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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2015 Adrian Chadd <adrian@FreeBSD.org>
* Copyright (c) 2025 The FreeBSD Foundation
*
* Portions of this software were developed by Tom Jones <thj@FreeBSD.org>
* under sponsorship from the FreeBSD Foundation.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <net/ethernet.h>
#include <net80211/ieee80211.h>
#define le32_to_cpup(_a_) (le32toh(*(const uint32_t *)(_a_)))
#include <dev/iwx/if_iwxreg.h>
#include <dev/iwx/if_iwx_debug.h>
static uint16_t bbl_idx = 0;
static uint32_t bbl_seq = 0;
static uint8_t bbl_compress = 1;
static const char *
iwx_bbl_to_str(int type)
{
switch(type) {
case IWX_BBL_PKT_TX:
return ("IWX_BBL_PKT_TX");
case IWX_BBL_PKT_RX:
return ("IWX_BBL_PKT_RX");
case IWX_BBL_PKT_DUP:
return ("IWX_BBL_PKT_DUP");
case IWX_BBL_CMD_TX:
return ("IWX_BBL_CMD_TX");
case IWX_BBL_CMD_RX:
return ("IWX_BBL_CMD_RX");
case IWX_BBL_ANY:
return ("IWX_BBL_ANY");
default:
return ("ERROR");
}
}
static const char *
get_label(struct opcode_label *table, uint8_t opcode)
{
struct opcode_label *op = table;
while(op->label != NULL) {
if (op->opcode == opcode)
return op->label;
op++;
}
return "NOT FOUND IN TABLE";
}
static struct opcode_label *
get_table(uint8_t group)
{
switch (group)
{
case IWX_LEGACY_GROUP:
case IWX_LONG_GROUP:
return legacy_opcodes;
break;
case IWX_SYSTEM_GROUP:
return system_opcodes;
break;
case IWX_MAC_CONF_GROUP:
return macconf_opcodes;
break;
case IWX_DATA_PATH_GROUP:
return data_opcodes;
break;
case IWX_REGULATORY_AND_NVM_GROUP:
return reg_opcodes;
break;
case IWX_PHY_OPS_GROUP:
return phyops_opcodes;
break;
case IWX_PROT_OFFLOAD_GROUP:
break;
}
return NULL;
}
void
print_opcode(const char *func, int line, int type, uint32_t code)
{
int print = print_mask & type;
uint8_t opcode = iwx_cmd_opcode(code);
uint8_t group = iwx_cmd_groupid(code);
struct opcode_label *table = get_table(group);
if (table == NULL) {
printf("Couldn't find opcode table for 0x%08x", code);
return;
}
for (int i = 0; i < nitems(print_codes); i++)
if (print_codes[i][0] == group && print_codes[i][1] == opcode)
print = 1;
if (print) {
printf("%s:%d %s\t%s\t%s\t(0x%08x)\n", func, line,
iwx_bbl_to_str(type), get_label(command_group, group),
get_label(table, opcode), code);
}
}
void
iwx_dump_cmd(uint32_t id, void *data, uint16_t len, const char *str, int type)
{
int dump = dump_mask & type;
uint8_t opcode = iwx_cmd_opcode(id);
uint8_t group = iwx_cmd_groupid(id);
for (int i = 0; i < nitems(dump_codes); i++)
if (dump_codes[i][0] == group && dump_codes[i][1] == opcode)
dump = 1;
if (dump)
hexdump(data, len, str, 0);
}
void
iwx_bbl_add_entry(uint32_t code, int type, int ticks)
{
/*
* Compress together repeated notifications, but increment the sequence
* number so we can track things processing.
*/
if (bbl_compress && (iwx_bb_log[bbl_idx].code == code &&
iwx_bb_log[bbl_idx].type == type)) {
iwx_bb_log[bbl_idx].count++;
iwx_bb_log[bbl_idx].seq = bbl_seq++;
iwx_bb_log[bbl_idx].ticks = ticks;
return;
}
if (bbl_idx++ > IWX_BBL_ENTRIES) {
#if 0
printf("iwx bbl roll over: type %d (%lu)\n", type, code);
#endif
bbl_idx = 0;
}
iwx_bb_log[bbl_idx].code = code;
iwx_bb_log[bbl_idx].type = type;
iwx_bb_log[bbl_idx].seq = bbl_seq++;
iwx_bb_log[bbl_idx].ticks = ticks;
iwx_bb_log[bbl_idx].count = 1;
}
static void
iwx_bbl_print_entry(struct iwx_bbl_entry *e)
{
uint8_t opcode = iwx_cmd_opcode(e->code);
uint8_t group = iwx_cmd_groupid(e->code);
switch(e->type) {
case IWX_BBL_PKT_TX:
printf("pkt ");
printf("seq %08d\t pkt len %u",
e->seq, e->code);
break;
printf("pkt dup ");
printf("seq %08d\t dup count %u",
e->seq, e->code);
break;
case IWX_BBL_CMD_TX:
printf("tx -> ");
printf("seq %08d\tcode 0x%08x (%s:%s)",
e->seq, e->code, get_label(command_group, group),
get_label(get_table(group), opcode));
break;
case IWX_BBL_CMD_RX:
printf("rx ");
printf("seq %08d\tcode 0x%08x (%s:%s)",
e->seq, e->code, get_label(command_group, group),
get_label(get_table(group), opcode));
break;
}
if (e->count > 1)
printf(" (count %d)", e->count);
printf("\n");
}
void
iwx_bbl_print_log(void)
{
int start = -1;
start = bbl_idx+1;
if (start > IWX_BBL_ENTRIES-1)
start = 0;
for (int i = start; i < IWX_BBL_ENTRIES; i++) {
struct iwx_bbl_entry *e = &iwx_bb_log[i];
printf("bbl entry %05d %05d: ", i, e->ticks);
iwx_bbl_print_entry(e);
}
for (int i = 0; i < start; i++) {
struct iwx_bbl_entry *e = &iwx_bb_log[i];
printf("bbl entry %05d %05d: ", i, e->ticks);
iwx_bbl_print_entry(e);
}
printf("iwx bblog index %d seq %d\n", bbl_idx, bbl_seq);
}
void
print_ratenflags(const char *func, int line, uint32_t flags, int ver)
{
printf("%s:%d\n\t flags 0x%08x ", func, line, flags);
if (ver >= 2) {
printf(" rate_n_flags version 2\n");
uint32_t type = (flags & IWX_RATE_MCS_MOD_TYPE_MSK) >> IWX_RATE_MCS_MOD_TYPE_POS;
switch(type)
{
case 0:
printf("\t(0) Legacy CCK: ");
switch (flags & IWX_RATE_LEGACY_RATE_MSK)
{
case 0:
printf("(0) 0xa - 1 Mbps\n");
break;
case 1:
printf("(1) 0x14 - 2 Mbps\n");
break;
case 2:
printf("(2) 0x37 - 5.5 Mbps\n");
break;
case 3:
printf("(3) 0x6e - 11 nbps\n");
break;
}
break;
case 1:
printf("\t(1) Legacy OFDM \n");
switch (flags & IWX_RATE_LEGACY_RATE_MSK)
{
case 0:
printf("(0) 6 Mbps\n");
break;
case 1:
printf("(1) 9 Mbps\n");
break;
case 2:
printf("(2) 12 Mbps\n");
break;
case 3:
printf("(3) 18 Mbps\n");
break;
case 4:
printf("(4) 24 Mbps\n");
break;
case 5:
printf("(5) 36 Mbps\n");
break;
case 6:
printf("(6) 48 Mbps\n");
break;
case 7:
printf("(7) 54 Mbps\n");
break;
}
break;
case 2:
printf("\t(2) High-throughput (HT)\n");
break;
case 3:
printf("\t(3) Very High-throughput (VHT) \n");
break;
case 4:
printf("\t(4) High-efficiency (HE)\n");
break;
case 5:
printf("\t(5) Extremely High-throughput (EHT)\n");
break;
default:
printf("invalid\n");
}
/* Not a legacy rate. */
if (type > 1) {
printf("\tMCS %d ", IWX_RATE_HT_MCS_INDEX(flags));
switch((flags & IWX_RATE_MCS_CHAN_WIDTH_MSK) >> IWX_RATE_MCS_CHAN_WIDTH_POS)
{
case 0:
printf("20MHz ");
break;
case 1:
printf("40MHz ");
break;
case 2:
printf("80MHz ");
break;
case 3:
printf("160MHz ");
break;
case 4:
printf("320MHz ");
break;
}
printf("antennas: (%s|%s) ",
flags & (1 << 14) ? "A" : " ",
flags & (1 << 15) ? "B" : " ");
if (flags & (1 << 16))
printf("ldpc ");
printf("\n");
}
} else {
printf("%s:%d rate_n_flags versions other than < 2 not implemented",
__func__, __LINE__);
}
}
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