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authorLinus Torvalds <torvalds@g5.osdl.org>2006-08-31 06:44:06 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-08-31 06:44:06 +0200
commit4c15343167b5febe7bb0ba96aad5bef42ae94d3b (patch)
treee70f835cc57a6e4b7e18bcb1908217a95a389ba7 /arch/ppc/syslib/ipic.h
parent[PATCH] ppc32: fix last_jiffy time comparison (diff)
parent[POWERPC] Fix return value from memcpy (diff)
downloadlinux-4c15343167b5febe7bb0ba96aad5bef42ae94d3b.tar.xz
linux-4c15343167b5febe7bb0ba96aad5bef42ae94d3b.zip
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Fix return value from memcpy [POWERPC] iseries: Define insw et al. so libata/ide will compile [POWERPC] Fix irq enable/disable in smp_generic_take_timebase [POWERPC] Fix problem with time not advancing on 32-bit platforms [POWERPC] Restore copyright notice in arch/powerpc/kernel/fpu.S [POWERPC] Fix up ibm_architecture_vec definition [POWERPC] Make OF irq map code detect more error cases [POWERPC] Support for "weird" MPICs and fixup mpc7448_hpc2 [POWERPC] Fix MPIC sense codes in documentation [POWERPC] Fix performance regression in IRQ radix tree locking [POWERPC] Add mpc7448hpc2 device tree source file [POWERPC] Add MPC8349E MDS device tree source file to arch/powerpc/boot/dts [POWERPC] modify mpc83xx platforms to use new IRQ layer [POWERPC] Adapt ipic driver to new host_ops interface, add set_irq_type to set IRQ sense [POWERPC] back up old school ipic.[hc] to arch/ppc [POWERPC] Use mpc8641hpcn PIC base address from dev tree. [POWERPC] Allow MPC8641 HPCN to build with CONFIG_PCI disabled too. [POWERPC] Fix powerpc 44x_mmu build [POWERPC] Remove flush_dcache_all export
Diffstat (limited to 'arch/ppc/syslib/ipic.h')
-rw-r--r--arch/ppc/syslib/ipic.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/ppc/syslib/ipic.h b/arch/ppc/syslib/ipic.h
new file mode 100644
index 000000000000..a60c9d18bb7f
--- /dev/null
+++ b/arch/ppc/syslib/ipic.h
@@ -0,0 +1,47 @@
+/*
+ * 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__ */