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arch
ia64
hp
sim
hpsim_console.c
Go to the documentation of this file.
1
/*
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* Platform dependent support for HP simulator.
3
*
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* Copyright (C) 1998, 1999, 2002 Hewlett-Packard Co
5
* David Mosberger-Tang <
[email protected]
>
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* Copyright (C) 1999 Vijay Chander <
[email protected]
>
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*/
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#include <
linux/init.h
>
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#include <linux/kernel.h>
11
#include <
linux/param.h
>
12
#include <linux/string.h>
13
#include <linux/types.h>
14
#include <linux/tty.h>
15
#include <linux/kdev_t.h>
16
#include <
linux/console.h
>
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#include <asm/delay.h>
19
#include <asm/irq.h>
20
#include <asm/pal.h>
21
#include <asm/machvec.h>
22
#include <asm/pgtable.h>
23
#include <
asm/sal.h
>
24
#include <
asm/hpsim.h
>
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#include "
hpsim_ssc.h
"
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static
int
simcons_init (
struct
console
*,
char
*);
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static
void
simcons_write (
struct
console
*,
const
char
*,
unsigned
);
30
static
struct
tty_driver
*simcons_console_device (
struct
console
*,
int
*);
31
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static
struct
console
hpsim_cons = {
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.name =
"simcons"
,
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.write = simcons_write,
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.device = simcons_console_device,
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.setup = simcons_init,
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.flags =
CON_PRINTBUFFER
,
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.index = -1,
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};
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static
int
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simcons_init (
struct
console
*
cons
,
char
*
options
)
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{
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return
0;
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}
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static
void
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simcons_write (
struct
console
*
cons
,
const
char
*
buf
,
unsigned
count
)
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{
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unsigned
long
ch;
51
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while
(count-- > 0) {
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ch = *buf++;
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ia64_ssc
(ch, 0, 0, 0,
SSC_PUTCHAR
);
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if
(ch ==
'\n'
)
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ia64_ssc
(
'\r'
, 0, 0, 0,
SSC_PUTCHAR
);
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}
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}
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static
struct
tty_driver
*simcons_console_device (
struct
console
*
c
,
int
*
index
)
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{
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*index = c->
index
;
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return
hp_simserial_driver
;
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}
65
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int
simcons_register
(
void
)
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{
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if
(!
ia64_platform_is
(
"hpsim"
))
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return
1;
70
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if
(hpsim_cons.
flags
&
CON_ENABLED
)
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return
1;
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register_console
(&hpsim_cons);
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return
0;
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}
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