machxbox.h File Reference

#include "mm.h"
#include <drivers/xbox/xgpu.h>

Include dependency graph for machxbox.h:

Go to the source code of this file.

Functions
VOID	XboxConsPutChar (int Ch)
BOOLEAN	XboxConsKbHit (VOID)
int	XboxConsGetCh (VOID)
VOID	XboxVideoInit (VOID)
VOID	XboxVideoClearScreen (UCHAR Attr)
VIDEODISPLAYMODE	XboxVideoSetDisplayMode (PCSTR DisplayModem, BOOLEAN Init)
VOID	XboxVideoGetDisplaySize (PULONG Width, PULONG Height, PULONG Depth)
ULONG	XboxVideoGetBufferSize (VOID)
VOID	XboxVideoGetFontsFromFirmware (PULONG RomFontPointers)
VOID	XboxVideoSetTextCursorPosition (UCHAR X, UCHAR Y)
VOID	XboxVideoHideShowTextCursor (BOOLEAN Show)
VOID	XboxVideoPutChar (int Ch, UCHAR Attr, unsigned X, unsigned Y)
VOID	XboxVideoCopyOffScreenBufferToVRAM (PVOID Buffer)
BOOLEAN	XboxVideoIsPaletteFixed (VOID)
VOID	XboxVideoSetPaletteColor (UCHAR Color, UCHAR Red, UCHAR Green, UCHAR Blue)
VOID	XboxVideoGetPaletteColor (UCHAR Color, UCHAR *Red, UCHAR *Green, UCHAR *Blue)
VOID	XboxVideoSync (VOID)
VOID	XboxVideoPrepareForReactOS (VOID)
VOID	XboxPrepareForReactOS (VOID)
VOID	XboxMemInit (VOID)
PFREELDR_MEMORY_DESCRIPTOR	XboxMemGetMemoryMap (ULONG *MemoryMapSize)
BOOLEAN	XboxDiskReadLogicalSectors (UCHAR DriveNumber, ULONGLONG SectorNumber, ULONG SectorCount, PVOID Buffer)
BOOLEAN	XboxDiskGetDriveGeometry (UCHAR DriveNumber, PGEOMETRY DriveGeometry)
ULONG	XboxDiskGetCacheableBlockCount (UCHAR DriveNumber)
TIMEINFO *	XboxGetTime (VOID)
PCONFIGURATION_COMPONENT_DATA	XboxHwDetect (_In_opt_ PCSTR Options)
VOID	XboxHwIdle (VOID)
VOID	XboxSetLED (PCSTR Pattern)

Function Documentation

XboxConsGetCh()

int XboxConsGetCh

(

VOID

)

Definition at line 79 of file xboxcons.c.

{
    /* No keyboard support yet */
    while (1) ;
 
    return 0;
}

Referenced by MachInit().

XboxConsKbHit()

BOOLEAN XboxConsKbHit

(

VOID

)

Definition at line 72 of file xboxcons.c.

{
    /* No keyboard support yet */
    return FALSE;
}

Referenced by MachInit().

XboxConsPutChar()

VOID XboxConsPutChar

(

int

Ch

)

Definition at line 29 of file xboxcons.c.

{
    ULONG Width, Height, Unused;
    BOOLEAN NeedScroll;
 
    XboxVideoGetDisplaySize(&Width, &Height, &Unused);
 
    NeedScroll = (CurrentCursorY >= Height);
    if (NeedScroll)
    {
        FbConsScrollUp(CurrentAttr);
        --CurrentCursorY;
    }
 
    if (c == '\r')
    {
        CurrentCursorX = 0;
    }
    else if (c == '\n')
    {
        CurrentCursorX = 0;
 
        if (!NeedScroll)
            ++CurrentCursorY;
    }
    else if (c == '\t')
    {
        CurrentCursorX = (CurrentCursorX + 8) & ~ 7;
    }
    else
    {
        XboxVideoPutChar(c, CurrentAttr, CurrentCursorX, CurrentCursorY);
        CurrentCursorX++;
    }
 
    if (CurrentCursorX >= Width)
    {
        CurrentCursorX = 0;
        CurrentCursorY++;
    }
}

Referenced by MachInit().

XboxDiskGetCacheableBlockCount()

ULONG XboxDiskGetCacheableBlockCount

(

UCHAR

DriveNumber

)

Definition at line 194 of file xboxdisk.c.

{
    PDEVICE_UNIT DeviceUnit;
 
    DeviceUnit = XboxDiskDriveNumberToDeviceUnit(DriveNumber);
    if (!DeviceUnit)
        return 1; // Unknown count.
 
    /*
     * If LBA is supported then the block size will be 64 sectors (32k).
     * If not then the block size is the size of one track.
     */
    if (DeviceUnit->Flags & ATA_DEVICE_LBA)
        return 64;
    else
        return DeviceUnit->SectorsPerTrack;
}

Referenced by MachInit().

XboxDiskGetDriveGeometry()

BOOLEAN XboxDiskGetDriveGeometry	(	UCHAR	DriveNumber,
		PGEOMETRY	DriveGeometry
	)

Definition at line 174 of file xboxdisk.c.

{
    PDEVICE_UNIT DeviceUnit;
 
    TRACE("XboxDiskGetDriveGeometry(0x%x)\n", DriveNumber);
 
    DeviceUnit = XboxDiskDriveNumberToDeviceUnit(DriveNumber);
    if (!DeviceUnit)
        return FALSE;
 
    Geometry->Cylinders = DeviceUnit->Cylinders;
    Geometry->Heads = DeviceUnit->Heads;
    Geometry->SectorsPerTrack = DeviceUnit->SectorsPerTrack;
    Geometry->BytesPerSector = DeviceUnit->SectorSize;
    Geometry->Sectors = DeviceUnit->TotalSectors;
 
    return TRUE;
}

Referenced by MachInit(), and XboxGetHarddiskConfigurationData().

XboxDiskReadLogicalSectors()

BOOLEAN XboxDiskReadLogicalSectors	(	UCHAR	DriveNumber,
		ULONGLONG	SectorNumber,
		ULONG	SectorCount,
		PVOID	Buffer
	)

XboxGetTime()

TIMEINFO * XboxGetTime

(

VOID

)

Definition at line 46 of file xboxrtc.c.

{
    static TIMEINFO TimeInfo;
 
    while (HalpQueryCMOS (RTC_REGISTER_A) & RTC_REG_A_UIP)
    {
        ;
    }
 
    TimeInfo.Second = BCD_INT(HalpQueryCMOS(0));
    TimeInfo.Minute = BCD_INT(HalpQueryCMOS(2));
    TimeInfo.Hour = BCD_INT(HalpQueryCMOS(4));
    TimeInfo.Day = BCD_INT(HalpQueryCMOS(7));
    TimeInfo.Month = BCD_INT(HalpQueryCMOS(8));
    TimeInfo.Year = BCD_INT(HalpQueryCMOS(9));
    if (TimeInfo.Year > 80)
        TimeInfo.Year += 1900;
    else
        TimeInfo.Year += 2000;
 
    return &TimeInfo;
}

Referenced by MachInit().

XboxHwDetect()

PCONFIGURATION_COMPONENT_DATA XboxHwDetect

(

_In_opt_ PCSTR

Options

)

Definition at line 291 of file machxbox.c.

{
    PCONFIGURATION_COMPONENT_DATA SystemKey;
    ULONG BusNumber = 0;
 
    TRACE("DetectHardware()\n");
 
    /* Create the 'System' key */
    FldrCreateSystemKey(&SystemKey, "Original Xbox (PC/AT like)");
 
    GetHarddiskConfigurationData = XboxGetHarddiskConfigurationData;
    FindPciBios = XboxFindPciBios;
 
    /* TODO: Build actual Xbox's hardware configuration tree */
    DetectPciBios(SystemKey, &BusNumber);
    DetectIsaBios(Options, SystemKey, &BusNumber);
 
    /* On XBOX, the display controller is on PCI bus #1 */
    {
    PCONFIGURATION_COMPONENT_DATA BusKey;
    ULONG NumPciBus = 0;
    ULONG PciBusToFind = 1;
 
    /* PCI buses are under the System Key (i.e. siblings) */
    for (BusKey = SystemKey->Child; BusKey; BusKey = BusKey->Sibling)
    {
        ERR("** XBOX: Current bus '%s' **\n", BusKey->ComponentEntry.Identifier);
 
        /* Try to get a match */
        if ((BusKey->ComponentEntry.Class == AdapterClass) &&
            (BusKey->ComponentEntry.Type  == MultiFunctionAdapter) &&
            /* Verify it's a PCI key */
            (BusKey->ComponentEntry.Identifier &&
             !_stricmp(BusKey->ComponentEntry.Identifier, "PCI")))
        {
            /* Got a PCI bus, check whether it's the one to find */
            if (NumPciBus == PciBusToFind)
            {
                ERR("** XBOX: PCI bus #%lu found!\n **\n", PciBusToFind);
                break;
            }
            /* Nope, continue */
            ++NumPciBus;
        }
    }
    if (BusKey)
    {
        ERR("** XBOX: Adding Display Controller on PCI #1 **\n");
        DetectDisplayController(BusKey);
    }
    }
 
    TRACE("DetectHardware() Done\n");
    return SystemKey;
}

Referenced by MachInit().

XboxHwIdle()

VOID XboxHwIdle

(

VOID

)

Definition at line 348 of file machxbox.c.

{
    /* UNIMPLEMENTED */
}

Referenced by MachInit().

XboxMemGetMemoryMap()

PFREELDR_MEMORY_DESCRIPTOR XboxMemGetMemoryMap

(

ULONG *

MemoryMapSize

)

Definition at line 228 of file xboxmem.c.

{
    memory_map_t * MbMap;
    INT Count, i;
 
    TRACE("XboxMemGetMemoryMap()\n");
 
    MbMap = XboxGetMultibootMemoryMap(&Count);
    if (MbMap)
    {
        /* Obtain memory map via multiboot spec */
 
        for (i = 0; i < Count; i++, MbMap++)
        {
            TRACE("i = %d, base_addr_low = 0x%p, length_low = 0x%p\n", i, MbMap->base_addr_low, MbMap->length_low);
 
            if (MbMap->base_addr_high > 0 || MbMap->length_high > 0)
            {
                ERR("Memory descriptor base or size is greater than 4 GB, should not happen on Xbox!\n");
                ASSERT(FALSE);
            }
 
            SetMemory(XboxMemoryMap,
                      MbMap->base_addr_low,
                      MbMap->length_low,
                      XboxMultibootMemoryType(MbMap->type));
        }
    }
    else
    {
        /* Synthesize memory map */
 
        /* Available RAM block */
        SetMemory(XboxMemoryMap,
                  0,
                  AvailableMemoryMb * 1024 * 1024,
                  LoaderFree);
 
        if (FrameBufferSize != 0)
        {
            /* Video memory */
            ReserveMemory(XboxMemoryMap,
                          FrameBuffer,
                          FrameBufferSize,
                          LoaderFirmwarePermanent,
                          "Video memory");
        }
    }
 
    *MemoryMapSize = PcMemFinalizeMemoryMap(XboxMemoryMap);
    return XboxMemoryMap;
}

Referenced by MachInit().

XboxMemInit()

VOID XboxMemInit

(

VOID

)

Definition at line 117 of file xboxmem.c.

{
    PCI_TYPE1_CFG_BITS PciCfg1;
    UCHAR ControlRegion[TEST_SIZE];
    PVOID MembaseTop = (PVOID)(64 * 1024 * 1024);
    PVOID MembaseLow = (PVOID)0;
 
    WRITE_REGISTER_ULONG((PULONG)(NvBase + NV2A_FB_CFG0), 0x03070103);
    WRITE_REGISTER_ULONG((PULONG)(NvBase + NV2A_FB_CFG0 + 4), 0x11448000);
 
    /* Select Host to PCI bridge */
    PciCfg1.u.bits.Enable = 1;
    PciCfg1.u.bits.BusNumber = 0;
    PciCfg1.u.bits.DeviceNumber = 0;
    PciCfg1.u.bits.FunctionNumber = 0;
    PciCfg1.u.bits.Reserved = 0;
    /* Prepare hardware for 128 MB */
    PciCfg1.u.bits.RegisterNumber = 0x84;
 
    WRITE_PORT_ULONG(PCI_TYPE1_ADDRESS_PORT, PciCfg1.u.AsULONG);
    WRITE_PORT_ULONG((PULONG)PCI_TYPE1_DATA_PORT, 0x7FFFFFF);
 
    InstalledMemoryMb = 64;
    memset(ControlRegion, TEST_PATTERN1, TEST_SIZE);
    memset(MembaseTop, TEST_PATTERN1, TEST_SIZE);
    __wbinvd();
 
    if (memcmp(MembaseTop, ControlRegion, TEST_SIZE) == 0)
    {
        /* Looks like there is memory .. maybe a 128MB box */
        memset(ControlRegion, TEST_PATTERN2, TEST_SIZE);
        memset(MembaseTop, TEST_PATTERN2, TEST_SIZE);
        __wbinvd();
        if (memcmp(MembaseTop, ControlRegion, TEST_SIZE) == 0)
        {
            /* Definitely looks like there is memory */
            if (memcmp(MembaseLow, ControlRegion, TEST_SIZE) == 0)
            {
                /* Hell, we find the Test-string at 0x0 too! */
                InstalledMemoryMb = 64;
            }
            else
            {
                InstalledMemoryMb = 128;
            }
        }
    }
 
    /* Set hardware for amount of memory detected */
    WRITE_PORT_ULONG(PCI_TYPE1_ADDRESS_PORT, PciCfg1.u.AsULONG);
    WRITE_PORT_ULONG((PULONG)PCI_TYPE1_DATA_PORT, InstalledMemoryMb * 1024 * 1024 - 1);
 
    AvailableMemoryMb = InstalledMemoryMb;
 
    XboxInitializePCI();
}

Referenced by MachInit().

XboxPrepareForReactOS()

VOID XboxPrepareForReactOS

(

VOID

)

Definition at line 440 of file machxbox.c.

{
    /* Prepare video and turn off debug messages to screen */
    XboxVideoPrepareForReactOS();
    DebugDisableScreenPort();
}

Referenced by MachInit().

XboxSetLED()

VOID XboxSetLED

(

PCSTR

Pattern

)

Definition at line 198 of file xboxi2c.c.

                          {
    const char *x = pattern;
    int r, g;
 
    if(strlen(pattern) == 4) {
        r = g = 0;
        while (*x) {
            r *= 2;
            g *= 2;
            switch (*x) {
                case 'r':
                    r++;
                    break;
                case 'g':
                    g++;
                    break;
                case 'o':
                    r++;
                    g++;
                    break;
            }
            x++;
        }
        I2cSetFrontpanelLed(((r<<4) & 0xF0) + (g & 0xF));
    }
}

Referenced by MachInit().

XboxVideoClearScreen()

VOID XboxVideoClearScreen

(

UCHAR

Attr

)

Definition at line 37 of file xboxvideo.c.

{
    FbConsClearScreen(Attr);
}

Referenced by MachInit().

XboxVideoCopyOffScreenBufferToVRAM()

VOID XboxVideoCopyOffScreenBufferToVRAM

(

PVOID

Buffer

)

Definition at line 187 of file xboxvideo.c.

{
    FbConsCopyOffScreenBufferToVRAM(Buffer);
}

Referenced by MachInit().

XboxVideoGetBufferSize()

ULONG XboxVideoGetBufferSize

(

VOID

)

Definition at line 163 of file xboxvideo.c.

{
    return FbConsGetBufferSize();
}

Referenced by MachInit().

XboxVideoGetDisplaySize()

VOID XboxVideoGetDisplaySize	(	PULONG	Width,
		PULONG	Height,
		PULONG	Depth
	)

Definition at line 157 of file xboxvideo.c.

{
    FbConsGetDisplaySize(Width, Height, Depth);
}

Referenced by MachInit(), and XboxConsPutChar().

XboxVideoGetFontsFromFirmware()

VOID XboxVideoGetFontsFromFirmware

(

PULONG

RomFontPointers

)

Definition at line 169 of file xboxvideo.c.

{
    TRACE("XboxVideoGetFontsFromFirmware(): UNIMPLEMENTED\n");
}

Referenced by MachInit().

XboxVideoGetPaletteColor()

VOID XboxVideoGetPaletteColor	(	UCHAR	Color,
		UCHAR *	Red,
		UCHAR *	Green,
		UCHAR *	Blue
	)

Definition at line 205 of file xboxvideo.c.

{
    /* Not supported */
}

Referenced by MachInit().

XboxVideoHideShowTextCursor()

VOID XboxVideoHideShowTextCursor

(

BOOLEAN

Show

)

Definition at line 181 of file xboxvideo.c.

{
    /* We don't have a cursor yet */
}

Referenced by MachInit(), and XboxVideoPrepareForReactOS().

XboxVideoInit()

VOID XboxVideoInit

(

VOID

)

Definition at line 96 of file xboxvideo.c.

{
    ULONG ScreenWidth;
    ULONG ScreenHeight;
    ULONG BytesPerPixel;
 
    /* Reuse the framebuffer that was set up by firmware */
    FrameBuffer = (ULONG_PTR)READ_REGISTER_ULONG(NvBase + NV2A_CRTC_FRAMEBUFFER_START);
    TRACE("XBOX framebuffer at 0x%p\n", FrameBuffer);
    /* Verify that the framebuffer address is page-aligned */
    ASSERT(FrameBuffer % PAGE_SIZE == 0);
 
    /* Obtain framebuffer memory size from the multiboot memory map */
    if ((FrameBufferSize = XboxGetFramebufferSize(FrameBuffer)) == 0)
    {
        /* Fallback to Cromwell standard which reserves high 4 MB of RAM */
        FrameBufferSize = 4 * 1024 * 1024; // See FB_SIZE
        WARN("Could not detect framebuffer memory size, fallback to 4 MB\n");
    }
 
    ScreenWidth = READ_REGISTER_ULONG(NvBase + NV2A_RAMDAC_FP_HVALID_END) + 1;
    ScreenHeight = READ_REGISTER_ULONG(NvBase + NV2A_RAMDAC_FP_VVALID_END) + 1;
 
    /* Get BPP directly from NV2A CRTC (magic constants are from Cromwell) */
    BytesPerPixel = 8 * (((NvGetCrtc(0x19) & 0xE0) << 3) | (NvGetCrtc(0x13) & 0xFF)) / ScreenWidth;
    if (BytesPerPixel == 4)
        ASSERT((NvGetCrtc(0x28) & 0xF) == BytesPerPixel - 1);
    else
        ASSERT((NvGetCrtc(0x28) & 0xF) == BytesPerPixel);
 
    /* Verify screen resolution */
    ASSERT(ScreenWidth > 1);
    ASSERT(ScreenHeight > 1);
    ASSERT(BytesPerPixel >= 1 && BytesPerPixel <= 4);
    /* Verify that screen fits framebuffer size */
    ASSERT(ScreenWidth * ScreenHeight * BytesPerPixel <= FrameBufferSize);
 
    if (!VidFbInitializeVideo(&FrameBufferData,
                              FrameBuffer,
                              FrameBufferSize,
                              ScreenWidth,
                              ScreenHeight,
                              ScreenWidth,
                              BytesPerPixel * 8,
                              NULL))
    {
        ERR("Couldn't initialize video framebuffer\n");
        return;
    }
 
    VidFbClearScreenColor(MAKE_COLOR(0, 0, 0), TRUE);
}

Referenced by MachInit().

XboxVideoIsPaletteFixed()

BOOLEAN XboxVideoIsPaletteFixed

(

VOID

)

Definition at line 193 of file xboxvideo.c.

{
    return FALSE;
}

Referenced by MachInit().

XboxVideoPrepareForReactOS()

VOID XboxVideoPrepareForReactOS

(

VOID

)

Definition at line 217 of file xboxvideo.c.

{
    VidFbClearScreenColor(MAKE_COLOR(0, 0, 0), TRUE);
    XboxVideoHideShowTextCursor(FALSE);
}

Referenced by XboxPrepareForReactOS().

XboxVideoPutChar()

VOID XboxVideoPutChar	(	int	Ch,
		UCHAR	Attr,
		unsigned	X,
		unsigned	Y
	)

Definition at line 43 of file xboxvideo.c.

{
    FbConsPutChar(Ch, Attr, X, Y);
}

Referenced by MachInit(), and XboxConsPutChar().

XboxVideoSetDisplayMode()

VIDEODISPLAYMODE XboxVideoSetDisplayMode	(	PCSTR	DisplayModem,
		BOOLEAN	Init
	)

Definition at line 150 of file xboxvideo.c.

{
    /* We only have one mode, semi-text */
    return VideoTextMode;
}

Referenced by MachInit().

XboxVideoSetPaletteColor()

VOID XboxVideoSetPaletteColor	(	UCHAR	Color,
		UCHAR	Red,
		UCHAR	Green,
		UCHAR	Blue
	)

Definition at line 199 of file xboxvideo.c.

{
    /* Not supported */
}

Referenced by MachInit().

XboxVideoSetTextCursorPosition()

VOID XboxVideoSetTextCursorPosition	(	UCHAR	X,
		UCHAR	Y
	)

Definition at line 175 of file xboxvideo.c.

{
    /* We don't have a cursor yet */
}

Referenced by MachInit().

XboxVideoSync()

VOID XboxVideoSync

(

VOID

)

Definition at line 211 of file xboxvideo.c.

{
  /* Not supported */
}

Referenced by MachInit().