grub2/0189-include-grub-cmos.h-Handle-high-CMOS-addresses-on-sp.patch
Peter Jones f74b50e380 Rebase to upstream, fix a pile of bugs. The usual.
Signed-off-by: Peter Jones <pjones@redhat.com>
2013-06-12 15:37:08 -04:00

55 lines
1.5 KiB
Diff

From f7afdfb1d4cc6b8843e11069cb1601caaca50c73 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sat, 2 Mar 2013 23:59:05 +0100
Subject: [PATCH 189/482] * include/grub/cmos.h: Handle high CMOS
addresses on sparc64.
---
ChangeLog | 4 ++++
include/grub/cmos.h | 8 ++++----
2 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 93a8a93..ea87229 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2013-03-02 Vladimir Serbinenko <phcoder@gmail.com>
+ * include/grub/cmos.h: Handle high CMOS addresses on sparc64.
+
+2013-03-02 Vladimir Serbinenko <phcoder@gmail.com>
+
* include/grub/mips/loongson/cmos.h: Fix high CMOS addresses.
2013-03-02 Vladimir Serbinenko <phcoder@gmail.com>
diff --git a/include/grub/cmos.h b/include/grub/cmos.h
index aa2b233..56ccc71 100644
--- a/include/grub/cmos.h
+++ b/include/grub/cmos.h
@@ -103,8 +103,8 @@ grub_cmos_read (grub_uint8_t index, grub_uint8_t *val)
if (err)
return err;
}
- grub_cmos_port[0] = index;
- *val = grub_cmos_port[1];
+ grub_cmos_port[((index & 0x80) >> 6) | 0] = index & 0x7f;
+ *val = grub_cmos_port[((index & 0x80) >> 6) | 1];
return GRUB_ERR_NONE;
}
@@ -118,8 +118,8 @@ grub_cmos_write (grub_uint8_t index, grub_uint8_t val)
if (err)
return err;
}
- grub_cmos_port[0] = index;
- grub_cmos_port[1] = val;
+ grub_cmos_port[((index & 0x80) >> 6) | 0] = index;
+ grub_cmos_port[((index & 0x80) >> 6) | 1] = val;
return GRUB_ERR_NONE;
}
--
1.8.2.1