static bool
cmd_switch_to_keycodes()
{
tty_print(TTY_CONSOLE,
"Entering keycode mode. Hit Alt-Tab to exit.\n");
switch_mode(&mode_keycode);
return false;
}
size_t tty_write(uint64_t source, struct vfs_obj *file, uint8_t *buffer, size_t size, uint64_t offset) {
size_t i;
for (i = 0; i < size; i++) {
tty_print(buffer[i]);
}
tty_flip();
return size;
}
static bool
cmd_display_help()
{
tty_print(TTY_CONSOLE, "Available commands:\n");
for (int i = 0; i < arrsize(commands); i++) {
if (commands[i].help == NULL)
continue;
tty_printf(TTY_CONSOLE, " %-8s %s\n",
commands[i].str, commands[i].help);
}
return true;
}
void tty_event(uint64_t source, uint64_t value) {
char c;
static bool ctrl = false;
if (value & 0x00400000) {
if (value == 0x00C00001) {
ctrl = false;
}
return;
}
if (value & 0x00800000) {
if (value == 0x00800001) {
ctrl = true;
}
return;
}
c = value;
if (tolower(c) == 'c' && ctrl) {
kill(-getpid(), SIGINT);
tty_print('^');
tty_print('C');
tty_print('\n');
tty_buffer('\n');
return;
}
tty_buffer(c);
if (isprint(c) && tty->mode & MODE_ECHO) {
tty_print(c);
tty_flip();
}
}
void screensaver()
{
c[1] = 0;
while(1)
{
for (j=0;j<10;j++)
{
for (i=1;i<25;i++)
{
disp[j][i] = disp[j][i-1];
}
}
for (j=0;j<10;j++)
{
i = uniform(3)+1;
switch (i)
{
case 1:
disp[j][0] = uniform(2)+48;
break;
case 2:
disp[j][0] = ' ';
break;
case 3:
disp[j][0] = ' ';
break;
}
}
for (i=0;i<25;i++)
{
for (j=0;j<10;j++)
{
tty_gotoxy(scr_handle,(j+1)*(6+uniform(4)),i);
c[0] = disp[j][i] + uniform(1);
tty_print(scr_handle,c);
}
//delay(2);
}
delay(3);
}
delay(1);
}
static bool
cmd_display_pcie()
{
const struct acpi_mcfg_addr *addr = acpi_next_mcfg_addr(NULL);
if (addr == NULL) {
tty_print(TTY_CONSOLE, "No PCIe configuration.\n");
return true;
}
while (addr != NULL) {
tty_printf(TTY_CONSOLE, "PCIe addr=0x%08x grp=%-2u bus=%02x..%02x\n",
addr->base, addr->seg_group, addr->bus_start,
addr->bus_end);
addr = acpi_next_mcfg_addr(addr);
}
return true;
}
static bool
cmd_display_apic()
{
const struct acpi_madt *madt = acpi_madt();
if (madt == NULL) {
tty_print(TTY_CONSOLE, "No ACPI MADT detected.\n");
return true;
}
tty_printf(TTY_CONSOLE, "Local APIC addr: %#x\n", madt->ptr_local_apic);
const struct acpi_madt_local_apic *local = NULL;
while ((local = acpi_next_local_apic(local)) != NULL) {
tty_printf(TTY_CONSOLE, "Local APIC id %u: %s\n",
local->apicid,
(local->flags & 1) ? "Usable" : "Unusable");
}
const struct acpi_madt_io_apic *io = NULL;
while ((io = acpi_next_io_apic(io)) != NULL) {
tty_printf(TTY_CONSOLE, "I/O APIC id %u: Addr=%#x Base=%u\n",
io->apicid,
io->ptr_io_apic,
io->interrupt_base);
}
const struct acpi_madt_iso *iso = NULL;
while ((iso = acpi_next_iso(iso)) != NULL) {
tty_printf(TTY_CONSOLE, "ISO irq=%-2u int=%-2u flags=0x%04x\n",
iso->source,
iso->interrupt,
iso->flags);
}
return true;
}
int main()
{
tty_print(msg, 0x07);
return 0;
}
static void
command_prompt()
{
tty_print(TTY_CONSOLE, "> ");
}