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-rw-r--r--UefiMonitorTest/Graphics.c464
-rw-r--r--UefiMonitorTest/Graphics.h169
-rw-r--r--UefiMonitorTest/UefiMonitorTest.c473
-rw-r--r--UefiMonitorTest/UefiMonitorTest.h68
-rw-r--r--UefiMonitorTest/UefiMonitorTest.inf1
5 files changed, 635 insertions, 540 deletions
diff --git a/UefiMonitorTest/Graphics.c b/UefiMonitorTest/Graphics.c
new file mode 100644
index 0000000..ce0b757
--- /dev/null
+++ b/UefiMonitorTest/Graphics.c
@@ -0,0 +1,464 @@
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/PrintLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+
+#include "Graphics.h"
+#include "fonts/System-8x16.h"
+
+#define UMT_MAXPRINT_BUFFER_SIZE 6400 // TODO: Use Pcd
+
+#define SWAP(A, B, C) \
+ C = A; \
+ A = B; \
+ B = C
+
+#define GET_ICOLOR(Graphics, Ucolor) \
+ (UINT32)( \
+ (((Ucolor << Graphics->PixelShl[0]) >> Graphics->PixelShr[0]) & \
+ Graphics->PixelMasks.RedMask) | \
+ (((Ucolor << Graphics->PixelShl[1]) >> Graphics->PixelShr[1]) & \
+ Graphics->PixelMasks.GreenMask) | \
+ (((Ucolor << Graphics->PixelShl[2]) >> Graphics->PixelShr[2]) & \
+ Graphics->PixelMasks.BlueMask) \
+ )
+
+CONST EFI_PIXEL_BITMASK mRgbPixelMasks = {
+ 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000
+};
+
+CONST EFI_PIXEL_BITMASK mBgrPixelMasks = {
+ 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
+};
+
+STATIC
+VOID
+ParseGraphicsPixelFormat (
+ IN CONST EFI_PIXEL_BITMASK *BitMask,
+ OUT UINT32 *PixelWidth,
+ OUT INT8 *PixelShl,
+ OUT INT8 *PixelShr
+ )
+{
+ UINT8 Index;
+ UINT32 *Masks;
+ UINT32 MergedMasks;
+
+ MergedMasks = 0;
+ Masks = (UINT32 *)BitMask;
+ for (Index = 0; Index < 3; Index++) {
+ ASSERT ((MergedMasks & Masks[Index]) == 0);
+
+ PixelShl[Index] = (INT8)HighBitSet32 (Masks[Index]) - 23 + (Index * 8);
+ if (PixelShl[Index] < 0) {
+ PixelShr[Index] = -PixelShl[Index];
+ PixelShl[Index] = 0;
+ } else {
+ PixelShr[Index] = 0;
+ }
+
+ DEBUG ((
+ DEBUG_INFO,
+ "Index %d: shl:%d shr:%d mask:%08x\n",
+ Index,
+ PixelShl[Index],
+ PixelShr[Index],
+ Masks[Index]
+ ));
+
+ MergedMasks = (UINT32)(MergedMasks | Masks[Index]);
+ }
+
+ MergedMasks = (UINT32)(MergedMasks | Masks[3]);
+
+ ASSERT (MergedMasks != 0);
+ *PixelWidth = (UINT32)((HighBitSet32 (MergedMasks) + 7) / 8);
+ DEBUG ((DEBUG_INFO, "Bytes per pixel: %d\n", *PixelWidth));
+}
+
+EFI_STATUS
+PrepareGraphicsInfo (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop
+ )
+{
+ EFI_STATUS Status;
+ CONST EFI_PIXEL_BITMASK *BitMask;
+ UINT32 PixelWidth;
+ INT8 PixelShl[4];
+ INT8 PixelShr[4];
+ EFI_HANDLE *HandleBuffer;
+ UINTN HandleCount;
+ UINTN Index;
+
+ ASSERT (Graphics != NULL);
+ ASSERT (Gop != NULL);
+
+ switch (Gop->Mode->Info->PixelFormat) {
+ case PixelRedGreenBlueReserved8BitPerColor:
+ BitMask = &mRgbPixelMasks;
+ break;
+
+ case PixelBlueGreenRedReserved8BitPerColor:
+ BitMask = &mBgrPixelMasks;
+ break;
+
+ case PixelBitMask:
+ BitMask = &Gop->Mode->Info->PixelInformation;
+ break;
+
+ case PixelBltOnly:
+ ASSERT (FALSE);
+ return RETURN_UNSUPPORTED;
+
+ default:
+ ASSERT (FALSE);
+ return RETURN_INVALID_PARAMETER;
+ }
+
+ DEBUG ((
+ DEBUG_INFO,
+ "GOP information:\n"
+ "Mode: %d\n"
+ "Framebuffer address, size: %x, %d\n"
+ "Screen width x height: %d x %d\n",
+ Gop->Mode->Mode,
+ Gop->Mode->FrameBufferBase, Gop->Mode->FrameBufferSize,
+ Gop->Mode->Info->HorizontalResolution, Gop->Mode->Info->VerticalResolution
+ ));
+
+ ParseGraphicsPixelFormat (BitMask, &PixelWidth, PixelShl, PixelShr);
+ ASSERT (PixelWidth == 4);
+
+ Graphics->Gop = Gop;
+ Graphics->FrontBuffer = (UINT32 *)Gop->Mode->FrameBufferBase;
+ Graphics->BufferSize = Gop->Mode->FrameBufferSize;
+ Graphics->BackBuffer = AllocateCopyPool (Graphics->BufferSize, Graphics->FrontBuffer);
+ if (Graphics->BackBuffer == NULL)
+ return EFI_OUT_OF_RESOURCES;
+ Graphics->Width = Gop->Mode->Info->HorizontalResolution;
+ Graphics->Height = Gop->Mode->Info->VerticalResolution;
+ CopyMem (&Graphics->PixelMasks, BitMask, sizeof (*BitMask));
+ CopyMem (Graphics->PixelShl, PixelShl, sizeof (PixelShl));
+ CopyMem (Graphics->PixelShr, PixelShr, sizeof (PixelShr));
+ Graphics->PixelWidth = PixelWidth;
+ Graphics->Pitch = Gop->Mode->Info->PixelsPerScanLine;
+
+ // Find TextInEx in System Table ConsoleInHandle
+ Status = gBS->HandleProtocol (
+ gST->ConsoleInHandle,
+ &gEfiSimpleTextInputExProtocolGuid,
+ (VOID **)&Graphics->TextInputEx
+ );
+ if (EFI_ERROR (Status)) {
+ FreePool (Graphics->BackBuffer);
+ return Status;
+ }
+
+ // Find mouse in System Table ConsoleInHandle
+ Status = gBS->HandleProtocol (
+ gST->ConsoleInHandle,
+ &gEfiSimplePointerProtocolGuid,
+ (VOID **)&Graphics->MouseInterface
+ );
+ if (EFI_ERROR (Status))
+ {
+ HandleBuffer = NULL;
+ Graphics->MouseInterface = NULL;
+ Status = gBS->LocateHandleBuffer (
+ ByProtocol,
+ &gEfiSimplePointerProtocolGuid,
+ NULL,
+ &HandleCount,
+ &HandleBuffer
+ );
+ if (!EFI_ERROR (Status)) {
+ for (Index = 0; Index < HandleCount; Index++) {
+ Status = gBS->HandleProtocol (
+ HandleBuffer[Index],
+ &gEfiSimplePointerProtocolGuid,
+ (VOID **)&Graphics->MouseInterface
+ );
+ if (!EFI_ERROR (Status)) {
+ break;
+ }
+ }
+ }
+
+ if (HandleBuffer != NULL) {
+ FreePool (HandleBuffer);
+ }
+ }
+
+ if (!EFI_ERROR (Status) && (Graphics->MouseInterface != NULL)) {
+ Graphics->MouseSupported = TRUE;
+ }
+
+ DEBUG ((DEBUG_INFO, "Mouse support: %s\n\n", Graphics->MouseSupported ? L"Yes" : L"No"));
+ return EFI_SUCCESS;
+}
+
+VOID
+ForgetGraphicsInfo (
+ IN GRAPHICS_CONTEXT *Graphics
+ )
+{
+ ASSERT (Graphics != NULL);
+
+ // Should we zero all the data structure?
+
+ FreePool (Graphics->BackBuffer);
+}
+
+/**
+ Draw a line using Bresenham's algorithm
+
+ @retval VOID
+**/
+VOID
+DrawLine (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X0,
+ IN UINTN Y0,
+ IN UINTN X1,
+ IN UINTN Y1,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color
+ )
+{
+ INTN DeltaX;
+ INTN DeltaY;
+ INTN AbsDeltaX;
+ INTN AbsDeltaY;
+ INTN Correction;
+ INT8 Direction;
+ UINTN X, Y, Z;
+ BOOLEAN Reverse;
+ UINT32 Ucolor;
+ UINT32 Icolor;
+
+ ASSERT (X0 >= 0 && X0 < Graphics->Width);
+ ASSERT (Y0 >= 0 && Y0 < Graphics->Height);
+ ASSERT (X1 >= 0 && X1 < Graphics->Width);
+ ASSERT (Y1 >= 0 && Y1 < Graphics->Height);
+
+ DeltaX = X1 - X0;
+ DeltaY = Y1 - Y0;
+ AbsDeltaX = ABS (DeltaX);
+ AbsDeltaY = ABS (DeltaY);
+
+ Reverse = FALSE;
+ if (AbsDeltaX < AbsDeltaY) {
+ SWAP (X0, Y0, Z);
+ SWAP (X1, Y1, Z);
+ Reverse = TRUE;
+ }
+
+ if (X0 > X1) {
+ SWAP (X0, X1, Z);
+ SWAP (Y0, Y1, Z);
+ }
+
+ DeltaX = X1 - X0;
+ DeltaY = Y1 - Y0;
+ AbsDeltaY = ABS (DeltaY) * 2;
+ Correction = 0;
+ Direction = (Y1 > Y0) ? 1 : -1;
+ Ucolor = *(UINT32 *)Color;
+ Icolor = GET_ICOLOR (Graphics, Ucolor);
+
+ Y = Y0;
+ for (X = X0; X <= X1; X++) {
+ if (Reverse) {
+ PUT_PUXEL (Graphics, Y, X, Icolor);
+ } else {
+ PUT_PUXEL (Graphics, X, Y, Icolor);
+ }
+ Correction += AbsDeltaY;
+
+ if (Correction > DeltaX) {
+ Y += Direction;
+ Correction -= DeltaX * 2;
+ }
+ }
+}
+
+VOID
+PutRect (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X0,
+ IN UINTN Y0,
+ IN UINTN X1,
+ IN UINTN Y1,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color
+ )
+{
+ UINT32 *Buffer;
+ UINT32 Ucolor;
+ UINT32 Icolor;
+ UINT32 I, J;
+
+ ASSERT (X0 >= 0 && X0 <= Graphics->Width);
+ ASSERT (Y0 >= 0 && Y0 <= Graphics->Height);
+ ASSERT (X1 >= 0 && X1 <= Graphics->Width && X1 >= X0);
+ ASSERT (Y1 >= 0 && Y1 <= Graphics->Height && Y1 >= Y0);
+
+ Buffer = Graphics->BackBuffer + Y0 * Graphics->Pitch;
+ Ucolor = *(UINT32 *)Color;
+ Icolor = GET_ICOLOR(Graphics, Ucolor);
+
+ for (J = Y0; J < Y1; J++) {
+ for (I = X0; I < X1; I++) {
+ Buffer[I] = Icolor;
+ }
+ Buffer += Graphics->Pitch;
+ }
+}
+
+VOID
+DrawCircle (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X0,
+ IN UINTN Y0,
+ IN UINTN R,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color
+ )
+{
+ UINT32 *Buffer;
+ UINT32 Ucolor;
+ UINT32 Icolor;
+ UINT32 I, J;
+
+ ASSERT (X0 >= 0 && X0 < Graphics->Width);
+ ASSERT (Y0 >= 0 && Y0 < Graphics->Height);
+ ASSERT (R > 0);
+ ASSERT ((X0 + R) < Graphics->Width && X0 >= R);
+ ASSERT ((Y0 + R) < Graphics->Height && Y0 >= R);
+
+ Ucolor = *(UINT32 *)Color;
+ Icolor = GET_ICOLOR(Graphics, Ucolor);
+ Buffer = Graphics->BackBuffer + (Y0 - R) * Graphics->Pitch;
+
+ for (J = (Y0 - R); J <= (Y0 + R); J++) {
+ for (I = (X0 - R); I <= (X0 + R); I++) {
+ if ((J - Y0) * (J - Y0) + (I - X0) * (I - X0) <= (R * R)) {
+ Buffer[I] = Icolor;
+ }
+ }
+ Buffer += Graphics->Pitch;
+ }
+}
+
+/**
+ Draws a character to the screen
+
+ @retval VOID
+**/
+VOID
+DrawChar (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X,
+ IN UINTN Y,
+ IN UINT32 Icolor,
+ IN CHAR16 Char
+ )
+{
+ UINTN Index;
+ UINTN l, c;
+
+ Index = Char * (SYSTEM8X16_FONT_WIDTH * SYSTEM8X16_FONT_HEIGHT) - (SYSTEM8X16_FONT_WIDTH * SYSTEM8X16_FONT_HEIGHT);
+ for (l = 0; l < SYSTEM8X16_FONT_HEIGHT; l++) {
+ for (c = 0; c < SYSTEM8X16_FONT_WIDTH; c++) {
+ if (gFontSystem8x16[Index] == 1) {
+ PUT_PUXEL (Graphics, (X + c), (Y + l), Icolor);
+ }
+ Index++;
+ }
+ }
+}
+
+/**
+ Draws output based on a null-terminated Unicode format string
+ and a arguments list to the screen
+
+ @retval The number of Unicode characters drawn
+**/
+UINTN
+EFIAPI
+DrawStringVF (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X,
+ IN UINTN Y,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color,
+ IN CONST CHAR16 *FormatString,
+ IN VA_LIST Marker
+ )
+{
+ UINTN WalkerSize;
+ CHAR16 *FormatWalker;
+ UINTN Length;
+ UINTN Index;
+ UINTN OldX;
+ UINT32 Ucolor;
+ UINT32 Icolor;
+
+ ASSERT(FormatString != NULL);
+
+ WalkerSize = (UMT_MAXPRINT_BUFFER_SIZE + 1) * sizeof(CHAR16);
+ FormatWalker = AllocateZeroPool(WalkerSize);
+ if (FormatWalker == NULL)
+ return 0;
+
+ Length = UnicodeVSPrint(FormatWalker, WalkerSize, FormatString, Marker);
+ Index = 0;
+ OldX = X;
+ Ucolor = *(UINT32 *)Color;
+ Icolor = GET_ICOLOR (Graphics, Ucolor);
+
+ while (FormatWalker[Index] != '\0' && Index < Length) {
+ switch (FormatWalker[Index]) {
+ case L'\n':
+ X = OldX;
+ Y += SYSTEM8X16_FONT_HEIGHT;
+ break;
+ case L'\t':
+ X += SYSTEM8X16_FONT_WIDTH * 4;
+ break;
+ default:
+ DrawChar (Graphics, X, Y, Icolor, FormatWalker[Index]);
+ X += SYSTEM8X16_FONT_WIDTH;
+ if (X > Graphics->Width)
+ break;
+ }
+ Index++;
+ }
+
+ FreePool(FormatWalker);
+ return Index;
+}
+
+/**
+ Draws a null-terminated formatted Unicode string to the screen
+
+ @retval The number of Unicode characters drawn
+**/
+UINTN
+EFIAPI
+DrawStringF (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X,
+ IN UINTN Y,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color,
+ IN CONST CHAR16 *FormatString,
+ ...
+ )
+{
+ VA_LIST Marker;
+ UINTN NumberOfPrinted;
+
+ VA_START (Marker, FormatString);
+ NumberOfPrinted = DrawStringVF(Graphics, X, Y, Color, FormatString, Marker);
+ VA_END (Marker);
+ return NumberOfPrinted;
+}
diff --git a/UefiMonitorTest/Graphics.h b/UefiMonitorTest/Graphics.h
new file mode 100644
index 0000000..44c72aa
--- /dev/null
+++ b/UefiMonitorTest/Graphics.h
@@ -0,0 +1,169 @@
+#ifndef UMT_GRAPHICS_H
+#define UMT_GRAPHICS_H
+
+#include <Uefi.h>
+
+#include <Protocol/GraphicsOutput.h>
+#include <Protocol/SimpleTextIn.h>
+#include <Protocol/SimplePointer.h>
+
+#define PUT_PUXEL(Graphics, X, Y, Icolor) \
+ Graphics->BackBuffer[X + (Y * Graphics->Pitch)] = Icolor
+
+typedef struct {
+ UINT8 Blue;
+ UINT8 Green;
+ UINT8 Red;
+ UINT8 Reserved;
+} GRAPHICS_PIXEL_COLOR;
+
+typedef struct {
+ ///
+ /// The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.
+ ///
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
+ ///
+ /// Base address of graphics linear frame buffer.
+ /// Starts from the upper left pixel.
+ ///
+ UINT32 *FrontBuffer;
+ ///
+ /// Pointer to allocated memory. Secondary linear buffer.
+ ///
+ UINT32 *BackBuffer;
+ ///
+ /// Amount of frame buffer needed to support the active mode in bytes.
+ ///
+ UINTN BufferSize;
+ ///
+ /// The size of video screen in pixels in the X dimension.
+ ///
+ UINT32 Width;
+ ///
+ /// The size of video screen in pixels in the Y dimension.
+ ///
+ UINT32 Height;
+ ///
+ /// Bit-mask defines what bits are used for different colors.
+ ///
+ EFI_PIXEL_BITMASK PixelMasks;
+ ///
+ /// Amount of bits to shift left.
+ /// R-G-B-Rsvd
+ ///
+ INT8 PixelShl[4];
+ ///
+ /// Amount of bits to shift right.
+ /// R-G-B-Rsvd
+ ///
+ INT8 PixelShr[4];
+ ///
+ /// The size of pixel color in bytes.
+ ///
+ UINT32 PixelWidth;
+ ///
+ /// Amount of bytes you should skip to go one pixel down.
+ ///
+ UINT32 Pitch;
+ //
+ // The EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL instance.
+ //
+ EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInputEx;
+ //
+ // A mouse support.
+ //
+ BOOLEAN MouseSupported;
+ //
+ // The MouseInterface instance.
+ //
+ EFI_SIMPLE_POINTER_PROTOCOL *MouseInterface;
+} GRAPHICS_CONTEXT;
+
+EFI_STATUS
+PrepareGraphicsInfo (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop
+ );
+
+VOID
+ForgetGraphicsInfo (
+ IN GRAPHICS_CONTEXT *Graphics
+ );
+
+/**
+ Draw a line using Bresenham's algorithm
+
+ @retval VOID
+**/
+VOID
+DrawLine (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X0,
+ IN UINTN Y0,
+ IN UINTN X1,
+ IN UINTN Y1,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color
+ );
+
+VOID
+PutRect (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X0,
+ IN UINTN Y0,
+ IN UINTN X1,
+ IN UINTN Y1,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color
+ );
+
+VOID
+DrawCircle (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X0,
+ IN UINTN Y0,
+ IN UINTN R,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color
+ );
+
+/**
+ Draws a character to the screen
+
+ @retval VOID
+**/
+VOID
+DrawChar (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X,
+ IN UINTN Y,
+ IN UINT32 Icolor,
+ IN CHAR16 Char
+ );
+
+/**
+ Draws output based on a null-terminated Unicode format string
+ and a arguments list to the screen
+
+ @retval The number of Unicode characters drawn
+**/
+UINTN
+EFIAPI
+DrawStringVF (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X,
+ IN UINTN Y,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color,
+ IN CONST CHAR16 *FormatString,
+ IN VA_LIST Marker
+ );
+
+UINTN
+EFIAPI
+DrawStringF (
+ IN GRAPHICS_CONTEXT *Graphics,
+ IN UINTN X,
+ IN UINTN Y,
+ IN CONST GRAPHICS_PIXEL_COLOR *Color,
+ IN CONST CHAR16 *FormatString,
+ ...
+ );
+
+#endif /* UMT_GRAPHICS_H */
diff --git a/UefiMonitorTest/UefiMonitorTest.c b/UefiMonitorTest/UefiMonitorTest.c
index 679eed9..1fadfca 100644
--- a/UefiMonitorTest/UefiMonitorTest.c
+++ b/UefiMonitorTest/UefiMonitorTest.c
@@ -1,47 +1,11 @@
-#include <Uefi.h>
-#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/BaseMemoryLib.h>
-#include <Library/PrintLib.h>
#include <Library/UefiApplicationEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-
-#include <Protocol/GraphicsOutput.h>
-#include <Protocol/SimplePointer.h>
#include "UefiMonitorTest.h"
-#include "fonts/System-8x16.h"
-
-#define UMT_MAXPRINT_BUFFER_SIZE 6400 // TODO: Use Pcd
-
-#define SWAP(A, B, C) \
- C = A; \
- A = B; \
- B = C
-
-#define GET_ICOLOR(Graphics, Ucolor) \
- (UINT32)( \
- (((Ucolor << Graphics->PixelShl[0]) >> Graphics->PixelShr[0]) & \
- Graphics->PixelMasks.RedMask) | \
- (((Ucolor << Graphics->PixelShl[1]) >> Graphics->PixelShr[1]) & \
- Graphics->PixelMasks.GreenMask) | \
- (((Ucolor << Graphics->PixelShl[2]) >> Graphics->PixelShr[2]) & \
- Graphics->PixelMasks.BlueMask) \
- )
-
-#define PUT_PUXEL(Graphics, X, Y, Icolor) \
- Graphics->BackBuffer[X + (Y * Graphics->Pitch)] = Icolor
-
-CONST EFI_PIXEL_BITMASK mRgbPixelMasks = {
- 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000
-};
-
-CONST EFI_PIXEL_BITMASK mBgrPixelMasks = {
- 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
-};
#define UMT_COLOR_BLACK 0
#define UMT_COLOR_WHITE 1
@@ -80,186 +44,6 @@ STATIC GRAPHICS_PIXEL_COLOR mColors[16] = {
};
STATIC
-VOID
-ParseGraphicsPixelFormat (
- IN CONST EFI_PIXEL_BITMASK *BitMask,
- OUT UINT32 *PixelWidth,
- OUT INT8 *PixelShl,
- OUT INT8 *PixelShr
- )
-{
- UINT8 Index;
- UINT32 *Masks;
- UINT32 MergedMasks;
-
- MergedMasks = 0;
- Masks = (UINT32 *)BitMask;
- for (Index = 0; Index < 3; Index++) {
- ASSERT ((MergedMasks & Masks[Index]) == 0);
-
- PixelShl[Index] = (INT8)HighBitSet32 (Masks[Index]) - 23 + (Index * 8);
- if (PixelShl[Index] < 0) {
- PixelShr[Index] = -PixelShl[Index];
- PixelShl[Index] = 0;
- } else {
- PixelShr[Index] = 0;
- }
-
- DEBUG ((
- DEBUG_INFO,
- "Index %d: shl:%d shr:%d mask:%08x\n",
- Index,
- PixelShl[Index],
- PixelShr[Index],
- Masks[Index]
- ));
-
- MergedMasks = (UINT32)(MergedMasks | Masks[Index]);
- }
-
- MergedMasks = (UINT32)(MergedMasks | Masks[3]);
-
- ASSERT (MergedMasks != 0);
- *PixelWidth = (UINT32)((HighBitSet32 (MergedMasks) + 7) / 8);
- DEBUG ((DEBUG_INFO, "Bytes per pixel: %d\n", *PixelWidth));
-}
-
-STATIC
-EFI_STATUS
-PrepareGraphicsInfo (
- IN GRAPHICS_CONTEXT *Graphics,
- IN EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop
- )
-{
- EFI_STATUS Status;
- CONST EFI_PIXEL_BITMASK *BitMask;
- UINT32 PixelWidth;
- INT8 PixelShl[4];
- INT8 PixelShr[4];
- EFI_HANDLE *HandleBuffer;
- UINTN HandleCount;
- UINTN Index;
-
- ASSERT (Graphics != NULL);
- ASSERT (Gop != NULL);
-
- switch (Gop->Mode->Info->PixelFormat) {
- case PixelRedGreenBlueReserved8BitPerColor:
- BitMask = &mRgbPixelMasks;
- break;
-
- case PixelBlueGreenRedReserved8BitPerColor:
- BitMask = &mBgrPixelMasks;
- break;
-
- case PixelBitMask:
- BitMask = &Gop->Mode->Info->PixelInformation;
- break;
-
- case PixelBltOnly:
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
-
- default:
- ASSERT (FALSE);
- return RETURN_INVALID_PARAMETER;
- }
-
- DEBUG ((
- DEBUG_INFO,
- "GOP information:\n"
- "Mode: %d\n"
- "Framebuffer address, size: %x, %d\n"
- "Screen width x height: %d x %d\n",
- Gop->Mode->Mode,
- Gop->Mode->FrameBufferBase, Gop->Mode->FrameBufferSize,
- Gop->Mode->Info->HorizontalResolution, Gop->Mode->Info->VerticalResolution
- ));
-
- ParseGraphicsPixelFormat (BitMask, &PixelWidth, PixelShl, PixelShr);
- ASSERT (PixelWidth == 4);
-
- Graphics->Gop = Gop;
- Graphics->FrontBuffer = (UINT32 *)Gop->Mode->FrameBufferBase;
- Graphics->BufferSize = Gop->Mode->FrameBufferSize;
- Graphics->BackBuffer = AllocateCopyPool (Graphics->BufferSize, Graphics->FrontBuffer);
- if (Graphics->BackBuffer == NULL)
- return EFI_OUT_OF_RESOURCES;
- Graphics->Width = Gop->Mode->Info->HorizontalResolution;
- Graphics->Height = Gop->Mode->Info->VerticalResolution;
- CopyMem (&Graphics->PixelMasks, BitMask, sizeof (*BitMask));
- CopyMem (Graphics->PixelShl, PixelShl, sizeof (PixelShl));
- CopyMem (Graphics->PixelShr, PixelShr, sizeof (PixelShr));
- Graphics->PixelWidth = PixelWidth;
- Graphics->Pitch = Gop->Mode->Info->PixelsPerScanLine;
-
- // Find TextInEx in System Table ConsoleInHandle
- Status = gBS->HandleProtocol (
- gST->ConsoleInHandle,
- &gEfiSimpleTextInputExProtocolGuid,
- (VOID **)&Graphics->TextInputEx
- );
- if (EFI_ERROR (Status)) {
- FreePool (Graphics->BackBuffer);
- return Status;
- }
-
- // Find mouse in System Table ConsoleInHandle
- Status = gBS->HandleProtocol (
- gST->ConsoleInHandle,
- &gEfiSimplePointerProtocolGuid,
- (VOID **)&Graphics->MouseInterface
- );
- if (EFI_ERROR (Status))
- {
- HandleBuffer = NULL;
- Graphics->MouseInterface = NULL;
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- &gEfiSimplePointerProtocolGuid,
- NULL,
- &HandleCount,
- &HandleBuffer
- );
- if (!EFI_ERROR (Status)) {
- for (Index = 0; Index < HandleCount; Index++) {
- Status = gBS->HandleProtocol (
- HandleBuffer[Index],
- &gEfiSimplePointerProtocolGuid,
- (VOID **)&Graphics->MouseInterface
- );
- if (!EFI_ERROR (Status)) {
- break;
- }
- }
- }
-
- if (HandleBuffer != NULL) {
- FreePool (HandleBuffer);
- }
- }
-
- if (!EFI_ERROR (Status) && (Graphics->MouseInterface != NULL)) {
- Graphics->MouseSupported = TRUE;
- }
-
- DEBUG ((DEBUG_INFO, "Mouse support: %s\n\n", Graphics->MouseSupported ? L"Yes" : L"No"));
- return EFI_SUCCESS;
-}
-
-STATIC
-VOID
-ForgetGraphicsInfo (
- IN GRAPHICS_CONTEXT *Graphics
- )
-{
- ASSERT (Graphics != NULL);
-
- // Should we zero all the data structure?
-
- FreePool (Graphics->BackBuffer);
-}
-
EFI_GRAPHICS_OUTPUT_PROTOCOL *
GetGraphicsOutputProtocol (
VOID
@@ -298,263 +82,6 @@ GetGraphicsOutputProtocol (
return Gop;
}
-/**
- Draw a line using Bresenham's algorithm
-
- @retval VOID
-**/
-STATIC
-VOID
-DrawLine (
- IN GRAPHICS_CONTEXT *Graphics,
- IN UINTN X0,
- IN UINTN Y0,
- IN UINTN X1,
- IN UINTN Y1,
- GRAPHICS_PIXEL_COLOR *Color
- )
-{
- INTN DeltaX;
- INTN DeltaY;
- INTN AbsDeltaX;
- INTN AbsDeltaY;
- INTN Correction;
- INT8 Direction;
- UINTN X, Y, Z;
- BOOLEAN Reverse;
- UINT32 Ucolor;
- UINT32 Icolor;
-
- ASSERT (X0 >= 0 && X0 < Graphics->Width);
- ASSERT (Y0 >= 0 && Y0 < Graphics->Height);
- ASSERT (X1 >= 0 && X1 < Graphics->Width);
- ASSERT (Y1 >= 0 && Y1 < Graphics->Height);
-
- DeltaX = X1 - X0;
- DeltaY = Y1 - Y0;
- AbsDeltaX = ABS (DeltaX);
- AbsDeltaY = ABS (DeltaY);
-
- Reverse = FALSE;
- if (AbsDeltaX < AbsDeltaY) {
- SWAP (X0, Y0, Z);
- SWAP (X1, Y1, Z);
- Reverse = TRUE;
- }
-
- if (X0 > X1) {
- SWAP (X0, X1, Z);
- SWAP (Y0, Y1, Z);
- }
-
- DeltaX = X1 - X0;
- DeltaY = Y1 - Y0;
- AbsDeltaY = ABS (DeltaY) * 2;
- Correction = 0;
- Direction = (Y1 > Y0) ? 1 : -1;
- Ucolor = *(UINT32 *)Color;
- Icolor = GET_ICOLOR (Graphics, Ucolor);
-
- Y = Y0;
- for (X = X0; X <= X1; X++) {
- if (Reverse) {
- PUT_PUXEL (Graphics, Y, X, Icolor);
- } else {
- PUT_PUXEL (Graphics, X, Y, Icolor);
- }
- Correction += AbsDeltaY;
-
- if (Correction > DeltaX) {
- Y += Direction;
- Correction -= DeltaX * 2;
- }
- }
-}
-
-STATIC
-VOID
-PutRect (
- IN GRAPHICS_CONTEXT *Graphics,
- IN UINTN X0,
- IN UINTN Y0,
- IN UINTN X1,
- IN UINTN Y1,
- GRAPHICS_PIXEL_COLOR *Color
- )
-{
- UINT32 *Buffer;
- UINT32 Ucolor;
- UINT32 Icolor;
- UINT32 I, J;
-
- ASSERT (X0 >= 0 && X0 <= Graphics->Width);
- ASSERT (Y0 >= 0 && Y0 <= Graphics->Height);
- ASSERT (X1 >= 0 && X1 <= Graphics->Width && X1 >= X0);
- ASSERT (Y1 >= 0 && Y1 <= Graphics->Height && Y1 >= Y0);
-
- Buffer = Graphics->BackBuffer + Y0 * Graphics->Pitch;
- Ucolor = *(UINT32 *)Color;
- Icolor = GET_ICOLOR(Graphics, Ucolor);
-
- for (J = Y0; J < Y1; J++) {
- for (I = X0; I < X1; I++) {
- Buffer[I] = Icolor;
- }
- Buffer += Graphics->Pitch;
- }
-}
-
-STATIC
-VOID
-DrawCircle (
- IN GRAPHICS_CONTEXT *Graphics,
- IN UINTN X0,
- IN UINTN Y0,
- IN UINTN R,
- GRAPHICS_PIXEL_COLOR *Color
-)
-{
- UINT32 *Buffer;
- UINT32 Ucolor;
- UINT32 Icolor;
- UINT32 I, J;
-
- ASSERT (X0 >= 0 && X0 < Graphics->Width);
- ASSERT (Y0 >= 0 && Y0 < Graphics->Height);
- ASSERT (R > 0);
- ASSERT ((X0 + R) < Graphics->Width && X0 >= R);
- ASSERT ((Y0 + R) < Graphics->Height && Y0 >= R);
-
- Ucolor = *(UINT32 *)Color;
- Icolor = GET_ICOLOR(Graphics, Ucolor);
- Buffer = Graphics->BackBuffer + (Y0 - R) * Graphics->Pitch;
-
- for (J = (Y0 - R); J <= (Y0 + R); J++) {
- for (I = (X0 - R); I <= (X0 + R); I++) {
- if ((J - Y0) * (J - Y0) + (I - X0) * (I - X0) <= (R * R)) {
- Buffer[I] = Icolor;
- }
- }
- Buffer += Graphics->Pitch;
- }
-}
-
-/**
- Draws a character to the screen
-
- @retval VOID
-**/
-STATIC
-VOID
-DrawChar (
- IN GRAPHICS_CONTEXT *Graphics,
- IN UINTN X,
- IN UINTN Y,
- IN UINT32 Icolor,
- IN CHAR16 Char
- )
-{
- UINTN Index;
- UINTN l, c;
-
- Index = Char * (SYSTEM8X16_FONT_WIDTH * SYSTEM8X16_FONT_HEIGHT) - (SYSTEM8X16_FONT_WIDTH * SYSTEM8X16_FONT_HEIGHT);
- for (l = 0; l < SYSTEM8X16_FONT_HEIGHT; l++) {
- for (c = 0; c < SYSTEM8X16_FONT_WIDTH; c++) {
- if (gFontSystem8x16[Index] == 1) {
- PUT_PUXEL (Graphics, (X + c), (Y + l), Icolor);
- }
- Index++;
- }
- }
-}
-
-/**
- Draws output based on a null-terminated Unicode format string
- and a arguments list to the screen
-
- @retval The number of Unicode characters drawn
-**/
-STATIC
-UINTN
-EFIAPI
-DrawStringVF (
- IN GRAPHICS_CONTEXT *Graphics,
- IN UINTN X,
- IN UINTN Y,
- IN GRAPHICS_PIXEL_COLOR *Color,
- IN CONST CHAR16 *FormatString,
- IN VA_LIST Marker
- )
-{
- UINTN WalkerSize;
- CHAR16 *FormatWalker;
- UINTN Length;
- UINTN Index;
- UINTN OldX;
- UINT32 Ucolor;
- UINT32 Icolor;
-
- ASSERT(FormatString != NULL);
-
- WalkerSize = (UMT_MAXPRINT_BUFFER_SIZE + 1) * sizeof(CHAR16);
- FormatWalker = AllocateZeroPool(WalkerSize);
- if (FormatWalker == NULL)
- return 0;
-
- Length = UnicodeVSPrint(FormatWalker, WalkerSize, FormatString, Marker);
- Index = 0;
- OldX = X;
- Ucolor = *(UINT32 *)Color;
- Icolor = GET_ICOLOR (Graphics, Ucolor);
-
- while (FormatWalker[Index] != '\0' && Index < Length) {
- switch (FormatWalker[Index]) {
- case L'\n':
- X = OldX;
- Y += SYSTEM8X16_FONT_HEIGHT;
- break;
- case L'\t':
- X += SYSTEM8X16_FONT_WIDTH * 4;
- break;
- default:
- DrawChar (Graphics, X, Y, Icolor, FormatWalker[Index]);
- X += SYSTEM8X16_FONT_WIDTH;
- if (X > Graphics->Width)
- break;
- }
- Index++;
- }
-
- FreePool(FormatWalker);
- return Index;
-}
-
-/**
- Draws a null-terminated formatted Unicode string to the screen
-
- @retval The number of Unicode characters drawn
-**/
-STATIC
-UINTN
-EFIAPI
-DrawStringF (
- IN GRAPHICS_CONTEXT *Graphics,
- IN UINTN X,
- IN UINTN Y,
- IN GRAPHICS_PIXEL_COLOR *Color,
- IN CONST CHAR16 *FormatString,
- ...
- )
-{
- VA_LIST Marker;
- UINTN NumberOfPrinted;
-
- VA_START (Marker, FormatString);
- NumberOfPrinted = DrawStringVF(Graphics, X, Y, Color, FormatString, Marker);
- VA_END (Marker);
- return NumberOfPrinted;
-}
-
STATIC
EFI_STATUS
Run (
diff --git a/UefiMonitorTest/UefiMonitorTest.h b/UefiMonitorTest/UefiMonitorTest.h
index 7b07c31..cda5f8a 100644
--- a/UefiMonitorTest/UefiMonitorTest.h
+++ b/UefiMonitorTest/UefiMonitorTest.h
@@ -1,73 +1,7 @@
#ifndef UEFI_MONITOR_TEST_H
#define UEFI_MONITOR_TEST_H
-typedef struct {
- UINT8 Blue;
- UINT8 Green;
- UINT8 Red;
- UINT8 Reserved;
-} GRAPHICS_PIXEL_COLOR;
-typedef struct {
- ///
- /// The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.
- ///
- EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
- ///
- /// Base address of graphics linear frame buffer.
- /// Starts from the upper left pixel.
- ///
- UINT32 *FrontBuffer;
- ///
- /// Pointer to allocated memory. Secondary linear buffer.
- ///
- UINT32 *BackBuffer;
- ///
- /// Amount of frame buffer needed to support the active mode in bytes.
- ///
- UINTN BufferSize;
- ///
- /// The size of video screen in pixels in the X dimension.
- ///
- UINT32 Width;
- ///
- /// The size of video screen in pixels in the Y dimension.
- ///
- UINT32 Height;
- ///
- /// Bit-mask defines what bits are used for different colors.
- ///
- EFI_PIXEL_BITMASK PixelMasks;
- ///
- /// Amount of bits to shift left.
- /// R-G-B-Rsvd
- ///
- INT8 PixelShl[4];
- ///
- /// Amount of bits to shift right.
- /// R-G-B-Rsvd
- ///
- INT8 PixelShr[4];
- ///
- /// The size of pixel color in bytes.
- ///
- UINT32 PixelWidth;
- ///
- /// Amount of bytes you should skip to go one pixel down.
- ///
- UINT32 Pitch;
- //
- // The EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL instance.
- //
- EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInputEx;
- //
- // A mouse support.
- //
- BOOLEAN MouseSupported;
- //
- // The MouseInterface instance.
- //
- EFI_SIMPLE_POINTER_PROTOCOL *MouseInterface;
-} GRAPHICS_CONTEXT;
+#include "Graphics.h"
#endif /* UEFI_MONITOR_TEST_H */
diff --git a/UefiMonitorTest/UefiMonitorTest.inf b/UefiMonitorTest/UefiMonitorTest.inf
index e0e7c13..067f27a 100644
--- a/UefiMonitorTest/UefiMonitorTest.inf
+++ b/UefiMonitorTest/UefiMonitorTest.inf
@@ -8,6 +8,7 @@
[Sources]
UefiMonitorTest.c
+ Graphics.c
[Packages]
MdePkg/MdePkg.dec
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-22 06:55:36 +0000