From 00fc82f17cff9295387d516384ecdc443acb1b22 Mon Sep 17 00:00:00 2001
From: Bradley Morgan <brads@mainlining.org>
Date: Sat, 3 Oct 2026 18:57:38 +0000
Subject: tashaboot: arm64 bringup, semihosting payload loader

consoles on the pl011 the dtb points at, walks the memory node and
chosen, loads an arm64 kernel Image over semihosting and jumps to it
with the documented register state. string functions, printf and
libfdt are vendored from lk (lk2nd) and u-boot so the libc surface is
the one those projects already proved. built and booted on qemu virt,
payload exits clean through semihosting.
---
 include/sys/types.h | 86 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 include/sys/types.h

(limited to 'include/sys/types.h')

diff --git a/include/sys/types.h b/include/sys/types.h
new file mode 100644
index 0000000..70f6de1
--- /dev/null
+++ b/include/sys/types.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2008-2009 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef __SYS_TYPES_H
+#define __SYS_TYPES_H
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <limits.h>
+#include <stdint.h>
+
+typedef unsigned char uchar;
+typedef unsigned short ushort;
+typedef unsigned int uint;
+typedef unsigned long ulong;
+typedef unsigned char u_char;
+typedef unsigned short u_short;
+typedef unsigned int u_int;
+typedef unsigned long u_long;
+
+#ifndef _SIZE_T_DEFINED_
+typedef unsigned long size_t;
+#endif
+typedef long          ssize_t;
+typedef long long     off_t;
+
+typedef int status_t;
+
+typedef uintptr_t addr_t;
+typedef uintptr_t vaddr_t;
+typedef uintptr_t paddr_t;
+
+typedef int kobj_id;
+
+typedef unsigned long time_t;
+typedef unsigned long long bigtime_t;
+typedef uint8_t uint8;
+typedef uint16_t uint16;
+typedef uint32_t uint32;
+typedef uint64_t uint64;
+typedef int8_t int8;
+typedef int16_t int16;
+typedef int32_t int32;
+typedef bool boolean;
+
+#ifndef TRUE
+#define TRUE true
+#endif
+#ifndef FALSE
+#define FALSE false
+#endif
+
+#define INFINITE_TIME ULONG_MAX
+
+#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
+
+#define TIME_GTE(a, b) ((long)((a) - (b)) >= 0)
+#define TIME_LTE(a, b) ((long)((a) - (b)) <= 0)
+#define TIME_GT(a, b) ((long)((a) - (b)) > 0)
+#define TIME_LT(a, b) ((long)((a) - (b)) < 0)
+
+enum handler_return {
+	INT_NO_RESCHEDULE = 0,
+	INT_RESCHEDULE,
+};
+
+#endif
-- 
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