Lines Matching +full:es +full:- +full:enable

1 /*-
14  * 3. Neither the name of the author nor the names of any co-contributors
63 		mov %cx,%es			# Address
85 		mov $MEM_USR/16,%ax		# Set %es:(-1) to point at
87 		mov %ax,%es			# want to copy boot2 into.
94 		mov $COPY_BLK_SZ-1,%di		# Adjust %es:%di to point at
95 		mov %es,%ax			# the end of the next 32k into
97 		mov %ax,%es
103 		mov %cx,%ds			# Reset %ds and %es
104 		mov %cx,%es
108 		mov $MEM_BTX,%di		# %di -> end of BTX at
116  * Enable A20 so we can access memory above 1 meg.
117  * Use the zero-valued %cx as a timeout for embedded hardware which do not
131 		movb $0xdf,%al			# Enable
133 seta20.3:	sti				# Enable interrupts
139 		jmp start+MEM_JMP-MEM_ORG	# Start BTX