X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/33e7863900e90b0b30e296fa52861965264e2393..03944e7734220bf7e7aa7b7113bcbdf9c22808a5:/lunaix-os/kernel/proc0.c diff --git a/lunaix-os/kernel/proc0.c b/lunaix-os/kernel/proc0.c index 79ef12e..582dfdd 100644 --- a/lunaix-os/kernel/proc0.c +++ b/lunaix-os/kernel/proc0.c @@ -1,6 +1,7 @@ #include #include #include +#include #include #include #include @@ -13,6 +14,7 @@ #include #include #include +#include LOG_MODULE("PROC0") @@ -31,19 +33,38 @@ unlock_reserved_memory(); void __do_reserved_memory(int unlock); -//#define DEMO_SIGNAL +//#define USE_DEMO +#define DEMO_SIGNAL + +extern void +_pconsole_main(); + +extern void +_signal_demo_main(); + +extern void +_lxinit_main(); void __USER__ __proc0_usr() { + pid_t p; if (!fork()) { -#ifdef DEMO_SIGNAL - asm("jmp _signal_demo_main"); + _pconsole_main(); + } + + if (!(p = fork())) { +#ifndef USE_DEMO + _exit(0); +#elif defined DEMO_SIGNAL + _signal_demo_main(); #else - asm("jmp _lxinit_main"); + _lxinit_main(); #endif } + waitpid(p, 0, 0); + while (1) { yield(); } @@ -90,34 +111,23 @@ init_platform() { assert_msg(kalloc_init(), "Fail to initialize heap"); - // Fuck it, I will no longer bother this little 1MiB - // I just release 4 pages for my APIC & IOAPIC remappings - // for (size_t i = 0; i < 3; i++) { - // vmm_del_mapping(PD_REFERENCED, (void*)(i << PG_SIZE_BITS)); - // } - // 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(); acpi_init(_k_init_mb_info); - uintptr_t ioapic_addr = acpi_get_context()->madt.ioapic->ioapic_addr; - pmm_mark_page_occupied( - KERNEL_PID, FLOOR(__APIC_BASE_PADDR, PG_SIZE_BITS), 0); - pmm_mark_page_occupied(KERNEL_PID, FLOOR(ioapic_addr, PG_SIZE_BITS), 0); - - vmm_set_mapping( - PD_REFERENCED, MMIO_APIC, __APIC_BASE_PADDR, PG_PREM_RW, VMAP_NULL); - vmm_set_mapping( - PD_REFERENCED, MMIO_IOAPIC, ioapic_addr, PG_PREM_RW, VMAP_NULL); - apic_init(); ioapic_init(); timer_init(SYS_TIMER_FREQUENCY_HZ); clock_init(); ps2_kbd_init(); + pci_init(); + pci_print_device(); syscall_install(); + console_start_flushing(); + console_flush(); + unlock_reserved_memory(); for (size_t i = 0; i < (uintptr_t)(&__init_hhk_end); i += PG_SIZE) {