int k_main(struct multiboot *mboot, u32 stack)
{
elf_from_mb(mboot, &kelf);
/* bring up the kernel subsystems */
init_subsystems();
printf("@@@@@@@@@@@@@@@@@@@@@@@@@"
"@@@@@@@@@@ EUCLID @@@@@@@"
"@@@@@@@@@@@@@@@@@@@@@@@@@"
"@@@@@\n");
printf("Hello, World!\n");
/* For now let's just push a value to EAX (x86). */
return (int)0xABCDEFCC;
}
/* FIXME:
* - parse options first
* - load configuration
* - select/init gui (no window opened yet)
* - init buffers / load files
* - start event loop etc ...
* - show main window
*/
bool application::run(int ac, char ** av)
{
bool ret;
//
ret = ew::codecs::text::unicode::utf8::init();
if (ret == false) {
return false;
}
// parse command line
ret = parse_command_line(ac, av);
if (ret == false) {
return false;
}
ret = init_subsystems(this);
if (ret == false) {
return false;
}
// prepare buffers, files, fonts etc ..
ret = m_priv->setup_modules();
// prepare buffers, files, fonts etc ..
ret = m_priv->setup_buffers();
// start core thread
m_priv->core_thread = std::make_unique<std::thread>(eedit::core::main, app);
// ui main loop
ret = m_priv->main_loop();
// wait for core completion
m_priv->core_thread->join();
// prepare buffers, files, fonts etc ..
ret = m_priv->release_buffers();
//
ret = m_priv->release_modules();
quit_subsystems(this);
return ret;
}
int main()
{
int ret = 0;
struct e3d_window *wnd;
struct shaders shaders;
struct ulog_dev *log;
ulog_flog(NULL, ULOG_INFO, "Starting\n");
ret = init_subsystems();
if (ret)
goto err;
wnd = e3d_window_new();
if (!wnd) {
ret = -1;
goto err_subs;
}
ret = init_shaders(&shaders);
if (ret)
goto err_wnd;
log = debug_log("Game: ");
if (!log) {
ret = -ENOMEM;
goto err_shader;
}
ret = game_run(log, wnd, &shaders);
ulog_unref(log);
err_shader:
destroy_shaders(&shaders);
err_wnd:
e3d_window_free(wnd);
err_subs:
destroy_subsystems();
err:
if (ret)
ulog_flog(NULL, ULOG_ERROR, "Abort\n");
else
ulog_flog(NULL, ULOG_INFO, "Exiting\n");
return -ret;
}
//-----------------------------------------------------------------------------
void kmain(struct multiboot_info *info, unsigned long magic)
{
#define bprintf(fmt, ...) _kprintf(0xA, fmt, ## __VA_ARGS__)
mb_info = info;
// initialize console so we can print boot status
console_clear(0);
// check multiboot magic number
if (magic != MULTIBOOT_BOOTLOADER_MAGIC) {
kprintf("Invalid Multiboot magic number\n");
return;
}
bprintf("32 bit Telos " VERSION "\n");
bprintf("Initializing machine state...\n");
idt_install();
gdt_install();
pic_init(0x20, 0x28); // map IRQs after exceptions/reserved vectors
pit_init(100); // 10ms timer
clock_init();
bprintf("Initializing kernel subsystems...\n");
init_subsystems();
bprintf("\n----------- MEMORY -----------\n");
bprintf("Kernel: %p - %p\n", &_kstart, &_kend);
bprintf("Userspace: %p - %p\n", &_ustart, &_uend);
bprintf("Total: %lx bytes\n", MULTIBOOT_MEM_MAX(mb_info));
mount_root();
bprintf("Starting Telos...\n\n");
sched_start();
#undef bprintf
}
void main()
{
win7compat_init();
log_init();
fork_init();
/* fork_init() will directly jump to restored thread context if we are a fork child */
mm_init();
flags_init();
/* Parse command line */
const char *cmdline = GetCommandLineA();
int len = strlen(cmdline);
if (len > BLOCK_SIZE) /* TODO: Test if there is sufficient space for argv[] array */
{
init_subsystems();
kprintf("Command line too long.\n");
process_exit(1, 0);
}
startup = mm_mmap(NULL, BLOCK_SIZE, PROT_READ | PROT_WRITE, MAP_ANONYMOUS,
INTERNAL_MAP_TOPDOWN | INTERNAL_MAP_NORESET | INTERNAL_MAP_VIRTUALALLOC, NULL, 0);
*(uintptr_t*) startup = 1;
char *current_startup_base = startup + sizeof(uintptr_t);
memcpy(current_startup_base, cmdline, len + 1);
char *envbuf = (char *)ALIGN_TO(current_startup_base + len + 1, sizeof(void*));
char *env0 = envbuf;
ENV("TERM=xterm");
char *env1 = envbuf;
ENV("HOME=/root");
char *env2 = envbuf;
ENV("DISPLAY=127.0.0.1:0");
char *env3 = envbuf;
ENV("PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/bin:/sbin");
int argc = 0;
char **argv = (char **)ALIGN_TO(envbuf, sizeof(void*));
/* Parse command line */
int in_quote = 0;
char *j = current_startup_base;
for (char *i = current_startup_base; i <= current_startup_base + len; i++)
if (!in_quote && (*i == ' ' || *i == '\t' || *i == '\r' || *i == '\n' || *i == 0))
{
*i = 0;
if (i > j)
argv[argc++] = j;
j = i + 1;
}
else if (*i == '"')
{
*i = 0;
if (in_quote)
argv[argc++] = j;
in_quote = !in_quote;
j = i + 1;
}
argv[argc] = NULL;
char **envp = argv + argc + 1;
int env_size = 4;
envp[0] = env0;
envp[1] = env1;
envp[2] = env2;
envp[3] = env3;
envp[4] = NULL;
char *buffer_base = (char*)(envp + env_size + 1);
const char *filename = NULL;
int arg_start;
for (int i = 1; i < argc; i++)
{
if (!strcmp(argv[i], "--session-id"))
{
if (++i < argc)
{
int len = strlen(argv[i]);
if (len >= MAX_SESSION_ID_LEN)
{
init_subsystems();
kprintf("--session-id: Session ID too long.\n");
process_exit(1, 0);
}
for (int j = 0; j < len; j++)
{
char ch = argv[i][j];
if (!((ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') ||
ch == '_' || ch == '-'))
{
init_subsystems();
kprintf("--session-id: Invalid characters.\n");
process_exit(1, 0);
}
}
strcpy(cmdline_flags->global_session_id, argv[i]);
}
else
{
init_subsystems();
kprintf("--session-id: No ID given.\n");
process_exit(1, 0);
}
}
else if (!strcmp(argv[i], "--help") || !strcmp(argv[i], "-h"))
{
init_subsystems();
print_help();
process_exit(1, 0);
}
else if (!strcmp(argv[i], "--usage"))
{
init_subsystems();
print_usage();
process_exit(1, 0);
}
else if (!strcmp(argv[i], "--version") || !strcmp(argv[i], "-v"))
{
init_subsystems();
print_version();
process_exit(1, 0);
}
else if (!strcmp(argv[i], "--dbt-trace"))
cmdline_flags->dbt_trace = true;
else if (!strcmp(argv[i], "--dbt-trace-all"))
{
cmdline_flags->dbt_trace = true;
cmdline_flags->dbt_trace_all = true;
}
else if (argv[i][0] == '-')
{
init_subsystems();
kprintf("Unrecognized option: %s\n", argv[i]);
process_exit(1, 0);
}
else if (!filename)
{
filename = argv[i];
arg_start = i;
break;
}
}
init_subsystems();
if (filename)
{
install_syscall_handler();
int r = do_execve(filename, argc - arg_start, argv + arg_start, env_size, envp, buffer_base, NULL);
if (r == -L_ENOENT)
{
kprintf("Executable not found.");
process_exit(1, 0);
}
}
print_usage();
process_exit(1, 0);
}
/*
* Initialize sequence before T-Kernel starts
*/
EXPORT ER init_system( void )
{
ER ercd;
/* Platform dependent initialize sequence */
DispProgress(0x10);
ercd = init_device();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize subsystem */
DispProgress(0x11);
ercd = init_subsystems();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize segment manager */
DispProgress(0x12);
ercd = init_segmgr();
if ( ercd < E_OK ) {
goto err_ret;
}
#ifdef _BTRON_
ercd = init_bk_early();
if (ercd < E_OK) {
vd_printf("error init_bk_early\n");
goto err_ret;
}
#endif
/* Initialize memory manager */
DispProgress(0x13);
ercd = init_memmgr();
if ( ercd < E_OK ) {
goto err_ret;
}
#ifdef _BTRON_
/* Initialize slab allocator */
DispProgress(0x14);
ercd = init_slab_allocator();
if ( ercd < E_OK ) {
vd_printf("init_slab_allocator\n");
goto err_ret;
}
/* Initialize bk */
DispProgress(0x15);
ercd = init_bk();
if ( ercd < E_OK ) {
vd_printf("init_bk\n");
goto err_ret;
}
#else
/* Initialize Imalloc */
DispProgress(0x14);
ercd = init_Imalloc();
if ( ercd < E_OK ) {
goto err_ret;
}
#endif
return(ercd);
err_ret:
#if USE_KERNEL_MESSAGE
tm_putstring((UB*)"!ERROR! init_kernel\n");
#endif
//tm_monitor(); /* Stop */
return(ercd);
}
/*
* Initialize sequence before T-Kernel starts
*/
EXPORT void init_system( void )
{
ER ercd;
/* if i'm first processor, execution */
if ( get_prid() == 0 ) {
/* Platform dependent initialize sequence */
DispProgress(0x10);
ercd = init_device();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize subsystem */
DispProgress(0x11);
ercd = init_subsystems();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize segment manager */
DispProgress(0x12);
ercd = init_segmgr();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize memory manager */
DispProgress(0x13);
ercd = init_memmgr();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize Imalloc */
DispProgress(0x14);
ercd = init_Imalloc();
if ( ercd < E_OK ) {
goto err_ret;
}
} else {
/* Platform dependent initialize sequence */
DispProgress(0x10);
ercd = init_device();
if ( ercd < E_OK ) {
goto err_ret;
}
/* Initialize segment manager */
DispProgress(0x12);
ercd = init_segmgr();
if ( ercd < E_OK ) {
goto err_ret;
}
}
return;
err_ret:
#if USE_KERNEL_MESSAGE
tm_putstring((UB*)"!ERROR! init_kernel\n");
#endif
tm_monitor(); /* Stop */
}
