Lines Matching +full:machine +full:- +full:level

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3  *  Definitions for use by exception code on Book3-E
14  * critical exceptions which can themselves be interrupted by machine
20  * for machine check interrupts. Those are used to save a GPR that can
24  * the above re-entrancy issue.
27  * SPRGs are user-readable though, thus we might have to change some of
53  * one 64-byte cache line.
64 #define EX_TLB_DEAR	( 8 * 8) /* Level 0 and 2 only */
65 #define EX_TLB_ESR	( 9 * 8) /* Level 0 and 2 only */
77  * This prolog handles re-entrancy (up to 3 levels supported in the PACA
79  * re-entrancy safe working space of r10...r16 and CR with r12 being used
80  * as the exception area pointer in the PACA for that level of re-entrancy
84  * as-is for instruction exceptions. It's up to the actual exception code
112  * - SUCCESS       : Unwinds one level
113  * - ERROR         : restore from level 0 and reset
114  * - ERROR_SPECIAL : restore from current level and reset
120  * fault, not the initial level 0 (basically, we got a bogus PGF or something
122  * difference since those are always level 0 anyway