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-rw-r--r--include/asm-powerpc/iseries/it_lp_queue.h78
1 files changed, 0 insertions, 78 deletions
diff --git a/include/asm-powerpc/iseries/it_lp_queue.h b/include/asm-powerpc/iseries/it_lp_queue.h
deleted file mode 100644
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--- a/include/asm-powerpc/iseries/it_lp_queue.h
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright (C) 2001 Mike Corrigan IBM Corporation
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-#ifndef _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H
-#define _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H
-
-/*
- * This control block defines the simple LP queue structure that is
- * shared between the hypervisor (PLIC) and the OS in order to send
- * events to an LP.
- */
-
-#include <asm/types.h>
-#include <asm/ptrace.h>
-
-#define IT_LP_MAX_QUEUES 8
-
-#define IT_LP_NOT_USED 0 /* Queue will not be used by PLIC */
-#define IT_LP_DEDICATED_IO 1 /* Queue dedicated to IO processor specified */
-#define IT_LP_DEDICATED_LP 2 /* Queue dedicated to LP specified */
-#define IT_LP_SHARED 3 /* Queue shared for both IO and LP */
-
-#define IT_LP_EVENT_STACK_SIZE 4096
-#define IT_LP_EVENT_MAX_SIZE 256
-#define IT_LP_EVENT_ALIGN 64
-
-struct hvlpevent_queue {
-/*
- * The hq_current_event is the pointer to the next event stack entry
- * that will become valid. The OS must peek at this entry to determine
- * if it is valid. PLIC will set the valid indicator as the very last
- * store into that entry.
- *
- * When the OS has completed processing of the event then it will mark
- * the event as invalid so that PLIC knows it can store into that event
- * location again.
- *
- * If the event stack fills and there are overflow events, then PLIC
- * will set the hq_overflow_pending flag in which case the OS will
- * have to fetch the additional LP events once they have drained the
- * event stack.
- *
- * The first 16-bytes are known by both the OS and PLIC. The remainder
- * of the cache line is for use by the OS.
- */
- u8 hq_overflow_pending; /* 0x00 Overflow events are pending */
- u8 hq_status; /* 0x01 DedicatedIo or DedicatedLp or NotUsed */
- u16 hq_proc_index; /* 0x02 Logical Proc Index for correlation */
- u8 hq_reserved1[12]; /* 0x04 */
- char *hq_current_event; /* 0x10 */
- char *hq_last_event; /* 0x18 */
- char *hq_event_stack; /* 0x20 */
- u8 hq_index; /* 0x28 unique sequential index. */
- u8 hq_reserved2[3]; /* 0x29-2b */
- spinlock_t hq_lock;
-};
-
-extern struct hvlpevent_queue hvlpevent_queue;
-
-extern int hvlpevent_is_pending(void);
-extern void process_hvlpevents(void);
-extern void setup_hvlpevent_queue(void);
-
-#endif /* _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H */