FreeBSD-5.3/sys/boot/i386/kgzldr/start.s

#
# Copyright (c) 1999 Global Technology Associates, Inc.
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# $FreeBSD: src/sys/boot/i386/kgzldr/start.s,v 1.4 2002/09/17 01:48:55 peter Exp $
#

		.set entry,0x10			# kgz.entry

		.globl _start

# C startup code for kgzldr.

_start:		cld				# String ops inc
		movl $_edata,%edi		# Start of bss
		movl $_end,%ecx			# Compute
		subl %edi,%ecx			#  size
		xorl %eax,%eax			# Zero
		rep				# Clear
		stosb				#  bss
		pushl 0x4(%esp)			# Pass howto flags
		call boot			# Call C code
		popl %ecx			# Clear stack
		jmp *kgz+entry			# To loaded code