void do_printenv (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
{
uchar *env, *nxt;
int i;
#if defined(CFG_FLASH_ENV_ADDR)
uchar *environment = env_init();
#else
env_init();
#endif /* CFG_FLASH_ENV_ADDR */
if (argc == 1) { /* Print all env variables */
uchar *start = environment;
for (env=environment; *env; env=nxt+1) {
for (nxt=env; *nxt; ++nxt)
;
puts (env);
putc ('\n');
if (tstc()) {
getc ();
printf ("\n ** Abort\n");
return;
}
}
printf("\nEnvironment size: %d bytes\n", env-start);
return;
}
for (i=1; i<argc; ++i) { /* print single env variables */
char *name = argv[i];
char *val = NULL;
for (env=environment; *env; env=nxt+1) {
for (nxt=env; *nxt; ++nxt)
;
val=envmatch(name, env);
if (val) {
puts (name);
putc ('=');
puts (val);
putc ('\n');
break;
}
}
if (!val)
printf ("## Error: \"%s\" not defined\n", name);
}
}
void mips_init()
{
printf("init.c:\tmips_init() is called\n");
mips_detect_memory();
mips_vm_init();
page_init();
//page_check();
env_init();
//ENV_CREATE(user_fktest);
//ENV_CREATE(user_pt1);
ENV_CREATE(user_idle);
ENV_CREATE(fs_serv);
//ENV_CREATE(user_fktest);
//ENV_CREATE(user_pingpong);
//ENV_CREATE(user_testfdsharing);
//ENV_CREATE(user_testspawn);
//ENV_CREATE(user_testpipe);
//ENV_CREATE(user_testpiperace);
ENV_CREATE(user_icode);
trap_init();
kclock_init();
//env_run(&envs[0]);
//env_run(&envs[1]);
panic("^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^");
while (1);
panic("init.c:\tend of mips_init() reached!");
}
int rpmsg_init(int dev_id, struct remote_device **rdev,
rpmsg_chnl_cb_t channel_created,
rpmsg_chnl_cb_t channel_destroyed,
rpmsg_rx_cb_t default_cb, int role) {
int status;
/* Initialize IPC environment */
status = env_init();
if (status == RPMSG_SUCCESS) {
/* Initialize the remote device for given cpu id */
status = rpmsg_rdev_init(rdev, dev_id, role, channel_created,
channel_destroyed, default_cb);
if (status == RPMSG_SUCCESS) {
/* Kick off IPC with the remote device */
status = rpmsg_start_ipc(*rdev);
}
}
/* Deinit system in case of error */
if (status != RPMSG_SUCCESS) {
rpmsg_deinit(*rdev);
}
return status;
}
static ssize_t env_proc_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
{
char p[32];
char *page = (char *)p;
int err = 0;
ssize_t len = 0;
int env_valid_length = 0;
env_init();
if (!env_valid) {
pr_err("[%s]read no env valid\n", MODULE_NAME);
page += sprintf(page, "\nno env valid\n");
len = page - &p[0];
if (*ppos >= len)
return 0;
err = copy_to_user(buf, (char *)p, len);
*ppos += len;
if (err)
return err;
return len;
} else {
env_valid_length = get_env_valid_length();
if (*ppos >= env_valid_length)
return 0;
if ((size + *ppos) > env_valid_length)
size = env_valid_length - *ppos;
err = copy_to_user(buf, g_env.env_data + *ppos, size);
if (err)
return err;
*ppos += size;
return size;
}
}
void
i386_init(void)
{
extern char edata[], end[];
// Before doing anything else, complete the ELF loading process.
// Clear the uninitialized global data (BSS) section of our program.
// This ensures that all static/global variables start out zero.
memset(edata, 0, end - edata);
// Initialize the console.
// Can't call cprintf until after we do this!
cons_init();
cprintf("6828 decimal is %o octal!\n", 6828);
// Lab 2 memory management initialization functions
i386_detect_memory();
i386_vm_init();
page_init();
page_check();
// Lab 3 user environment initialization functions
env_init();
idt_init();
// Lab 4 multitasking initialization functions
pic_init();
kclock_init();
// Should always have an idle process as first one.
ENV_CREATE(user_idle);
// Start fs.
ENV_CREATE(fs_fs);
ENV_CREATE(user_icode);
#if defined(TEST)
// Don't touch -- used by grading script!
ENV_CREATE2(TEST, TESTSIZE)
#else
// Touch all you want.
// ENV_CREATE(user_icode);
// ENV_CREATE(user_pipereadeof);
// ENV_CREATE(user_pipewriteeof);
// ENV_CREATE(user_testpipe);
// ENV_CREATE(user_primespipe);
// ENV_CREATE(user_testpiperace);
// ENV_CREATE(user_testpiperace2);
// ENV_CREATE(user_testfdsharing);
#endif // TEST*
// Should not be necessary - drain keyboard because interrupt has given up.
kbd_intr();
// Schedule and run the first user environment!
sched_yield();
}
void __attribute__((noreturn)) mainloop (void)
{
prvSetupHardware ();
vLedInit ();
/* If no previous environment exists - create a new, but don't store it */
env_init ();
if(!env_load ()) {
debug_printf ("unable to load environment, resetting to defaults\n");
bzero (&env, sizeof (env));
}
if (env.e.n_lamps > MAX_LAMPS)
env.e.n_lamps = 0;
vRndInit ((((u_int32_t) env.e.mac_h) << 8) | env.e.mac_l);
vNetworkInit ();
xTaskCreate (vUSBCDCTask, (signed portCHAR *) "USB", TASK_USB_STACK,
NULL, TASK_USB_PRIORITY, NULL);
PtInitProtocol ();
vUSBShellInit ();
vTaskStartScheduler ();
while(1);
}
void fih_hwid_get(void)
{
pr_info("======FIH HWID init start======\r\n");
if (fih_get_s1_boot())
{
pr_info("This is s1 boot\r\n");
}
else
{
pr_info("This is qcom boot\r\n");
}
if(env_init())
{
pr_info("FIH HWID init fail\r\n");
pr_info("================================\r\n");
}
if(hwid_map())
{
pr_info("******map fail use default HWID******\r\n");
}
hwid_info();
pr_info("================================\r\n");
}
void board_init_f(ulong dummy)
{
/* Set global data pointer */
gd = &gdata;
/* Clear global data */
memset((void *)gd, 0, sizeof(gd_t));
#ifdef CONFIG_LS2085A
arch_cpu_init();
#endif
#ifdef CONFIG_FSL_IFC
init_early_memctl_regs();
#endif
board_early_init_f();
timer_init();
#ifdef CONFIG_LS2085A
env_init();
#endif
get_clocks();
preloader_console_init();
#ifdef CONFIG_SPL_I2C_SUPPORT
i2c_init_all();
#endif
dram_init();
/* Clear the BSS */
memset(__bss_start, 0, __bss_end - __bss_start);
#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
enable_layerscape_ns_access();
#endif
board_init_r(NULL, 0);
}
void
i386_init(void)
{
extern char edata[], end[];
// Before doing anything else, complete the ELF loading process.
// Clear the uninitialized global data (BSS) section of our program.
// This ensures that all static/global variables start out zero.
memset(edata, 0, end - edata);
// Initialize the console.
// Can't call cprintf until after we do this!
cons_init();
cprintf("6828 decimal is %o octal!\n", 6828);
// Lab 2 memory management initialization functions
mem_init();
// Lab 3 user environment initialization functions
env_init();
trap_init();
#if defined(TEST)
// Don't touch -- used by grading script!
ENV_CREATE(TEST, ENV_TYPE_USER);
#else
// Touch all you want.
ENV_CREATE(user_hello, ENV_TYPE_USER);
#endif // TEST*
// We only have one user environment for now, so just run it.
env_run(&envs[0]);
}
/// Setup our environment (e.g., tty modes), process key strokes, then reset the environment.
void setup_and_process_keys(bool continuous_mode) {
is_interactive_session = 1; // by definition this is interactive
set_main_thread();
setup_fork_guards();
wsetlocale(LC_ALL, L"POSIX");
program_name = L"fish_key_reader";
env_init();
reader_init();
input_init();
// Installing our handler for every signal (e.g., SIGSEGV) is dubious because it means that
// signals that might generate a core dump will not do so. On the other hand this allows us
// to restore the tty modes so the terminal is still usable when we die.
for (int signo = 1; signo < 32; signo++) {
signal(signo, signal_handler);
}
if (continuous_mode) {
printf("\n");
printf("Type 'exit' or 'quit' to terminate this program.\n");
printf("\n");
printf("Characters such as [ctrl-D] (EOF) and [ctrl-C] (interrupt)\n");
printf("have no special meaning and will not terminate this program.\n");
printf("\n");
} else {
set_wait_on_escape_ms(500);
}
// TODO: We really should enable keypad mode but see issue #838.
process_input(continuous_mode);
restore_term_mode();
}
///仅使用私钥初始化信封函数库
ENVELOP_API int env_init_only_key(IN const char * key)
{
g_pub_key_list = (LinkList)malloc(sizeof(LNode));
memset(g_pub_key_list,0,sizeof(LNode));
return env_init(NULL,key);
}
void
init_telnet(void)
{
env_init();
SB_CLEAR();
ClearArray(options);
connected = ISend = localflow = donebinarytoggle = 0;
#ifdef AUTHENTICATION
#ifdef ENCRYPTION
auth_encrypt_connect(connected);
#endif
#endif
restartany = -1;
SYNCHing = 0;
/* Don't change NetTrace */
escape = CONTROL(']');
rlogin = _POSIX_VDISABLE;
#ifdef KLUDGELINEMODE
echoc = CONTROL('E');
#endif
flushline = 1;
telrcv_state = TS_DATA;
}
int allocate(wam_t *wam)
{
environ_t *env = env_init(wam->ctnptr, wam->env);
wam->env = env;
wam->pc += 1;
return 0;
}
void kernel_init()
{
//TODO: init all kernel modules
#ifdef __KERN_DEBUG__
#ifdef USE_KERN_SHELL
mimosa_kshell_run(NULL);
#endif // End of USE_KERN_SHELL;
#endif
#ifdef __MIMOSA_APP__
mimosa_app_run();
#endif
/*
mimosa_memory_init();
mimosa_fs_init();
mimosa_interrupt_init();
*/
// Call env_init at the end
env_init();
}
/// Setup our environment (e.g., tty modes), process key strokes, then reset the environment.
static void setup_and_process_keys(bool continuous_mode) {
is_interactive_session = 1; // by definition this program is interactive
setenv("LC_ALL", "POSIX", 1); // ensure we're in a single-byte locale
set_main_thread();
setup_fork_guards();
env_init();
reader_init();
input_init();
proc_push_interactive(1);
signal_set_handlers();
install_our_signal_handlers();
if (continuous_mode) {
printf("\n");
printf("To terminate this program type \"exit\" or \"quit\" in this window,\n");
printf("or press [ctrl-C] or [ctrl-D] twice in a row.\n");
printf("\n");
}
process_input(continuous_mode);
restore_term_mode();
restore_term_foreground_process_group();
input_destroy();
reader_destroy();
}
void _benmain(void)
{
struct FIFO32 fifo;
int keybuf[128]={0};
fifo32_init(&fifo, 128, keybuf);
struct TSS32 tss_a = {0};
cons_init();
env_init();
/* keyboard setting */
init_kb(&fifo, 256);
tss_a.ldtr = 0;
tss_a.iomap = 0x40000000;
set_segmdesc(gdt + 0, 103, (int) &tss_a, AR_TSS32);
task_init(memman);
/* Unfortunate try the switch back to 0*8 (_benmain) with farjmp but not working.
* And the reason still unknown.
* So that I use another thread_kb_io() to catch the keyboard interrupt.
*/
load_tr(0 * 8); // record current working task to tss_a
task_create((int) &thread_kb_io, memman, "bshell", 1);
task_create((int) &thread_events, memman, "events", 0);
/* strange issue encountered if run pci_init at the setup_hw() */
puts("pci scan bus\n");
pci_init();
farjmp(0, 4*8);
puts("\nSystem Halted \n");
_syshalt();
}
/// Setup our environment (e.g., tty modes), process key strokes, then reset the environment.
static void setup_and_process_keys(bool continuous_mode) {
is_interactive_session = 1; // by definition this program is interactive
set_main_thread();
setup_fork_guards();
proc_push_interactive(1);
env_init();
reader_init();
// We need to set the shell-modes for ICRNL,
// in fish-proper this is done once a command is run.
tcsetattr(STDIN_FILENO, TCSANOW, &shell_modes);
install_our_signal_handlers();
if (continuous_mode) {
std::fwprintf(stderr, L"\n");
std::fwprintf(stderr,
L"To terminate this program type \"exit\" or \"quit\" in this window,\n");
std::fwprintf(stderr, L"or press [ctrl-%c] or [ctrl-%c] twice in a row.\n",
shell_modes.c_cc[VINTR] + 0x40, shell_modes.c_cc[VEOF] + 0x40);
std::fwprintf(stderr, L"\n");
}
process_input(continuous_mode);
restore_term_mode();
restore_term_foreground_process_group();
}
void board_boot_order(u32 *spl_boot_list)
{
/* Default boot sequence SPI -> MMC */
spl_boot_list[0] = spl_boot_device();
spl_boot_list[1] = BOOT_DEVICE_MMC1;
spl_boot_list[2] = BOOT_DEVICE_UART;
spl_boot_list[3] = BOOT_DEVICE_NONE;
/*
* In case of emergency PAD pressed, we always boot
* to proper u-boot and perform recovery tasks there.
*/
if (board_check_emergency_pad())
return;
#ifdef CONFIG_SPL_ENV_SUPPORT
/* 'fastboot' */
const char *s;
if (env_init() || env_load())
return;
s = env_get("BOOT_FROM");
if (s && !bootcount_error() && strcmp(s, "ACTIVE") == 0) {
spl_boot_list[0] = BOOT_DEVICE_MMC1;
spl_boot_list[1] = spl_boot_device();
}
#endif
}
int main(int ac, char **av)
{
GLFWwindow *win;
t_env env;
if (ac != 2)
return (0);
get_level(&env, av[1]);
if (!glfwInit())
exit(EXIT_FAILURE);
win = glfwCreateWindow(2560, 1440, "Arkanoid",
glfwGetPrimaryMonitor(), NULL);
if (!win)
{
glfwTerminate();
return (-1);
}
env_init(&env);
glfwMakeContextCurrent(win);
glfwSetKeyCallback(win, key_callback);
do_window(win, &env);
glfwDestroyWindow(win);
glfwTerminate();
return (0);
}
void
i386_init(void)
{
extern char edata[], end[];
// Before doing anything else, complete the ELF loading process.
// Clear the uninitialized global data (BSS) section of our program.
// This ensures that all static/global variables start out zero.
memset(edata, 0, end - edata);
// Initialize the console.
// Can't call cprintf until after we do this!
cons_init();
cprintf("6828 decimal is %o octal!\n", 6828);
// Lab 2 memory management initialization functions
i386_detect_memory();
i386_vm_init();
// Lab 3 user environment initialization functions
env_init();
idt_init();
// Lab 4 multitasking initialization functions
pic_init();
kclock_init();
time_init();
pci_init();
// Should always have an idle process as first one.
ENV_CREATE(user_idle);
// Start fs.
ENV_CREATE(fs_fs);
#if !defined(TEST_NO_NS)
// Start ns.
ENV_CREATE(net_ns);
#endif
#if defined(TEST)
// Don't touch -- used by grading script!
ENV_CREATE2(TEST, TESTSIZE);
#else
// Touch all you want.
// ENV_CREATE(net_testoutput);
// ENV_CREATE(user_echosrv);
// ENV_CREATE(user_httpd);
// ENV_CREATE(user_writemotd);
// ENV_CREATE(user_testfile);
ENV_CREATE(user_icode);
// ENV_CREATE(user_primes);
#endif // TEST*
// Schedule and run the first user environment!
sched_yield();
}
void
i386_init(void)
{
extern char edata[], end[];
// Before doing anything else, complete the ELF loading process.
// Clear the uninitialized global data (BSS) section of our program.
// This ensures that all static/global variables start out zero.
memset(edata, 0, end - edata);
// Initialize the console.
// Can't call cprintf until after we do this!
cons_init();
cprintf("6828 decimal is %o octal!\n", 6828);
// Lab 2 memory management initialization functions
mem_init();
// Lab 3 user environment initialization functions
env_init();
trap_init();
// Lab 4 multiprocessor initialization functions
mp_init();
lapic_init();
// Lab 4 multitasking initialization functions
pic_init();
// Acquire the big kernel lock before waking up APs
// Your code here:
lock_kernel();
// Starting non-boot CPUs
boot_aps();
// Start fs.
ENV_CREATE(fs_fs, ENV_TYPE_FS);
#if defined(TEST)
// Don't touch -- used by grading script!
ENV_CREATE(TEST, ENV_TYPE_USER);
#else
// Touch all you want.
//<<<<<<< HEAD
ENV_CREATE(user_icode, ENV_TYPE_USER);
//=======
// ENV_CREATE(user_dumbfork, ENV_TYPE_USER);
//>>>>>>> lab4
#endif // TEST*
// Should not be necessary - drains keyboard because interrupt has given up.
kbd_intr();
// Schedule and run the first user environment!
sched_yield();
}
int nvm_set_parameter(const char *key, const char *value)
{
int env_valid = 0;
int isEnv1Bad = -1;
int isEnv2Bad = -1;
int opt_sts = CMM_SUCCESS;
env_t *env_ptr = NULL;
isEnv1Bad = check_block("/dev/mtd2", 0);
isEnv2Bad = check_block("/dev/mtd2", CFG_ENV_SIZE);
if( -1 == isEnv1Bad )
{
printf(" ERROR: check env block 1 failed\n");
return CMM_FAILED;
}
if( -1 == isEnv2Bad )
{
printf(" ERROR: check env block 2 failed\n");
return CMM_FAILED;
}
/* either env1 or env2 is bad block, we do not permit set operation */
if( ( isEnv1Bad != 0 ) || ( isEnv2Bad != 0 ) )
{
printf(" ERROR: env is broken\n");
return CMM_FAILED;
}
/* Get NVM */
env_ptr = env_init(&env_valid);
if( NULL == env_ptr )
{
printf(" ERROR: read env failed\n");
return CMM_FAILED;
}
/* modify ethaddr */
__do_env_set_parameter(env_ptr, key, value);
/* update env crc */
__env_crc_update(env_ptr);
/* save env to flash */
if( CMM_SUCCESS != __save_env(env_ptr, env_valid) )
{
printf(" ERROR: save env failed\n\n");
opt_sts = CMM_FAILED;
}
else
{
opt_sts = CMM_SUCCESS;
}
/* free env_ptr malloced by function env_init() */
env_destroy(env_ptr);
return opt_sts;
}
/*
* Return
* 0 if booting into OS is selected
* 1 if booting into U-Boot is selected
*/
int spl_start_uboot(void)
{
env_init();
if (env_get_yesno("boot_os") != 0)
return 0;
return 1;
}
int main()
{
envp = env_init(".", "xx", 1024);
db_init(envp, &dbp, 100, 1024);
run_bulk_insert();
return 0;
}
void
i386_init(void)
{
extern char edata[], end[];
// Before doing anything else, complete the ELF loading process.
// Clear the uninitialized global data (BSS) section of our program.
// This ensures that all static/global variables start out zero.
memset(edata, 0, end - edata);
// Initialize the console.
// Can't call cprintf until after we do this!
cons_init();
//bluesea
//经测试，下面的语句会输出:edata f0114300, end f0114970
//因此，edata < end, [edata, end)之间是bss段, kernel需要用的global variable.
// > end之后的内存可以用于boot_alloc
//cprintf("edata %x, end %x\n", edata, end);
cprintf("6828 decimal is %o octal!\n", 6828);
// Lab 2 memory management initialization functions
mem_init();
// Lab 3 user environment initialization functions
env_init();
trap_init();
// Lab 4 multiprocessor initialization functions
mp_init();
lapic_init();
// Lab 4 multitasking initialization functions
pic_init();
// Acquire the big kernel lock before waking up APs
// Your code here:
lock_kernel();
// Starting non-boot CPUs
boot_aps();
#if defined(TEST)
// Don't touch -- used by grading script!
ENV_CREATE(TEST, ENV_TYPE_USER);
#else
// Touch all you want.
//ENV_CREATE(user_primes, ENV_TYPE_USER);
//ENV_CREATE(user_yield, ENV_TYPE_USER);
//ENV_CREATE(user_yield, ENV_TYPE_USER);
//ENV_CREATE(user_yield, ENV_TYPE_USER);
ENV_CREATE(user_dumbfork, ENV_TYPE_USER);
#endif // TEST*
// Schedule and run the first user environment!
sched_yield();
}
void nvm_dump(void)
{
int env_valid = 0;
int isEnv1Bad = -1;
int isEnv2Bad = -1;
struct mtd_info_user info;
env_t *env_ptr = NULL;
if( CMM_SUCCESS != get_mtd_info("/dev/mtd2", &info) )
{
printf(" ERROR: can not get mtd info\n");
return;
}
isEnv1Bad = check_block("/dev/mtd2", 0);
isEnv2Bad = check_block("/dev/mtd2", CFG_ENV_SIZE);
if( -1 == isEnv1Bad )
{
printf(" ERROR: check env block 1 failed\n");
return;
}
if( -1 == isEnv2Bad )
{
printf(" ERROR: check env block 2 failed\n");
return;
}
if( ( isEnv1Bad != 0 ) || ( isEnv2Bad != 0 ) )
{
printf(" ERROR: env is broken\n");
return;
}
env_ptr = env_init(&env_valid);
if( NULL == env_ptr )
{
printf(" ERROR: read env failed\n");
return;
}
printf("nvm device name: mtd2\n");
printf("device type: %d\n", info.type);
printf("nvm total size: %d KiB\n", info.size/1024);
printf("block size: %d KiB\n", info.erasesize/1024);
printf("page size: %d KiB\n", info.writesize/1024);
printf("oob size: %d bytes\n", info.oobsize);
printf("bad blocks: 0\n");
printf("env config size: %d KiB\n", CFG_ENV_SIZE/1024);
printf("env valid: %d\n", env_valid);
__debug_printf_env(env_ptr);
env_destroy(env_ptr);
}
int main(int argc, char ** argv)
{
usb_cdc_class_t * cdc;
DCC_LOG_INIT();
DCC_LOG_CONNECT();
DCC_LOG(LOG_TRACE, "1. cm3_udelay_calibrate()");
cm3_udelay_calibrate();
DCC_LOG(LOG_TRACE, "2. thinkos_init()");
thinkos_init(THINKOS_OPT_PRIORITY(8) | THINKOS_OPT_ID(7));
DCC_LOG(LOG_TRACE, "3. io_init()");
io_init();
DCC_LOG(LOG_TRACE, "4. external_bus_init()");
external_bus_init();
DCC_LOG(LOG_TRACE, "5. stdio_init()");
stdio_init();
printf("\n---\n");
DCC_LOG(LOG_TRACE, "6. trace_init()");
trace_init();
DCC_LOG(LOG_TRACE, "7. env_init()");
env_init();
/* create some threads */
DCC_LOG(LOG_TRACE, "8. monitor_init()");
monitor_init();
DCC_LOG(LOG_TRACE, "9. watchdog_init()");
watchdog_init();
DCC_LOG(LOG_TRACE, "10. net_init()");
net_init();
DCC_LOG(LOG_TRACE, "11. pkt_xmt_init()");
pkt_xmt_init();
net_pkt_mode(true);
DCC_LOG(LOG_TRACE, "12. console_shell_init()");
console_shell_init();
DCC_LOG(LOG_TRACE, "13. usb_cdc_init()");
usb_cdc_sn_set(*((uint64_t *)STM32F_UID));
cdc = usb_cdc_init(&stm32f_otg_fs_dev,
cdc_acm_def_str,
cdc_acm_def_strcnt);
DCC_LOG(LOG_TRACE, "14. usb_shell()");
for (;;) {
usb_shell(cdc);
}
}
void _benmain(void)
{
int i;
int c = 0;
int keybuf[128]={0};
struct FIFO32 fifo;
struct TIMER *timer;
fifo32_init(&fifo, 128, keybuf);
struct TSS32 tss_a, tss_c;
env_init();
/* keyboard setting */
init_kb(&fifo, 256);
i=0;
timer = timer_alloc();
timer_init(timer, &fifo, 1);
timer_settime(timer, 50);
tss_a.ldtr = 0;
tss_a.iomap = 0x40000000;
tss_c.ldtr = 0;
tss_c.iomap = 0x40000000;
set_segmdesc(gdt + 3, 103, (int) &tss_a, AR_TSS32);
task_init(memman);
/* Unfortunate try the switch back to 3*8 (_benmain) with farjmp but not working.
* And the reason still unknown.
* So that I use another thread_kb_io() to catch the keyboard interrupt.
*/
load_tr(3 * 8); // record current working task to tss_a
task_create((int) &thread_kb_io, memman, "bshell");
/* strange issue encountered if run pci_init at the setup_hw() */
puts("pci scan bus\n");
pci_init();
for (;;) {
asm_cli();
if (fifo32_status(&fifo) == 0) {
asm_stihlt(); // wake while keyboard input
// got a interrupt
} else { /* scan_code input */
c=fifo32_get(&fifo);
asm_sti();
if (c == 1) {
farjmp(0, 4*8);
} else {
puts("disabled boot options.\n");
}
}
}
puts("\nSystem Halted \n");
_syshalt();
}
void
i386_init(void)
{
extern char edata[], end[];
// Before doing anything else, complete the ELF loading process.
// Clear the uninitialized global data (BSS) section of our program.
// This ensures that all static/global variables start out zero.
memset(edata, 0, end - edata);
// Initialize the console.
// Can't call cprintf until after we do this!
cons_init();
cprintf("372 decimal is %o octal!\n", 372);
// Lab 2 memory management initialization functions
mem_init();
// Lab 3 user environment initialization functions
env_init();
trap_init();
// Lab 4 multiprocessor initialization functions
mp_init();
lapic_init();
// Lab 4 multitasking initialization functions
pic_init();
// Acquire the big kernel lock before waking up APs
// Your code here:
lock_kernel();
// Starting non-boot CPUs
boot_aps();
// Should always have idle processes at first.
int i;
for (i = 0; i < NCPU; i++)
ENV_CREATE(user_idle, ENV_TYPE_IDLE);
// ENV_CREATE(user_yield, ENV_TYPE_USER);
// ENV_CREATE(user_yield, ENV_TYPE_USER);
// ENV_CREATE(user_yield, ENV_TYPE_USER);
#if defined(TEST)
// Don't touch -- used by grading script!
ENV_CREATE(TEST, ENV_TYPE_USER);
#else
// Touch all you want.
ENV_CREATE(user_primes, ENV_TYPE_USER);
#endif // TEST*
// Schedule and run the first user environment!
sched_yield();
}
JScript* script_create(void)
{
JScript* s = (JScript*)NBK_malloc0(sizeof(JScript));
s->scanner = scanner_create();
s->scanner->script = s;
s->scanner->handleToken = script_handleToken;
env_init();
return s;
}