mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-27 08:49:40 +03:00
250 lines
7.5 KiB
C
250 lines
7.5 KiB
C
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//#define ATOM_BIOS 1
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//#define ATOM_BIOS_PARSER 1
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#define OS_BASE 0x80000000
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#include "xmd.h"
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#define NULL (void*)(0)
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#define FALSE 0
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#define TRUE 1
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typedef void *pointer;
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typedef unsigned int Bool;
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typedef unsigned char u8_t;
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typedef unsigned short u16_t;
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typedef unsigned int u32_t;
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typedef unsigned int memType;
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typedef unsigned int size_t;
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#define MAX_HSYNC 8
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#define MAX_VREFRESH 8
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#define INTERLACE_REFRESH_WEIGHT 1.5
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#define SYNC_TOLERANCE 0.01 /* 1 percent */
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#define CLOCK_TOLERANCE 2000 /* Clock matching tolerance (2MHz) */
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typedef struct { float hi, lo; } range;
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#define STDCALL __attribute__ ((stdcall)) __attribute__ ((dllimport))
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#define IMPORT __attribute__ ((dllimport))
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CARD32 STDCALL AllocKernelSpace(unsigned size)__asm__("AllocKernelSpace");
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void* STDCALL KernelAlloc(unsigned size)__asm__("KernelAlloc");
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int KernelFree(void *);
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CARD32 STDCALL MapIoMem(CARD32 Base,CARD32 size,CARD32 flags)__asm__("MapIoMem");
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u8_t STDCALL PciRead8 (u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead8");
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u16_t STDCALL PciRead16(u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead16");
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u32_t STDCALL PciRead32(u32_t bus, u32_t devfn, u32_t reg)__asm__("PciRead32");
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#define pciReadLong(tag, reg) \
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PciRead32(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg))
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u32_t STDCALL PciWrite8 (u32_t bus, u32_t devfn, u32_t reg,u8_t val) __asm__("PciWrite8");
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u32_t STDCALL PciWrite16(u32_t bus, u32_t devfn, u32_t reg,u16_t val)__asm__("PciWrite16");
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u32_t STDCALL PciWrite32(u32_t bus, u32_t devfn, u32_t reg,u32_t val)__asm__("PciWrite32");
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#define pciWriteLong(tag, reg, val) \
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PciWrite32(PCI_BUS_FROM_TAG(tag),PCI_DFN_FROM_TAG(tag),(reg),(val))
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void usleep(u32_t delay);
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///////////////////////////////////////////////////////////////////////////////
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void *malloc(size_t);
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void *calloc( size_t num, size_t size );
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void *realloc(void*, size_t);
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void free(void*);
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#define xalloc malloc
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#define xnfalloc malloc
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#define xcalloc calloc
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#define xnfcalloc calloc
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#define xrealloc realloc
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#define xfree free
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///////////////////////////////////////////////////////////////////////////////
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void* memset(void *s, int c, size_t n);
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void* memcpy(void * dest, const void *src, size_t n);
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int memcmp(const void *s1, const void *s2, size_t n);
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size_t strlen(const char *str);
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char* strcpy(char *to, const char *from);
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char* strcat(char *s, const char *append);
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char* strdup(const char *s);
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char* strchr(const char *s, int c);
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int strcmp(const char *s1, const char *s2);
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#define xstrdup strdup
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///////////////////////////////////////////////////////////////////////////////
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int snprintf(char *s, size_t n, const char *format, ...);
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int printf(const char* format, ...);
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int dbg_open(char *path);
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int dbgprintf(const char* format, ...);
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///////////////////////////////////////////////////////////////////////////////
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/* These are possible return values for xf86CheckMode() and ValidMode() */
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typedef enum {
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MODE_OK = 0, /* Mode OK */
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MODE_HSYNC, /* hsync out of range */
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MODE_VSYNC, /* vsync out of range */
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MODE_H_ILLEGAL, /* mode has illegal horizontal timings */
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MODE_V_ILLEGAL, /* mode has illegal horizontal timings */
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MODE_BAD_WIDTH, /* requires an unsupported linepitch */
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MODE_NOMODE, /* no mode with a maching name */
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MODE_NO_INTERLACE, /* interlaced mode not supported */
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MODE_NO_DBLESCAN, /* doublescan mode not supported */
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MODE_NO_VSCAN, /* multiscan mode not supported */
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MODE_MEM, /* insufficient video memory */
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MODE_VIRTUAL_X, /* mode width too large for specified virtual size */
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MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */
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MODE_MEM_VIRT, /* insufficient video memory given virtual size */
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MODE_NOCLOCK, /* no fixed clock available */
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MODE_CLOCK_HIGH, /* clock required is too high */
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MODE_CLOCK_LOW, /* clock required is too low */
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MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */
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MODE_BAD_HVALUE, /* horizontal timing was out of range */
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MODE_BAD_VVALUE, /* vertical timing was out of range */
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MODE_BAD_VSCAN, /* VScan value out of range */
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MODE_HSYNC_NARROW, /* horizontal sync too narrow */
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MODE_HSYNC_WIDE, /* horizontal sync too wide */
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MODE_HBLANK_NARROW, /* horizontal blanking too narrow */
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MODE_HBLANK_WIDE, /* horizontal blanking too wide */
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MODE_VSYNC_NARROW, /* vertical sync too narrow */
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MODE_VSYNC_WIDE, /* vertical sync too wide */
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MODE_VBLANK_NARROW, /* vertical blanking too narrow */
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MODE_VBLANK_WIDE, /* vertical blanking too wide */
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MODE_PANEL, /* exceeds panel dimensions */
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MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */
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MODE_ONE_WIDTH, /* only one width is supported */
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MODE_ONE_HEIGHT, /* only one height is supported */
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MODE_ONE_SIZE, /* only one resolution is supported */
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MODE_BAD = -2, /* unspecified reason */
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MODE_ERROR = -1 /* error condition */
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} ModeStatus;
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typedef enum {
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V_PHSYNC = 0x0001,
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V_NHSYNC = 0x0002,
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V_PVSYNC = 0x0004,
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V_NVSYNC = 0x0008,
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V_INTERLACE = 0x0010,
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V_DBLSCAN = 0x0020,
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V_CSYNC = 0x0040,
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V_PCSYNC = 0x0080,
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V_NCSYNC = 0x0100,
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V_HSKEW = 0x0200, /* hskew provided */
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V_BCAST = 0x0400,
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V_PIXMUX = 0x1000,
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V_DBLCLK = 0x2000,
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V_CLKDIV2 = 0x4000
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} ModeFlags;
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# define M_T_DEFAULT 0x10 /* (VESA) default modes */
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# define M_T_USERDEF 0x20 /* One of the modes from the config file */
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/* Video mode */
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typedef struct _DisplayModeRec {
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struct _DisplayModeRec * prev;
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struct _DisplayModeRec * next;
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char * name; /* identifier for the mode */
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ModeStatus status;
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int type;
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/* These are the values that the user sees/provides */
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int Clock; /* pixel clock freq */
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int HDisplay; /* horizontal timing */
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int HSyncStart;
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int HSyncEnd;
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int HTotal;
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int HSkew;
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int VDisplay; /* vertical timing */
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int VSyncStart;
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int VSyncEnd;
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int VTotal;
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int VScan;
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int Flags;
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/* These are the values the hardware uses */
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int ClockIndex;
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int SynthClock; /* Actual clock freq to
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* be programmed */
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int CrtcHDisplay;
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int CrtcHBlankStart;
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int CrtcHSyncStart;
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int CrtcHSyncEnd;
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int CrtcHBlankEnd;
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int CrtcHTotal;
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int CrtcHSkew;
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int CrtcVDisplay;
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int CrtcVBlankStart;
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int CrtcVSyncStart;
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int CrtcVSyncEnd;
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int CrtcVBlankEnd;
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int CrtcVTotal;
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Bool CrtcHAdjusted;
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Bool CrtcVAdjusted;
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int PrivSize;
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CARD32* Private;
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int PrivFlags;
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float HSync, VRefresh;
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} DisplayModeRec, *DisplayModePtr;
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typedef struct
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{
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unsigned short red, green, blue;
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} LOCO;
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static void __attribute__ ((always_inline))
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__clear (void * dst, unsigned len)
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{ u32_t tmp;
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asm __volatile__
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(
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"xor eax, eax \n\t"
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"cld \n\t"
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"rep stosb"
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:"=c"(tmp),"=D"(tmp)
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:"c"(len),"D"(dst)
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:"memory","eax","cc"
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);
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};
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static int __attribute__ ((always_inline))
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abs (int i)
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{
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return i < 0 ? -i : i;
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};
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#define DPMSModeOn 0
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#define DPMSModeStandby 1
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#define DPMSModeSuspend 2
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#define DPMSModeOff 3
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#define max(x,y) (((y)>(x))?(y):(x))
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#define min(x,y) (((y)<(x))?(y):(x))
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#define M_T_BUILTIN 0x01 /* built-in mode */
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