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Alarm* alarm(int, void (*)(Alarm*), void*);
void alarminit(void);
void archbacklight(int);
char* archconfig(void);
void archdisableuart(int);
void archenableuart(int, int);
void archenableusb(int);
void archetherdisable(int);
int archetherenable(int, int*, int*);
int archflashreset(char*, void**, long*);
void archinit(void);
int archoptionsw(void);
int bootp(int, char*);
void cancel(Alarm*);
void checkalarms(void);
void clockinit(void);
void clockintr(Ureg*, void*);
void consinit(void);
void cpminit(void);
void cpuidprint(void);
#define dcflush(a,b)
void delay(int);
void eieio(void);
uchar* etheraddr(int);
int etherinit(void);
int etherrxpkt(int, Etherpkt*, int);
int ethertxpkt(int, Etherpkt*, int, int);
void exception(void);
int flashboot(int);
int flashbootable(int);
char* flashconfig(int);
int flashinit(void);
void free(void*);
void freeb(Block*);
int getcfields(char*, char**, int, char*);
char* getconf(char*);
ulong getdec(void);
ulong gethid0(void);
ulong getimmr(void);
ulong getmsr(void);
ulong getpvr(void);
int getstr(char*, char*, int, char*);
ulong gettbl(void);
ulong gettbu(void);
int hardinit(void);
long hardread(int, void*, long);
long hardseek(int, long);
long hardwrite(int, void*, long);
long i2crecv(int, void*, long);
long i2csend(int, void*, long);
void i2csetup(void);
void* ialloc(ulong, int);
Block* iallocb(int);
void idle(void);
int isaconfig(char*, int, ISAConf*);
int issqueezed(uchar*);
void kbdchar(Queue*, int);
void kbdinit(void);
void kbdreset(void);
void machinit(void);
void* malloc(ulong);
ulong mapalloc(RMap*, ulong, int, int);
void mapfree(RMap*, ulong, int);
void mapinit(RMap*, Map*, int);
void meminit(void);
void microdelay(int);
void mmuinit(void);
int optionsw(void);
void panic(char*, ...);
int parseether(uchar*, char*);
int plan9boot(int, long (*)(int, long), long (*)(int, void*, long));
void putdec(ulong);
void puthid0(ulong);
void putmsr(ulong);
int qbgetc(Queue*);
void qbputc(Queue*, int);
void qbwrite(Queue*, Block*);
Block* qget(Queue*);
long qlen(Queue*);
Queue* qopen(int, int, void (*)(void*), void*);
#define qpass qbwrite
void scc2stop(void);
void sccnmsi(int, int, int);
void sched(void);
void screeninit(void);
void screenputs(char*, int);
void sdraminit(ulong);
Partition* sethardpart(int, char*);
Partition* setscsipart(int, char*);
void setvec(int, void (*)(Ureg*, void*), void*);
int splhi(void);
int spllo(void);
void splx(int);
void trapinit(void);
void uartputs(char*, int);
void uartsetboot(void (*f)(uchar*, int));
void uartspecial(int, int, Queue**, Queue**, void(*)(Queue*,int));
void uartwait(void);
long unsqueezef(Block*, ulong*);
#define GSHORT(p) (((p)[1]<<8)|(p)[0])
#define GLONG(p) ((GSHORT(p+2)<<16)|GSHORT(p))
#define GLSHORT(p) (((p)[0]<<8)|(p)[1])
#define GLLONG(p) ((GLSHORT(p)<<16)|GLSHORT(p+2))
#define KADDR(a) ((void*)((ulong)(a)|KZERO))
#define PADDR(a) ((((ulong)(a)&KSEGM)!=KSEG0)?(ulong)(a):((ulong)(a)&~KZERO))
/* IBM bit field order */
#define IBIT(b) ((ulong)1<<(31-(b)))
#define SIBIT(n) ((ushort)1<<(15-(n)))
#define IOREGS(x, T) ((T*)((char*)m->iomem+(x)))
int uartinit(void);
Partition* setuartpart(int, char*);
long uartread(int, void*, long);
long uartseek(int, long);
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