linux-zen-desktop/tools/testing/nvdimm/test/ndtest.h

110 lines
2.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef NDTEST_H
#define NDTEST_H
#include <linux/platform_device.h>
#include <linux/libnvdimm.h>
/* 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 not persisted from previous IPL */
#define PAPR_PMEM_EMPTY (1ULL << (63 - 3))
#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))
/* Bits status indicators for health bitmap indicating unarmed dimm */
#define PAPR_PMEM_UNARMED_MASK (PAPR_PMEM_UNARMED | \
PAPR_PMEM_HEALTH_UNHEALTHY)
#define PAPR_PMEM_SAVE_FAILED (1ULL << (63 - 10))
/* 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)
struct ndtest_config;
struct ndtest_priv {
struct platform_device pdev;
struct device_node *dn;
struct list_head resources;
struct nvdimm_bus_descriptor bus_desc;
struct nvdimm_bus *bus;
struct ndtest_config *config;
dma_addr_t *dcr_dma;
dma_addr_t *label_dma;
dma_addr_t *dimm_dma;
};
struct ndtest_blk_mmio {
void __iomem *base;
u64 size;
u64 base_offset;
u32 line_size;
u32 num_lines;
u32 table_size;
};
struct ndtest_dimm {
struct device *dev;
struct nvdimm *nvdimm;
struct ndtest_blk_mmio *mmio;
struct nd_region *blk_region;
dma_addr_t address;
unsigned long long flags;
unsigned long config_size;
void *label_area;
char *uuid_str;
unsigned int size;
unsigned int handle;
unsigned int fail_cmd;
unsigned int physical_id;
unsigned int num_formats;
int id;
int fail_cmd_code;
u8 no_alias;
};
struct ndtest_mapping {
u64 start;
u64 size;
u8 position;
u8 dimm;
};
struct ndtest_region {
struct nd_region *region;
struct ndtest_mapping *mapping;
u64 size;
u8 type;
u8 num_mappings;
u8 range_index;
};
struct ndtest_config {
struct ndtest_dimm *dimms;
struct ndtest_region *regions;
unsigned int dimm_count;
unsigned int dimm_start;
u8 num_regions;
};
#endif /* NDTEST_H */