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soc/cavium/cn81xx: Don't directly manipulate devicetree data 

As preparation to constify devicetree data, do it the right way.

Change-Id: I5081de020bb73c56aa8bdf7bb17fe6b2913d0ffe
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/28266
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
This commit is contained in:
Patrick Rudolph 2018-08-22 09:52:42 +02:00 committed by Philipp Deppenwiese
parent 0a7d6908bf
commit 70866e9f38
1 changed files with 16 additions and 4 deletions
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20
src/soc/cavium/cn81xx/soc.c
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@ -241,12 +241,24 @@ static int dt_platform_fixup(struct device_tree_fixup *fixup,
__func__); __func__);
continue; continue;
} }
u32 *data_cleaned = malloc(size);
if (!data_cleaned)
continue;
size_t n = 0;
/* Remove phandle from mmu-masters list */
for (size_t j = 0; j < size / (sizeof(u32) * 2); j++) for (size_t j = 0; j < size / (sizeof(u32) * 2); j++)
if (be32_to_cpu(data[j * 2]) == phandle) { if (be32_to_cpu(data[j * 2]) != phandle) {
data[j * 2] = 0; data_cleaned[n * 2] = data[j * 2];
data[j * 2 + 1] = 0; data_cleaned[n * 2 + 1] = data[j * 2 + 1];
break; n++;
} }
dt_add_bin_prop(dt_node, "mmu-masters", data_cleaned,
n * sizeof(u32) * 2);
free(data_cleaned);
} }
/* Remove QLM mode entries */ /* Remove QLM mode entries */