First commit XiUOS

2021-04-28 17:49:18 +08:00
commit 6001051eb7
1331 changed files with 433955 additions and 0 deletions
--- a/board/kd233/link_userspace.lds
+++ b/board/kd233/link_userspace.lds
@@ -0,0 +1,70 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+OUTPUT_ARCH("riscv")
+MEMORY
+{
+    usram (rw)  : ORIGIN = 0x80101000, LENGTH =  ( 5 * 1024 * 1024 - 4 * 1024 )  /* 5M -4k usram */
+}
+
+SECTIONS
+{
+    .userspace : 
+    {
+        . = ALIGN(8);
+        KEEP(*(.userspace))
+    } > usram
+
+    .text : 
+    {
+        _ustext = ABSOLUTE(.);
+        *(.text .text.*)
+        *(.rodata .rodata*)
+        *(.glue_7)
+        *(.glue_7t)
+        PROVIDE(_uetext = ABSOLUTE(.));
+    } > usram
+    
+    .init_section : {
+        _sinit = ABSOLUTE(.);
+        KEEP(*(.init_array .init_array.*))
+        _einit = ABSOLUTE(.);
+    } > usram
+
+    __uexidx_start = ABSOLUTE(.);
+
+    .ARM.exidx :
+    {
+        PROVIDE(__uexidx_start = ABSOLUTE(.));
+        *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+        PROVIDE(__uexidx_end = ABSOLUTE(.));
+    } > usram
+
+    _ueronly = ABSOLUTE(.);
+
+    .data : AT(_ueronly)
+    {
+        _usdata = ABSOLUTE(.);
+        *(.data .data.*)
+        . = ALIGN(8);
+        _uedata = ABSOLUTE(.);
+    } > usram 
+
+    .bss : {
+        . = ALIGN(8);
+        _usbss = ABSOLUTE(.);
+        *(.bss .bss.*)
+        *(.sbss .sbss.*)
+        . = ALIGN(8);
+        _uebss = ABSOLUTE(.);
+    } > usram
+}