main.c,v

powerpc内核mpc8241linux系统下init驱动程序

	{ "md",      0x0900 },	     
#endif     
#ifdef CONFIG_BLK_DEV_XD
	{ "xda",     0x0d00 },
	{ "xdb",     0x0d40 },
#endif
#ifdef CONFIG_BLK_DEV_RAM
	{ "ram",     0x0100 },
#endif
#ifdef CONFIG_BLK_DEV_SR
	{ "scd",     0x0b00 },
#endif
#ifdef CONFIG_MCD
	{ "mcd",     0x1700 },
#endif
#ifdef CONFIG_CDU535
	{ "cdu535",  0x1800 },
	{ "sonycd",  0x1800 },
#endif
#ifdef CONFIG_AZTCD
	{ "aztcd",   0x1d00 },
#endif
#ifdef CONFIG_CM206
	{ "cm206cd", 0x2000 },
#endif
#ifdef CONFIG_GSCD
	{ "gscd",    0x1000 },
#endif
#ifdef CONFIG_SBPCD
	{ "sbpcd",   0x1900 },
#endif
#ifdef CONFIG_BLK_DEV_PS2
	{ "eda",     0x2400 },
	{ "edb",     0x2440 },
#endif
#ifdef CONFIG_PARIDE_PD
	{ "pda",	0x2d00 },
	{ "pdb",	0x2d10 },
	{ "pdc",	0x2d20 },
	{ "pdd",	0x2d30 },
#endif
#ifdef CONFIG_PARIDE_PCD
	{ "pcd",	0x2e00 },
#endif
#ifdef CONFIG_PARIDE_PF
	{ "pf",		0x2f00 },
#endif
#if CONFIG_APBLOCK
	{ "apblock", APBLOCK_MAJOR << 8},
#endif
#if CONFIG_DDV
	{ "ddv", DDV_MAJOR << 8},
#endif
	{ NULL, 0 }
};

kdev_t __init name_to_kdev_t(char *line)
{
	int base = 0;
	if (strncmp(line,"/dev/",5) == 0) {
		struct dev_name_struct *dev = root_dev_names;
		line += 5;
		do {
			int len = strlen(dev->name);
			if (strncmp(line,dev->name,len) == 0) {
				line += len;
				base = dev->num;
				break;
			}
			dev++;
		} while (dev->name);
	}
	return to_kdev_t(base + simple_strtoul(line,NULL,base?10:16));
}

static void __init root_dev_setup(char *line, int *num)
{
	ROOT_DEV = name_to_kdev_t(line);
}

/*
 * List of kernel command line parameters. The first table lists parameters
 * which are subject to values parsing (leading numbers are converted to
 * an array of ints and chopped off the string), the second table contains
 * the few exceptions which obey their own syntax rules.
 */

struct kernel_param {
	const char *str;
	void (*setup_func)(char *, int *);
};

static struct kernel_param cooked_params[] __initdata = {
/* FIXME: make PNP just become reserve_setup */
#ifndef CONFIG_KERNEL_PNP_RESOURCE
	{ "reserve=", reserve_setup },
#else
	{ "reserve=", pnp_reserve_setup },
#endif
	{ "profile=", profile_setup },
#ifdef __SMP__
	{ "nosmp", smp_setup },
	{ "maxcpus=", smp_setup },
#ifdef CONFIG_X86_IO_APIC
	{ "noapic", ioapic_setup },
	{ "pirq=", ioapic_pirq_setup },
#endif
#endif
#ifdef CONFIG_BLK_DEV_RAM
	{ "ramdisk_start=", ramdisk_start_setup },
	{ "load_ramdisk=", load_ramdisk },
	{ "prompt_ramdisk=", prompt_ramdisk },
	{ "ramdisk=", ramdisk_size },
	{ "ramdisk_size=", ramdisk_size },
#ifdef CONFIG_BLK_DEV_INITRD
	{ "noinitrd", no_initrd },
#endif
#endif
#ifdef CONFIG_FB
	{ "video=", video_setup },
#endif
	{ "panic=", panic_setup },
	{ "console=", console_setup },
#ifdef CONFIG_VGA_CONSOLE
	{ "no-scroll", no_scroll },
#endif
#ifdef CONFIG_MDA_CONSOLE
	{ "mdacon=", mdacon_setup },
#endif
#ifdef CONFIG_VT
	{ "kbd-reset", kbd_reset_setup },
#endif
#ifdef CONFIG_BUGi386
	{ "no-hlt", no_halt },
	{ "no387", no_387 },
	{ "reboot=", reboot_setup },
#endif
#ifdef CONFIG_INET
	{ "ether=", eth_setup },
#endif
#ifdef CONFIG_ARCNET_COM20020
	{ "com20020=", com20020_setup },
#endif
#ifdef CONFIG_ARCNET_RIM_I
	{ "arcrimi=", arcrimi_setup },
#endif
#ifdef CONFIG_ARCNET_COM90xxIO
	{ "com90io=", com90io_setup },
#endif
#ifdef CONFIG_ARCNET_COM90xx
	{ "com90xx=", com90xx_setup },
#endif
#ifdef CONFIG_DECNET
	{ "decnet=", decnet_setup },
#endif
#ifdef CONFIG_PRINTER
        { "lp=", lp_setup },
#endif
#ifdef CONFIG_JOY_AMIGA
	{ "js_am=", js_am_setup },
#endif
#ifdef CONFIG_JOY_ANALOG
	{ "js_an=", js_an_setup },
#endif
#ifdef CONFIG_JOY_ASSASIN
	{ "js_as=", js_as_setup },
#endif
#ifdef CONFIG_JOY_CONSOLE
	{ "js_console=", js_console_setup },
	{ "js_console2=", js_console_setup },
	{ "js_console3=", js_console_setup },
#endif
#ifdef CONFIG_JOY_DB9
	{ "js_db9=", js_db9_setup },
	{ "js_db9_2=", js_db9_setup },
	{ "js_db9_3=", js_db9_setup },
#endif
#ifdef CONFIG_JOY_TURBOGRAFX
	{ "js_tg=", js_tg_setup },
	{ "js_tg_2=", js_tg_setup },
	{ "js_tg_3=", js_tg_setup },
#endif
#ifdef CONFIG_SCSI
	{ "max_scsi_luns=", scsi_luns_setup },
	{ "scsi_logging=", scsi_logging_setup },
#endif
#ifdef CONFIG_JOY_LIGHTNING
	{ "js_l4=", js_l4_setup },
#endif
#ifdef CONFIG_SCSI_ADVANSYS
	{ "advansys=", advansys_setup },
#endif
#if defined(CONFIG_BLK_DEV_HD)
	{ "hd=", hd_setup },
#endif
#ifdef CONFIG_CHR_DEV_ST
	{ "st=", st_setup },
#endif
#ifdef CONFIG_BUSMOUSE
	{ "bmouse=", bmouse_setup },
#endif
#ifdef CONFIG_MS_BUSMOUSE
	{ "msmouse=", msmouse_setup },
#endif
#ifdef CONFIG_SCSI_SEAGATE
	{ "st0x=", st0x_setup },
	{ "tmc8xx=", tmc8xx_setup },
#endif
#ifdef CONFIG_SCSI_T128
	{ "t128=", t128_setup },
#endif
#ifdef CONFIG_SCSI_PAS16
	{ "pas16=", pas16_setup },
#endif
#ifdef CONFIG_SCSI_GENERIC_NCR5380
	{ "ncr5380=", generic_NCR5380_setup },
	{ "ncr53c400=", generic_NCR53C400_setup },
	{ "ncr53c400a=", generic_NCR53C400A_setup },
	{ "dtc3181e=", generic_DTC3181E_setup },
#endif
#ifdef CONFIG_SCSI_AHA152X
	{ "aha152x=", aha152x_setup},
#endif
#ifdef CONFIG_SCSI_AHA1542
	{ "aha1542=", aha1542_setup},
#endif
#ifdef CONFIG_SCSI_GDTH
	{ "gdth=", gdth_setup},
#endif
#ifdef CONFIG_SCSI_AIC7XXX
	{ "aic7xxx=", aic7xxx_setup},
#endif
#ifdef CONFIG_SCSI_BUSLOGIC
	{ "BusLogic=", BusLogic_Setup},
#endif
#ifdef CONFIG_SCSI_NCR53C8XX
	{ "ncr53c8xx=", ncr53c8xx_setup},
#endif
#ifdef CONFIG_SCSI_SYM53C8XX
	{ "sym53c8xx=", sym53c8xx_setup},
#endif
#ifdef CONFIG_SCSI_EATA
	{ "eata=", eata2x_setup},
#endif
#ifdef CONFIG_SCSI_U14_34F
	{ "u14-34f=", u14_34f_setup},
#endif
#ifdef CONFIG_SCSI_AM53C974
        { "AM53C974=", AM53C974_setup},
#endif
#ifdef CONFIG_SCSI_NCR53C406A
	{ "ncr53c406a=", NCR53c406a_setup},
#endif
#ifdef CONFIG_SCSI_SYM53C416
	{ "sym53c416=", sym53c416_setup},
#endif
#ifdef CONFIG_SCSI_FUTURE_DOMAIN
	{ "fdomain=", fdomain_setup},
#endif
#ifdef CONFIG_SCSI_IN2000
	{ "in2000=", in2000_setup},
#endif
#ifdef CONFIG_SCSI_7000FASST
	{ "wd7000=", wd7000_setup},
#endif
#ifdef CONFIG_SCSI_IBMMCA
        { "ibmmcascsi=", ibmmca_scsi_setup },
#endif
#if defined(CONFIG_SCSI_DC390T) && ! defined(CONFIG_SCSI_DC390T_NOGENSUPP)
        { "tmscsim=", dc390_setup },
#endif
#ifdef CONFIG_BLK_DEV_XD
	{ "xd=", xd_setup },
	{ "xd_geo=", xd_manual_geo_init },
#endif
#if defined(CONFIG_BLK_DEV_FD) || defined(CONFIG_AMIGA_FLOPPY) || defined(CONFIG_ATARI_FLOPPY)
	{ "floppy=", floppy_setup },
#endif
#ifdef CONFIG_BLK_DEV_PS2
	{ "eda=", ed_setup },
	{ "edb=", ed_setup },
	{ "tp720=", tp720_setup },
#endif
#ifdef CONFIG_CDU31A
	{ "cdu31a=", cdu31a_setup },
#endif CONFIG_CDU31A
#ifdef CONFIG_MCD
	{ "mcd=", mcd_setup },
#endif CONFIG_MCD
#ifdef CONFIG_MCDX
	{ "mcdx=", mcdx_setup },
#endif CONFIG_MCDX
#ifdef CONFIG_SBPCD
	{ "sbpcd=", sbpcd_setup },
#endif CONFIG_SBPCD
#ifdef CONFIG_AZTCD
	{ "aztcd=", aztcd_setup },
#endif CONFIG_AZTCD
#ifdef CONFIG_CDU535
	{ "sonycd535=", sonycd535_setup },
#endif CONFIG_CDU535
#ifdef CONFIG_GSCD
	{ "gscd=", gscd_setup },
#endif CONFIG_GSCD
#ifdef CONFIG_CM206
	{ "cm206=", cm206_setup },
#endif CONFIG_CM206
#ifdef CONFIG_OPTCD
	{ "optcd=", optcd_setup },
#endif CONFIG_OPTCD
#ifdef CONFIG_SJCD
	{ "sjcd=", sjcd_setup },
#endif CONFIG_SJCD
#ifdef CONFIG_ISP16_CDI
	{ "isp16=", isp16_setup },
#endif CONFIG_ISP16_CDI
#ifdef CONFIG_SOUND_OSS
	{ "sound=", sound_setup },
#endif
#ifdef CONFIG_ISDN_DRV_ICN
	{ "icn=", icn_setup },
#endif
#ifdef CONFIG_ISDN_DRV_HISAX
       { "hisax=", HiSax_setup },
       { "HiSax=", HiSax_setup },
#endif
#ifdef CONFIG_ISDN_DRV_PCBIT
	{ "pcbit=", pcbit_setup },
#endif
#ifdef CONFIG_ATARIMOUSE
	{ "atamouse=", atari_mouse_setup },
#endif
#ifdef CONFIG_DMASOUND
	{ "dmasound=", dmasound_setup },
#endif
#ifdef CONFIG_ATARI_SCSI
	{ "atascsi=", atari_scsi_setup },
#endif
#ifdef CONFIG_STRAM_SWAP
	{ "stram_swap=", stram_swap_setup },
#endif
#if defined(CONFIG_A4000T_SCSI) || defined(CONFIG_WARPENGINE_SCSI) \
	    || defined(CONFIG_A4091_SCSI) || defined(CONFIG_MVME16x_SCSI) \
	    || defined(CONFIG_BVME6000_SCSI)
        { "53c7xx=", ncr53c7xx_setup },
#endif
#if defined(CONFIG_A3000_SCSI) || defined(CONFIG_A2091_SCSI) \
	    || defined(CONFIG_GVP11_SCSI)
	{ "wd33c93=", wd33c93_setup },
#endif
#if defined(CONFIG_GVP11_SCSI)
	{ "gvp11=", gvp11_setup },
#endif
#ifdef CONFIG_MAC_SCSI
	{ "mac5380=", mac_scsi_setup },
#endif
#ifdef CONFIG_CYCLADES
	{ "cyclades=", cy_setup },
#endif
#ifdef CONFIG_DIGI
	{ "digi=", pcxx_setup },
#endif
#ifdef CONFIG_DIGIEPCA
	{ "digiepca=", epca_setup },
#endif
#ifdef CONFIG_RISCOM8
	{ "riscom8=", riscom8_setup },
#endif
#ifdef CONFIG_DMASCC
	{ "dmascc=", dmascc_setup },
#endif
#ifdef CONFIG_SPECIALIX
	{ "specialix=", specialix_setup },
#endif
#ifdef CONFIG_BAYCOM_PAR
	{ "baycom_par=", baycom_par_setup },
#endif
#ifdef CONFIG_BAYCOM_SER_FDX
	{ "baycom_ser_fdx=", baycom_ser_fdx_setup },
#endif
#ifdef CONFIG_BAYCOM_SER_HDX
	{ "baycom_ser_hdx=", baycom_ser_hdx_setup },
#endif
#ifdef CONFIG_SOUNDMODEM
	{ "soundmodem=", sm_setup },
#endif
#ifdef CONFIG_WDT
	{ "wdt=", wdt_setup },
#endif
#ifdef CONFIG_PARPORT
	{ "parport=", parport_setup },
#endif
#ifdef CONFIG_PLIP
	{ "plip=", plip_setup },
#endif
#ifdef CONFIG_HFMODEM
	{ "hfmodem=", hfmodem_setup },
#endif
#ifdef CONFIG_FTAPE
	{ "ftape=", ftape_setup},
#endif
#ifdef CONFIG_MD_BOOT
	{ "md=", md_setup},
#endif
#ifdef CONFIG_ADBMOUSE
	{ "adb_buttons=", adb_mouse_setup },
#endif
#ifdef CONFIG_LTPC
	{ "ltpc=", ltpc_setup },
#endif
	{ 0, 0 }
};

static struct kernel_param raw_params[] __initdata = {
	{ "root=", root_dev_setup },
#ifdef CONFIG_ROOT_NFS
	{ "nfsroot=", nfs_root_setup },
	{ "nfsaddrs=", ip_auto_config_setup },
#endif
#ifdef CONFIG_IP_PNP
	{ "ip=", ip_auto_config_setup },
#endif
#ifdef CONFIG_PCI
	{ "pci=", pci_setup },
#endif
#ifdef CONFIG_PARIDE_PD
	{ "pd.", pd_setup },
#endif
#ifdef CONFIG_PARIDE_PCD
	{ "pcd.", pcd_setup },
#endif
#ifdef CONFIG_PARIDE_PF
	{ "pf.", pf_setup },
#endif
#ifdef CONFIG_PARIDE_PT
        { "pt.", pt_setup },
#endif
#ifdef CONFIG_PARIDE_PG
        { "pg.", pg_setup },
#endif
#ifdef CONFIG_APM
	{ "apm=", apm_setup },
#endif
	{ 0, 0 }
};

#ifdef CONFIG_BLK_DEV_RAM
static void __init ramdisk_start_setup(char *str, int *ints)
{
   if (ints[0] > 0 && ints[1] >= 0)
      rd_image_start = ints[1];
}

static void __init load_ramdisk(char *str, int *ints)
{
   if (ints[0] > 0 && ints[1] >= 0)
      rd_doload = ints[1] & 1;
}

static void __init prompt_ramdisk(char *str, int *ints)
{
   if (ints[0] > 0 && ints[1] >= 0)
      rd_prompt = ints[1] & 1;
}

static void __init ramdisk_size(char *str, int *ints)
{
	if (ints[0] > 0 && ints[1] >= 0)
		rd_size = ints[1];
}
#endif