103 lines
3.0 KiB
Plaintext
103 lines
3.0 KiB
Plaintext
# Copyright 2022-2023 NXP
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# SPDX-License-Identifier: Apache-2.0
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menuconfig ETH_NXP_S32_NETC
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bool "NXP S32 Ethernet Switch and Controller (NETC) driver"
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default y
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depends on (DT_HAS_NXP_S32_NETC_PSI_ENABLED || DT_HAS_NXP_S32_NETC_VSI_ENABLED)
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select MBOX
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select MDIO if DT_HAS_NXP_S32_NETC_PSI_ENABLED
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select NOCACHE_MEMORY if ARCH_HAS_NOCACHE_MEMORY_SUPPORT
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help
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Enable Ethernet Switch and Controller (NETC) driver for NXP S32 SoCs.
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if ETH_NXP_S32_NETC
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config ETH_NXP_S32_RX_THREAD_PRIO
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int "RX thread priority"
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default 2
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help
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RX thread priority. RX thread is a cooperative thread.
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config ETH_NXP_S32_RX_THREAD_STACK_SIZE
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int "RX thread stack size"
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default 1500
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help
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RX thread stack size.
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config ETH_NXP_S32_RX_BUDGET
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int "RX thread budget"
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default 128
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range 1 1024
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help
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The budget parameter places a limit on the amount of work the driver may
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do in the RX thread before yielding the processor, in case there is more
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work to do. This is to prevent the RX thread to starve other threads. Each
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received frame counts as one unit of work.
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config ETH_NXP_S32_TX_RING_LEN
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int "TX ring length"
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default 64
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range 8 256
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help
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Length of the TX ring. The value must be a multiple of 8.
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config ETH_NXP_S32_TX_RING_BUF_SIZE
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int "TX ring data buffer size"
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default 1536
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range 64 1536
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help
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Size, in bytes, of the TX data buffer. The size must be big enough to
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store one complete Ethernet frame, and be a multiple of 8.
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config ETH_NXP_S32_RX_RING_LEN
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int "RX ring length"
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default 64
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range 8 256
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help
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Length of the RX ring. The value must be a multiple of 8.
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config ETH_NXP_S32_RX_RING_BUF_SIZE
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int "RX ring data buffer size"
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default 1536
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range 64 1536
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help
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Size, in bytes, of the RX data buffer. The size must be big enough to
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store one complete Ethernet frame, and be a multiple of 8.
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config ETH_NXP_S32_RX_IRQ_PACKET_THRESHOLD
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int "RX interrupt coalescing packet threshold"
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default 32
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range 1 511
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help
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RX interrupt coalescing packet threshold. This values determines the
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minimum number of packets received before raising an interrupt.
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config ETH_NXP_S32_RX_IRQ_TIMER_THRESHOLD
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int "RX interrupt coalescing timer threshold"
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default 60000
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range 1 4294967295
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help
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RX interrupt coalescing timer threshold, in units of NETC clock cycles.
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This value determines the maximum amount of time allowed between a first
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received packet until RX interrupt coalescing packet threshold is reached.
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If the timer expires before the threshold is reached, an interrupt is
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raised.
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config ETH_NXP_S32_MAC_FILTER_TABLE_SIZE
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int "MAC filter hash table size"
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default 8
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range 8 128
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help
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Maximum number of entries supported in the MAC filter hash table.
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config ETH_NXP_S32_VSI_INIT_PRIORITY
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int
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default 81
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help
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VSI initialization priority. It must be bigger than PSI init priority
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(CONFIG_ETH_INIT_PRIORITY) and lower than CONFIG_NET_INIT_PRIO, so
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that it can start after the PSI but before the networking sub-system.
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endif # ETH_NXP_S32_NETC
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