add tegra2 soc kernel (from sources)

1 files changed, 231 insertions, 0 deletions

diff --git a/sys/src/9/teg2/fns.h b/sys/src/9/teg2/fns.h
new file mode 100644
index 000000000..1e2e55fe5
--- /dev/null
+++ b/sys/src/9/teg2/fns.h
@@ -0,0 +1,231 @@
+#define checkmmu(a, b)
+#define countpagerefs(a, b)
+
+#include "../port/portfns.h"
+
+typedef struct Ether Ether;
+struct Ether;
+
+extern int led(int, int);
+extern void ledexit(int);
+extern void delay(int);
+extern void _uartputs(char*, int);
+extern int _uartprint(char*, ...);
+
+#pragma	varargck argpos	_uartprint 1
+
+extern long ainc(long *);
+extern long adec(long *);
+extern void allcacheinfo(Memcache *);
+extern void allcacheson(void);
+extern int archether(unsigned, Ether *);
+extern void archreboot(void);
+extern void archreset(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 chkmissing(void);
+extern void clockprod(Ureg *);
+extern void clockshutdown(void);
+extern int clz(ulong);
+extern int cmpswap(long*, long, long);
+extern void coherence(void);
+extern void configscreengpio(void);
+extern u32int controlget(void);
+extern void cortexa9cachecfg(void);
+extern u32int cpctget(void);
+extern u32int cpidget(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 char *cputype2name(char *buf, int size);
+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(vlp) *(vlp) = (ulong)lcycles()
+extern u32int dacget(void);
+extern void dacput(u32int);
+extern void dmainit(void);
+extern int dmastart(void *, int, void *, int, uint, Rendez *, int *);
+extern void dmatest(void);
+extern void dump(void *vaddr, int words);
+extern u32int farget(void);
+extern void fpclear(void);
+extern void fpoff(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 getauxctl(void);
+extern ulong getclvlid(void);
+extern ulong getcyc(void);
+extern int getncpus(void);
+extern u32int getpsr(void);
+extern u32int getscr(void);
+extern ulong getwayssets(void);
+extern void intcmask(uint);
+extern void intcunmask(uint);
+extern void intrcpu(int);
+extern void intrcpushutdown(void);
+extern void intrshutdown(void);
+extern void intrsoff(void);
+extern int isaconfig(char*, int, ISAConf*);
+extern int isdmadone(int);
+extern int ispow2(uvlong);
+extern void l1diag(void);
+extern void l2pl310init(void);
+extern int log2(ulong);
+extern void machoff(uint cpu);
+extern void machon(uint cpu);
+extern void memdiag(ulong *);
+extern void mmuidmap(uintptr phys, int mbs);
+extern void mmuinvalidate(void);		/* 'mmu' or 'tlb'? */
+extern void mmuinvalidateaddr(u32int);		/* 'mmu' or 'tlb'? */
+extern void mousectl(Cmdbuf *cb);
+extern ulong pcibarsize(Pcidev*, int);
+extern void pcibussize(Pcidev*, ulong*, ulong*);
+extern int pcicfgr8(Pcidev*, int);
+extern int pcicfgr16(Pcidev*, int);
+extern int pcicfgr32(Pcidev*, int);
+extern void pcicfgw8(Pcidev*, int, int);
+extern void pcicfgw16(Pcidev*, int, int);
+extern void pcicfgw32(Pcidev*, int, int);
+extern void pciclrbme(Pcidev*);
+extern void pciclrioe(Pcidev*);
+extern void pciclrmwi(Pcidev*);
+extern void pcieintrdone(void);
+extern int pcigetpms(Pcidev*);
+extern void pcihinv(Pcidev*);
+extern uchar pciipin(Pcidev*, uchar);
+extern Pcidev* pcimatch(Pcidev*, int, int);
+extern Pcidev* pcimatchtbdf(int);
+extern void pcireset(void);
+extern void pcisetbme(Pcidev*);
+extern void pcisetioe(Pcidev*);
+extern void pcisetmwi(Pcidev*);
+extern int pcisetpms(Pcidev*, int);
+extern u32int pidget(void);
+extern void pidput(u32int);
+extern void prcachecfg(void);
+extern vlong probeaddr(uintptr);
+extern void procrestore(Proc *);
+extern void procsave(Proc*);
+extern void procfork(Proc*);
+extern void procsetup(Proc*);
+extern void putauxctl(ulong);
+extern void _reset(void);
+extern void screenclockson(void);
+extern void screeninit(void);
+extern void serialputc(int c);
+extern void serialputs(char* s, int n);
+extern void setcachelvl(int);
+extern void setsp(uintptr);
+extern void setr13(int, u32int*);
+extern ulong smpon(void);
+extern int startcpu(uint);
+extern void stopcpu(uint);
+extern int tas(void *);
+extern void tegclock0init(void);
+extern void tegclockinit(void);
+extern void tegclockintr(void);
+extern void tegclockshutdown(void);
+extern void tegwdogintr(Ureg *, void *);
+extern u32int ttbget(void);
+extern void ttbput(u32int);
+extern void _vrst(void);
+extern void wakewfi(void);
+extern void watchdoginit(void);
+extern void wfi(void);
+
+extern int irqenable(uint, void (*)(Ureg*, void*), void*, char*);
+extern int irqdisable(uint, void (*)(Ureg*, void*), void*, char*);
+#define intrenable(i, f, a, b, n)	irqenable((i), (f), (a), (n))
+#define intrdisable(i, f, a, b, n)	irqdisable((i), (f), (a), (n))
+extern void vectors(void);
+extern void vtable(void);
+
+/*
+ * Things called in main.
+ */
+extern void archconfinit(void);
+extern void clockinit(void);
+extern int 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*, Ureg*, Proc*);
+extern int fpuemu(Ureg*);
+
+/*
+ * Miscellaneous machine dependent stuff.
+ */
+extern int cas(int *, int, int);
+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 Block* ucallocb(int);
+extern void* ucallocalign(usize size, int align, int span);
+extern void ucfree(void*);
+extern void ucfreeb(Block*);
+
+/*
+ * 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*);
+
+/* libc */
+long labs(long);
+
+/*
+ * PCI stuff.
+ */
+
+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]))
+
+#define KADDR(pa)	UINT2PTR(KZERO    | ((uintptr)(pa) & ~KSEGM))
+#define PADDR(va)	PTR2UINT(PHYSDRAM | ((uintptr)(va) & ~KSEGM))
+
+#define MASK(v)	((1UL << (v)) - 1)	/* mask `v' bits wide */