ppc64: use the merged syscall table

This allows us to also use entry_64.S from the merged tree and reverts
the setup_64.c part of fda262b8.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

arch/powerpc/kernel/Makefile

@@ -13,7 +13,7 @@ endif
 obj-y				:= semaphore.o cputable.o ptrace.o syscalls.o \
 				   signal_32.o pmc.o
 obj-$(CONFIG_PPC64)		+= setup_64.o binfmt_elf32.o sys_ppc32.o \
-				   ptrace32.o
+				   ptrace32.o systbl.o
 obj-$(CONFIG_ALTIVEC)		+= vecemu.o vector.o
 obj-$(CONFIG_POWER4)		+= idle_power4.o
 obj-$(CONFIG_PPC_OF)		+= of_device.o
@@ -28,12 +28,12 @@ extra-$(CONFIG_40x)		:= head_4xx.o
 extra-$(CONFIG_44x)		:= head_44x.o
 extra-$(CONFIG_FSL_BOOKE)	:= head_fsl_booke.o
 extra-$(CONFIG_8xx)		:= head_8xx.o
-extra-$(CONFIG_PPC64)		+= entry_64.o
 extra-y				+= vmlinux.lds
 
 obj-y				+= process.o init_task.o time.o \
-				   prom.o systbl.o traps.o setup-common.o
-obj-$(CONFIG_PPC32)		+= entry_32.o idle_6xx.o setup_32.o misc_32.o
+				   prom.o traps.o setup-common.o
+obj-$(CONFIG_PPC32)		+= entry_32.o idle_6xx.o setup_32.o misc_32.o \
+				   systbl.o
 obj-$(CONFIG_PPC64)		+= misc_64.o
 obj-$(CONFIG_PPC_OF)		+= prom_init.o
 obj-$(CONFIG_MODULES)		+= ppc_ksyms.o
@@ -53,3 +53,4 @@ obj-$(CONFIG_PPC64)		+= traps.o process.o init_task.o time.o \
 endif
 
 extra-$(CONFIG_PPC_FPU)		+= fpu.o
+extra-$(CONFIG_PPC64)		+= entry_64.o

arch/powerpc/kernel/setup_64.c

@@ -701,17 +701,6 @@ static void __init emergency_stack_init(void)
 						limit)) + PAGE_SIZE;
 }
 
-extern unsigned long *sys_call_table;
-extern unsigned long sys_ni_syscall;
-#ifdef CONFIG_PPC_MERGE
-#define SYS_CALL_ENTRY64(i)	sys_call_table[(i) * 2]
-#define SYS_CALL_ENTRY32(i)	sys_call_table[(i) * 2 + 1]
-#else
-extern unsigned long *sys_call_table32;
-#define SYS_CALL_ENTRY64(i)	sys_call_table[(i)]
-#define SYS_CALL_ENTRY32(i)	sys_call_table32[(i)]
-#endif
-
 /*
  * Called from setup_arch to initialize the bitmap of available
  * syscalls in the systemcfg page
@@ -719,14 +708,17 @@ extern unsigned long *sys_call_table32;
 void __init setup_syscall_map(void)
 {
 	unsigned int i, count64 = 0, count32 = 0;
+	extern unsigned long *sys_call_table;
+	extern unsigned long sys_ni_syscall;
+
 
 	for (i = 0; i < __NR_syscalls; i++) {
-		if (SYS_CALL_ENTRY64(i) != sys_ni_syscall) {
+		if (sys_call_table[i*2] != sys_ni_syscall) {
 			count64++;
 			systemcfg->syscall_map_64[i >> 5] |=
 				0x80000000UL >> (i & 0x1f);
 		}
-		if (SYS_CALL_ENTRY32(i) != sys_ni_syscall) {
+		if (sys_call_table[i*2+1] != sys_ni_syscall) {
 			count32++;
 			systemcfg->syscall_map_32[i >> 5] |=
 				0x80000000UL >> (i & 0x1f);

arch/ppc64/Makefile

@@ -81,6 +81,7 @@ CFLAGS += $(call cc-option,-funit-at-a-time)
 
 head-y := arch/ppc64/kernel/head.o
 head-y += arch/powerpc/kernel/fpu.o
+head-y += arch/powerpc/kernel/entry_64.o
 
 libs-y				+= arch/ppc64/lib/
 core-y				+= arch/ppc64/kernel/ arch/powerpc/kernel/

arch/ppc64/kernel/Makefile

@@ -7,7 +7,7 @@ ifneq ($(CONFIG_PPC_MERGE),y)
 EXTRA_CFLAGS	+= -mno-minimal-toc
 extra-y		:= head.o vmlinux.lds
 
-obj-y               :=	entry.o misc.o prom.o
+obj-y               :=	misc.o prom.o
 
 endif