From 227f61ac1ccaa88a9fa4e61a43f3d542ce003807 Mon Sep 17 00:00:00 2001
From: YuzukiTsuru <gloomyghost@gloomyghost.com>
Date: Sat, 23 Dec 2023 00:21:49 +0800
Subject: [PATCH] [feat] merge link ld to one file and add arch

---
 CMakeLists.txt                      | 22 ++++++++--
 link/{link_bin.ld => arm32/link.ld} |  2 +-
 link/link_elf.ld                    | 62 -----------------------------
 src/drivers/CMakeLists.txt          |  4 +-
 src/drivers/sun8iw20/CMakeLists.txt |  2 +
 5 files changed, 25 insertions(+), 67 deletions(-)
 rename link/{link_bin.ld => arm32/link.ld} (90%)
 delete mode 100644 link/link_elf.ld
 create mode 100644 src/drivers/sun8iw20/CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0c361b52..cff08a17 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -84,9 +84,8 @@ set(CMAKE_SIZE "${CROSS_COMPILE}size")
 
 set(CMAKE_MKSUNXI "${PROJECT_SOURCE_DIR}/tools/mksunxi")
 
-set(LINK_SCRIPT_FEL ${CMAKE_SOURCE_DIR}/link/link_elf.ld)
-set(LINK_SCRIPT_BIN ${CMAKE_SOURCE_DIR}/link/link_bin.ld)
-
+set(LINK_SCRIPT_FEL ${PROJECT_BINARY_DIR}/link_elf.ld)
+set(LINK_SCRIPT_BIN ${PROJECT_BINARY_DIR}/link_bin.ld)
 
 set(CONFIG_ARCH_ARM32 True)
 set(CONFIG_CHIP_SUN8IW21 True)
@@ -95,6 +94,23 @@ add_definitions(-DCONFIG_CHIP_SUN8IW21)
 
 if (CONFIG_ARCH_ARM32)
 set(ARCH_INCLUDE include/arch/arm32)
+
+set(ARCH_START_ADDRESS "0x00020000")
+set(ARCH_SRAM_LENGTH "128K")
+
+configure_file(
+    "${PROJECT_SOURCE_DIR}/link/arm32/link.ld"
+    "${PROJECT_BINARY_DIR}/link_bin.ld"
+)
+
+set(ARCH_START_ADDRESS "0x00028000")
+set(ARCH_SRAM_LENGTH "100K")
+
+configure_file(
+    "${PROJECT_SOURCE_DIR}/link/arm32/link.ld"
+    "${PROJECT_BINARY_DIR}/link_elf.ld"
+)
+
 endif()
 
 include_directories(
diff --git a/link/link_bin.ld b/link/arm32/link.ld
similarity index 90%
rename from link/link_bin.ld
rename to link/arm32/link.ld
index 713b3026..5f9b22a3 100644
--- a/link/link_bin.ld
+++ b/link/arm32/link.ld
@@ -7,7 +7,7 @@ SEARCH_DIR(.)
 /* Memory Spaces Definitions */
 MEMORY
 {
-  ram   (rwx) : ORIGIN = 0x00020000, LENGTH = 128K /* SRAMC. 132K on boot mode, 100K on FEL mode */
+  ram   (rwx) : ORIGIN = @ARCH_START_ADDRESS@, LENGTH = @ARCH_SRAM_LENGTH@ /* SRAMC. 132K on boot mode, 100K on FEL mode */
 }
 
 /* The stack size used by the application. NOTE: you need to adjust according to your application. */
diff --git a/link/link_elf.ld b/link/link_elf.ld
deleted file mode 100644
index c0d3e1ee..00000000
--- a/link/link_elf.ld
+++ /dev/null
@@ -1,62 +0,0 @@
-/* SPDX-License-Identifier: Apache-2.0 */
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-SEARCH_DIR(.)
-
-/* Memory Spaces Definitions */
-MEMORY
-{
-  ram   (rwx) : ORIGIN = 0x00028000, LENGTH = 100K /* SRAMC. 132K on boot mode, 100K on FEL mode */
-}
-
-/* The stack size used by the application. NOTE: you need to adjust according to your application. */
-STACK_SIZE = 0x1000; /* 4KB */
-
-/* Section Definitions */
-SECTIONS
-{
-
-    .text :
-    {
-        . = ALIGN(4);
-        PROVIDE(__spl_start = .);
-        *(.text .text.*)
-        KEEP(*(.note.gnu.build-id))
-        . = ALIGN(4);
-    } > ram
-
-    . = ALIGN(4);
-
-    .ARM.exidx : {
-        __exidx_start = .;
-        *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-        __exidx_end = .;
-    } > ram
-
-    PROVIDE(__spl_end = .);
-    PROVIDE(__spl_size = __spl_end - __spl_start);
-
-    /* .bss section which is used for uninitialized data */
-    .bss (NOLOAD) :
-    {
-        . = ALIGN(4);
-        _sbss = . ;
-        *(.bss .bss.*)
-        *(COMMON)
-        . = ALIGN(4);
-        _ebss = . ;
-    } > ram
-
-    .stack (NOLOAD):
-    {
-        . = ALIGN(8);
-        /* SRV stack section */
-        __stack_srv_start = .;
-        . += STACK_SIZE;
-        __stack_srv_end = .;
-    } > ram
-
-    . = ALIGN(4);
-    _end = . ;
-}
diff --git a/src/drivers/CMakeLists.txt b/src/drivers/CMakeLists.txt
index 2ea3d3fb..09e014e4 100644
--- a/src/drivers/CMakeLists.txt
+++ b/src/drivers/CMakeLists.txt
@@ -1,5 +1,7 @@
 if (CONFIG_CHIP_SUN8IW21)
-add_subdirectory(sun8iw21)
+    add_subdirectory(sun8iw21)
+elseif(CONFIG_CHIP_SUN8IW20)
+    add_subdirectory(sun8iw20)
 endif()
 
 add_library(drivers-obj OBJECT
diff --git a/src/drivers/sun8iw20/CMakeLists.txt b/src/drivers/sun8iw20/CMakeLists.txt
new file mode 100644
index 00000000..af38aa76
--- /dev/null
+++ b/src/drivers/sun8iw20/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(chip_drivers-obj OBJECT
+)
\ No newline at end of file