- Jim_SetResult(interp, objPtr);
-
- return JIM_OK;
- }
-
-
- static int
- zylinjtag_Jim_Command_getmem(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- if (argc != 3)
- {
- Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?");
- return JIM_ERR;
- }
-
- long address;
- long length;
- if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
- return JIM_ERR;
- if (Jim_GetLong(interp, argv[2], &length) != JIM_OK)
- return JIM_ERR;
-
- if (length < 0 && length > (4096 * 1024))
- {
- Jim_WrongNumArgs(interp, 1, argv, "getmem ?dir?");
- return JIM_ERR;
- }
-
- void *mem = malloc(length);
- if (mem == NULL)
- return JIM_ERR;
-
- target_t *target = get_current_target(cmd_ctx);
-
- int retval;
- int size = 1;
- int count = length;
- if ((address % 4 == 0) && (count % 4 == 0))
- {
- size = 4;
- count /= 4;
- }
-
- if ((retval = target->type->read_memory(target, address, size, count, mem)) != ERROR_OK)
- {
- free(mem);
- return JIM_ERR;
- }
-
- Jim_Obj *objPtr = Jim_NewStringObj(interp, mem, length);
- Jim_SetResult(interp, objPtr);
-
- free(mem);
-
- return JIM_OK;
- }
-
- static int
- zylinjtag_Jim_Command_peek(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- if (argc != 2)
- {
- Jim_WrongNumArgs(interp, 1, argv, "peek ?address?");
- return JIM_ERR;
- }
-
- long address;
- if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
- return JIM_ERR;
-
- int value = *((volatile int *) address);
-
- Jim_SetResult(interp, Jim_NewIntObj(interp, value));
-
- return JIM_OK;
- }
-
- static int
- zylinjtag_Jim_Command_poke(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- if (argc != 3)
- {
- Jim_WrongNumArgs(interp, 1, argv, "poke ?address? ?value?");
- return JIM_ERR;
- }
-
- long address;
- if (Jim_GetLong(interp, argv[1], &address) != JIM_OK)
- return JIM_ERR;
- long value;
- if (Jim_GetLong(interp, argv[2], &value) != JIM_OK)
- return JIM_ERR;
-
- *((volatile int *) address) = value;
-
- return JIM_OK;
- }
-
-
-
- static int
- zylinjtag_Jim_Command_flash(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- int retval;
- u32 base = 0;
- flash_bank_t *t = get_flash_bank_by_num_noprobe(0);
- if (t != NULL)
- {
- base = t->base;
- retval = JIM_OK;
- } else
- {
- retval = JIM_ERR;
- }
-
- if (retval == JIM_OK)
- {
- Jim_SetResult(interp, Jim_NewIntObj(interp, base));
- }
-
- return retval;
- }
-
-
-
-
-
- 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 int
- zylinjtag_Jim_Command_mac(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
-
- Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
-
- Jim_AppendString(httpstate.jim_interp, tclOutput, hwaddr, strlen(hwaddr));
-
- Jim_SetResult(interp, tclOutput);
-
- return JIM_OK;
- }
-
- static int
- zylinjtag_Jim_Command_ip(Jim_Interp *interp,
- int argc,
- Jim_Obj * const *argv)
- {
- Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
-
- struct ifaddrs *ifa = NULL, *ifp = NULL;
-
- if (getifaddrs(&ifp) < 0)
- {
- return JIM_ERR;
- }
-
- for (ifa = ifp; ifa; ifa = ifa->ifa_next)
- {
- char ip[200];
- socklen_t salen;
-
- if (ifa->ifa_addr->sa_family == AF_INET)
- salen = sizeof(struct sockaddr_in);
- else if (ifa->ifa_addr->sa_family == AF_INET6)
- salen = sizeof(struct sockaddr_in6);
- else
- continue;
-
- if (getnameinfo(ifa->ifa_addr, salen, ip, sizeof(ip), NULL, 0,
- NI_NUMERICHOST) < 0)
- {
- continue;
- }
-
- Jim_AppendString(httpstate.jim_interp, tclOutput, ip, strlen(ip));
- break;
-
- }
-
- freeifaddrs(ifp);
-
- Jim_SetResult(interp, tclOutput);
-
- return JIM_OK;
- }
-
- extern Jim_Interp *interp;
-
-
- static void zylinjtag_startNetwork()
- {
- // 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);
- }
- #if defined(CYGPKG_NET_FREEBSD_STACK)
- /*start TFTP*/
- tftpd_start(69, &fileops);
- #endif
-
- cyg_httpd_init_tcl_interpreter();
-
- interp = httpstate.jim_interp;
-
- Jim_CreateCommand(httpstate.jim_interp, "log", zylinjtag_Jim_Command_log, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "reboot", zylinjtag_Jim_Command_reboot, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "peek", zylinjtag_Jim_Command_peek, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "zy1000_flash", zylinjtag_Jim_Command_flash, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "poke", zylinjtag_Jim_Command_poke, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "ls", zylinjtag_Jim_Command_ls, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "threads", zylinjtag_Jim_Command_threads, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "getmem", zylinjtag_Jim_Command_getmem, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "mac", zylinjtag_Jim_Command_mac, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "ip", zylinjtag_Jim_Command_ip, NULL, NULL);
- Jim_CreateCommand(httpstate.jim_interp, "rm", zylinjtag_Jim_Command_rm, 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();
-
- }
-
- 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);
- }
-
- 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
- }
-
- struct
- {
- int req;
- int actual;
- int req2;
- int actual2;
- } tcpipSent[512 * 1024];
- int cur;
-
- 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("/dev/ser0", O_RDWR | O_NONBLOCK);
- if (serHandle < 0)
- {
- close(session);
- continue;
- }
-
- #ifdef CYGPKG_PROFILE_GPROF
- start_profile();
- #endif
- int actual = 0;
- int actual2 = 0;
- int pos, pos2;
- pos = 0;
- pos2 = 0;
- cur = 0;
- 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));
- actual2=read(serHandle, backwardBuffer, sizeof(backwardBuffer));
- if (actual2 < 0)
- {
- if (errno != EAGAIN)
- {
- goto closeSession;
- }
- actual2 = 0;
- }
- pos2 = 0;
- }
-
- int x = actual2;
- int 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 x2 = actual;
- 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 (cur < 1024)
- {
- tcpipSent[cur].req = x;
- tcpipSent[cur].actual = y;
- tcpipSent[cur].req2 = x2;
- tcpipSent[cur].actual2 = y2;
- cur++;
- }
-
- }
- closeSession:
- close(session);
- close(serHandle);
-
- 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);
-
- }
- }
- 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);
- }
-
-
-
- int handle_uart_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- static int current_baud = 38400;
- if (argc == 0)
- {
- command_print(cmd_ctx, "%d", current_baud);
- return ERROR_OK;
- } else if (argc != 1)
- {
- return ERROR_INVALID_ARGUMENTS;
- }
-
- current_baud = atol(args[0]);
-
- 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:
- command_print(cmd_ctx, "unsupported baudrate");
- return ERROR_INVALID_ARGUMENTS;
- }
-
- 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("/dev/ser0", &serial_handle);
- if (err != ENOERR)
- {
- LOG_ERROR("/dev/ser0 not found\n");
- return ERROR_FAIL;
- }
-
-
- 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)
- {
- command_print(cmd_ctx, "Failed to get serial port settings %d", err);
- return ERROR_OK;
- }
- buf.baud = baud;
-
- err = cyg_io_set_config(serial_handle, CYG_IO_SET_CONFIG_SERIAL_INFO, &buf, &len);
- if (err != ENOERR)
- {
- command_print(cmd_ctx, "Failed to set serial port settings %d", err);
- return ERROR_OK;
- }
-
- return ERROR_OK;
- }
-
- bool logAllToSerial = false;
-
- /* boolean parameter stored on config */
- bool boolParam(char *var)
- {
- bool result = false;
- char *name = alloc_printf(ZYLIN_CONFIG_DIR "/%s", 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;
- }
-
- command_context_t *setup_command_handler();
-
- 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;
- }
-
- static cyg_uint8 *ramblockdevice;
- static const int ramblockdevice_size=4096*1024;
- 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. */
-
- ramblockdevice=(cyg_uint8 *)malloc(ramblockdevice_size);
- memset(ramblockdevice, 0xff, ramblockdevice_size);
-
-
-
- #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;
-
- setPower(true); // on by default
-
- atexit(keep_webserver);
-
- 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);
- }
-
- diag_init_putc(_zylinjtag_diag_write_char);
-
- // We want this in the log.
- diag_printf("Zylin ZY1000. Copyright Zylin AS 2007-2008.\n");
- diag_printf("%s\n", ZYLIN_OPENOCD_VERSION);
-
- copydir("/rom", "/ram/cgi");
-
- 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("/dev/ram", "/config", "jffs2");
- 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");
- } else
- {
- /* we're not going to use a ram block disk */
- free(ramblockdevice);
- }
- }
-
-
- mkdir(ZYLIN_CONFIG_DIR, 0777);
- mkdir(ZYLIN_CONFIG_DIR "/target", 0777);
- mkdir(ZYLIN_CONFIG_DIR "/event", 0777);
-
- 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 */
- command_context_t *cmd_ctx;
- cmd_ctx = setup_command_handler();
- command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
- command_context_mode(cmd_ctx, COMMAND_CONFIG);
-
-
- register_command(cmd_ctx, NULL, "zy1000_version", handle_zy1000_version_command,
- COMMAND_EXEC, "show zy1000 version numbers");
-
- register_command(cmd_ctx, NULL, "rm", handle_rm_command, COMMAND_ANY,
- "remove file");
-
- register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
- "same args as load_image, image stored in memory");
-
- register_command(cmd_ctx, NULL, "fast_load", handle_fast_load_command, COMMAND_ANY,
- "loads active fast load image to current target");
-
- register_command(cmd_ctx, NULL, "cat", handle_cat_command, COMMAND_ANY,
- "display file content");
-
- register_command(cmd_ctx, NULL, "trunc", handle_trunc_command, COMMAND_ANY,
- "truncate a file to 0 size");
-
- register_command(cmd_ctx, NULL, "append_file", handle_append_command,
- COMMAND_ANY, "append a variable number of strings to a file");
-
- register_command(cmd_ctx, NULL, "power", handle_power_command, COMMAND_ANY,
- "power <on/off> - turn power switch to target on/off. No arguments - print status.");
-
- register_command(cmd_ctx, NULL, "meminfo", handle_meminfo_command,
- COMMAND_ANY, "display available ram memory");
-
- register_command(cmd_ctx, NULL, "cp", handle_cp_command,
- COMMAND_ANY, "copy a file <from> <to>");
-
- #ifdef CYGPKG_PROFILE_GPROF
- register_command(cmd_ctx, NULL, "ecosboard_profile", eCosBoard_handle_eCosBoard_profile_command,
- COMMAND_ANY, NULL);
- #endif
- register_command(cmd_ctx, NULL, "uart", handle_uart_command,
- COMMAND_ANY, "uart <baud> - forward uart on port 5555");
-
-
- int errVal;
- errVal = log_init(cmd_ctx);
- if (errVal != ERROR_OK)
- {
- diag_printf("log_init() failed %d\n", errVal);
- exit(-1);
- }
-
- set_log_output(cmd_ctx, log);
-
- LOG_DEBUG("log init complete");
-
- // diag_printf("Executing config files\n");
-
- if (logAllToSerial)
- {
- diag_printf(ZYLIN_CONFIG_DIR "/logserial=1 => sending log output to serial port using \"debug_level 3\" as default.\n");
- command_run_line(cmd_ctx, "debug_level 3");
- }
-
- zylinjtag_parse_config_file(cmd_ctx, "/rom/openocd.cfg");
-
- // 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 <unistd.h>
- #include <sys/types.h>
- #include <fcntl.h>
- #include <sys/stat.h>
- #include <errno.h>
- #include <dirent.h>
-
- #include <stdarg.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
-
- #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;
- 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->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, 0, 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;
- }
-
- static bool
- ramiodev_init( struct cyg_devtab_entry *tab )
- {
- return true;
- }
-
- static Cyg_ErrNo
- ramiodev_bread( cyg_io_handle_t handle, void *buf, cyg_uint32 *len,
- cyg_uint32 pos)
- {
- if (*len+pos>ramblockdevice_size)
- {
- *len=ramblockdevice_size-pos;
- }
- memcpy(buf, ramblockdevice+pos, *len);
- return ENOERR;
- }
-
- static Cyg_ErrNo
- ramiodev_bwrite( cyg_io_handle_t handle, const void *buf, cyg_uint32 *len,
- cyg_uint32 pos )
- {
- if (((pos%4)!=0)||(((*len)%4)!=0))
- {
- diag_printf("Unaligned write %d %d!", pos, *len);
- }
-
- memcpy(ramblockdevice+pos, buf, *len);
- return ENOERR;
- }
-
- static Cyg_ErrNo
- ramiodev_get_config( cyg_io_handle_t handle,
- cyg_uint32 key,
- void* buf,
- cyg_uint32* len)
- {
- switch (key) {
- case CYG_IO_GET_CONFIG_FLASH_ERASE:
- {
- if ( *len != sizeof( cyg_io_flash_getconfig_erase_t ) )
- return -EINVAL;
- {
- cyg_io_flash_getconfig_erase_t *e = (cyg_io_flash_getconfig_erase_t *)buf;
- char *startpos = ramblockdevice + e->offset;
-
- if (((e->offset%(64*1024))!=0)||((e->len%(64*1024))!=0))
- {
- diag_printf("Erease is not aligned %d %d\n", e->offset, e->len);
- }
-
- memset(startpos, 0xff, e->len);
-
- e->flasherr = 0;
- }
- return ENOERR;
- }
- case CYG_IO_GET_CONFIG_FLASH_DEVSIZE:
- {
- if ( *len != sizeof( cyg_io_flash_getconfig_devsize_t ) )
- return -EINVAL;
- {
- cyg_io_flash_getconfig_devsize_t *d =
- (cyg_io_flash_getconfig_devsize_t *)buf;
-
- d->dev_size = ramblockdevice_size;
- }
- return ENOERR;
- }
-
- case CYG_IO_GET_CONFIG_FLASH_BLOCKSIZE:
- {
- cyg_io_flash_getconfig_blocksize_t *b =
- (cyg_io_flash_getconfig_blocksize_t *)buf;
- if ( *len != sizeof( cyg_io_flash_getconfig_blocksize_t ) )
- return -EINVAL;
-
- // offset unused for now
- b->block_size = 64*1024;
- return ENOERR;
- }
-
- default:
- return -EINVAL;
- }
- }
-
- static Cyg_ErrNo
- ramiodev_set_config( cyg_io_handle_t handle,
- cyg_uint32 key,
- const void* buf,
- cyg_uint32* len)
- {
-
- switch (key) {
- default:
- return -EINVAL;
- }
- } // ramiodev_set_config()
-
- // get_config/set_config should be added later to provide the other flash
- // operations possible, like erase etc.
-
- BLOCK_DEVIO_TABLE( cyg_io_ramdev1_ops,
- &ramiodev_bwrite,
- &ramiodev_bread,
- 0, // no select
- &ramiodev_get_config,
- &ramiodev_set_config
- );
-
-
- BLOCK_DEVTAB_ENTRY( cyg_io_ramdev1,
- "/dev/ram",
- 0,
- &cyg_io_ramdev1_ops,
- &ramiodev_init,
- 0, // No lookup required
- NULL );
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