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 <asm-offsets.h> 15#include <asm/global_data.h> 16#include <asm/u-boot.h> 17 18#include <linux/kbuild.h> 19 20int 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 33 DEFINE(GD_FLAGS, offsetof(struct global_data, flags)); 34 35#if CONFIG_IS_ENABLED(SYS_MALLOC_F) 36 DEFINE(GD_MALLOC_BASE, offsetof(struct global_data, malloc_base)); 37#endif 38 39 DEFINE(GD_RELOCADDR, offsetof(struct global_data, relocaddr)); 40 41 DEFINE(GD_RELOC_OFF, offsetof(struct global_data, reloc_off)); 42 43 DEFINE(GD_START_ADDR_SP, offsetof(struct global_data, start_addr_sp)); 44 45 DEFINE(GD_NEW_GD, offsetof(struct global_data, new_gd)); 46 47 DEFINE(GD_ENV_ADDR, offsetof(struct global_data, env_addr)); 48 49 return 0; 50} 51