17 files changed, 94 insertions, 578 deletions

diff --git a/arch/sparc/prom/Makefile b/arch/sparc/prom/Makefile
index 1b8c073adb44..8287bbe88768 100644
--- a/arch/sparc/prom/Makefile
+++ b/arch/sparc/prom/Makefile
@@ -5,13 +5,10 @@ asflags := -ansi
 ccflags := -Werror
 
 lib-y                 := bootstr_$(BITS).o
-lib-$(CONFIG_SPARC32) += devmap.o
-lib-y                 += devops_$(BITS).o
 lib-y                 += init_$(BITS).o
 lib-$(CONFIG_SPARC32) += memory.o
 lib-y                 += misc_$(BITS).o
 lib-$(CONFIG_SPARC32) += mp.o
-lib-$(CONFIG_SPARC32) += palloc.o
 lib-$(CONFIG_SPARC32) += ranges.o
 lib-$(CONFIG_SPARC32) += segment.o
 lib-y                 += console_$(BITS).o
diff --git a/arch/sparc/prom/bootstr_32.c b/arch/sparc/prom/bootstr_32.c
index 916831da7e67..f5ec32e0d419 100644
--- a/arch/sparc/prom/bootstr_32.c
+++ b/arch/sparc/prom/bootstr_32.c
@@ -29,7 +29,8 @@ prom_getbootargs(void)
 		/* Start from 1 and go over fd(0,0,0)kernel */
 		for(iter = 1; iter < 8; iter++) {
 			arg = (*(romvec->pv_v0bootargs))->argv[iter];
-			if(arg == 0) break;
+			if (arg == NULL)
+				break;
 			while(*arg != 0) {
 				/* Leave place for space and null. */
 				if(cp >= barg_buf + BARG_LEN-2){
diff --git a/arch/sparc/prom/console_32.c b/arch/sparc/prom/console_32.c
index 5340264b78f5..b05e3db5fa63 100644
--- a/arch/sparc/prom/console_32.c
+++ b/arch/sparc/prom/console_32.c
@@ -16,63 +16,27 @@
 
 extern void restore_current(void);
 
-/* Non blocking get character from console input device, returns -1
- * if no input was taken.  This can be used for polling.
- */
-int
-prom_nbgetchar(void)
-{
-	static char inc;
-	int i = -1;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-		i = (*(romvec->pv_nbgetchar))();
-		break;
-	case PROM_V2:
-	case PROM_V3:
-		if( (*(romvec->pv_v2devops).v2_dev_read)(*romvec->pv_v2bootargs.fd_stdin , &inc, 0x1) == 1) {
-			i = inc;
-		} else {
-			i = -1;
-		}
-		break;
-	default:
-		i = -1;
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-	return i; /* Ugh, we could spin forever on unsupported proms ;( */
-}
-
 /* Non blocking put character to console device, returns -1 if
  * unsuccessful.
  */
-int
-prom_nbputchar(char c)
+static int prom_nbputchar(const char *buf)
 {
-	static char outc;
 	unsigned long flags;
 	int i = -1;
 
 	spin_lock_irqsave(&prom_lock, flags);
 	switch(prom_vers) {
 	case PROM_V0:
-		i = (*(romvec->pv_nbputchar))(c);
+		if ((*(romvec->pv_nbputchar))(*buf))
+			i = 1;
 		break;
 	case PROM_V2:
 	case PROM_V3:
-		outc = c;
-		if( (*(romvec->pv_v2devops).v2_dev_write)(*romvec->pv_v2bootargs.fd_stdout, &outc, 0x1) == 1)
-			i = 0;
-		else
-			i = -1;
+		if ((*(romvec->pv_v2devops).v2_dev_write)(*romvec->pv_v2bootargs.fd_stdout,
+							  buf, 0x1) == 1)
+			i = 1;
 		break;
 	default:
-		i = -1;
 		break;
 	};
 	restore_current();
@@ -80,18 +44,14 @@ prom_nbputchar(char c)
 	return i; /* Ugh, we could spin forever on unsupported proms ;( */
 }
 
-/* Blocking version of get character routine above. */
-char
-prom_getchar(void)
+void prom_console_write_buf(const char *buf, int len)
 {
-	int character;
-	while((character = prom_nbgetchar()) == -1) ;
-	return (char) character;
+	while (len) {
+		int n = prom_nbputchar(buf);
+		if (n < 0)
+			continue;
+		len--;
+		buf++;
+	}
 }
 
-/* Blocking version of put character routine above. */
-void
-prom_putchar(char c)
-{
-	while(prom_nbputchar(c) == -1) ;
-}
diff --git a/arch/sparc/prom/console_64.c b/arch/sparc/prom/console_64.c
index 10322dc2f557..9de6c8cfe04a 100644
--- a/arch/sparc/prom/console_64.c
+++ b/arch/sparc/prom/console_64.c
@@ -13,87 +13,34 @@
 #include <asm/system.h>
 #include <linux/string.h>
 
-extern int prom_stdin, prom_stdout;
-
-/* Non blocking get character from console input device, returns -1
- * if no input was taken.  This can be used for polling.
- */
-inline int
-prom_nbgetchar(void)
+static int __prom_console_write_buf(const char *buf, int len)
 {
 	unsigned long args[7];
-	char inc;
-
-	args[0] = (unsigned long) "read";
-	args[1] = 3;
-	args[2] = 1;
-	args[3] = (unsigned int) prom_stdin;
-	args[4] = (unsigned long) &inc;
-	args[5] = 1;
-	args[6] = (unsigned long) -1;
-
-	p1275_cmd_direct(args);
-
-	if (args[6] == 1)
-		return inc;
-	return -1;
-}
-
-/* Non blocking put character to console device, returns -1 if
- * unsuccessful.
- */
-inline int
-prom_nbputchar(char c)
-{
-	unsigned long args[7];
-	char outc;
-	
-	outc = c;
+	int ret;
 
 	args[0] = (unsigned long) "write";
 	args[1] = 3;
 	args[2] = 1;
 	args[3] = (unsigned int) prom_stdout;
-	args[4] = (unsigned long) &outc;
-	args[5] = 1;
+	args[4] = (unsigned long) buf;
+	args[5] = (unsigned int) len;
 	args[6] = (unsigned long) -1;
 
 	p1275_cmd_direct(args);
 
-	if (args[6] == 1)
-		return 0;
-	else
+	ret = (int) args[6];
+	if (ret < 0)
 		return -1;
+	return ret;
 }
 
-/* Blocking version of get character routine above. */
-char
-prom_getchar(void)
+void prom_console_write_buf(const char *buf, int len)
 {
-	int character;
-	while((character = prom_nbgetchar()) == -1) ;
-	return (char) character;
-}
-
-/* Blocking version of put character routine above. */
-void
-prom_putchar(char c)
-{
-	prom_nbputchar(c);
-}
-
-void
-prom_puts(const char *s, int len)
-{
-	unsigned long args[7];
-
-	args[0] = (unsigned long) "write";
-	args[1] = 3;
-	args[2] = 1;
-	args[3] = (unsigned int) prom_stdout;
-	args[4] = (unsigned long) s;
-	args[5] = len;
-	args[6] = (unsigned long) -1;
-
-	p1275_cmd_direct(args);
+	while (len) {
+		int n = __prom_console_write_buf(buf, len);
+		if (n < 0)
+			continue;
+		len -= n;
+		buf += len;
+	}
 }
diff --git a/arch/sparc/prom/devmap.c b/arch/sparc/prom/devmap.c
deleted file mode 100644
index 46157d2aba0d..000000000000
--- a/arch/sparc/prom/devmap.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * promdevmap.c:  Map device/IO areas to virtual addresses.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
-
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-extern void restore_current(void);
-
-/* Just like the routines in palloc.c, these should not be used
- * by the kernel at all.  Bootloader facility mainly.  And again,
- * this is only available on V2 proms and above.
- */
-
-/* Map physical device address 'paddr' in IO space 'ios' of size
- * 'num_bytes' to a virtual address, with 'vhint' being a hint to
- * the prom as to where you would prefer the mapping.  We return
- * where the prom actually mapped it.
- */
-char *
-prom_mapio(char *vhint, int ios, unsigned int paddr, unsigned int num_bytes)
-{
-	unsigned long flags;
-	char *ret;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	if((num_bytes == 0) || (paddr == 0)) ret = (char *) 0x0;
-	else
-	ret = (*(romvec->pv_v2devops.v2_dumb_mmap))(vhint, ios, paddr,
-						    num_bytes);
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-	return ret;
-}
-
-/* Unmap an IO/device area that was mapped using the above routine. */
-void
-prom_unmapio(char *vaddr, unsigned int num_bytes)
-{
-	unsigned long flags;
-
-	if(num_bytes == 0x0) return;
-	spin_lock_irqsave(&prom_lock, flags);
-	(*(romvec->pv_v2devops.v2_dumb_munmap))(vaddr, num_bytes);
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-}
diff --git a/arch/sparc/prom/devops_32.c b/arch/sparc/prom/devops_32.c
deleted file mode 100644
index 9c5d4687242a..000000000000
--- a/arch/sparc/prom/devops_32.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * devops.c:  Device operations using the PROM.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-extern void restore_current(void);
-
-/* Open the device described by the string 'dstr'.  Returns the handle
- * to that device used for subsequent operations on that device.
- * Returns -1 on failure.
- */
-int
-prom_devopen(char *dstr)
-{
-	int handle;
-	unsigned long flags;
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-		handle = (*(romvec->pv_v0devops.v0_devopen))(dstr);
-		if(handle == 0) handle = -1;
-		break;
-	case PROM_V2:
-	case PROM_V3:
-		handle = (*(romvec->pv_v2devops.v2_dev_open))(dstr);
-		break;
-	default:
-		handle = -1;
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return handle;
-}
-
-/* Close the device described by device handle 'dhandle'. */
-int
-prom_devclose(int dhandle)
-{
-	unsigned long flags;
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-		(*(romvec->pv_v0devops.v0_devclose))(dhandle);
-		break;
-	case PROM_V2:
-	case PROM_V3:
-		(*(romvec->pv_v2devops.v2_dev_close))(dhandle);
-		break;
-	default:
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-	return 0;
-}
-
-/* Seek to specified location described by 'seekhi' and 'seeklo'
- * for device 'dhandle'.
- */
-void
-prom_seek(int dhandle, unsigned int seekhi, unsigned int seeklo)
-{
-	unsigned long flags;
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-		(*(romvec->pv_v0devops.v0_seekdev))(dhandle, seekhi, seeklo);
-		break;
-	case PROM_V2:
-	case PROM_V3:
-		(*(romvec->pv_v2devops.v2_dev_seek))(dhandle, seekhi, seeklo);
-		break;
-	default:
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-}
diff --git a/arch/sparc/prom/devops_64.c b/arch/sparc/prom/devops_64.c
deleted file mode 100644
index a017119e7ef1..000000000000
--- a/arch/sparc/prom/devops_64.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * devops.c:  Device operations using the PROM.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-/* Open the device described by the string 'dstr'.  Returns the handle
- * to that device used for subsequent operations on that device.
- * Returns 0 on failure.
- */
-int
-prom_devopen(const char *dstr)
-{
-	unsigned long args[5];
-
-	args[0] = (unsigned long) "open";
-	args[1] = 1;
-	args[2] = 1;
-	args[3] = (unsigned long) dstr;
-	args[4] = (unsigned long) -1;
-
-	p1275_cmd_direct(args);
-
-	return (int) args[4];
-}
-
-/* Close the device described by device handle 'dhandle'. */
-int
-prom_devclose(int dhandle)
-{
-	unsigned long args[4];
-
-	args[0] = (unsigned long) "close";
-	args[1] = 1;
-	args[2] = 0;
-	args[3] = (unsigned int) dhandle;
-
-	p1275_cmd_direct(args);
-
-	return 0;
-}
-
-/* Seek to specified location described by 'seekhi' and 'seeklo'
- * for device 'dhandle'.
- */
-void
-prom_seek(int dhandle, unsigned int seekhi, unsigned int seeklo)
-{
-	unsigned long args[7];
-
-	args[0] = (unsigned long) "seek";
-	args[1] = 3;
-	args[2] = 1;
-	args[3] = (unsigned int) dhandle;
-	args[4] = seekhi;
-	args[5] = seeklo;
-	args[6] = (unsigned long) -1;
-
-	p1275_cmd_direct(args);
-}
diff --git a/arch/sparc/prom/init_32.c b/arch/sparc/prom/init_32.c
index d342dba4dd54..0a601b300639 100644
--- a/arch/sparc/prom/init_32.c
+++ b/arch/sparc/prom/init_32.c
@@ -60,7 +60,7 @@ void __init prom_init(struct linux_romvec *rp)
 	prom_nodeops = romvec->pv_nodeops;
 
 	prom_root_node = prom_getsibling(0);
-	if((prom_root_node == 0) || (prom_root_node == -1))
+	if ((prom_root_node == 0) || ((s32)prom_root_node == -1))
 		prom_halt();
 
 	if((((unsigned long) prom_nodeops) == 0) || 
diff --git a/arch/sparc/prom/init_64.c b/arch/sparc/prom/init_64.c
index 3ff911e7d25b..5016c5e20575 100644
--- a/arch/sparc/prom/init_64.c
+++ b/arch/sparc/prom/init_64.c
@@ -18,7 +18,7 @@
 char prom_version[80];
 
 /* The root node of the prom device tree. */
-int prom_stdin, prom_stdout;
+int prom_stdout;
 phandle prom_chosen_node;
 
 /* You must call prom_init() before you attempt to use any of the
@@ -35,14 +35,13 @@ void __init prom_init(void *cif_handler, void *cif_stack)
 	prom_cif_init(cif_handler, cif_stack);
 
 	prom_chosen_node = prom_finddevice(prom_chosen_path);
-	if (!prom_chosen_node || prom_chosen_node == -1)
+	if (!prom_chosen_node || (s32)prom_chosen_node == -1)
 		prom_halt();
 
-	prom_stdin = prom_getint(prom_chosen_node, "stdin");
 	prom_stdout = prom_getint(prom_chosen_node, "stdout");
 
 	node = prom_finddevice("/openprom");
-	if (!node || node == -1)
+	if (!node || (s32)node == -1)
 		prom_halt();
 
 	prom_getstring(node, "version", prom_version, sizeof(prom_version));
diff --git a/arch/sparc/prom/misc_32.c b/arch/sparc/prom/misc_32.c
index 4d61c540bb3d..8c278c311ba4 100644
--- a/arch/sparc/prom/misc_32.c
+++ b/arch/sparc/prom/misc_32.c
@@ -70,7 +70,7 @@ prom_cmdline(void)
 /* Drop into the prom, but completely terminate the program.
  * No chance of continuing.
  */
-void
+void __noreturn
 prom_halt(void)
 {
 	unsigned long flags;
diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c
index d24bc44e361e..e4f31d4d3715 100644
--- a/arch/sparc/prom/misc_64.c
+++ b/arch/sparc/prom/misc_64.c
@@ -18,7 +18,7 @@
 #include <asm/system.h>
 #include <asm/ldc.h>
 
-int prom_service_exists(const char *service_name)
+static int prom_service_exists(const char *service_name)
 {
 	unsigned long args[5];
 
@@ -150,20 +150,6 @@ void prom_halt_power_off(void)
 	prom_halt();
 }
 
-/* Set prom sync handler to call function 'funcp'. */
-void prom_setcallback(callback_func_t funcp)
-{
-	unsigned long args[5];
-	if (!funcp)
-		return;
-	args[0] = (unsigned long) "set-callback";
-	args[1] = 1;
-	args[2] = 1;
-	args[3] = (unsigned long) funcp;
-	args[4] = (unsigned long) -1;
-	p1275_cmd_direct(args);
-}
-
 /* Get the idprom and stuff it into buffer 'idbuf'.  Returns the
  * format type.  'num_bytes' is the number of bytes that your idbuf
  * has space for.  Returns 0xff on error.
diff --git a/arch/sparc/prom/mp.c b/arch/sparc/prom/mp.c
index 4c4dc79f65af..97c44c9ddbc8 100644
--- a/arch/sparc/prom/mp.c
+++ b/arch/sparc/prom/mp.c
@@ -41,81 +41,3 @@ prom_startcpu(int cpunode, struct linux_prom_registers *ctable_reg, int ctx, cha
 
 	return ret;
 }
-
-/* Stop CPU with device prom-tree node 'cpunode'.
- * XXX Again, what does the return value really mean? XXX
- */
-int
-prom_stopcpu(int cpunode)
-{
-	int ret;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-	case PROM_V2:
-	default:
-		ret = -1;
-		break;
-	case PROM_V3:
-		ret = (*(romvec->v3_cpustop))(cpunode);
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return ret;
-}
-
-/* Make CPU with device prom-tree node 'cpunode' idle.
- * XXX Return value, anyone? XXX
- */
-int
-prom_idlecpu(int cpunode)
-{
-	int ret;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-	case PROM_V2:
-	default:
-		ret = -1;
-		break;
-	case PROM_V3:
-		ret = (*(romvec->v3_cpuidle))(cpunode);
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return ret;
-}
-
-/* Resume the execution of CPU with nodeid 'cpunode'.
- * XXX Come on, somebody has to know... XXX
- */
-int
-prom_restartcpu(int cpunode)
-{
-	int ret;
-	unsigned long flags;
-
-	spin_lock_irqsave(&prom_lock, flags);
-	switch(prom_vers) {
-	case PROM_V0:
-	case PROM_V2:
-	default:
-		ret = -1;
-		break;
-	case PROM_V3:
-		ret = (*(romvec->v3_cpuresume))(cpunode);
-		break;
-	};
-	restore_current();
-	spin_unlock_irqrestore(&prom_lock, flags);
-
-	return ret;
-}
diff --git a/arch/sparc/prom/palloc.c b/arch/sparc/prom/palloc.c
deleted file mode 100644
index 2e2a88b211fb..000000000000
--- a/arch/sparc/prom/palloc.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * palloc.c:  Memory allocation from the Sun PROM.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-/* You should not call these routines after memory management
- * has been initialized in the kernel, if fact you should not
- * use these if at all possible in the kernel.  They are mainly
- * to be used for a bootloader for temporary allocations which
- * it will free before jumping into the kernel it has loaded.
- *
- * Also, these routines don't work on V0 proms, only V2 and later.
- */
-
-/* Allocate a chunk of memory of size 'num_bytes' giving a suggestion
- * of virtual_hint as the preferred virtual base address of this chunk.
- * There are no guarantees that you will get the allocation, or that
- * the prom will abide by your "hint".  So check your return value.
- */
-char *
-prom_alloc(char *virtual_hint, unsigned int num_bytes)
-{
-	if(prom_vers == PROM_V0) return (char *) 0x0;
-	if(num_bytes == 0x0) return (char *) 0x0;
-	return (*(romvec->pv_v2devops.v2_dumb_mem_alloc))(virtual_hint, num_bytes);
-}
-
-/* Free a previously allocated chunk back to the prom at virtual address
- * 'vaddr' of size 'num_bytes'.  NOTE: This vaddr is not the hint you
- * used for the allocation, but the virtual address the prom actually
- * returned to you.  They may be have been the same, they may have not,
- * doesn't matter.
- */
-void
-prom_free(char *vaddr, unsigned int num_bytes)
-{
-	if((prom_vers == PROM_V0) || (num_bytes == 0x0)) return;
-	(*(romvec->pv_v2devops.v2_dumb_mem_free))(vaddr, num_bytes);
-}
diff --git a/arch/sparc/prom/printf.c b/arch/sparc/prom/printf.c
index ca869266b9f3..d9682f06b3b0 100644
--- a/arch/sparc/prom/printf.c
+++ b/arch/sparc/prom/printf.c
@@ -15,22 +15,45 @@
 
 #include <linux/kernel.h>
 #include <linux/compiler.h>
+#include <linux/spinlock.h>
 
 #include <asm/openprom.h>
 #include <asm/oplib.h>
 
+#define CONSOLE_WRITE_BUF_SIZE	1024
+
 static char ppbuf[1024];
+static char console_write_buf[CONSOLE_WRITE_BUF_SIZE];
+static DEFINE_RAW_SPINLOCK(console_write_lock);
 
 void notrace prom_write(const char *buf, unsigned int n)
 {
-	char ch;
+	unsigned int dest_len;
+	unsigned long flags;
+	char *dest;
+
+	dest = console_write_buf;
+	raw_spin_lock_irqsave(&console_write_lock, flags);
 
-	while (n != 0) {
-		--n;
-		if ((ch = *buf++) == '\n')
-			prom_putchar('\r');
-		prom_putchar(ch);
+	dest_len = 0;
+	while (n-- != 0) {
+		char ch = *buf++;
+		if (ch == '\n') {
+			*dest++ = '\r';
+			dest_len++;
+		}
+		*dest++ = ch;
+		dest_len++;
+		if (dest_len >= CONSOLE_WRITE_BUF_SIZE - 1) {
+			prom_console_write_buf(console_write_buf, dest_len);
+			dest = console_write_buf;
+			dest_len = 0;
+		}
 	}
+	if (dest_len)
+		prom_console_write_buf(console_write_buf, dest_len);
+
+	raw_spin_unlock_irqrestore(&console_write_lock, flags);
 }
 
 void notrace prom_printf(const char *fmt, ...)
diff --git a/arch/sparc/prom/ranges.c b/arch/sparc/prom/ranges.c
index 541fc829c207..0857aa9e839d 100644
--- a/arch/sparc/prom/ranges.c
+++ b/arch/sparc/prom/ranges.c
@@ -13,8 +13,8 @@
 #include <asm/types.h>
 #include <asm/system.h>
 
-struct linux_prom_ranges promlib_obio_ranges[PROMREG_MAX];
-int num_obio_ranges;
+static struct linux_prom_ranges promlib_obio_ranges[PROMREG_MAX];
+static int num_obio_ranges;
 
 /* Adjust register values based upon the ranges parameters. */
 static void
@@ -35,7 +35,7 @@ prom_adjust_regs(struct linux_prom_registers *regp, int nregs,
 	}
 }
 
-void
+static void
 prom_adjust_ranges(struct linux_prom_ranges *ranges1, int nranges1,
 		   struct linux_prom_ranges *ranges2, int nranges2)
 {
diff --git a/arch/sparc/prom/tree_32.c b/arch/sparc/prom/tree_32.c
index 63e08e149774..f30e8d038f01 100644
--- a/arch/sparc/prom/tree_32.c
+++ b/arch/sparc/prom/tree_32.c
@@ -20,7 +20,7 @@ extern void restore_current(void);
 static char promlib_buf[128];
 
 /* Internal version of prom_getchild that does not alter return values. */
-phandle __prom_getchild(phandle node)
+static phandle __prom_getchild(phandle node)
 {
 	unsigned long flags;
 	phandle cnode;
@@ -40,11 +40,11 @@ phandle prom_getchild(phandle node)
 {
 	phandle cnode;
 
-	if (node == -1)
+	if ((s32)node == -1)
 		return 0;
 
 	cnode = __prom_getchild(node);
-	if (cnode == 0 || cnode == -1)
+	if (cnode == 0 || (s32)cnode == -1)
 		return 0;
 
 	return cnode;
@@ -52,7 +52,7 @@ phandle prom_getchild(phandle node)
 EXPORT_SYMBOL(prom_getchild);
 
 /* Internal version of prom_getsibling that does not alter return values. */
-phandle __prom_getsibling(phandle node)
+static phandle __prom_getsibling(phandle node)
 {
 	unsigned long flags;
 	phandle cnode;
@@ -72,11 +72,11 @@ phandle prom_getsibling(phandle node)
 {
 	phandle sibnode;
 
-	if (node == -1)
+	if ((s32)node == -1)
 		return 0;
 
 	sibnode = __prom_getsibling(node);
-	if (sibnode == 0 || sibnode == -1)
+	if (sibnode == 0 || (s32)sibnode == -1)
 		return 0;
 
 	return sibnode;
@@ -177,20 +177,6 @@ void prom_getstring(phandle node, char *prop, char *user_buf, int ubuf_size)
 EXPORT_SYMBOL(prom_getstring);
 
 
-/* Does the device at node 'node' have name 'name'?
- * YES = 1   NO = 0
- */
-int prom_nodematch(phandle node, char *name)
-{
-	int error;
-
-	static char namebuf[128];
-	error = prom_getproperty(node, "name", namebuf, sizeof(namebuf));
-	if (error == -1) return 0;
-	if(strcmp(namebuf, name) == 0) return 1;
-	return 0;
-}
-
 /* Search siblings at 'node_start' for a node with name
  * 'nodename'.  Return node if successful, zero if not.
  */
@@ -214,7 +200,7 @@ phandle prom_searchsiblings(phandle node_start, char *nodename)
 EXPORT_SYMBOL(prom_searchsiblings);
 
 /* Interal version of nextprop that does not alter return values. */
-char *__prom_nextprop(phandle node, char * oprop)
+static char *__prom_nextprop(phandle node, char * oprop)
 {
 	unsigned long flags;
 	char *prop;
@@ -227,24 +213,13 @@ char *__prom_nextprop(phandle node, char * oprop)
 	return prop;
 }
 
-/* Return the first property name for node 'node'. */
-/* buffer is unused argument, but as v9 uses it, we need to have the same interface */
-char *prom_firstprop(phandle node, char *bufer)
-{
-	if (node == 0 || node == -1)
-		return "";
-
-	return __prom_nextprop(node, "");
-}
-EXPORT_SYMBOL(prom_firstprop);
-
 /* Return the property type string after property type 'oprop'
  * at node 'node' .  Returns empty string if no more
  * property types for this node.
  */
 char *prom_nextprop(phandle node, char *oprop, char *buffer)
 {
-	if (node == 0 || node == -1)
+	if (node == 0 || (s32)node == -1)
 		return "";
 
 	return __prom_nextprop(node, oprop);
@@ -278,7 +253,7 @@ phandle prom_finddevice(char *name)
 				if (d != s + 3 && (!*d || *d == '/')
 				    && d <= s + 3 + 8) {
 					node2 = node;
-					while (node2 && node2 != -1) {
+					while (node2 && (s32)node2 != -1) {
 						if (prom_getproperty (node2, "reg", (char *)reg, sizeof (reg)) > 0) {
 							if (which_io == reg[0].which_io && phys_addr == reg[0].phys_addr) {
 								node = node2;
@@ -286,7 +261,7 @@ phandle prom_finddevice(char *name)
 							}
 						}
 						node2 = prom_getsibling(node2);
-						if (!node2 || node2 == -1)
+						if (!node2 || (s32)node2 == -1)
 							break;
 						node2 = prom_searchsiblings(prom_getsibling(node2), nbuf);
 					}
@@ -299,19 +274,6 @@ phandle prom_finddevice(char *name)
 }
 EXPORT_SYMBOL(prom_finddevice);
 
-int prom_node_has_property(phandle node, char *prop)
-{
-	char *current_property = "";
-
-	do {
-		current_property = prom_nextprop(node, current_property, NULL);
-		if(!strcmp(current_property, prop))
-		   return 1;
-	} while (*current_property);
-	return 0;
-}
-EXPORT_SYMBOL(prom_node_has_property);
-
 /* Set property 'pname' at node 'node' to value 'value' which has a length
  * of 'size' bytes.  Return the number of bytes the prom accepted.
  */
@@ -320,8 +282,10 @@ int prom_setprop(phandle node, const char *pname, char *value, int size)
 	unsigned long flags;
 	int ret;
 
-	if(size == 0) return 0;
-	if((pname == 0) || (value == 0)) return 0;
+	if (size == 0)
+		return 0;
+	if ((pname == NULL) || (value == NULL))
+		return 0;
 	spin_lock_irqsave(&prom_lock, flags);
 	ret = prom_nodeops->no_setprop(node, pname, value, size);
 	restore_current();
@@ -339,22 +303,7 @@ phandle prom_inst2pkg(int inst)
 	node = (*romvec->pv_v2devops.v2_inst2pkg)(inst);
 	restore_current();
 	spin_unlock_irqrestore(&prom_lock, flags);
-	if (node == -1) return 0;
-	return node;
-}
-
-/* Return 'node' assigned to a particular prom 'path'
- * FIXME: Should work for v0 as well
- */
-phandle prom_pathtoinode(char *path)
-{
-	phandle node;
-	int inst;
-	
-	inst = prom_devopen (path);
-	if (inst == -1) return 0;
-	node = prom_inst2pkg (inst);
-	prom_devclose (inst);
-	if (node == -1) return 0;
+	if ((s32)node == -1)
+		return 0;
 	return node;
 }
diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c
index 691be68932f8..92204c3800b5 100644
--- a/arch/sparc/prom/tree_64.c
+++ b/arch/sparc/prom/tree_64.c
@@ -43,10 +43,10 @@ inline phandle prom_getchild(phandle node)
 {
 	phandle cnode;
 
-	if (node == -1)
+	if ((s32)node == -1)
 		return 0;
 	cnode = __prom_getchild(node);
-	if (cnode == -1)
+	if ((s32)cnode == -1)
 		return 0;
 	return cnode;
 }
@@ -56,10 +56,10 @@ inline phandle prom_getparent(phandle node)
 {
 	phandle cnode;
 
-	if (node == -1)
+	if ((s32)node == -1)
 		return 0;
 	cnode = prom_node_to_node("parent", node);
-	if (cnode == -1)
+	if ((s32)cnode == -1)
 		return 0;
 	return cnode;
 }
@@ -76,10 +76,10 @@ inline phandle prom_getsibling(phandle node)
 {
 	phandle sibnode;
 
-	if (node == -1)
+	if ((s32)node == -1)
 		return 0;
 	sibnode = __prom_getsibling(node);
-	if (sibnode == -1)
+	if ((s32)sibnode == -1)
 		return 0;
 
 	return sibnode;
@@ -240,7 +240,7 @@ inline char *prom_firstprop(phandle node, char *buffer)
 	unsigned long args[7];
 
 	*buffer = 0;
-	if (node == -1)
+	if ((s32)node == -1)
 		return buffer;
 
 	args[0] = (unsigned long) prom_nextprop_name;
@@ -266,7 +266,7 @@ inline char *prom_nextprop(phandle node, const char *oprop, char *buffer)
 	unsigned long args[7];
 	char buf[32];
 
-	if (node == -1) {
+	if ((s32)node == -1) {
 		*buffer = 0;
 		return buffer;
 	}
@@ -369,25 +369,7 @@ inline phandle prom_inst2pkg(int inst)
 	p1275_cmd_direct(args);
 
 	node = (int) args[4];
-	if (node == -1)
-		return 0;
-	return node;
-}
-
-/* Return 'node' assigned to a particular prom 'path'
- * FIXME: Should work for v0 as well
- */
-phandle prom_pathtoinode(const char *path)
-{
-	phandle node;
-	int inst;
-
-	inst = prom_devopen (path);
-	if (inst == 0)
-		return 0;
-	node = prom_inst2pkg(inst);
-	prom_devclose(inst);
-	if (node == -1)
+	if ((s32)node == -1)
 		return 0;
 	return node;
 }