Makefile revision 128691
1# $FreeBSD: head/sys/boot/i386/boot0/Makefile 128691 2004-04-27 19:07:35Z phk $ 2 3PROG= ${BOOT} 4INTERNALPROG= 5FILES= ${BOOT} 6NOMAN= 7SRCS= ${BOOT}.s 8 9BOOT?= boot0 10 11# The default set of flags compiled into boot0. This enables update (writing 12# the modified boot0 back to disk after running so that the selection made is 13# saved), packet mode (detect and use the BIOS EDD extensions if we try to 14# boot past the 1024 cylinder liimt), and booting from all valid slices. 15BOOT_BOOT0_FLAGS?= 0xf 16 17# The number of timer ticks to wait for a keypress before assuming the default 18# selection. Since there are 18.2 ticks per second, the default value of 19# 0xb6 (182d) corresponds to 10 seconds. 20BOOT_BOOT0_TICKS?= 0xb6 21 22# The base address that we the boot0 code to to run it. Don't change this 23# unless you are glutton for punishment. 24BOOT_BOOT0_ORG?= 0x600 25 26# Comm settings for boot0sio. 0xE3 => 9600 8-N-1 27# XXX: We should create a build-tool or something to convert BOOT_CONSOLE_SPEED 28# and BOOT_COMCONSOLE_PORT into the correct values to define on the build 29# command line 30BOOT_BOOT0_COMCONSOLE_SPEED?= 0xE3 31 32AFLAGS+=--defsym FLAGS=${BOOT_BOOT0_FLAGS} \ 33 --defsym TICKS=${BOOT_BOOT0_TICKS} \ 34 --defsym COMSPEED=${BOOT_BOOT0_COMCONSOLE_SPEED} 35 36LDFLAGS=-N -e start -Ttext ${BOOT_BOOT0_ORG} -Wl,-S,--oformat,binary 37 38.include <bsd.prog.mk> 39 40boot0.s: boot0_512.s 41 cpp -USIO < ${.CURDIR}/boot0_512.s > boot0.s 42 43boot0sio.s: ${.CURDIR}/../boot0/boot0_512.s 44 cpp -DSIO < ${.CURDIR}/../boot0/boot0_512.s > boot0sio.s 45