diff options
| author | Xiantao Zhang <xiantao.zhang@intel.com> | 2008-04-03 11:02:58 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2008-04-03 11:02:58 -0700 |
| commit | 96651896b8d9ad4244a1c3ed9691faa3e382f503 (patch) | |
| tree | d1982cf832e019deb8619fd0eae9133e5b98bc99 /include/asm-ia64/kregs.h | |
| parent | 9597362d354f8655ece324b01d0c640a0e99c077 (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.h | 3 |
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 |