X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/01a605198da7bc5883a3dfa96b38f4f7c04f67f9..d96f52f65ecb90e26be9bd709fbdb1de54795db1:/lunaix-os/kernel/proc0.c diff --git a/lunaix-os/kernel/proc0.c b/lunaix-os/kernel/proc0.c index dcd6bf4..e242196 100644 --- a/lunaix-os/kernel/proc0.c +++ b/lunaix-os/kernel/proc0.c @@ -1,5 +1,8 @@ -#include +#include #include +#include +#include +#include #include #include #include @@ -11,13 +14,20 @@ #include #include #include -#include +#include #include #include #include #include #include +#include + +#include + +#include + +#include LOG_MODULE("PROC0") @@ -36,8 +46,12 @@ unlock_reserved_memory(); void __do_reserved_memory(int unlock); -//#define USE_DEMO -#define DEMO_SIGNAL +#define USE_DEMO +// #define DEMO_SIGNAL +// #define DEMO_READDIR +// #define DEMO_IOTEST +// #define DEMO_INPUT_TEST +#define DEMO_SIMPLE_SH extern void _pconsole_main(); @@ -48,22 +62,50 @@ _signal_demo_main(); extern void _lxinit_main(); +extern void +_readdir_main(); + +extern void +_iotest_main(); + +extern void +input_test(); + +extern void +sh_main(); + void __USER__ __proc0_usr() { + // 打开tty设备(控制台),作为标准输入输出。 + // tty设备属于序列设备(Sequential Device),该类型设备的上层读写 + // 无须经过Lunaix的缓存层,而是直接下发到底层驱动。(不受FO_DIRECT的影响) + int fdstdout = open("/dev/tty", 0); + int fdstdin = dup2(stdout, 1); + pid_t p; - if (!fork()) { - _pconsole_main(); - } + // if (!fork()) { + // _pconsole_main(); + // } if (!(p = fork())) { #ifndef USE_DEMO _exit(0); #elif defined DEMO_SIGNAL _signal_demo_main(); +#elif defined DEMO_READDIR + _readdir_main(); +#elif defined DEMO_IOTEST + _iotest_main(); +#elif defined DEMO_INPUT_TEST + input_test(); +#elif defined DEMO_SIMPLE_SH + sh_main(); #else _lxinit_main(); #endif + printf("==== test end ====\n"); + _exit(0); } waitpid(p, 0, 0); @@ -115,11 +157,7 @@ init_platform() // 锁定所有系统预留页(内存映射IO,ACPI之类的),并且进行1:1映射 lock_reserved_memory(); - cake_init(); - - assert_msg(kalloc_init(), "Fail to initialize heap"); - valloc_init(); - + rtc_init(); acpi_init(_k_init_mb_info); apic_init(); ioapic_init(); @@ -127,22 +165,25 @@ init_platform() clock_init(); ps2_kbd_init(); pci_init(); + block_init(); ahci_init(); - ahci_list_device(); - - cake_stats(); syscall_install(); console_start_flushing(); console_flush(); + cake_export(); unlock_reserved_memory(); for (size_t i = 0; i < (uintptr_t)(&__init_hhk_end); i += PG_SIZE) { vmm_del_mapping(PD_REFERENCED, (void*)i); pmm_free_page(KERNEL_PID, (void*)i); } + + for (size_t i = L1_INDEX(KERNEL_MM_BASE); i < 1023; i++) { + vmm_set_mapping(PD_REFERENCED, i << 22, 0, 0, VMAP_NOMAP); + } } void