void
prom_puts(char *s, int len)
{
p1275_cmd("write", P1275_ARG(1,P1275_ARG_IN_BUF)|
P1275_INOUT(3,1),
prom_stdout, s, P1275_SIZE(len));
}
int prom_ihandle2path(int handle, char *buffer, int bufsize)
{
return p1275_cmd("instance-to-path",
P1275_ARG(1,P1275_ARG_OUT_BUF)|
P1275_INOUT(3, 1),
handle, buffer, P1275_SIZE(bufsize));
}
/* Non blocking get character from console input device, returns -1
* if no input was taken. This can be used for polling.
*/
__inline__ int
prom_nbgetchar(void)
{
char inc;
if (p1275_cmd("read", P1275_ARG(1,P1275_ARG_OUT_BUF)|
P1275_INOUT(3,1),
prom_stdin, &inc, P1275_SIZE(1)) == 1)
return inc;
else
return -1;
}
/* Get "Unumber" string for the SIMM at the given
* memory address. Usually this will be of the form
* "Uxxxx" where xxxx is a decimal number which is
* etched into the motherboard next to the SIMM slot
* in question.
*/
int prom_getunumber(int syndrome_code,
unsigned long phys_addr,
char *buf, int buflen)
{
return p1275_cmd(prom_callmethod_name,
(P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_ARG(3, P1275_ARG_OUT_BUF) |
P1275_ARG(6, P1275_ARG_IN_64B) |
P1275_INOUT(8, 2)),
"SUNW,get-unumber", prom_get_memory_ihandle(),
buflen, buf, P1275_SIZE(buflen),
0, phys_addr, syndrome_code);
}
/* Non blocking put character to console device, returns -1 if
* unsuccessful.
*/
__inline__ int
prom_nbputchar(char c)
{
char outc;
outc = c;
if (p1275_cmd("write", P1275_ARG(1,P1275_ARG_IN_BUF)|
P1275_INOUT(3,1),
prom_stdout, &outc, P1275_SIZE(1)) == 1)
return 0;
else
return -1;
}
/* Acquire a property 'prop' at node 'node' and place it in
* 'buffer' which has a size of 'bufsize'. If the acquisition
* was successful the length will be returned, else -1 is returned.
*/
inline int prom_getproperty(int node, const char *prop,
char *buffer, int bufsize)
{
int plen;
plen = prom_getproplen(node, prop);
if ((plen > bufsize) || (plen == 0) || (plen == -1)) {
return -1;
} else {
/* Ok, things seem all right. */
return p1275_cmd(prom_getprop_name,
P1275_ARG(1,P1275_ARG_IN_STRING)|
P1275_ARG(2,P1275_ARG_OUT_BUF)|
P1275_INOUT(4, 1),
node, prop, buffer, P1275_SIZE(plen));
}
}
/* Set property 'pname' at node 'node' to value 'value' which has a length
* of 'size' bytes. Return the number of bytes the prom accepted.
*/
int
prom_setprop(int node, const char *pname, char *value, int size)
{
if (size == 0)
return 0;
if ((pname == 0) || (value == 0))
return 0;
#ifdef CONFIG_SUN_LDOMS
if (ldom_domaining_enabled) {
ldom_set_var(pname, value);
return 0;
}
#endif
return p1275_cmd ("setprop", P1275_ARG(1,P1275_ARG_IN_STRING)|
P1275_ARG(2,P1275_ARG_IN_BUF)|
P1275_INOUT(4, 1),
node, pname, value, P1275_SIZE(size));
}