Update fix_gdb

ch32v003fun/ch32v003fun.h

@@ -78,7 +78,8 @@
 #define FUNCONF_TINYVECTOR 0            // If enabled, Does not allow normal interrupts.
 #define FUNCONF_UART_PRINTF_BAUD 115200 // Only used if FUNCONF_USE_UARTPRINTF is set.
 #define FUNCONF_DEBUGPRINTF_TIMEOUT 0x80000 // Arbitrary time units, this is around 120ms.
-#define FUNCONF_ENABLE_HPE 1            // Enable hardware interrupt stack.  Very good on QingKeV4, i.e. x035, v10x, v20x, v30x, but questionable on 003.
+#define FUNCONF_ENABLE_HPE 1            // Enable hardware interrupt stack.  Very good on QingKeV4, i.e. x035, v10x, v20x, v30x, but questionable on 003. 
+                                        // If you are using that, consider using INTERRUPT_DECORATOR as an attribute to your interrupt handlers.
 #define FUNCONF_USE_5V_VDD 0            // Enable this if you plan to use your part at 5V - affects USB and PD configration on the x035.
 #define FUNCONF_DEBUG_HARDFAULT    1    // Log fatal errors with "printf"
 */
@@ -132,11 +133,13 @@
 #endif
 
 #ifndef FUNCONF_ENABLE_HPE
-	#if defined( CH32V003 )
-		#define FUNCONF_ENABLE_HPE 0
-	#else
-		#define FUNCONF_ENABLE_HPE 1
-	#endif
+	#define FUNCONF_ENABLE_HPE 0
+#endif
+
+#if FUNCONF_ENABLE_HPE == 1
+	#define INTERRUPT_DECORATOR  __attribute__((interrupt("WCH-Interrupt-fast")))
+#else
+	#define INTERRUPT_DECORATOR  __attribute__((interrupt))
 #endif
 
 

ch32v003fun/ch32v003fun.mk

@@ -212,6 +212,9 @@ unbrick :
 gdbserver : 
 	-$(MINICHLINK)/minichlink -baG
 
+gdbclient :
+	gdb-multiarch $(TARGET).elf -ex "target remote :2000"
+
 clangd :
 	make clean
 	bear -- make build

examples/debugprintfdemo/.vscode/c_cpp_properties.json

@@ -8,13 +8,28 @@
             ],
             "defines": [],
             "compilerPath": "/usr/bin/clang",
-            "cppStandard": "c++14",
+            "cppStandard": "c++20",
             "intelliSenseMode": "linux-clang-x64",
             "compilerArgs": [
                 "-DCH32V003FUN_BASE"
             ],
             "configurationProvider": "ms-vscode.makefile-tools"
+        },
+        {
+            "name": "Win32",
+            "includePath": [
+                "${workspaceFolder}/**",
+                "${workspaceFolder}/../../ch32v003fun"
+            ],
+            "defines": [],
+            "compilerPath": "riscv64-unknown-elf-gcc-10.1.0.exe",
+            "cppStandard": "c++20",
+            "compilerArgs": [
+                "-DCH32V003FUN_BASE"
+            ],
+            "configurationProvider": "ms-vscode.makefile-tools"
         }
     ],
-    "version": 4
+    "version": 4,
+    "enableConfigurationSquiggles": true
 }

examples/debugprintfdemo/.vscode/launch.json

@@ -1,39 +1,48 @@
 {
 	"configurations": [
 		{
-			"name": "GDB Debug Target",
+			"name": "Debug Target",
 			"type": "cppdbg",
 			"request": "launch",
-			"program": "debugprintfdemo.elf",
+			"program": "${workspaceFolder}/debugprintfdemo.elf",
 			"args": [],
 			"stopAtEntry": true,
 			"cwd": "${workspaceFolder}",
 			"environment": [],
 			"externalConsole": false,
 			"MIMode": "gdb",
-			"deploySteps": [
-				{
-					"type": "shell",
-					"continueOn": "GDBServer",
-					"command": "make --directory=${workspaceFolder} closechlink flash gdbserver"
-				},
-			],
+			"preLaunchTask": "run_flash_and_gdbserver",
 			"setupCommands": [
 				{
 					"description": "Enable pretty-printing for gdb",
 					"text": "-enable-pretty-printing",
 					"ignoreFailures": true
 				}
 			],
+			"svdPath": "${workspaceFolder}/../../misc/CH32V003xx.svd", // extension 'Peripheral Viewer' by mcu-debug (cortex-debug)
 			"miDebuggerPath": "gdb-multiarch",
-			"miDebuggerServerAddress": "127.0.0.1:2000"
+			"miDebuggerServerAddress": "127.0.0.1:2000",
 		},
 		{
-			"name": "Run Only (In Terminal)",
+			"name": "Flash and run in terminal",
+			"type": "node-terminal",
+			"request": "launch",
+			"internalConsoleOptions": "neverOpen",
+			"command": "make closechlink clean; make flash monitor",
+		},
+		{
+			"name": "Compile and Flash",
 			"type": "node",
 			"request": "launch",
-			"program": "",
-			"preLaunchTask": "run_flash_and_gdbserver",
-		}	
-		]
-}
+			"internalConsoleOptions": "neverOpen",
+			"preLaunchTask" : "kill_all_tasks",
+			"postDebugTask": "run_flash",
+			"presentation": {
+				"hidden": false,
+				"group": "terminaloutput",
+				"order": 1
+			},
+			"runtimeExecutable": "echo"
+		}
+	]
+}

examples/debugprintfdemo/.vscode/settings.json

@@ -3,13 +3,13 @@
     "makefile.launchConfigurations": [
         {
             "cwd": "",
-            "sbinaryPath": "debugprintfdemo.elf",
+            "sbinaryPath": "debugprintf.elf",
             "binaryArgs": []
         }
     ],
     "editor.insertSpaces": false,
     "editor.tabSize": 4,
     "files.associations": {
         "ch32v003fun.h": "c"
-    }
-}
+    },
+}

examples/debugprintfdemo/.vscode/tasks.json

@@ -3,54 +3,130 @@
 	"tasks": [
 		{
 			"type": "shell",
-			"label": "flash",
 			"presentation": {
 				"echo": true,
 				"focus": false,
 				"group": "build",
 				"panel": "shared",
+				"close": true,
 				"showReuseMessage" : false
 			},
-			"command": "make closechlink flash",
+			"command": "make closechlink clean; make flash monitor",
+			"label": "run_flash_and_monitor",
+			"group": {
+				"kind": "build",
+				"isDefault": true
+			},
+			"runOptions": {
+				"instanceLimit": 1,
+			},
+			"isBackground": true,
+			"problemMatcher": { // https://code.visualstudio.com/docs/editor/tasks#_defining-a-problem-matcher
+				"owner": "cpp",
+				"fileLocation": [
+					"relative",
+					"${workspaceFolder}"
+				],
+				"pattern": {
+					"regexp": "^(.*):(\\d+):(\\d+):\\s+(warning|error):\\s+(.*)$",
+					"file": 1,
+					"line": 2,
+					"column": 3,
+					"severity": 4,
+					"message": 5
+				},
+				"background": {
+					"activeOnStart": false,
+					"beginsPattern": "^.*Image written.*",
+					"endsPattern": "^.*GDBServer*"
+				},
+			}
 		},
 		{
 			"type": "shell",
 			"label": "run_flash_and_gdbserver",
-			"command": "make closechlink flash gdbserver",
-
+			"command": "make clean closechlink; make flash gdbserver",
 			"presentation": {
 				"echo": true,
-				"focus": false,
+				"focus": true,
 				"group": "build",
 				"panel": "shared",
+				"reveal": "always",
 				"close": true,
-				"showReuseMessage" : false
+				"showReuseMessage": false
 			},
-
 			"isBackground": true,
 			"options": {
 				"cwd": "${workspaceFolder}",
 			},
 			"runOptions": {
-				"instanceLimit": 2,
-			},			 
+				"instanceLimit": 1,
+			},
 			"group": "build",
-			"problemMatcher": {
-				"pattern": [
-					{
-						"regexp": ".",
-						"file": 1,
-						"location": 2,
-						"message": 3
-					}
+			"problemMatcher": { // https://code.visualstudio.com/docs/editor/tasks#_defining-a-problem-matcher
+				"owner": "cpp",
+				"fileLocation": [
+					"relative",
+					"${workspaceFolder}"
 				],
-
+				"pattern": {
+					"regexp": "^(.*):(\\d+):(\\d+):\\s+(warning|error):\\s+(.*)$",
+					"file": 1,
+					"line": 2,
+					"column": 3,
+					"severity": 4,
+					"message": 5
+				},
 				"background": {
 					"activeOnStart": false,
 					"beginsPattern": "^.*Image written.*",
 					"endsPattern": "^.*GDBServer*"
-				}
+				},
+			}
+		},
+		{
+			"type": "shell",
+			"label": "run_flash",
+			"command": "make clean closechlink; make flash",
+			"presentation": {
+				"echo": true,
+				"focus": true,
+				"group": "build",
+				"panel": "shared",
+				"close": true,
+				"reveal": "always",
+				"showReuseMessage": true
 			},
+			"isBackground": false,
+			"options": {
+				"cwd": "${workspaceFolder}",
+			},
+			"runOptions": {
+				"instanceLimit": 1,
+			},
+			"group": "build",
+			"problemMatcher": { // https://code.visualstudio.com/docs/editor/tasks#_defining-a-problem-matcher
+				"owner": "cpp",
+				"fileLocation": [
+					"relative",
+					"${workspaceFolder}"
+				],
+				"pattern": {
+					"regexp": "^(.*):(\\d+):(\\d+):\\s+(warning|error):\\s+(.*)$",
+					"file": 1,
+					"line": 2,
+					"column": 3,
+					"severity": 4,
+					"message": 5
+				},
+			}
+		},
+		{
+			"type": "process",
+			"label" : "kill_all_tasks",
+			"command":[
+				"${command:workbench.action.tasks.terminate}  terminateAll",
+			]
 		}
 	]
-}
+}

examples/template/.vscode/c_cpp_properties.json

@@ -1,26 +1,35 @@
 {
     "configurations": [
         {
-            "name": "RISCV32EC",
+            "name": "Linux",
             "includePath": [
                 "${workspaceFolder}/**",
-                "${workspaceFolder}/../../ch32v003fun",
-                "${workspaceFolder}/../../extralibs",
-                "/usr/include/newlib" //why? the configurationProvider ought to find this
+                "${workspaceFolder}/../../ch32v003fun"
             ],
-            "defines": [
-                "CH32V003",
-                "__riscv",
-                "USE_SIGNALS",
-                "CH32V003FUN_BASE"
+            "defines": [],
+            "compilerPath": "/usr/bin/clang",
+            "cppStandard": "c++20",
+            "intelliSenseMode": "linux-clang-x64",
+            "compilerArgs": [
+                "-DCH32V003FUN_BASE"
+            ],
+            "configurationProvider": "ms-vscode.makefile-tools"
+        },
+        {
+            "name": "Win32",
+            "includePath": [
+                "${workspaceFolder}/**",
+                "${workspaceFolder}/../../ch32v003fun"
+            ],
+            "defines": [],
+            "compilerPath": "riscv64-unknown-elf-gcc-10.1.0.exe",
+            "cppStandard": "c++20",
+            "compilerArgs": [
+                "-DCH32V003FUN_BASE"
             ],
-            "compilerPath": "/usr/bin/riscv64-unknown-elf-gcc",
-            "cStandard": "gnu11",
-            "cppStandard": "gnu++17",
-            "intelliSenseMode": "gcc-x86", //works. Someday, intellisense might get riscv modes
-            "compilerArgs": [],
             "configurationProvider": "ms-vscode.makefile-tools"
         }
     ],
-    "version": 4
-}
+    "version": 4,
+    "enableConfigurationSquiggles": true
+}