mpc8548cds.h

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

#define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
#define CONFIG_HARD_I2C		/* I2C with hardware support*/
#undef	CONFIG_SOFT_I2C		/* I2C bit-banged */
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
#define CFG_I2C_EEPROM_ADDR	0x57
#define CFG_I2C_SLAVE		0x7F
#define CFG_I2C_NOPROBES	{0x69}	/* Don't probe these addrs */
#define CFG_I2C_OFFSET		0x3000

/*
 * General PCI
 * Memory space is mapped 1-1, but I/O space must start from 0.
 */
#define CFG_PCI_PHYS		0x80000000	/* 1G PCI TLB */

#define CFG_PCI1_MEM_BASE	0x80000000
#define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
#define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M */
#define CFG_PCI1_IO_BASE	0x00000000
#define CFG_PCI1_IO_PHYS	0xe2000000
#define CFG_PCI1_IO_SIZE	0x00100000	/* 1M */

#ifdef CONFIG_PCI2
#define CFG_PCI2_MEM_BASE	0xa0000000
#define CFG_PCI2_MEM_PHYS	CFG_PCI2_MEM_BASE
#define CFG_PCI2_MEM_SIZE	0x20000000	/* 512M */
#define CFG_PCI2_IO_BASE	0x00000000
#define CFG_PCI2_IO_PHYS	0xe2800000
#define CFG_PCI2_IO_SIZE	0x00100000	/* 1M */
#endif

#ifdef CONFIG_PCIE1
#define CFG_PCIE1_MEM_BASE	0xa0000000
#define CFG_PCIE1_MEM_PHYS	CFG_PCIE1_MEM_BASE
#define CFG_PCIE1_MEM_SIZE	0x20000000	/* 512M */
#define CFG_PCIE1_IO_BASE	0x00000000
#define CFG_PCIE1_IO_PHYS	0xe3000000
#define CFG_PCIE1_IO_SIZE	0x00100000	/*   1M */
#endif

#ifdef CONFIG_RIO
/*
 * RapidIO MMU
 */
#define CFG_RIO_MEM_BASE	0xC0000000
#define CFG_RIO_MEM_SIZE	0x20000000	/* 512M */
#endif

#ifdef CONFIG_LEGACY
#define BRIDGE_ID 17
#define VIA_ID 2
#else
#define BRIDGE_ID 28
#define VIA_ID 4
#endif

#if defined(CONFIG_PCI)

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

#undef CONFIG_EEPRO100
#undef CONFIG_TULIP

#undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */

/* PCI view of System Memory */
#define CFG_PCI_MEMORY_BUS	0x00000000
#define CFG_PCI_MEMORY_PHYS	0x00000000
#define CFG_PCI_MEMORY_SIZE	0x80000000

#endif	/* CONFIG_PCI */


#if defined(CONFIG_TSEC_ENET)

#ifndef CONFIG_NET_MULTI
#define CONFIG_NET_MULTI	1
#endif

#define CONFIG_MII		1	/* MII PHY management */
#define CONFIG_TSEC1	1
#define CONFIG_TSEC1_NAME	"eTSEC0"
#define CONFIG_TSEC2	1
#define CONFIG_TSEC2_NAME	"eTSEC1"
#define CONFIG_TSEC3	1
#define CONFIG_TSEC3_NAME	"eTSEC2"
#define CONFIG_TSEC4
#define CONFIG_TSEC4_NAME	"eTSEC3"
#undef CONFIG_MPC85XX_FEC

#define TSEC1_PHY_ADDR		0
#define TSEC2_PHY_ADDR		1
#define TSEC3_PHY_ADDR		2
#define TSEC4_PHY_ADDR		3

#define TSEC1_PHYIDX		0
#define TSEC2_PHYIDX		0
#define TSEC3_PHYIDX		0
#define TSEC4_PHYIDX		0
#define TSEC1_FLAGS		TSEC_GIGABIT
#define TSEC2_FLAGS		TSEC_GIGABIT
#define TSEC3_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
#define TSEC4_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)

/* Options are: eTSEC[0-3] */
#define CONFIG_ETHPRIME		"eTSEC0"
#define CONFIG_PHY_GIGE		1	/* Include GbE speed/duplex detection */
#endif	/* CONFIG_TSEC_ENET */

/*
 * Environment
 */
#define CFG_ENV_IS_IN_FLASH	1
#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
#define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
#define CFG_ENV_SIZE		0x2000

#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_PING
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII

#if defined(CONFIG_PCI)
    #define CONFIG_CMD_PCI
#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

/*
 * 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 to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
#endif

/*
 * Environment Configuration
 */

/* The mac addresses for all ethernet interface */
#if defined(CONFIG_TSEC_ENET)
#define CONFIG_HAS_ETH0
#define CONFIG_ETHADDR	 00:E0:0C:00:00:FD
#define CONFIG_HAS_ETH1
#define CONFIG_ETH1ADDR	 00:E0:0C:00:01:FD
#define CONFIG_HAS_ETH2
#define CONFIG_ETH2ADDR	 00:E0:0C:00:02:FD
#define CONFIG_HAS_ETH3
#define CONFIG_ETH3ADDR	 00:E0:0C:00:03:FD
#endif

#define CONFIG_IPADDR	 192.168.1.253

#define CONFIG_HOSTNAME	 unknown
#define CONFIG_ROOTPATH	 /nfsroot
#define CONFIG_BOOTFILE	8548cds/uImage.uboot
#define CONFIG_UBOOTPATH	8548cds/u-boot.bin	/* TFTP server */

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

#define CONFIG_LOADADDR	1000000	/*default location for tftp and bootm*/

#define CONFIG_BOOTDELAY 10	/* -1 disables auto-boot */
#undef	CONFIG_BOOTARGS		/* the boot command will set bootargs*/

#define CONFIG_BAUDRATE	115200

#if defined(CONFIG_PCIE1)
#define PCIE_ENV \
 "pciereg=md ${a}000 6; md ${a}020 4; md ${a}bf8 2; echo o;md ${a}c00 25;" \
	"echo i; md ${a}da0 15; echo e;md ${a}e00 e; echo d; md ${a}f00 c\0" \
 "pcieerr=md ${a}020 1; md ${a}e00 e; pci d.b $b.0 7 1; pci d.w $b.0 1e 1;" \
	"pci d.w $b.0 56 1; pci d $b.0 104 1; pci d $b.0 110 1;" \
	"pci d $b.0 130 1\0" \
 "pcieerrc=mw ${a}020 ffffffff; mw ${a}e00 ffffffff; pci w.b $b.0 7 ff;" \
	"pci w.w $b.0 1e ffff; pci w.w $b.0 56 ffff; pci w $b.0 104 ffffffff;"\
	"pci w $b.0 110 ffffffff; pci w $b.0 130 ffffffff\0" \
 "pciecfg=pci d $b.0 0 20; pci d $b.0 100 e; pci d $b.0 400 69\0" \
 "pcie1regs=setenv a e000a; run pciereg\0" \
 "pcie1cfg=setenv b 3; run pciecfg\0" \
 "pcie1err=setenv a e000a; setenv b 3; run pcieerr\0" \
 "pcie1errc=setenv a e000a; setenv b 3; run pcieerrc\0"
#else
#define	PCIE_ENV ""
#endif

#if defined(CONFIG_PCI1) || defined(CONFIG_PCI2)
#define PCI_ENV \
 "pcireg=md ${a}000 3; echo o;md ${a}c00 25; echo i; md ${a}da0 15;" \
	"echo e;md ${a}e00 9\0" \
 "pcierr=md ${a}e00 8; pci d.b $b.0 7 1;pci d.w $b.0 1e 1;" \
	"pci d.w $b.0 56 1\0" \
 "pcierrc=mw ${a}e00 ffffffff; mw ${a}e0c 0; pci w.b $b.0 7 ff;" \
	"pci w.w $b.0 1e ffff; pci w.w $b.0 56 ffff\0"
#else
#define	PCI_ENV ""
#endif

#if defined(CONFIG_PCI1)
#define PCI_ENV1 \
 "pci1regs=setenv a e0008; run pcireg\0" \
 "pci1err=setenv a e0008; setenv b 0; run pcierr\0" \
 "pci1errc=setenv a e0008; setenv b 0; run pcierrc\0"
#else
#define	PCI_ENV1 ""
#endif

#if defined(CONFIG_PCI2)
#define PCI_ENV2 \
 "pci2regs=setenv a e0009; run pcireg\0" \
 "pci2err=setenv a e0009; setenv b 123; run pcierr\0"	\
 "pci2errc=setenv a e0009; setenv b 123; run pcierrc\0"
#else
#define	PCI_ENV2 ""
#endif

#if defined(CONFIG_TSEC_ENET)
#define ENET_ENV \
 "enetreg1=md ${a}000 2; md ${a}010 9; md ${a}050 4; md ${a}08c 1;" \
	"md ${a}098 2\0" \
 "enetregt=echo t;md ${a}100 6; md ${a}140 2; md ${a}180 10; md ${a}200 10\0" \
 "enetregr=echo r;md ${a}300 6; md ${a}330 5; md ${a}380 10; md ${a}400 10\0" \
 "enetregm=echo mac;md ${a}500 5; md ${a}520 28;echo fifo;md ${a}a00 1;" \
	"echo mib;md ${a}680 31\0" \
 "enetreg=run enetreg1; run enetregm; run enetregt; run enetregr\0" \
 "enet1regs=setenv a e0024; run enetreg\0" \
 "enet2regs=setenv a e0025; run enetreg\0" \
 "enet3regs=setenv a e0026; run enetreg\0" \
 "enet4regs=setenv a e0027; run enetreg\0"
#else
#define ENET_ENV ""
#endif

#define	CONFIG_EXTRA_ENV_SETTINGS				\
 "netdev=eth0\0"						\
 "uboot=" MK_STR(CONFIG_UBOOTPATH) "\0"				\
 "tftpflash=tftpboot $loadaddr $uboot; "			\
	"protect off " MK_STR(TEXT_BASE) " +$filesize; "	\
	"erase " MK_STR(TEXT_BASE) " +$filesize; "		\
	"cp.b $loadaddr " MK_STR(TEXT_BASE) " $filesize; "	\
	"protect on " MK_STR(TEXT_BASE) " +$filesize; "		\
	"cmp.b $loadaddr " MK_STR(TEXT_BASE) " $filesize\0"	\
 "consoledev=ttyS1\0"				\
 "ramdiskaddr=2000000\0"			\
 "ramdiskfile=ramdisk.uboot\0"			\
 "fdtaddr=c00000\0"				\
 "fdtfile=mpc8548cds.dtb\0"			\
 "eoi=mw e00400b0 0\0"				\
 "iack=md e00400a0 1\0"				\
 "ddrreg=md ${a}000 8; md ${a}080 8;md ${a}100 d; md ${a}140 4; md ${a}bf0 4;" \
	"md ${a}e00 3; md ${a}e20 3; md ${a}e40 7; md ${a}f00 5\0" \
 "ddrregs=setenv a e0002; run ddrreg\0"		\
 "gureg=md ${a}000 2c; md ${a}0b0 1; md ${a}0c0 1; md ${a}b20 3;" \
	"md ${a}e00 1; md ${a}e60 1; md ${a}ef0 15\0"	\
 "guregs=setenv a e00e0; run gureg\0"		\
 "ecmreg=md ${a}000 1; md ${a}010 1; md ${a}bf8 2; md ${a}e00 6\0" \
 "ecmregs=setenv a e0001; run ecmreg\0" \
 "lawregs=md e0000c08 4b\0" \
 "lbcregs=md e0005000 36\0" \
 "dma0regs=md e0021100 12\0" \
 "dma1regs=md e0021180 12\0" \
 "dma2regs=md e0021200 12\0" \
 "dma3regs=md e0021280 12\0" \
 PCIE_ENV \
 PCI_ENV \
 PCI_ENV1 \
 PCI_ENV2 \
 ENET_ENV

#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	CONFIG_NFSBOOTCOMMAND

#endif	/* __CONFIG_H */