From 912d2e3c7eb1baa71dda2c0a28aa5809eaa96f27 Mon Sep 17 00:00:00 2001 From: dzwdz Date: Sat, 16 Jul 2022 13:33:00 +0200 Subject: amd64: barely boot into kernel code --- src/kernel/arch/amd64/multiboot.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 src/kernel/arch/amd64/multiboot.h (limited to 'src/kernel/arch/amd64/multiboot.h') diff --git a/src/kernel/arch/amd64/multiboot.h b/src/kernel/arch/amd64/multiboot.h new file mode 100644 index 0000000..c6a2650 --- /dev/null +++ b/src/kernel/arch/amd64/multiboot.h @@ -0,0 +1,29 @@ +#pragma once +#include + +struct multiboot_mod { + uint32_t start; + uint32_t end; + uint32_t str; + uint32_t _reserved; +} __attribute__((packed)); + +struct multiboot_info { + uint32_t flag_mem : 1; + uint32_t flag_boot_device : 1; + uint32_t flag_cmdline : 1; + uint32_t flag_mods : 1; + uint32_t _flag_other : 28; // unimplemented + + uint32_t mem_lower; + uint32_t mem_upper; + + uint32_t boot_device; + + uint32_t cmdline; + + uint32_t mods_count; + uint32_t mods; + + // [...] +} __attribute__((packed)); -- cgit v1.2.3