boot: Add EFISTUB and refactor boot protocols

2026-10-27 22:50:43 +01:00
parent 6827dc309e
commit 196543c3d3
40 changed files with 1923 additions and 208 deletions
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: ISC
+
+#include <zinnia/assert.h>
+#include <zinnia/boot.h>
+#include <zinnia/compiler.h>
+#include <zinnia/fdt.h>
+#include <zinnia/init.h>
+
+[[__section(".boot.info")]]
+struct boot_info boot_info;
+
+[[__init]]
+void kernel_entry() {
+    kernel_early_init();
+
+    assert(boot_info.num_mem_maps, "Loader did not provide a memory map");
+
+    if (boot_info.dtb)
+        boot_info.dtb_size = fdt_read_u32((const uint8_t*)(boot_info.hhdm_base + boot_info.dtb) + 4);
+
+    kernel_main(&boot_info);
+}