1 files changed, 27 insertions, 3 deletions
diff --git a/src/kernel/acpi/acpi.h b/src/kernel/acpi/acpi.h
index 43cb61e..8544090 100644
--- a/src/kernel/acpi/acpi.h
+++ b/src/kernel/acpi/acpi.h
@@ -43,11 +43,35 @@ struct FADT {
     char century;
 };
 
+struct address_structure {
+    uint8_t address_space_id;
+    uint8_t register_bit_width;
+    uint8_t register_bit_offset;
+    uint8_t reserved;
+    uint64_t address;
+} __attribute__((packed));
+
 struct HPET {
     char signature[4];
-    char unneeded[36];
-    char base_address[12];
-};
+    uint32_t length;
+    uint8_t revision;
+    uint8_t checksum;
+    char oemid[6];
+    uint64_t oem_tableid;
+    uint32_t oem_revision;
+    uint32_t creator_id;
+    uint32_t creator_revision;
+    uint8_t hardware_rev_id;
+    uint8_t comparator_count:5;
+    uint8_t counter_size:1;
+    uint8_t reserved:1;
+    uint8_t legacy_replacement:1;
+    uint16_t pci_vendor_id;
+    struct address_structure address;
+    uint8_t hpet_number;
+    uint16_t minimum_tick;
+    uint8_t page_protection;
+} __attribute__((packed));
 
 struct FADT *fadt;