sbc8349.h

u-boot1.3德国DENX小组开发的用于多种嵌入式CPU的bootloader

#define PCI_64BIT
#define PCI_ONE_PCI1
#if defined(PCI_64BIT)
#undef PCI_ALL_PCI1
#undef PCI_TWO_PCI1
#undef PCI_ONE_PCI1
#endif

#define CONFIG_NET_MULTI
#define CONFIG_PCI_PNP		/* do pci plug-and-play */

#undef CONFIG_EEPRO100
#undef CONFIG_TULIP

#if !defined(CONFIG_PCI_PNP)
	#define PCI_ENET0_IOADDR	0xFIXME
	#define PCI_ENET0_MEMADDR	0xFIXME
	#define PCI_IDSEL_NUMBER	0xFIXME
#endif

#undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
#define CFG_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */

#endif	/* CONFIG_PCI */

/*
 * TSEC configuration
 */
#define CONFIG_TSEC_ENET		/* TSEC ethernet support */

#if defined(CONFIG_TSEC_ENET)
#ifndef CONFIG_NET_MULTI
#define CONFIG_NET_MULTI	1
#endif

#define CONFIG_TSEC1	1
#define CONFIG_TSEC1_NAME	"TSEC0"
#define CONFIG_TSEC2	1
#define CONFIG_TSEC2_NAME	"TSEC1"
#define CONFIG_PHY_BCM5421S	1
#define TSEC1_PHY_ADDR		0x19
#define TSEC2_PHY_ADDR		0x1a
#define TSEC1_PHYIDX		0
#define TSEC2_PHYIDX		0
#define TSEC1_FLAGS		TSEC_GIGABIT
#define TSEC2_FLAGS		TSEC_GIGABIT

/* Options are: TSEC[0-1] */
#define CONFIG_ETHPRIME		"TSEC0"

#endif	/* CONFIG_TSEC_ENET */

/*
 * Environment
 */
#ifndef CFG_RAMBOOT
	#define CFG_ENV_IS_IN_FLASH	1
	#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
	#define CFG_ENV_SECT_SIZE	0x20000	/* 128K(one sector) for env */
	#define CFG_ENV_SIZE		0x2000

/* Address and size of Redundant Environment Sector	*/
#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR + CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)

#else
	#define CFG_NO_FLASH		1	/* Flash is not usable now */
	#define CFG_ENV_IS_NOWHERE	1	/* Store ENV in memory only */
	#define CFG_ENV_ADDR		(CFG_MONITOR_BASE - 0x1000)
	#define CFG_ENV_SIZE		0x2000
#endif

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING

#if defined(CONFIG_PCI)
    #define CONFG_CMD_PCI
#endif

#if defined(CFG_RAMBOOT)
    #undef CONFIG_CMD_ENV
    #undef CONFIG_CMD_LOADS
#endif


#undef CONFIG_WATCHDOG			/* watchdog disabled */

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP			/* undef to save memory */
#define CFG_LOAD_ADDR	0x2000000	/* default load address */
#define CFG_PROMPT	"=> "		/* Monitor Command Prompt */

#if defined(CONFIG_CMD_KGDB)
	#define CFG_CBSIZE	1024		/* Console I/O Buffer Size */
#else
	#define CFG_CBSIZE	256		/* Console I/O Buffer Size */
#endif

#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS	16		/* max number of command args */
#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size */
#define CFG_HZ		1000		/* decrementer freq: 1ms ticks */

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 8 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CFG_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/

/* Cache Configuration */
#define CFG_DCACHE_SIZE		32768
#define CFG_CACHELINE_SIZE	32
#if defined(CONFIG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
#endif

#define CFG_RCWH_PCIHOST 0x80000000 /* PCIHOST  */

#if 1 /*528/264*/
#define CFG_HRCW_LOW (\
	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
	HRCWL_DDR_TO_SCB_CLK_1X1 |\
	HRCWL_CSB_TO_CLKIN |\
	HRCWL_VCO_1X2 |\
	HRCWL_CORE_TO_CSB_2X1)
#elif 0 /*396/132*/
#define CFG_HRCW_LOW (\
	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
	HRCWL_DDR_TO_SCB_CLK_1X1 |\
	HRCWL_CSB_TO_CLKIN |\
	HRCWL_VCO_1X4 |\
	HRCWL_CORE_TO_CSB_3X1)
#elif 0 /*264/132*/
#define CFG_HRCW_LOW (\
	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
	HRCWL_DDR_TO_SCB_CLK_1X1 |\
	HRCWL_CSB_TO_CLKIN |\
	HRCWL_VCO_1X4 |\
	HRCWL_CORE_TO_CSB_2X1)
#elif 0 /*132/132*/
#define CFG_HRCW_LOW (\
	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
	HRCWL_DDR_TO_SCB_CLK_1X1 |\
	HRCWL_CSB_TO_CLKIN |\
	HRCWL_VCO_1X4 |\
	HRCWL_CORE_TO_CSB_1X1)
#elif 0 /*264/264 */
#define CFG_HRCW_LOW (\
	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
	HRCWL_DDR_TO_SCB_CLK_1X1 |\
	HRCWL_CSB_TO_CLKIN |\
	HRCWL_VCO_1X4 |\
	HRCWL_CORE_TO_CSB_1X1)
#endif

#if defined(PCI_64BIT)
#define CFG_HRCW_HIGH (\
	HRCWH_PCI_HOST |\
	HRCWH_64_BIT_PCI |\
	HRCWH_PCI1_ARBITER_ENABLE |\
	HRCWH_PCI2_ARBITER_DISABLE |\
	HRCWH_CORE_ENABLE |\
	HRCWH_FROM_0X00000100 |\
	HRCWH_BOOTSEQ_DISABLE |\
	HRCWH_SW_WATCHDOG_DISABLE |\
	HRCWH_ROM_LOC_LOCAL_16BIT |\
	HRCWH_TSEC1M_IN_GMII |\
	HRCWH_TSEC2M_IN_GMII )
#else
#define CFG_HRCW_HIGH (\
	HRCWH_PCI_HOST |\
	HRCWH_32_BIT_PCI |\
	HRCWH_PCI1_ARBITER_ENABLE |\
	HRCWH_PCI2_ARBITER_ENABLE |\
	HRCWH_CORE_ENABLE |\
	HRCWH_FROM_0X00000100 |\
	HRCWH_BOOTSEQ_DISABLE |\
	HRCWH_SW_WATCHDOG_DISABLE |\
	HRCWH_ROM_LOC_LOCAL_16BIT |\
	HRCWH_TSEC1M_IN_GMII |\
	HRCWH_TSEC2M_IN_GMII )
#endif

/* System IO Config */
#define CFG_SICRH SICRH_TSOBI1
#define CFG_SICRL SICRL_LDP_A

#define CFG_HID0_INIT	0x000000000
#define CFG_HID0_FINAL	HID0_ENABLE_MACHINE_CHECK

/* #define CFG_HID0_FINAL		(\
	HID0_ENABLE_INSTRUCTION_CACHE |\
	HID0_ENABLE_M_BIT |\
	HID0_ENABLE_ADDRESS_BROADCAST ) */


#define CFG_HID2 HID2_HBE

/* DDR @ 0x00000000 */
#define CFG_IBAT0L	(CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CFG_IBAT0U	(CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)

/* PCI @ 0x80000000 */
#ifdef CONFIG_PCI
#define CFG_IBAT1L	(CFG_PCI1_MEM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CFG_IBAT1U	(CFG_PCI1_MEM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
#define CFG_IBAT2L	(CFG_PCI1_MMIO_BASE | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
#define CFG_IBAT2U	(CFG_PCI1_MMIO_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
#else
#define CFG_IBAT1L	(0)
#define CFG_IBAT1U	(0)
#define CFG_IBAT2L	(0)
#define CFG_IBAT2U	(0)
#endif

#ifdef CONFIG_MPC83XX_PCI2
#define CFG_IBAT3L	(CFG_PCI2_MEM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CFG_IBAT3U	(CFG_PCI2_MEM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
#define CFG_IBAT4L	(CFG_PCI2_MMIO_BASE | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
#define CFG_IBAT4U	(CFG_PCI2_MMIO_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
#else
#define CFG_IBAT3L	(0)
#define CFG_IBAT3U	(0)
#define CFG_IBAT4L	(0)
#define CFG_IBAT4U	(0)
#endif

/* IMMRBAR @ 0xE0000000, PCI IO @ 0xE2000000 */
#define CFG_IBAT5L	(CFG_IMMR | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
#define CFG_IBAT5U	(CFG_IMMR | BATU_BL_256M | BATU_VS | BATU_VP)

/* SDRAM @ 0xF0000000, stack in DCACHE 0xFDF00000 & FLASH @ 0xFE000000 */
#define CFG_IBAT6L	(0xF0000000 | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CFG_IBAT6U	(0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)

#define CFG_IBAT7L	(0)
#define CFG_IBAT7U	(0)

#define CFG_DBAT0L	CFG_IBAT0L
#define CFG_DBAT0U	CFG_IBAT0U
#define CFG_DBAT1L	CFG_IBAT1L
#define CFG_DBAT1U	CFG_IBAT1U
#define CFG_DBAT2L	CFG_IBAT2L
#define CFG_DBAT2U	CFG_IBAT2U
#define CFG_DBAT3L	CFG_IBAT3L
#define CFG_DBAT3U	CFG_IBAT3U
#define CFG_DBAT4L	CFG_IBAT4L
#define CFG_DBAT4U	CFG_IBAT4U
#define CFG_DBAT5L	CFG_IBAT5L
#define CFG_DBAT5U	CFG_IBAT5U
#define CFG_DBAT6L	CFG_IBAT6L
#define CFG_DBAT6U	CFG_IBAT6U
#define CFG_DBAT7L	CFG_IBAT7L
#define CFG_DBAT7U	CFG_IBAT7U

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01	/* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM	0x02	/* Software reboot */

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed of kgdb serial port */
#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
#endif

/*
 * Environment Configuration
 */
#define CONFIG_ENV_OVERWRITE

#if defined(CONFIG_TSEC_ENET)
#define CONFIG_HAS_ETH0
#define CONFIG_ETHADDR		00:a0:1e:a0:13:8d
#define CONFIG_HAS_ETH1
#define CONFIG_ETH1ADDR		00:a0:1e:a0:13:8e
#endif

#define CONFIG_IPADDR		192.168.1.234

#define CONFIG_HOSTNAME		SBC8349
#define CONFIG_ROOTPATH		/tftpboot/rootfs
#define CONFIG_BOOTFILE		uImage

#define CONFIG_SERVERIP		192.168.1.1
#define CONFIG_GATEWAYIP	192.168.1.1
#define CONFIG_NETMASK		255.255.255.0

#define CONFIG_LOADADDR		200000	/* default location for tftp and bootm */

#define CONFIG_BOOTDELAY	6	/* -1 disables auto-boot */
#undef  CONFIG_BOOTARGS			/* the boot command will set bootargs */

#define CONFIG_BAUDRATE	 115200

#define	CONFIG_EXTRA_ENV_SETTINGS					\
	"netdev=eth0\0"							\
	"hostname=sbc8349\0"					\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=${serverip}:${rootpath}\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs ${bootargs} "				\
		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
		":${hostname}:${netdev}:off panic=1\0"			\
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
	"flash_nfs=run nfsargs addip addtty;"				\
		"bootm ${kernel_addr}\0"				\
	"flash_self=run ramargs addip addtty;"				\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"	\
		"bootm\0"						\
	"load=tftp 100000 /tftpboot/sbc8349/u-boot.bin\0"		\
	"update=protect off fff00000 fff3ffff; "			\
		"era fff00000 fff3ffff; cp.b 100000 fff00000 ${filesize}\0"	\
	"upd=run load;run update\0"					\
	"fdtaddr=400000\0"						\
	"fdtfile=sbc8349.dtb\0"					\
	""

#define CONFIG_NFSBOOTCOMMAND	                                        \
   "setenv bootargs root=/dev/nfs rw "                                  \
      "nfsroot=$serverip:$rootpath "                                    \
      "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
      "console=$consoledev,$baudrate $othbootargs;"                     \
   "tftp $loadaddr $bootfile;"                                          \
   "tftp $fdtaddr $fdtfile;"						\
   "bootm $loadaddr - $fdtaddr"

#define CONFIG_RAMBOOTCOMMAND						\
   "setenv bootargs root=/dev/ram rw "                                  \
      "console=$consoledev,$baudrate $othbootargs;"                     \
   "tftp $ramdiskaddr $ramdiskfile;"                                    \
   "tftp $loadaddr $bootfile;"                                          \
   "tftp $fdtaddr $fdtfile;"						\
   "bootm $loadaddr $ramdiskaddr $fdtaddr"

#define CONFIG_BOOTCOMMAND	"run flash_self"

#endif	/* __CONFIG_H */