From 0110cae147d8b1749b4bd5763620ec73d5296a76 Mon Sep 17 00:00:00 2001
From: "Luke T. Shumaker" <lukeshu@lukeshu.com>
Date: Sat, 1 Mar 2025 17:32:47 -0700
Subject: stack.c.gen: Organize intrhandlers

---
 build-aux/stack.c.gen | 30 +++++++++++++++++++++++-------
 1 file changed, 23 insertions(+), 7 deletions(-)

(limited to 'build-aux/stack.c.gen')

diff --git a/build-aux/stack.c.gen b/build-aux/stack.c.gen
index edc7bae..c73a8bb 100755
--- a/build-aux/stack.c.gen
+++ b/build-aux/stack.c.gen
@@ -406,12 +406,7 @@ class PluginApplication:
 
 class AppPlugin:
     def is_intrhandler(self, name: str) -> bool:
-        return name in [
-            "rp2040_hwtimer_intrhandler",
-            "_cr_gdb_intrhandler",
-            "hostclock_handle_sig_alarm",
-            "hostnet_handle_sig_io",
-        ]
+        return False
 
     def extra_nodes(self) -> typing.Collection[Node]:
         return []
@@ -505,7 +500,11 @@ class LibHWPlugin:
         self.pico_platform = arg_pico_platform
 
     def is_intrhandler(self, name: str) -> bool:
-        return False
+        return name in [
+            "rp2040_hwtimer_intrhandler",
+            "hostclock_handle_sig_alarm",
+            "hostnet_handle_sig_io",
+        ]
 
     def extra_nodes(self) -> typing.Collection[Node]:
         return []
@@ -529,6 +528,22 @@ class LibHWPlugin:
         return False
 
 
+class LibCRPlugin:
+    def is_intrhandler(self, name: str) -> bool:
+        return name in [
+            "_cr_gdb_intrhandler",
+        ]
+
+    def extra_nodes(self) -> typing.Collection[Node]:
+        return []
+
+    def indirect_callees(self, loc: str, line: str) -> tuple[list[str], bool] | None:
+        return None
+
+    def skip_call(self, chain: list[str], call: str) -> bool:
+        return False
+
+
 class LibCRIPCPlugin:
     def is_intrhandler(self, name: str) -> bool:
         return False
@@ -1139,6 +1154,7 @@ def main(
         AppPlugin(),
         LibObjPlugin(arg_c_fnames),
         LibHWPlugin(arg_pico_platform),
+        LibCRPlugin(),
         LibCRIPCPlugin(),
         lib9p_plugin,
         LibMiscPlugin(),
-- 
cgit v1.2.3-2-g168b


From 8dc86e5ec58ec94f7ea8227ee008ded202c4204f Mon Sep 17 00:00:00 2001
From: "Luke T. Shumaker" <lukeshu@lukeshu.com>
Date: Wed, 26 Feb 2025 14:26:28 -0700
Subject: libhw: Add rp2040_gpioirq, use it

---
 build-aux/stack.c.gen | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

(limited to 'build-aux/stack.c.gen')

diff --git a/build-aux/stack.c.gen b/build-aux/stack.c.gen
index c73a8bb..66d837a 100755
--- a/build-aux/stack.c.gen
+++ b/build-aux/stack.c.gen
@@ -504,6 +504,7 @@ class LibHWPlugin:
             "rp2040_hwtimer_intrhandler",
             "hostclock_handle_sig_alarm",
             "hostnet_handle_sig_io",
+            "gpioirq_handler",
         ]
 
     def extra_nodes(self) -> typing.Collection[Node]:
@@ -522,6 +523,10 @@ class LibHWPlugin:
                     "w5500_udp_alarm_handler",
                 ]
             return ret, False
+        if "/rp2040_gpioirq.c:" in loc and "handler->fn" in line:
+            return [
+                "w5500_intrhandler",
+            ], False
         return None
 
     def skip_call(self, chain: list[str], call: str) -> bool:
@@ -711,17 +716,14 @@ class LibMiscPlugin:
 
 
 class PicoSDKPlugin:
-    app_gpio_handlers: typing.Collection[str]
     app_init_array: typing.Collection[str]
     app_preinit_array: typing.Collection[str]
 
     def __init__(
         self,
         *,
-        app_gpio_handlers: typing.Collection[str],
         app_init_array: typing.Collection[str],
     ) -> None:
-        self.app_gpio_handlers = app_gpio_handlers
         self.app_init_array = app_init_array
 
         # git grep '^PICO_RUNTIME_INIT_FUNC\S*('
@@ -754,7 +756,6 @@ class PicoSDKPlugin:
 
     def is_intrhandler(self, name: str) -> bool:
         return name in [
-            "gpio_default_irq_handler",
             "isr_invalid",
             "isr_nmi",
             "isr_hardfault",
@@ -783,8 +784,6 @@ class PicoSDKPlugin:
                 return ["rom_hword_as_ptr(BOOTROM_TABLE_LOOKUP_OFFSET)"], False
         if "/flash.c:" in loc and "boot2_copyout" in line:
             return ["_stage2_boot"], False
-        if "/gpio.c:" in loc and call == "callback":
-            return sorted(self.app_gpio_handlers), False
         if "/printf.c:" in loc:
             if call == "out":
                 return [
@@ -1137,10 +1136,6 @@ def main(
 
     lib9p_plugin = Lib9PPlugin(arg_base_dir, arg_c_fnames)
 
-    sbc_gpio_handlers = [
-        "w5500_intrhandler",
-    ]
-
     def sbc_is_thread(name: str) -> int:
         if name.endswith("_cr") and name != "lib9p_srv_read_cr":
             if "9p" in name:
@@ -1165,7 +1160,6 @@ def main(
     if arg_pico_platform == "rp2040":
         plugins += [
             PicoSDKPlugin(
-                app_gpio_handlers=sbc_gpio_handlers,
                 app_init_array=["register_fini"],
             ),
             TinyUSBDevicePlugin(arg_c_fnames),
-- 
cgit v1.2.3-2-g168b