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sys/dev/amd_ecc_inject/ecc_inject.c
| Show All 12 Lines | |||||
| error = sysctl_handle_int(oidp, &i, 0, req); | error = sysctl_handle_int(oidp, &i, 0, req); | ||||
| if (error) | if (error) | ||||
| return (error); | return (error); | ||||
| if (i != 0) | if (i != 0) | ||||
| ecc_ei_inject(i); | ecc_ei_inject(i); | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| static SYSCTL_NODE(_hw, OID_AUTO, error_injection, CTLFLAG_RD, NULL, | static SYSCTL_NODE(_hw, OID_AUTO, error_injection, | ||||
| CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, | |||||
| "Hardware error injection"); | "Hardware error injection"); | ||||
| static SYSCTL_NODE(_hw_error_injection, OID_AUTO, dram_ecc, CTLFLAG_RD, NULL, | static SYSCTL_NODE(_hw_error_injection, OID_AUTO, dram_ecc, | ||||
| CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, | |||||
| "DRAM ECC error injection"); | "DRAM ECC error injection"); | ||||
| SYSCTL_UINT(_hw_error_injection_dram_ecc, OID_AUTO, delay, | SYSCTL_UINT(_hw_error_injection_dram_ecc, OID_AUTO, delay, | ||||
| CTLTYPE_UINT | CTLFLAG_RW, &delay_ms, 0, | CTLTYPE_UINT | CTLFLAG_RW, &delay_ms, 0, | ||||
| "Delay in milliseconds between error injections"); | "Delay in milliseconds between error injections"); | ||||
| SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, quadrant, | SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, quadrant, | ||||
| CTLTYPE_UINT | CTLFLAG_RW, &quadrant, QUADRANT_MASK, | CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, &quadrant, QUADRANT_MASK, | ||||
| sysctl_int_with_max, "IU", | sysctl_int_with_max, "IU", | ||||
| "Index of 16-byte quadrant within 64-byte line where errors " | "Index of 16-byte quadrant within 64-byte line where errors " | ||||
| "should be injected"); | "should be injected"); | ||||
| SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, word_mask, | SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, word_mask, | ||||
| CTLTYPE_UINT | CTLFLAG_RW, &word_mask, INJ_WORD_MASK, | CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, &word_mask, INJ_WORD_MASK, | ||||
| sysctl_nonzero_int_with_max, "IU", | sysctl_nonzero_int_with_max, "IU", | ||||
| "9-bit mask of words where errors should be injected (8 data + 1 ECC)"); | "9-bit mask of words where errors should be injected (8 data + 1 ECC)"); | ||||
| SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, bit_mask, | SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, bit_mask, | ||||
| CTLTYPE_UINT | CTLFLAG_RW, &bit_mask, INJ_VECTOR_MASK, | CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, &bit_mask, INJ_VECTOR_MASK, | ||||
| sysctl_nonzero_int_with_max, "IU", | sysctl_nonzero_int_with_max, "IU", | ||||
| "16-bit mask of bits within each selected word where errors " | "16-bit mask of bits within each selected word where errors " | ||||
| "should be injected"); | "should be injected"); | ||||
| SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, inject, | SYSCTL_PROC(_hw_error_injection_dram_ecc, OID_AUTO, inject, | ||||
| CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, 0, sysctl_proc_inject, "I", | CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, 0, sysctl_proc_inject, "I", | ||||
| "Inject a number of errors according to configured parameters"); | "Inject a number of errors according to configured parameters"); | ||||
| static void | static void | ||||
| Show All 12 Lines | |||||