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authorStephen Rothwell <sfr@canb.auug.org.au>2005-09-28 00:17:40 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2005-09-28 00:17:40 +1000
commit99a2379cdddcc4e8579e70deb80479450ed65d49 (patch)
treed5c40a1e7ffabb87c3b1f1ae510eac80f4b52d05 /arch/powerpc/platforms/iseries/hvlog.c
parent2952bc7c896ec76a20e18321e2be40a694a73a78 (diff)
powerpc: move hvCall.s to powerpc/platforms/iseries
Rename it to hvcall.S and (so I can do that) rename hvcall.c to hvlog.c - a more appropriate name. Do some white space cleanups. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch/powerpc/platforms/iseries/hvlog.c')
-rw-r--r--arch/powerpc/platforms/iseries/hvlog.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/iseries/hvlog.c b/arch/powerpc/platforms/iseries/hvlog.c
new file mode 100644
index 00000000000..f61e2e9ac9e
--- /dev/null
+++ b/arch/powerpc/platforms/iseries/hvlog.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2001 Mike Corrigan IBM Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <asm/page.h>
+#include <asm/abs_addr.h>
+#include <asm/iSeries/HvCall.h>
+#include <asm/iSeries/HvCallSc.h>
+#include <asm/iSeries/HvTypes.h>
+
+
+void HvCall_writeLogBuffer(const void *buffer, u64 len)
+{
+ struct HvLpBufferList hv_buf;
+ u64 left_this_page;
+ u64 cur = virt_to_abs(buffer);
+
+ while (len) {
+ hv_buf.addr = cur;
+ left_this_page = ((cur & PAGE_MASK) + PAGE_SIZE) - cur;
+ if (left_this_page > len)
+ left_this_page = len;
+ hv_buf.len = left_this_page;
+ len -= left_this_page;
+ HvCall2(HvCallBaseWriteLogBuffer,
+ virt_to_abs(&hv_buf),
+ left_this_page);
+ cur = (cur & PAGE_MASK) + PAGE_SIZE;
+ }
+}