From bf8f43ae8adf162d9acedd9dd4d4f9d3d4f0a646 Mon Sep 17 00:00:00 2001 From: Eric Botcazou Date: Wed, 21 Jan 2015 18:27:47 +0000 Subject: * COPYING.LIBGLOSS: Add Controls and Data Services copyright. * COPYING.NEWLIB: Likewise. libgloss/ * configure.in: Add Visium support. * configure: Regenerate. * visium/: New directory. newlib/ * configure.host: Add Visium support. * libc/machine/configure.in: Likewise. * libc/machine/configure: Regenerate. * libc/machine/visium/: New directory. * libc/include/machine/setjmp.h (_JBLEN): Define for Visium. * libc/include/machine/ieeefp.h (__IEEE_BIG_ENDIAN): Likewise. * libc/include/machine/time.h (_CLOCKS_PER_SEC_): Likewise. --- libgloss/visium/io.h | 141 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 141 insertions(+) create mode 100644 libgloss/visium/io.h (limited to 'libgloss/visium/io.h') diff --git a/libgloss/visium/io.h b/libgloss/visium/io.h new file mode 100644 index 000000000..a1bb879fb --- /dev/null +++ b/libgloss/visium/io.h @@ -0,0 +1,141 @@ +/* + * hosted io support. + * + * Copyright (c) 2006 CodeSourcery Inc + * + * The authors hereby grant permission to use, copy, modify, distribute, + * and license this software and its documentation for any purpose, provided + * that existing copyright notices are retained in all copies and that this + * notice is included verbatim in any distributions. No written agreement, + * license, or royalty fee is required for any of the authorized uses. + * Modifications to this software may be copyrighted by their authors + * and need not follow the licensing terms described here, provided that + * the new terms are clearly indicated on the first page of each file where + * they apply. + */ + +#include +#include +#include +#include + +#define HOSTED_EXIT 0 +#define HOSTED_INIT_SIM 1 +#define HOSTED_OPEN 2 +#define HOSTED_CLOSE 3 +#define HOSTED_READ 4 +#define HOSTED_WRITE 5 +#define HOSTED_LSEEK 6 +#define HOSTED_RENAME 7 +#define HOSTED_UNLINK 8 +#define HOSTED_STAT 9 +#define HOSTED_FSTAT 10 +#define HOSTED_GETTIMEOFDAY 11 +#define HOSTED_ISATTY 12 +#define HOSTED_SYSTEM 13 + +/* This function is provided by the board's BSP, because the precise + mechanism of informing gdb is board specific. */ +extern int __io_hosted (int func, void *args); + +/* Protocol specific representation of datatypes, as specified in D.9.11 + * of the GDB manual. + * Note that since the m68k is big-endian, we can use native + * representations of integer datatypes in structured datatypes. */ + +typedef uint32_t gdb_mode_t; +typedef uint32_t gdb_time_t; + +struct gdb_stat { + uint32_t st_dev; /* device */ + uint32_t st_ino; /* inode */ + gdb_mode_t st_mode; /* protection */ + uint32_t st_nlink; /* number of hard links */ + uint32_t st_uid; /* user ID of owner */ + uint32_t st_gid; /* group ID of owner */ + uint32_t st_rdev; /* device type (if inode device) */ + uint64_t st_size; /* total size, in bytes */ + uint64_t st_blksize; /* blocksize for filesystem I/O */ + uint64_t st_blocks; /* number of blocks allocated */ + gdb_time_t st_atime; /* time of last access */ + gdb_time_t st_mtime; /* time of last modification */ + gdb_time_t st_ctime; /* time of last change */ +}; + +struct gdb_timeval { + gdb_time_t tv_sec; /* second */ + uint64_t tv_usec; /* microsecond */ +}; + + +/* Parameters are passed between the library and the debugging stub + * in a fixed-size buffer. + */ + +typedef uint32_t gdb_parambuf_t[4]; + +/* open flags */ + +#define GDB_O_RDONLY 0x0 +#define GDB_O_WRONLY 0x1 +#define GDB_O_RDWR 0x2 +#define GDB_O_APPEND 0x8 +#define GDB_O_CREAT 0x200 +#define GDB_O_TRUNC 0x400 +#define GDB_O_EXCL 0x800 + +/* mode_t values */ + +#define GDB_S_IFREG 0100000 +#define GDB_S_IFDIR 040000 +#define GDB_S_IRUSR 0400 +#define GDB_S_IWUSR 0200 +#define GDB_S_IXUSR 0100 +#define GDB_S_IRGRP 040 +#define GDB_S_IWGRP 020 +#define GDB_S_IXGRP 010 +#define GDB_S_IROTH 04 +#define GDB_S_IWOTH 02 +#define GDB_S_IXOTH 01 + +/* errno values */ + +#define GDB_EPERM 1 +#define GDB_ENOENT 2 +#define GDB_EINTR 4 +#define GDB_EBADF 9 +#define GDB_EACCES 13 +#define GDB_EFAULT 14 +#define GDB_EBUSY 16 +#define GDB_EEXIST 17 +#define GDB_ENODEV 19 +#define GDB_ENOTDIR 20 +#define GDB_EISDIR 21 +#define GDB_EINVAL 22 +#define GDB_ENFILE 23 +#define GDB_EMFILE 24 +#define GDB_EFBIG 27 +#define GDB_ENOSPC 28 +#define GDB_ESPIPE 29 +#define GDB_EROFS 30 +#define GDB_ENAMETOOLONG 91 +#define GDB_EUNKNOWN 9999 + +/* lseek flags */ + +#define GDB_SEEK_SET 0 +#define GDB_SEEK_CUR 1 +#define GDB_SEEK_END 2 + + +/* conversion functions */ + +extern gdb_mode_t __hosted_to_gdb_mode_t (mode_t m); +extern int32_t __hosted_to_gdb_open_flags (int f); +extern int32_t __hosted_to_gdb_lseek_flags (int f); + +extern void __hosted_from_gdb_stat (const struct gdb_stat *gs, + struct stat *s); +extern void __hosted_from_gdb_timeval (const struct gdb_timeval *gt, + struct timeval *t); +extern int __hosted_from_gdb_errno (int32_t err); -- cgit v1.2.3