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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-08-07 09:55:03 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-08-07 09:55:03 +0100
commit4fb8af10d0fd09372d52966b76922b9e82bbc950 (patch)
treed240e4d40357583e3f3eb228dccf20122a5b31ed /arch/ia64/include/asm/sn/tioce_provider.h
parentf44f82e8a20b98558486eb14497b2f71c78fa325 (diff)
parent64a99d2a8c3ed5c4e39f3ae1cc682aa8fd3977fc (diff)
downloadop-kernel-dev-4fb8af10d0fd09372d52966b76922b9e82bbc950.zip
op-kernel-dev-4fb8af10d0fd09372d52966b76922b9e82bbc950.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
Diffstat (limited to 'arch/ia64/include/asm/sn/tioce_provider.h')
-rw-r--r--arch/ia64/include/asm/sn/tioce_provider.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/sn/tioce_provider.h b/arch/ia64/include/asm/sn/tioce_provider.h
new file mode 100644
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+++ b/arch/ia64/include/asm/sn/tioce_provider.h
@@ -0,0 +1,63 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (c) 2003-2005 Silicon Graphics, Inc. All rights reserved.
+ */
+
+#ifndef _ASM_IA64_SN_CE_PROVIDER_H
+#define _ASM_IA64_SN_CE_PROVIDER_H
+
+#include <asm/sn/pcibus_provider_defs.h>
+#include <asm/sn/tioce.h>
+
+/*
+ * Common TIOCE structure shared between the prom and kernel
+ *
+ * DO NOT CHANGE THIS STRUCT WITHOUT MAKING CORRESPONDING CHANGES TO THE
+ * PROM VERSION.
+ */
+struct tioce_common {
+ struct pcibus_bussoft ce_pcibus; /* common pciio header */
+
+ u32 ce_rev;
+ u64 ce_kernel_private;
+ u64 ce_prom_private;
+};
+
+struct tioce_kernel {
+ struct tioce_common *ce_common;
+ spinlock_t ce_lock;
+ struct list_head ce_dmamap_list;
+
+ u64 ce_ate40_shadow[TIOCE_NUM_M40_ATES];
+ u64 ce_ate3240_shadow[TIOCE_NUM_M3240_ATES];
+ u32 ce_ate3240_pagesize;
+
+ u8 ce_port1_secondary;
+
+ /* per-port resources */
+ struct {
+ int dirmap_refcnt;
+ u64 dirmap_shadow;
+ } ce_port[TIOCE_NUM_PORTS];
+};
+
+struct tioce_dmamap {
+ struct list_head ce_dmamap_list; /* headed by tioce_kernel */
+ u32 refcnt;
+
+ u64 nbytes; /* # bytes mapped */
+
+ u64 ct_start; /* coretalk start address */
+ u64 pci_start; /* bus start address */
+
+ u64 __iomem *ate_hw;/* hw ptr of first ate in map */
+ u64 *ate_shadow; /* shadow ptr of firat ate */
+ u16 ate_count; /* # ate's in the map */
+};
+
+extern int tioce_init_provider(void);
+
+#endif /* __ASM_IA64_SN_CE_PROVIDER_H */
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