aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86_64/tce.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 13:51:09 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 13:51:09 -0400
commit81a07d7588d376c530d006e24d7981304ce96e16 (patch)
tree1608e094c88b9702c86cf2e6f65339aab9ea3f3f /include/asm-x86_64/tce.h
parent8871e73fdbde07d0a41393f7ee30787b65387b36 (diff)
parent8501a2fbe762b21d2504ed3aca3b52be61b5e6e4 (diff)
Merge branch 'x86-64'
* x86-64: (83 commits) [PATCH] x86_64: x86_64 stack usage debugging [PATCH] x86_64: (resend) x86_64 stack overflow debugging [PATCH] x86_64: msi_apic.c build fix [PATCH] x86_64: i386/x86-64 Add nmi watchdog support for new Intel CPUs [PATCH] x86_64: Avoid broadcasting NMI IPIs [PATCH] x86_64: fix apic error on bootup [PATCH] x86_64: enlarge window for stack growth [PATCH] x86_64: Minor string functions optimizations [PATCH] x86_64: Move export symbols to their C functions [PATCH] x86_64: Standardize i386/x86_64 handling of NMI_VECTOR [PATCH] x86_64: Fix modular pc speaker [PATCH] x86_64: remove sys32_ni_syscall() [PATCH] x86_64: Do not use -ffunction-sections for modules [PATCH] x86_64: Add cpu_relax to apic_wait_icr_idle [PATCH] x86_64: adjust kstack_depth_to_print default [PATCH] i386/x86-64: adjust /proc/interrupts column headings [PATCH] x86_64: Fix race in cpu_local_* on preemptible kernels [PATCH] x86_64: Fix fast check in safe_smp_processor_id [PATCH] x86_64: x86_64 setup.c - printing cmp related boottime information [PATCH] i386/x86-64/ia64: Move polling flag into thread_info_status ... Manual resolve of trivial conflict in arch/i386/kernel/Makefile
Diffstat (limited to 'include/asm-x86_64/tce.h')
-rw-r--r--include/asm-x86_64/tce.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-x86_64/tce.h b/include/asm-x86_64/tce.h
new file mode 100644
index 000000000000..ee51d31528d6
--- /dev/null
+++ b/include/asm-x86_64/tce.h
@@ -0,0 +1,47 @@
1/*
2 * Copyright (C) 2006 Muli Ben-Yehuda <muli@il.ibm.com>, IBM Corporation
3 * Copyright (C) 2006 Jon Mason <jdmason@us.ibm.com>, IBM Corporation
4 *
5 * This file is derived from asm-powerpc/tce.h.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#ifndef _ASM_X86_64_TCE_H
23#define _ASM_X86_64_TCE_H
24
25extern void* tce_table_kva[];
26extern unsigned int specified_table_size;
27struct iommu_table;
28
29#define TCE_ENTRY_SIZE 8 /* in bytes */
30
31#define TCE_READ_SHIFT 0
32#define TCE_WRITE_SHIFT 1
33#define TCE_HUBID_SHIFT 2 /* unused */
34#define TCE_RSVD_SHIFT 8 /* unused */
35#define TCE_RPN_SHIFT 12
36#define TCE_UNUSED_SHIFT 48 /* unused */
37
38#define TCE_RPN_MASK 0x0000fffffffff000ULL
39
40extern void tce_build(struct iommu_table *tbl, unsigned long index,
41 unsigned int npages, unsigned long uaddr, int direction);
42extern void tce_free(struct iommu_table *tbl, long index, unsigned int npages);
43extern void* alloc_tce_table(void);
44extern void free_tce_table(void *tbl);
45extern int build_tce_table(struct pci_dev *dev, void __iomem *bbar);
46
47#endif /* _ASM_X86_64_TCE_H */