void clear_screen() {
int procTerm = getTTY();
if (procTerm == tty)
k_clear_screen((unsigned char *) 0xB8000);
else
k_clear_screen((unsigned char *) terminals[procTerm].video);
terminals[procTerm].cursorPos = 0;
}
void kernelAbort() {
k_clear_screen();
k_printline("MAMMOTH SYSTEM EXCEPTION", whitetxt);
k_printline("You bastard, you made it crash. What was that for? Hmm?", greytxt);
k_printline("Pff, restart the computer or something.", greytxt);
k_printline(" (One of the kernel functions terminated unexpectedly) ", greytxt);
return(0);
}
//Proceso Top
int Tope(int argc, char* argv[])
{
char* video= (char*)0xb8000;
int proce[65];
char Mensaje [10];
int salto;
int i;
char a;
k_clear_screen();
message("Top V1.0: Procesos y porcentaje de CPU utilizada",0,10);
message("PID CPU% TTY NAME",2,0);
Sti();
while(a!=68)
{
a=GetKey();
salto=3;
for(i=0;i<65;i++)
{
proce[i]=0;
}
for(i=0;i<100;i++)
{
proce[last100[i]]++;
}
Cli();
for(i=0;i<65;i++)
{
PROCESS* p=GetProcessByPID(i);
if(p->free==0)
{
itoa2(i,Mensaje);
message(Mensaje,salto,0);
itoa2(proce[i],Mensaje);
message(Mensaje,salto,28);
itoa2(p->tty,Mensaje);
message(Mensaje,salto,56);
message(p->name,salto,78);
salto=salto+1;
}
message(" ",salto,0);
}
if (argc>1)
i=atoi2(argv[1]);
else
i=0;
Sti();
Sleep(i);
}
return 0;
}
//Funcion a donde van a parar las funciones que terminan.
void Cleaner(void)
{
char Men[10];
Cli();
Destroy(CurrentPID);
k_clear_screen();
mess("==>");
Sti();
while(1);
}
/**********************************************
Starting point of the whole OS
*************************************************/
int
kmain()
{
int i, h;
char * buffer = calloc(512 , 1);
_Cli();
k_clear_screen();
printf("screen clear\n");
//cache_initarray();
printf("array init\n");
//cache_sortarray();
printf("array sort\n");
initializeSemaphoreTable();
printf("semaphore init\n");
initializeIDT();
unmaskPICS();
initializePaging();
_StartCR3();
SetupScheduler();
//printf("after SetupScheduler\n");
for(h = 0; h < 200; h++){
write_disk(0,h,buffer,BLOCK_SIZE,0);
}
fd_table = (filedescriptor *)calloc(100,1);
masterBootRecord * mbr = (masterBootRecord *)malloc(512);
superblock = (masterBlock*)malloc(512);
bitmap = (BM*)calloc(BITMAP_SIZE,1);
inodemap = (IM*)calloc(INODEMAP_SIZE,1);
read_disk(0,0,mbr,BLOCK_SIZE,0);
if ( mbr->existFS == 0 ){
init_filesystem("Chinux", mbr);
}else{
load_filesystem();
}
ready = NULL;
for(i = 0; i < 4; i++)
startTerminal(i);
//free(mbr);
logPID = CreateProcessAt("Login", (int(*)(int, char**))logUser, 0, 0, (char**)0, PAGE_SIZE, 4, 1);
_Sti();
while(TRUE)
;
return 1;
}
k_main() // like main
{
k_clear_screen();
k_puts("Welcome to MoOS version 0.1 (" BUILDTAG ")\n");
k_puts("\n");
if (pci_is_available())
{
k_puts(" Detected a PCI bus\n");
} else
{
k_puts(" No PCI bus detected\n");
}
// Try to find PCI devices
unsigned int i, j, k;
for (i=0; i<256; i++)
{
for (j=0; j<32; j++)
{
for (k=0; k<8; k++)
{
unsigned int temp = pci_read_dword(i, j, k, 0);
if ((temp & 0xffff) != 0xffff)
{
printk("PCI device on bus: %u, slot: %u, function: %u VendorId/DeviceId: %x\n", i, j, k, temp);
}
}
}
}
// NE2000 code
#define NS_DATAPORT 0x10 /* NatSemi-defined port window offset. */
#define NE_DATAPORT 0x10 /* NatSemi-defined port window offset. */
#define NS_RESET 0x1f /* Issue a read to reset, a write to clear. */
#define E8390_CMD 0x00 /* The command register (for all pages) */
#define E8390_STOP 0x01 /* Stop and reset the chip */
#define E8390_START 0x02 /* Start the chip, clear reset */
#define E8390_RREAD 0x08 /* Remote read */
#define E8390_NODMA 0x20 /* Remote DMA */
#define E8390_PAGE0 0x00 /* Select page chip registers */
#define E8390_PAGE1 0x40 /* using the two high-order bits */
#define E8390_PAGE2 0x80
#define E8390_PAGE3 0xC0 /* Page 3 is invalid on the real 8390. */
#define E8390_RXOFF 0x20 /* EN0_RXCR: Accept no packets */
#define E8390_TXOFF 0x02 /* EN0_TXCR: Transmitter off */
/* Page 0 register offsets. */
#define EN0_CLDALO 0x01 /* Low byte of current local dma addr RD */
#define EN0_STARTPG 0x01 /* Starting page of ring bfr WR */
#define EN0_CLDAHI 0x02 /* High byte of current local dma addr RD */
#define EN0_STOPPG 0x02 /* Ending page +1 of ring bfr WR */
#define EN0_BOUNDARY 0x03 /* Boundary page of ring bfr RD WR */
#define EN0_TSR 0x04 /* Transmit status reg RD */
#define EN0_TPSR 0x04 /* Transmit starting page WR */
#define EN0_NCR 0x05 /* Number of collision reg RD */
#define EN0_TCNTLO 0x05 /* Low byte of tx byte count WR */
#define EN0_FIFO 0x06 /* FIFO RD */
#define EN0_TCNTHI 0x06 /* High byte of tx byte count WR */
#define EN0_ISR 0x07 /* Interrupt status reg RD WR */
#define EN0_CRDALO 0x08 /* low byte of current remote dma address RD */
#define EN0_RSARLO 0x08 /* Remote start address reg 0 */
#define EN0_CRDAHI 0x09 /* high byte, current remote dma address RD */
#define EN0_RSARHI 0x09 /* Remote start address reg 1 */
#define EN0_RCNTLO 0x0a /* Remote byte count reg WR */
#define EN0_RCNTHI 0x0b /* Remote byte count reg WR */
#define EN0_RSR 0x0c /* rx status reg RD */
#define EN0_RXCR 0x0c /* RX configuration reg WR */
#define EN0_TXCR 0x0d /* TX configuration reg WR */
#define EN0_COUNTER0 0x0d /* Rcv alignment error counter RD */
#define EN0_DCFG 0x0e /* Data configuration reg WR */
#define EN0_COUNTER1 0x0e /* Rcv CRC error counter RD */
#define EN0_IMR 0x0f /* Interrupt mask reg WR */
#define EN0_COUNTER2 0x0f /* Rcv missed frame error counter RD */
unsigned char SA_prom[32];
struct {char value, offset; } program_seq[] = {
{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
{0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */
{0x00, EN0_RCNTLO}, /* Clear the count regs. */
{0x00, EN0_RCNTHI},
{0x00, EN0_IMR}, /* Mask completion irq. */
{0xFF, EN0_ISR},
{E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */
{E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */
{32, EN0_RCNTLO},
{0x00, EN0_RCNTHI},
{0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */
{0x00, EN0_RSARHI},
{E8390_RREAD+E8390_START, E8390_CMD},
};
int wordlength = 2;
/* Read the 16 bytes of station address prom, returning 1 for
an eight-bit interface and 2 for a 16-bit interface.
We must first initialize registers, similar to NS8390_init(eifdev, 0).
We can't reliably read the SAPROM address without this.
(I learned the hard way!). */
for (i = 0; i < sizeof(program_seq)/sizeof(program_seq[0]); i++)
outportb(0x300 + program_seq[i].offset, program_seq[i].value);
for(i = 0; i < 32 /*sizeof(SA_prom)*/; i+=2) {
SA_prom[i] = inportb(0x300 + NE_DATAPORT);
SA_prom[i+1] = inportb(0x300 + NE_DATAPORT);
if (SA_prom[i] != SA_prom[i+1])
wordlength = 1;
}
printk("Station Address PROM 0:");
for(i = 0; i < sizeof(SA_prom)/2; i++)
printk(" %2.2x", SA_prom[i]);
printk("\nStation Address PROM %#2x:", i);
for(; i < sizeof(SA_prom); i++)
printk(" %2.2x", SA_prom[i]);
printk("\n");
printk("NE200 wordlength = %u\n", wordlength);
if (wordlength == 2) {
/* We must set the 8390 for word mode, AND RESET IT. */
int tmp;
outportb(0x300 + EN0_DCFG, 0x49);
tmp = inportb(0x300 + NS_RESET);
outportb(0x300 + NS_RESET, tmp);
/* Un-double the SA_prom values. */
for (i = 0; i < 16; i++)
SA_prom[i] = SA_prom[i+i];
}
// Check for NE2000 on I/O address 0x300
printk("MAC of NE2000 @0x300: ");
outportb(0x300 + E8390_CMD, E8390_NODMA + E8390_PAGE1);
for (i = 1; i < 6; i++)
printk("%2X:", inportb(0x300 + i));
printk("%2X\n");
// End of NE2000 code
init_pics(0x20, 0x28);
idt_install();
isrs_install();
irq_install();
keyboard_install();
asm volatile ("sti");
for(;;);
}
k_main() // like main in a normal C program
{
k_clear_screen();
k_printf("Hi!\nHow's this for a starter OS?", 0);
};
void parsecommand(char * s){
if(!strcmp(s,"help")){
help();
}
else if(!strcmp(s,"maths")){
maths();
}
else if(!strcmp(s,"piano")){
piano();
}
else if(!strcmp(s,"printbios")){
checkbios();
}
else if(!strcmp(s,"printidt")){
get_IDT_information();
}
else if(!strcmp(s,"effectslow")){
espeed = 10;
}
else if(!strcmp(s,"effectfast")){
espeed = 1;
}
else if(!strcmp(s, "exit")){
goodbye();
}
else if(!strcmp(s,"setsound")){
setExceptionSound();
}
else if(!strcmp(s,"printsounds")){
printSoundSetting();
}
else if(!strcmp(s,"playsound")){
playsound();
}
else if(!strcmp(s,"clear")){
k_clear_screen();
}
else if(!strcmp(s,"checkzerodivide")){
checkzerodiv();
}
else if(!strcmp(s,"checkgeneralprotect")){
checkgeneralprotect();
}
else if(!strcmp(s,"checkdebug")){
breakpoint();
}
else if(!strcmp(s,"dolarcalculator")){
afip();
}
else if(!strcmp(s,"about")){
about();
}
else if(!strcmp(s,"printidtentry")){
printidtentry();
}
else {
printf("Marito says: COMMAND NOT FOUND\n");
genericBeep();
}
return;
}
