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Marvin
2026-09-17 03:19:43 +02:00
parent 6719239036
commit 27fe15f83d
85 changed files with 945 additions and 901 deletions
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boot/main.c
+45 -30
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@@ -1,4 +1,5 @@
#include <zinnia/alloc.h>
#include <zinnia/assert.h>
#include <zinnia/clock.h>
#include <zinnia/cmdline.h>
#include <zinnia/compiler.h>
@@ -10,67 +11,81 @@
#include <zinnia/percpu.h>
#include <zinnia/print.h>
#include <zinnia/sched.h>
#include <zinnia/vas.h>
#include <zinnia/vma.h>
#include <zinnia/vmo.h>
#include <assert.h>
#include <config.h>
#include <stdint.h>
static const char zinnia_banner[] =
"Zinnia " ZINNIA_VERSION " " CONFIG_VARIANT " (" ZINNIA_ARCH ", " ZINNIA_COMPILER_ID ", " ZINNIA_LINKER_ID ")";
static const char zinnia_banner[] = "Zinnia " ZINNIA_VERSION " " CONFIG_KERNEL_FLAVOR " (" ZINNIA_ARCH
", " ZINNIA_COMPILER_ID ", " ZINNIA_LINKER_ID ")";
static void kernel_main_task(uintptr_t arg0) {
struct boot_info* info = (struct boot_info*)arg0;
kprintf("%s\n", zinnia_banner); // Say hello!
log("main", "Hello from main task!\n");
assert(info->num_files >= 1, "No init executable provided\n");
struct vas* init_space;
assert(vma_new(&init_space) == 0, "");
struct vma* init_space;
assert(vma_new(&init_space) == EOK, "");
assert(false, "TODO!");
struct boot_file* file_data = &info->files[0];
struct paged_vmo* init_file;
assert(vmo_new_phys(&init_file) == 0, "");
assert(vmo_new_phys(&init_file) == EOK, "");
vmo_write(&init_file->object, 0, HHDM_PTR(file_data->data), file_data->length, nullptr);
log("main", "%s:%i\n", __FUNCTION__, __LINE__);
// Load init.
const char* init_argv[] = {"init", nullptr};
const char* init_envp[] = {nullptr};
struct task* init_task = nullptr;
errno_t status = 0;
assert(false, "Not implemented!");
assert(status == 0, "Failed to load init process (%i)\n", status);
sched_add_task(&percpu_get()->sched, init_task);
log("main", "%s:%i\n", __FUNCTION__, __LINE__);
while (true) {
arch_irq_wait();
irq_wait();
}
}
[[noreturn]]
void kmain(struct boot_info* info) {
cmdline_parse(info->cmdline);
console_init();
mem_init(info->mem_map, info->num_mem_maps, info->virt_base, info->phys_base, info->hhdm_base);
rsdp_addr = info->rsdp; // TODO
percpu_init();
sched_init(&percpu_get()->sched);
futex_init();
struct task* main_task;
task_create("main", &kernel_vas, nullptr, kernel_main_task, (uintptr_t)info, &main_task);
sched_add_task(&percpu_get()->sched, main_task);
irq_unlock();
sched_yield(&percpu_get()->sched);
unreachable();
}
[[__init]]
void kernel_early_init() {
percpu_bsp_init();
percpu_get()->online = true;
irq_lock();
}
[[noreturn]]
void kernel_main(struct boot_info* info) {
// TODO: Initialize log ring.
kprintf("%s\n", zinnia_banner); // Say hello!
cmdline_parse(info->cmdline);
console_init();
kprintf("\ec");
kprintf("Kernel command line: %s\n", info->cmdline);
mem_init(info->mem_map, info->num_mem_maps, info->virt_base, info->phys_base, info->hhdm_base);
rsdp_addr = info->rsdp; // TODO
percpu_init();
sched_init(&percpu_get()->sched);
futex_init();
struct task* main_task;
task_create("main", &kernel_vma, kernel_main_task, (uintptr_t)info, &main_task);
sched_add_task(&percpu_get()->sched, main_task);
irq_unlock();
sched_yield(&percpu_get()->sched);
unreachable();
}