lubbock.h

arm的bootloader,适用于sa1100,xscale系列,支持tftp下载及串口操作

/*
 * lubbock.h: Lubbock specific defines
 */

#ifndef BLOB_ARCH_LUBBOCK_H
#define BLOB_ARCH_LUBBOCK_H

#include "blob/pxa.h"

/* the base address were BLOB is loaded by the first stage loader */
#define BLOB_ABS_BASE_ADDR	(0xA0000000)

/* where do various parts live in RAM */
#define BLOB_RAM_BASE		(0xA0100000)
#define KERNEL_RAM_BASE		(0xA0200000)
#define PARAM_RAM_BASE		(0xA0180000)
#define RAMDISK_RAM_BASE	(0xA0400000)

/* FIXME : Param/Ramdisk is not supported */

/* and where do they live in flash */
#define BLOB_FLASH_BASE		(0x00000000)
#define BLOB_FLASH_LEN		(256 * 1024)
#define PARAM_FLASH_BASE	(BLOB_FLASH_BASE + BLOB_FLASH_LEN)
// #define PARAM_FLASH_LEN		(256 * 1024)
#define PARAM_FLASH_LEN		(0)
//#define KERNEL_FLASH_BASE	(PARAM_FLASH_BASE + PARAM_FLASH_LEN)
#define KERNEL_FLASH_BASE	(0x40000)
#define KERNEL_FLASH_LEN	(1024 * 1024)
#define RAMDISK_FLASH_BASE	(KERNEL_FLASH_BASE + KERNEL_FLASH_LEN)
#define RAMDISK_FLASH_LEN	(4 * 1024 * 1024)


/* the position of the kernel boot parameters */
#define BOOT_PARAMS		(0xA0000100)


/* the size (in kbytes) to which the compressed ramdisk expands */
#define RAMDISK_SIZE		(8 * 1024)


/* CPU specific Area */

#define MEMC_BASE	0x48000000
#define SDRAM_BASE	0xA0000000
#define OSCR_BASE	0x40A00010
#define FPGA_REGS_BASE	0x08000000

#define MDCNFG_OFFSET	0x00
#define MDREFR_OFFSET	0x04
#define MSC0_OFFSET	0x08
#define MSC1_OFFSET	0x0C
#define MSC2_OFFSET	0x10
#define MECR_OFFSET	0x14
#define SXLCR_OFFSET	0x18
#define SXCNFG_OFFSET	0x1C
#define FLYCNFG_OFFSET	0x20
#define SXMRS_OFFSET	0x24
#define MCMEM0_OFFSET	0x28
#define MCMEM1_OFFSET	0x2C
#define MCATT0_OFFSET	0x30
#define MCATT1_OFFSET	0x34
#define MCIO0_OFFSET	0x38
#define MCIO1_OFFSET	0x3C
#define MDMRS_OFFSET	0x40
#define BOOT_DEF_OFFSET 0x44

#if ( defined(CPU_pxa250) || defined(CPU_pxa255) ) 

/* FPGA */
#define __LUB_REG(x)	(*(volatile unsigned long*)(x))
#define WHOAMI_OFFSET		0x00
#define HEX_LED_OFFSET		0x10
#define LED_BLANK_OFFSET 	0x40
#define CNFG_SW_OFFSET		0x50
#define USER_SW_OFFSET		0x60
#define MISC_WR_OFFSET		0x80

/* SDRAM */
#define MDCNFG_VAL	0x00001AC9
#define MDREFR_VAL	0x00018018 
#define MDMRS_VAL	0x00000000

/* Static Memory */
//#define MSC0_VAL	0x23F223F2
#define MSC0_VAL	0x23D223D2
#define MSC1_VAL	0x3FF1A441
#define MSC2_VAL	0x7FF17FF1

#elif (defined(CPU_pxa262) )  /* Dalhart B0 */

/* FPGA */
#define __LUB_REG(x)	(*(volatile unsigned long*)(x))
#define WHOAMI_OFFSET		0x00
#define HEX_LED_OFFSET		0x10
#define LED_BLANK_OFFSET 	0x40
#define CNFG_SW_OFFSET		0x50
#define USER_SW_OFFSET		0x60
#define MISC_WR_OFFSET		0x80

/* SDRAM */
#define MDCNFG_VAL	0x00001AC9
#define MDREFR_VAL	0x00018018 
#define MDMRS_VAL	0x00000000

/* Static Memory */
#define MSC0_VAL	0x24FA24FA
#define MSC1_VAL	0x3FF1A441
#define MSC2_VAL	0x7FF17FF1

#endif

/* GPIO settings */
#define GPSR0_VAL	0x00008000
#define GPSR1_VAL	0x00FC0382
#define GPSR2_VAL	0x0001FFFF

#define GPDR0_VAL	0x0060A800
#define GPDR1_VAL	0x00FF0382
#define GPDR2_VAL	0x0001C000

#define GPCR0_VAL	0x00000000
#define GPCR1_VAL	0x00000000
#define GPCR2_VAL	0x00000000

#define GAFR0_L_VAL	0x98400000
#define GAFR0_U_VAL	0x00002950
#define GAFR1_L_VAL	0x000A9558
#define GAFR1_U_VAL	0x0005AAAA
#define GAFR2_L_VAL	0xA0000000
#define GAFR2_U_VAL	0x00000002

/* PCMCIA and CF Interfaces */
#define MECR_VAL	0x00000000
#define MCMEM0_VAL	0x00010504
#define MCMEM1_VAL	0x00010504
#define MCATT0_VAL	0x00010504
#define MCATT1_VAL	0x00010504
#define MCIO0_VAL	0x00004715
#define MCIO1_VAL	0x00004715
/* Sync Static Memory */
#define SXCNFG_VAL	0x00000000
#define SXMRS_VAL	0x00000000	/* NOT USED */
#define SXLCR_VAL	0x00000000	/* NOT USED */
#define FLYCNFG_VAL	0x01FE01FE	/* NOT USED */


#define WHOAMI		__LUB_REG(FPGA_REGS_BASE+ WHOAMI_OFFSET)
#define HEX_LED 	__LUB_REG(FPGA_REGS_BASE+ HEX_LED_OFFSET)
#define LED_BLANK 	__LUB_REG(FPGA_REGS_BASE + LED_BLANK_OFFSET)
#define CNFG_SW		__LUB_REG(FPGA_REGS_BASE + CFNG_SW_OFFSET)
#define USER_SW		__LUB_REG(FPGA_REGS_BASE + USER_SW_OFFSET)
#define MISC_WR		__LUB_REG(FPGA_REGS_BASE + MISC_WR_OFFSET)

#endif