/**
* Kernel entry point
*/
void kmain(struct multiboot_info* info, unsigned int magic) {
initMemoryMap(info);
mm_pagination_init();
setupGDT();
setupIDT();
stdin = STACK_TOP_MAPPING;
stdout = (STACK_TOP_MAPPING + sizeof(FILE));
stderr = (STACK_TOP_MAPPING + 2 * sizeof(FILE));
cache_init();
ata_init(info);
fs_load();
fifo_init();
scheduler_init();
struct Process* idleProcess = process_table_new(idle, "idle", NULL, 1, NO_TERMINAL, 0);
struct Process* shellProcess = process_table_new(tty_run, "tty", idleProcess, 1, NO_TERMINAL, 0);
struct Process* cacheProcess = process_table_new(cache_flush, "cache_flush",idleProcess, 1, NO_TERMINAL, 0);
yield();
while (1) {}
}
static void init() {
setupIDT();
for (uint32_t i = 0; i < 16; i++) {
_handlers.push_back(nullptr);
//_sharedHandlers.push_back(std::list<InterruptHandler*>());
}
}
//main entry point for the kernel
int kmain() {
setup_Com1();
char doneText[] = "Done.\n";
clearScreen(); //clear the screen of whatever was there
//print welcome message
char osVersion[] = "CirnOS v0.0.1\n";
fb_write(osVersion, 14);
//set up the GDT table
char gdtSetup[] = "Setting up GDT...\n";
fb_write(gdtSetup, 18);
setupGDT();
fb_write(doneText, 6);
//set up IDT table
char idtSetup[] = "Setting up IDT...\n";
fb_write(idtSetup, 18);
setupIDT();
fb_write(doneText, 6);
//Program Pic
char picSetup[] = "Programming PIC...\n";
fb_write(picSetup, 19);
program_pic();
fb_write(doneText, 6);
char pagingSetup[] = "Setup PDT (identity, 4MB pages) and enabling paging...\n";
fb_write(pagingSetup, 100);
setup_pdt_enable_paging();
fb_write(doneText, 6);
char testStart[] = "Begining print tests.\n";
fb_write(testStart, 22);
//setup and write to Com1 serial port
serial_write(osVersion, 14);
serial_write(testStart, 21);
char printfTest[] = "Printf test string: %c, %c, %d, %x.\n";
printf(SERIAL, printfTest, 'c', 'd', -30, 0xCAFEBABE);
printf(FRAMEBUFFER, printfTest, 'c', 'd', -30, 0xCAFEBABE);
//repeatText(); //repeat some dummy text
return 0; //return value will be in EAX register, return 0 for now
}
