X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fjtag%2Fparport.c;h=f9d7b0292b206178501edc1715484764dddf39bb;hp=8265ada8ad339efd8038af80c1461de68f5a8b48;hb=8f6d142b953da8838bd50357b8fa70d86e839dad;hpb=8b4e882a1630d63bbc9840fa3f968e36b6ac3702 diff --git a/src/jtag/parport.c b/src/jtag/parport.c index 8265ada8ad..f9d7b0292b 100644 --- a/src/jtag/parport.c +++ b/src/jtag/parport.c @@ -17,34 +17,65 @@ * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ +#ifdef HAVE_CONFIG_H #include "config.h" -#include "log.h" +#endif + +#include "replacements.h" + #include "jtag.h" #include "bitbang.h" /* system includes */ // -ino: 060521-1036 -#ifdef __FreeBSD__ +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + #include #include #include #define ioperm(startport,length,enable)\ i386_set_ioperm((startport), (length), (enable)) + #else -#include -#endif + +#ifdef _WIN32 +#include "errno.h" +#endif /* _WIN32 */ + +#endif /* __FreeBSD__ */ #include #include #include #if PARPORT_USE_PPDEV == 1 +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) +#include +#include +#define PPRSTATUS PPIGSTATUS +#define PPWDATA PPISDATA +#else #include #include +#endif #include #include +#else /* not PARPORT_USE_PPDEV */ +#ifndef _WIN32 +#include +#endif +#endif + +#if PARPORT_USE_GIVEIO == 1 +#if IS_CYGWIN == 1 +#include +#include +#undef ERROR +#endif #endif +#include "log.h" + /* parallel port cable description */ typedef struct cable_s @@ -59,22 +90,39 @@ typedef struct cable_s u8 OUTPUT_INVERT; /* data port bits that should be inverted */ u8 INPUT_INVERT; /* status port that should be inverted */ u8 PORT_INIT; /* initialize data port with this value */ + u8 PORT_EXIT; /* de-initialize data port with this value */ + u8 LED_MASK; /* data port bit for LED */ } cable_t; cable_t cables[] = { - /* name tdo trst tms tck tdi srst o_inv i_inv init */ - { "wiggler", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80 }, - { "old_amt_wiggler", 0x80, 0x01, 0x02, 0x04, 0x08, 0x10, 0x11, 0x80, 0x80 }, - { "chameleon", 0x80, 0x00, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00 }, - { "dlc5", 0x10, 0x00, 0x04, 0x02, 0x01, 0x00, 0x00, 0x00, 0x10 }, - { "triton", 0x80, 0x08, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00 }, - { NULL, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } + /* name tdo trst tms tck tdi srst o_inv i_inv init exit led */ + { "wiggler", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x80, 0x00 }, + { "wiggler2", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x00, 0x20 }, + { "wiggler_ntrst_inverted", + 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x11, 0x80, 0x80, 0x80, 0x00 }, + { "old_amt_wiggler", 0x80, 0x01, 0x02, 0x04, 0x08, 0x10, 0x11, 0x80, 0x80, 0x80, 0x00 }, + { "chameleon", 0x80, 0x00, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00 }, + { "dlc5", 0x10, 0x00, 0x04, 0x02, 0x01, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00 }, + { "triton", 0x80, 0x08, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00 }, + { "lattice", 0x40, 0x10, 0x04, 0x02, 0x01, 0x08, 0x00, 0x00, 0x18, 0x18, 0x00 }, + { "flashlink", 0x20, 0x10, 0x02, 0x01, 0x04, 0x20, 0x30, 0x20, 0x00, 0x00, 0x00 }, +/* Altium Universal JTAG cable. Set the cable to Xilinx Mode and wire to target as follows: + HARD TCK - Target TCK + HARD TMS - Target TMS + HARD TDI - Target TDI + HARD TDO - Target TDO + SOFT TCK - Target TRST + SOFT TDI - Target SRST +*/ + { "altium", 0x10, 0x20, 0x04, 0x02, 0x01, 0x80, 0x00, 0x00, 0x10, 0x00, 0x08 }, + { NULL, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } }; /* configuration */ -char* parport_cable; +char* parport_cable = NULL; unsigned long parport_port; +static int parport_exit = 0; /* interface variables */ @@ -93,6 +141,7 @@ static unsigned long statusport; int parport_read(void); void parport_write(int tck, int tms, int tdi); void parport_reset(int trst, int srst); +void parport_led(int on); int parport_speed(int speed); int parport_register_commands(struct command_context_s *cmd_ctx); @@ -102,6 +151,7 @@ int parport_quit(void); /* interface commands */ int parport_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); int parport_handle_parport_cable_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int parport_handle_write_on_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); jtag_interface_t parport_interface = { @@ -109,8 +159,6 @@ jtag_interface_t parport_interface = .execute_queue = bitbang_execute_queue, - .support_statemove = 0, - .speed = parport_speed, .register_commands = parport_register_commands, .init = parport_init, @@ -121,7 +169,8 @@ bitbang_interface_t parport_bitbang = { .read = parport_read, .write = parport_write, - .reset = parport_reset + .reset = parport_reset, + .blink = parport_led }; int parport_read(void) @@ -140,9 +189,24 @@ int parport_read(void) return 0; } -void parport_write(int tck, int tms, int tdi) +static inline void parport_write_data(void) { u8 output; + output = dataport_value ^ cable->OUTPUT_INVERT; + +#if PARPORT_USE_PPDEV == 1 + ioctl(device_handle, PPWDATA, &output); +#else +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + outb(dataport, output); +#else + outb(output, dataport); +#endif +#endif +} + +void parport_write(int tck, int tms, int tdi) +{ int i = jtag_speed + 1; if (tck) @@ -160,24 +224,13 @@ void parport_write(int tck, int tms, int tdi) else dataport_value &= ~cable->TDI_MASK; - output = dataport_value ^ cable->OUTPUT_INVERT; - while (i-- > 0) -#if PARPORT_USE_PPDEV == 1 - ioctl(device_handle, PPWDATA, &output); -#else -#ifdef __FreeBSD__ - outb(dataport, output); -#else - outb(output, dataport); -#endif -#endif + parport_write_data(); } /* (1) assert or (0) deassert reset lines */ void parport_reset(int trst, int srst) { - u8 output; DEBUG("trst: %i, srst: %i", trst, srst); if (trst == 0) @@ -190,18 +243,18 @@ void parport_reset(int trst, int srst) else if (srst == 1) dataport_value &= ~cable->SRST_MASK; - output = dataport_value ^ cable->OUTPUT_INVERT; + parport_write_data(); +} -#if PARPORT_USE_PPDEV == 1 - ioctl(device_handle, PPWDATA, &output); -#else -#ifdef __FreeBSD__ - outb(dataport, output); -#else - outb(output, dataport); -#endif -#endif +/* turn LED on parport adapter on (1) or off (0) */ +void parport_led(int on) +{ + if (on) + dataport_value |= cable->LED_MASK; + else + dataport_value &= ~cable->LED_MASK; + parport_write_data(); } int parport_speed(int speed) @@ -217,10 +270,38 @@ int parport_register_commands(struct command_context_s *cmd_ctx) COMMAND_CONFIG, NULL); register_command(cmd_ctx, NULL, "parport_cable", parport_handle_parport_cable_command, COMMAND_CONFIG, NULL); + register_command(cmd_ctx, NULL, "parport_write_on_exit", parport_handle_write_on_exit_command, + COMMAND_CONFIG, NULL); return ERROR_OK; } +#if PARPORT_USE_GIVEIO == 1 +int parport_get_giveio_access() +{ + HANDLE h; + OSVERSIONINFO version; + + version.dwOSVersionInfoSize = sizeof version; + if (!GetVersionEx( &version )) { + errno = EINVAL; + return -1; + } + if (version.dwPlatformId != VER_PLATFORM_WIN32_NT) + return 0; + + h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL ); + if (h == INVALID_HANDLE_VALUE) { + errno = ENODEV; + return -1; + } + + CloseHandle( h ); + + return 0; +} +#endif + int parport_init(void) { cable_t *cur_cable; @@ -256,21 +337,33 @@ int parport_init(void) dataport_value = cable->PORT_INIT; #if PARPORT_USE_PPDEV == 1 - if (device_handle>0) + if (device_handle > 0) { ERROR("device is already opened"); return ERROR_JTAG_INIT_FAILED; } +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + DEBUG("opening /dev/ppi%d...", parport_port); + + snprintf(buffer, 256, "/dev/ppi%d", parport_port); + device_handle = open(buffer, O_WRONLY); +#else /* not __FreeBSD__, __FreeBSD_kernel__ */ + DEBUG("opening /dev/parport%d...", parport_port); + snprintf(buffer, 256, "/dev/parport%d", parport_port); device_handle = open(buffer, O_WRONLY); - - if (device_handle<0) +#endif /* __FreeBSD__, __FreeBSD_kernel__ */ + + if (device_handle < 0) { ERROR("cannot open device. check it exists and that user read and write rights are set"); return ERROR_JTAG_INIT_FAILED; } + DEBUG("...open"); + +#if !defined(__FreeBSD__) && !defined(__FreeBSD_kernel__) i=ioctl(device_handle, PPCLAIM); if (i<0) { @@ -293,7 +386,9 @@ int parport_init(void) ERROR("cannot set compatible 1284 mode to device"); return ERROR_JTAG_INIT_FAILED; } -#else +#endif /* not __FreeBSD__, __FreeBSD_kernel__ */ + +#else /* not PARPORT_USE_PPDEV */ if (parport_port == 0) { parport_port = 0x378; @@ -302,15 +397,31 @@ int parport_init(void) dataport = parport_port; statusport = parport_port + 1; - - if (ioperm(dataport, 3, 1) != 0) { + + DEBUG("requesting privileges for parallel port 0x%lx...", dataport); +#if PARPORT_USE_GIVEIO == 1 + if (parport_get_giveio_access() != 0) +#else /* PARPORT_USE_GIVEIO */ + if (ioperm(dataport, 3, 1) != 0) +#endif /* PARPORT_USE_GIVEIO */ + { ERROR("missing privileges for direct i/o"); return ERROR_JTAG_INIT_FAILED; } -#endif + DEBUG("...privileges granted"); + + /* make sure parallel port is in right mode (clear tristate and interrupt */ + #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + outb(parport_port + 2, 0x0); + #else + outb(0x0, parport_port + 2); + #endif + +#endif /* PARPORT_USE_PPDEV */ parport_reset(0, 0); parport_write(0, 0, 0); + parport_led(1); bitbang_interface = &parport_bitbang; @@ -319,7 +430,20 @@ int parport_init(void) int parport_quit(void) { + parport_led(0); + if (parport_exit) + { + dataport_value = cable->PORT_EXIT; + parport_write_data(); + } + + if (parport_cable) + { + free(parport_cable); + parport_cable = NULL; + } + return ERROR_OK; } @@ -349,3 +473,19 @@ int parport_handle_parport_cable_command(struct command_context_s *cmd_ctx, char return ERROR_OK; } + +int parport_handle_write_on_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + if (argc != 1) + { + command_print(cmd_ctx, "usage: parport_write_on_exit "); + return ERROR_OK; + } + + if (strcmp(args[0], "on") == 0) + parport_exit = 1; + else if (strcmp(args[0], "off") == 0) + parport_exit = 0; + + return ERROR_OK; +}