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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/alpha/lib/clear_page.S
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/alpha/lib/clear_page.S')
-rw-r--r--arch/alpha/lib/clear_page.S39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/alpha/lib/clear_page.S b/arch/alpha/lib/clear_page.S
new file mode 100644
index 00000000..a221ae26
--- /dev/null
+++ b/arch/alpha/lib/clear_page.S
@@ -0,0 +1,39 @@
+/*
+ * arch/alpha/lib/clear_page.S
+ *
+ * Zero an entire page.
+ */
+
+ .text
+ .align 4
+ .global clear_page
+ .ent clear_page
+clear_page:
+ .prologue 0
+
+ lda $0,128
+ nop
+ unop
+ nop
+
+1: stq $31,0($16)
+ stq $31,8($16)
+ stq $31,16($16)
+ stq $31,24($16)
+
+ stq $31,32($16)
+ stq $31,40($16)
+ stq $31,48($16)
+ subq $0,1,$0
+
+ stq $31,56($16)
+ addq $16,64,$16
+ unop
+ bne $0,1b
+
+ ret
+ nop
+ unop
+ nop
+
+ .end clear_page