hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

sparc: Delete prom_*getchar(). 

Completely unused.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2010-11-30 14:53:05 -08:00
parent e62cac1fd0
commit 12c7a35ee6
4 changed files with 0 additions and 83 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/sparc/include/asm/oplib_32.h
View File

@ -102,11 +102,6 @@ extern int prom_getrev(void);
/* Get the prom firmware revision. */
extern int prom_getprev(void);
/* Character operations to/from the console.... */
/* Blocking get character from console. */
extern void prom_getchar(char *buf);
/* Blocking put character to console. */
extern void prom_putchar(const char *buf);

5
arch/sparc/include/asm/oplib_64.h
View File

@ -94,11 +94,6 @@ extern void prom_halt_power_off(void) __attribute__ ((noreturn));
*/
extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size);
/* Character operations to/from the console.... */
/* Blocking get character from console. */
extern void prom_getchar(char *buf);
/* Blocking put character to console. */
extern void prom_putchar(const char *buf);

41
arch/sparc/prom/console_32.c
View File

@ -16,37 +16,6 @@
extern void restore_current(void);
/* Non blocking get character from console input device, returns -1
* if no input was taken. This can be used for polling.
*/
static int prom_nbgetchar(char *buf)
{
unsigned long flags;
int i = -1;
spin_lock_irqsave(&prom_lock, flags);
switch(prom_vers) {
case PROM_V0:
i = (*(romvec->pv_nbgetchar))();
if (i != -1) {
*buf = i;
i = 0;
}
break;
case PROM_V2:
case PROM_V3:
if ((*(romvec->pv_v2devops).v2_dev_read)(*romvec->pv_v2bootargs.fd_stdin,
buf, 0x1) == 1)
i = 0;
break;
default:
break;
};
restore_current();
spin_unlock_irqrestore(&prom_lock, flags);
return i; /* Ugh, we could spin forever on unsupported proms ;( */
}
/* Non blocking put character to console device, returns -1 if
* unsuccessful.
*/
@ -74,16 +43,6 @@ static int prom_nbputchar(const char *buf)
return i; /* Ugh, we could spin forever on unsupported proms ;( */
}
/* Blocking version of get character routine above. */
void prom_getchar(char *buf)
{
while (1) {
int err = prom_nbgetchar(buf);
if (!err)
break;
}
}
/* Blocking version of put character routine above. */
void prom_putchar(const char *buf)
{

32
arch/sparc/prom/console_64.c
View File

@ -15,28 +15,6 @@
extern int prom_stdin, prom_stdout;
/* Non blocking get character from console input device, returns -1
* if no input was taken. This can be used for polling.
*/
static int prom_nbgetchar(char *buf)
{
unsigned long args[7];
args[0] = (unsigned long) "read";
args[1] = 3;
args[2] = 1;
args[3] = (unsigned int) prom_stdin;
args[4] = (unsigned long) buf;
args[5] = 1;
args[6] = (unsigned long) -1;
p1275_cmd_direct(args);
if (args[6] == 1)
return 0;
return -1;
}
/* Non blocking put character to console device, returns -1 if
* unsuccessful.
*/
@ -60,16 +38,6 @@ static int prom_nbputchar(const char *buf)
return -1;
}
/* Blocking version of get character routine above. */
void prom_getchar(char *buf)
{
while (1) {
int err = prom_nbgetchar(buf);
if (!err)
break;
}
}
/* Blocking version of put character routine above. */
void prom_putchar(const char *buf)
{