| /* SPDX-License-Identifier: GPL-2.0-only */ |
| #ifndef __LINUX_PAPR_SCM_H |
| #define __LINUX_PAPR_SCM_H |
| |
| /* DIMM health bitmap indicators */ |
| /* SCM device is unable to persist memory contents */ |
| #define PAPR_PMEM_UNARMED (1ULL << (63 - 0)) |
| /* SCM device failed to persist memory contents */ |
| #define PAPR_PMEM_SHUTDOWN_DIRTY (1ULL << (63 - 1)) |
| /* SCM device contents are persisted from previous IPL */ |
| #define PAPR_PMEM_SHUTDOWN_CLEAN (1ULL << (63 - 2)) |
| /* SCM device contents are not persisted from previous IPL */ |
| #define PAPR_PMEM_EMPTY (1ULL << (63 - 3)) |
| /* SCM device memory life remaining is critically low */ |
| #define PAPR_PMEM_HEALTH_CRITICAL (1ULL << (63 - 4)) |
| /* SCM device will be garded off next IPL due to failure */ |
| #define PAPR_PMEM_HEALTH_FATAL (1ULL << (63 - 5)) |
| /* SCM contents cannot persist due to current platform health status */ |
| #define PAPR_PMEM_HEALTH_UNHEALTHY (1ULL << (63 - 6)) |
| /* SCM device is unable to persist memory contents in certain conditions */ |
| #define PAPR_PMEM_HEALTH_NON_CRITICAL (1ULL << (63 - 7)) |
| /* SCM device is encrypted */ |
| #define PAPR_PMEM_ENCRYPTED (1ULL << (63 - 8)) |
| /* SCM device has been scrubbed and locked */ |
| #define PAPR_PMEM_SCRUBBED_AND_LOCKED (1ULL << (63 - 9)) |
| |
| #define PAPR_PMEM_SAVE_FAILED (1ULL << (63 - 10)) |
| |
| /* Bits status indicators for health bitmap indicating unarmed dimm */ |
| #define PAPR_PMEM_UNARMED_MASK (PAPR_PMEM_UNARMED | \ |
| PAPR_PMEM_HEALTH_UNHEALTHY) |
| |
| /* Bits status indicators for health bitmap indicating unflushed dimm */ |
| #define PAPR_PMEM_BAD_SHUTDOWN_MASK (PAPR_PMEM_SHUTDOWN_DIRTY) |
| |
| /* Bits status indicators for health bitmap indicating unrestored dimm */ |
| #define PAPR_PMEM_BAD_RESTORE_MASK (PAPR_PMEM_EMPTY) |
| |
| /* Bit status indicators for smart event notification */ |
| #define PAPR_PMEM_SMART_EVENT_MASK (PAPR_PMEM_HEALTH_CRITICAL | \ |
| PAPR_PMEM_HEALTH_FATAL | \ |
| PAPR_PMEM_HEALTH_UNHEALTHY) |
| |
| #define PAPR_PMEM_SAVE_MASK (PAPR_PMEM_SAVE_FAILED) |
| |
| #define PAPR_SCM_PERF_STATS_EYECATCHER __stringify(SCMSTATS) |
| #define PAPR_SCM_PERF_STATS_VERSION 0x1 |
| |
| #endif /* __LINUX_PAPR_SCM_H */ |
