| # Copyright 2022-2023 NXP |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| menuconfig ETH_NXP_S32_NETC |
| bool "NXP S32 Ethernet Switch and Controller (NETC) driver" |
| default y |
| depends on (DT_HAS_NXP_S32_NETC_PSI_ENABLED || DT_HAS_NXP_S32_NETC_VSI_ENABLED) |
| select MBOX |
| select PINCTRL |
| select MDIO if DT_HAS_NXP_S32_NETC_PSI_ENABLED |
| select NOCACHE_MEMORY if ARCH_HAS_NOCACHE_MEMORY_SUPPORT |
| help |
| Enable Ethernet Switch and Controller (NETC) driver for NXP S32 SoCs. |
| |
| if ETH_NXP_S32_NETC |
| |
| config ETH_NXP_S32_RX_THREAD_PRIO |
| int "RX thread priority" |
| default 2 |
| help |
| RX thread priority. RX thread is a cooperative thread. |
| |
| config ETH_NXP_S32_RX_THREAD_STACK_SIZE |
| int "RX thread stack size" |
| default 1500 |
| help |
| RX thread stack size. |
| |
| config ETH_NXP_S32_RX_BUDGET |
| int "RX thread budget" |
| default 128 |
| range 1 1024 |
| help |
| The budget parameter places a limit on the amount of work the driver may |
| do in the RX thread before yielding the processor, in case there is more |
| work to do. This is to prevent the RX thread to starve other threads. Each |
| received frame counts as one unit of work. |
| |
| config ETH_NXP_S32_TX_RING_LEN |
| int "TX ring length" |
| default 64 |
| range 8 256 |
| help |
| Length of the TX ring. The value must be a multiple of 8. |
| |
| config ETH_NXP_S32_TX_RING_BUF_SIZE |
| int "TX ring data buffer size" |
| default 1536 |
| range 64 1536 |
| help |
| Size, in bytes, of the TX data buffer. The size must be big enough to |
| store one complete Ethernet frame, and be a multiple of 8. |
| |
| config ETH_NXP_S32_RX_RING_LEN |
| int "RX ring length" |
| default 64 |
| range 8 256 |
| help |
| Length of the RX ring. The value must be a multiple of 8. |
| |
| config ETH_NXP_S32_RX_RING_BUF_SIZE |
| int "RX ring data buffer size" |
| default 1536 |
| range 64 1536 |
| help |
| Size, in bytes, of the RX data buffer. The size must be big enough to |
| store one complete Ethernet frame, and be a multiple of 8. |
| |
| config ETH_NXP_S32_RX_IRQ_PACKET_THRESHOLD |
| int "RX interrupt coalescing packet threshold" |
| default 32 |
| range 1 511 |
| help |
| RX interrupt coalescing packet threshold. This values determines the |
| minimum number of packets received before raising an interrupt. |
| |
| config ETH_NXP_S32_RX_IRQ_TIMER_THRESHOLD |
| int "RX interrupt coalescing timer threshold" |
| default 60000 |
| range 1 $(UINT32_MAX) |
| help |
| RX interrupt coalescing timer threshold, in units of NETC clock cycles. |
| This value determines the maximum amount of time allowed between a first |
| received packet until RX interrupt coalescing packet threshold is reached. |
| If the timer expires before the threshold is reached, an interrupt is |
| raised. |
| |
| config ETH_NXP_S32_MAC_FILTER_TABLE_SIZE |
| int "MAC filter hash table size" |
| default 8 |
| range 8 128 |
| help |
| Maximum number of entries supported in the MAC filter hash table. |
| |
| config ETH_NXP_S32_VSI_INIT_PRIORITY |
| int |
| default 81 |
| help |
| VSI initialization priority. It must be bigger than PSI init priority |
| (CONFIG_ETH_INIT_PRIORITY) and lower than CONFIG_NET_INIT_PRIO, so |
| that it can start after the PSI but before the networking sub-system. |
| |
| endif # ETH_NXP_S32_NETC |
