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50f558a5fe
sysfs attibutes to show health related flags are added. Signed-off-by: Santosh Sivaraj <santosh@fossix.org> Link: https://lore.kernel.org/r/20201222042240.2983755-8-santosh@fossix.org Signed-off-by: Dan Williams <dan.j.williams@intel.com>
109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef NDTEST_H
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#define NDTEST_H
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#include <linux/platform_device.h>
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#include <linux/libnvdimm.h>
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/* SCM device is unable to persist memory contents */
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#define PAPR_PMEM_UNARMED (1ULL << (63 - 0))
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/* SCM device failed to persist memory contents */
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#define PAPR_PMEM_SHUTDOWN_DIRTY (1ULL << (63 - 1))
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/* SCM device contents are not persisted from previous IPL */
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#define PAPR_PMEM_EMPTY (1ULL << (63 - 3))
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#define PAPR_PMEM_HEALTH_CRITICAL (1ULL << (63 - 4))
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/* SCM device will be garded off next IPL due to failure */
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#define PAPR_PMEM_HEALTH_FATAL (1ULL << (63 - 5))
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/* SCM contents cannot persist due to current platform health status */
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#define PAPR_PMEM_HEALTH_UNHEALTHY (1ULL << (63 - 6))
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/* Bits status indicators for health bitmap indicating unarmed dimm */
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#define PAPR_PMEM_UNARMED_MASK (PAPR_PMEM_UNARMED | \
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PAPR_PMEM_HEALTH_UNHEALTHY)
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#define PAPR_PMEM_SAVE_FAILED (1ULL << (63 - 10))
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/* Bits status indicators for health bitmap indicating unflushed dimm */
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#define PAPR_PMEM_BAD_SHUTDOWN_MASK (PAPR_PMEM_SHUTDOWN_DIRTY)
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/* Bits status indicators for health bitmap indicating unrestored dimm */
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#define PAPR_PMEM_BAD_RESTORE_MASK (PAPR_PMEM_EMPTY)
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/* Bit status indicators for smart event notification */
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#define PAPR_PMEM_SMART_EVENT_MASK (PAPR_PMEM_HEALTH_CRITICAL | \
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PAPR_PMEM_HEALTH_FATAL | \
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PAPR_PMEM_HEALTH_UNHEALTHY)
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#define PAPR_PMEM_SAVE_MASK (PAPR_PMEM_SAVE_FAILED)
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struct ndtest_config;
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struct ndtest_priv {
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struct platform_device pdev;
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struct device_node *dn;
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struct list_head resources;
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struct nvdimm_bus_descriptor bus_desc;
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struct nvdimm_bus *bus;
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struct ndtest_config *config;
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dma_addr_t *dcr_dma;
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dma_addr_t *label_dma;
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dma_addr_t *dimm_dma;
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};
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struct ndtest_blk_mmio {
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void __iomem *base;
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u64 size;
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u64 base_offset;
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u32 line_size;
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u32 num_lines;
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u32 table_size;
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};
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struct ndtest_dimm {
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struct device *dev;
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struct nvdimm *nvdimm;
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struct ndtest_blk_mmio *mmio;
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struct nd_region *blk_region;
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dma_addr_t address;
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unsigned long long flags;
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unsigned long config_size;
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void *label_area;
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char *uuid_str;
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unsigned int size;
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unsigned int handle;
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unsigned int fail_cmd;
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unsigned int physical_id;
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unsigned int num_formats;
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int id;
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int fail_cmd_code;
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u8 no_alias;
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};
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struct ndtest_mapping {
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u64 start;
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u64 size;
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u8 position;
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u8 dimm;
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};
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struct ndtest_region {
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struct nd_region *region;
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struct ndtest_mapping *mapping;
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u64 size;
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u8 type;
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u8 num_mappings;
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u8 range_index;
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};
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struct ndtest_config {
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struct ndtest_dimm *dimms;
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struct ndtest_region *regions;
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unsigned int dimm_count;
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unsigned int dimm_start;
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u8 num_regions;
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};
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#endif /* NDTEST_H */
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