[OpenBIOS] r650 - trunk/openbios-devel/arch/sparc64

[svn at openbios.org]

Author: blueswirl
Date: 2009-12-29 18:36:03 +0100 (Tue, 29 Dec 2009)
New Revision: 650

Modified:
   trunk/openbios-devel/arch/sparc64/entry.S
   trunk/openbios-devel/arch/sparc64/ofmem_sparc64.c
Log:
Postpone mapping of the memory

Signed-off-by: Blue Swirl <blauwirbel at gmail.com>

Modified: trunk/openbios-devel/arch/sparc64/entry.S
===================================================================
--- trunk/openbios-devel/arch/sparc64/entry.S	2009-12-28 10:24:32 UTC (rev 649)
+++ trunk/openbios-devel/arch/sparc64/entry.S	2009-12-29 17:36:03 UTC (rev 650)
@@ -180,26 +180,6 @@
 	bne	1b
 	 add	%l2, %g5, %l2
 
-#if 1
-	! setup 0-16M
-        mov     %g0, %g4
-        mov     4, %g6
-	set	48, %g7
-	set	0x400000, %g5
-1:      stxa	%g4, [%g7] ASI_DMMU		! vaddr = 0, ctx=0
-	set	0xe0000000, %g3
-	sllx	%g3, 32, %g3
-	or	%g3, 0x36, %g3
-	or	%g4, %g3, %g3
-	! valid, 4M, cacheable(I/E/C), priv, writable
-	! paddr = 0
-	stxa	%g3, [%g0] ASI_DTLB_DATA_IN
-	add	%g4, %g5, %g4
-	deccc	%g6
-	bne	1b
-	 nop
-#endif
-
 	membar	#Sync
 
 	setx	_start, %g7, %g4
@@ -224,25 +204,6 @@
 	bne	1b
 	 add	%l2, %g5, %l2
 
-#if 1
-        ! setup 0-16M
-        mov     %g0, %g4
-        mov     4, %g6
-        set	0x400000, %g5
-1:      stxa	%g4, [%g7] ASI_IMMU		! vaddr = 0, ctx=0
-	set	0xe0000000, %g3
-	sllx	%g3, 32, %g3
-	or	%g3, 0x34, %g3
-	or	%g4, %g3, %g3
-	! valid, 4M, cacheable(I/E/C), priv
-	! paddr = 0
-	stxa	%g3, [%g0] ASI_ITLB_DATA_IN
-	add	%g4, %g5, %g4
-	deccc	%g6
-	bne	1b
-	 nop
-#endif
-
 	flush	%g4
 
 	mov	%g1, %g3

Modified: trunk/openbios-devel/arch/sparc64/ofmem_sparc64.c
===================================================================
--- trunk/openbios-devel/arch/sparc64/ofmem_sparc64.c	2009-12-28 10:24:32 UTC (rev 649)
+++ trunk/openbios-devel/arch/sparc64/ofmem_sparc64.c	2009-12-29 17:36:03 UTC (rev 650)
@@ -100,5 +100,8 @@
 
 	/* inherit translations set up by entry.S */
 	ofmem_walk_boot_map(remap_page_range);
+
+        /* Map the memory */
+        ofmem_map_page_range(0, 0, qemu_mem_size, 0x36);
 }