From c4f8ef91f18d854a4ede7a94e95b2eab898d6963 Mon Sep 17 00:00:00 2001
From: Jon Santmyer <jon@jonsantmyer.com>
Date: Sun, 10 Aug 2025 15:40:19 -0400
Subject: working usermode objdir iteration

---
 include/arch/x86_64/object.h  | 12 ++++++++----
 include/arch/x86_64/page.h    |  8 +++++++-
 include/arch/x86_64/syscall.h | 18 ++++++++++++++++++
 3 files changed, 33 insertions(+), 5 deletions(-)
 create mode 100644 include/arch/x86_64/syscall.h

(limited to 'include/arch/x86_64')

diff --git a/include/arch/x86_64/object.h b/include/arch/x86_64/object.h
index 8d5af33..6512049 100644
--- a/include/arch/x86_64/object.h
+++ b/include/arch/x86_64/object.h
@@ -3,15 +3,18 @@
 
 #include <stdint.h>
 
+#ifndef KERNEL_STACKBYTES
+#define KERNEL_STACKBYTES 4096
+#endif
+
 typedef struct jove_InitData
 {
     uint8_t log_object;
-    uint8_t untyped_data_dir;
-    uint8_t processor_dir;
+    uint16_t untyped_data_dir;
+    uint16_t processor_dir;
     uint8_t pm_object; //Page mapping object.
-    uint8_t initrd_dir; //Init ramdisk files directory.
+    uint16_t initrd_dir; //Init ramdisk files directory.
     uint8_t tcb_object;
-    uint8_t kernel_stack_object;
     uint8_t message_object;
     uintptr_t message_object_address;
 } init_data_t;
@@ -21,6 +24,7 @@ typedef struct jove_ThreadControlBlock
     void *stack;
     uintptr_t sp, ksp;
     void *pml4;
+    uint8_t kstack[KERNEL_STACKBYTES];
 } tcb_t;
 
 #endif
diff --git a/include/arch/x86_64/page.h b/include/arch/x86_64/page.h
index 99bc691..4460720 100644
--- a/include/arch/x86_64/page.h
+++ b/include/arch/x86_64/page.h
@@ -4,6 +4,11 @@
 #include <stdint.h>
 #include "include/object.h"
 
+#define PAGE_PRESENT (1ULL << 0)
+#define PAGE_RW (1ULL << 1)
+#define PAGE_US (1ULL << 2)
+#define PAGE_XD (1ULL << 63)
+
 typedef union jove_PageMapLevelEntry
 {
     struct {
@@ -16,7 +21,7 @@ typedef union jove_PageMapLevelEntry
         uint8_t d : 1; /* Dirty */
         uint8_t ps_pat : 1;
         uint8_t g : 1; /* Global */
-        uint8_t _r0 : 2;
+        uint8_t osflg : 2;
         uint8_t r : 1;
         uint64_t paddr : 35;
         uint8_t _r1;
@@ -35,6 +40,7 @@ uintptr_t vmem_ident_tophys(void *vptr);
 void *vmem_phys_tovirt(uintptr_t pptr);
 
 void *pmle_get_page(pmle_t entry);
+uint8_t pmle_level(pmle_t entry);
 
 int untyped_retype_page(objdir_entry_t *untyped_entry, void **dest_ptr);
 
diff --git a/include/arch/x86_64/syscall.h b/include/arch/x86_64/syscall.h
new file mode 100644
index 0000000..2d5060e
--- /dev/null
+++ b/include/arch/x86_64/syscall.h
@@ -0,0 +1,18 @@
+#ifndef _JOVE_ARCH_x86_64_SYSCALL_H
+#define _JOVE_ARCH_x86_64_SYSCALL_H 1
+
+/**@ENUM mapping invokes*/
+enum 
+{
+    /*[target path][u8 funcid]*/
+    INVOKE_MAPPING_RELEASE = 0,
+    /*[target path][u8 funcid][u16 pmli][dest path]*/
+    INVOKE_MAPPING_GET,
+    /*[target path][u8 funcid][u16 pmli][untyped path][u64 flags]*/
+    INVOKE_MAPPING_MAP,
+    /*[target path][u8 funcid][u16 pmli][mapped path]*/
+    INVOKE_MAPPING_UNMAP
+};
+
+
+#endif
-- 
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