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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 13:22:01 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 13:22:01 -0400
commit5b34653963de7a6d0d8c783527457d68fddc60fb (patch)
tree1a234741e1823a54cd0514616f783b4cf503a528 /include/asm-x86/calgary.h
parent765426e8ee4c0ab2bc9d44951f4865b8494cdbd0 (diff)
parent5e1b00758b5a8bee9d42515bffdaf305a32f1b04 (diff)
Merge branch 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (26 commits) x86: canonicalize remaining header guards x86: drop double underscores from header guards x86: Fix ASM_X86__ header guards x86, um: get rid of uml-config.h x86, um: get rid of arch/um/Kconfig.arch x86, um: get rid of arch/um/os symlink x86, um: get rid of excessive includes of uml-config.h x86, um: get rid of header symlinks x86, um: merge Kconfig.i386 and Kconfig.x86_64 x86, um: get rid of sysdep symlink x86, um: trim the junk from uml ptrace-*.h x86, um: take vm-flags.h to sysdep x86, um: get rid of uml asm/arch x86, um: get rid of uml highmem.h x86, um: get rid of uml unistd.h x86, um: get rid of system.h -> system.h include x86, um: uml atomic.h is not needed anymore x86, um: untangle uml ldt.h x86, um: get rid of more uml asm/arch uses x86, um: remove dead header (uml module-generic.h; never used these days) ...
Diffstat (limited to 'include/asm-x86/calgary.h')
-rw-r--r--include/asm-x86/calgary.h72
1 files changed, 0 insertions, 72 deletions
diff --git a/include/asm-x86/calgary.h b/include/asm-x86/calgary.h
deleted file mode 100644
index 933fd272f826..000000000000
--- a/include/asm-x86/calgary.h
+++ /dev/null
@@ -1,72 +0,0 @@
1/*
2 * Derived from include/asm-powerpc/iommu.h
3 *
4 * Copyright IBM Corporation, 2006-2007
5 *
6 * Author: Jon Mason <jdmason@us.ibm.com>
7 * Author: Muli Ben-Yehuda <muli@il.ibm.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23
24#ifndef ASM_X86__CALGARY_H
25#define ASM_X86__CALGARY_H
26
27#include <linux/spinlock.h>
28#include <linux/device.h>
29#include <linux/dma-mapping.h>
30#include <linux/timer.h>
31#include <asm/types.h>
32
33struct iommu_table {
34 struct cal_chipset_ops *chip_ops; /* chipset specific funcs */
35 unsigned long it_base; /* mapped address of tce table */
36 unsigned long it_hint; /* Hint for next alloc */
37 unsigned long *it_map; /* A simple allocation bitmap for now */
38 void __iomem *bbar; /* Bridge BAR */
39 u64 tar_val; /* Table Address Register */
40 struct timer_list watchdog_timer;
41 spinlock_t it_lock; /* Protects it_map */
42 unsigned int it_size; /* Size of iommu table in entries */
43 unsigned char it_busno; /* Bus number this table belongs to */
44};
45
46struct cal_chipset_ops {
47 void (*handle_quirks)(struct iommu_table *tbl, struct pci_dev *dev);
48 void (*tce_cache_blast)(struct iommu_table *tbl);
49 void (*dump_error_regs)(struct iommu_table *tbl);
50};
51
52#define TCE_TABLE_SIZE_UNSPECIFIED ~0
53#define TCE_TABLE_SIZE_64K 0
54#define TCE_TABLE_SIZE_128K 1
55#define TCE_TABLE_SIZE_256K 2
56#define TCE_TABLE_SIZE_512K 3
57#define TCE_TABLE_SIZE_1M 4
58#define TCE_TABLE_SIZE_2M 5
59#define TCE_TABLE_SIZE_4M 6
60#define TCE_TABLE_SIZE_8M 7
61
62extern int use_calgary;
63
64#ifdef CONFIG_CALGARY_IOMMU
65extern int calgary_iommu_init(void);
66extern void detect_calgary(void);
67#else
68static inline int calgary_iommu_init(void) { return 1; }
69static inline void detect_calgary(void) { return; }
70#endif
71
72#endif /* ASM_X86__CALGARY_H */