#include <common.h>#include <asm/processor.h>#include <memio.h>#include <linux/ctype.h>static __inline__ unsigned longget_msr(void){	unsigned long msr;	asm volatile("mfmsr %0" : "=r" (msr) :);	return msr;}static __inline__ voidset_msr(unsigned long msr){	asm volatile("mtmsr %0" : : "r" (msr));}static __inline__ unsigned longget_dec(void){	unsigned long val;	asm volatile("mfdec %0" : "=r" (val) :);	return val;}static __inline__ voidset_dec(unsigned long val){	asm volatile("mtdec %0" : : "r" (val));}voidenable_interrupts(void){    set_msr (get_msr() | MSR_EE);}/* returns flag if MSR_EE was set before */intdisable_interrupts(void){    ulong msr;    msr = get_msr();    set_msr (msr & ~MSR_EE);    return ((msr & MSR_EE) != 0);}u8 in8(u32 port){    return in_byte(port);}void out8(u32 port, u8 val){    out_byte(port, val);}unsigned long in32(u32 port){    return in_long(port);}unsigned long simple_strtoul(const char *cp,char **endp,unsigned int base){	unsigned long result = 0,value;	if (*cp == '0') {		cp++;		if ((*cp == 'x') && isxdigit(cp[1])) {			base = 16;			cp++;		}		if (!base) {			base = 8;		}	}	if (!base) {		base = 10;	}	while (isxdigit(*cp) && (value = isdigit(*cp) ? *cp-'0' : (islower(*cp)	    ? toupper(*cp) : *cp)-'A'+10) < base) {		result = result*base + value;		cp++;	}	if (endp)		*endp = (char *)cp;	return result;}long simple_strtol(const char *cp,char **endp,unsigned int base){	if(*cp=='-')		return -simple_strtoul(cp+1,endp,base);	return simple_strtoul(cp,endp,base);}static inline voidsoft_restart(unsigned long addr){	/* SRR0 has system reset vector, SRR1 has default MSR value */	/* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */	__asm__ __volatile__ ("mtspr    26, %0"         :: "r" (addr));	__asm__ __volatile__ ("li       4, (1 << 6)"    ::: "r4");	__asm__ __volatile__ ("mtspr    27, 4");	__asm__ __volatile__ ("rfi");	while(1);       /* not reached */}voiddo_reset (void){	ulong addr;	/* flush and disable I/D cache */	__asm__ __volatile__ ("mfspr    3, 1008"        ::: "r3");	__asm__ __volatile__ ("ori      5, 5, 0xcc00"   ::: "r5");	__asm__ __volatile__ ("ori      4, 3, 0xc00"    ::: "r4");	__asm__ __volatile__ ("andc     5, 3, 5"        ::: "r5");	__asm__ __volatile__ ("sync");	__asm__ __volatile__ ("mtspr    1008, 4");	__asm__ __volatile__ ("isync");	__asm__ __volatile__ ("sync");	__asm__ __volatile__ ("mtspr    1008, 5");	__asm__ __volatile__ ("isync");	__asm__ __volatile__ ("sync");#ifdef CFG_RESET_ADDRESS	addr = CFG_RESET_ADDRESS;#else	/*	 * note: when CFG_MONITOR_BASE points to a RAM address,	 * CFG_MONITOR_BASE - sizeof (ulong) is usually a valid	 * address. Better pick an address known to be invalid on your	 * system and assign it to CFG_RESET_ADDRESS.	 */	addr = CFG_MONITOR_BASE - sizeof (ulong);#endif	soft_restart(addr);	while(1);       /* not reached */}