1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _SPARC64_SCRATCHPAD_H
3 #define _SPARC64_SCRATCHPAD_H
5 /* Sun4v scratchpad registers, accessed via ASI_SCRATCHPAD. */
7 #define SCRATCHPAD_MMU_MISS 0x00 /* Shared with OBP - set by OBP */
8 #define SCRATCHPAD_CPUID 0x08 /* Shared with OBP - set by hypervisor */
9 #define SCRATCHPAD_UTSBREG1 0x10
10 #define SCRATCHPAD_UTSBREG2 0x18
11 /* 0x20 and 0x28, hypervisor only... */
12 #define SCRATCHPAD_UNUSED1 0x30
13 #define SCRATCHPAD_UNUSED2 0x38 /* Reserved for OBP */
15 #endif /* !(_SPARC64_SCRATCHPAD_H) */