Import sources from 2011-03-30 iso image

1 files changed, 231 insertions, 0 deletions

diff --git a/sys/src/9/ppc/dat.h b/sys/src/9/ppc/dat.h
new file mode 100755
index 000000000..f92367764
--- /dev/null
+++ b/sys/src/9/ppc/dat.h
@@ -0,0 +1,231 @@
+typedef struct Conf	Conf;
+typedef struct FPsave	FPsave;
+typedef struct ISAConf	ISAConf;
+typedef struct Imap	Imap;
+typedef struct Label	Label;
+typedef struct Lock	Lock;
+typedef struct Mach	Mach;
+typedef struct Notsave	Notsave;
+typedef struct PCArch	PCArch;
+typedef struct PMMU	PMMU;
+typedef struct Page	Page;
+typedef struct Pcidev	Pcidev;
+typedef struct Proc	Proc;
+typedef struct Sys	Sys;
+typedef struct Ureg	Ureg;
+typedef struct Vctl	Vctl;
+
+#pragma incomplete Ureg
+#pragma incomplete Imap
+
+#define MAXSYSARG	5	/* for mount(fd, mpt, flag, arg, srv) */
+
+/*
+ *  parameters for sysproc.c
+ */
+#define AOUT_MAGIC	Q_MAGIC
+
+/*
+ *  machine dependent definitions used by ../port/dat.h
+ */
+
+struct Lock
+{
+	ulong	key;			/* semaphore (non-zero = locked) */
+	ulong	sr;
+	ulong	pc;
+	Proc	*p;
+	ulong	pid;
+	ushort	isilock;
+};
+
+struct Label
+{
+	ulong	sp;
+	ulong	pc;
+};
+
+/*
+ * Proc.fpstate
+ */
+enum
+{
+	/* Floating point states */
+	FPinit = 0,
+	FPactive = 1,
+	FPinactive = 2,
+	/* Bit that's or-ed in during note handling (FP is illegal in note handlers) */
+	FPillegal = 0x100,
+};
+
+/*
+ * This structure must agree with fpsave and fprestore asm routines
+ */
+struct FPsave
+{
+	double	fpreg[32];
+	union {
+		double	fpscrd;
+		struct {
+			ulong	pad;
+			ulong	fpscr;
+		};
+	};
+};
+
+struct Conf
+{
+	ulong	nmach;		/* processors */
+	ulong	nproc;		/* processes */
+	ulong	npage0;		/* total physical pages of memory */
+	ulong	npage1;		/* total physical pages of memory */
+	ulong	npage;		/* total physical pages of memory */
+	ulong	base0;		/* base of bank 0 */
+	ulong	base1;		/* base of bank 1 */
+	ulong	upages;		/* user page pool */
+	ulong	nimage;		/* number of page cache image headers */
+	ulong	nswap;		/* number of swap pages */
+	int	nswppo;		/* max # of pageouts per segment pass */
+	ulong	copymode;	/* 0 is copy on write, 1 is copy on reference */
+	int	monitor;	/* has display? */
+	ulong	ialloc;		/* bytes available for interrupt time allocation */
+	ulong	pipeqsize;	/* size in bytes of pipe queues */
+};
+
+/*
+ *  mmu goo in the Proc structure
+ */
+#define NCOLOR 1
+struct PMMU
+{
+	int	mmupid;
+	Ureg	*mmureg;		/* pointer to ureg structure */
+};
+
+/*
+ *  things saved in the Proc structure during a notify
+ */
+struct Notsave
+{
+	ulong	UNUSED;
+};
+
+#include "../port/portdat.h"
+
+/*
+ *  machine dependent definitions not used by ../port/dat.h
+ */
+/*
+ * Fake kmap
+ */
+typedef	void		KMap;
+#define	VA(k)		((ulong)(k))
+#define	kmap(p)		(KMap*)((p)->pa|KZERO)
+#define	kunmap(k)
+
+struct Mach
+{
+	/* OFFSETS OF THE FOLLOWING KNOWN BY l.s */
+/*0x00*/	int	machno;	/* physical id of processor */
+/*0x04*/	ulong	splpc;	/* pc that called splhi() */
+/*0x08*/	Proc	*proc;	/* current process on this processor */
+	/* Debugging/statistics for software TLB in l.s (therefore, also known by l.s) */
+/*0x0c*/	ulong	tlbfault;	/* type of last miss */
+/*0x10*/	ulong	imiss;	/* number of instruction misses */
+/*0x14*/	ulong	dmiss;	/* number of data misses */
+
+	/* ordering from here on irrelevant */
+
+	Imap*	imap;
+
+	ulong	ticks;		/* of the clock since boot time */
+	Label	sched;		/* scheduler wakeup */
+	Lock	alarmlock;	/* access to alarm list */
+	void	*alarm;		/* alarms bound to this clock */
+	int	inclockintr;
+	int	cputype;
+	ulong	loopconst;
+	Perf	perf;		/* performance counters */
+
+	Proc*	readied;	/* for runproc */
+	ulong	schedticks;	/* next forced context switch */
+
+	ulong	clkin;		/* basic clock frequency */
+	ulong	vco_out;
+	vlong	cpuhz;
+	uvlong	cyclefreq;	/* Frequency of user readable cycle counter */
+	ulong	bushz;
+	ulong	dechz;
+	ulong	tbhz;
+	ulong	cpmhz;		/* communications processor module frequency */
+	ulong	brghz;		/* baud rate generator frequency */
+
+	ulong	pcclast;
+	uvlong	fastclock;
+
+	int	tlbpurge;	/* # of tlb purges */
+	int	pfault;		/* # of page faults */
+	int	cs;
+	int	syscall;
+	int	load;
+	int	intr;
+	int	flushmmu;	/* make current proc flush it's mmu state */
+	int	ilockdepth;
+
+	ulong	ptabbase;	/* start of page table in kernel virtual space */
+	int	slotgen;	/* next pte (byte offset) when pteg is full */
+	int	mmupid;		/* next mmu pid to use */
+	int	sweepcolor;
+	int	trigcolor;
+	Rendez	sweepr;
+
+	ulong	spuriousintr;
+	int	lastintr;
+
+	/* MUST BE LAST */
+	int	stack[1];
+};
+
+struct
+{
+	Lock;
+	short	machs;
+	short	exiting;
+	short	ispanic;
+}active;
+
+/*
+ *  a parsed plan9.ini line
+ */
+#define NISAOPT		8
+
+struct ISAConf {
+	char	*type;
+	ulong	port;
+	int	irq;
+	ulong	dma;
+	ulong	mem;
+	ulong	size;
+	ulong	freq;
+
+	int	nopt;
+	char	*opt[NISAOPT];
+};
+
+struct Vctl {
+	Vctl*	next;		/* handlers on this vector */
+
+	char	name[KNAMELEN];	/* of driver */
+	int	isintr;		/* interrupt or fault/trap */
+	int	irq;
+
+	void	(*f)(Ureg*, void*);	/* handler to call */
+	void*	a;		/* argument to call it with */
+};
+
+extern Mach mach0;
+
+extern register Mach *m;
+extern register Proc *up;
+
+extern FPsave initfp;