X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Fjtag%2Fzy1000%2Fzy1000.c;h=e66a8b5a31ba6904ef864b917f72079ea74f9764;hb=5cb1dcfad34aab7de64ef85f6227f28f3711dd85;hp=495ff48ecf6193418ca5a82069862a9c2ca7607c;hpb=92db0c58b02d2a2cbc90a6e04a50ab97cb3e59a1;p=openocd diff --git a/src/jtag/zy1000/zy1000.c b/src/jtag/zy1000/zy1000.c index 495ff48e..e66a8b5a 100644 --- a/src/jtag/zy1000/zy1000.c +++ b/src/jtag/zy1000/zy1000.c @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2007-2008 by Øyvind Harboe * + * Copyright (C) 2007-2009 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 * @@ -16,36 +16,56 @@ * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ + +/* This file supports the zy1000 debugger: http://www.zylin.com/zy1000.html + * + * The zy1000 is a standalone debugger that has a web interface and + * requires no drivers on the developer host as all communication + * is via TCP/IP. The zy1000 gets it performance(~400-700kBytes/s + * DCC downloads @ 16MHz target) as it has an FPGA to hardware + * accelerate the JTAG commands, while offering *very* low latency + * between OpenOCD and the FPGA registers. + * + * The disadvantage of the zy1000 is that it has a feeble CPU compared to + * a PC(ca. 50-500 DMIPS depending on how one counts it), whereas a PC + * is on the order of 10000 DMIPS(i.e. at a factor of 20-200). + * + * The zy1000 revc hardware is using an Altera Nios CPU, whereas the + * revb is using ARM7 + Xilinx. + * + * See Zylin web pages or contact Zylin for more information. + * + * The reason this code is in OpenOCD rather than OpenOCD linked with the + * ZY1000 code is that OpenOCD is the long road towards getting + * libopenocd into place. libopenocd will support both low performance, + * low latency systems(embedded) and high performance high latency + * systems(PCs). + */ #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include "embeddedice.h" -#include "minidriver.h" -#include "interface.h" +#include +#include +#include +#include "zy1000_version.h" #include // low level i/o #include +#include + +#ifdef CYGPKG_HAL_NIOS2 +#include +#include +#endif -#define ZYLIN_VERSION "1.52" +#define ZYLIN_VERSION GIT_ZY1000_VERSION #define ZYLIN_DATE __DATE__ #define ZYLIN_TIME __TIME__ -#define ZYLIN_OPENOCD "$Revision$" -#define ZYLIN_OPENOCD_VERSION "Zylin JTAG ZY1000 " ZYLIN_VERSION " " ZYLIN_DATE " " ZYLIN_TIME - -/* low level command set - */ -void zy1000_reset(int trst, int srst); - +#define ZYLIN_OPENOCD GIT_OPENOCD_VERSION +#define ZYLIN_OPENOCD_VERSION "ZY1000 " ZYLIN_VERSION " " ZYLIN_DATE -int zy1000_speed(int speed); -int zy1000_register_commands(struct command_context_s *cmd_ctx); -int zy1000_init(void); -int zy1000_quit(void); - -/* interface commands */ -int zy1000_handle_zy1000_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int zy1000_khz(int khz, int *jtag_speed) { @@ -78,8 +98,8 @@ static bool readPowerDropout(void) { cyg_uint32 state; // sample and clear power dropout - HAL_WRITE_UINT32(ZY1000_JTAG_BASE + 0x10, 0x80); - HAL_READ_UINT32(ZY1000_JTAG_BASE + 0x10, state); + ZY1000_POKE(ZY1000_JTAG_BASE + 0x10, 0x80); + ZY1000_PEEK(ZY1000_JTAG_BASE + 0x10, state); bool powerDropout; powerDropout = (state & 0x80) != 0; return powerDropout; @@ -90,8 +110,8 @@ static bool readSRST(void) { cyg_uint32 state; // sample and clear SRST sensing - HAL_WRITE_UINT32(ZY1000_JTAG_BASE + 0x10, 0x00000040); - HAL_READ_UINT32(ZY1000_JTAG_BASE + 0x10, state); + ZY1000_POKE(ZY1000_JTAG_BASE + 0x10, 0x00000040); + ZY1000_PEEK(ZY1000_JTAG_BASE + 0x10, state); bool srstAsserted; srstAsserted = (state & 0x40) != 0; return srstAsserted; @@ -109,21 +129,6 @@ static int zy1000_power_dropout(int *dropout) return ERROR_OK; } - -jtag_interface_t zy1000_interface = -{ - .name = "ZY1000", - .execute_queue = NULL, - .speed = zy1000_speed, - .register_commands = zy1000_register_commands, - .init = zy1000_init, - .quit = zy1000_quit, - .khz = zy1000_khz, - .speed_div = zy1000_speed_div, - .power_dropout = zy1000_power_dropout, - .srst_asserted = zy1000_srst_asserted, -}; - void zy1000_reset(int trst, int srst) { LOG_DEBUG("zy1000 trst=%d, srst=%d", trst, srst); @@ -218,38 +223,30 @@ static void setPower(bool power) savePower = power; if (power) { - HAL_WRITE_UINT32(ZY1000_JTAG_BASE + 0x14, 0x8); + ZY1000_POKE(ZY1000_JTAG_BASE + 0x14, 0x8); } else { - HAL_WRITE_UINT32(ZY1000_JTAG_BASE + 0x10, 0x8); + ZY1000_POKE(ZY1000_JTAG_BASE + 0x10, 0x8); } } -int handle_power_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +COMMAND_HANDLER(handle_power_command) { - if (argc > 1) + switch (CMD_ARGC) { - return ERROR_INVALID_ARGUMENTS; + case 1: { + bool enable; + COMMAND_PARSE_ON_OFF(CMD_ARGV[0], enable); + setPower(enable); + // fall through } - - 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; - } + case 0: + LOG_INFO("Target power %s", savePower ? "on" : "off"); + break; + default: + return ERROR_INVALID_ARGUMENTS; } - command_print(cmd_ctx, "Target power %s", savePower ? "on" : "off"); - return ERROR_OK; } @@ -257,9 +254,8 @@ int handle_power_command(struct command_context_s *cmd_ctx, char *cmd, char **ar /* Give TELNET a way to find out what version this is */ static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if ((argc < 1) || (argc > 2)) + if ((argc < 1) || (argc > 3)) return JIM_ERR; - char buff[128]; const char *version_str = NULL; if (argc == 1) @@ -268,12 +264,12 @@ static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj *const *argv } else { const char *str = Jim_GetString(argv[1], NULL); + const char *str2 = NULL; + if (argc > 2) + str2 = Jim_GetString(argv[2], NULL); if (strcmp("openocd", str) == 0) { - int revision; - revision = atol(ZYLIN_OPENOCD + strlen("XRevision: ")); - sprintf(buff, "%d", revision); - version_str = buff; + version_str = ZYLIN_OPENOCD; } else if (strcmp("zy1000", str) == 0) { @@ -283,6 +279,10 @@ static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj *const *argv { version_str = ZYLIN_DATE; } + else if (strcmp("time", str) == 0) + { + version_str = ZYLIN_TIME; + } else if (strcmp("pcb", str) == 0) { #ifdef CYGPKG_HAL_NIOS2 @@ -291,6 +291,29 @@ static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj *const *argv version_str="b"; #endif } +#ifdef CYGPKG_HAL_NIOS2 + else if (strcmp("fpga", str) == 0) + { + + /* return a list of 32 bit integers to describe the expected + * and actual FPGA + */ + static char *fpga_id = "0x12345678 0x12345678 0x12345678 0x12345678"; + cyg_uint32 id, timestamp; + HAL_READ_UINT32(SYSID_BASE, id); + HAL_READ_UINT32(SYSID_BASE+4, timestamp); + sprintf(fpga_id, "0x%08x 0x%08x 0x%08x 0x%08x", id, timestamp, SYSID_ID, SYSID_TIMESTAMP); + version_str = fpga_id; + if ((argc>2) && (strcmp("time", str2) == 0)) + { + time_t last_mod = timestamp; + char * t = ctime (&last_mod) ; + t[strlen(t)-1] = 0; + version_str = t; + } + } +#endif + else { return JIM_ERR; @@ -304,33 +327,57 @@ static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj *const *argv #ifdef CYGPKG_HAL_NIOS2 + + +struct info_forward +{ + void *data; + struct cyg_upgrade_info *upgraded_file; +}; + +static void report_info(void *data, const char * format, va_list args) +{ + char *s = alloc_vprintf(format, args); + LOG_USER_N("%s", s); + free(s); +} + +struct cyg_upgrade_info firmware_info = +{ + (cyg_uint8 *)0x84000000, + "/ram/firmware.phi", + "Firmware", + 0x0300000, + 0x1f00000 - + 0x0300000, + "ZylinNiosFirmware\n", + report_info, +}; + static int jim_zy1000_writefirmware(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { if (argc != 2) return JIM_ERR; int length; - int stat; const char *str = Jim_GetString(argv[1], &length); - /* BUG!!!! skip header! */ - void *firmware_address=0x4000000; - int firmware_length=0x100000; - - if (length>firmware_length) + /* */ + int tmpFile; + if ((tmpFile = open(firmware_info.file, O_RDWR | O_CREAT | O_TRUNC)) <= 0) + { + return JIM_ERR; + } + bool success; + success = write(tmpFile, str, length) == length; + close(tmpFile); + if (!success) return JIM_ERR; - void *err_addr; - - if ((stat = flash_erase((void *)firmware_address, firmware_length, (void **)&err_addr)) != 0) - { - return JIM_ERR; - } - - if ((stat = flash_program(firmware_address, str, length, (void **)&err_addr)) != 0) - return JIM_ERR; + if (!cyg_firmware_upgrade(NULL, firmware_info)) + return JIM_ERR; - return JIM_OK; + return JIM_OK; } #endif @@ -353,24 +400,6 @@ zylinjtag_Jim_Command_powerstatus(Jim_Interp *interp, return JIM_OK; } -int zy1000_register_commands(struct command_context_s *cmd_ctx) -{ - register_command(cmd_ctx, NULL, "power", handle_power_command, COMMAND_ANY, - "power - turn power switch to target on/off. No arguments - print status."); - - Jim_CreateCommand(interp, "zy1000_version", jim_zy1000_version, NULL, NULL); - - - Jim_CreateCommand(interp, "powerstatus", zylinjtag_Jim_Command_powerstatus, NULL, NULL); - -#ifdef CYGPKG_HAL_NIOS2 - Jim_CreateCommand(interp, "updatezy1000firmware", jim_zy1000_writefirmware, NULL, NULL); -#endif - - - return ERROR_OK; -} - @@ -454,9 +483,12 @@ static void shiftValueInnerFlip(const tap_state_t state, const tap_state_t endSt } #endif -extern int jtag_check_value(uint8_t *captured, void *priv); +static void gotoEndState(tap_state_t end_state) +{ + setCurrentState(end_state); +} -static __inline void scanFields(int num_fields, const scan_field_t *fields, tap_state_t shiftState, tap_state_t end_state) +static __inline void scanFields(int num_fields, const struct scan_field *fields, tap_state_t shiftState, int pause) { int i; int j; @@ -488,10 +520,10 @@ static __inline void scanFields(int num_fields, const scan_field_t *fields, tap_ { k = 32; /* we have more to shift out */ - } else if (i == num_fields-1) + } else if (pause&&(i == num_fields-1)) { /* this was the last to shift out this time */ - pause_state = end_state; + pause_state = (shiftState==TAP_DRSHIFT)?TAP_DRPAUSE:TAP_IRPAUSE; } // we have (num_bits + 7)/8 bytes of bits to toggle out. @@ -505,7 +537,14 @@ static __inline void scanFields(int num_fields, const scan_field_t *fields, tap_ } } /* mask away unused bits for easier debugging */ - value&=~(((uint32_t)0xffffffff) << k); + if (k < 32) + { + value&=~(((uint32_t)0xffffffff) << k); + } else + { + /* Shifting by >= 32 is not defined by the C standard + * and will in fact shift by &0x1f bits on nios */ + } shiftValueInner(shiftState, pause_state, k, value); @@ -526,29 +565,16 @@ static __inline void scanFields(int num_fields, const scan_field_t *fields, tap_ } } -int interface_jtag_set_end_state(tap_state_t state) -{ - return ERROR_OK; -} - - -int interface_jtag_add_ir_scan(int num_fields, const scan_field_t *fields, tap_state_t state) +int interface_jtag_add_ir_scan(int num_fields, const struct scan_field *fields, tap_state_t state) { int j; int scan_size = 0; - jtag_tap_t *tap, *nextTap; + struct jtag_tap *tap, *nextTap; for (tap = jtag_tap_next_enabled(NULL); tap!= NULL; tap = nextTap) { nextTap = jtag_tap_next_enabled(tap); - tap_state_t end_state; - if (nextTap == NULL) - { - end_state = state; - } else - { - end_state = TAP_IRSHIFT; - } + int pause = (nextTap==NULL); int found = 0; @@ -561,7 +587,7 @@ int interface_jtag_add_ir_scan(int num_fields, const scan_field_t *fields, tap_s { found = 1; - scanFields(1, fields + j, TAP_IRSHIFT, end_state); + scanFields(1, fields + j, TAP_IRSHIFT, pause); /* update device information */ buf_cpy(fields[j].out_value, tap->cur_instr, scan_size); @@ -575,16 +601,17 @@ int interface_jtag_add_ir_scan(int num_fields, const scan_field_t *fields, tap_s /* if a device isn't listed, set it to BYPASS */ uint8_t ones[]={0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff}; - scan_field_t tmp; + struct scan_field tmp; memset(&tmp, 0, sizeof(tmp)); tmp.out_value = ones; tmp.num_bits = scan_size; - scanFields(1, &tmp, TAP_IRSHIFT, end_state); + scanFields(1, &tmp, TAP_IRSHIFT, pause); /* update device information */ buf_cpy(tmp.out_value, tap->cur_instr, scan_size); tap->bypass = 1; } } + gotoEndState(state); return ERROR_OK; } @@ -593,32 +620,24 @@ int interface_jtag_add_ir_scan(int num_fields, const scan_field_t *fields, tap_s -int interface_jtag_add_plain_ir_scan(int num_fields, const scan_field_t *fields, tap_state_t state) +int interface_jtag_add_plain_ir_scan(int num_fields, const struct scan_field *fields, tap_state_t state) { - scanFields(num_fields, fields, TAP_IRSHIFT, state); + scanFields(num_fields, fields, TAP_IRSHIFT, 1); + gotoEndState(state); return ERROR_OK; } -/*extern jtag_command_t **jtag_get_last_command_p(void);*/ - -int interface_jtag_add_dr_scan(int num_fields, const scan_field_t *fields, tap_state_t state) +int interface_jtag_add_dr_scan(int num_fields, const struct scan_field *fields, tap_state_t state) { int j; - jtag_tap_t *tap, *nextTap; + struct jtag_tap *tap, *nextTap; for (tap = jtag_tap_next_enabled(NULL); tap!= NULL; tap = nextTap) { nextTap = jtag_tap_next_enabled(tap); int found = 0; - tap_state_t end_state; - if (nextTap == NULL) - { - end_state = state; - } else - { - end_state = TAP_DRSHIFT; - } + int pause = (nextTap==NULL); for (j = 0; j < num_fields; j++) { @@ -626,29 +645,31 @@ int interface_jtag_add_dr_scan(int num_fields, const scan_field_t *fields, tap_s { found = 1; - scanFields(1, fields + j, TAP_DRSHIFT, end_state); + scanFields(1, fields+j, TAP_DRSHIFT, pause); } } if (!found) { - scan_field_t tmp; + struct scan_field tmp; /* program the scan field to 1 bit length, and ignore it's value */ tmp.num_bits = 1; tmp.out_value = NULL; tmp.in_value = NULL; - scanFields(1, &tmp, TAP_DRSHIFT, end_state); + scanFields(1, &tmp, TAP_DRSHIFT, pause); } else { } } + gotoEndState(state); return ERROR_OK; } -int interface_jtag_add_plain_dr_scan(int num_fields, const scan_field_t *fields, tap_state_t state) +int interface_jtag_add_plain_dr_scan(int num_fields, const struct scan_field *fields, tap_state_t state) { - scanFields(num_fields, fields, TAP_DRSHIFT, state); + scanFields(num_fields, fields, TAP_DRSHIFT, 1); + gotoEndState(state); return ERROR_OK; } @@ -662,9 +683,6 @@ int interface_jtag_add_tlr() -extern int jtag_nsrst_delay; -extern int jtag_ntrst_delay; - int interface_jtag_add_reset(int req_trst, int req_srst) { zy1000_reset(req_trst, req_srst); @@ -772,7 +790,7 @@ int interface_jtag_add_pathmove(int num_states, const tap_state_t *path) -void embeddedice_write_dcc(jtag_tap_t *tap, int reg_addr, uint8_t *buffer, int little, int count) +void embeddedice_write_dcc(struct jtag_tap *tap, int reg_addr, uint8_t *buffer, int little, int count) { // static int const reg_addr = 0x5; tap_state_t end_state = jtag_get_end_state(); @@ -811,3 +829,53 @@ void embeddedice_write_dcc(jtag_tap_t *tap, int reg_addr, uint8_t *buffer, int l } +static const struct command_registration zy1000_commands[] = { + { + .name = "power", + .handler = handle_power_command, + .mode = COMMAND_ANY, + .help = "Turn power switch to target on/off. " + "With no arguments, prints status.", + .usage = "('on'|'off)", + }, + { + .name = "zy1000_version", + .mode = COMMAND_ANY, + .jim_handler = jim_zy1000_version, + .help = "Print version info for zy1000.", + .usage = "['openocd'|'zy1000'|'date'|'time'|'pcb'|'fpga']", + }, + { + .name = "powerstatus", + .mode = COMMAND_ANY, + .jim_handler = zylinjtag_Jim_Command_powerstatus, + .help = "Returns power status of target", + }, +#ifdef CYGPKG_HAL_NIOS2 + { + .name = "updatezy1000firmware", + .mode = COMMAND_ANY, + .jim_handler = jim_zy1000_writefirmware, + .help = "writes firmware to flash", + /* .usage = "some_string", */ + }, +#endif + COMMAND_REGISTRATION_DONE +}; + + + +struct jtag_interface zy1000_interface = +{ + .name = "ZY1000", + .execute_queue = NULL, + .speed = zy1000_speed, + .commands = zy1000_commands, + .init = zy1000_init, + .quit = zy1000_quit, + .khz = zy1000_khz, + .speed_div = zy1000_speed_div, + .power_dropout = zy1000_power_dropout, + .srst_asserted = zy1000_srst_asserted, +}; +