diff options
Diffstat (limited to 'include/lib')
| -rw-r--r-- | include/lib/extensions/ras.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/lib/extensions/ras.h b/include/lib/extensions/ras.h index c1ce19f6..f57fc3af 100644 --- a/include/lib/extensions/ras.h +++ b/include/lib/extensions/ras.h @@ -54,6 +54,20 @@ _ERR_RECORD_COMMON(_probe, _handler, _aux) \ } +/* + * Macro to be used to name and declare an array of RAS interrupts along with + * their handlers. + * + * This macro must be used in the same file as the array of interrupts are + * declared. Only then would ARRAY_SIZE() yield a meaningful value. Also, the + * array is expected to be sorted in the increasing order of interrupt number. + */ +#define REGISTER_RAS_INTERRUPTS(_array) \ + const struct ras_interrupt_mapping ras_interrupt_mapping = { \ + .intrs = _array, \ + .num_intrs = ARRAY_SIZE(_array), \ + } + #ifndef __ASSEMBLY__ #include <assert.h> @@ -61,6 +75,13 @@ struct err_record_info; +struct ras_interrupt { + /* Interrupt number, and the associated error record info */ + unsigned int intr_number; + struct err_record_info *err_record; + void *cookie; +}; + /* Function to probe a error record group for error */ typedef int (*err_record_probe_t)(const struct err_record_info *info, int *probe_data); @@ -83,6 +104,9 @@ struct err_handler_data { * synchronized by ESB, the value of DISR. */ uint32_t syndrome; + + /* For errors signalled via. interrupt, the raw interrupt ID; otherwise, 0. */ + unsigned int interrupt; }; /* Function to handle error from an error record group */ @@ -136,7 +160,13 @@ struct err_record_mapping { size_t num_err_records; }; +struct ras_interrupt_mapping { + struct ras_interrupt *intrs; + size_t num_intrs; +}; + extern const struct err_record_mapping err_record_mapping; +extern const struct ras_interrupt_mapping ras_interrupt_mapping; /* @@ -163,6 +193,7 @@ static inline int ras_err_ser_probe_sysreg(const struct err_record_info *info, int ras_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie, void *handle, uint64_t flags); +void ras_init(void); #endif /* __ASSEMBLY__ */ #endif /* __RAS_COMMON__ */ |