#include <acpi/apei.h>
#include <acpi/hed.h>

/*
* One struct ghes is created for each generic hardware error source.
* It provides the context for APEI hardware error timer/IRQ/SCI/NMI
* handler.
*
* estatus: memory buffer for error status block, allocated during
* HEST parsing.
*/
#define GHES_TO_CLEAR 0x0001
#define GHES_EXITING 0x0002

struct ghes {
struct acpi_hest_generic *generic;
struct acpi_generic_status *estatus;
u64 buffer_paddr;
unsigned long flags;
union {
struct list_head list;
struct timer_list timer;
unsigned int irq;
};
};

struct ghes_estatus_node {
struct llist_node llnode;
struct acpi_hest_generic *generic;
struct ghes *ghes;
};

struct ghes_estatus_cache {
u32 estatus_len;
atomic_t count;
struct acpi_hest_generic *generic;
unsigned long long time_in;
struct rcu_head rcu;
};

enum {
GHES_SEV_NO = 0x0,
GHES_SEV_CORRECTED = 0x1,
GHES_SEV_RECOVERABLE = 0x2,
GHES_SEV_PANIC = 0x3,
};

/* From drivers/edac/ghes_edac.c */

#ifdef CONFIG_EDAC_GHES
void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
struct cper_sec_mem_err *mem_err);

int ghes_edac_register(struct ghes *ghes, struct device *dev);

void ghes_edac_unregister(struct ghes *ghes);

#else
static inline void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
struct cper_sec_mem_err *mem_err)
{
}

static inline int ghes_edac_register(struct ghes *ghes, struct device *dev)
{
return 0;
}

static inline void ghes_edac_unregister(struct ghes *ghes)
{
}
#endif