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/*
* Wrap-around code for a console using the
* SGI PROM io-routines.
*
* Copyright (c) 1999 Ulf Carlsson
*
* Derived from DECstation promcon.c
* Copyright (c) 1998 Harald Koerfgen
*/
#include <linux/tty.h>
#include <linux/major.h>
#include <linux/ptrace.h>
#include <linux/init.h>
#include <linux/console.h>
#include <linux/fs.h>
/*
#include <asm/sgialib.h>
*/
extern void prom_printf(char *fmt, ...);
unsigned long splx(unsigned long mask){return 0;}
#if 0
unsigned long ramsize=0x100000;
unsigned long RamSize(){return ramsize;}
extern void prom_printf(char *fmt, ...);
unsigned long splx(unsigned long mask){return 0;}
long PssSetIntHandler(unsigned long intnum, void *handler){}
long PssEnableInt(unsigned long intnum){}
long PssDisableInt(unsigned long intnum){}
unsigned long t_ident(char name[4], unsigned long node, unsigned long *tid){}
#endif
extern void SerialPollConout(unsigned char c);
static void prom_console_write(struct console *co, const char *s,
unsigned count)
{
unsigned i;
/*
* Now, do each character
*/
for (i = 0; i < count; i++) {
if (*s == 10)
SerialPollConout(13);
SerialPollConout(*s++);
}
}
extern int prom_getchar(void);
static int prom_console_wait_key(struct console *co)
{
return prom_getchar();
}
extern void SerialPollInit(void);
extern void SerialSetup(unsigned long baud, unsigned long console, unsigned long host, unsigned long intr_desc);
static int __init prom_console_setup(struct console *co, char *options)
{
SerialSetup(19200,1,1,3);
SerialPollInit();
SerialPollOn();
return 0;
}
static kdev_t prom_console_device(struct console *c)
{
return MKDEV(TTY_MAJOR, 64 + c->index);
}
static struct console sercons =
{
"ttyS",
prom_console_write,
NULL,
prom_console_device,
prom_console_wait_key,
NULL,
prom_console_setup,
CON_PRINTBUFFER,
-1,
0,
NULL
};
/*
* Register console.
*/
void serial_console_init(void)
{
register_console(&sercons);
}
extern void prom_putchar(int mychar);
static char ppbuf[1000];
void prom_printf(char *fmt, ...)
{
va_list args;
char ch, *bptr;
int i;
va_start(args, fmt);
i = vsprintf(ppbuf, fmt, args);
bptr = ppbuf;
while((ch = *(bptr++)) != 0) {
if(ch == '\n')
prom_putchar('\r');
prom_putchar(ch);
}
va_end(args);
return;
}
void prom_putchar(int mychar){}
int prom_getchar(void){return 0;}
struct app_header_s {
unsigned long MAGIC_JMP;
unsigned long MAGIC_NOP;
unsigned long header_tag;
unsigned long header_flags;
unsigned long header_length;
unsigned long header_cksum;
void *load_addr;
void *end_addr;
void *start_addr;
char *app_name_p;
char *version_p;
char *date_p;
char *time_p;
unsigned long type;
unsigned long crc;
unsigned long reserved;
};
typedef struct app_header_s app_header_t;
char linked_app_name[]="linux";
char *linked_app_name_p=&linked_app_name[0];
char linked_app_ver[]="2.4 -test1";
char *linked_app_ver_p=&linked_app_ver[0];
char linked_app_date[]="today";
char *linked_app_date_p=&linked_app_date[0];
char linked_app_time[]="now";
char *linked_app_time_p=&linked_app_time[0];
extern void *__bss_start;
extern void *kernel_entry;
app_header_t app_header __attribute__ ((section (".app_header"))) = {
(0x10000000 | (((sizeof(app_header_t)>>2)-1) & 0xffff)) ,
0 ,
(((( 0x4321 ) & 0xFFFF) << 16) | (( 0x0100 ) & 0xFFFF)) ,
0x80000000 ,
sizeof(app_header_t),
0,
&app_header,
&__bss_start,
&kernel_entry,
linked_app_name,
linked_app_ver,
linked_app_date,
linked_app_time,
0
};
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