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Diffstat (limited to 'include/handoff.h')
| -rw-r--r-- | include/handoff.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/handoff.h b/include/handoff.h new file mode 100644 index 0000000000..aacb0f5ebf --- /dev/null +++ b/include/handoff.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Passing basic information from SPL to U-Boot proper + * + * Copyright 2018 Google, Inc + */ + +#ifndef __HANDOFF_H +#define __HANDOFF_H + +#if CONFIG_IS_ENABLED(HANDOFF) + +#include <asm/handoff.h> + +/** + * struct spl_handoff - information passed from SPL to U-Boot proper + * + * @ram_size: Value to use for gd->ram_size + */ +struct spl_handoff { + struct arch_spl_handoff arch; + u64 ram_size; +#ifdef CONFIG_NR_DRAM_BANKS + struct { + u64 start; + u64 size; + } ram_bank[CONFIG_NR_DRAM_BANKS]; +#endif +}; + +void handoff_save_dram(struct spl_handoff *ho); +void handoff_load_dram_size(struct spl_handoff *ho); +void handoff_load_dram_banks(struct spl_handoff *ho); +#endif + +#endif |