Subversion Repositories openrisc

#ifndef _BOARD_H_

#define _BOARD_H_

#define IN_CLK                50000000 // Hz

//

// ROM bootloader

//

// Uncomment the appropriate bootloader define. This will effect the bootrom.S

// file, which is compiled and converted into Verilog for inclusion at 

// synthesis time. See bootloader/bootloader.S for details on each option.

#ifndef PRELOAD_RAM

#define BOOTROM_SPI_FLASH

//#define BOOTROM_GOTO_RESET

//#define BOOTROM_LOOP_AT_ZERO

//#define BOOTROM_LOOP_IN_ROM

#else

#define BOOTROM_GOTO_RESET

#endif

// Address bootloader should start from in FLASH

// Last 256KB of 2MB flash - offset 0x1c0000 (2MB-256KB)

#define BOOTROM_ADDR_BYTE2 0x1c

#define BOOTROM_ADDR_BYTE1 0x00

#define BOOTROM_ADDR_BYTE0 0x00

// Causes SPI bootloader to loop if SPI didn't give correct size of image

#define SPI_RETRY_IF_INSANE_SIZEWORD

//

// Defines for each core (memory map base, OR1200 interrupt line number, etc.)

//

#define SDRAM_BASE                 0x0

#define GPIO_0_BASE         0x91000000

#define UART0_BASE          0x90000000

#define UART0_IRQ                    2

#define UART0_BAUD_RATE         115200

#define SPI0_BASE           0xb0000000

#define SPI0_IRQ                     6

#define I2C_0_BASE          0xa0000000

#define I2C_0_IRQ                   10

#define I2C_1_BASE          0xa1000000

#define I2C_1_IRQ                   11

#define ETH0_BASE            0x92000000

#define ETH0_IRQ                      4

#define ETH_MACADDR0               0x00

#define ETH_MACADDR1               0x12

#define ETH_MACADDR2               0x34

#define ETH_MACADDR3               0x56

#define ETH_MACADDR4               0x78

#define ETH_MACADDR5               0x9a

//

// OR1200 tick timer period define

//

#define TICKS_PER_SEC   100

//

// UART driver configuration

// 

#define UART_NUM_CORES 1

#define UART_BASE_ADDRESSES_CSV UART0_BASE

#define UART_BAUD_RATES_CSV UART0_BAUD_RATE

#endif