Prepare v2023.10

[platform/kernel/u-boot.git] / include / initcall.h

diff --git a/include/initcall.h b/include/initcall.h
index 9e54fa5..69ce268 100644 (file)
--- a/include/initcall.h
+++ b/include/initcall.h
@@ -1,25 +1,57 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (c) 2011 The Chromium OS Authors.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
  */
 
+#ifndef __INITCALL_H
+#define __INITCALL_H
+
 typedef int (*init_fnc_t)(void);
 
-int initcall_run_list(init_fnc_t init_sequence[]);
+#include <log.h>
+#ifdef CONFIG_EFI_APP
+#include <efi.h>
+#endif
+#include <asm/global_data.h>
+
+/*
+ * To enable debugging. add #define DEBUG at the top of the including file.
+ *
+ * To find a symbol, use grep on u-boot.map
+ */
+static inline int initcall_run_list(const init_fnc_t init_sequence[])
+{
+       const init_fnc_t *init_fnc_ptr;
+
+       for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
+               unsigned long reloc_ofs = 0;
+               int ret;
+
+               /*
+                * Sandbox is relocated by the OS, so symbols always appear at
+                * the relocated address.
+                */
+               if (IS_ENABLED(CONFIG_SANDBOX) || (gd->flags & GD_FLG_RELOC))
+                       reloc_ofs = gd->reloc_off;
+#ifdef CONFIG_EFI_APP
+               reloc_ofs = (unsigned long)image_base;
+#endif
+               if (reloc_ofs)
+                       debug("initcall: %p (relocated to %p)\n",
+                                       (char *)*init_fnc_ptr - reloc_ofs,
+                                       (char *)*init_fnc_ptr);
+               else
+                       debug("initcall: %p\n", (char *)*init_fnc_ptr - reloc_ofs);
+
+               ret = (*init_fnc_ptr)();
+               if (ret) {
+                       printf("initcall sequence %p failed at call %p (err=%d)\n",
+                              init_sequence,
+                              (char *)*init_fnc_ptr - reloc_ofs, ret);
+                       return -1;
+               }
+       }
+       return 0;
+}
+
+#endif