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/*
* Extracted from arch/m68k/kernel/setup.c.
* Should be properly generalized and put somewhere else.
* Jesper
*/
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/init.h>
#include <asm/setup.h>
#include <asm/bootinfo.h>
extern char cmd_line[CL_SIZE];
extern int num_memory;
extern int m68k_realnum_memory;
extern struct mem_info memory[NUM_MEMINFO];
extern struct mem_info m68k_memory[NUM_MEMINFO];
extern struct mem_info ramdisk;
extern int amiga_parse_bootinfo(const struct bi_record *);
extern int atari_parse_bootinfo(const struct bi_record *);
extern int mac_parse_bootinfo(const struct bi_record *);
void __init parse_bootinfo(const struct bi_record *record)
{
while (record->tag != BI_LAST) {
int unknown = 0;
const u_long *data = record->data;
switch (record->tag) {
case BI_MACHTYPE:
case BI_CPUTYPE:
case BI_FPUTYPE:
case BI_MMUTYPE:
/* Already set up by head.S */
break;
case BI_MEMCHUNK:
if (num_memory < NUM_MEMINFO) {
memory[num_memory].addr = data[0];
memory[num_memory].size = data[1];
num_memory++;
/* FIXME: duplicate for m68k drivers. */
m68k_memory[m68k_realnum_memory].addr = data[0];
m68k_memory[m68k_realnum_memory].size = data[1];
m68k_realnum_memory++;
} else
printk("parse_bootinfo: too many memory chunks\n");
break;
case BI_RAMDISK:
ramdisk.addr = data[0];
ramdisk.size = data[1];
break;
case BI_COMMAND_LINE:
strlcpy(cmd_line, (const char *)data, sizeof(cmd_line));
break;
default:
if (MACH_IS_AMIGA)
unknown = amiga_parse_bootinfo(record);
else if (MACH_IS_ATARI)
unknown = atari_parse_bootinfo(record);
else if (MACH_IS_MAC)
unknown = mac_parse_bootinfo(record);
else
unknown = 1;
}
if (unknown)
printk("parse_bootinfo: unknown tag 0x%04x ignored\n",
record->tag);
record = (struct bi_record *)((u_long)record+record->size);
}
}
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