CONFIG_IPC_SERVICE=y
CONFIG_MBOX=y

CONFIG_ISR_STACK_SIZE=1024
CONFIG_IDLE_STACK_SIZE=256
CONFIG_MAIN_STACK_SIZE=512
CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=512
CONFIG_HEAP_MEM_POOL_SIZE=4096
CONFIG_CBPRINTF_REDUCED_INTEGRAL=y

CONFIG_ISR_TABLES_LOCAL_DECLARATION=y
CONFIG_LTO=y

CONFIG_BT=y
CONFIG_BT_HCI_RAW=y

# Workaround: Unable to allocate command buffer when using K_NO_WAIT since
# Host number of completed commands does not follow normal flow control.
CONFIG_BT_BUF_CMD_TX_COUNT=10

CONFIG_BT_BUF_EVT_RX_COUNT=16

CONFIG_BT_BUF_EVT_RX_SIZE=255
CONFIG_BT_BUF_ACL_RX_SIZE=255
CONFIG_BT_BUF_ACL_TX_SIZE=251
CONFIG_BT_BUF_CMD_TX_SIZE=255

# Host and Controller common dependencies
CONFIG_BT_BROADCASTER=y
CONFIG_BT_OBSERVER=y
CONFIG_BT_EXT_ADV=y
CONFIG_BT_PER_ADV=y
CONFIG_BT_PER_ADV_SYNC=y
CONFIG_BT_PER_ADV_SYNC_MAX=2
CONFIG_BT_CENTRAL=y
CONFIG_BT_PERIPHERAL=y
CONFIG_BT_MAX_CONN=3

# Broadcast and Connected ISO
CONFIG_BT_ISO_BROADCASTER=y
CONFIG_BT_ISO_SYNC_RECEIVER=y
CONFIG_BT_ISO_CENTRAL=y
CONFIG_BT_ISO_PERIPHERAL=y

# ISO Streams
CONFIG_BT_ISO_TX_MTU=310
CONFIG_BT_ISO_RX_MTU=310
CONFIG_BT_ISO_MAX_CHAN=4
# In theory, CONFIG_BT_ISO_TX_BUF_COUNT=1, should be sufficient but this count
# is used in the context of IPC which falls into a "Newton's Cradle" effect
# where probably (CONFIG_BT_CTLR_ISO_TX_BUFFERS - CONFIG_BT_ISO_TX_BUF_COUNT)
# buffers get throttled. Hence, always have the value equal or greater.
CONFIG_BT_ISO_TX_BUF_COUNT=8
CONFIG_BT_ISO_RX_BUF_COUNT=1

# Controller
CONFIG_BT_LL_SW_SPLIT=y
CONFIG_BT_CTLR_ASSERT_HANDLER=y
CONFIG_BT_CTLR_DTM_HCI=y

# Rx ACL and Adv Reports
CONFIG_BT_CTLR_RX_BUFFERS=9
CONFIG_BT_CTLR_DATA_LENGTH_MAX=251

# Coded PHY support
CONFIG_BT_CTLR_PHY_CODED=y

# Advertising Sets and Extended Scanning
CONFIG_BT_CTLR_ADV_EXT=y
CONFIG_BT_CTLR_ADV_SET=3
CONFIG_BT_CTLR_ADV_DATA_LEN_MAX=191
CONFIG_BT_CTLR_SCAN_DATA_LEN_MAX=1650

CONFIG_BT_CTLR_ADVANCED_FEATURES=y
CONFIG_BT_CTLR_ADV_AUX_SET=3
CONFIG_BT_CTLR_ADV_AUX_PDU_BACK2BACK=y
CONFIG_BT_CTLR_ADV_SYNC_SET=3
CONFIG_BT_CTLR_ADV_SYNC_PDU_BACK2BACK=y
CONFIG_BT_CTLR_ADV_DATA_BUF_MAX=6

# Increase the below to receive interleaved advertising chains
CONFIG_BT_CTLR_SCAN_AUX_SET=1
# CONFIG_BT_CTLR_SCAN_AUX_USE_CHAINS=y
# CONFIG_BT_CTLR_SCAN_AUX_CHAIN_COUNT=1

CONFIG_BT_CTLR_ADV_RESERVE_MAX=n
CONFIG_BT_CTLR_ADV_ISO_RESERVE_MAX=y
CONFIG_BT_CTLR_SYNC_ISO_RESERVE_MAX=n
CONFIG_BT_CTLR_CENTRAL_RESERVE_MAX=n
CONFIG_BT_CTLR_PERIPHERAL_RESERVE_MAX=n
CONFIG_BT_CTLR_PERIPHERAL_ISO_RESERVE_MAX=n
CONFIG_BT_CTLR_EVENT_OVERHEAD_RESERVE_MAX=y
CONFIG_BT_CTLR_SLOT_RESERVATION_UPDATE=n
CONFIG_BT_CTLR_SCAN_UNRESERVED=y
CONFIG_BT_TICKER_NEXT_SLOT_GET_MATCH=y
CONFIG_BT_TICKER_EXT=y
CONFIG_BT_TICKER_EXT_SLOT_WINDOW_YIELD=y

# Control Procedure
CONFIG_BT_CTLR_LLCP_LOCAL_PROC_CTX_BUF_NUM=6

# ISO Broadcaster Controller
CONFIG_BT_CTLR_ADV_EXT=y
CONFIG_BT_CTLR_ADV_PERIODIC=y
CONFIG_BT_CTLR_SYNC_TRANSFER_SENDER=y
CONFIG_BT_CTLR_ADV_ISO=y
CONFIG_BT_CTLR_ADV_ISO_SET=1
CONFIG_BT_CTLR_ADV_ISO_STREAM_COUNT=2
CONFIG_BT_CTLR_ADV_ISO_STREAM_MAX=2
CONFIG_BT_CTLR_ADV_ISO_PDU_LEN_MAX=247

# ISO Receive Controller
CONFIG_BT_CTLR_ADV_EXT=y
CONFIG_BT_CTLR_SYNC_PERIODIC=y
CONFIG_BT_CTLR_SYNC_TRANSFER_RECEIVER=y
CONFIG_BT_CTLR_SYNC_ISO=y
CONFIG_BT_CTLR_SCAN_SYNC_ISO_SET=1
CONFIG_BT_CTLR_SYNC_ISO_STREAM_COUNT=2
CONFIG_BT_CTLR_SYNC_ISO_STREAM_MAX=2
CONFIG_BT_CTLR_SYNC_ISO_PDU_LEN_MAX=251

# ISO Connection Oriented
CONFIG_BT_CTLR_CENTRAL_ISO=y
CONFIG_BT_CTLR_PERIPHERAL_ISO=y
CONFIG_BT_CTLR_CONN_ISO_GROUPS=1
CONFIG_BT_CTLR_CONN_ISO_STREAMS=2
CONFIG_BT_CTLR_CONN_ISO_STREAMS_PER_GROUP=2
CONFIG_BT_CTLR_CONN_ISO_SDU_LEN_MAX=247
CONFIG_BT_CTLR_CONN_ISO_PDU_LEN_MAX=251
CONFIG_BT_CTLR_CONN_ISO_LOW_LATENCY_POLICY=y

# ISO Transmissions
CONFIG_BT_CTLR_ISOAL_SOURCES=2
CONFIG_BT_CTLR_ISO_TX_BUFFERS=8
CONFIG_BT_CTLR_ISO_TX_BUFFER_SIZE=255

# ISO Receptions
CONFIG_BT_CTLR_ISOAL_SINKS=2
CONFIG_BT_CTLR_ISO_RX_BUFFERS=8

# Tx Power Dynamic Control
CONFIG_BT_CTLR_TX_PWR_DYNAMIC_CONTROL=y

# Ignore HCI ISO data Tx sequence numbers
# CONFIG_BT_CTLR_ISOAL_PSN_IGNORE=y

# The hci_ipc image has a quite high RAM usage so we need to carefully
# tweak Mbed TLS parameters in order to build successfully:
# - use CSPRNG source as random source for PSA. This removes
#   requiement for legacy Mbed TLS entropy+ctr-drbg modules, which
#   saves RAM and ROM;
# - use ROM pre-computed tables for AES;
# - reduce the number of key slots to 3 in the PSA core. This is not a
#   huge limitation since PSA crypto is only used for AES-CMAC in hci_ipc.
CONFIG_MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG=y
CONFIG_MBEDTLS_AES_ROM_TABLES=y
CONFIG_MBEDTLS_PSA_KEY_SLOT_COUNT=3

# Reduce RAM footprint further otherwise the image won't fit in cpu_net.
CONFIG_BT_CTLR_ADV_ISO_SET=1
CONFIG_BT_CTLR_ADV_ISO_STREAM_COUNT=2