diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-06-21 20:15:34 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-21 21:46:27 -0400 |
commit | fcee38952609fccb2bdfe166b3b96bd75a292aa6 (patch) | |
tree | 8abe11ef9b03ba56ea0882433b7439d7bd576fff /include/asm-ppc64/iSeries/ItLpQueue.h | |
parent | 45dc76aaf63fc336527da80337d3e3684f50f387 (diff) |
[PATCH] ppc64 iSeries: more header file white space cleanups
This patch just contains white space and comment cleanups in the iSeries
headers files. There are no semantic changes.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-ppc64/iSeries/ItLpQueue.h')
-rw-r--r-- | include/asm-ppc64/iSeries/ItLpQueue.h | 74 |
1 files changed, 37 insertions, 37 deletions
diff --git a/include/asm-ppc64/iSeries/ItLpQueue.h b/include/asm-ppc64/iSeries/ItLpQueue.h index 4f4dde2a638d..b2bdef429591 100644 --- a/include/asm-ppc64/iSeries/ItLpQueue.h +++ b/include/asm-ppc64/iSeries/ItLpQueue.h | |||
@@ -1,17 +1,17 @@ | |||
1 | /* | 1 | /* |
2 | * ItLpQueue.h | 2 | * ItLpQueue.h |
3 | * Copyright (C) 2001 Mike Corrigan IBM Corporation | 3 | * Copyright (C) 2001 Mike Corrigan IBM Corporation |
4 | * | 4 | * |
5 | * This program is free software; you can redistribute it and/or modify | 5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by | 6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or | 7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. | 8 | * (at your option) any later version. |
9 | * | 9 | * |
10 | * This program is distributed in the hope that it will be useful, | 10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. | 13 | * GNU General Public License for more details. |
14 | * | 14 | * |
15 | * You should have received a copy of the GNU General Public License | 15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software | 16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
@@ -19,47 +19,47 @@ | |||
19 | #ifndef _ITLPQUEUE_H | 19 | #ifndef _ITLPQUEUE_H |
20 | #define _ITLPQUEUE_H | 20 | #define _ITLPQUEUE_H |
21 | 21 | ||
22 | //============================================================================= | 22 | /* |
23 | // | 23 | * This control block defines the simple LP queue structure that is |
24 | // This control block defines the simple LP queue structure that is | 24 | * shared between the hypervisor (PLIC) and the OS in order to send |
25 | // shared between the hypervisor (PLIC) and the OS in order to send | 25 | * events to an LP. |
26 | // events to an LP. | 26 | */ |
27 | // | ||
28 | 27 | ||
29 | #include <asm/types.h> | 28 | #include <asm/types.h> |
30 | #include <asm/ptrace.h> | 29 | #include <asm/ptrace.h> |
31 | 30 | ||
32 | struct HvLpEvent; | 31 | struct HvLpEvent; |
33 | 32 | ||
34 | #define ITMaxLpQueues 8 | 33 | #define ITMaxLpQueues 8 |
35 | 34 | ||
36 | #define NotUsed 0 // Queue will not be used by PLIC | 35 | #define NotUsed 0 // Queue will not be used by PLIC |
37 | #define DedicatedIo 1 // Queue dedicated to IO processor specified | 36 | #define DedicatedIo 1 // Queue dedicated to IO processor specified |
38 | #define DedicatedLp 2 // Queue dedicated to LP specified | 37 | #define DedicatedLp 2 // Queue dedicated to LP specified |
39 | #define Shared 3 // Queue shared for both IO and LP | 38 | #define Shared 3 // Queue shared for both IO and LP |
40 | 39 | ||
41 | #define LpEventStackSize 4096 | 40 | #define LpEventStackSize 4096 |
42 | #define LpEventMaxSize 256 | 41 | #define LpEventMaxSize 256 |
43 | #define LpEventAlign 64 | 42 | #define LpEventAlign 64 |
44 | 43 | ||
45 | struct ItLpQueue | 44 | struct ItLpQueue { |
46 | { | 45 | /* |
47 | // | 46 | * The xSlicCurEventPtr is the pointer to the next event stack entry |
48 | // The xSlicCurEventPtr is the pointer to the next event stack entry that will | 47 | * that will become valid. The OS must peek at this entry to determine |
49 | // become valid. The OS must peek at this entry to determine if it is valid. | 48 | * if it is valid. PLIC will set the valid indicator as the very last |
50 | // PLIC will set the valid indicator as the very last store into that entry. | 49 | * store into that entry. |
51 | // | 50 | * |
52 | // When the OS has completed processing of the event then it will mark the event | 51 | * When the OS has completed processing of the event then it will mark |
53 | // as invalid so that PLIC knows it can store into that event location again. | 52 | * the event as invalid so that PLIC knows it can store into that event |
54 | // | 53 | * location again. |
55 | // If the event stack fills and there are overflow events, then PLIC will set | 54 | * |
56 | // the xPlicOverflowIntPending flag in which case the OS will have to fetch the | 55 | * If the event stack fills and there are overflow events, then PLIC |
57 | // additional LP events once they have drained the event stack. | 56 | * will set the xPlicOverflowIntPending flag in which case the OS will |
58 | // | 57 | * have to fetch the additional LP events once they have drained the |
59 | // The first 16-bytes are known by both the OS and PLIC. The remainder of the | 58 | * event stack. |
60 | // cache line is for use by the OS. | 59 | * |
61 | // | 60 | * The first 16-bytes are known by both the OS and PLIC. The remainder |
62 | //============================================================================= | 61 | * of the cache line is for use by the OS. |
62 | */ | ||
63 | u8 xPlicOverflowIntPending;// 0x00 Overflow events are pending | 63 | u8 xPlicOverflowIntPending;// 0x00 Overflow events are pending |
64 | u8 xPlicStatus; // 0x01 DedicatedIo or DedicatedLp or NotUsed | 64 | u8 xPlicStatus; // 0x01 DedicatedIo or DedicatedLp or NotUsed |
65 | u16 xSlicLogicalProcIndex; // 0x02 Logical Proc Index for correlation | 65 | u16 xSlicLogicalProcIndex; // 0x02 Logical Proc Index for correlation |
@@ -76,17 +76,17 @@ struct ItLpQueue | |||
76 | 76 | ||
77 | extern struct ItLpQueue xItLpQueue; | 77 | extern struct ItLpQueue xItLpQueue; |
78 | 78 | ||
79 | extern struct HvLpEvent * ItLpQueue_getNextLpEvent( struct ItLpQueue * ); | 79 | extern struct HvLpEvent * ItLpQueue_getNextLpEvent(struct ItLpQueue *); |
80 | extern int ItLpQueue_isLpIntPending( struct ItLpQueue * ); | 80 | extern int ItLpQueue_isLpIntPending(struct ItLpQueue *); |
81 | extern unsigned ItLpQueue_process( struct ItLpQueue *, struct pt_regs * ); | 81 | extern unsigned ItLpQueue_process(struct ItLpQueue *, struct pt_regs *); |
82 | extern void ItLpQueue_clearValid( struct HvLpEvent * ); | 82 | extern void ItLpQueue_clearValid(struct HvLpEvent *); |
83 | 83 | ||
84 | static __inline__ void process_iSeries_events( void ) | 84 | static __inline__ void process_iSeries_events(void) |
85 | { | 85 | { |
86 | __asm__ __volatile__ ( | 86 | __asm__ __volatile__ ( |
87 | " li 0,0x5555 \n\ | 87 | " li 0,0x5555 \n\ |
88 | sc" | 88 | sc" |
89 | : : : "r0", "r3" ); | 89 | : : : "r0", "r3"); |
90 | } | 90 | } |
91 | 91 | ||
92 | #endif /* _ITLPQUEUE_H */ | 92 | #endif /* _ITLPQUEUE_H */ |