diff options
Diffstat (limited to 'gdb/rdi-share/unixcomm.c')
| -rw-r--r-- | gdb/rdi-share/unixcomm.c | 563 |
1 files changed, 0 insertions, 563 deletions
diff --git a/gdb/rdi-share/unixcomm.c b/gdb/rdi-share/unixcomm.c deleted file mode 100644 index 2204d6d59f..0000000000 --- a/gdb/rdi-share/unixcomm.c +++ /dev/null @@ -1,563 +0,0 @@ -/* - * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved. - * - * This software may be freely used, copied, modified, and distributed - * provided that the above copyright notice is preserved in all copies of the - * software. - */ - -/* -*-C-*- - * - * $Revision$ - * $Date$ - * - */ - -#ifdef __hpux -# define _POSIX_SOURCE 1 -#endif - -#include <stdio.h> -#include <unistd.h> -#include <ctype.h> - -#ifdef __hpux -# define _TERMIOS_INCLUDED -# include <sys/termio.h> -# undef _TERMIOS_INCLUDED -#else -# include <termios.h> -#endif - -#include <string.h> -#include <fcntl.h> -#include <errno.h> -#include <stdarg.h> -#include <sys/types.h> -#include <sys/time.h> - -#if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) || defined (bsdi) -#undef BSD -#include <sys/ioctl.h> -#endif - -#ifdef sun -# include <sys/ioccom.h> -# ifdef __svr4__ -# include <sys/bpp_io.h> -# else -# include <sbusdev/bpp_io.h> -# endif -#endif - -#ifdef BSD -# ifdef sun -# include <sys/ttydev.h> -# endif -# ifdef __alpha -# include <sys/ioctl.h> -# else -# include <sys/filio.h> -# endif -#endif - -#ifdef __hpux -# define _INCLUDE_HPUX_SOURCE -# include <sys/ioctl.h> -# undef _INCLUDE_HPUX_SOURCE -#endif - -#include "host.h" -#include "unixcomm.h" - -#define PP_TIMEOUT 1 /* seconds */ - -#ifdef sun -#define SERIAL_PREFIX "/dev/tty" -#define SERPORT1 "/dev/ttya" -#define SERPORT2 "/dev/ttyb" -#define PARPORT1 "/dev/bpp0" -#define PARPORT2 "/dev/bpp1" -#endif - -#ifdef __hpux -#define SERIAL_PREFIX "/dev/tty" -#define SERPORT1 "/dev/tty00" -#define SERPORT2 "/dev/tty01" -#define PARPORT1 "/dev/ptr_parallel" -#define PARPORT2 "/dev/ptr_parallel" -#endif - -#ifdef __linux__ -#define SERIAL_PREFIX "/dev/ttyS" -#define SERPORT1 "/dev/ttyS0" -#define SERPORT2 "/dev/ttyS1" -#define PARPORT1 "/dev/par0" -#define PARPORT2 "/dev/par1" -#endif - -#if defined(_WIN32) || defined (__CYGWIN__) -#define SERIAL_PREFIX "com" -#define SERPORT1 "com1" -#define SERPORT2 "com2" -#define PARPORT1 "lpt1" -#define PARPORT2 "lpt2" -#endif - -#if !defined (SERIAL_PREFIX) -#define SERIAL_PREFIX "/dev/cuaa" -#define SERPORT1 "/dev/cuaa0" -#define SERPORT2 "/dev/cuaa1" -#define PARPORT1 "/dev/lpt0" -#define PARPORT2 "/dev/lpt1" -#endif - - - - -/* - * Parallel port output pins, used for signalling to target - */ - -#ifdef sun -struct bpp_pins bp; -#endif - -static int serpfd = -1; -static int parpfd = -1; - -extern const char *Unix_MatchValidSerialDevice(const char *name) -{ - int i=0; - char *sername=NULL; - - /* Accept no name as the default serial port */ - if (name == NULL) { - return SERPORT1; - } - - /* Look for the simple cases - 1,2,s,S,/dev/... first, and - * afterwards look for S=... clauses, which need parsing properly. - */ - - /* Accept /dev/tty* where * is limited */ - if (strlen(name) == strlen(SERPORT1) - && strncmp(name, SERIAL_PREFIX, strlen (SERIAL_PREFIX)) == 0) - { - return name; - } - - /* Accept "1" or "2" or "S" - S is equivalent to "1" */ - if (strcmp(name, "1") == 0 || - strcmp(name, "S") == 0 || strcmp(name, "s") == 0) { - return SERPORT1; - } - if (strcmp(name, "2") == 0) return SERPORT2; - - /* It wasn't one of the simple cases, so now we have to parse it - * properly - */ - - do { - switch (name[i]) { - case ',': - /* Skip over commas */ - i++; - break; - - default: - return 0; - /* Unexpected character => error - not matched */ - - case 0: - /* End of string means return whatever we have matched */ - return sername; - - case 's': - case 'S': - case 'h': - case 'H': { - char ch = tolower(name[i]); - int j, continue_from, len; - - /* If the next character is a comma or a NULL then this is - * a request for the default Serial port - */ - if (name[++i] == 0 || name[i] == ',') { - if (ch=='s') - sername=SERPORT1; - break; - } - - /* Next character must be an = */ - if (name[i] != '=') return 0; - /* Search for the end of the port spec. (ends in NULL or ,) */ - for (j= ++i; name[j] != 0 && name[j] != ','; j++) - ; /* Do nothing */ - /* Notice whether this is the last thing to parse or not - * and also calaculate the length of the string - */ - if (name[j] == '0') continue_from = -1; - else continue_from = j; - len=(j-i); - - /* And now try to match the serial / parallel port */ - switch (ch) { - case 's': { - /* Match serial port */ - if (len==1) { - if (name[i]=='1') - sername=SERPORT1; - else if (name[i]=='2') - sername=SERPORT2; - } else if (len==strlen(SERPORT1)) { - if (strncmp(name+i,SERPORT1,strlen(SERPORT1)) == 0) - sername=SERPORT1; - else if (strncmp(name+i,SERPORT2,strlen(SERPORT2)) == 0) - sername=SERPORT2; - } - - break; - } - - case 'h': - /* We don't actually deal with the H case here, we just - * match it and allow it through. - */ - break; - } - - if (continue_from == -1) return sername; - i = continue_from; - break; - } - } - } while (1); - - return 0; -} - - -extern int Unix_IsSerialInUse(void) -{ - if (serpfd >= 0) - return -1; - - return 0; -} - -extern int Unix_OpenSerial(const char *name) -{ -#if defined(BSD) || defined(__CYGWIN__) - serpfd = open(name, O_RDWR); -#else - serpfd = open(name, O_RDWR | O_NONBLOCK); -#endif - - if (serpfd < 0) { - perror("open"); - return -1; - } -#ifdef TIOCEXCL - if (ioctl(serpfd, TIOCEXCL) < 0) { - close(serpfd); - perror("ioctl: TIOCEXCL"); - return -1; - } -#endif - - return 0; -} - -extern void Unix_CloseSerial(void) -{ - if (serpfd >= 0) - { - (void)close(serpfd); - serpfd = -1; - } -} - -extern int Unix_ReadSerial(unsigned char *buf, int n, bool block) -{ - fd_set fdset; - struct timeval tv; - int err; - - FD_ZERO(&fdset); - FD_SET(serpfd, &fdset); - - tv.tv_sec = 0; - tv.tv_usec = (block ? 10000 : 0); - - err = select(serpfd + 1, &fdset, NULL, NULL, &tv); - - if (err < 0 && errno != EINTR) - { -#ifdef DEBUG - perror("select"); -#endif - panic("select failure"); - return -1; - } - else if (err > 0 && FD_ISSET(serpfd, &fdset)) - { - int s; - - s = read(serpfd, buf, n); - if (s < 0) - perror("read:"); - return s; - } - else /* err == 0 || FD_CLR(serpfd, &fdset) */ - { - errno = ERRNO_FOR_BLOCKED_IO; - return -1; - } -} - -extern int Unix_WriteSerial(unsigned char *buf, int n) -{ - return write(serpfd, buf, n); -} - -extern void Unix_ResetSerial(void) -{ - struct termios terminfo; - - tcgetattr(serpfd, &terminfo); - terminfo.c_lflag &= ~(ICANON | ISIG | ECHO | IEXTEN); - terminfo.c_iflag &= ~(IGNCR | INPCK | ISTRIP | ICRNL | BRKINT); - terminfo.c_iflag |= (IXON | IXOFF | IGNBRK); - terminfo.c_cflag = (terminfo.c_cflag & ~CSIZE) | CS8 | CREAD; - terminfo.c_cflag &= ~PARENB; - terminfo.c_cc[VMIN] = 1; - terminfo.c_cc[VTIME] = 0; - terminfo.c_oflag &= ~OPOST; - tcsetattr(serpfd, TCSAFLUSH, &terminfo); -} - -extern void Unix_SetSerialBaudRate(int baudrate) -{ - struct termios terminfo; - - tcgetattr(serpfd, &terminfo); - cfsetospeed(&terminfo, baudrate); - cfsetispeed(&terminfo, baudrate); - tcsetattr(serpfd, TCSAFLUSH, &terminfo); -} - -extern void Unix_ioctlNonBlocking(void) -{ -#if defined(BSD) - int nonblockingIO = 1; - (void)ioctl(serpfd, FIONBIO, &nonblockingIO); - - if (parpfd != -1) - (void)ioctl(parpfd, FIONBIO, &nonblockingIO); -#endif -} - -extern void Unix_IsValidParallelDevice( - const char *portstring, char **sername, char **parname) -{ - int i=0; - *sername=NULL; - *parname=NULL; - - /* Do not recognise a NULL portstring */ - if (portstring==NULL) return; - - do { - switch (portstring[i]) { - case ',': - /* Skip over commas */ - i++; - break; - - default: - case 0: - /* End of string or bad characcter means we have finished */ - return; - - case 's': - case 'S': - case 'p': - case 'P': - case 'h': - case 'H': { - char ch = tolower(portstring[i]); - int j, continue_from, len; - - /* If the next character is a comma or a NULL then this is - * a request for the default Serial or Parallel port - */ - if (portstring[++i] == 0 || portstring[i] == ',') { - if (ch=='s') *sername=SERPORT1; - else if (ch=='p') *parname=PARPORT1; - break; - } - - /* Next character must be an = */ - if (portstring[i] != '=') return; - /* Search for the end of the port spec. (ends in NULL or ,) */ - for (j= ++i; portstring[j] != 0 && portstring[j] != ','; j++) - ; /* Do nothing */ - /* Notice whether this is the last thing to parse or not - * and also calaculate the length of the string - */ - if (portstring[j] == '0') continue_from = -1; - else continue_from = j; - len=(j-i); - - /* And now try to match the serial / parallel port */ - switch (ch) { - case 's': { - /* Match serial port */ - if (len==1) { - if (portstring[i]=='1') *sername=SERPORT1; - else if (portstring[i]=='2') *sername=SERPORT2; - } else if (len==strlen(SERPORT1)) { - if (strncmp(portstring+i,SERPORT1,strlen(SERPORT1)) == 0) - *sername=SERPORT1; - else if (strncmp(portstring+i,SERPORT2,strlen(SERPORT2)) == 0) - *sername=SERPORT2; - } - break; - } - - case 'p': { - /* Match parallel port */ - if (len==1) { - if (portstring[i]=='1') *parname=PARPORT1; - else if (portstring[i]=='2') *parname=PARPORT2; - } else if (len==strlen(PARPORT1)) { - if (strncmp(portstring+i,PARPORT1,strlen(PARPORT1)) == 0) - *parname=PARPORT1; - else if (strncmp(portstring+i,PARPORT2,strlen(PARPORT2)) == 0) - *parname=PARPORT2; - } - break; - } - - case 'h': - /* We don't actually deal with the H case here, we just - * match it and allow it through. - */ - break; - } - - if (continue_from == -1) return; - i = continue_from; - break; - } - } - } while (1); - return; /* Will never get here */ -} - -extern int Unix_IsParallelInUse(void) -{ - if (parpfd >= 0) - return -1; - - return 0; -} - -extern int Unix_OpenParallel(const char *name) -{ -#if defined(BSD) - parpfd = open(name, O_RDWR); -#else - parpfd = open(name, O_RDWR | O_NONBLOCK); -#endif - - if (parpfd < 0) - { - char errbuf[256]; - - sprintf(errbuf, "open %s", name); - perror(errbuf); - - return -1; - } - - return 0; -} - -extern void Unix_CloseParallel(void) -{ - if (parpfd >= 0) - { - (void)close(parpfd); - parpfd = -1; - } -} - - -extern unsigned int Unix_WriteParallel(unsigned char *buf, int n) -{ - int ngone; - - if ((ngone = write(parpfd, buf, n)) < 0) - { - /* - * we ignore errors (except for debug purposes) - */ -#ifdef DEBUG - char errbuf[256]; - - sprintf(errbuf, "send_packet: write"); - perror(errbuf); -#endif - ngone = 0; - } - - /* finished */ - return (unsigned int)ngone; -} - - -#ifdef sun -extern void Unix_ResetParallel(void) -{ - struct bpp_transfer_parms tp; - -#ifdef DEBUG - printf("serpar_reset\n"); -#endif - - /* - * we need to set the parallel port up for BUSY handshaking, - * and select the timeout - */ - if (ioctl(parpfd, BPPIOC_GETPARMS, &tp) < 0) - { -#ifdef DEBUG - perror("ioctl(BPPIOCGETPARMS)"); -#endif - panic("serpar_reset: cannot get BPP parameters"); - } - - tp.write_handshake = BPP_BUSY_HS; - tp.write_timeout = PP_TIMEOUT; - - if (ioctl(parpfd, BPPIOC_SETPARMS, &tp) < 0) - { -#ifdef DEBUG - perror("ioctl(BPPIOC_SETPARMS)"); -#endif - panic("serpar_reset: cannot set BPP parameters"); - } -} - -#else - -/* Parallel not supported on HP */ - -extern void Unix_ResetParallel(void) -{ -} - -#endif - |
