Add simpler method for relocating functions to RAM. (#21804)

This commit is contained in:
Nick Brassel 2023-11-22 12:08:52 +11:00 committed by GitHub
parent 0fcd13f552
commit 3a5e4253fc
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
4 changed files with 32 additions and 0 deletions

View file

@ -0,0 +1,9 @@
// Copyright 2023 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#define RESIDENT_IN_RAM(funcname) __attribute__((section(".ramfunc." #funcname), noinline)) funcname
#if __has_include_next("_util.h")
# include_next "_util.h"
#endif

10
platforms/avr/_util.h Normal file
View file

@ -0,0 +1,10 @@
// Copyright 2023 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
// AVR can't actually run anything from RAM, so just no-op the define.
#define RESIDENT_IN_RAM(funcname) funcname
#if __has_include_next("_util.h")
# include_next "_util.h"
#endif

View file

@ -0,0 +1,9 @@
// Copyright 2023 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#define RESIDENT_IN_RAM(funcname) __attribute__((section(".ram0_init." #funcname), noinline)) funcname
#if __has_include_next("_util.h")
# include_next "_util.h"
#endif

View file

@ -50,3 +50,7 @@
#if !defined(PACKED)
# define PACKED __attribute__((__packed__))
#endif
#if __has_include("_util.h")
# include "_util.h" /* Include the platform's _util.h */
#endif