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* Hypervisor Software File: prom_console.c
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
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* ========== Copyright Header End ============================================
* Copyright (c) 2000-2003 Sun Microsystems, Inc.
* Use is subject to license terms.
#pragma ident "@(#)prom_console.c 1.1 00/08/07 SMI"
#include <sys/promimpl.h>
* Return ihandle of stdin
static ihandle_t istdin
= 0;
static char *name
= "stdin";
if (prom_getproplen(prom_chosennode(), name
) != sizeof (ihandle_t
)) {
return (istdin
= (ihandle_t
)-1);
(void) prom_getprop(prom_chosennode(), name
, (caddr_t
)(&istdin
));
istdin
= prom_decode_int(istdin
);
* Return ihandle of stdout
prom_stdout_ihandle(void)
static ihandle_t istdout
= 0;
static char *name
= "stdout";
if (prom_getproplen(prom_chosennode(), name
) != sizeof (ihandle_t
)) {
return (istdout
= (ihandle_t
)-1);
(void) prom_getprop(prom_chosennode(), name
, (caddr_t
)(&istdout
));
istdout
= prom_decode_int(istdout
);
while ((c
= prom_mayget()) == -1)
rv
= prom_read(prom_stdin_ihandle(), &c
, 1);
return (rv
== 1 ? (int)c
: -1);
while (prom_mayput(c
) == -1)
* prom_write returns the number of bytes that were written
if (prom_write(prom_stdout_ihandle(), &c
, 1) > 0)