23 #include "arm-spe-decoder.h"
83 	struct arm_spe_decoder *decoder;  in arm_spe_decoder_new()  local
88 	decoder = zalloc(sizeof(struct arm_spe_decoder));  in arm_spe_decoder_new()
89 	if (!decoder)  in arm_spe_decoder_new()
92 	decoder->get_trace = params->get_trace;  in arm_spe_decoder_new()
93 	decoder->data = params->data;  in arm_spe_decoder_new()
95 	return decoder;  in arm_spe_decoder_new()
98 void arm_spe_decoder_free(struct arm_spe_decoder *decoder)  in arm_spe_decoder_free()  argument
100 	free(decoder);  in arm_spe_decoder_free()
103 static int arm_spe_get_data(struct arm_spe_decoder *decoder)  in arm_spe_get_data()  argument
109 	ret = decoder->get_trace(&buffer, decoder->data);  in arm_spe_get_data()
113 	decoder->buf = buffer.buf;  in arm_spe_get_data()
114 	decoder->len = buffer.len;  in arm_spe_get_data()
116 	if (!decoder->len)  in arm_spe_get_data()
119 	return decoder->len;  in arm_spe_get_data()
122 static int arm_spe_get_next_packet(struct arm_spe_decoder *decoder)  in arm_spe_get_next_packet()  argument
127 		if (!decoder->len) {  in arm_spe_get_next_packet()
128 			ret = arm_spe_get_data(decoder);  in arm_spe_get_next_packet()
135 		ret = arm_spe_get_packet(decoder->buf, decoder->len,  in arm_spe_get_next_packet()
136 					 &decoder->packet);  in arm_spe_get_next_packet()
139 			decoder->buf += 1;  in arm_spe_get_next_packet()
140 			decoder->len -= 1;  in arm_spe_get_next_packet()
144 		decoder->buf += ret;  in arm_spe_get_next_packet()
145 		decoder->len -= ret;  in arm_spe_get_next_packet()
146 	} while (decoder->packet.type == ARM_SPE_PAD);  in arm_spe_get_next_packet()
151 static int arm_spe_read_record(struct arm_spe_decoder *decoder)  in arm_spe_read_record()  argument
157 	memset(&decoder->record, 0x0, sizeof(decoder->record));  in arm_spe_read_record()
158 	decoder->record.context_id = (u64)-1;  in arm_spe_read_record()
161 		err = arm_spe_get_next_packet(decoder);  in arm_spe_read_record()
165 		idx = decoder->packet.index;  in arm_spe_read_record()
166 		payload = decoder->packet.payload;  in arm_spe_read_record()
168 		switch (decoder->packet.type) {  in arm_spe_read_record()
170 			decoder->record.timestamp = payload;  in arm_spe_read_record()
177 				decoder->record.from_ip = ip;  in arm_spe_read_record()
179 				decoder->record.to_ip = ip;  in arm_spe_read_record()
181 				decoder->record.virt_addr = ip;  in arm_spe_read_record()
183 				decoder->record.phys_addr = ip;  in arm_spe_read_record()
187 				decoder->record.latency = payload;  in arm_spe_read_record()
190 			decoder->record.context_id = payload;  in arm_spe_read_record()
195 				decoder->record.op |= ARM_SPE_OP_LDST;  in arm_spe_read_record()
197 					decoder->record.op |= ARM_SPE_OP_ST;  in arm_spe_read_record()
199 					decoder->record.op |= ARM_SPE_OP_LD;  in arm_spe_read_record()
201 					decoder->record.op |= ARM_SPE_OP_SVE_LDST;  in arm_spe_read_record()
204 				decoder->record.op |= ARM_SPE_OP_OTHER;  in arm_spe_read_record()
206 					decoder->record.op |= ARM_SPE_OP_SVE_OTHER;  in arm_spe_read_record()
209 				decoder->record.op |= ARM_SPE_OP_BRANCH_ERET;  in arm_spe_read_record()
218 				decoder->record.type |= ARM_SPE_L1D_MISS;  in arm_spe_read_record()
221 				decoder->record.type |= ARM_SPE_L1D_ACCESS;  in arm_spe_read_record()
224 				decoder->record.type |= ARM_SPE_TLB_MISS;  in arm_spe_read_record()
227 				decoder->record.type |= ARM_SPE_TLB_ACCESS;  in arm_spe_read_record()
230 				decoder->record.type |= ARM_SPE_LLC_MISS;  in arm_spe_read_record()
233 				decoder->record.type |= ARM_SPE_LLC_ACCESS;  in arm_spe_read_record()
236 				decoder->record.type |= ARM_SPE_REMOTE_ACCESS;  in arm_spe_read_record()
239 				decoder->record.type |= ARM_SPE_BRANCH_MISS;  in arm_spe_read_record()
242 				decoder->record.type |= ARM_SPE_SVE_PARTIAL_PRED;  in arm_spe_read_record()
245 				decoder->record.type |= ARM_SPE_SVE_EMPTY_PRED;  in arm_spe_read_record()
249 			decoder->record.source = payload;  in arm_spe_read_record()
264 int arm_spe_decode(struct arm_spe_decoder *decoder)  in arm_spe_decode()  argument
266 	return arm_spe_read_record(decoder);  in arm_spe_decode()