10 #define pr_fmt(fmt) "mce: " fmt
22 #include <asm/mce.h>
28 /* Queue for delayed MCE events. */
32 /* Queue for delayed MCE UE events. */
66 static void mce_set_error_info(struct machine_check_event *mce,  in mce_set_error_info()  argument
69 	mce->error_type = mce_err->error_type;  in mce_set_error_info()
72 		mce->u.ue_error.ue_error_type = mce_err->u.ue_error_type;  in mce_set_error_info()
75 		mce->u.slb_error.slb_error_type = mce_err->u.slb_error_type;  in mce_set_error_info()
78 		mce->u.erat_error.erat_error_type = mce_err->u.erat_error_type;  in mce_set_error_info()
81 		mce->u.tlb_error.tlb_error_type = mce_err->u.tlb_error_type;  in mce_set_error_info()
84 		mce->u.user_error.user_error_type = mce_err->u.user_error_type;  in mce_set_error_info()
87 		mce->u.ra_error.ra_error_type = mce_err->u.ra_error_type;  in mce_set_error_info()
90 		mce->u.link_error.link_error_type = mce_err->u.link_error_type;  in mce_set_error_info()
99  * Decode and save high level MCE information into per cpu buffer which
107 	struct machine_check_event *mce = this_cpu_ptr(&mce_event[index]);  in save_mce_event()  local
110 	 * Return if we don't have enough space to log mce event.  in save_mce_event()
118 	mce->version = MCE_V1;  in save_mce_event()
119 	mce->srr0 = nip;  in save_mce_event()
120 	mce->srr1 = regs->msr;  in save_mce_event()
121 	mce->gpr3 = regs->gpr[3];  in save_mce_event()
122 	mce->in_use = 1;  in save_mce_event()
123 	mce->cpu = get_paca()->paca_index;  in save_mce_event()
127 		mce->disposition = MCE_DISPOSITION_RECOVERED;  in save_mce_event()
129 		mce->disposition = MCE_DISPOSITION_NOT_RECOVERED;  in save_mce_event()
131 	mce->initiator = mce_err->initiator;  in save_mce_event()
132 	mce->severity = mce_err->severity;  in save_mce_event()
133 	mce->sync_error = mce_err->sync_error;  in save_mce_event()
134 	mce->error_class = mce_err->error_class;  in save_mce_event()
137 	 * Populate the mce error_type and type-specific error_type.  in save_mce_event()
139 	mce_set_error_info(mce, mce_err);  in save_mce_event()
144 	if (mce->error_type == MCE_ERROR_TYPE_TLB) {  in save_mce_event()
145 		mce->u.tlb_error.effective_address_provided = true;  in save_mce_event()
146 		mce->u.tlb_error.effective_address = addr;  in save_mce_event()
147 	} else if (mce->error_type == MCE_ERROR_TYPE_SLB) {  in save_mce_event()
148 		mce->u.slb_error.effective_address_provided = true;  in save_mce_event()
149 		mce->u.slb_error.effective_address = addr;  in save_mce_event()
150 	} else if (mce->error_type == MCE_ERROR_TYPE_ERAT) {  in save_mce_event()
151 		mce->u.erat_error.effective_address_provided = true;  in save_mce_event()
152 		mce->u.erat_error.effective_address = addr;  in save_mce_event()
153 	} else if (mce->error_type == MCE_ERROR_TYPE_USER) {  in save_mce_event()
154 		mce->u.user_error.effective_address_provided = true;  in save_mce_event()
155 		mce->u.user_error.effective_address = addr;  in save_mce_event()
156 	} else if (mce->error_type == MCE_ERROR_TYPE_RA) {  in save_mce_event()
157 		mce->u.ra_error.effective_address_provided = true;  in save_mce_event()
158 		mce->u.ra_error.effective_address = addr;  in save_mce_event()
159 	} else if (mce->error_type == MCE_ERROR_TYPE_LINK) {  in save_mce_event()
160 		mce->u.link_error.effective_address_provided = true;  in save_mce_event()
161 		mce->u.link_error.effective_address = addr;  in save_mce_event()
162 	} else if (mce->error_type == MCE_ERROR_TYPE_UE) {  in save_mce_event()
163 		mce->u.ue_error.effective_address_provided = true;  in save_mce_event()
164 		mce->u.ue_error.effective_address = addr;  in save_mce_event()
166 			mce->u.ue_error.physical_address_provided = true;  in save_mce_event()
167 			mce->u.ue_error.physical_address = phys_addr;  in save_mce_event()
168 			mce->u.ue_error.ignore_event = mce_err->ignore_event;  in save_mce_event()
169 			machine_check_ue_event(mce);  in save_mce_event()
177  *	mce	Pointer to machine_check_event structure to be filled.
179  *		0 <= do not release the mce event. Caller will invoke
192 int get_mce_event(struct machine_check_event *mce, bool release)  in get_mce_event()  argument
202 	/* Check if we have MCE info to process. */  in get_mce_event()
206 		if (mce)  in get_mce_event()
207 			*mce = *mc_evt;  in get_mce_event()
230  * Queue up the MCE event which then can be handled later.
249  * Queue up the MCE event which then can be handled later.
284  * process pending MCE event from the mce event queue. This function will be
327  * process pending MCE event from the mce event queue. This function will be