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Commit 34d81f85 authored by Milton Miller's avatar Milton Miller Committed by Benjamin Herrenschmidt
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powerpc: Delete unused prom_strtoul and prom_memparse 



These functions should have been static, and inspection shows they
are no longer used.   (We used to parse mem= but we now defer that
to early_param).

Signed-off-by: default avatarMilton Miller <miltonm@bga.com>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 0dcd4401

arch/powerpc/kernel/prom_init.c

+0 −61
Original line number Original line Diff line number Diff line
@@ -487,67 +487,6 @@ static int __init prom_setprop(phandle node, const char *nodename, 
	return call_prom("interpret", 1, 1, (u32)(unsigned long) cmd);

	return call_prom("interpret", 1, 1, (u32)(unsigned long) cmd);

}

}





/* We can't use the standard versions because of RELOC headaches. */

#define isxdigit(c)	(('0' <= (c) && (c) <= '9') \

			 || ('a' <= (c) && (c) <= 'f') \

			 || ('A' <= (c) && (c) <= 'F'))



#define isdigit(c)	('0' <= (c) && (c) <= '9')

#define islower(c)	('a' <= (c) && (c) <= 'z')

#define toupper(c)	(islower(c) ? ((c) - 'a' + 'A') : (c))



unsigned long prom_strtoul(const char *cp, const char **endp)

{

	unsigned long result = 0, base = 10, value;



	if (*cp == '0') {

		base = 8;

		cp++;

		if (toupper(*cp) == 'X') {

			cp++;

			base = 16;

		}

	}



	while (isxdigit(*cp) &&

	       (value = isdigit(*cp) ? *cp - '0' : toupper(*cp) - 'A' + 10) < base) {

		result = result * base + value;

		cp++;

	}



	if (endp)

		*endp = cp;



	return result;

}



unsigned long prom_memparse(const char *ptr, const char **retptr)

{

	unsigned long ret = prom_strtoul(ptr, retptr);

	int shift = 0;



	/*

	 * We can't use a switch here because GCC *may* generate a

	 * jump table which won't work, because we're not running at

	 * the address we're linked at.

	 */

	if ('G' == **retptr || 'g' == **retptr)

		shift = 30;



	if ('M' == **retptr || 'm' == **retptr)

		shift = 20;



	if ('K' == **retptr || 'k' == **retptr)

		shift = 10;



	if (shift) {

		ret <<= shift;

		(*retptr)++;

	}



	return ret;

}



/*

/*

 * Early parsing of the command line passed to the kernel, used for

 * Early parsing of the command line passed to the kernel, used for

 * "mem=x" and the options that affect the iommu

 * "mem=x" and the options that affect the iommu