From 3ba686544ff0838d5fd977952348d8088b9c69c1 Mon Sep 17 00:00:00 2001 From: wdenk Date: Wed, 11 Oct 2000 22:04:29 +0000 Subject: [PATCH] Initial revision --- include/asm-ppc/sigcontext.h | 15 +++++ tools/gdb/error.c | 58 ++++++++++++++++++ tools/gdb/error.h | 7 +++ tools/gdb/gdbcont.c | 64 ++++++++++++++++++++ tools/gdb/gdbsend.c | 114 +++++++++++++++++++++++++++++++++++ tools/gdb/remote.h | 5 ++ tools/gdb/serial.h | 11 ++++ 7 files changed, 274 insertions(+) create mode 100644 include/asm-ppc/sigcontext.h create mode 100644 tools/gdb/error.c create mode 100644 tools/gdb/error.h create mode 100644 tools/gdb/gdbcont.c create mode 100644 tools/gdb/gdbsend.c create mode 100644 tools/gdb/remote.h create mode 100644 tools/gdb/serial.h diff --git a/include/asm-ppc/sigcontext.h b/include/asm-ppc/sigcontext.h new file mode 100644 index 0000000000..4bd66a707d --- /dev/null +++ b/include/asm-ppc/sigcontext.h @@ -0,0 +1,15 @@ +#ifndef _ASM_PPC_SIGCONTEXT_H +#define _ASM_PPC_SIGCONTEXT_H + +#include + + +struct sigcontext_struct { + unsigned long _unused[4]; + int signal; + unsigned long handler; + unsigned long oldmask; + struct pt_regs *regs; +}; + +#endif diff --git a/tools/gdb/error.c b/tools/gdb/error.c new file mode 100644 index 0000000000..aea2901114 --- /dev/null +++ b/tools/gdb/error.c @@ -0,0 +1,58 @@ +#include +#include +#include +#include +#include "error.h" + +char *pname; + +void +Warning(char *fmt, ...) +{ + va_list args; + + fprintf(stderr, "%s: WARNING: ", pname); + + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + + fprintf(stderr, "\n"); +} + +void +Error(char *fmt, ...) +{ + va_list args; + + fprintf(stderr, "%s: ERROR: ", pname); + + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + + fprintf(stderr, "\n"); + + exit(1); +} + +void +Perror(char *fmt, ...) +{ + va_list args; + int e = errno; + char *p; + + fprintf(stderr, "%s: ERROR: ", pname); + + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + + if ((p = strerror(e)) == NULL || *p == '\0') + fprintf(stderr, ": Unknown Error (%d)\n", e); + else + fprintf(stderr, ": %s\n", p); + + exit(1); +} diff --git a/tools/gdb/error.h b/tools/gdb/error.h new file mode 100644 index 0000000000..907709f767 --- /dev/null +++ b/tools/gdb/error.h @@ -0,0 +1,7 @@ +#include + +extern char *pname; + +extern void Warning(char *, ...); +extern void Error(char *, ...); +extern void Perror(char *, ...); diff --git a/tools/gdb/gdbcont.c b/tools/gdb/gdbcont.c new file mode 100644 index 0000000000..ee9553cd52 --- /dev/null +++ b/tools/gdb/gdbcont.c @@ -0,0 +1,64 @@ +#include +#include +#include +#include +#include "serial.h" +#include "error.h" +#include "remote.h" + +char *serialdev = "/dev/term/b"; +speed_t speed = B230400; +int verbose = 0; + +int +main(int ac, char **av) +{ + int c, sfd; + + if ((pname = strrchr(av[0], '/')) == NULL) + pname = av[0]; + else + pname++; + + while ((c = getopt(ac, av, "b:p:v")) != EOF) + switch (c) { + + case 'b': + if ((speed = cvtspeed(optarg)) == B0) + Error("can't decode baud rate specified in -b option"); + break; + + case 'p': + serialdev = optarg; + break; + + case 'v': + verbose = 1; + break; + + default: + usage: + fprintf(stderr, "Usage: %s [-b bps] [-p dev] [-v]\n", pname); + exit(1); + } + if (optind != ac) + goto usage; + + if (verbose) + fprintf(stderr, "Opening serial port and sending continue...\n"); + + if ((sfd = serialopen(serialdev, speed)) < 0) + Perror("open of serial device '%s' failed", serialdev); + + remote_desc = sfd; + remote_reset(); + remote_continue(); + + if (serialclose(sfd) < 0) + Perror("close of serial device '%s' failed", serialdev); + + if (verbose) + fprintf(stderr, "Done.\n"); + + return (0); +} diff --git a/tools/gdb/gdbsend.c b/tools/gdb/gdbsend.c new file mode 100644 index 0000000000..d46ab48467 --- /dev/null +++ b/tools/gdb/gdbsend.c @@ -0,0 +1,114 @@ +#include +#include +#include +#include +#include +#include +#include +#include "serial.h" +#include "error.h" +#include "remote.h" + +char *serialdev = "/dev/term/b"; +speed_t speed = B230400; +int verbose = 0, docont = 0; +unsigned long addr = 0x10000UL; + +int +main(int ac, char **av) +{ + int c, sfd, ifd; + char *ifn, *image; + struct stat ist; + + if ((pname = strrchr(av[0], '/')) == NULL) + pname = av[0]; + else + pname++; + + while ((c = getopt(ac, av, "a:b:cp:v")) != EOF) + switch (c) { + + case 'a': { + char *ep; + + addr = strtol(optarg, &ep, 0); + if (ep == optarg || *ep != '\0') + Error("can't decode address specified in -a option"); + break; + } + + case 'b': + if ((speed = cvtspeed(optarg)) == B0) + Error("can't decode baud rate specified in -b option"); + break; + + case 'c': + docont = 1; + break; + + case 'p': + serialdev = optarg; + break; + + case 'v': + verbose = 1; + break; + + default: + usage: + fprintf(stderr, + "Usage: %s [-a addr] [-b bps] [-c] [-p dev] [-v] imagefile\n", + pname); + exit(1); + } + + if (optind != ac - 1) + goto usage; + ifn = av[optind++]; + + if (verbose) + fprintf(stderr, "Opening file and reading image...\n"); + + if ((ifd = open(ifn, O_RDONLY)) < 0) + Perror("can't open kernel image file '%s'", ifn); + + if (fstat(ifd, &ist) < 0) + Perror("fstat '%s' failed", ifn); + + if ((image = (char *)malloc(ist.st_size)) == NULL) + Perror("can't allocate %ld bytes for image", ist.st_size); + + if ((c = read(ifd, image, ist.st_size)) < 0) + Perror("read of %d bytes from '%s' failed", ist.st_size, ifn); + + if (c != ist.st_size) + Error("read of %ld bytes from '%s' failed (%d)", ist.st_size, ifn, c); + + if (close(ifd) < 0) + Perror("close of '%s' failed", ifn); + + if (verbose) + fprintf(stderr, "Opening serial port and sending image...\n"); + + if ((sfd = serialopen(serialdev, speed)) < 0) + Perror("open of serial device '%s' failed", serialdev); + + remote_desc = sfd; + remote_reset(); + remote_write_bytes(addr, image, ist.st_size); + + if (docont) { + if (verbose) + fprintf(stderr, "[continue]"); + remote_continue(); + } + + if (serialclose(sfd) < 0) + Perror("close of serial device '%s' failed", serialdev); + + if (verbose) + fprintf(stderr, "Done.\n"); + + return (0); +} diff --git a/tools/gdb/remote.h b/tools/gdb/remote.h new file mode 100644 index 0000000000..bfc4a1f9b7 --- /dev/null +++ b/tools/gdb/remote.h @@ -0,0 +1,5 @@ +extern int remote_desc, remote_timeout; + +extern void remote_reset(void); +extern void remote_continue(void); +extern int remote_write_bytes(unsigned long, char *, int); diff --git a/tools/gdb/serial.h b/tools/gdb/serial.h new file mode 100644 index 0000000000..60629bd743 --- /dev/null +++ b/tools/gdb/serial.h @@ -0,0 +1,11 @@ +#include + +#define SERIAL_ERROR -1 /* General error, see errno for details */ +#define SERIAL_TIMEOUT -2 +#define SERIAL_EOF -3 + +extern speed_t cvtspeed(char *); +extern int serialopen(char *, speed_t); +extern int serialreadchar(int, int); +extern int serialwrite(int, char *, int); +extern int serialclose(int); -- 2.30.2