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Diffstat (limited to 'libgloss/frv/sim-time.c')
-rw-r--r-- | libgloss/frv/sim-time.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/libgloss/frv/sim-time.c b/libgloss/frv/sim-time.c new file mode 100644 index 000000000..b28ceca02 --- /dev/null +++ b/libgloss/frv/sim-time.c @@ -0,0 +1,78 @@ +/* sim-time.c -- stubs so clock can be linked in. + * + * Copyright (c) 2002 Red Hat, 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 <errno.h> +#include <sys/time.h> +#include <sys/times.h> +#include "glue.h" + +/* + * time -- simulator interface to return current time in seconds. + */ +__asm__ ("\ + .text\n\ + .globl _sim_time\n\ + .type _sim_time,@function\n\ +_sim_time:\n\ + setlos #18, gr7\n\ + tira gr0, #0\n\ + ret\n\ +.Lsim:\n\ + .size _sim_time,.Lsim-_sim_time"); + +extern time_t _sim_time (void) __asm__("_sim_time"); + + +/* + * time -- return current time in seconds. + */ +time_t +_DEFUN (time, time (t), + time_t *t) +{ + time_t ret = _sim_time (); + + if (t) + *t = ret; + + return ret; +} + +/* + * _times -- no clock, so return an error. + */ +int +_DEFUN (_times, _times (buf), + struct tms *buf) +{ + errno = EINVAL; + return (-1); +} + +/* + * _gettimeofday -- implement in terms of time, which means we can't return the + * microseconds. + */ +int +_DEFUN (_gettimeofday, _gettimeofday (tv, tz), + struct timeval *tv _AND + struct timezone *tz) +{ + if (tz) + tz->tz_minuteswest = tz->tz_dsttime = 0; + + tv->tv_usec = 0; + tv->tv_sec = _sim_time (); + return 0; +} |