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authorCyrill Gorcunov <gorcunov@gmail.com>2008-06-07 19:53:56 +0400
committerIngo Molnar <mingo@elte.hu>2008-07-08 11:13:21 +0400
commitd3f020d2f9bb9a61ca64d4eb058c9f68f827a2b4 (patch)
tree7deea1d2fc133b29cc7db26779cc1a87d7ac7139
parentd788bada2f6c49673f85338ac4c0c642e5e52cff (diff)
downloadlinux-d3f020d2f9bb9a61ca64d4eb058c9f68f827a2b4.tar.xz
x86, io-apic: define names for redirection table entry fields
Each I/O APIC redirection table entry has a number of fields. Define names for them to eliminate reference by hard coded numbers. Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--include/asm-x86/io_apic.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-x86/io_apic.h b/include/asm-x86/io_apic.h
index a6732566ad05..dc0f55f2b034 100644
--- a/include/asm-x86/io_apic.h
+++ b/include/asm-x86/io_apic.h
@@ -11,6 +11,15 @@
* Copyright (C) 1997, 1998, 1999, 2000 Ingo Molnar
*/
+/* I/O Unit Redirection Table */
+#define IO_APIC_REDIR_VECTOR_MASK 0x000FF
+#define IO_APIC_REDIR_DEST_LOGICAL 0x00800
+#define IO_APIC_REDIR_DEST_PHYSICAL 0x00000
+#define IO_APIC_REDIR_SEND_PENDING (1 << 12)
+#define IO_APIC_REDIR_REMOTE_IRR (1 << 14)
+#define IO_APIC_REDIR_LEVEL_TRIGGER (1 << 15)
+#define IO_APIC_REDIR_MASKED (1 << 16)
+
/*
* The structure of the IO-APIC:
*/