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typedef struct Conf Conf;
typedef struct FPU FPU;
typedef struct FPenv FPenv;
typedef struct Label Label;
typedef struct Lock Lock;
typedef struct Mach Mach;
typedef struct Ureg Ureg;
typedef struct ISAConf ISAConf;
typedef struct PCMmap PCMmap;
typedef struct PCIcfg PCIcfg;
typedef struct TouchPnt TouchPnt;
typedef struct TouchTrans TouchTrans;
typedef struct TouchCal TouchCal;
typedef struct Vmode Vmode;
typedef ulong Instr;
#define ISAOPTLEN 16
#define NISAOPT 8
struct Conf
{
ulong nmach; /* processors */
ulong nproc; /* processes */
ulong npage0; /* total physical pages of memory */
ulong npage1; /* total physical pages of memory */
ulong topofmem; /* highest physical address + 1 */
ulong npage; /* total physical pages of memory */
ulong base0; /* base of bank 0 */
ulong base1; /* base of bank 1 */
ulong ialloc; /* max interrupt time allocation in bytes */
ulong flashbase;
ulong cpuspeed;
ulong pagetable;
int useminicache; /* screen.c/lcd.c */
int cansetbacklight; /* screen.c/lcd.c */
int cansetcontrast; /* screen.c/lcd.c */
int remaplo; /* use alt ivec */
int textwrite; /* writeable text segment, for debug */
};
struct ISAConf {
char type[KNAMELEN];
ulong port;
ulong irq;
ulong sairq;
ulong dma;
ulong mem;
ulong size;
ulong freq;
int nopt;
char opt[NISAOPT][ISAOPTLEN];
};
/*
* FPenv.status
*/
enum
{
FPINIT,
FPACTIVE,
FPINACTIVE,
};
struct FPenv
{
ulong status;
ulong control;
ushort fpistate; /* emulated fp */
ulong regs[8][3]; /* emulated fp */
};
/*
* This structure must agree with fpsave and fprestore asm routines
*/
struct FPU
{
FPenv env;
uchar regs[80]; /* floating point registers */
};
struct Label
{
ulong sp;
ulong pc;
};
struct Lock
{
ulong key;
ulong sr;
ulong pc;
int pri;
};
#include "../port/portdat.h"
/*
* machine dependent definitions not used by ../port/dat.h
*/
struct Mach
{
ulong ticks; /* of the clock since boot time */
Proc *proc; /* current process on this processor */
Label sched; /* scheduler wakeup */
Lock alarmlock; /* access to alarm list */
void *alarm; /* alarms bound to this clock */
int machno;
int nrdy;
int stack[1];
};
#define MACHP(n) (n == 0 ? (Mach*)(MACHADDR) : (Mach*)0)
extern Mach Mach0;
extern Mach *m;
extern Proc *up;
typedef struct MemBank {
uint pbase;
uint plimit;
uint vbase;
uint vlimit;
} MemBank;
enum {
// DMA configuration parameters
// DMA Direction
DmaOUT= 0,
DmaIN= 1,
// dma endianess
DmaLittle= 0,
DmaBig= 1,
// dma devices
DmaUDC= 0,
DmaSDLC= 2,
DmaUART0= 4,
DmaHSSP= 6,
DmaUART1= 7, // special case (is really 6)
DmaUART2= 8,
DmaMCPaudio= 10,
DmaMCPtelecom= 12,
DmaSSP= 14,
};
enum touch_source {
TOUCH_READ_X1, TOUCH_READ_X2, TOUCH_READ_X3, TOUCH_READ_X4,
TOUCH_READ_Y1, TOUCH_READ_Y2, TOUCH_READ_Y3, TOUCH_READ_Y4,
TOUCH_READ_P1, TOUCH_READ_P2,
TOUCH_READ_RX1, TOUCH_READ_RX2,
TOUCH_READ_RY1, TOUCH_READ_RY2,
TOUCH_NUMRAWCAL = 10,
};
struct TouchPnt {
int x;
int y;
};
struct TouchTrans {
int xxm;
int xym;
int yxm;
int yym;
int xa;
int ya;
};
struct TouchCal {
TouchPnt p[4]; // screen points
TouchPnt r[4][4];// raw points
TouchTrans t[4]; // transformations
TouchPnt err; // maximum error
TouchPnt var; // usual maximum variance for readings
int ptp; // pressure threshold for press
int ptr; // pressure threshold for release
};
extern TouchCal touchcal;
struct Vmode {
int wid; /* 0 -> default or any match for all fields */
int hgt;
uchar d;
uchar hz;
ushort flags;
};
enum {
VMODE_MONO = 0x0001, /* monochrome display */
VMODE_COLOR = 0x0002, /* color (RGB) display */
VMODE_TFT = 0x0004, /* TFT (active matrix) display */
VMODE_STATIC = 0x0010, /* fixed palette */
VMODE_PSEUDO = 0x0020, /* changeable palette */
VMODE_LINEAR = 0x0100, /* linear frame buffer */
VMODE_PAGED = 0x0200, /* paged frame buffer */
VMODE_PLANAR = 0x1000, /* pixel bits split between planes */
VMODE_PACKED = 0x2000, /* pixel bits packed together */
VMODE_LILEND = 0x4000, /* little endian pixel layout */
VMODE_BIGEND = 0x8000, /* big endian pixel layout */
};
/*
* Interface to PCMCIA stubs
*/
enum {
/* argument to pcmpin() */
PCMready,
PCMeject,
PCMstschng,
};
#define swcursor 1
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