# SPDX-License-Identifier: GPL-2.0+ # Copyright (c) 2016 Google, Inc # Written by Simon Glass # # Entry-type module for the 16-bit x86 reset code for U-Boot # from binman.entry import Entry from binman.etype.blob import Entry_blob class Entry_x86_reset16_spl(Entry_blob): """x86 16-bit reset code for U-Boot Properties / Entry arguments: - filename: Filename of u-boot-x86-reset16.bin (default 'u-boot-x86-reset16.bin') x86 CPUs start up in 16-bit mode, even if they are 32-bit CPUs. This code must be placed at a particular address. This entry holds that code. It is typically placed at offset CONFIG_RESET_VEC_LOC. The code is responsible for jumping to the x86-start16 code, which continues execution. For 32-bit U-Boot, the 'x86_reset_spl' entry type is used instead. """ def __init__(self, section, etype, node): super().__init__(section, etype, node) def GetDefaultFilename(self): return 'spl/u-boot-x86-reset16-spl.bin'