1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _SPARC64_SCRATCHPAD_H 3*4882a593Smuzhiyun #define _SPARC64_SCRATCHPAD_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* Sun4v scratchpad registers, accessed via ASI_SCRATCHPAD. */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define SCRATCHPAD_MMU_MISS 0x00 /* Shared with OBP - set by OBP */ 8*4882a593Smuzhiyun #define SCRATCHPAD_CPUID 0x08 /* Shared with OBP - set by hypervisor */ 9*4882a593Smuzhiyun #define SCRATCHPAD_UTSBREG1 0x10 10*4882a593Smuzhiyun #define SCRATCHPAD_UTSBREG2 0x18 11*4882a593Smuzhiyun /* 0x20 and 0x28, hypervisor only... */ 12*4882a593Smuzhiyun #define SCRATCHPAD_UNUSED1 0x30 13*4882a593Smuzhiyun #define SCRATCHPAD_UNUSED2 0x38 /* Reserved for OBP */ 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #endif /* !(_SPARC64_SCRATCHPAD_H) */ 16