1 | # |
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2 | # Makefile for the ia32 kernel emulation subsystem. |
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3 | # |
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4 | |
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5 | obj-$(CONFIG_IA32_EMULATION) := ia32entry.o sys_ia32.o ia32_signal.o tls32.o \ |
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6 | ia32_binfmt.o fpu32.o ptrace32.o syscall32.o syscall32_syscall.o \ |
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7 | mmap32.o |
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8 | |
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9 | sysv-$(CONFIG_SYSVIPC) := ipc32.o |
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10 | obj-$(CONFIG_IA32_EMULATION) += $(sysv-y) |
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11 | |
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12 | obj-$(CONFIG_IA32_AOUT) += ia32_aout.o |
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13 | |
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14 | audit-class-$(CONFIG_AUDIT) := audit.o |
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15 | obj-$(CONFIG_IA32_EMULATION) += $(audit-class-y) |
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16 | |
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17 | $(obj)/syscall32_syscall.o: \ |
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18 | $(foreach F,sysenter syscall,$(obj)/vsyscall-$F.so) |
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19 | |
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20 | # Teach kbuild about targets |
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21 | targets := $(foreach F,sysenter syscall,vsyscall-$F.o vsyscall-$F.so) |
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22 | |
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23 | # The DSO images are built using a special linker script |
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24 | quiet_cmd_syscall = SYSCALL $@ |
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25 | cmd_syscall = $(CC) -m32 -nostdlib -shared -s \ |
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26 | $(call ld-option, -Wl$(comma)--hash-style=sysv) \ |
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27 | -Wl,-soname=linux-gate.so.1 -o $@ \ |
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28 | -Wl,-T,$(filter-out FORCE,$^) |
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29 | |
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30 | $(obj)/vsyscall-int80.so \ |
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31 | $(obj)/vsyscall-sysenter.so $(obj)/vsyscall-syscall.so: \ |
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32 | $(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE |
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33 | $(call if_changed,syscall) |
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34 | |
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35 | AFLAGS_vsyscall-sysenter.o = -m32 -Wa,-32 -Iarch/i386/kernel |
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36 | AFLAGS_vsyscall-syscall.o = -m32 -Wa,-32 -Iarch/i386/kernel |
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37 | |
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38 | ifdef CONFIG_XEN |
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39 | AFLAGS_vsyscall-int80.o = -m32 -Wa,-32 -Iarch/i386/kernel |
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40 | CFLAGS_syscall32-xen.o += -DUSE_INT80 |
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41 | AFLAGS_syscall32_syscall-xen.o += -DUSE_INT80 |
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42 | |
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43 | $(obj)/syscall32_syscall-xen.o: \ |
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44 | $(foreach F,int80 sysenter syscall,$(obj)/vsyscall-$F.so) |
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45 | |
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46 | targets := $(foreach F,int80 sysenter syscall,vsyscall-$F.o vsyscall-$F.so) |
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47 | |
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48 | include $(srctree)/scripts/Makefile.xen |
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49 | |
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50 | obj-y := $(call cherrypickxen, $(obj-y)) |
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51 | endif |
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