aboutsummaryrefslogtreecommitdiff
path: root/include/asm-ia64/kregs.h
diff options
context:
space:
mode:
authorXiantao Zhang <xiantao.zhang@intel.com>2008-04-03 11:02:58 -0700
committerTony Luck <tony.luck@intel.com>2008-04-03 11:02:58 -0700
commit96651896b8d9ad4244a1c3ed9691faa3e382f503 (patch)
treed1982cf832e019deb8619fd0eae9133e5b98bc99 /include/asm-ia64/kregs.h
parent9597362d354f8655ece324b01d0c640a0e99c077 (diff)
[IA64] Add API for allocating Dynamic TR resource.
Dynamic TR resource should be managed in the uniform way. Add two interfaces for kernel: ia64_itr_entry: Allocate a (pair of) TR for caller. ia64_ptr_entry: Purge a (pair of ) TR by caller. Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com> Signed-off-by: Anthony Xu <anthony.xu@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64/kregs.h')
-rw-r--r--include/asm-ia64/kregs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-ia64/kregs.h b/include/asm-ia64/kregs.h
index 7e55a584975..aefcdfee7f2 100644
--- a/include/asm-ia64/kregs.h
+++ b/include/asm-ia64/kregs.h
@@ -31,6 +31,9 @@
#define IA64_TR_PALCODE 1 /* itr1: maps PALcode as required by EFI */
#define IA64_TR_CURRENT_STACK 1 /* dtr1: maps kernel's memory- & register-stacks */
+#define IA64_TR_ALLOC_BASE 2 /* itr&dtr: Base of dynamic TR resource*/
+#define IA64_TR_ALLOC_MAX 32 /* Max number for dynamic use*/
+
/* Processor status register bits: */
#define IA64_PSR_BE_BIT 1
#define IA64_PSR_UP_BIT 2