board/mv_ebu/common/USP/mv_main.c

/*
 * 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
 */
/*******************************************************************************
Copyright (C) Marvell International Ltd. and its affiliates

********************************************************************************
Marvell GPL License Option

If you received this File from Marvell, you may opt to use, redistribute and/or
modify this File in accordance with the terms and conditions of the General
Public License Version 2, June 1991 (the "GPL License"), a copy of which is
available along with the File in the license.txt file or by writing to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
on the worldwide web at http://www.gnu.org/licenses/gpl.txt.

THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
DISCLAIMED.  The GPL License provides additional details about this warranty
disclaimer.
*******************************************************************************/

#include <linux/ctype.h>
#include <common.h>
#include "mvTypes.h"
#include "mvBoardEnvLib.h"
#include "mvCpuIf.h"
#include "mvCtrlEnvLib.h"
#include "mvDebug.h"
#include "device/mvDevice.h"
#include "twsi/mvTwsi.h"
#include "ctrlEnv/mvCtrlEnvLib.h"
#if defined(MV_ETH_LEGACY)
#include "eth/mvEth.h"
#include "mv_eth_legacy.h"
#elif defined(MV_ETH_NETA)
#include "neta/gbe/mvNeta.h"
#include "mv_egiga_neta.h"
#else
#include "pp2/gbe/mvPp2Gbe.h"
#include "mv_egiga_pp2.h"
#endif /* MV_ETH_LEGACY or MV_ETH_NETA */
#include "pex/mvPex.h"
#include "gpp/mvGpp.h"
#include "gpp/mvGppRegs.h"
#include "mv_phy.h"
#include "ddr2_3/mvDramIfRegs.h"
#ifdef MV_INCLUDE_RTC
#include "rtc/integ_rtc/mvRtc.h"
#include "rtc.h"
#elif CONFIG_RTC_DS1338_DS1339
#include "rtc/ext_rtc/mvDS133x.h"
#endif
#include "mvSysCntmrApi.h"
#if defined(MV_INCLUDE_XOR)
#include "xor/mvXor.h"
#include "mvSysXorApi.h"
#endif
#if defined(MV_INCLUDE_IDMA)
#include "sys/mvSysIdma.h"
#include "idma/mvIdma.h"
#endif
#if defined(MV_INCLUDE_USB)
#include "usb/mvUsb.h"
#include "mvSysUsbApi.h"
#endif
#ifdef CONFIG_AMP_SUPPORT
#include "mv_amp.h"
#endif
#include "cpu/mvCpu.h"
#include "nand.h"
#include "spi_flash.h"
#ifdef CONFIG_PCI
#include <pci.h>
#endif
#include <net.h>
#include <netdev.h>
#include <command.h>
#include "mvCommon.h"
#include "uart/mvUart.h"

/* #define MV_DEBUG */
#ifdef MV_DEBUG
#define DB(x) x
#else
#define DB(x)
#endif

extern int display_dram_config(int print);
int late_print_cpuinfo(void);
/* CPU address decode table. */
MV_CPU_DEC_WIN mvCpuAddrWinMap[] = MV_CPU_IF_ADDR_WIN_MAP_TBL;
#if defined(CONFIG_CMD_RCVR)
extern void recoveryDetection(void);
#endif
void mv_cpu_init(void);
#if defined(MV_INCLUDE_CLK_PWR_CNTRL)
void mv_set_power_scheme(void);
#endif
extern nand_info_t nand_info[];       /* info for NAND chips */
extern struct spi_flash *flash;
extern const char version_string[];
#ifdef CONFIG_MRVL_MMC
int mrvl_mmc_initialize(bd_t *bis);
#endif
#ifdef MV_NAND_BOOT
extern MV_U32 nandEnvBase;
#endif
char* strToLower(char * st);
void envVerifyAndSet(char* envName, char* value1, char* value2, int defaultValue);
void envSetDefault(char* envName, char* defaultValue);
int mv_get_arch_number(void);
void setBoardEnv(void);
DECLARE_GLOBAL_DATA_PTR;

void mv_print_map(void)
{
#ifdef DB_78X60_PCAC
		return 0;
#endif

	printf("\nMap:   Code:\t\t\t0x%08x:0x%08x\n", (unsigned int)gd->reloc_off, (unsigned int)(gd->reloc_off + _bss_start_ofs));
	printf("       BSS:\t\t\t0x%08x\n", (unsigned int)(gd->reloc_off + _bss_end_ofs));
	printf("       Stack:\t\t\t0x%08x\n", (unsigned int)gd->start_addr_sp);
	printf("       Heap:\t\t\t0x%08x:0x%08x\n", (unsigned int)(gd->relocaddr - TOTAL_MALLOC_LEN), (unsigned int)gd->relocaddr);
	printf("       U-Boot Environment:\t0x%08x:0x%08x ", CONFIG_ENV_OFFSET, CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE);
#ifdef MV_NAND_BOOT
	printf("(NAND)\n\n");
#elif defined(MV_SPI_BOOT)
	printf("(SPI)\n\n");
#endif
}

void print_mvBanner(void)
{
#ifdef CONFIG_SILENT_CONSOLE
	DECLARE_GLOBAL_DATA_PTR;
	gd->flags |= GD_FLG_SILENT;
#endif
	printf("\n");
	printf(" __   __                      _ _\n");
	printf("|  \\/  | __ _ _ ____   _____| | |\n");
	printf("| |\\/| |/ _` | '__\\ \\ / / _ \\ | |\n");
	printf("| |  | | (_| | |   \\ V /  __/ | |\n");
	printf("|_|  |_|\\__,_|_|    \\_/ \\___|_|_|\n");
	printf("         _   _     ____              _\n");
	printf("        | | | |   | __ )  ___   ___ | |_ \n");
	printf("        | | | |___|  _ \\ / _ \\ / _ \\| __| \n");
	printf("        | |_| |___| |_) | (_) | (_) | |_ \n");
	printf("         \\___/    |____/ \\___/ \\___/ \\__| \n");
	printf(" ** LOADER **\n");
	return;
}

void maskAllInt(void) {
	int i;
	/* for all interrupts (0-115) reset bit 0:3 and 8:11 to disable IRQ and FIQ */
	for (i=0; i < MV_IRQ_NR; i++)
		MV_REG_WRITE(CPU_INT_SOURCE_CONTROL_REG(i), MV_REG_READ(CPU_INT_SOURCE_CONTROL_REG(i)) & ~(0xF0F));

}

/*******************************************************************************
* enable_caches - Platform hook for enabling caches
*
* DESCRIPTION:	This function is called by main u-boot init function
* 				If caches are required they can be enabled here. Currently
* 				this is a stub doing nothing
* INPUT:
*		None
* OUTPUT:
*       None*
* RETURN:
* 		None
*******************************************************************************/
void enable_caches(void)
{
	return;
}

/* init for the Master*/
void misc_init_r_dec_win(void)
{
	char *env;
	mvSysCntmrInit();

#if defined(MV_INCLUDE_USB)
	mvSysUsbInit();	/* initialize USB2.0 */
#endif

#if defined(MV_INCLUDE_XOR)
	mvSysXorInit();
#endif


#if defined(MV_INCLUDE_CLK_PWR_CNTRL)
	env = getenv("enaClockGating");
	if( env && ((strcmp(env,"yes") == 0) || (strcmp(env,"Yes") == 0)) )
		mv_set_power_scheme();
#endif

    return;
}

/*
 * Miscellaneous platform dependent initializations
 */

extern	MV_STATUS mvEthPhyRegRead(MV_U32 phyAddr, MV_U32 regOffs, MV_U16 *data);
extern	MV_STATUS mvEthPhyRegWrite(MV_U32 phyAddr, MV_U32 regOffs, MV_U16 data);

/* golabal mac address for yukon EC */
unsigned char yuk_enetaddr[6];

extern int timer_init(void );
extern void i2c_init(int speed, int slaveaddr);

int board_init (void)
{
	DECLARE_GLOBAL_DATA_PTR;
	int clock_divisor;
	unsigned int i;
	MV_GPP_HAL_DATA gppHalData;
	clock_divisor = (CONFIG_SYS_TCLK / 16)/115200;

	/* muti-core support, initiate each Uart to each cpu */
	mvUartInit(whoAmI(), clock_divisor, mvUartBase(whoAmI()));
	if (whoAmI() != 0)
		return 0;

#if defined(MV_INCLUDE_TWSI)
	MV_TWSI_ADDR slave;
#endif
	maskAllInt();

	/* must initialize the int in order for udelay to work */
	/* interrupt_init(); - no interrupt handling in u-boot */
	timer_init();

	/* Init the Board environment module (device bank params init) */
	mvBoardEnvInit();

#if defined(MV_INCLUDE_TWSI)
	slave.type = ADDR7_BIT;
	slave.address = 0;
	mvTwsiInit(0, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_TCLK, &slave, 0);
#endif

	/* Init the Controlloer environment module (MPP init) */
	mvCtrlEnvInit();

#if defined(CONFIG_DISPLAY_CPUINFO)
	late_print_cpuinfo();          /* display cpu info (and speed) */
#endif
	mvBoardDebugLed(2);

	/* Init the Controller CPU interface */
	mvCpuIfInit(mvCpuAddrWinMap);
#if defined(MV_NOR_BOOT)
	env_init();
#endif
	if (mvBoardCpssBoardIdSet(mvBoardIdGet()) != MV_OK)
		printf("%s: Error: Failed to set Board ID for CPSS!\n", __func__);

	/* Init the GPIO sub-system */
	gppHalData.ctrlRev = mvCtrlRevGet();
	mvGppInit(&gppHalData);

	/* arch number of Integrator Board */
	gd->bd->bi_arch_number=mv_get_arch_number();

	/* adress of boot parameters */
	gd->bd->bi_boot_params = 0x00000100;

	/* relocate the exception vectors */
	/* U-Boot is running from DRAM at this stage */
	for(i = 0; i < 0x100; i+=4) {
		*(unsigned int *)(0x0 + i) = *(unsigned int*)(CONFIG_SYS_TEXT_BASE + i);
	}
	mvBoardDebugLed(4);
	mv_print_map();
	return 0;
}

void misc_init_r_env(void){
	char *env;
	char tmp_buf[10];
	unsigned int malloc_len;
	int i;

	envSetDefault("console", "console=ttyS0,115200");
#if defined(MV_NAND) && defined(MV_INCLUDE_SPI)
	envSetDefault("mtdparts", "'mtdparts=armada-nand:8m(boot)ro,8m@8m(kernel),-(rootfs);mtdparts=spi_flash:4m(boot),-(spi-rootfs)'");
	envSetDefault("mtdids", "nand0=armada-nand;spi0=spi_flash");
#elif defined(MV_NAND)
	envSetDefault("mtdparts", "mtdparts=armada-nand:8m(boot)ro,8m@8m(kernel),-(rootfs)");
	envSetDefault("mtdids", "nand0=armada-nand");
#elif defined(MV_INCLUDE_SPI)
	envSetDefault("mtdparts", "mtdparts=spi_flash:4m(boot),-(spi-rootfs)");
	envSetDefault("mtdids", "spi0=spi_flash");
#endif

	env = getenv("nandEcc");
	if (!env) {
#if defined(MV_NAND)
		MV_NFC_ECC_MODE nandEccMode = mvBoardNandECCModeGet();
		switch (nandEccMode) {
		case MV_NFC_ECC_BCH_1K:			/* 8 bit */
			setenv("nandEcc", "nfcConfig=8bitecc");
			break;
		case MV_NFC_ECC_BCH_704B:		/* 12 bit */
			setenv("nandEcc", "nfcConfig=12bitecc");
			break;
		case MV_NFC_ECC_BCH_512B:		/* 16 bit */
			setenv("nandEcc", "nfcConfig=16bitecc");
			break;
		case MV_NFC_ECC_BCH_2K:			/* 4 bit */
		default:
			setenv("nandEcc", "nfcConfig=4bitecc");
			break;
		}
#endif
	}

	/* update the CASset env parameter */
#ifdef MV_MIN_CAL
	envSetDefault("CASset", "min");
#else
	envSetDefault("CASset", "max");
#endif

#if defined (MV_INC_BOARD_NOR_FLASH)
	envVerifyAndSet("enaFlashBuf", "no", "yes",2);
#endif

	setBoardEnv();
	/* Write allocation */
	envVerifyAndSet("enaWrAllo", "no", "yes",1);
	envVerifyAndSet("disL2Cache", "yes", "no",1);
	envVerifyAndSet("cacheShare", "no", "yes",1);
	envVerifyAndSet("pexMode", "EP", "RC",2);
#if defined(MV_INCLUDE_CLK_PWR_CNTRL)
	/* Clock Gating */
	envVerifyAndSet("enaClockGating", "no", "yes",1);
#endif
	envSetDefault("pxefile_addr_r", "3100000");
	envSetDefault("initrd_name", "uInitrd");


	envVerifyAndSet("sata_dma_mode", "no", "yes",2);
	envSetDefault("sata_delay_reset", "0");

	/* Malloc length */
	env = getenv("MALLOC_len");
	if(env)
		malloc_len =  simple_strtoul(env, NULL, 10) << 20;
	else
		malloc_len	= 0;
	if(malloc_len == 0){
		sprintf(tmp_buf,"%d",CONFIG_SYS_MALLOC_LEN>>20);
		setenv("MALLOC_len",tmp_buf);
	}

	/* primary network interface */
	envSetDefault("ethprime", ENV_ETH_PRIME);

	/* image/script addr */
#if defined (CONFIG_CMD_STAGE_BOOT)
	envSetDefault("kernel_addr_r", "2080000");
	envSetDefault("ramdisk_addr_r", "2880000");
	envSetDefault("device_partition", "0:1");
	envSetDefault("boot_order", "hd_scr usb_scr mmc_scr hd_img usb_img mmc_img pxe net_img net_scr");
	envSetDefault("script_name", "boot.scr");
	envSetDefault("ide_path", "/");
	envSetDefault("script_addr_r", "3000000");
	envSetDefault("bootargs_dflt", "$console $nandEcc $mtdparts $bootargs_root nfsroot=$serverip:$rootpath "
				  "ip=$ipaddr:$serverip$bootargs_end $mvNetConfig video=dovefb:lcd0:$lcd0_params "
				  "clcd.lcd0_enable=$lcd0_enable clcd.lcd_panel=$lcd_panel");
	envSetDefault("bootcmd_auto", "stage_boot $boot_order");
	envSetDefault("bootcmd_lgcy", "tftpboot 0x2000000 $image_name; setenv bootargs $bootargs_dflt; bootm 0x2000000; ");
#endif /* #if defined (CONFIG_CMD_STAGE_BOOT) */

	/* netbsd boot arguments */
	env = getenv("netbsd_en");
	if( !env || ( ((strcmp(env,"no") == 0) || (strcmp(env,"No") == 0) ))) {
		setenv("netbsd_en","no");
	} else {
		setenv("netbsd_en","yes");
		envSetDefault("netbsd_gw", "192.168.0.254");
		envSetDefault("netbsd_mask", "255.255.255.0");
		envSetDefault("netbsd_fs", "nfs");
		envSetDefault("netbsd_server", "192.168.0.1");
		envSetDefault("netbsd_ip", getenv("ipaddr"));
		envSetDefault("netbsd_rootdev", "mgi0");
		envSetDefault("netbsd_add", "0x800000");
		envSetDefault("netbsd_get", "tftpboot $netbsd_add $image_name");
		envSetDefault("netbsd_set_args", "setenv bootargs nfsroot=$netbsd_server:$rootpath fs=$netbsd_fs \
                    ip=$netbsd_ip serverip=$netbsd_server mask=$netbsd_mask gw=$netbsd_gw rootdev=$netbsd_rootdev \
                    ethaddr=$ethaddr eth1addr=$eth1addr ethmtu=$ethmtu eth1mtu=$eth1mtu $netbsd_netconfig");
		envSetDefault("netbsd_boot", "bootm $netbsd_add $bootargs");
		envSetDefault("netbsd_bootcmd", "run netbsd_get ; run netbsd_set_args ; run netbsd_boot");
	}

	/* vxWorks boot arguments */
	env = getenv("vxworks_en");
	if( !env || ( ((strcmp(env,"no") == 0) || (strcmp(env,"No") == 0) )))
		setenv("vxworks_en","no");
	else {
		char* buff = (char *)0x1100;
		setenv("vxworks_en","yes");
		sprintf(buff,"mgi(0,0) host:vxWorks.st");
		env = getenv("serverip");
		strcat(buff, " h=");
		strcat(buff,env);
		env = getenv("ipaddr");
		strcat(buff, " e=");
		strcat(buff,env);
		strcat(buff, ":ffff0000 u=anonymous pw=target ");
		setenv("vxWorks_bootargs",buff);
		setenv("bootaddr", "0x1100");
	}

	/* linux boot arguments */
	envSetDefault("bootargs_root", "root=/dev/nfs rw");

	/* For open Linux we set boot args differently */
	env = getenv("mainlineLinux");
	if(env && ((strcmp(env,"yes") == 0) ||  (strcmp(env,"Yes") == 0)))
		envSetDefault("bootargs_end", ":::orion:eth0:none");
	else {
		envSetDefault("bootargs_end", MV_BOOTARGS_END);
	}
	envSetDefault("image_name", "uImage");

#if CONFIG_AMP_SUPPORT
	env = getenv("amp_enable");
	if(!env || ( ((strcmp(env,"no") == 0) || (strcmp(env,"No") == 0) ))){
		setenv("amp_enable","no");
	}
	else{
		envSetDefault("amp_groups", "0");
		envSetDefault("amp_shared_mem", "0x80000000:0x100000");
		setenv("bootcmd", "amp_boot");
		envSetDefault("amp_verify_boot", "yes");
	}
#endif

#ifdef CONFIG_ARM_LPAE
	/* LPAE support */
	envSetDefault("enaLPAE", "no");;
#endif

#if (CONFIG_BOOTDELAY >= 0)
	env = getenv("bootcmd");
	if(!env)
#if defined(CONFIG_CMD_STAGE_BOOT)
//	setenv("bootcmd","stage_boot $boot_order");
// Temporary workaround till stage_boot gets stable.
	setenv("bootcmd", "tftpboot 0x2000000 $image_name;"
		   "setenv bootargs $console $nandEcc $mtdparts $bootargs_root nfsroot=$serverip:$rootpath "
		   "ip=$ipaddr:$serverip$bootargs_end  video=dovefb:lcd0:$lcd0_params "
		   "clcd.lcd0_enable=$lcd0_enable clcd.lcd_panel=$lcd_panel;  bootm $loadaddr; ");
#endif
#endif /* (CONFIG_BOOTDELAY >= 0) */
	envSetDefault("standalone", "fsload 0x2000000 $image_name;setenv bootargs $console $nandEcc $mtdparts "
				  "root=/dev/mtdblock0 rw ip=$ipaddr:$serverip$bootargs_end; bootm 0x2000000;");

	/* Disable PNP config of Marvell memory controller devices. */
	envSetDefault("disaMvPnp", "no");
	envSetDefault("bootdelay", "-1");

#if (defined(MV_INCLUDE_GIG_ETH) || defined(MV_INCLUDE_UNM_ETH))
	/* Generate random ip and mac address */
	/* Read RTC to create pseudo-random data for enc */
	unsigned int rand[4] = {0x1, 0x2, 0x3, 0x4};
	char addr_env[20]="ethaddr" , mtu_env[20]="ethmtu";
	char ethaddr_all[30];
#if defined(MV_INCLUDE_RTC)
	struct rtc_time tm;

	rtc_get(&tm);
	/*convert RTC values to unsigned: ensure positive values (originally kept in int variables) */
	unsigned int day = tm.tm_mday, sec = tm.tm_sec, min = tm.tm_min, hour = tm.tm_hour;

	rand[0] = ((day + sec) % 254);
	/* No valid ip with one of the fileds has the value 0 */
	if (rand[0] == 0)
		rand[0]+=2;
	rand[1] = ((day + min) % 254);
	/* No valid ip with one of the fileds has the value 0 */
	if (rand[1] == 0)
		rand[1]+=2;
	/* Check if the ip address is the same as the server ip */
	if ((rand[1] == 1) && (rand[0] == 11))
		rand[0]+=2;

	rand[2] = (min * sec) % 254;
	rand[3] = (hour * sec) % 254;
#else
	rand[1] = (get_timer(0)) % 254;
	rand[0] = (get_timer(0)) % 254;
	rand[2] = (get_timer(0)) % 254;
	rand[3] = (get_timer(0)) % 254;
#endif

	/* MAC addresses */
	for (i = 0; i < MV_ETH_MAX_PORTS; i++) {
		sprintf(ethaddr_all, "00:50:43:%02x:%02x:%02x", rand[(0 + i) % 4], rand[(1 + i) % 4], rand[(2 + i) % 4]);
		envSetDefault(addr_env, ethaddr_all);
		envSetDefault(mtu_env, "1500");
		sprintf(addr_env, "eth%daddr", i + 1);
		sprintf(mtu_env, "eth%dmtu", i + 1);
	}
	sprintf(ethaddr_all,"00:50:43:%02x:%02x:%02x", rand[3], rand[2], rand[0]);
	envSetDefault("mv_pon_addr", ethaddr_all);

	/* Set mvNetConfig env parameter */

#endif /*  (MV_INCLUDE_GIG_ETH) || defined(MV_INCLUDE_UNM_ETH) */

#if defined(YUK_ETHADDR)
	envSetDefault("yuk_ethaddr", YUK_ETHADDR);
	{
		int i;
		char *tmp = getenv ("yuk_ethaddr");
		char *end;

		for (i=0; i<6; i++) {
			yuk_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
			if (tmp)
				tmp = (*end) ? end+1 : end;
		}
	}
#endif /* defined(YUK_ETHADDR) */

#if defined(CONFIG_CMD_RCVR)
	envSetDefault("netretry", "no");
	envSetDefault("rcvrip", RCVR_IP_ADDR);
	envSetDefault("loadaddr", RCVR_LOAD_ADDR);
	envSetDefault("autoload", "no");
	/* Check the recovery trigger */
/*	recoveryDetection(); */
#endif
	envSetDefault("eeeEnable", "no");

#if defined(CONFIG_MV_SCATTERED_SPINUP)
	envSetDefault("spinup_config", "0,0");
#endif /* CONFIG_MV_SCATTERED_SPINUP */

	return;
}


#ifdef BOARD_LATE_INIT
int board_late_init (void)
{
	mvBoardDebugLed(0);
	return 0;
}
#endif

void pcie_tune(void)
{
	MV_REG_WRITE(0xF1041AB0, 0x100);
	MV_REG_WRITE(0xF1041A20, 0x78000801);
	MV_REG_WRITE(0xF1041A00, 0x4014022F);
	MV_REG_WRITE(0xF1040070, 0x18110008);
	return;
}

int board_eth_init(bd_t *bis)
{
#if defined(MV_INCLUDE_GIG_ETH) || defined(MV_INCLUDE_UNM_ETH)
	/* move to the begining so in case we have a PCI NIC it will
	read the env mac addresses correctlly. */
	mv_eth_initialize(bis);
#endif
#if defined(CONFIG_SK98)
	skge_initialize(bis);
#endif
#if defined(CONFIG_E1000)
	e1000_initialize(bis);
#endif
	return 0;
}

#ifdef CONFIG_MMC
int board_mmc_init(bd_t *bis)
{
#ifdef CONFIG_MRVL_MMC
	mrvl_mmc_initialize(bis);
#endif
	return 0;
}
#endif

int print_cpuinfo (void)
{
	return 0;
}

/*
* late_print_cpuinfo - marvell U-Boot print function - used after code relocation
*
* DESCRIPTION:
*       This function is called by board_init_r (after code relocation).
*       all global variables limitations(bss) are off at this state
 */
int late_print_cpuinfo(void)
{
	char name[50];
	mvBoardNameGet(name);
	printf("Board: %s",  name);
	mvBoardCpldConfigurationGet(name);
	printf("%s",  name);
	mvCtrlModelRevNameGet(name);
	printf("\nSoC:   %s\n", name);
	if (mvCtrlGetCpuNum())
		printf("       running %d CPUs\n", mvCtrlGetCpuNum()+1);
	if (!mvCtrlIsValidSatR())
		printf("       Custom configuration\n");
	mvCpuNameGet(name);
	printf("CPU:   %s",  name);
#ifdef MV_CPU_LE
	printf(" LE\n");
#else
	printf(" BE\n");
#endif
if (mvCtrlGetCpuNum())
	printf("       CPU %d\n",  whoAmI());

	printf("       CPU    @ %d [MHz]\n",  mvCpuPclkGet()/1000000);
	printf("       L2     @ %d [MHz]\n", mvCpuL2ClkGet()/1000000);
	printf("       TClock @ %d [MHz]\n", mvTclkGet()/1000000);
	printf("       DDR    @ %d [MHz]\n", CONFIG_SYS_BUS_CLK/1000000);
	printf("       DDR %dBit Width, %s Memory Access, DLB %s\n",
			mvCtrlDDRBudWidth(), mvCtrlDDRThruXbar()?"XBAR":"FastPath",
			mvCtrlIsDLBEnabled() ? "Enabled" : "Disabled");
#if defined(CONFIG_ECC_SUPPORT)
	printf("       DDR ECC %s\n", mvCtrlDDRECC()?"Enabled":"Disabled");
#endif
	display_dram_config(1);
	return 0;
}

int board_early_init_f (void)
{
	/* Open window to DFX registers
	 * DFX registers are needed in early stage of U-Boot boot sequence
	 * This is done here once, before U-Boot sets its window configuration*/
	MV_REG_WRITE(AHB_TO_MBUS_WIN_CTRL_REG(1), 0x000f0081);
	MV_REG_WRITE(AHB_TO_MBUS_WIN_BASE_REG(1), DFX_REGS_BASE);
	return 0;
}

int misc_init_r (void)
{
	char *env;
	mvBoardDebugLed(5);

	/* init special env variables */
	misc_init_r_env();
#ifdef CONFIG_AMP_SUPPORT
	amp_init();
#endif

	mv_cpu_init();

	/* init the units decode windows */
	misc_init_r_dec_win();

	/* Clear old kernel images which remained stored in memory */
	memset ((void *)CONFIG_SYS_LOAD_ADDR, 0, CONFIG_SYS_MIN_HDR_DEL_SIZE);
	mvBoardDebugLed(6);
	mvBoardDebugLed(7);
	/* pcie fine tunning */
	env = getenv("pcieTune");
	if(env && ((strcmp(env,"yes") == 0) || (strcmp(env,"yes") == 0)))
		pcie_tune();
	else
		setenv("pcieTune","no");

#if defined(MV_INCLUDE_UNM_ETH) || defined(MV_INCLUDE_GIG_ETH)

	/* Init the PHY or Switch of the board */
	mvBoardEgigaPhyInit();
#endif /* #if defined(MV_INCLUDE_UNM_ETH) || defined(MV_INCLUDE_GIG_ETH) */

	return 0;
}

MV_U32 mvTclkGet(void)
{
	DECLARE_GLOBAL_DATA_PTR;
	/* get it only on first time */
	if(gd->tclk == 0)
		gd->tclk = mvBoardTclkGet();

	return gd->tclk;
}

MV_U32 mvSysClkGet(void)
{
	DECLARE_GLOBAL_DATA_PTR;
	/* get it only on first time */
	if(gd->bus_clk == 0)
		gd->bus_clk = mvBoardSysClkGet();

	return gd->bus_clk;
}

/* exported for EEMBC */
#if defined(MV_INCLUDE_RTC) || defined(CONFIG_RTC_DS1338_DS1339)
MV_U32 mvGetRtcSec(void)
{
	MV_RTC_TIME time;
#ifdef MV_INCLUDE_RTC
	mvRtcTimeGet(&time);
#elif CONFIG_RTC_DS1338_DS1339
	mvRtcDS133xTimeGet(&time);
#endif
	return (time.minutes * 60) + time.seconds;
}
#endif

void reset_cpu (ulong addr)
{
	mvBoardReset();
}

void envSetDefault(char *envName, char *defaultValue)
{
	char *env;
	env = getenv(envName);
	if (!env)
		setenv(envName,defaultValue);
}

void envVerifyAndSet(char *envName, char *value1, char *value2, int defaultValue)
{
	char *val1 = strToLower(value1), *val2 = strToLower(value2);
	char *env = strToLower(getenv(envName));
	if (!env) {
		if (defaultValue == 1)
			setenv(envName,val1);
		else
			setenv(envName,val2);
		return;
	}

	if (strcmp(env, val1) == 0)
		setenv(envName, val1);
	else
		setenv(envName, val2);
}

char *strToLower(char *st)
{
	int i;
	for (i = 0; st[i] != '\0'; i++)
		st[i] = tolower(st[i]);
	return st;
}