99 lines
3.1 KiB
C
99 lines
3.1 KiB
C
#include <utsm/log.h>
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#include <utsm/arena.h>
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#include <utsm/utsm.h>
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#include <utsm/drr.h>
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#include <utsm/dkm.h>
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#include <utsm/idt.h>
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#include <utsm/dsk.h>
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#include <utsm/block.h>
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#include <utsm/net.h>
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#include <utsm/ipc_shm.h>
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void arch_halt_forever(void);
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void kernel_main(void) {
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serial_init();
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log_info("[UTSM] boot");
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idt_init();
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log_info("[UTSM] arena init begin");
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arena_init();
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log_info("[UTSM] arena init ok");
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log_info("[UTSM] dma init begin");
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dma_init();
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log_info("[UTSM] dma init ok");
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log_info("[UTSM] net registry init begin");
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net_init();
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log_info("[UTSM] net registry init ok");
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log_info("[UTSM] drr init begin");
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drr_init();
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log_info("[UTSM] drr init ok");
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log_info("[UTSM] core init begin");
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utsm_init();
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log_info("[UTSM] init ok");
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dkm_init();
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dkm_fill_platform_info();
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dsm_load_by_manifest();
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int result = utsm_selftest_run();
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if (result == 0) {
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log_info("[UTSM] SELFTEST PASS");
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/* Phase 1.1: VMM (VMX/EPT) 初始化 + 自检
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* 若 VMX 不可用（如 QEMU 未启用），仅警告，不阻断 DSK 启动 */
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if (vmm_init() == 0) {
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log_info("[UTSM] VMM init ok");
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int vmm_st = vmm_self_test();
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if (vmm_st == 0) {
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log_info("[UTSM] VMM self-test PASS");
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/* Phase 1.2: Linux 加载器 + 启动
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* 若 bzImage 模块存在，加载并启动 Linux guest。
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* 若无 bzImage，跳过 Linux 启动，继续 DSK 流程。 */
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if (linux_loader_init() == 0) {
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log_info("[UTSM] Linux loader init ok");
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/* Phase 1.3: Initialize IPC shared memory before
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* launching Linux. Allocates 1MB, initializes ring
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* buffers, and EPT-maps at GPA 0x04000000 so the
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* Linux guest can access it via UTSM_HCALL_SHM_INFO. */
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if (ipc_shm_init() == 0) {
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log_info("[UTSM] IPC shm init ok");
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} else {
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log_error("[UTSM] IPC shm init failed (non-fatal)");
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}
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int lin_st = linux_launch();
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if (lin_st == 0) {
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log_info("[UTSM] Linux guest terminated");
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} else {
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log_error("[UTSM] Linux launch failed");
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log_hex64("[UTSM] Linux st=", (u64)(i64)lin_st);
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}
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} else {
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log_warn("[UTSM] Linux loader unavailable (no bzImage)");
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}
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} else {
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log_error("[UTSM] VMM self-test FAIL");
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log_hex64("[UTSM] VMM st=", (u64)(i64)vmm_st);
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}
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} else {
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log_warn("[UTSM] VMM unavailable (VMX not supported or disabled)");
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}
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if (dsk_load_and_jump() != 0) {
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log_error("[UTSM] DSK jump failed");
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}
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} else {
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log_error("[UTSM] SELFTEST FAIL");
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}
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arch_halt_forever();
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}
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