refactor: clean up errno and types headers for consistency and clarity

2 files changed, 5 insertions, 15 deletions

diff --git a/na/include/lume/errno.h b/na/include/lume/errno.h
index e0786ce..2bcda9a 100644
--- a/na/include/lume/errno.h
+++ b/na/include/lume/errno.h
@@ -1,9 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /* Copyright (C) 2026 Richard Qin */
-/* from linux kernel linux/include/uapi/asm-generic/errno-base.h*/
+/* from linux kernel linux/include/uapi/asm-generic/errno-base.h */
 
-#ifndef _ASM_GENERIC_ERRNO_BASE_H
-#define _ASM_GENERIC_ERRNO_BASE_H
+#pragma once
 
 #define	EPERM		 1	/* Operation not permitted */
 #define	ENOENT		 2	/* No such file or directory */
@@ -38,6 +37,4 @@
 #define	EMLINK		31	/* Too many links */
 #define	EPIPE		32	/* Broken pipe */
 #define	EDOM		33	/* Math argument out of domain of func */
-#define	ERANGE		34	/* Math result not representable */
-
-#endif
\ No newline at end of file
+#define	ERANGE		34	/* Math result not representable */
\ No newline at end of file
diff --git a/na/include/lume/types.h b/na/include/lume/types.h
index a8440f6..e296649 100644
--- a/na/include/lume/types.h
+++ b/na/include/lume/types.h
@@ -8,6 +8,8 @@
  *
  * All kernel code should use these types instead of
  * stdint.h (which may not exist in freestanding mode).
+ *
+ * Kernel-wide configuration constants are in <lume/config.h>.
  */
 
 using uint8  = unsigned char;
@@ -28,12 +30,3 @@ using uintptr = uint64;
 #ifndef nullptr
 /* C++11 and later have nullptr built-in */
 #endif
-
-/* Max CPUs supported */
-inline constexpr int kMaxCPUs = 8;
-
-/* Page size */
-inline constexpr uint64 kPageSize = 4096;
-
-/* Kernel virtual address offset */
-inline constexpr uint64 kPageOffset = 0xFFFFFFC000000000ULL;