stos: bpal: Initialize BPAL handle

Signed-off-by: Chloe M. <chloe@mensia.org>

paw/stos/ke/bpal/proto/limine.c

@@ -13,6 +13,13 @@
 #define DTRACE(Fmt, ...) \
     TRACE("[ BPAL ]: " Fmt, ##__VA_ARGS__)
 
+/* HHDM request */
+static struct limine_hhdm_response *HHDMResp = NULL;
+static volatile struct limine_hhdm_request HHDMReq = {
+    .id = LIMINE_HHDM_REQUEST_ID,
+    .revision = 0
+};
+
 /* Bootloader information */
 static struct limine_bootloader_info_response *LoaderInfoResp = NULL;
 static volatile struct limine_bootloader_info_request LoaderInfoReq = {
@@ -28,10 +35,11 @@ static struct limine_bootloader_performance_request LoaderPerReq = {
 };
 
 VOID
-KeBpalLimineInit(VOID)
+KeBpalLimineInit(BPAL_HANDLE *Handle)
 {
     LoaderInfoResp = LoaderInfoReq.response;
     LoaderPerfResp = LoaderPerReq.response;
+    HHDMResp = HHDMReq.response;
 
     DTRACE(
         "slut handed control by %s %s\n",
@@ -48,4 +56,6 @@ KeBpalLimineInit(VOID)
         "handoff took %d usec\n",
         LoaderPerfResp->exec_usec
     );
+
+    Handle->KernelBase = HHDMResp->offset;
 }