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Tools: Tune: Prevent topology1 blob export to increase blob size 

The increase of non-32bit aligned blob sizes needs to be removed
because it can cause mismatch of blob binary header vs. actual
size. Instead error if blob size is not multiple of four bytes.

Signed-off-by: Seppo Ingalsuo <seppo.ingalsuo@linux.intel.com>
This commit is contained in:
Seppo Ingalsuo 2022-06-30 15:52:46 +03:00 committed by Liam Girdwood
parent e235fbf9be
commit d526f7372c
1 changed files with 14 additions and 10 deletions
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24
tools/tune/eq/eq_tplg_write.m
View File

@ -10,11 +10,14 @@ if nargin < 4
comment = 'Exported EQ';
end
%% Pad blob length to multiple of four bytes
n_orig = length(blob8);
n_new = ceil(n_orig/4)*4;
blob8_new = zeros(1, n_new);
blob8_new(1:n_orig) = blob8;
%% Check that blob length is multiple of 32 bits
n_blob = length(blob8);
n_test = ceil(n_blob/4)*4;
if (n_blob ~= n_test)
fprintf(1, 'Error: ´Blob length %d is not multiple of 32 bits\n', ...
n_blob);
error('Failed.');
end
%% Write blob
fh = fopen(fn, 'w');
@ -22,22 +25,23 @@ nl = 8;
fprintf(fh, '# %s %s\n', comment, date());
fprintf(fh, 'CONTROLBYTES_PRIV(%s,\n', priv);
fprintf(fh, '` bytes "');
for i = 1:nl:n_new
for i = 1:nl:n_blob
if i > 1
fprintf(fh, '` ');
end
for j = 0:nl-1
n = i + j;
if n < n_new
fprintf(fh, '0x%02x,', blob8_new(n));
if n < n_blob
fprintf(fh, '0x%02x,', blob8(n));
end
if n == n_new
fprintf(fh, '0x%02x"', blob8_new(n));
if n == n_blob
fprintf(fh, '0x%02x"', blob8(n));
end
end
fprintf(fh, '''\n');
end
fprintf(fh, ')\n');
fclose(fh);
fprintf('Blob size %d was written to file %s\n', n_blob, fn);
end