Add #[entry], #[irq] and #[exception(...)] macros.

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+    // override the default setting (`cargo check --all-targets`) which produces the following error
+    // "can't find crate for `test`" when the default compilation target is a no_std target
+    // with these changes RA will call `cargo check --bins` on save
+    "rust-analyzer.check.allTargets": false,
+    "rust-analyzer.check.extraArgs": ["--bins"],
+    "rust-analyzer.checkOnSave": true,
+}

Cargo.toml

@@ -8,5 +8,6 @@ members = [
   "cortex-ar",
   "cortex-r-rt",
   "cortex-a-rt",
+  "cortex-ar-rt-macros",
 ]
 resolver = "2"

cortex-a-rt/Cargo.toml

@@ -16,6 +16,7 @@ version = "0.1.0"
 
 [dependencies]
 cortex-ar = {version = "0.1.0", path = "../cortex-ar"}
+cortex-ar-rt-macros = { path = "../cortex-ar-rt-macros", version = "=0.1.0" }
 
 [features]
 # Enable the FPU on start-up, even on a soft-float EABI target

cortex-a-rt/link.x

@@ -90,18 +90,18 @@ ASSERT(_irq_stack_size % 8 == 0, "ERROR(cortex-r-rt): size of IRQ stack is not 8
 ASSERT(_fiq_stack_size % 8 == 0, "ERROR(cortex-r-rt): size of FIQ stack is not 8-byte aligned");
 
 /* Weak aliases for ASM default handlers */
-PROVIDE(_start                 =_default_start);
-PROVIDE(_asm_undefined_handler =_asm_default_undefined_handler);
-PROVIDE(_asm_svc_handler       =_asm_default_svc_handler);
-PROVIDE(_asm_prefetch_handler  =_asm_default_prefetch_handler);
-PROVIDE(_asm_abort_handler     =_asm_default_abort_handler);
-PROVIDE(_asm_irq_handler       =_asm_default_irq_handler);
-PROVIDE(_asm_fiq_handler       =_asm_default_fiq_handler);
+PROVIDE(_start                      = _default_start);
+PROVIDE(_asm_undefined_handler      = _asm_default_undefined_handler);
+PROVIDE(_asm_svc_handler            = _asm_default_svc_handler);
+PROVIDE(_asm_prefetch_abort_handler = _asm_default_prefetch_abort_handler);
+PROVIDE(_asm_data_abort_handler     = _asm_default_data_abort_handler);
+PROVIDE(_asm_irq_handler            = _asm_default_irq_handler);
+PROVIDE(_asm_fiq_handler            = _asm_default_fiq_handler);
 
 /* Weak aliases for C default handlers */
-PROVIDE(_undefined_handler     =_default_handler);
-PROVIDE(_svc_handler           =_default_handler);
-PROVIDE(_prefetch_handler      =_default_handler);
-PROVIDE(_abort_handler         =_default_handler);
-PROVIDE(_irq_handler           =_default_handler);
+PROVIDE(_undefined_handler      = _default_handler);
+PROVIDE(_svc_handler            = _default_handler);
+PROVIDE(_prefetch_abort_handler = _default_handler);
+PROVIDE(_data_abort_handler     = _default_handler);
+PROVIDE(_irq_handler            = _default_handler);
 /* There is no default C-language FIQ handler */