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- config STMMAC_ETH
- tristate "STMicroelectronics 10/100/1000 Ethernet driver"
- depends on HAS_IOMEM
- select NET_CORE
- select MII
- select PHYLIB
- select CRC32
- ---help---
- This is the driver for the Ethernet IPs are built around a
- Synopsys IP Core and only tested on the STMicroelectronics
- platforms.
- if STMMAC_ETH
- config STMMAC_DEBUG_FS
- bool "Enable monitoring via sysFS "
- default n
- depends on STMMAC_ETH && DEBUG_FS
- -- help
- The stmmac entry in /sys reports DMA TX/RX rings
- or (if supported) the HW cap register.
- config STMMAC_DA
- bool "STMMAC DMA arbitration scheme"
- default n
- ---help---
- Selecting this option, rx has priority over Tx (only for Giga
- Ethernet device).
- By default, the DMA arbitration scheme is based on Round-robin
- (rx:tx priority is 1:1).
- config STMMAC_DUAL_MAC
- bool "STMMAC: dual mac support (EXPERIMENTAL)"
- default n
- depends on EXPERIMENTAL && STMMAC_ETH && !STMMAC_TIMER
- ---help---
- Some ST SoCs (for example the stx7141 and stx7200c2) have two
- Ethernet Controllers. This option turns on the second Ethernet
- device on this kind of platforms.
- config STMMAC_TIMER
- bool "STMMAC Timer optimisation"
- default n
- depends on RTC_HCTOSYS_DEVICE
- ---help---
- Use an external timer for mitigating the number of network
- interrupts. Currently, for SH architectures, it is possible
- to use the TMU channel 2 and the SH-RTC device.
- choice
- prompt "Select Timer device"
- depends on STMMAC_TIMER
- config STMMAC_TMU_TIMER
- bool "TMU channel 2"
- depends on CPU_SH4
- ---help---
- config STMMAC_RTC_TIMER
- bool "Real time clock"
- depends on RTC_CLASS
- ---help---
- endchoice
- choice
- prompt "Select the DMA TX/RX descriptor operating modes"
- depends on STMMAC_ETH
- ---help---
- This driver supports DMA descriptor to operate both in dual buffer
- (RING) and linked-list(CHAINED) mode. In RING mode each descriptor
- points to two data buffer pointers whereas in CHAINED mode they
- points to only one data buffer pointer.
- config STMMAC_RING
- bool "Enable Descriptor Ring Mode"
- config STMMAC_CHAINED
- bool "Enable Descriptor Chained Mode"
- endchoice
- endif
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