1CONFIG_IPC_SERVICE=y
2CONFIG_MBOX=y
3
4CONFIG_ISR_STACK_SIZE=1024
5CONFIG_IDLE_STACK_SIZE=256
6CONFIG_MAIN_STACK_SIZE=512
7CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=512
8CONFIG_HEAP_MEM_POOL_SIZE=4096
9CONFIG_CBPRINTF_REDUCED_INTEGRAL=y
10
11CONFIG_ISR_TABLES_LOCAL_DECLARATION=y
12CONFIG_LTO=y
13
14CONFIG_BT=y
15CONFIG_BT_HCI_RAW=y
16
17CONFIG_BT_BUF_EVT_RX_COUNT=16
18CONFIG_BT_BUF_EVT_RX_SIZE=255
19CONFIG_BT_BUF_ACL_RX_SIZE=255
20CONFIG_BT_BUF_ACL_TX_SIZE=251
21CONFIG_BT_BUF_CMD_TX_SIZE=255
22
23# Host and Controller common dependencies
24CONFIG_BT_BROADCASTER=y
25CONFIG_BT_OBSERVER=y
26CONFIG_BT_EXT_ADV=y
27CONFIG_BT_PER_ADV=y
28CONFIG_BT_PER_ADV_SYNC=y
29CONFIG_BT_PER_ADV_SYNC_MAX=2
30CONFIG_BT_CENTRAL=y
31CONFIG_BT_PERIPHERAL=y
32CONFIG_BT_MAX_CONN=3
33
34# Broadcast and Connected ISO
35CONFIG_BT_ISO_BROADCASTER=y
36CONFIG_BT_ISO_SYNC_RECEIVER=y
37CONFIG_BT_ISO_CENTRAL=y
38CONFIG_BT_ISO_PERIPHERAL=y
39
40# ISO Streams
41CONFIG_BT_ISO_TX_MTU=310
42CONFIG_BT_ISO_RX_MTU=310
43CONFIG_BT_ISO_MAX_CHAN=4
44# In theory, CONFIG_BT_ISO_TX_BUF_COUNT=1, should be sufficient but this count
45# is used in the context of IPC which falls into a "Newton's Cradle" effect
46# where probably (CONFIG_BT_CTLR_ISO_TX_BUFFERS - CONFIG_BT_ISO_TX_BUF_COUNT)
47# buffers get throttled. Hence, always have the value equal or greater.
48CONFIG_BT_ISO_TX_BUF_COUNT=8
49CONFIG_BT_ISO_RX_BUF_COUNT=1
50
51# Controller
52CONFIG_BT_LL_SW_SPLIT=y
53CONFIG_BT_CTLR_ASSERT_HANDLER=y
54CONFIG_BT_CTLR_DTM_HCI=y
55
56# Rx ACL and Adv Reports
57CONFIG_BT_CTLR_RX_BUFFERS=9
58CONFIG_BT_CTLR_DATA_LENGTH_MAX=251
59
60# Coded PHY support
61CONFIG_BT_CTLR_PHY_CODED=y
62
63# Advertising Sets and Extended Scanning
64CONFIG_BT_CTLR_ADV_EXT=y
65CONFIG_BT_CTLR_ADV_SET=3
66CONFIG_BT_CTLR_ADV_DATA_LEN_MAX=191
67CONFIG_BT_CTLR_SCAN_DATA_LEN_MAX=1650
68
69CONFIG_BT_CTLR_ADVANCED_FEATURES=y
70CONFIG_BT_CTLR_ADV_AUX_SET=3
71CONFIG_BT_CTLR_ADV_AUX_PDU_BACK2BACK=y
72CONFIG_BT_CTLR_ADV_SYNC_SET=3
73CONFIG_BT_CTLR_ADV_SYNC_PDU_BACK2BACK=y
74CONFIG_BT_CTLR_ADV_DATA_BUF_MAX=6
75
76# Increase the below to receive interleaved advertising chains
77CONFIG_BT_CTLR_SCAN_AUX_SET=1
78# CONFIG_BT_CTLR_SCAN_AUX_USE_CHAINS=y
79# CONFIG_BT_CTLR_SCAN_AUX_CHAIN_COUNT=1
80
81CONFIG_BT_CTLR_ADV_RESERVE_MAX=n
82CONFIG_BT_CTLR_ADV_ISO_RESERVE_MAX=y
83CONFIG_BT_CTLR_SYNC_ISO_RESERVE_MAX=n
84CONFIG_BT_CTLR_CENTRAL_RESERVE_MAX=n
85CONFIG_BT_CTLR_PERIPHERAL_RESERVE_MAX=n
86CONFIG_BT_CTLR_PERIPHERAL_ISO_RESERVE_MAX=n
87CONFIG_BT_CTLR_EVENT_OVERHEAD_RESERVE_MAX=y
88CONFIG_BT_CTLR_SLOT_RESERVATION_UPDATE=n
89CONFIG_BT_CTLR_SCAN_UNRESERVED=y
90CONFIG_BT_TICKER_NEXT_SLOT_GET_MATCH=y
91CONFIG_BT_TICKER_EXT=y
92CONFIG_BT_TICKER_EXT_SLOT_WINDOW_YIELD=y
93
94# Control Procedure
95CONFIG_BT_CTLR_LLCP_LOCAL_PROC_CTX_BUF_NUM=6
96
97# ISO Broadcaster Controller
98CONFIG_BT_CTLR_ADV_EXT=y
99CONFIG_BT_CTLR_ADV_PERIODIC=y
100CONFIG_BT_CTLR_SYNC_TRANSFER_SENDER=y
101CONFIG_BT_CTLR_ADV_ISO=y
102CONFIG_BT_CTLR_ADV_ISO_SEQUENTIAL=y
103CONFIG_BT_CTLR_ADV_ISO_INTERLEAVED=y
104CONFIG_BT_CTLR_ADV_ISO_SET=1
105CONFIG_BT_CTLR_ADV_ISO_STREAM_COUNT=2
106CONFIG_BT_CTLR_ADV_ISO_STREAM_MAX=2
107CONFIG_BT_CTLR_ADV_ISO_PDU_LEN_MAX=247
108
109# ISO Receive Controller
110CONFIG_BT_CTLR_ADV_EXT=y
111CONFIG_BT_CTLR_SYNC_PERIODIC=y
112CONFIG_BT_CTLR_SYNC_TRANSFER_RECEIVER=y
113CONFIG_BT_CTLR_SYNC_ISO=y
114CONFIG_BT_CTLR_SYNC_ISO_SEQUENTIAL=y
115CONFIG_BT_CTLR_SYNC_ISO_INTERLEAVED=y
116CONFIG_BT_CTLR_SCAN_SYNC_ISO_SET=1
117CONFIG_BT_CTLR_SYNC_ISO_STREAM_COUNT=2
118CONFIG_BT_CTLR_SYNC_ISO_STREAM_MAX=2
119CONFIG_BT_CTLR_SYNC_ISO_PDU_LEN_MAX=251
120
121# ISO Connection Oriented
122CONFIG_BT_CTLR_CENTRAL_ISO=y
123CONFIG_BT_CTLR_PERIPHERAL_ISO=y
124CONFIG_BT_CTLR_CONN_ISO_GROUPS=1
125CONFIG_BT_CTLR_CONN_ISO_STREAMS=2
126CONFIG_BT_CTLR_CONN_ISO_STREAMS_PER_GROUP=2
127CONFIG_BT_CTLR_CONN_ISO_PDU_LEN_MAX=251
128CONFIG_BT_CTLR_CONN_ISO_LOW_LATENCY_POLICY=y
129
130# ISO Transmissions
131CONFIG_BT_CTLR_ISOAL_SOURCES=2
132CONFIG_BT_CTLR_ISO_TX_BUFFERS=8
133CONFIG_BT_CTLR_ISO_TX_BUFFER_SIZE=255
134CONFIG_BT_CTLR_ISO_TX_SDU_LEN_MAX=247
135
136# ISO Receptions
137CONFIG_BT_CTLR_ISOAL_SINKS=2
138CONFIG_BT_CTLR_ISO_RX_BUFFERS=8
139
140# Tx Power Dynamic Control
141CONFIG_BT_CTLR_TX_PWR_DYNAMIC_CONTROL=y
142
143# Ignore HCI ISO data Tx sequence numbers
144# CONFIG_BT_CTLR_ISOAL_PSN_IGNORE=y
145
146# The hci_ipc image has a quite high RAM usage so we need to carefully
147# tweak Mbed TLS parameters in order to build successfully:
148# - use CSPRNG source as random source for PSA. This removes
149#   requiement for legacy Mbed TLS entropy+ctr-drbg modules, which
150#   saves RAM and ROM;
151# - use ROM pre-computed tables for AES;
152# - reduce the number of key slots to 3 in the PSA core. This is not a
153#   huge limitation since PSA crypto is only used for AES-CMAC in hci_ipc.
154CONFIG_MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG=y
155CONFIG_MBEDTLS_AES_ROM_TABLES=y
156CONFIG_MBEDTLS_PSA_KEY_SLOT_COUNT=3
157
158# Reduce RAM footprint further otherwise the image won't fit in cpu_net.
159CONFIG_BT_CTLR_ADV_ISO_SET=1
160CONFIG_BT_CTLR_ADV_ISO_STREAM_COUNT=2
161