| rom: Memory.MappedMemory @ sysbus 0x00000000 |
| size: 0x0000b000 |
| |
| sram: Memory.MappedMemory @ sysbus 0x01000000 |
| size: 0x00002000 |
| |
| main_ram: Memory.MappedMemory @ sysbus 0x40000000 |
| size: 0x10000000 |
| |
| uart: UART.LiteX_UART @ sysbus 0x82002000 |
| -> cpu@0 |
| |
| eth: Network.LiteX_Ethernet_CSR32 @ { |
| sysbus 0x82004800; |
| |
| sysbus new Bus.BusMultiRegistration { address: 0x80000000; size: 0x2000; region: "buffer" }; |
| |
| sysbus new Bus.BusMultiRegistration { address: 0x82004000; size: 0x800; region: "phy" } |
| } |
| -> cpu@2 |
| |
| phy: Network.EthernetPhysicalLayer @ eth 0 |
| VendorSpecific1: 0x4400 // MDIO status: 100Mbps + link up |
| |
| spi: SPI.LiteX_SPI_Flash @ { |
| sysbus 0x60005000; |
| sysbus 0xe0005000 |
| } |
| |
| flash: SPI.Micron_MT25Q @ spi |
| underlyingMemory: flash_mem |
| |
| flash_mem: Memory.MappedMemory @ { |
| sysbus 0x20000000; |
| sysbus 0xA0000000 // shadow |
| } |
| size: 0x02000000 |
| |
| cpu: CPU.VexRiscv @ sysbus |
| cpuType: "rv32imac_zicsr" |
| privilegedArchitecture: PrivilegedArchitecture.Priv1_10 |
| |
| timer0: Timers.LiteX_Timer_CSR32 @ sysbus 0x82002800 |
| frequency: 100000000 |
| -> cpu@1 |
| |
| cas: GPIOPort.LiteX_ControlAndStatus @ { |
| sysbus 0x60006800; |
| sysbus 0xe0006800 // shadow |
| } |
| |
| 0 -> led0@0 |
| 1 -> led1@0 |
| 2 -> led2@0 |
| 3 -> led3@0 |
| |
| // leds are in range 0-31 |
| led0: Miscellaneous.LED @ cas 0 |
| led1: Miscellaneous.LED @ cas 1 |
| led2: Miscellaneous.LED @ cas 2 |
| led3: Miscellaneous.LED @ cas 3 |
| |
| // switches are in range 32-63 |
| switch0: Miscellaneous.Button @ cas 32 |
| -> cas@32 |
| switch1: Miscellaneous.Button @ cas 33 |
| -> cas@33 |
| switch2: Miscellaneous.Button @ cas 34 |
| -> cas@34 |
| switch3: Miscellaneous.Button @ cas 35 |
| -> cas@35 |
| |
| // buttons are in range 64-95 |
| button0: Miscellaneous.Button @ cas 64 |
| -> cas@64 |
| button1: Miscellaneous.Button @ cas 65 |
| -> cas@65 |
| button2: Miscellaneous.Button @ cas 66 |
| -> cas@66 |
| button3: Miscellaneous.Button @ cas 67 |
| -> cas@67 |
| |
| sysbus: |
| init: |
| Tag <0x82000000 0x1000> "CSR_CTRL_BASE" |
| Tag <0x82001000 0x0800> "CSR_IDENTIFIER_MEM_BASE" |
| Tag <0x82001800 0x0200> "CSR_UART_PHY_BASE" |
| Tag <0x82002000 0x0800> "CSR_UART_BASE" |
| Tag <0x82002800 0x0200> "CSR_TIMER0_BASE" |
| Tag <0x82003000 0x0800> "CSR_DDRPHY_BASE" |
| Tag <0x82003800 0x0800> "CSR_SDRAM_BASE" |
| Tag <0x82004000 0x0800> "CSR_ETHPHY_BASE" |
| Tag <0x82004800 0x0800> "CSR_ETHMAC_BASE" |
| Tag <0x82005000 0x0100> "CSR_LEDS_BASE" |
