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Kernel: Parse boot modules from Multiboot specification

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This commit is contained in:
Jean-Baptiste Boric
2021-01-19 19:13:03 +01:00
committed by Andreas Kling
parent 3cbe805486
commit ec056f3bd1
4 changed files with 68 additions and 15 deletions
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6
Kernel/init.cpp
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@@ -79,6 +79,9 @@ extern ctor_func_t end_ctors;
extern u32 __stack_chk_guard;
u32 __stack_chk_guard;
multiboot_module_entry_t multiboot_copy_boot_modules_array[16];
size_t multiboot_copy_boot_modules_count;
namespace Kernel {
[[noreturn]] static void init_stage2(void*);
@@ -111,7 +114,8 @@ extern "C" [[noreturn]] void init()
// We need to copy the command line before kmalloc is initialized,
// as it may overwrite parts of multiboot!
CommandLine::early_initialize(reinterpret_cast<const char*>(low_physical_to_virtual(multiboot_info_ptr->cmdline)));
memcpy(multiboot_copy_boot_modules_array, (u8*)low_physical_to_virtual(multiboot_info_ptr->mods_addr), multiboot_info_ptr->mods_count * sizeof(multiboot_module_entry_t));
multiboot_copy_boot_modules_count = multiboot_info_ptr->mods_count;
s_bsp_processor.early_initialize(0);
// Invoke the constructors needed for the kernel heap