From: Sam Creasey <sammy@sammy.net>
Date: Sat, 9 Dec 2006 09:34:38 +0000 (+0100)
Subject: [PATCH] Sun3: General updates
X-Git-Tag: v2.6.20-rc1~34^2~26
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=a3a79bd7c75f0055df16540c7e9dbe270060ebe8;p=linux-2.6-omap-h63xx.git

[PATCH] Sun3: General updates

General compile fixes for 2.6.16 for sun3, and some updates to make the new
bootloader work correctly.  Tested on 3/50, 3/60, 3/80.

Signed-off-by: Sam Creasey <sammy@sammy.net>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/arch/m68k/kernel/sun3-head.S b/arch/m68k/kernel/sun3-head.S
index bffd69a4a1a..4b5f050204e 100644
--- a/arch/m68k/kernel/sun3-head.S
+++ b/arch/m68k/kernel/sun3-head.S
@@ -67,16 +67,6 @@ ENTRY(_start)
 1:	lea	init_task,%curptr			| get initial thread...
 	lea	init_thread_union+THREAD_SIZE,%sp	| ...and its stack.
 
-/* copy bootinfo records from the loader to _end */
-	lea	_end, %a1
-	lea	BI_START, %a0
-	/* number of longs to copy */
-	movel	%a0@, %d0
-1:	addl	#4, %a0
-	movel   %a0@, %a1@
-	addl	#4, %a1
-	dbf	%d0, 1b
-
 /* Point MSP at an invalid page to trap if it's used. --m */
 	movl	#(PAGESIZE),%d0
 	movc	%d0,%msp
diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds
index 2550b4ae273..8c7eccbfc98 100644
--- a/arch/m68k/kernel/vmlinux-sun3.lds
+++ b/arch/m68k/kernel/vmlinux-sun3.lds
@@ -8,7 +8,7 @@ ENTRY(_start)
 jiffies = jiffies_64 + 4;
 SECTIONS
 {
-  . = 0xE004000;
+  . = 0xE002000;
   _text = .;			/* Text and read-only data */
   .text : {
 	*(.head)
diff --git a/arch/m68k/mm/sun3mmu.c b/arch/m68k/mm/sun3mmu.c
index ac6640ade0b..6a6513aa1ce 100644
--- a/arch/m68k/mm/sun3mmu.c
+++ b/arch/m68k/mm/sun3mmu.c
@@ -49,7 +49,6 @@ void __init paging_init(void)
 	unsigned long zones_size[MAX_NR_ZONES] = { 0, };
 	unsigned long size;
 
-
 #ifdef TEST_VERIFY_AREA
 	wp_works_ok = 0;
 #endif
@@ -94,7 +93,11 @@ void __init paging_init(void)
 	/* memory sizing is a hack stolen from motorola.c..  hope it works for us */
 	zones_size[ZONE_DMA] = ((unsigned long)high_memory - PAGE_OFFSET) >> PAGE_SHIFT;
 
-	free_area_init(zones_size);
+	/* I really wish I knew why the following change made things better...  -- Sam */
+/*	free_area_init(zones_size); */
+	free_area_init_node(0, NODE_DATA(0), zones_size,
+			    (__pa(PAGE_OFFSET) >> PAGE_SHIFT) + 1, NULL);
+
 
 }
 
diff --git a/include/asm-m68k/sun3-head.h b/include/asm-m68k/sun3-head.h
index f799d95bad5..e74f384e269 100644
--- a/include/asm-m68k/sun3-head.h
+++ b/include/asm-m68k/sun3-head.h
@@ -4,7 +4,6 @@
 
 #define KERNBASE        0xE000000  /* First address the kernel will eventually be */
 #define LOAD_ADDR       0x4000      /* prom jumps to us here unless this is elf /boot */
-#define BI_START (KERNBASE + 0x3000) /* beginning of the bootinfo records */
 #define FC_CONTROL  3
 #define FC_SUPERD    5
 #define FC_CPU      7
diff --git a/include/asm-m68k/sun3ints.h b/include/asm-m68k/sun3ints.h
index de91fa071b9..309d6e6a137 100644
--- a/include/asm-m68k/sun3ints.h
+++ b/include/asm-m68k/sun3ints.h
@@ -16,6 +16,7 @@
 #include <asm/intersil.h>
 #include <asm/oplib.h>
 #include <asm/traps.h>
+#include <asm/irq.h>
 
 #define SUN3_INT_VECS 192