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[MODERN FEATURES] ACPI tables

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This commit is contained in:
Thomas Lovén
2016-11-20 00:22:13 +01:00
parent d801e0fd6c
commit 56d5fea388
6 changed files with 193 additions and 5 deletions
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7
kernel/boot/multiboot.c
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@@ -70,6 +70,11 @@ void parse_multiboot2()
mboot_data.mmap = tag->data;
debug_ok("MBOOT2 - handle ");
break;
case MBOOT2_ACPI_V1:
case MBOOT2_ACPI_V2:
mboot_data.rsdp = &tag->data;
debug_ok("[MBOOT2] %x handle ", mboot_data.rsdp);
break;
default:
debug_warning("MBOOT2 - ignore ");
break;
@@ -129,6 +134,8 @@ int multiboot_page_used(uintptr_t addr)
mboot2_tags_head *data = mboot_data.data;
if(overlapsz(addr, PAGE_SIZE, V2P(data), data->total_size))
return 1;
if(mboot_data.rsdp && overlapsz(addr, PAGE_SIZE, mboot_data.rsdp, 1))
return 1;
}
return 0;
}