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1da177e4 LT |
1 | # |
2 | # parisc/Makefile | |
3 | # | |
4 | # This file is included by the global makefile so that you can add your own | |
5 | # architecture-specific flags and dependencies. Remember to do have actions | |
6 | # for "archclean" and "archdep" for cleaning up and making dependencies for | |
7 | # this architecture | |
8 | # | |
9 | # This file is subject to the terms and conditions of the GNU General Public | |
10 | # License. See the file "COPYING" in the main directory of this archive | |
11 | # for more details. | |
12 | # | |
13 | # Copyright (C) 1994 by Linus Torvalds | |
14 | # Portions Copyright (C) 1999 The Puffin Group | |
15 | # | |
16 | # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, | |
17 | # Mike Shaver, Helge Deller and Martin K. Petersen | |
18 | # | |
c04f7ae2 AB |
19 | |
20 | KBUILD_DEFCONFIG := default_defconfig | |
21 | ||
1da177e4 LT |
22 | NM = sh $(srctree)/arch/parisc/nm |
23 | CHECKFLAGS += -D__hppa__=1 | |
24 | ||
991b7d6e KM |
25 | MACHINE := $(shell uname -m) |
26 | ifeq ($(MACHINE),parisc*) | |
27 | NATIVE := 1 | |
28 | endif | |
29 | ||
1da177e4 | 30 | ifdef CONFIG_64BIT |
1da177e4 LT |
31 | UTS_MACHINE := parisc64 |
32 | CHECKFLAGS += -D__LP64__=1 -m64 | |
991b7d6e KM |
33 | WIDTH := 64 |
34 | CROSS_COMPILE := hppa64-linux-gnu- | |
35 | else # 32-bit | |
36 | WIDTH := | |
1da177e4 LT |
37 | endif |
38 | ||
991b7d6e KM |
39 | # attempt to help out folks who are cross-compiling |
40 | ifeq ($(NATIVE),1) | |
41 | CROSS_COMPILE := hppa$(WIDTH)-linux- | |
42 | endif | |
1da177e4 LT |
43 | |
44 | OBJCOPY_FLAGS =-O binary -R .note -R .comment -S | |
45 | ||
46 | cflags-y := -pipe | |
47 | ||
48 | # These flags should be implied by an hppa-linux configuration, but they | |
49 | # are not in gcc 3.2. | |
50 | cflags-y += -mno-space-regs -mfast-indirect-calls | |
51 | ||
52 | # Currently we save and restore fpregs on all kernel entry/interruption paths. | |
53 | # If that gets optimized, we might need to disable the use of fpregs in the | |
54 | # kernel. | |
fa681a18 | 55 | cflags-y += -mdisable-fpregs |
1da177e4 LT |
56 | |
57 | # Without this, "ld -r" results in .text sections that are too big | |
58 | # (> 0x40000) for branches to reach stubs. | |
d75f054a HD |
59 | ifndef CONFIG_FUNCTION_TRACER |
60 | cflags-y += -ffunction-sections | |
61 | endif | |
1da177e4 LT |
62 | |
63 | # select which processor to optimise for | |
64 | cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100 | |
65 | cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 | |
66 | cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC | |
67 | cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 | |
68 | cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 | |
69 | ||
70 | head-y := arch/parisc/kernel/head.o | |
71 | ||
a0f97e06 | 72 | KBUILD_CFLAGS += $(cflags-y) |
1da177e4 LT |
73 | |
74 | kernel-y := mm/ kernel/ math-emu/ kernel/init_task.o | |
75 | kernel-$(CONFIG_HPUX) += hpux/ | |
76 | ||
77 | core-y += $(addprefix arch/parisc/, $(kernel-y)) | |
9d29213f | 78 | libs-y += arch/parisc/lib/ `$(CC) -print-libgcc-file-name` |
1da177e4 LT |
79 | |
80 | drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/ | |
81 | ||
6525ee55 | 82 | PALO := $(shell if (which palo 2>&1); then : ; \ |
5feb4f39 KM |
83 | elif [ -x /sbin/palo ]; then echo /sbin/palo; \ |
84 | fi) | |
85 | ||
f67d4033 KM |
86 | PALOCONF := $(shell if [ -f $(src)/palo.conf ]; then echo $(src)/palo.conf; \ |
87 | else echo $(obj)/palo.conf; \ | |
88 | fi) | |
89 | ||
5feb4f39 | 90 | palo: vmlinux |
f67d4033 | 91 | @if test ! -x "$(PALO)"; then \ |
5feb4f39 KM |
92 | echo 'ERROR: Please install palo first (apt-get install palo)';\ |
93 | echo 'or build it from source and install it somewhere in your $$PATH';\ | |
94 | false; \ | |
95 | fi | |
f67d4033 KM |
96 | @if test ! -f "$(PALOCONF)"; then \ |
97 | cp $(src)/arch/parisc/defpalo.conf $(obj)/palo.conf; \ | |
98 | echo 'A generic palo config file ($(obj)/palo.conf) has been created for you.'; \ | |
5feb4f39 KM |
99 | echo 'You should check it and re-run "make palo".'; \ |
100 | echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ | |
101 | false; \ | |
102 | fi | |
f67d4033 | 103 | $(PALO) -f $(PALOCONF) |
5feb4f39 | 104 | |
991b7d6e KM |
105 | # Shorthands for known targets not supported by parisc, use vmlinux as default |
106 | Image zImage bzImage: vmlinux | |
1da177e4 LT |
107 | |
108 | kernel_install: vmlinux | |
109 | sh $(src)/arch/parisc/install.sh \ | |
110 | $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)" | |
111 | ||
112 | install: kernel_install modules_install | |
113 | ||
0013a854 | 114 | CLEAN_FILES += lifimage |
1da177e4 LT |
115 | MRPROPER_FILES += palo.conf |
116 | ||
117 | define archhelp | |
118 | @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' | |
5feb4f39 | 119 | @echo ' palo - Bootable image (./lifimage)' |
1da177e4 LT |
120 | @echo ' install - Install kernel using' |
121 | @echo ' (your) ~/bin/installkernel or' | |
122 | @echo ' (distribution) /sbin/installkernel or' | |
123 | @echo ' copy to $$(INSTALL_PATH)' | |
124 | endef | |
991b7d6e KM |
125 | |
126 | # we require gcc 3.3 or above to compile the kernel | |
127 | archprepare: checkbin | |
128 | checkbin: | |
129 | @if test "$(call cc-version)" -lt "0303"; then \ | |
130 | echo -n "Sorry, GCC v3.3 or above is required to build " ; \ | |
131 | echo "the kernel." ; \ | |
132 | false ; \ | |
133 | fi |