diff --git a/src/boot/config.c b/src/boot/config.c
index 6bb3f72..2279d05 100644
--- a/src/boot/config.c
+++ b/src/boot/config.c
@@ -25,7 +25,26 @@ void sysconfig_init() {
 
     json_T* json = json_from_string(buffer);
 
-    json_node_dump(json->root_node, 0);
+    json_node_T* child = json->root_node->childs_start;
+    while (child != NULL) {
+        if (string_compare("PS2_ACPI_VALIDATION", child->string)) {
+            if (&child->childs_start[0] == NULL || child->childs_start[0].type != JSON_NODE_BOOL) {
+                log(LOG_WARNING, "sysconfig -> failed to parse field 'PS2_ACPI_VALIDATION' (expected boolean)");
+            } else {
+                g_sysconfig->ps2_acpi_validation = child->childs_start[0].value;
+            }
+        } else if (string_compare("LOG_GRAPHICAL", child->string)) {
+            if (&child->childs_start[0] == NULL || child->childs_start[0].type != JSON_NODE_BOOL) {
+                log(LOG_WARNING, "sysconfig -> failed to parse field 'LOG_GRAPHICAL' (expected boolean)");
+            } else {
+                g_sysconfig->log_graphical = child->childs_start[0].value;
+            }
+        } else {
+            log(LOG_WARNING, "sysconfig -> skipping field '%s' (unknown identifier)", child->string);
+        }
+
+        child = child->next;
+    }
 
     json_destruct(json);
 
diff --git a/src/boot/kmain.c b/src/boot/kmain.c
index 61c1e92..767c801 100644
--- a/src/boot/kmain.c
+++ b/src/boot/kmain.c
@@ -41,12 +41,13 @@ void kernel_init(boot_info_T* boot_info) {
     memory_allocator_init((void*)MEM_REGION_KERNEL_HEAP);
 
     graphics_renderer_init(boot_info);
-//    graphical_log_init();
 
     vfs_init(boot_info);
 
     sysconfig_init();
 
+    if (g_sysconfig->log_graphical) graphical_log_init();
+
     scheduler_init(boot_info);
 
     acpi_init(boot_info);
diff --git a/src/drivers/json.c b/src/drivers/json.c
index a3f9131..09b23b8 100644
--- a/src/drivers/json.c
+++ b/src/drivers/json.c
@@ -7,8 +7,6 @@
 json_T* json_from_string(string_t str) {
     json_T* json = memory_allocate(sizeof(json_T));
 
-    DEBUG("\n%s", str);
-
     json_tokenize(json, str);
 
     bool status = json_parse(json);