Subversion Repositories openrisc

#ifndef _BOARD_H_
#define _BOARD_H_
 
#define IN_CLK  	      25000000 // Hz
//#define IN_CLK  	      50000000 // Hz
//#define IN_CLK  	      66666667 // 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
 
// For now just go to reset on board reset
#define BOOTROM_GOTO_RESET
 
#endif
 
// Address bootloader should start from in FLASH
// Last 256KB of 8MB flash - offset 0x7c0000 (8MB-256KB)
#define BOOTROM_ADDR_BYTE2 0x7c
#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 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
 
 
// 
// i2c_master_slave core driver configuration
//
 
#define I2C_MASTER_SLAVE_NUM_CORES 1
 
#define I2C_MASTER_SLAVE_BASE_ADDRESSES_CSV		\
	I2C_0_BASE
 
 
#endif