source: rtems/make/custom/pc386.cfg @ 96d56b3

4.104.114.84.95
Last change on this file since 96d56b3 was 96d56b3, checked in by Joel Sherrill <joel.sherrill@…>, on 04/27/98 at 18:42:04

Update from Pedro Romano <pmcnr@…>.

  • Property mode set to 100644
File size: 3.6 KB
Line 
1#
2#  Config file for the PC 386 BSP
3#
4#  $Id$
5#
6
7include $(RTEMS_ROOT)/make/custom/default.cfg
8
9RTEMS_CPU=i386
10RTEMS_CPU_MODEL=i386_fp
11
12# This is the actual bsp directory used during the build process.
13RTEMS_BSP_FAMILY=pc386
14
15#  This contains the compiler options necessary to select the CPU model
16#  and (hopefully) optimize for it.
17#
18CPU_CFLAGS =
19
20# optimize flag: typically -0, could use -O4 or -fast
21# -O4 is ok for RTEMS
22CFLAGS_OPTIMIZE_V=-O4 -fomit-frame-pointer
23
24# Define this to yes if this target supports multiprocessor environments.
25HAS_MP=no
26
27# This target does NOT support the KA9Q TCP/IP stack so ignore requests
28# to enable it.
29HAS_KA9Q=no
30
31#  This section makes the target dependent options file.
32
33#  NDEBUG (C library)
34#     if defined asserts do not generate code.  This is commonly used
35#     as a command line option.
36#
37#  RTEMS_TEST_NO_PAUSE (RTEMS tests)
38#     do not pause between screens of output in the rtems tests
39#
40#  RTEMS_DEBUG (RTEMS)
41#     If defined, debug checks in RTEMS and support library code are enabled.
42
43define make-target-options
44        @echo "/* #define NDEBUG 1 */ "                     >>$@
45        @echo "/* #define RTEMS_TEST_NO_PAUSE 1 */"         >>$@
46        @echo "/* #define RTEMS_DEBUG  1 */"                >>$@
47endef
48
49# Here is the rule to actually build a $(ARCH)/foo.exe
50# It also builds $(ARCH)/foo.sr and $(ARCH)/foo.nm
51# Usage ref: src/tests/sptest/sp1/Makefile
52
53#+--------------------------------------------------------------------------+
54#| Set the value of RELOCADDR to the address where you want your image to
55#| load. If you'll be using GRUB to load the images it will have to be >=
56#| 0x100000 (1024K). If you are using NetBoot to load the images it can be
57#| >= 0x10000 (64K) AND <= 0x97C00 (607K) OR >= 0x100000 (1024K). The memory
58#| top is of course another limit. Make sure there is enough space before the
59#| upper memory limits for the image and the memory allocated by it to fit.
60#| Make sure the value you choose is aligned to 4 bytes.
61#+--------------------------------------------------------------------------+
62  RELOCADDR=0x00100000
63
64START16FILE=$(PROJECT_RELEASE)/lib/start16.bin
65START16ADDR=0x00097C00
66 HEADERADDR=0x00097E00
67
68# The following are definitions of make-exe which will work using ld as
69# is currently required.  It is expected that as of gcc 2.8, the end user
70# will be able to override parts of the compilers specs and link using gcc.
71
72ifeq ($(RTEMS_USE_GCC272),yes)
73define make-exe
74        $(LD) -N -T $(LINKCMDS) -Ttext $(RELOCADDR) -e start -nostdlib \
75           -o $(basename $@).obj \
76           $(START_FILE) $(LINK_OBJS) --start-group $(LINK_LIBS) --end-group
77        $(OBJCOPY) -O a.out-i386 --remove-section=.rodata --strip-unneeded \
78          $(basename $@).obj $@
79        $(OBJCOPY) -O binary $(basename $@).obj $(basename $@).bin
80        $(PROJECT_TOOLS)/bin2boot -v $(basename $@).bin $(HEADERADDR)\
81          $(START16FILE) $(START16ADDR) 0 $(basename $@).bin $(RELOCADDR) 0
82        $(NM) -g -n $(basename $@).obj > $(basename $@).num
83        $(SIZE) $(basename $@).obj
84        $(INSTALL_VARIANT) -m 555 $(basename $@).bt ${PROJECT_RELEASE}/BootImgs
85endef
86else
87define make-exe
88        $(CC) $(CFLAGS) $(CFLAGS_LD) -Ttext $(RELOCADDR) -o $(basename $@).obj $(LINK_OBJS)
89        $(OBJCOPY) -O a.out-i386 --remove-section=.rodata --strip-unneeded \
90          $(basename $@).obj $@
91        $(OBJCOPY) -O binary $(basename $@).obj $(basename $@).bin
92        $(PROJECT_TOOLS)/bin2boot -v $(basename $@).bt $(HEADERADDR)\
93          $(START16FILE) $(START16ADDR) 0 $(basename $@).bin $(RELOCADDR) 0
94        $(NM) -g -n $(basename $@).obj > $(basename $@).num
95        $(SIZE) $(basename $@).obj
96        $(INSTALL_VARIANT) -m 555 $(basename $@).bt ${PROJECT_RELEASE}/BootImgs
97endef
98endif
99
100# Miscellaneous additions go here
101
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