1config STMMAC_ETH 2 tristate "STMicroelectronics 10/100/1000 Ethernet driver" 3 depends on HAS_IOMEM 4 select NET_CORE 5 select MII 6 select PHYLIB 7 select CRC32 8 ---help--- 9 This is the driver for the Ethernet IPs are built around a 10 Synopsys IP Core and only tested on the STMicroelectronics 11 platforms. 12 13if STMMAC_ETH 14 15config STMMAC_PLATFORM 16 tristate "STMMAC platform bus support" 17 depends on STMMAC_ETH 18 default y 19 ---help--- 20 This selects the platform specific bus support for 21 the stmmac device driver. This is the driver used 22 on many embedded STM platforms based on ARM and SuperH 23 processors. 24 If you have a controller with this interface, say Y or M here. 25 26 If unsure, say N. 27 28config STMMAC_PCI 29 tristate "STMMAC support on PCI bus (EXPERIMENTAL)" 30 depends on STMMAC_ETH && PCI && EXPERIMENTAL 31 ---help--- 32 This is to select the Synopsys DWMAC available on PCI devices, 33 if you have a controller with this interface, say Y or M here. 34 35 This PCI support is tested on XLINX XC2V3000 FF1152AMT0221 36 D1215994A VIRTEX FPGA board. 37 38 If unsure, say N. 39 40config STMMAC_DEBUG_FS 41 bool "Enable monitoring via sysFS " 42 default n 43 depends on STMMAC_ETH && DEBUG_FS 44 ---help--- 45 The stmmac entry in /sys reports DMA TX/RX rings 46 or (if supported) the HW cap register. 47 48config STMMAC_DA 49 bool "STMMAC DMA arbitration scheme" 50 default n 51 ---help--- 52 Selecting this option, rx has priority over Tx (only for Giga 53 Ethernet device). 54 By default, the DMA arbitration scheme is based on Round-robin 55 (rx:tx priority is 1:1). 56 57config STMMAC_TIMER 58 bool "STMMAC Timer optimisation" 59 default n 60 depends on RTC_HCTOSYS_DEVICE 61 ---help--- 62 Use an external timer for mitigating the number of network 63 interrupts. Currently, for SH architectures, it is possible 64 to use the TMU channel 2 and the SH-RTC device. 65 66choice 67 prompt "Select Timer device" 68 depends on STMMAC_TIMER 69 70config STMMAC_TMU_TIMER 71 bool "TMU channel 2" 72 depends on CPU_SH4 73 ---help--- 74 75config STMMAC_RTC_TIMER 76 bool "Real time clock" 77 depends on RTC_CLASS 78 ---help--- 79 80endchoice 81 82choice 83 prompt "Select the DMA TX/RX descriptor operating modes" 84 depends on STMMAC_ETH 85 ---help--- 86 This driver supports DMA descriptor to operate both in dual buffer 87 (RING) and linked-list(CHAINED) mode. In RING mode each descriptor 88 points to two data buffer pointers whereas in CHAINED mode they 89 points to only one data buffer pointer. 90 91config STMMAC_RING 92 bool "Enable Descriptor Ring Mode" 93 94config STMMAC_CHAINED 95 bool "Enable Descriptor Chained Mode" 96 97endchoice 98 99 100endif 101