add raspberry pi kernel (from sources)

1 files changed, 118 insertions, 0 deletions

diff --git a/sys/src/9/bcm/fns.h b/sys/src/9/bcm/fns.h
new file mode 100644
index 000000000..92615d9ed
--- /dev/null
+++ b/sys/src/9/bcm/fns.h
@@ -0,0 +1,118 @@
+#include "../port/portfns.h"
+
+Dirtab*	addarchfile(char*, int, long(*)(Chan*, void*, long, vlong), 
+	long(*)(Chan*, void*, long, vlong));
+extern void archreboot(void);
+extern void archreset(void);
+extern void armtimerset(int);
+extern void cachedwbinv(void);
+extern void cachedwbse(void*, int);
+extern void cachedwbinvse(void*, int);
+extern void cacheiinv(void);
+extern void cacheuwbinv(void);
+extern uintptr cankaddr(uintptr pa);
+extern int cas32(void*, u32int, u32int);
+extern void checkmmu(uintptr, uintptr);
+extern void clockinit(void);
+extern void clockshutdown(void);
+extern int cmpswap(long*, long, long);
+extern void coherence(void);
+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 void dmastart(int, int, int, void*, void*, int);
+extern int dmawait(int);
+extern int fbblank(int);
+extern void* fbinit(int, int*, int*, int*);
+extern u32int farget(void);
+extern void fpon(void);
+extern ulong fprd(int fpreg);
+extern void fprestreg(int fpreg, uvlong val);
+extern void fpsave(FPsave *);
+extern ulong fpsavereg(int fpreg, uvlong *fpp);
+extern void fpwr(int fpreg, ulong val);
+extern u32int fsrget(void);
+extern ulong getclkrate(int);
+extern char* getconf(char*);
+extern char *getethermac(void);
+extern uint getfirmware(void);
+extern int getpower(int);
+extern void getramsize(Confmem*);
+extern u32int ifsrget(void);
+extern void irqenable(int, void (*)(Ureg*, void*), void*);
+#define intrenable(i, f, a, b, n) irqenable((i), (f), (a))
+extern void intrsoff(void);
+extern int isaconfig(char*, int, ISAConf*);
+extern void links(void);
+extern void mmuinit(void);
+extern void mmuinit1(void);
+extern void mmuinvalidate(void);
+extern void mmuinvalidateaddr(u32int);
+extern uintptr mmukmap(uintptr, uintptr, usize);
+extern void okay(int);
+extern void procrestore(Proc *);
+extern void procsave(Proc*);
+extern void procfork(Proc*);
+extern void procsetup(Proc*);
+extern void screeninit(void);
+#define sdfree(p) free(p)
+#define sdmalloc(n)	mallocalign(n, CACHELINESZ, 0, 0)
+extern void setpower(int, int);
+extern void setr13(int, u32int*);
+extern int splfhi(void);
+extern int splflo(void);
+extern void swcursorinit(void);
+extern int tas(void *);
+extern void touser(uintptr);
+extern void trapinit(void);
+extern void uartconsinit(void);
+extern int userureg(Ureg*);
+extern void vectors(void);
+extern void vtable(void);
+
+/*
+ * floating point emulation
+ */
+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*, Ureg*, Proc*);
+extern int fpuemu(Ureg*);
+/*
+ * 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* sysexecregs(uintptr, ulong, int);
+extern void sysprocsetup(Proc*);
+
+extern void kexit(Ureg*);
+
+#define	getpgcolor(a)	0
+#define	kmapinval()
+#define countpagerefs(a, b)
+
+#define PTR2UINT(p)	((uintptr)(p))
+#define UINT2PTR(i)	((void*)(i))
+
+#define	waserror()	(up->nerrlab++, setlabel(&up->errlab[up->nerrlab-1]))
+
+#define KADDR(pa)	UINT2PTR(KZERO    | ((uintptr)(pa) & ~KSEGM))
+#define PADDR(va)	PTR2UINT(PHYSDRAM | ((uintptr)(va) & ~KSEGM))
+#define DMAADDR(va)	PTR2UINT(BUSDRAM  | ((uintptr)(va) & ~KSEGM))
+#define DMAIO(va)	PTR2UINT(BUSIO    | ((uintptr)(va) & ~VIRTIO))
+
+#define MASK(v)	((1UL << (v)) - 1)	/* mask `v' bits wide */