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authorPrarit Bhargava <prarit@sgi.com>2006-01-16 15:31:52 -0500
committerTony Luck <tony.luck@intel.com>2006-01-17 13:08:37 -0500
commit5f7f5b0c99c9c913b649d065a9773e6ed4ed8168 (patch)
tree60ea9e7eba43503d5b1d3d1a3b557a363d34c810 /arch/ia64/sn/include
parent2664b25051f7ab96b22b199aa2f5ef6a949a4296 (diff)
[IA64-SGI] Older PROM WAR for device flush code
Work-around to temporarily support older PROMs with new flush device code. This code allows systems running older PROMs to continue to run on the new kernel base until a new official PROM is released. Signed-off-by: Prarit Bhargava <prarit@sgi.com> Acked-by: Jes Sorensen <jes@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/sn/include')
-rw-r--r--arch/ia64/sn/include/xtalk/hubdev.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/ia64/sn/include/xtalk/hubdev.h b/arch/ia64/sn/include/xtalk/hubdev.h
index 7c88e9a58516..8182583c762c 100644
--- a/arch/ia64/sn/include/xtalk/hubdev.h
+++ b/arch/ia64/sn/include/xtalk/hubdev.h
@@ -51,6 +51,15 @@ struct sn_flush_device_kernel {
51 struct sn_flush_device_common *common; 51 struct sn_flush_device_common *common;
52}; 52};
53 53
54/* 01/16/06 This struct is the old PROM/kernel struct and needs to be included
55 * for older official PROMs to function on the new kernel base. This struct
56 * will be removed when the next official PROM release occurs. */
57
58struct sn_flush_device_war {
59 struct sn_flush_device_common common;
60 u32 filler; /* older PROMs expect the default size of a spinlock_t */
61};
62
54/* 63/*
55 * **widget_p - Used as an array[wid_num][device] of sn_flush_device_kernel. 64 * **widget_p - Used as an array[wid_num][device] of sn_flush_device_kernel.
56 */ 65 */