const unsigned char ext_hdr, struct arm_spe_pkt *packet)
{
packet->type = ARM_SPE_COUNTER;
+
if (ext_hdr)
- packet->index = ((buf[0] & 0x3) << 3) | (buf[1] & 0x7);
+ packet->index = SPE_HDR_EXTENDED_INDEX(buf[0], buf[1]);
else
- packet->index = buf[0] & 0x7;
+ packet->index = SPE_HDR_SHORT_INDEX(buf[0]);
return arm_spe_get_payload(buf, len, ext_hdr, packet);
}
(unsigned short)payload);
switch (packet->index) {
- case 0:
+ case SPE_CNT_PKT_HDR_INDEX_TOTAL_LAT:
arm_spe_pkt_out_string(&err, &buf, &buf_len, "TOT");
break;
- case 1:
+ case SPE_CNT_PKT_HDR_INDEX_ISSUE_LAT:
arm_spe_pkt_out_string(&err, &buf, &buf_len, "ISSUE");
break;
- case 2:
+ case SPE_CNT_PKT_HDR_INDEX_TRANS_LAT:
arm_spe_pkt_out_string(&err, &buf, &buf_len, "XLAT");
break;
default:
/* Context packet header */
#define SPE_CTX_PKT_HDR_INDEX(h) ((h) & GENMASK_ULL(1, 0))
+/* Counter packet header */
+#define SPE_CNT_PKT_HDR_INDEX_TOTAL_LAT 0x0
+#define SPE_CNT_PKT_HDR_INDEX_ISSUE_LAT 0x1
+#define SPE_CNT_PKT_HDR_INDEX_TRANS_LAT 0x2
+
const char *arm_spe_pkt_name(enum arm_spe_pkt_type);
int arm_spe_get_packet(const unsigned char *buf, size_t len,