add test_fw

test_fw/CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.21)
+project(test_fw C)
+set(TARGET test_fw)
+add_executable(${TARGET} test_fw.c)
+
+set(BOARD "iss" CACHE STRING "Target board")
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../bare-metal-bsp bsp)
+target_link_libraries(${TARGET} PRIVATE bsp)
+target_link_options(${TARGET} PRIVATE LINKER:-Map=${TARGET}.map)  
+
+add_custom_command(TARGET ${TARGET} POST_BUILD
+        COMMAND ${CMAKE_OBJDUMP} -S  ${TARGET}.elf > ${TARGET}.dis
+        COMMENT "Creating disassembly for ${TARGET}")

test_fw/CMakePresets.json

@@ -0,0 +1,122 @@
+{
+    "version": 3,
+    "vendor": {
+        "conan": {}
+    },
+    "cmakeMinimumRequired": {
+        "major": 3,
+        "minor": 24,
+        "patch": 0
+    },
+    "configurePresets": [
+        {
+            "name": "32imc",
+            "hidden": true,
+            "cacheVariables": {    
+                "CMAKE_TOOLCHAIN_FILE": "${sourceDir}/../bare-metal-bsp/cmake/rv32imc.cmake"
+            }  
+        },
+        {
+            "name": "64imc",
+            "hidden": true,
+            "cacheVariables": {    
+                "CMAKE_TOOLCHAIN_FILE": "${sourceDir}/../bare-metal-bsp/cmake/rv64gc.cmake"
+            }  
+        },
+        {
+            "name": "iss",
+            "hidden": true,
+            "cacheVariables": {    
+                "BOARD": "iss"
+            }  
+        },
+        {
+            "name": "moonlight",
+            "hidden": true,
+            "cacheVariables": {    
+                "BOARD": "moonlight"
+            }  
+        },
+        {
+            "name": "riscv_vp",
+            "hidden": true,
+            "cacheVariables": {    
+                "BOARD": "riscv_vp",
+                "LINKER_SCRIPT": "/scratch/hongyu/workarea/Firmwares/bare-metal-bsp/env/riscv_vp/flash.lds"
+            }  
+        },
+        {
+            "name": "rtl",
+            "hidden": true,
+            "cacheVariables": {    
+                "BOARD": "rtl"
+            }  
+        },
+        {
+            "name": "debug",
+            "hidden": true,
+            "cacheVariables": {    
+                "CMAKE_BUILD_TYPE": "Debug"
+            }  
+        },
+        {
+            "name": "release",
+            "hidden": true,
+            "cacheVariables": {    
+                "CMAKE_BUILD_TYPE": "Release"
+            }  
+        },
+        {
+            "name": "ISS_Debug",
+            "inherits": ["iss", "debug", "32imc"]
+        },
+        {
+            "name": "Moonlight_Debug",
+            "inherits": ["moonlight", "debug", "32imc"]
+        },
+        {
+            "name": "riscv_vp_Debug",
+            "inherits": ["riscv_vp", "debug", "32imc"]
+        },
+        {
+            "name": "ISS_Debug_64",
+            "inherits": ["iss", "debug", "64imc"]
+        },
+        {
+            "name": "Moonlight_Debug_64",
+            "hidden": true,
+            "inherits": ["moonlight", "debug", "64imc"]
+        },
+        {
+            "name": "riscv_vp_Debug_64",            
+            "inherits": ["riscv_vp", "debug", "64imc"]
+        },
+        {
+            "name": "ISS_Release",
+            "inherits": ["iss", "release", "32imc"]
+        },
+        {
+            "name": "Moonlight_Release",
+            "inherits": ["moonlight", "release", "32imc"]
+        },
+        {
+            "name": "riscv_vp_Release",
+            "inherits": ["riscv_vp", "release", "32imc"]
+        },
+        {
+            "name": "ISS_Release_64",        
+            "inherits": ["iss", "release", "64imc"]
+        },
+        {
+            "name": "Moonlight_Release_64",
+            "hidden": true,
+            "inherits": ["moonlight", "release", "64imc"]
+        },
+        {
+            "name": "riscv_vp_Release_64",
+            "hidden": true,
+            "inherits": ["riscv_vp", "release", "64imc"]
+        }
+                 
+    ]
+}

test_fw/test_fw.c

@@ -0,0 +1,45 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "platform.h"
+#include "encoding.h"
+#include <string.h>
+
+extern void _init();
+int main() {
+  //board_init();
+  _init();
+  puts("after _init");
+
+// set only MPP
+__asm__ volatile (
+        "csrs mstatus, %0"
+        :
+        : "r"(MSTATUS_MPP | MSTATUS_MIE)
+        : "memory"
+    );
+
+puts("after enable MSTATUS_MIE/MPP");
+/*
+// enable MIE
+  write_csr(mie,MIE_MTIE | MIE_MSIE | MIE_MEIE);
+  puts("after enable MIE");
+*/
+
+  uint64_t time = get_aclint_mtime(aclint);
+  printf("in main() get_aclint_mtime return %d \n ",time);
+  set_aclint_mtime(aclint, 9);
+  time = get_aclint_mtime(aclint);
+  printf("in main() get_aclint_mtime  after set 9, return %d \n ",time);
+
+  set_aclint_mtimecmp(aclint, (time+3));
+  puts("set mtimecmp");
+
+  uint64_t timecmp = get_aclint_mtimecmp(aclint);
+  printf("in  main() get_aclint_mtimecmp return %d \n ",timecmp);
+
+  puts(" finshed ");
+  return 0;
+}