ppc64: merge conflicts

arch/ppc64/Makefile

@@ -13,61 +13,47 @@
 # Adjusted for PPC64 by Tom Gall
 #
 
-KERNELLOAD	=0xc000000000000000
+KERNELLOAD	= 0xc000000000000000
 
 LDFLAGS		:= -m elf64ppc
-LDFLAGS_vmlinux	= -Bstatic \
-		-e $(KERNELLOAD) -Ttext $(KERNELLOAD)
+LDFLAGS_vmlinux	= -Bstatic -e $(KERNELLOAD) -Ttext $(KERNELLOAD)
 LDFLAGS_BLOB	:= --format binary --oformat elf64-powerpc
-CFLAGS		:= $(CFLAGS) -msoft-float -pipe \
+CFLAGS		+= -msoft-float -pipe \
 		-Wno-uninitialized -mminimal-toc -mtraceback=full \
 		-finline-limit-2000 -mcpu=power4
-CPP		= $(CC) -E $(CFLAGS)
-
 
 HEAD := arch/ppc64/kernel/head.o
 
-core-y			+= arch/ppc64/kernel/ arch/ppc64/mm/ arch/ppc64/lib/
-core-$(CONFIG_XMON)	+= arch/ppc64/xmon/
-
-# FIXME: is drivers- right ?
-drivers-$(CONFIG_OPROFILE)		+= arch/ppc64/oprofile/
-
-makeboot = $(call descend,arch/ppc64/boot,$(1))
-
-ifdef CONFIG_PPC_PSERIES
-BOOT_TARGETS = zImage zImage.initrd
-endif
+libs-y				+= arch/ppc64/lib/
+core-y				+= arch/ppc64/kernel/
+core-y				+= arch/ppc64/mm/
+core-$(CONFIG_XMON)		+= arch/ppc64/xmon/
+drivers-$(CONFIG_OPROFILE)	+= arch/ppc64/oprofile/
 
-ifdef CONFIG_PPC_ISERIES
-BOOT_TARGETS = vmlinux.sminitrd vmlinux.initrd vmlinux.sm
-endif
+makeboot =$(Q)$(MAKE) -f scripts/Makefile.build obj=arch/ppc64/boot $(1)
 
-$(BOOT_TARGETS): vmlinux
-	@$(call makeboot,arch/ppc64/boot/$@)
+boottarget-$(CONFIG_PPC_PSERIES) := zImage zImage.initrd
+boottarget-$(CONFIG_PPC_ISERIES) := vmlinux.sminitrd vmlinux.initrd vmlinux.sm
+$(boottarget-y): vmlinux
+	$(call makeboot,arch/ppc64/boot/$@)
 
 %_config: arch/ppc64/configs/%_defconfig
 	rm -f .config arch/ppc64/defconfig
 	cp -f arch/ppc64/configs/$(@:config=defconfig) arch/ppc64/defconfig
 
 archclean:
-	@$(call makeboot,clean)
+	$(Q)$(MAKE) -f scripts/Makefile.clean obj=arch/ppc64/boot
 
-archmrproper:
+prepare: include/asm-ppc64/offsets.h
 
-
-prepare: include/asm-$(ARCH)/offsets.h
-
-arch/$(ARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
+arch/ppc64/kernel/asm-offsets.s: include/asm include/linux/version.h \
 				   include/config/MARKER
 
-include/asm-$(ARCH)/offsets.h.tmp: arch/$(ARCH)/kernel/asm-offsets.s
-	@$(generate-asm-offsets.h) < $< > $@
-
-include/asm-$(ARCH)/offsets.h: include/asm-$(ARCH)/offsets.h.tmp
+include/asm-ppc64/offsets.h: arch/ppc64/kernel/asm-offsets.s
 	@echo -n '  Generating $@'
+	@$(generate-asm-offsets.h) < $< > $@.tmp
 	@$(update-if-changed)
 
-CLEAN_FILES += include/asm-$(ARCH)/offsets.h.tmp \
-	       include/asm-$(ARCH)/offsets.h
+CLEAN_FILES += include/asm-ppc64/offsets.h.tmp \
+	       include/asm-ppc64/offsets.h
 

arch/ppc64/boot/main.c

@@ -14,6 +14,8 @@
 #include <asm/page.h>
 #include <asm/bootinfo.h>
 
+#undef DEBUG
+
 void memmove(void *dst, void *im, int len);
 
 extern void *finddevice(const char *);
@@ -90,7 +92,9 @@ chrpboot(unsigned long a1, unsigned long a2, void *prom)
 	for(claim_addr = PROG_START; 
 	    claim_addr <= PROG_START * 8; 
 	    claim_addr += 0x100000) {
+#ifdef DEBUG
 		printf("    trying: 0x%08lx\n\r", claim_addr);
+#endif
 		dst = claim(claim_addr, uncompressed_size, 0);
 		if (dst != (void *)-1) break;
 	}
@@ -118,6 +122,7 @@ chrpboot(unsigned long a1, unsigned long a2, void *prom)
 	bi_recs = make_bi_recs((unsigned long)dst + vmlinux_end);
 
 	kernel_entry = (kernel_entry_t)dst;
+#ifdef DEBUG
 	printf( "kernel:\n\r"
 		"        entry addr = 0x%lx\n\r"
 		"        a1         = 0x%lx,\n\r"
@@ -126,6 +131,7 @@ chrpboot(unsigned long a1, unsigned long a2, void *prom)
 		"        bi_recs    = 0x%lx,\n\r",
 		(unsigned long)kernel_entry, a1, a2,
 		(unsigned long)prom, (unsigned long)bi_recs);
+#endif
 
 	kernel_entry( a1, a2, prom, bi_recs );
 

arch/ppc64/kernel/Makefile

 #
-# Makefile for the linux kernel.
+# Makefile for the linux ppc64 kernel.
 #
 
-EXTRA_CFLAGS = -mno-minimal-toc
-
-KHEAD := head.o
-
-EXTRA_TARGETS	:= $(KHEAD)
-
-export-objs         := ppc_ksyms.o
+EXTRA_CFLAGS	+= -mno-minimal-toc
+EXTRA_TARGETS	:= head.o
+export-objs	:= ppc_ksyms.o
 
 obj-y               :=	ppc_ksyms.o setup.o entry.o traps.o irq.o idle.o \
 			time.o process.o signal.o syscalls.o misc.o ptrace.o \
@@ -17,24 +13,18 @@ obj-y               :=	ppc_ksyms.o setup.o entry.o traps.o irq.o idle.o \
 			ioctl32.o ptrace32.o signal32.o open_pic.o xics.o \
 			pmc.o mf_proc.o proc_pmc.o iSeries_setup.o \
 			ItLpQueue.o hvCall.o mf.o HvLpEvent.o ras.o \
-			iSeries_proc.o HvCall.o HvLpConfig.o \
-			rtc.o init_task.o pSeries_htab.o
-
-obj-$(CONFIG_PCI) +=  pci.o pci_dn.o pci_dma.o
-
-ifeq ($(CONFIG_PPC_ISERIES),y)
-obj-$(CONFIG_PCI) += iSeries_pci.o iSeries_pci_reset.o iSeries_IoMmTable.o iSeries_irq.o iSeries_VpdInfo.o XmPciLpEvent.o 
-endif
-ifeq ($(CONFIG_PPC_PSERIES),y)
-obj-$(CONFIG_PCI) += pSeries_pci.o pSeries_lpar.o pSeries_hvCall.o eeh.o
-
-obj-y += rtasd.o nvram.o
-endif
-
-obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o
+			iSeries_proc.o rtc.o init_task.o pSeries_htab.o \
+			prom.o lmb.o rtas.o rtas-proc.o chrp_setup.o i8259.o \
+			pci.o pci_dn.o pci_dma.o
 
-obj-$(CONFIG_SMP) += smp.o
+obj-$(CONFIG_PPC_ISERIES) += iSeries_pci.o       iSeries_pci_reset.o \
+			     iSeries_IoMmTable.o iSeries_irq.o       \
+			     iSeries_VpdInfo.o   XmPciLpEvent.o \
+			     HvCall.o HvLpConfig.o 
 
-obj-$(CONFIG_PROFILING)	+= profile.o
+obj-$(CONFIG_PPC_PSERIES) += pSeries_pci.o pSeries_lpar.o pSeries_hvCall.o \
+			     eeh.o rtasd.o nvram.o
 
-obj-y += prom.o lmb.o rtas.o rtas-proc.o chrp_setup.o i8259.o
+obj-$(CONFIG_RTAS_FLASH)	+= rtas_flash.o
+obj-$(CONFIG_SMP)		+= smp.o
+obj-$(CONFIG_PROFILING)		+= profile.o

arch/ppc64/kernel/head.S

@@ -1248,9 +1248,6 @@ _GLOBAL(__start_initialization_pSeries)
 	mr	r29,r5
 	mr	r28,r6
 	mr	r27,r7
-	mr	r26,r8                  /* YABOOT: debug_print() routine */
-	mr	r25,r9                  /* YABOOT: debug_delay() routine */
-	mr	r24,r10                 /* YABOOT: debug_prom() routine */
 
 	bl	.enable_64b_mode
 
@@ -1295,9 +1292,6 @@ _GLOBAL(__start_initialization_pSeries)
 	mr	r5,r29
 	mr	r6,r28
 	mr	r7,r27
-	mr	r8,r26
-	mr	r9,r25
-	mr	r10,r24
 
 	bl	.prom_init
 

arch/ppc64/lib/Makefile

@@ -2,7 +2,9 @@
 # Makefile for ppc64-specific library files..
 #
 
-export-objs     := dec_and_lock.o
+L_TARGET = lib.a
 
-obj-y           := checksum.o dec_and_lock.o string.o strcase.o copypage.o \
-		   memcpy.o copyuser.o
+export-objs := dec_and_lock.o
+
+obj-y := checksum.o dec_and_lock.o string.o strcase.o
+obj-y += copypage.o memcpy.o copyuser.o

arch/ppc64/mm/Makefile

@@ -2,7 +2,7 @@
 # Makefile for the linux ppc-specific parts of the memory manager.
 #
 
-EXTRA_CFLAGS = -mno-minimal-toc
+EXTRA_CFLAGS += -mno-minimal-toc
 
-obj-y           := fault.o init.o extable.o imalloc.o
+obj-y := fault.o init.o extable.o imalloc.o
 obj-$(CONFIG_DISCONTIGMEM) += numa.o

arch/ppc64/oprofile/Makefile

 obj-$(CONFIG_OPROFILE) += oprofile.o
 
-DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
+DRIVER_OBJS := $(addprefix ../../../drivers/oprofile/, \
 		oprof.o cpu_buffer.o buffer_sync.o \
 		event_buffer.o oprofile_files.o \
 		oprofilefs.o oprofile_stats.o )
 
-oprofile-y				:= $(DRIVER_OBJS) init.o timer_int.o
+oprofile-y := $(DRIVER_OBJS) init.o timer_int.o

arch/ppc64/xmon/Makefile

 # Makefile for xmon
 
-EXTRA_CFLAGS = -mno-minimal-toc
+EXTRA_CFLAGS += -mno-minimal-toc
 
-obj-y       := start.o xmon.o ppc-dis.o ppc-opc.o subr_prf.o setjmp.o
+obj-y := start.o xmon.o ppc-dis.o ppc-opc.o subr_prf.o setjmp.o

arch/ppc64/xmon/start.c

@@ -14,29 +14,13 @@
 #include <asm/page.h>
 #include <asm/prom.h>
 #include <asm/processor.h>
-
-/* Transition to udbg isn't quite done yet...but very close. */
-#define USE_UDBG
-#ifdef USE_UDBG
 #include <asm/udbg.h>
-#endif
 
-#ifndef USE_UDBG
-static volatile unsigned char *sccc, *sccd;
-#endif
-unsigned long TXRDY, RXRDY;
 extern void xmon_printf(const char *fmt, ...);
 static int xmon_expect(const char *str, unsigned int timeout);
 
-#ifndef USE_UDBG
-static int console = 0;
-#endif
-static int via_modem = 0;
-/* static int xmon_use_sccb = 0;  --Unused */
-
 #define TB_SPEED	25000000
 
-extern void *comport1;
 static inline unsigned int readtb(void)
 {
 	unsigned int ret;
@@ -45,16 +29,10 @@ static inline unsigned int readtb(void)
 	return ret;
 }
 
-#ifndef USE_UDBG
-void buf_access(void)
+static void sysrq_handle_xmon(int key, struct pt_regs *pt_regs,
+			      struct tty_struct *tty) 
 {
-	sccd[3] &= ~0x80;	/* reset DLAB */
-}
-#endif
-
-static void sysrq_handle_xmon(int key, struct pt_regs *pt_regs, struct tty_struct *tty) 
-{
-  xmon(pt_regs);
+	xmon(pt_regs);
 }
 static struct sysrq_key_op sysrq_xmon_op = 
 {
@@ -68,50 +46,12 @@ xmon_map_scc(void)
 {
 	/* This maybe isn't the best place to register sysrq 'x' */
 	__sysrq_put_key_op('x', &sysrq_xmon_op);
-#ifndef USE_UDBG
-	/* should already be mapped by the kernel boot */
-	sccd = (volatile unsigned char *) (((unsigned long)comport1));
-	sccc = (volatile unsigned char *) (((unsigned long)comport1)+5);
-	TXRDY = 0x20;
-	RXRDY = 1;
-#endif
 }
 
-static int scc_initialized = 0;
-
-void xmon_init_scc(void);
-extern void pmu_poll(void);
-
 int
 xmon_write(void *handle, void *ptr, int nb)
 {
-#ifdef USE_UDBG
 	return udbg_write(ptr, nb);
-#else
-	char *p = ptr;
-	int i, c, ct;
-
-	if (!scc_initialized)
-		xmon_init_scc();
-	ct = 0;
-	for (i = 0; i < nb; ++i) {
-		while ((*sccc & TXRDY) == 0) {
-		}
-		c = p[i];
-		if (c == '\n' && !ct) {
-			c = '\r';
-			ct = 1;
-			--i;
-		} else {
-			if (console)
-				printk("%c", c);
-			ct = 0;
-		}
-		buf_access();
-		*sccd = c;
-	}
-	return i;
-#endif
 }
 
 int xmon_wants_key;
@@ -119,68 +59,15 @@ int xmon_wants_key;
 int
 xmon_read(void *handle, void *ptr, int nb)
 {
-#ifdef USE_UDBG
 	return udbg_read(ptr, nb);
-#else
-	char *p = ptr;
-	int i, c;
-
-	if (!scc_initialized)
-		xmon_init_scc();
-	for (i = 0; i < nb; ++i) {
-		do {
-			while ((*sccc & RXRDY) == 0)
-				;
-			buf_access();
-			c = *sccd;
-		} while (c == 0x11 || c == 0x13);
-		*p++ = c;
-	}
-	return i;
-#endif
 }
 
 int
 xmon_read_poll(void)
 {
-#ifdef USE_UDBG
 	return udbg_getc_poll();
-#else
-	if ((*sccc & RXRDY) == 0) {
-		return -1;
-	}
-	buf_access();
-	return *sccd;
-#endif
 }
  
-void
-xmon_init_scc()
-{
-#ifndef USE_UDBG
-	sccd[3] = 0x83; eieio();	/* LCR = 8N1 + DLAB */
-	sccd[0] = 12; eieio();		/* DLL = 9600 baud */
-	sccd[1] = 0; eieio();
-	sccd[2] = 0; eieio();		/* FCR = 0 */
-	sccd[3] = 3; eieio();		/* LCR = 8N1 */
-	sccd[1] = 0; eieio();		/* IER = 0 */
-#endif
-
-	scc_initialized = 1;
-	if (via_modem) {
-		for (;;) {
-			xmon_write(0, "ATE1V1\r", 7);
-			if (xmon_expect("OK", 5)) {
-				xmon_write(0, "ATA\r", 4);
-				if (xmon_expect("CONNECT", 40))
-					break;
-			}
-			xmon_write(0, "+++", 3);
-			xmon_expect("OK", 3);
-		}
-	}
-}
-
 void *xmon_stdin;
 void *xmon_stdout;
 void *xmon_stderr;

include/asm-ppc64/prom.h

@@ -155,12 +155,6 @@ struct prom_args {
         prom_arg_t *rets;     /* Pointer to return values in args[16]. */
 };
 
-typedef struct {
-	u32  printf;	/* void (*printf)(char *, ...); */
-	u32  memdump;	/* void (*memdump)(unsigned char *, unsigned long); */
-	u32  dummy;		/* void (*dummy)(void); */
-} yaboot_debug_t;
-
 struct prom_t {
 	unsigned long entry;
 	ihandle chosen;
@@ -171,9 +165,6 @@ struct prom_t {
 	unsigned long version;
 	unsigned long encode_phys_size;
 	struct bi_record *bi_recs;
-#ifdef DEBUG_YABOOT
-	yaboot_debug_t *yaboot;
-#endif
 };
 
 extern struct prom_t prom;
@@ -183,7 +174,7 @@ extern int boot_cpuid;
 /* Prototypes */
 extern void abort(void);
 extern unsigned long prom_init(unsigned long, unsigned long, unsigned long,
-    unsigned long, unsigned long, yaboot_debug_t *);
+    unsigned long, unsigned long);
 extern void prom_print(const char *msg);
 extern void relocate_nodes(void);
 extern void finish_device_tree(void);