Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  [SPARC64]: Add regs_return_value().
  [SPARC64]: Kill pcic_present().
  [SPARC]: Kill 'prom_palette'.
  [ATYFB]: Kill 'prom_palette' sparc code.
  [SPARC64]: Kill 'prom_keyboard'.
  [SPARC]: Kill extern decl of 'panic_setup'.
  [SPARC64]: Delete 'boot_flags'.
  [SPARC64]: Kill unused function 'kernel_enter_debugger'.
  [SPARC64] arch/sparc64/kernel/unaligned.c: Use time_* macros
  [SPARC64]: Always register a PROM based early console.
  [SPARC64]: Update defconfig.
  [SPARC64]: Add -mtune=ultrasparc3 if possible.
  [SPARC64]: Remove Makefile code for ancient gcc and binutils.
  [SPARC64]: Remove DEBUG_BOOTMEM.
  [SPARC64]: Use shorter "get_zeroed_page" call.
  [SPARC]: Use shorter form of "get_zeroed_page".
  [SPARC]: video/cg14.c and video/sbuslib.c build fixes

20 files changed, 45 insertions, 249 deletions

diff --git a/arch/sparc/kernel/process.c b/arch/sparc/kernel/process.c
index 19186ce8850..0bd69d0b5cd 100644
--- a/arch/sparc/kernel/process.c
+++ b/arch/sparc/kernel/process.c
@@ -141,16 +141,12 @@ void cpu_idle(void)
 
 extern char reboot_command [];
 
-extern void (*prom_palette)(int);
-
 /* XXX cli/sti -> local_irq_xxx here, check this works once SMP is fixed. */
 void machine_halt(void)
 {
 	local_irq_enable();
 	mdelay(8);
 	local_irq_disable();
-	if (prom_palette)
-		prom_palette (1);
 	prom_halt();
 	panic("Halt failed!");
 }
@@ -165,8 +161,6 @@ void machine_restart(char * cmd)
 
 	p = strchr (reboot_command, '\n');
 	if (p) *p = 0;
-	if (prom_palette)
-		prom_palette (1);
 	if (cmd)
 		prom_reboot(cmd);
 	if (*reboot_command)
diff --git a/arch/sparc/kernel/setup.c b/arch/sparc/kernel/setup.c
index 3cf78f16084..3c13137685d 100644
--- a/arch/sparc/kernel/setup.c
+++ b/arch/sparc/kernel/setup.c
@@ -65,7 +65,6 @@ struct screen_info screen_info = {
  */
 
 extern unsigned long trapbase;
-void (*prom_palette)(int);
 
 /* Pretty sick eh? */
 void prom_sync_me(void)
@@ -80,8 +79,6 @@ void prom_sync_me(void)
 			     "nop\n\t"
 			     "nop\n\t" : : "r" (&trapbase));
 
-	if (prom_palette)
-		prom_palette(1);
 	prom_printf("PROM SYNC COMMAND...\n");
 	show_free_areas();
 	if(current->pid != 0) {
@@ -191,7 +188,6 @@ extern int prom_probe_memory(void);
 extern void sun4c_probe_vac(void);
 extern char cputypval;
 extern unsigned long start, end;
-extern void panic_setup(char *, int *);
 
 extern unsigned short root_flags;
 extern unsigned short root_dev;
diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c
index c0442e8c4b1..2375fe9dc31 100644
--- a/arch/sparc/mm/sun4c.c
+++ b/arch/sparc/mm/sun4c.c
@@ -1941,9 +1941,7 @@ static pte_t *sun4c_pte_alloc_one_kernel(struct mm_struct *mm, unsigned long add
 	if ((pte = sun4c_pte_alloc_one_fast(mm, address)) != NULL)
 		return pte;
 
-	pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT);
-	if (pte)
-		memset(pte, 0, PAGE_SIZE);
+	pte = (pte_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
 	return pte;
 }
 
diff --git a/arch/sparc/prom/misc.c b/arch/sparc/prom/misc.c
index 37cff5f5470..d9fb3af41c1 100644
--- a/arch/sparc/prom/misc.c
+++ b/arch/sparc/prom/misc.c
@@ -45,9 +45,6 @@ prom_feval(char *fstring)
 	spin_unlock_irqrestore(&prom_lock, flags);
 }
 
-/* We want to do this more nicely some day. */
-extern void (*prom_palette)(int);
-
 /* Drop into the prom, with the chance to continue with the 'go'
  * prom command.
  */
@@ -58,8 +55,6 @@ prom_cmdline(void)
 	extern void install_linux_ticker(void);
 	unsigned long flags;
 
-	if (prom_palette)
-		prom_palette (1);
 	spin_lock_irqsave(&prom_lock, flags);
 	install_obp_ticker();
 	(*(romvec->pv_abort))();
@@ -69,8 +64,6 @@ prom_cmdline(void)
 #ifdef CONFIG_SUN_AUXIO
 	set_auxio(AUXIO_LED, 0);
 #endif
-	if (prom_palette)
-		prom_palette (0);
 }
 
 /* Drop into the prom, but completely terminate the program.
diff --git a/arch/sparc64/Kconfig.debug b/arch/sparc64/Kconfig.debug
index a5faa3683bd..6a4d28a4076 100644
--- a/arch/sparc64/Kconfig.debug
+++ b/arch/sparc64/Kconfig.debug
@@ -23,10 +23,6 @@ config STACK_DEBUG
 	depends on DEBUG_KERNEL
 	bool "Stack Overflow Detection Support"
 
-config DEBUG_BOOTMEM
-	depends on DEBUG_KERNEL
-	bool "Debug BOOTMEM initialization"
-
 config DEBUG_PAGEALLOC
 	bool "Debug page memory allocations"
 	depends on DEBUG_KERNEL && !HIBERNATION
diff --git a/arch/sparc64/Makefile b/arch/sparc64/Makefile
index 01159cb5f16..f0c22f82698 100644
--- a/arch/sparc64/Makefile
+++ b/arch/sparc64/Makefile
@@ -12,39 +12,13 @@ CHECKFLAGS	+= -D__sparc__ -D__sparc_v9__ -m64
 
 CPPFLAGS_vmlinux.lds += -Usparc
 
-CC		:= $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo $(CC); else echo sparc64-linux-gcc; fi )
-
-NEW_GCC := $(call cc-option-yn, -m64 -mcmodel=medlow)
-NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
-UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
-
-ifneq ($(NEW_GAS),y)
-AS		= sparc64-linux-as
-LD		= sparc64-linux-ld
-NM		= sparc64-linux-nm
-AR		= sparc64-linux-ar
-RANLIB		= sparc64-linux-ranlib
-else
-AS		:= $(AS) -64
 LDFLAGS		:= -m elf64_sparc
-endif
 
-ifneq ($(UNDECLARED_REGS),y)
-CC_UNDECL	=
-else
-CC_UNDECL	= -Wa,--undeclared-regs
-AS		:= $(AS) --undeclared-regs
-endif
-
-ifneq ($(NEW_GCC),y)
-  KBUILD_CFLAGS += -pipe -mno-fpu -mtune=ultrasparc -mmedlow \
-	    -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
-else
-  KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
-	    -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \
-	    $(CC_UNDECL)
-  KBUILD_AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
-endif
+KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
+	-ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \
+	-Wa,--undeclared-regs
+KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
+KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
 
 ifeq ($(CONFIG_MCOUNT),y)
   KBUILD_CFLAGS += -pg
diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig
index 833d74b2b19..250958d1e3c 100644
--- a/arch/sparc64/defconfig
+++ b/arch/sparc64/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.24
-# Tue Feb  5 17:28:19 2008
+# Linux kernel version: 2.6.25-rc1
+# Sun Feb 17 22:44:12 2008
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -10,6 +10,7 @@ CONFIG_GENERIC_CMOS_UPDATE=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_64BIT=y
 CONFIG_MMU=y
+CONFIG_IOMMU_HELPER=y
 CONFIG_QUICKLIST=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
@@ -21,6 +22,7 @@ CONFIG_HAVE_SETUP_PER_CPU_AREA=y
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_OF=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_ARCH_SUPPORTS_AOUT=y
 CONFIG_SPARC64_PAGE_SIZE_8KB=y
 # CONFIG_SPARC64_PAGE_SIZE_64KB is not set
 # CONFIG_SPARC64_PAGE_SIZE_512KB is not set
@@ -49,8 +51,6 @@ CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
-# CONFIG_USER_NS is not set
-# CONFIG_PID_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=18
@@ -60,6 +60,11 @@ CONFIG_FAIR_USER_SCHED=y
 # CONFIG_FAIR_CGROUP_SCHED is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_RELAY=y
+CONFIG_NAMESPACES=y
+# CONFIG_UTS_NS is not set
+# CONFIG_IPC_NS is not set
+# CONFIG_USER_NS is not set
+# CONFIG_PID_NS is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -74,6 +79,7 @@ CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
+# CONFIG_COMPAT_BRK is not set
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_ANON_INODES=y
@@ -176,13 +182,13 @@ CONFIG_PCI_MSI=y
 CONFIG_SUN_OPENPROMFS=m
 CONFIG_SPARC32_COMPAT=y
 CONFIG_COMPAT=y
-CONFIG_BINFMT_ELF32=y
 # CONFIG_BINFMT_AOUT32 is not set
 
 #
 # Executable file formats
 #
 CONFIG_BINFMT_ELF=y
+CONFIG_COMPAT_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=m
 CONFIG_SOLARIS_EMUL=y
 CONFIG_SCHED_SMT=y
@@ -354,6 +360,8 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_EEPROM_93CX6 is not set
 # CONFIG_SGI_IOC4 is not set
 # CONFIG_TIFM_CORE is not set
+# CONFIG_ENCLOSURE_SERVICES is not set
+CONFIG_HAVE_IDE=y
 CONFIG_IDE=y
 CONFIG_BLK_DEV_IDE=y
 
@@ -376,6 +384,7 @@ CONFIG_IDE_PROC_FS=y
 #
 CONFIG_IDE_GENERIC=y
 # CONFIG_BLK_DEV_PLATFORM is not set
+CONFIG_BLK_DEV_IDEDMA_SFF=y
 
 #
 # PCI IDE chipsets support
@@ -775,7 +784,6 @@ CONFIG_I2C_ALGOBIT=y
 # CONFIG_SENSORS_EEPROM is not set
 # CONFIG_SENSORS_PCF8574 is not set
 # CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_PCF8591 is not set
 # CONFIG_TPS65010 is not set
 # CONFIG_SENSORS_MAX6875 is not set
@@ -831,6 +839,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_SMSC47M1 is not set
 # CONFIG_SENSORS_SMSC47M192 is not set
 # CONFIG_SENSORS_SMSC47B397 is not set
+# CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
@@ -840,9 +849,11 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83792D is not set
 # CONFIG_SENSORS_W83793 is not set
 # CONFIG_SENSORS_W83L785TS is not set
+# CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_HWMON_DEBUG_CHIP is not set
+# CONFIG_THERMAL is not set
 # CONFIG_WATCHDOG is not set
 
 #
@@ -1201,6 +1212,7 @@ CONFIG_USB_STORAGE=m
 # CONFIG_USB_TEST is not set
 # CONFIG_USB_GADGET is not set
 # CONFIG_MMC is not set
+# CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
 # CONFIG_INFINIBAND is not set
 # CONFIG_RTC_CLASS is not set
@@ -1242,12 +1254,10 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
+CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
-CONFIG_DNOTIFY=y
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
 # CONFIG_FUSE_FS is not set
@@ -1291,8 +1301,10 @@ CONFIG_HUGETLB_PAGE=y
 # CONFIG_EFS_FS is not set
 # CONFIG_CRAMFS is not set
 # CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
@@ -1370,6 +1382,7 @@ CONFIG_DETECT_SOFTLOCKUP=y
 CONFIG_SCHEDSTATS=y
 # CONFIG_TIMER_STATS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
+# CONFIG_SLUB_STATS is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1385,7 +1398,6 @@ CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_VM is not set
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
-CONFIG_FORCED_INLINING=y
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_KPROBES_SANITY_TEST is not set
@@ -1396,7 +1408,6 @@ CONFIG_FORCED_INLINING=y
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_DEBUG_DCFLUSH is not set
 # CONFIG_STACK_DEBUG is not set
-# CONFIG_DEBUG_BOOTMEM is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
 
 #
diff --git a/arch/sparc64/kernel/iommu.c b/arch/sparc64/kernel/iommu.c
index d3276ebcfb4..0e347ff812a 100644
--- a/arch/sparc64/kernel/iommu.c
+++ b/arch/sparc64/kernel/iommu.c
@@ -200,12 +200,11 @@ int iommu_table_init(struct iommu *iommu, int tsbsize,
 	/* Allocate and initialize the dummy page which we
 	 * set inactive IO PTEs to point to.
 	 */
-	iommu->dummy_page = __get_free_pages(GFP_KERNEL, 0);
+	iommu->dummy_page = get_zeroed_page(GFP_KERNEL);
 	if (!iommu->dummy_page) {
 		printk(KERN_ERR "IOMMU: Error, gfp(dummy_page) failed.\n");
 		goto out_free_map;
 	}
-	memset((void *)iommu->dummy_page, 0, PAGE_SIZE);
 	iommu->dummy_page_pa = (unsigned long) __pa(iommu->dummy_page);
 
 	/* Now allocate and setup the IOMMU page table itself.  */
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index a61c38fe75e..545356b00e2 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -225,20 +225,6 @@ static int __init pci_controller_init(const char *model_name, int namelen, struc
 	return 0;
 }
 
-static int __init pci_is_controller(const char *model_name, int namelen, struct device_node *dp)
-{
-	int i;
-
-	for (i = 0; i < PCI_NUM_CONTROLLER_TYPES; i++) {
-		if (!strncmp(model_name,
-			     pci_controller_table[i].model_name,
-			     namelen)) {
-			return 1;
-		}
-	}
-	return 0;
-}
-
 static int __init pci_controller_scan(int (*handler)(const char *, int, struct device_node *))
 {
 	struct device_node *dp;
@@ -273,13 +259,6 @@ static int __init pci_controller_scan(int (*handler)(const char *, int, struct d
 	return count;
 }
 
-
-/* Is there some PCI controller in the system?  */
-int __init pcic_present(void)
-{
-	return pci_controller_scan(pci_is_controller);
-}
-
 /* Find each controller in the system, attach and initialize
  * software state structure for each and link into the
  * pci_pbm_root.  Setup the controller enough such
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 1b237917498..6eceac51ae6 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -113,16 +113,9 @@ void cpu_idle(void)
 
 extern char reboot_command [];
 
-extern void (*prom_palette)(int);
-extern void (*prom_keyboard)(void);
-
 void machine_halt(void)
 {
 	sstate_halt();
-	if (prom_palette)
-		prom_palette (1);
-	if (prom_keyboard)
-		prom_keyboard();
 	prom_halt();
 	panic("Halt failed!");
 }
@@ -130,10 +123,6 @@ void machine_halt(void)
 void machine_alt_power_off(void)
 {
 	sstate_poweroff();
-	if (prom_palette)
-		prom_palette(1);
-	if (prom_keyboard)
-		prom_keyboard();
 	prom_halt_power_off();
 	panic("Power-off failed!");
 }
@@ -145,10 +134,6 @@ void machine_restart(char * cmd)
 	sstate_reboot();
 	p = strchr (reboot_command, '\n');
 	if (p) *p = 0;
-	if (prom_palette)
-		prom_palette (1);
-	if (prom_keyboard)
-		prom_keyboard();
 	if (cmd)
 		prom_reboot(cmd);
 	if (*reboot_command)
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index a246e962e5a..68964ddcde1 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -1716,7 +1716,6 @@ static void __init of_console_init(void)
 
 	of_console_device = dp;
 
-	prom_printf(msg, of_console_path);
 	printk(msg, of_console_path);
 }
 
diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c
index 5964d8653ad..d036dbe7286 100644
--- a/arch/sparc64/kernel/setup.c
+++ b/arch/sparc64/kernel/setup.c
@@ -68,33 +68,22 @@ struct screen_info screen_info = {
 	16                      /* orig-video-points */
 };
 
-void (*prom_palette)(int);
-void (*prom_keyboard)(void);
-
 static void
 prom_console_write(struct console *con, const char *s, unsigned n)
 {
 	prom_write(s, n);
 }
 
-unsigned int boot_flags = 0;
-#define BOOTME_DEBUG  0x1
-
 /* Exported for mm/init.c:paging_init. */
 unsigned long cmdline_memory_size = 0;
 
-static struct console prom_debug_console = {
-	.name =		"debug",
+static struct console prom_early_console = {
+	.name =		"earlyprom",
 	.write =	prom_console_write,
-	.flags =	CON_PRINTBUFFER,
+	.flags =	CON_PRINTBUFFER | CON_BOOT,
 	.index =	-1,
 };
 
-/* XXX Implement this at some point... */
-void kernel_enter_debugger(void)
-{
-}
-
 /* 
  * Process kernel command line switches that are specific to the
  * SPARC or that require special low-level processing.
@@ -103,8 +92,6 @@ static void __init process_switch(char c)
 {
 	switch (c) {
 	case 'd':
-		boot_flags |= BOOTME_DEBUG;
-		break;
 	case 's':
 		break;
 	case 'h':
@@ -112,8 +99,7 @@ static void __init process_switch(char c)
 		prom_halt();
 		break;
 	case 'p':
-		/* Use PROM debug console. */
-		register_console(&prom_debug_console);
+		/* Just ignore, this behavior is now the default.  */
 		break;
 	case 'P':
 		/* Force UltraSPARC-III P-Cache on. */
@@ -168,8 +154,6 @@ static void __init boot_flags_init(char *commands)
 	}
 }
 
-extern void panic_setup(char *, int *);
-
 extern unsigned short root_flags;
 extern unsigned short root_dev;
 extern unsigned short ram_flags;
@@ -296,6 +280,9 @@ void __init setup_arch(char **cmdline_p)
 	*cmdline_p = prom_getbootargs();
 	strcpy(boot_command_line, *cmdline_p);
 
+	boot_flags_init(*cmdline_p);
+	register_console(&prom_early_console);
+
 	if (tlb_type == hypervisor)
 		printk("ARCH: SUN4V\n");
 	else
@@ -307,8 +294,6 @@ void __init setup_arch(char **cmdline_p)
 	conswitchp = &prom_con;
 #endif
 
-	boot_flags_init(*cmdline_p);
-
 	idprom_init();
 
 	if (!root_flags)
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index 68db0893039..51fa773f38c 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -85,7 +85,6 @@ extern int (*handle_mathemu)(struct pt_regs *, struct fpustate *);
 extern long sparc32_open(const char __user * filename, int flags, int mode);
 extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
 	unsigned long pfn, unsigned long size, pgprot_t prot);
-extern void (*prom_palette)(int);
 
 extern int __ashrdi3(int, int);
 
@@ -355,5 +354,3 @@ EXPORT_SYMBOL(xor_niagara_2);
 EXPORT_SYMBOL(xor_niagara_3);
 EXPORT_SYMBOL(xor_niagara_4);
 EXPORT_SYMBOL(xor_niagara_5);
-
-EXPORT_SYMBOL(prom_palette);
diff --git a/arch/sparc64/kernel/unaligned.c b/arch/sparc64/kernel/unaligned.c
index dc7bf1b6321..1a511e9f0d3 100644
--- a/arch/sparc64/kernel/unaligned.c
+++ b/arch/sparc64/kernel/unaligned.c
@@ -7,6 +7,7 @@
  */
 
 
+#include <linux/jiffies.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
@@ -283,7 +284,7 @@ static void log_unaligned(struct pt_regs *regs)
 {
 	static unsigned long count, last_time;
 
-	if (jiffies - last_time > 5 * HZ)
+	if (time_after(jiffies, last_time + 5 * HZ))
 		count = 0;
 	if (count < 5) {
 		last_time = jiffies;
diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c
index e726c45645f..9e6bca266d8 100644
--- a/arch/sparc64/mm/init.c
+++ b/arch/sparc64/mm/init.c
@@ -618,9 +618,9 @@ static void __init inherit_prom_mappings(void)
 	read_obp_translations();
 
 	/* Now fixup OBP's idea about where we really are mapped. */
-	prom_printf("Remapping the kernel... ");
+	printk("Remapping the kernel... ");
 	remap_kernel();
-	prom_printf("done.\n");
+	printk("done.\n");
 }
 
 void prom_world(int enter)
@@ -739,11 +739,6 @@ static unsigned long __init choose_bootmap_pfn(unsigned long start_pfn,
 	avoid_end = PAGE_ALIGN(initrd_end);
 #endif
 
-#ifdef CONFIG_DEBUG_BOOTMEM
-	prom_printf("choose_bootmap_pfn: kern[%lx:%lx] avoid[%lx:%lx]\n",
-		    kern_base, PAGE_ALIGN(kern_base + kern_size),
-		    avoid_start, avoid_end);
-#endif
 	for (i = 0; i < pavail_ents; i++) {
 		unsigned long start, end;
 
@@ -777,10 +772,6 @@ static unsigned long __init choose_bootmap_pfn(unsigned long start_pfn,
 			}
 
 			/* OK, it doesn't overlap anything, use it.  */
-#ifdef CONFIG_DEBUG_BOOTMEM
-			prom_printf("choose_bootmap_pfn: Using %lx [%lx]\n",
-				    start >> PAGE_SHIFT, start);
-#endif
 			return start >> PAGE_SHIFT;
 		}
 	}
@@ -920,10 +911,6 @@ static unsigned long __init bootmem_init(unsigned long *pages_avail,
 	unsigned long bootmap_pfn, bytes_avail, size;
 	int i;
 
-#ifdef CONFIG_DEBUG_BOOTMEM
-	prom_printf("bootmem_init: Scan pavail, ");
-#endif
-
 	bytes_avail = 0UL;
 	for (i = 0; i < pavail_ents; i++) {
 		end_of_phys_memory = pavail[i].phys_addr +
@@ -970,33 +957,20 @@ static unsigned long __init bootmem_init(unsigned long *pages_avail,
 
 	bootmap_pfn = choose_bootmap_pfn(min_low_pfn, end_pfn);
 
-#ifdef CONFIG_DEBUG_BOOTMEM
-	prom_printf("init_bootmem(min[%lx], bootmap[%lx], max[%lx])\n",
-		    min_low_pfn, bootmap_pfn, max_low_pfn);
-#endif
 	bootmap_size = init_bootmem_node(NODE_DATA(0), bootmap_pfn,
 					 min_low_pfn, end_pfn);
 
 	/* Now register the available physical memory with the
 	 * allocator.
 	 */
-	for (i = 0; i < pavail_ents; i++) {
-#ifdef CONFIG_DEBUG_BOOTMEM
-		prom_printf("free_bootmem(pavail:%d): base[%lx] size[%lx]\n",
-			    i, pavail[i].phys_addr, pavail[i].reg_size);
-#endif
+	for (i = 0; i < pavail_ents; i++)
 		free_bootmem(pavail[i].phys_addr, pavail[i].reg_size);
-	}
 
 #ifdef CONFIG_BLK_DEV_INITRD
 	if (initrd_start) {
 		size = initrd_end - initrd_start;
 
 		/* Reserve the initrd image area. */
-#ifdef CONFIG_DEBUG_BOOTMEM
-		prom_printf("reserve_bootmem(initrd): base[%llx] size[%lx]\n",
-			initrd_start, initrd_end);
-#endif
 		reserve_bootmem(initrd_start, size, BOOTMEM_DEFAULT);
 
 		initrd_start += PAGE_OFFSET;
@@ -1004,9 +978,6 @@ static unsigned long __init bootmem_init(unsigned long *pages_avail,
 	}
 #endif
 	/* Reserve the kernel text/data/bss. */
-#ifdef CONFIG_DEBUG_BOOTMEM
-	prom_printf("reserve_bootmem(kernel): base[%lx] size[%lx]\n", kern_base, kern_size);
-#endif
 	reserve_bootmem(kern_base, kern_size, BOOTMEM_DEFAULT);
 	*pages_avail -= PAGE_ALIGN(kern_size) >> PAGE_SHIFT;
 
@@ -1020,10 +991,6 @@ static unsigned long __init bootmem_init(unsigned long *pages_avail,
 	 * in free_all_bootmem.
 	 */
 	size = bootmap_size;
-#ifdef CONFIG_DEBUG_BOOTMEM
-	prom_printf("reserve_bootmem(bootmap): base[%lx] size[%lx]\n",
-		    (bootmap_pfn << PAGE_SHIFT), size);
-#endif
 	reserve_bootmem((bootmap_pfn << PAGE_SHIFT), size, BOOTMEM_DEFAULT);
 
 	for (i = 0; i < pavail_ents; i++) {
@@ -1031,10 +998,6 @@ static unsigned long __init bootmem_init(unsigned long *pages_avail,
 
 		start_pfn = pavail[i].phys_addr >> PAGE_SHIFT;
 		end_pfn = (start_pfn + (pavail[i].reg_size >> PAGE_SHIFT));
-#ifdef CONFIG_DEBUG_BOOTMEM
-		prom_printf("memory_present(0, %lx, %lx)\n",
-			    start_pfn, end_pfn);
-#endif
 		memory_present(0, start_pfn, end_pfn);
 	}
 
@@ -1451,7 +1414,7 @@ void __init paging_init(void)
 				    zholes_size);
 	}
 
-	prom_printf("Booting Linux...\n");
+	printk("Booting Linux...\n");
 
 	central_probe();
 	cpu_probe();
@@ -1549,10 +1512,6 @@ void __init mem_init(void)
 
 	high_memory = __va(last_valid_pfn << PAGE_SHIFT);
 
-#ifdef CONFIG_DEBUG_BOOTMEM
-	prom_printf("mem_init: Calling free_all_bootmem().\n");
-#endif
-
 	/* We subtract one to account for the mem_map_zero page
 	 * allocated below.
 	 */
diff --git a/arch/sparc64/prom/misc.c b/arch/sparc64/prom/misc.c
index bbec7522826..47a877a15ab 100644
--- a/arch/sparc64/prom/misc.c
+++ b/arch/sparc64/prom/misc.c
@@ -55,9 +55,6 @@ void prom_feval(const char *fstring)
 		  P1275_INOUT(1, 1), fstring);
 }
 
-/* We want to do this more nicely some day. */
-extern void (*prom_palette)(int);
-
 #ifdef CONFIG_SMP
 extern void smp_capture(void);
 extern void smp_release(void);
@@ -72,9 +69,6 @@ void prom_cmdline(void)
 
 	local_irq_save(flags);
 
-	if (prom_palette)
-		prom_palette(1);
-
 #ifdef CONFIG_SMP
 	smp_capture();
 #endif
@@ -85,9 +79,6 @@ void prom_cmdline(void)
 	smp_release();
 #endif
 
-	if (prom_palette)
-		prom_palette(0);
-
 	local_irq_restore(flags);
 }
 
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index d775eb6590b..62f9c6e387c 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -1913,61 +1913,6 @@ static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
 		par->mmaped = 1;
 	return 0;
 }
-
-static struct {
-	u32 yoffset;
-	u8 r[2][256];
-	u8 g[2][256];
-	u8 b[2][256];
-} atyfb_save;
-
-static void atyfb_save_palette(struct atyfb_par *par, int enter)
-{
-	int i, tmp;
-
-	for (i = 0; i < 256; i++) {
-		tmp = aty_ld_8(DAC_CNTL, par) & 0xfc;
-		if (M64_HAS(EXTRA_BRIGHT))
-			tmp |= 0x2;
-		aty_st_8(DAC_CNTL, tmp, par);
-		aty_st_8(DAC_MASK, 0xff, par);
-
-		aty_st_8(DAC_R_INDEX, i, par);
-		atyfb_save.r[enter][i] = aty_ld_8(DAC_DATA, par);
-		atyfb_save.g[enter][i] = aty_ld_8(DAC_DATA, par);
-		atyfb_save.b[enter][i] = aty_ld_8(DAC_DATA, par);
-		aty_st_8(DAC_W_INDEX, i, par);
-		aty_st_8(DAC_DATA, atyfb_save.r[1 - enter][i], par);
-		aty_st_8(DAC_DATA, atyfb_save.g[1 - enter][i], par);
-		aty_st_8(DAC_DATA, atyfb_save.b[1 - enter][i], par);
-	}
-}
-
-static void atyfb_palette(int enter)
-{
-	struct atyfb_par *par;
-	struct fb_info *info;
-	int i;
-
-	for (i = 0; i < FB_MAX; i++) {
-		info = registered_fb[i];
-		if (info && info->fbops == &atyfb_ops) {
-			par = (struct atyfb_par *) info->par;
-			
-			atyfb_save_palette(par, enter);
-			if (enter) {
-				atyfb_save.yoffset = info->var.yoffset;
-				info->var.yoffset = 0;
-				set_off_pitch(par, info);
-			} else {
-				info->var.yoffset = atyfb_save.yoffset;
-				set_off_pitch(par, info);
-			}
-			aty_st_le32(CRTC_OFF_PITCH, par->crtc.off_pitch, par);
-			break;
-		}
-	}
-}
 #endif /* __sparc__ */
 
 
@@ -2670,10 +2615,6 @@ static int __devinit aty_init(struct fb_info *info)
 		goto aty_init_exit;
 	}
 
-#ifdef __sparc__
-	atyfb_save_palette(par, 0);
-#endif
-
 #ifdef CONFIG_FB_ATY_CT
 	if (!noaccel && M64_HAS(INTEGRATED))
 		aty_init_cursor(info);
@@ -2900,8 +2841,6 @@ static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
 
 #ifdef __sparc__
 
-extern void (*prom_palette) (int);
-
 static int __devinit atyfb_setup_sparc(struct pci_dev *pdev,
 			struct fb_info *info, unsigned long addr)
 {
@@ -3536,9 +3475,6 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi
 		goto err_release_io;
 
 #ifdef __sparc__
-	if (!prom_palette)
-		prom_palette = atyfb_palette;
-
 	/*
 	 * Add /dev/fb mmap values.
 	 */
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index 41f6dbf61be..fdc9f43ec30 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -16,6 +16,7 @@
 #include <linux/init.h>
 #include <linux/fb.h>
 #include <linux/mm.h>
+#include <linux/uaccess.h>
 
 #include <asm/io.h>
 #include <asm/prom.h>
diff --git a/drivers/video/sbuslib.c b/drivers/video/sbuslib.c
index 963a454b707..4deaac05b93 100644
--- a/drivers/video/sbuslib.c
+++ b/drivers/video/sbuslib.c
@@ -9,6 +9,7 @@
 #include <linux/string.h>
 #include <linux/fb.h>
 #include <linux/mm.h>
+#include <linux/uaccess.h>
 
 #include <asm/oplib.h>
 #include <asm/fbio.h>
diff --git a/include/asm-sparc64/ptrace.h b/include/asm-sparc64/ptrace.h
index 8617c3a5143..67341cff2e6 100644
--- a/include/asm-sparc64/ptrace.h
+++ b/include/asm-sparc64/ptrace.h
@@ -102,6 +102,7 @@ do {	current_thread_info()->syscall_noerror = 1; \
 } while (0)
 #define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV))
 #define instruction_pointer(regs) ((regs)->tpc)
+#define regs_return_value(regs) ((regs)->u_regs[UREG_I0])
 #ifdef CONFIG_SMP
 extern unsigned long profile_pc(struct pt_regs *);
 #else