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bootparse.c

#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <asm/irq.h>
#include <asm/setup.h>
#include <asm/bootinfo.h>
#include <asm/macintosh.h>

/*
 *    Booter vars
 */

int boothowto;
int _boothowto;

/*
 *    Called early to parse the environment (passed to us from the booter)
 *    into a bootinfo struct. Will die as soon as we have our own booter
 */

#define atol(x)   simple_strtoul(x,NULL,0)

void parse_booter(char *env)
{
      char *name;
      char *value;
#if 0
      while(0 && *env)
#else
      while(*env)
#endif
      {
            name=env;
            value=name;
            while(*value!='='&&*value)
                  value++;
            if(*value=='=')
                  *value++=0;
            env=value;
            while(*env)
                  env++;
            env++;
#if 0
            if(strcmp(name,"VIDEO_ADDR")==0)
                  mac_mch.videoaddr=atol(value);
            if(strcmp(name,"ROW_BYTES")==0)
                  mac_mch.videorow=atol(value);
            if(strcmp(name,"SCREEN_DEPTH")==0)
                  mac_mch.videodepth=atol(value);
            if(strcmp(name,"DIMENSIONS")==0)
                  mac_mch.dimensions=atol(value);
#endif
            if(strcmp(name,"BOOTTIME")==0)
                  mac_bi_data.boottime=atol(value);
            if(strcmp(name,"GMTBIAS")==0)
                  mac_bi_data.gmtbias=atol(value);
            if(strcmp(name,"BOOTERVER")==0)
                  mac_bi_data.bootver=atol(value);
            if(strcmp(name,"MACOS_VIDEO")==0)
                  mac_bi_data.videological=atol(value);
            if(strcmp(name,"MACOS_SCC")==0)
                  mac_bi_data.sccbase=atol(value);
            if(strcmp(name,"MACHINEID")==0)
                  mac_bi_data.id=atol(value);
            if(strcmp(name,"MEMSIZE")==0)
                  mac_bi_data.memsize=atol(value);
            if(strcmp(name,"SERIAL_MODEM_FLAGS")==0)
                  mac_bi_data.serialmf=atol(value);
            if(strcmp(name,"SERIAL_MODEM_HSKICLK")==0)
                  mac_bi_data.serialhsk=atol(value);
            if(strcmp(name,"SERIAL_MODEM_GPICLK")==0)
                  mac_bi_data.serialgpi=atol(value);
            if(strcmp(name,"SERIAL_PRINT_FLAGS")==0)
                  mac_bi_data.printmf=atol(value);
            if(strcmp(name,"SERIAL_PRINT_HSKICLK")==0)
                  mac_bi_data.printhsk=atol(value);
            if(strcmp(name,"SERIAL_PRINT_GPICLK")==0)
                  mac_bi_data.printgpi=atol(value);
            if(strcmp(name,"PROCESSOR")==0)
                  mac_bi_data.cpuid=atol(value);
            if(strcmp(name,"ROMBASE")==0)
                  mac_bi_data.rombase=atol(value);
            if(strcmp(name,"TIMEDBRA")==0)
                  mac_bi_data.timedbra=atol(value);
            if(strcmp(name,"ADBDELAY")==0)
                  mac_bi_data.adbdelay=atol(value);
      }
#if 0 /* XXX: TODO with m68k_mach_* */
      /* Fill in the base stuff */
      boot_info.machtype=MACH_MAC;
      /* Read this from the macinfo we got ! */
/*    boot_info.cputype=CPU_68020|FPUB_68881;*/
/*    boot_info.memory[0].addr=0;*/
/*    boot_info.memory[0].size=((mac_bi_data.id>>7)&31)<<20;*/
      boot_info.num_memory=1;       /* On a MacII */
      boot_info.ramdisk_size=0;     /* For now */
      *boot_info.command_line=0;
#endif
 }


void print_booter(char *env)
{
      char *name;
      char *value;
      while(*env)
      {
            name=env;
            value=name;
            while(*value!='='&&*value)
                  value++;
            if(*value=='=')
                  *value++=0;
            env=value;
            while(*env)
                  env++;
            env++;
            printk("%s=%s\n", name,value);
      }
 }



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