platform.h

Uboot源码,非常通用的bootloader.适用于各种平台的Linux系统引导.

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307	 USA
 */
#ifndef __address_h
#define __address_h			1

#define KS8695_SDRAM_START	    0x00000000
#define KS8695_SDRAM_SIZE	    0x01000000
#define KS8695_MEM_SIZE		    KS8695_SDRAM_SIZE
#define KS8695_MEM_START	    KS8695_SDRAM_START

#define KS8695_PCMCIA_IO_BASE	    0x03800000
#define KS8695_PCMCIA_IO_SIZE	    0x00040000

#define KS8695_IO_BASE		    0x03FF0000
#define KS8695_IO_SIZE		    0x00010000

#define KS8695_SYSTEN_CONFIG	    0x00
#define KS8695_SYSTEN_BUS_CLOCK	    0x04

#define KS8695_FLASH_START	    0x02800000
#define KS8695_FLASH_SIZE	    0x00400000

/*i/o control registers offset difinitions*/
#define KS8695_IO_CTRL0		    0x4000
#define KS8695_IO_CTRL1		    0x4004
#define KS8695_IO_CTRL2		    0x4008
#define KS8695_IO_CTRL3		    0x400C

/*memory control registers offset difinitions*/
#define KS8695_MEM_CTRL0	    0x4010
#define KS8695_MEM_CTRL1	    0x4014
#define KS8695_MEM_CTRL2	    0x4018
#define KS8695_MEM_CTRL3	    0x401C
#define KS8695_MEM_GENERAL	    0x4020
#define KS8695_SDRAM_CTRL0	    0x4030
#define KS8695_SDRAM_CTRL1	    0x4034
#define KS8695_SDRAM_GENERAL	    0x4038
#define KS8695_SDRAM_BUFFER	    0x403C
#define KS8695_SDRAM_REFRESH	    0x4040

/*WAN control registers offset difinitions*/
#define KS8695_WAN_DMA_TX	    0x6000
#define KS8695_WAN_DMA_RX	    0x6004
#define KS8695_WAN_DMA_TX_START	    0x6008
#define KS8695_WAN_DMA_RX_START	    0x600C
#define KS8695_WAN_TX_LIST	    0x6010
#define KS8695_WAN_RX_LIST	    0x6014
#define KS8695_WAN_MAC_LOW	    0x6018
#define KS8695_WAN_MAC_HIGH	    0x601C
#define KS8695_WAN_MAC_ELOW	    0x6080
#define KS8695_WAN_MAC_EHIGH	    0x6084

/*LAN control registers offset difinitions*/
#define KS8695_LAN_DMA_TX	    0x8000
#define KS8695_LAN_DMA_RX	    0x8004
#define KS8695_LAN_DMA_TX_START	    0x8008
#define KS8695_LAN_DMA_RX_START	    0x800C
#define KS8695_LAN_TX_LIST	    0x8010
#define KS8695_LAN_RX_LIST	    0x8014
#define KS8695_LAN_MAC_LOW	    0x8018
#define KS8695_LAN_MAC_HIGH	    0x801C
#define KS8695_LAN_MAC_ELOW	    0X8080
#define KS8695_LAN_MAC_EHIGH	    0X8084

/*HPNA control registers offset difinitions*/
#define KS8695_HPNA_DMA_TX	    0xA000
#define KS8695_HPNA_DMA_RX	    0xA004
#define KS8695_HPNA_DMA_TX_START    0xA008
#define KS8695_HPNA_DMA_RX_START    0xA00C
#define KS8695_HPNA_TX_LIST	    0xA010
#define KS8695_HPNA_RX_LIST	    0xA014
#define KS8695_HPNA_MAC_LOW	    0xA018
#define KS8695_HPNA_MAC_HIGH	    0xA01C
#define KS8695_HPNA_MAC_ELOW	    0xA080
#define KS8695_HPNA_MAC_EHIGH	    0xA084

/*UART control registers offset difinitions*/
#define KS8695_UART_RX_BUFFER	    0xE000
#define KS8695_UART_TX_HOLDING	    0xE004

#define KS8695_UART_FIFO_CTRL	    0xE008
#define KS8695_UART_FIFO_TRIG01	    0x00
#define KS8695_UART_FIFO_TRIG04	    0x80
#define KS8695_UART_FIFO_TXRST	    0x03
#define KS8695_UART_FIFO_RXRST	    0x02
#define KS8695_UART_FIFO_FEN	    0x01

#define KS8695_UART_LINE_CTRL	    0xE00C
#define KS8695_UART_LINEC_BRK	    0x40
#define KS8695_UART_LINEC_EPS	    0x10
#define KS8695_UART_LINEC_PEN	    0x08
#define KS8695_UART_LINEC_STP2	    0x04
#define KS8695_UART_LINEC_WLEN8	    0x03
#define KS8695_UART_LINEC_WLEN7	    0x02
#define KS8695_UART_LINEC_WLEN6	    0x01
#define KS8695_UART_LINEC_WLEN5	    0x00

#define KS8695_UART_MODEM_CTRL	    0xE010
#define KS8695_UART_MODEMC_RTS	    0x02
#define KS8695_UART_MODEMC_DTR	    0x01

#define KS8695_UART_LINE_STATUS	    0xE014
#define KS8695_UART_LINES_TXFE	    0x20
#define KS8695_UART_LINES_BE	    0x10
#define KS8695_UART_LINES_FE	    0x08
#define KS8695_UART_LINES_PE	    0x04
#define KS8695_UART_LINES_OE	    0x02
#define KS8695_UART_LINES_RXFE	    0x01
#define KS8695_UART_LINES_ANY	    (KS8695_UART_LINES_OE|KS8695_UART_LINES_BE|KS8695_UART_LINES_PE|KS8695_UART_LINES_FE)

#define KS8695_UART_MODEM_STATUS    0xE018
#define KS8695_UART_MODEM_DCD	    0x80
#define KS8695_UART_MODEM_DSR	    0x20
#define KS8695_UART_MODEM_CTS	    0x10
#define KS8695_UART_MODEM_DDCD	    0x08
#define KS8695_UART_MODEM_DDSR	    0x02
#define KS8695_UART_MODEM_DCTS	    0x01
#define UART8695_MODEM_ANY	    0xFF

#define KS8695_UART_DIVISOR	    0xE01C
#define KS8695_UART_STATUS	    0xE020

/*Interrupt controlller registers offset difinitions*/
#define KS8695_INT_CONTL	    0xE200
#define KS8695_INT_ENABLE	    0xE204
#define KS8695_INT_ENABLE_MODEM	    0x0800
#define KS8695_INT_ENABLE_ERR	    0x0400
#define KS8695_INT_ENABLE_RX	    0x0200
#define KS8695_INT_ENABLE_TX	    0x0100

#define KS8695_INT_STATUS	    0xE208
#define KS8695_INT_WAN_PRIORITY	    0xE20C
#define KS8695_INT_HPNA_PRIORITY    0xE210
#define KS8695_INT_LAN_PRIORITY	    0xE214
#define KS8695_INT_TIMER_PRIORITY   0xE218
#define KS8695_INT_UART_PRIORITY    0xE21C
#define KS8695_INT_EXT_PRIORITY	    0xE220
#define KS8695_INT_CHAN_PRIORITY    0xE224
#define KS8695_INT_BUSERROR_PRO	    0xE228
#define KS8695_INT_MASK_STATUS	    0xE22C
#define KS8695_FIQ_PEND_PRIORITY    0xE230
#define KS8695_IRQ_PEND_PRIORITY    0xE234

/*timer registers offset difinitions*/
#define KS8695_TIMER_CTRL	    0xE400
#define KS8695_TIMER1		    0xE404
#define KS8695_TIMER0		    0xE408
#define KS8695_TIMER1_PCOUNT	    0xE40C
#define KS8695_TIMER0_PCOUNT	    0xE410

/*GPIO registers offset difinitions*/
#define KS8695_GPIO_MODE	    0xE600
#define KS8695_GPIO_CTRL	    0xE604
#define KS8695_GPIO_DATA	    0xE608

/*SWITCH registers offset difinitions*/
#define KS8695_SWITCH_CTRL0	    0xE800
#define KS8695_SWITCH_CTRL1	    0xE804
#define KS8695_SWITCH_PORT1	    0xE808
#define KS8695_SWITCH_PORT2	    0xE80C
#define KS8695_SWITCH_PORT3	    0xE810
#define KS8695_SWITCH_PORT4	    0xE814
#define KS8695_SWITCH_PORT5	    0xE818
#define KS8695_SWITCH_AUTO0	    0xE81C
#define KS8695_SWITCH_AUTO1	    0xE820
#define KS8695_SWITCH_LUE_CTRL	    0xE824
#define KS8695_SWITCH_LUE_HIGH	    0xE828
#define KS8695_SWITCH_LUE_LOW	    0xE82C
#define KS8695_SWITCH_ADVANCED	    0xE830

#define KS8695_SWITCH_LPPM12	    0xE874
#define KS8695_SWITCH_LPPM34	    0xE878

/*host communication registers difinitions*/
#define KS8695_DSCP_HIGH	    0xE834
#define KS8695_DSCP_LOW		    0xE838
#define KS8695_SWITCH_MAC_HIGH	    0xE83C
#define KS8695_SWITCH_MAC_LOW	    0xE840

/*miscellaneours registers difinitions*/
#define KS8695_MANAGE_COUNTER	    0xE844
#define KS8695_MANAGE_DATA	    0xE848
#define KS8695_LAN12_POWERMAGR	    0xE84C
#define KS8695_LAN34_POWERMAGR	    0xE850

#define KS8695_DEVICE_ID	    0xEA00
#define KS8695_REVISION_ID	    0xEA04

#define KS8695_MISC_CONTROL	    0xEA08
#define KS8695_WAN_CONTROL	    0xEA0C
#define KS8695_WAN_POWERMAGR	    0xEA10
#define KS8695_WAN_PHY_CONTROL	    0xEA14
#define KS8695_WAN_PHY_STATUS	    0xEA18

/* bus clock definitions*/
#define KS8695_BUS_CLOCK_125MHZ	    0x0
#define KS8695_BUS_CLOCK_100MHZ	    0x1
#define KS8695_BUS_CLOCK_62MHZ	    0x2
#define KS8695_BUS_CLOCK_50MHZ	    0x3
#define KS8695_BUS_CLOCK_41MHZ	    0x4
#define KS8695_BUS_CLOCK_33MHZ	    0x5
#define KS8695_BUS_CLOCK_31MHZ	    0x6
#define KS8695_BUS_CLOCK_25MHZ	    0x7

/* -------------------------------------------------------------------------------
 *  definations for IRQ
 * -------------------------------------------------------------------------------*/

#define KS8695_INT_EXT_INT0		       2
#define KS8695_INT_EXT_INT1		       3
#define KS8695_INT_EXT_INT2		       4
#define KS8695_INT_EXT_INT3		       5
#define KS8695_INT_TIMERINT0		       6
#define KS8695_INT_TIMERINT1		       7
#define KS8695_INT_UART_TX		       8
#define KS8695_INT_UART_RX		       9
#define KS8695_INT_UART_LINE_ERR	       10
#define KS8695_INT_UART_MODEMS		       11
#define KS8695_INT_LAN_STOP_RX		       12
#define KS8695_INT_LAN_STOP_TX		       13
#define KS8695_INT_LAN_BUF_RX_STATUS	       14
#define KS8695_INT_LAN_BUF_TX_STATUS	       15
#define KS8695_INT_LAN_RX_STATUS	       16
#define KS8695_INT_LAN_TX_STATUS	       17
#define KS8695_INT_HPAN_STOP_RX		       18
#define KS8695_INT_HPNA_STOP_TX		       19
#define KS8695_INT_HPNA_BUF_RX_STATUS	       20
#define KS8695_INT_HPNA_BUF_TX_STATUS	       21
#define KS8695_INT_HPNA_RX_STATUS	       22
#define KS8695_INT_HPNA_TX_STATUS	       23
#define KS8695_INT_BUS_ERROR		       24
#define KS8695_INT_WAN_STOP_RX		       25
#define KS8695_INT_WAN_STOP_TX		       26
#define KS8695_INT_WAN_BUF_RX_STATUS	       27
#define KS8695_INT_WAN_BUF_TX_STATUS	       28
#define KS8695_INT_WAN_RX_STATUS	       29
#define KS8695_INT_WAN_TX_STATUS	       30

#define KS8695_INT_UART			       KS8695_INT_UART_TX

/* -------------------------------------------------------------------------------
 *  Interrupt bit positions
 *
 * -------------------------------------------------------------------------------
 */

#define KS8695_INTMASK_EXT_INT0		       ( 1 << KS8695_INT_EXT_INT0 )
#define KS8695_INTMASK_EXT_INT1		       ( 1 << KS8695_INT_EXT_INT1 )
#define KS8695_INTMASK_EXT_INT2		       ( 1 << KS8695_INT_EXT_INT2 )
#define KS8695_INTMASK_EXT_INT3		       ( 1 << KS8695_INT_EXT_INT3 )
#define KS8695_INTMASK_TIMERINT0	       ( 1 << KS8695_INT_TIMERINT0 )
#define KS8695_INTMASK_TIMERINT1	       ( 1 << KS8695_INT_TIMERINT1 )
#define KS8695_INTMASK_UART_TX		       ( 1 << KS8695_INT_UART_TX  )
#define KS8695_INTMASK_UART_RX		       ( 1 << KS8695_INT_UART_RX  )
#define KS8695_INTMASK_UART_LINE_ERR	       ( 1 << KS8695_INT_UART_LINE_ERR )
#define KS8695_INTMASK_UART_MODEMS	       ( 1 << KS8695_INT_UART_MODEMS )
#define KS8695_INTMASK_LAN_STOP_RX	       ( 1 << KS8695_INT_LAN_STOP_RX )
#define KS8695_INTMASK_LAN_STOP_TX	       ( 1 << KS8695_INT_LAN_STOP_TX )
#define KS8695_INTMASK_LAN_BUF_RX_STATUS       ( 1 << KS8695_INT_LAN_BUF_RX_STATUS )
#define KS8695_INTMASK_LAN_BUF_TX_STATUS       ( 1 << KS8695_INT_LAN_BUF_TX_STATUS )
#define KS8695_INTMASK_LAN_RX_STATUS	       ( 1 << KS8695_INT_LAN_RX_STATUS )
#define KS8695_INTMASK_LAN_TX_STATUS	       ( 1 << KS8695_INT_LAN_RX_STATUS )
#define KS8695_INTMASK_HPAN_STOP_RX	       ( 1 << KS8695_INT_HPAN_STOP_RX )
#define KS8695_INTMASK_HPNA_STOP_TX	       ( 1 << KS8695_INT_HPNA_STOP_TX )
#define KS8695_INTMASK_HPNA_BUF_RX_STATUS      ( 1 << KS8695_INT_HPNA_BUF_RX_STATUS )
#define KS8695_INTMAKS_HPNA_BUF_TX_STATUS      ( 1 << KS8695_INT_HPNA_BUF_TX_STATUS
#define KS8695_INTMASK_HPNA_RX_STATUS	       ( 1 << KS8695_INT_HPNA_RX_STATUS )
#define KS8695_INTMASK_HPNA_TX_STATUS	       ( 1 << KS8695_INT_HPNA_TX_STATUS )
#define KS8695_INTMASK_BUS_ERROR	       ( 1 << KS8695_INT_BUS_ERROR )
#define KS8695_INTMASK_WAN_STOP_RX	       ( 1 << KS8695_INT_WAN_STOP_RX )
#define KS8695_INTMASK_WAN_STOP_TX	       ( 1 << KS8695_INT_WAN_STOP_TX )
#define KS8695_INTMASK_WAN_BUF_RX_STATUS       ( 1 << KS8695_INT_WAN_BUF_RX_STATUS )
#define KS8695_INTMASK_WAN_BUF_TX_STATUS       ( 1 << KS8695_INT_WAN_BUF_TX_STATUS )
#define KS8695_INTMASK_WAN_RX_STATUS	       ( 1 << KS8695_INT_WAN_RX_STATUS )
#define KS8695_INTMASK_WAN_TX_STATUS	       ( 1 << KS8695_INT_WAN_TX_STATUS )

#define KS8695_SC_VALID_INT		       0xFFFFFFFF
#define MAXIRQNUM			       31

/*
 *  Timer definitions
 *
 *  Use timer 1 & 2
 *  (both run at 25MHz).
 *
 */
#define TICKS_PER_uSEC			25
#define mSEC_1				1000
#define mSEC_10				(mSEC_1 * 10)

#endif

/*	END */