summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/sysdev/ipic.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@g5.osdl.org>2006-01-09 10:03:44 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-09 10:03:44 -0800
commit6150c32589d1976ca8a5c987df951088c05a7542 (patch)
tree94073696576323ff966e365d8c47b8ecd8372f97 /arch/powerpc/sysdev/ipic.h
parent44637a12f80b80157d9c1bc5b7d6ef09c9e05713 (diff)
parentbe42d5fa3772241b8ecebd443f1fb36247959c54 (diff)
downloadop-kernel-dev-6150c32589d1976ca8a5c987df951088c05a7542.zip
op-kernel-dev-6150c32589d1976ca8a5c987df951088c05a7542.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge
Diffstat (limited to 'arch/powerpc/sysdev/ipic.h')
-rw-r--r--arch/powerpc/sysdev/ipic.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/ipic.h b/arch/powerpc/sysdev/ipic.h
new file mode 100644
index 0000000..a7ce7da
--- /dev/null
+++ b/arch/powerpc/sysdev/ipic.h
@@ -0,0 +1,49 @@
+/*
+ * arch/ppc/kernel/ipic.h
+ *
+ * IPIC private definitions and structure.
+ *
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
+ *
+ * Copyright 2005 Freescale Semiconductor, Inc
+ *
+ * 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.
+ */
+#ifndef __IPIC_H__
+#define __IPIC_H__
+
+#include <asm/ipic.h>
+
+#define MPC83xx_IPIC_SIZE (0x00100)
+
+/* System Global Interrupt Configuration Register */
+#define SICFR_IPSA 0x00010000
+#define SICFR_IPSD 0x00080000
+#define SICFR_MPSA 0x00200000
+#define SICFR_MPSB 0x00400000
+
+/* System External Interrupt Mask Register */
+#define SEMSR_SIRQ0 0x00008000
+
+/* System Error Control Register */
+#define SERCR_MCPR 0x00000001
+
+struct ipic {
+ volatile u32 __iomem *regs;
+ unsigned int irq_offset;
+};
+
+struct ipic_info {
+ u8 pend; /* pending register offset from base */
+ u8 mask; /* mask register offset from base */
+ u8 prio; /* priority register offset from base */
+ u8 force; /* force register offset from base */
+ u8 bit; /* register bit position (as per doc)
+ bit mask = 1 << (31 - bit) */
+ u8 prio_mask; /* priority mask value */
+};
+
+#endif /* __IPIC_H__ */
OpenPOWER on IntegriCloud