From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: linux-mips@linux-mips.org
Cc: ralf@linux-mips.org
Subject: [PATCH] IP22/IP28: fix extracting board/chip rev
Date: Sun, 25 Nov 2007 11:27:06 +0100 [thread overview]
Message-ID: <20071126223944.16FBEC2B26@solo.franken.de> (raw)
Taken from Peter Fuersts IP28 patches
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
---
include/asm-mips/sgi/ioc.h | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/asm-mips/sgi/ioc.h b/include/asm-mips/sgi/ioc.h
index f3e3dc9..343ed15 100644
--- a/include/asm-mips/sgi/ioc.h
+++ b/include/asm-mips/sgi/ioc.h
@@ -138,8 +138,8 @@ struct sgioc_regs {
u8 _sysid[3];
volatile u8 sysid;
#define SGIOC_SYSID_FULLHOUSE 0x01
-#define SGIOC_SYSID_BOARDREV(x) ((x & 0xe0) > 5)
-#define SGIOC_SYSID_CHIPREV(x) ((x & 0x1e) > 1)
+#define SGIOC_SYSID_BOARDREV(x) (((x) & 0x1e) >> 1)
+#define SGIOC_SYSID_CHIPREV(x) (((x) & 0xe0) >> 5)
u32 _unused2;
u8 _read[3];
volatile u8 read;
--
1.4.4.4
next reply other threads:[~2007-11-26 22:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-25 10:27 Thomas Bogendoerfer [this message]
2007-11-27 14:52 ` [PATCH] IP22/IP28: fix extracting board/chip rev Ralf Baechle
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