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| author | Patrick Georgi <pgeorgi@chromium.org> | 2016-05-02 17:02:53 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2016-05-03 11:42:45 +0200 |
| commit | 919be612b8383d75a1ea55db6552aa7648af66d1 (patch) | |
| tree | e67cacb64a1e498e031cbab1f532476c81562493 | |
| parent | 849635d4ef835862b2fc4ecc4c4c1ee28186ad15 (diff) | |
| download | coreboot-919be612b8383d75a1ea55db6552aa7648af66d1.tar.xz | |
fmaptool: Export some fmap knowledge to the build environment
By exporting base and offset of CBFS-formatted fmap regions, the code
can use these when it's not prudent to do a runtime lookup.
Change-Id: I20523b5cea68880af4cb1fcea4b37bb8ac2a23db
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: https://review.coreboot.org/14571
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
| -rw-r--r-- | util/cbfstool/fmaptool.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/util/cbfstool/fmaptool.c b/util/cbfstool/fmaptool.c index 1eda82262e..5aafffdd7b 100644 --- a/util/cbfstool/fmaptool.c +++ b/util/cbfstool/fmaptool.c @@ -101,6 +101,20 @@ static bool write_header(const char *out_fname, fputs("#ifndef FMAPTOOL_GENERATED_HEADER_H_\n", header); fputs("#define FMAPTOOL_GENERATED_HEADER_H_\n\n", header); fprintf(header, "#define %s %#x\n\n", HEADER_FMAP_OFFSET, fmap_offset); + + /* also add defines for each CBFS-carrying fmap region: base and size */ + cbfs_section_iterator_t cbfs_it = cbfs_sections_iterator(); + while (cbfs_it) { + const struct flashmap_descriptor *item = + cbfs_sections_iterator_deref(cbfs_it); + assert(item->offset_known && item->size_known); + fprintf(header, "#define ___FMAP__%s_BASE 0x%x\n", + item->name, item->offset); + fprintf(header, "#define ___FMAP__%s_SIZE 0x%x\n", + item->name, item->size); + cbfs_sections_iterator_advance(&cbfs_it); + } + fputs("#endif\n", header); fclose(header); |