helos1/main.c

68 lines
2.3 KiB
C
Raw Normal View History

2021-10-10 14:11:45 +08:00
#include "main.h"
#include <string.h>
#include "runtime/panic_assert.h"
#include "runtime/stdio.h"
#include "graphics/graphics.h"
#include "graphics/unifont.h"
#include "memory/memory.h"
FASTCALL_ABI EFI_STATUS efiMain(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable) {
SystemTable->ConOut->EnableCursor(SystemTable->ConOut, TRUE);
efiImageHandle = ImageHandle;
efiSystemTable = SystemTable;
efiBootServices = SystemTable->BootServices;
efiStdin = SystemTable->ConIn;
efiStdout = SystemTable->ConOut;
efiStderr = SystemTable->StdErr;
// disable the watchdog timer so that the application does not reset after 5mins
efiBootServices->SetWatchdogTimer(0, 0, 0, NULL);
io_WriteConsole(PROJECT_NAME "\r\n\r\nAWAITING FOR USER INPUT");
// wait for a user keypress
UINTN index;
SystemTable->BootServices->WaitForEvent(1, &SystemTable->ConIn->WaitForKey, &index);
EFI_INPUT_KEY key;
SystemTable->ConIn->ReadKeyStroke(SystemTable->ConIn, &key);
io_WriteConsole("...Key Pressed\r\n");
io_Printf("Pressed key: %d, %d\r\n", (int)key.ScanCode, (int)key.UnicodeChar);
graphics_Init();
io_PauseForKeystroke();
graphics_ClearBuffer(&HelosGraphics_Color_Black);
graphics_FillPixel(0, 0, 20, 20, &HelosGraphics_Color_Black);
graphics_FillPixel(20, 0, 40, 20, &HelosGraphics_Color_White);
graphics_FillPixel(40, 0, 60, 20, &HelosGraphics_Color_Red);
graphics_FillPixel(60, 0, 80, 20, &HelosGraphics_Color_Green);
graphics_FillPixel(80, 0, 100, 20, &HelosGraphics_Color_Blue);
graphics_FillPixel(100, 0, 120, 20, &HelosGraphics_Color_Cyan);
graphics_FillPixel(120, 0, 140, 20, &HelosGraphics_Color_Magenta);
graphics_FillPixel(140, 0, 160, 20, &HelosGraphics_Color_Yellow);
uint32_t helloString[] = {0x89C6, 0x7A97, 0x7CFB, 0x7EDF, 0x4E09, ' ', 'H', 'e', 'l', 'l', 'o', ',', ' ', 'a', 'n', 'd', ',', ' ', 'n', 'i', 'c', 'e', ' ', 't', 'o', ' ', 'm', 'e', 'e', 't', ' ', 'y', 'o', 'u', '!'};
unifont_DrawString(0, 20, &HelosGraphics_Color_White, helloString, sizeof(helloString) / sizeof(uint32_t));
graphics_CursorX = 0;
graphics_CursorY = 52;
runtime_InitPaging();
return EFI_SUCCESS;
}
EFI_HANDLE efiImageHandle;
EFI_SYSTEM_TABLE * efiSystemTable;
EFI_BOOT_SERVICES *efiBootServices;
SIMPLE_TEXT_OUTPUT_INTERFACE *efiStdout, *efiStderr;
SIMPLE_INPUT_INTERFACE * efiStdin;
char Buffer[HELOS_BUFFER_SIZE];