20060303

1 files changed, 217 insertions, 0 deletions

diff --git a/os/boot/rpcg/dat.h b/os/boot/rpcg/dat.h
new file mode 100644
index 00000000..edadc030
--- /dev/null
+++ b/os/boot/rpcg/dat.h
@@ -0,0 +1,217 @@
+typedef struct Alarm Alarm;
+typedef struct Block Block;
+typedef struct IMM IMM;
+typedef struct Queue Queue;
+
+typedef struct List {
+	void	*next;
+} List;
+
+typedef struct {
+	int	fake;
+	int	pri;
+} Lock;
+#define	lock(x)
+#define	unlock(x)
+
+struct Alarm {
+	List;
+	int	busy;
+	long	dt;
+	void	(*f)(Alarm*);
+	void	*arg;
+};
+
+enum {
+	Eaddrlen	= 6,
+	ETHERMINTU	= 60,		/* minimum transmit size */
+	ETHERMAXTU	= 1514,		/* maximum transmit size */
+	ETHERHDRSIZE	= 14,		/* size of an ethernet header */
+
+	MaxEther	= 4,
+};
+
+typedef struct {
+	uchar	d[Eaddrlen];
+	uchar	s[Eaddrlen];
+	uchar	type[2];
+	uchar	data[1500];
+	uchar	crc[4];
+} Etherpkt;
+
+extern uchar broadcast[Eaddrlen];
+
+enum {
+	Npart		= 20+2,		/* 8 sub partitions, disk, and partition */
+	Maxxfer		= 16*1024,	/* maximum transfer size/cmd */
+};
+
+typedef struct {
+	ulong	start;
+	ulong	end;
+	char	name[NAMELEN+1];
+} Partition;
+
+typedef struct {
+	int	online;
+	int	npart;		/* number of real partitions */
+	Partition p[Npart];
+	ulong	offset;
+	Partition *current;	/* current partition */
+
+	ulong	cap;		/* total bytes */
+	int	bytes;		/* bytes/sector */
+	int	sectors;	/* sectors/track */
+	int	heads;		/* heads/cyl */
+	long	cyl;		/* cylinders/drive */
+
+	char	lba;		/* true if drive has logical block addressing */
+	char	multi;		/* non-zero if drive does multiple block xfers */
+} Disc;
+
+enum {
+	ScsiTestunit	= 0x00,
+	ScsiExtsens	= 0x03,
+	ScsiInquiry	= 0x12,
+	ScsiModesense	= 0x1a,
+	ScsiStartunit	= 0x1B,
+	ScsiStopunit	= 0x1B,
+	ScsiGetcap	= 0x25,
+	ScsiRead	= 0x08,
+	ScsiWrite	= 0x0a,
+	ScsiExtread	= 0x28,
+	ScsiExtwrite	= 0x2a,
+
+	/* data direction */
+	ScsiIn		= 1,
+	ScsiOut		= 0,
+};
+
+typedef struct Scsibuf Scsibuf;
+typedef struct Scsibuf {
+	void*		virt;
+	void*		phys;
+	Scsibuf*	next;
+};
+
+typedef struct Scsidata {
+	uchar*		base;
+	uchar*		lim;
+	uchar*		ptr;
+} Scsidata;
+
+typedef struct Ureg Ureg;
+
+typedef struct Scsi {
+	ulong		pid;
+	ushort		target;
+	ushort		lun;
+	ushort		rflag;
+	ushort		status;
+	Scsidata 	cmd;
+	Scsidata 	data;
+	Scsibuf*	b;
+	uchar*		save;
+	uchar		cmdblk[16];
+} Scsi;
+
+typedef struct Segdesc {
+	ulong	d0;
+	ulong	d1;
+} Segdesc;
+
+typedef struct Mach {
+	ulong	ticks;			/* of the clock since boot time */
+	ulong	delayloop;
+	long	cpuhz;	/* general system clock (cycles) */
+	long	clockgen;	/* clock generator frequency (cycles) */
+	ulong	cpupvr;	/* cpu type in processor version register */
+	ulong	cputype;	/* cpu variant in BCD (eg, 0x823xx) */
+	void*	alarm;			/* alarms bound to this clock */
+	ulong*	bcsr;
+	IMM*	iomem;
+} Mach;
+
+/* Mach.cputype */
+#define MPCREV(x)	((x) & 0xFF)
+#define MPCMODEL(x)	(((x)>>8) & 0xFFF)
+#define MPCFAMILY(x)	(((x)>>24) & 0x0F)
+
+
+extern Mach *m;
+
+#define Q_MAGIC		((((4*21)+0)*21)+7)
+
+typedef struct Exec Exec;
+struct	Exec
+{
+	uchar	magic[4];		/* magic number */
+	uchar	text[4];	 	/* size of text segment */
+	uchar	data[4];	 	/* size of initialized data */
+	uchar	bss[4];	  		/* size of uninitialized data */
+	uchar	syms[4];	 	/* size of symbol table */
+	uchar	entry[4];	 	/* entry point */
+	uchar	spsz[4];		/* size of sp/pc offset table */
+	uchar	pcsz[4];		/* size of pc/line number table */
+};
+
+/*
+ *  bootline passed by boot program
+ */
+#define BOOTLINE ((char *)0x200000-150)
+
+/*
+ * Where we leave configuration info.
+ */
+#define BOOTARGS	((char*)(0x200000))
+#define	BOOTARGSLEN	1024
+#define	MAXCONF		32
+
+/*
+ *  a parsed plan9.ini line
+ */
+#define ISAOPTLEN	16
+#define NISAOPT		8
+
+typedef struct  ISAConf {
+	char	type[NAMELEN];
+	ulong	port;
+	ulong	irq;
+	ulong	mem;
+	ulong	size;
+	uchar	ea[6];
+
+	int	nopt;
+	char	opt[NISAOPT][ISAOPTLEN];
+} ISAConf;
+
+typedef struct {
+	int	size;
+	ulong	addr;
+} Map;
+
+typedef struct {
+	char*	name;
+	Map*	map;
+	Map*	mapend;
+
+	Lock;
+} RMap;
+
+typedef struct PCIcfg PCIcfg;
+
+extern	uchar*	vgamem;
+
+struct Block {
+	uchar	*rp;
+	uchar	*wp;
+	uchar	*lim;
+	uchar	*data;
+	Block*	next;
+	ulong	magic;
+};
+#define	BLEN(b)	((b)->wp-(b)->rp)
+
+typedef struct QLock {
+	int	dummy;
+} QLock;