patch-2.4.10 linux/arch/sparc64/kernel/head.S
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- Lines: 46
- Date:
Thu Sep 20 14:11:57 2001
- Orig file:
v2.4.9/linux/arch/sparc64/kernel/head.S
- Orig date:
Thu Apr 12 12:10:25 2001
diff -u --recursive --new-file v2.4.9/linux/arch/sparc64/kernel/head.S linux/arch/sparc64/kernel/head.S
@@ -1,4 +1,4 @@
-/* $Id: head.S,v 1.77 2001/04/05 12:44:34 davem Exp $
+/* $Id: head.S,v 1.81 2001/09/07 23:00:15 kanoj Exp $
* head.S: Initial boot code for the Sparc64 port of Linux.
*
* Copyright (C) 1996,1997 David S. Miller (davem@caip.rutgers.edu)
@@ -472,7 +472,7 @@
wr %g0, ASI_P, %asi
mov 1, %g5
- sllx %g5, (PAGE_SHIFT + 1), %g5
+ sllx %g5, THREAD_SHIFT, %g5
sub %g5, (REGWIN_SZ + STACK_BIAS), %g5
add %g6, %g5, %sp
mov 0, %fp
@@ -488,13 +488,6 @@
call __bzero
sub %o1, %o0, %o1
- /* Now clear empty_zero_page */
- sethi %hi(8192), %o1
- or %o1, %lo(8192), %o1
- sethi %hi(KERNBASE), %g3
- call __bzero
- or %g3, %lo(KERNBASE), %o0
-
mov %l6, %o1 ! OpenPROM stack
call prom_init
mov %l7, %o0 ! OpenPROM cif handler
@@ -647,12 +640,13 @@
ret
restore
+/*
+ * The following skips make sure the trap table in ttable.S is aligned
+ * on a 32K boundary as required by the v9 specs for TBA register.
+ */
sparc64_boot_end:
.skip 0x2000 + _start - sparc64_boot_end
bootup_user_stack_end:
-
- .globl empty_bad_page
-empty_bad_page:
.skip 0x2000
#ifdef CONFIG_SBUS
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