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x86: mrccache: Add more debugging
When the MRC cache fails to save it is useful to have some debugging info to indicate what when wrong. Add some more debug() calls. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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parent
9a67994e01
commit
079b38ba04
1 changed files with 12 additions and 4 deletions
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@ -113,8 +113,10 @@ int mrccache_update(struct udevice *sf, struct mrc_region *entry,
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ulong base_addr;
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int ret;
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if (!is_mrc_cache(cur))
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if (!is_mrc_cache(cur)) {
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debug("%s: Cache data not valid\n", __func__);
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return -EINVAL;
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}
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/* Find the last used block */
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base_addr = entry->base + entry->offset;
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@ -205,17 +207,23 @@ int mrccache_get_region(struct udevice **devp, struct mrc_region *entry)
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return -ENOENT;
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}
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if (fdtdec_get_int_array(blob, node, "memory-map", reg, 2))
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if (fdtdec_get_int_array(blob, node, "memory-map", reg, 2)) {
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debug("%s: Cannot find memory map\n", __func__);
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return -EINVAL;
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}
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entry->base = reg[0];
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/* Find the place where we put the MRC cache */
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mrc_node = fdt_subnode_offset(blob, node, "rw-mrc-cache");
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if (mrc_node < 0)
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if (mrc_node < 0) {
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debug("%s: Cannot find node\n", __func__);
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return -EPERM;
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}
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if (fdtdec_get_int_array(blob, mrc_node, "reg", reg, 2))
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if (fdtdec_get_int_array(blob, mrc_node, "reg", reg, 2)) {
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debug("%s: Cannot find address\n", __func__);
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return -EINVAL;
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}
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entry->offset = reg[0];
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entry->length = reg[1];
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