80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
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#include "../main.h"
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#include "kmain.h"
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#include "../runtime/stdio.h"
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#include "../runtime/panic_assert.h"
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#include "../memory/memory.h"
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#include "../memory/paging_internal.h"
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#include "../interrupt/interrupt.h"
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#include "../interrupt/handlers.h"
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#include "../interrupt/syscall.h"
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#include "../driver/irq/pic/pic.h"
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#include "../driver/irq/pic/ps2/ps2.h"
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#include "../execformat/pe/reloc.h"
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void execformat_pe_ReadSystemHeader(execformat_pe_PortableExecutable *pe);
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#include "../graphics/graphics.h"
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#include "../graphics/xcursor/xcursor.h"
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#include "../embed/files.h"
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static void tellRIP() {
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uint64_t a, b;
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asm volatile("leaq (%%rip), %0\n\tleaq runtime_InitPaging(%%rip), %1"
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: "=r"(a), "=r"(b));
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io_Printf("tellRIP(): Stack position: %llx, RIP=%llx, kMain_StackPosition:%llx(%llx), interrupt_Int128: %llx\n", &a, a, (uint64_t)&kMain_StackPosition, b, (uint64_t)interrupt_Int128);
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}
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static inline int minmax(int val, int min, int max) {
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if (val > max)
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return max;
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if (val < min)
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return min;
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return val;
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}
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SYSV_ABI void kMain() {
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io_WriteConsoleASCII("Yes! kMain survived!\n");
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uint64_t a;
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asm volatile("leaq (%%rip), %0"
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: "=r"(a));
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io_Printf("Stack position: %llx, RIP=%llx, runtime_InitPaging:%llx, interrupt_Int128: %llx\n", &a, a, (uint64_t)runtime_InitPaging, (uint64_t)interrupt_Int128);
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interrupt_Init();
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io_WriteConsoleASCII("Interrupts initialized\n");
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Syscall(4, 1, 2, 3, 4, 5, 6);
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io_WriteConsoleASCII("Returning from Syscall()\n");
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tellRIP();
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irq_pic_Init();
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io_WriteConsoleASCII("PIC IRQ OK\n");
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irq_pic_ps2_Init();
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io_WriteConsoleASCII("PIC PS/2 OK\n");
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xcursor_Xcursor cursor;
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xcursor_LoadMemory(&cursor, (void *)embed_Xcursor_Default_Data, embed_Xcursor_Default_Data_End - embed_Xcursor_Default_Data);
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if (cursor.header) {
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for (int i = 0; i < cursor.n; i++) {
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if (cursor.toc[i].type == XCURSOR_CHUNKTYPE_IMAGE /*&& ((xcursor_ChunkHeader_Image *)(embed_Xcursor_Default_Data + cursor.toc[i].offset))->subtype == 24*/) {
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xcursor_ChunkHeader_Image *image = (xcursor_ChunkHeader_Image *)(embed_Xcursor_Default_Data + cursor.toc[i].offset);
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io_Printf("xcursor_Default: Loading size=%dx%d\n", image->width, image->height);
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graphics_Cursor = image;
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break;
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}
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}
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} else
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io_WriteConsoleASCII("xcursor_Default: failed to load\n");
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for (;;) {
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asm volatile("hlt");
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//io_WriteConsoleASCII("kMain: Interrupt hit\n");
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graphics_SwapBuffer();
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}
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}
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