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x32: Generate <asm/unistd_64_x32.h>

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Generate macros for the *kernel* code to use to refer to x32 system
calls.  These have an __NR_x32_ prefix and do not include
__X32_SYSCALL_BIT.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2012-02-14 14:46:23 -08:00
parent 6cbb369f57
commit ea499fec48
2 changed files with 7 additions and 1 deletions
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1
arch/x86/include/asm/unistd.h
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@ -17,6 +17,7 @@
# else
# include <asm/unistd_64.h>
# include <asm/unistd_64_x32.h>
# define __ARCH_WANT_COMPAT_SYS_TIME
# endif

7
arch/x86/syscalls/Makefile
View File

@ -35,6 +35,11 @@ syshdr_abi_unistd_64 := common,64
$(out)/unistd_64.h: $(syscall64) $(syshdr)
$(call if_changed,syshdr)
syshdr_abi_unistd_64_x32 := x32
syshdr_pfx_unistd_64_x32 := x32_
$(out)/unistd_64_x32.h: $(syscall64) $(syshdr)
$(call if_changed,syshdr)
$(out)/syscalls_32.h: $(syscall32) $(systbl)
$(call if_changed,systbl)
$(out)/syscalls_64.h: $(syscall64) $(systbl)
@ -42,7 +47,7 @@ $(out)/syscalls_64.h: $(syscall64) $(systbl)
syshdr-y += unistd_32.h unistd_64.h unistd_x32.h
syshdr-y += syscalls_32.h
syshdr-$(CONFIG_X86_64) += unistd_32_ia32.h
syshdr-$(CONFIG_X86_64) += unistd_32_ia32.h unistd_64_x32.h
syshdr-$(CONFIG_X86_64) += syscalls_64.h
targets += $(syshdr-y)