1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Adapted from Linux v2.6.36 kernel: arch/powerpc/kernel/asm-offsets.c
4  *
5  * This program is used to generate definitions needed by
6  * assembly language modules.
7  *
8  * We use the technique used in the OSF Mach kernel code:
9  * generate asm statements containing #defines,
10  * compile this file to assembler, and then extract the
11  * #defines from the assembly-language output.
12  */
13 
14 #include <common.h>
15 #include <asm-offsets.h>
16 #include <asm/global_data.h>
17 
18 #include <linux/kbuild.h>
19 
main(void)20 int main(void)
21 {
22 	/* Round up to make sure size gives nice stack alignment */
23 	DEFINE(GENERATED_GBL_DATA_SIZE,
24 		(sizeof(struct global_data) + 15) & ~15);
25 
26 	DEFINE(GENERATED_BD_INFO_SIZE,
27 		(sizeof(struct bd_info) + 15) & ~15);
28 
29 	DEFINE(GD_SIZE, sizeof(struct global_data));
30 
31 	DEFINE(GD_BD, offsetof(struct global_data, bd));
32 #if CONFIG_VAL(SYS_MALLOC_F_LEN)
33 	DEFINE(GD_MALLOC_BASE, offsetof(struct global_data, malloc_base));
34 #endif
35 
36 	DEFINE(GD_RELOCADDR, offsetof(struct global_data, relocaddr));
37 
38 	DEFINE(GD_RELOC_OFF, offsetof(struct global_data, reloc_off));
39 
40 	DEFINE(GD_START_ADDR_SP, offsetof(struct global_data, start_addr_sp));
41 
42 	DEFINE(GD_NEW_GD, offsetof(struct global_data, new_gd));
43 
44 	DEFINE(GD_ENV_ADDR, offsetof(struct global_data, env_addr));
45 
46 	return 0;
47 }
48