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- #define checkmmu(a, b)
- #define countpagerefs(a, b)
- #include "../port/portfns.h"
- extern int led(int, int);
- extern void ledexit(int);
- extern void delay(int);
- extern void _uartputs(char*, int);
- extern int _uartprint(char*, ...);
- extern void uartkirkwoodconsole(void);
- extern void serialputs(char *, int);
- extern void serialputc(int c);
- #pragma varargck argpos _uartprint 1
- extern void archreboot(void);
- extern void archconfinit(void);
- extern void archreset(void);
- extern void barriers(void);
- extern void cachedinv(void);
- extern void cachedinvse(void*, int);
- extern void cachedwb(void);
- extern void cachedwbinv(void);
- extern void cachedwbinvse(void*, int);
- extern void cachedwbse(void*, int);
- extern void cacheiinv(void);
- extern void cacheuwbinv(void);
- extern uintptr cankaddr(uintptr pa);
- extern void clockshutdown(void);
- int cmpswap(long*, long, long);
- /*
- * cachedwb seems like overkill, but just calling barriers isn't enough.
- */
- #define coherence cachedwb
- // #define coherence barriers
- extern u32int controlget(void);
- extern u32int cpctget(void);
- extern u32int cpidget(void);
- extern char *cputype2name(char *, int);
- extern ulong cprd(int cp, int op1, int crn, int crm, int op2);
- extern ulong cprdsc(int op1, int crn, int crm, int op2);
- extern void cpuidprint(void);
- extern void cpwr(int cp, int op1, int crn, int crm, int op2, ulong val);
- extern void cpwrsc(int op1, int crn, int crm, int op2, ulong val);
- #define cycles(ip) *(ip) = lcycles()
- extern u32int dacget(void);
- extern void dacput(u32int);
- extern u32int farget(void);
- extern u32int fsrget(void);
- extern void l1cachesoff(void);
- extern void l1cacheson(void);
- extern void l2cachecfgoff(void);
- extern void l2cachecfgon(void);
- extern void l2cacheon(void);
- extern void l2cacheuinv(void);
- extern void l2cacheuinvse(void*, int);
- extern void l2cacheuwb(void);
- extern void l2cacheuwbinv(void);
- extern void l2cacheuwbinvse(void*, int);
- extern void l2cacheuwbse(void*, int);
- extern void lastresortprint(char *buf, long bp);
- extern int log2(ulong);
- extern void mmuinvalidate(void); /* 'mmu' or 'tlb'? */
- extern void mmuinvalidateaddr(u32int); /* 'mmu' or 'tlb'? */
- extern u32int pidget(void);
- extern void pidput(u32int);
- void procrestore(Proc *);
- void procsave(Proc*);
- void procsetup(Proc*);
- extern void _reset(void);
- extern void setr13(int, u32int*);
- #define tas _tas
- extern int _tas(void *);
- extern u32int ttbget(void);
- extern void ttbput(u32int);
- Dev* devtabget(int, int);
- void devtabinit(void);
- void devtabreset(void);
- long devtabread(Chan*, void*, long, vlong);
- void devtabshutdown(void);
- extern void intrclear(int sort, int v);
- extern void intrenable(int sort, int v, void (*f)(Ureg*, void*), void *a, char *name);
- extern void intrdisable(int sort, int v, void (*f)(Ureg*, void*), void* a, char *name);
- extern void vectors(void);
- extern void vtable(void);
- /*
- * Things called in main.
- */
- extern void clockinit(void);
- extern void i8250console(void);
- extern void links(void);
- extern void mmuinit(void);
- extern void touser(uintptr);
- extern void trapinit(void);
- extern int fpiarm(Ureg*);
- extern int fpudevprocio(Proc*, void*, long, uintptr, int);
- extern void fpuinit(void);
- extern void fpunoted(void);
- extern void fpunotify(Ureg*);
- extern void fpuprocrestore(Proc*);
- extern void fpuprocsave(Proc*);
- extern void fpusysprocsetup(Proc*);
- extern void fpusysrfork(Ureg*);
- extern void fpusysrforkchild(Proc*, Proc*);
- extern int fpuemu(Ureg*);
- /*
- * Miscellaneous machine dependent stuff.
- */
- extern char* getenv(char*, char*, int);
- char* getconf(char*);
- uintptr mmukmap(uintptr, uintptr, usize);
- uintptr mmukunmap(uintptr, uintptr, usize);
- extern void* mmuuncache(void*, usize);
- extern void* ucalloc(usize);
- extern void* ucallocalign(usize size, int align, int span);
- extern void ucfree(void*);
- /*
- * Things called from port.
- */
- extern void delay(int); /* only scheddump() */
- extern int islo(void);
- extern void microdelay(int); /* only edf.c */
- extern void evenaddr(uintptr);
- extern void idlehands(void);
- extern void setkernur(Ureg*, Proc*); /* only devproc.c */
- extern void spldone(void);
- extern int splfhi(void);
- extern int splflo(void);
- extern void sysprocsetup(Proc*);
- /*
- * PCI
- */
- ulong pcibarsize(Pcidev*, int);
- void pcibussize(Pcidev*, ulong*, ulong*);
- int pcicfgr8(Pcidev*, int);
- int pcicfgr16(Pcidev*, int);
- int pcicfgr32(Pcidev*, int);
- void pcicfgw8(Pcidev*, int, int);
- void pcicfgw16(Pcidev*, int, int);
- void pcicfgw32(Pcidev*, int, int);
- void pciclrbme(Pcidev*);
- void pciclrioe(Pcidev*);
- void pciclrmwi(Pcidev*);
- int pcigetpms(Pcidev*);
- void pcihinv(Pcidev*);
- uchar pciipin(Pcidev*, uchar);
- Pcidev* pcimatch(Pcidev*, int, int);
- Pcidev* pcimatchtbdf(int);
- void pcireset(void);
- int pciscan(int, Pcidev**);
- void pcisetbme(Pcidev*);
- void pcisetioe(Pcidev*);
- void pcisetmwi(Pcidev*);
- int pcisetpms(Pcidev*, int);
- int cas32(void*, u32int, u32int);
- int tas32(void*);
- #define CASU(p, e, n) cas32((p), (u32int)(e), (u32int)(n))
- #define CASV(p, e, n) cas32((p), (u32int)(e), (u32int)(n))
- #define CASW(addr, exp, new) cas32((addr), (exp), (new))
- #define TAS(addr) tas32(addr)
- extern void forkret(void);
- extern int userureg(Ureg*);
- void* vmap(uintptr, usize);
- void vunmap(void*, usize);
- extern void kexit(Ureg*);
- #define getpgcolor(a) 0
- #define kmapinval()
- #define PTR2UINT(p) ((uintptr)(p))
- #define UINT2PTR(i) ((void*)(i))
- #define waserror() (up->nerrlab++, setlabel(&up->errlab[up->nerrlab-1]))
- /*
- * this low-level printing stuff is ugly,
- * but there appears to be no other way to
- * print until after #t is populated.
- */
- #define wave(c) { \
- coherence(); \
- while ((*(ulong *)(PHYSCONS+4*5) & (1<<5)) == 0) /* (x->lsr&LSRthre)==0? */ \
- ; \
- *(ulong *)PHYSCONS = (c); \
- coherence(); \
- }
- /*
- * These are not good enough.
- */
- #define KADDR(pa) UINT2PTR(KZERO|((uintptr)(pa)))
- #define PADDR(va) PTR2UINT(((uintptr)(va)) & ~KSEGM)
- #define MASK(v) ((1UL << (v)) - 1) /* mask `v' bits wide */
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