mirror of
https://github.com/autc04/Retro68.git
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221 lines
2.6 KiB
C
221 lines
2.6 KiB
C
#ifdef TARGET_CPU_SPARC64
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#include <sys/types.h>
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#endif
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#include <sys/time.h>
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void
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putTtyChar(int c)
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{
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/* 2 is fork under solaris; bad juju */
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asm(" mov %i0,%o0 \n\
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or %g0,2,%g1 \n\
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ta 8 \n\
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nop");
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}
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int
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write(int fd,char *ptr,int amt)
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{
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if (fd < 0 || fd > 2)
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{
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return -1;
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}
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asm(" or %g0, 4, %g1 \n\
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ta 8 \n\
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nop");
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return amt;
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}
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int
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read(int fd,char *ptr,int amt)
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{
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if (fd < 0 || fd > 2)
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{
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return -1;
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}
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asm(" or %g0, 3, %g1 \n\
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ta 8 \n\
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nop");
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return amt;
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}
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void
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_exit(int code)
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{
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while(1) {
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asm(" or %g0,1,%g1 \n\
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ta 8 \n\
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nop \n\
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ta 1 \n\
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nop");
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}
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}
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int
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setitimer(int which, const struct itimerval *value, struct itimerval *ovalue)
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{
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asm(" or %g0, 158, %g1 \n\
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ta 8 \n\
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nop");
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}
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long
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sbrk (unsigned long amt)
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{
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extern char _end;
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static char *ptr = 0;
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char *res;
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if (ptr == 0)
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ptr = &_end;
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if (amt == 0)
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return (long)ptr;
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if (((long)ptr) % 8)
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ptr = ptr + (8 - (((long)(ptr)) % 8));
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res = ptr;
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ptr += amt;
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return (long)res;
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}
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#ifdef TARGET_CPU_SPARC64
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long
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_sbrk_r (void *foo, unsigned long amt)
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{
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return sbrk(amt);
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}
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long
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_fstat_r (void *foo, void *bar, void *baz)
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{
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return -1;
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}
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long
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_brk_r (void *foo)
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{
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return sbrk(0);
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}
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int
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_open_r (char *filename, int mode)
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{
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return open (filename, mode);
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}
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int
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_close_r (int fd)
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{
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return close(fd);
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}
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#endif
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int
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close (int fd)
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{
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return 0;
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}
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int
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fstat(int des,void *buf)
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{
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return -1;
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}
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int
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lseek(int des,unsigned long offset, int whence)
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{
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return -1;
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}
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int
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isatty(int fd)
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{
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return (fd < 3);
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}
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int
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kill (int pid, int signal)
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{
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asm ("or %g0, 37, %g1 \n\
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ta 8 \n\
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nop");
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}
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int
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getpid ()
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{
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return -1;
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}
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int
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getitimer (int which, struct itimerval *value)
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{
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asm ("or %g0, 157, %g1 \n\
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ta 8 \n\
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nop");
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}
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void
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__install_signal_handler (void *func)
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{
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asm ("mov %o0, %o1 \n\
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mov %g0, %o0 \n\
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or %g0, 48, %g1 \n\
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ta 8 \n\
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nop");
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}
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int
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gettimeofday (struct timeval *tp, void *tzp)
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{
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asm ("or %g0, 156, %g1 \n\
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ta 8 \n\
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nop");
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}
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int
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stime (long *seconds)
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{
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asm ("or %g0, 25, %g1 \n\
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ta 8 \n\
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nop");
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}
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int
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add_mapping (long vma, long pma, long size)
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{
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asm ("or %g0, 115, %g1 \n\
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ta 8 \n\
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nop");
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}
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int
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remove_mapping (long vma, long vma_end)
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{
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asm ("or %g0, 117, %g1 \n\
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ta 8 \n\
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nop");
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}
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int
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open (char *filename, int mode)
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{
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return -1;
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}
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void *
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__getProgramArgs (int *argv)
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{
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int *res;
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/* 184 is tsolsys under solaris; bad juju */
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asm ("mov %1, %%o0 \n\
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or %%g0, 184, %%g1 \n\
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ta 8 \n\
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nop \n\
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mov %%o0, %0" : "=r" (res) : "r" (argv): "g1");
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return res;
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}
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