X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/6195e9739894771c56ea9bd3cba7bd7d04d8e7bc..e6dbd781772925dfc07b2facfa0a1350e756ad8f:/lunaix-os/kernel/proc0.c diff --git a/lunaix-os/kernel/proc0.c b/lunaix-os/kernel/proc0.c index e943974..3c2ea5f 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 +14,18 @@ #include #include #include -#include +#include #include -#include +#include #include #include #include +#include + +#include + +#include LOG_MODULE("PROC0") @@ -36,8 +44,10 @@ 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 extern void _pconsole_main(); @@ -48,9 +58,21 @@ _signal_demo_main(); extern void _lxinit_main(); +extern void +_readdir_main(); + +extern void +_iotest_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 stdout = open("/dev/tty", 0); + int stdin = dup2(stdout, 1); + pid_t p; if (!fork()) { _pconsole_main(); @@ -61,6 +83,10 @@ __proc0_usr() _exit(0); #elif defined DEMO_SIGNAL _signal_demo_main(); +#elif defined DEMO_READDIR + _readdir_main(); +#elif defined DEMO_IOTEST + _iotest_main(); #else _lxinit_main(); #endif @@ -115,11 +141,10 @@ 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(); + // we are using no kalloc! + // assert_msg(kalloc_init(), "Fail to initialize heap"); + rtc_init(); acpi_init(_k_init_mb_info); apic_init(); ioapic_init(); @@ -127,10 +152,10 @@ init_platform() clock_init(); ps2_kbd_init(); pci_init(); + block_init(); ahci_init(); - ahci_list_device(); - - cake_stats(); + // ahci_list_device(); + // cake_stats(); syscall_install();