diff options
Diffstat (limited to 'tools/binman/etype/x86_reset16_tpl.py')
| -rw-r--r-- | tools/binman/etype/x86_reset16_tpl.py | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/binman/etype/x86_reset16_tpl.py b/tools/binman/etype/x86_reset16_tpl.py new file mode 100644 index 0000000000..4eedb8d601 --- /dev/null +++ b/tools/binman/etype/x86_reset16_tpl.py @@ -0,0 +1,29 @@ +# SPDX-License-Identifier: GPL-2.0+ +# Copyright (c) 2016 Google, Inc +# Written by Simon Glass <sjg@chromium.org> +# +# Entry-type module for the 16-bit x86 reset code for U-Boot +# + +from entry import Entry +from blob import Entry_blob + +class Entry_x86_reset16_tpl(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_tpl' entry type is used instead. + """ + def __init__(self, section, etype, node): + Entry_blob.__init__(self, section, etype, node) + + def GetDefaultFilename(self): + return 'tpl/u-boot-x86-reset16-tpl.bin' |