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| author | Julius Werner <jwerner@chromium.org> | 2019-05-07 17:38:12 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-05-23 08:44:34 +0000 |
| commit | a5ea3a271bbaa10f03115ffe3f473a07ca95c5ab (patch) | |
| tree | 072ddb0753caac8b7b82b0517e165c33a8d42b8d /src/lib | |
| parent | b3f852fba3cfd4ebde8cd7a34df069ba4cebe7a1 (diff) | |
| download | coreboot-a5ea3a271bbaa10f03115ffe3f473a07ca95c5ab.tar.gz coreboot-a5ea3a271bbaa10f03115ffe3f473a07ca95c5ab.tar.bz2 coreboot-a5ea3a271bbaa10f03115ffe3f473a07ca95c5ab.zip | |
device_tree: Use be32dec/be32enc where appropriate
This patch rewrites some of the device tree code to use the new
be32dec/be32enc helpers where they can make the code cleaner.
Change-Id: I437bbd6645a556ae9a0cfe6ea14638098e4c3606
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32860
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/device_tree.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/lib/device_tree.c b/src/lib/device_tree.c index 79561a69b848..8dbc510c10b6 100644 --- a/src/lib/device_tree.c +++ b/src/lib/device_tree.c @@ -56,7 +56,7 @@ int fdt_next_property(const void *blob, uint32_t offset, int fdt_node_name(const void *blob, uint32_t offset, const char **name) { uint8_t *ptr = ((uint8_t *)blob) + offset; - if (be32toh(*(uint32_t *)ptr) != FDT_TOKEN_BEGIN_NODE) + if (be32dec(ptr) != FDT_TOKEN_BEGIN_NODE) return 0; ptr += 4; @@ -358,14 +358,14 @@ static void dt_flatten_prop(struct device_tree_property *prop, uint8_t *dstruct = (uint8_t *)*struct_start; uint8_t *dstrings = (uint8_t *)*strings_start; - *((uint32_t *)dstruct) = htobe32(FDT_TOKEN_PROPERTY); + be32enc(dstruct, FDT_TOKEN_PROPERTY); dstruct += sizeof(uint32_t); - *((uint32_t *)dstruct) = htobe32(prop->prop.size); + be32enc(dstruct, prop->prop.size); dstruct += sizeof(uint32_t); uint32_t name_offset = (uintptr_t)dstrings - (uintptr_t)strings_base; - *((uint32_t *)dstruct) = htobe32(name_offset); + be32enc(dstruct, name_offset); dstruct += sizeof(uint32_t); strcpy((char *)dstrings, prop->prop.name); @@ -385,7 +385,7 @@ static void dt_flatten_node(const struct device_tree_node *node, uint8_t *dstruct = (uint8_t *)*struct_start; uint8_t *dstrings = (uint8_t *)*strings_start; - *((uint32_t *)dstruct) = htobe32(FDT_TOKEN_BEGIN_NODE); + be32enc(dstruct, FDT_TOKEN_BEGIN_NODE); dstruct += sizeof(uint32_t); strcpy((char *)dstruct, node->name); @@ -401,7 +401,7 @@ static void dt_flatten_node(const struct device_tree_node *node, dt_flatten_node(child, (void **)&dstruct, strings_base, (void **)&dstrings); - *((uint32_t *)dstruct) = htobe32(FDT_TOKEN_END_NODE); + be32enc(dstruct, FDT_TOKEN_END_NODE); dstruct += sizeof(uint32_t); *struct_start = dstruct; @@ -489,9 +489,9 @@ void dt_read_cell_props(const struct device_tree_node *node, u32 *addrcp, struct device_tree_property *prop; list_for_each(prop, node->properties, list_node) { if (addrcp && !strcmp("#address-cells", prop->prop.name)) - *addrcp = be32toh(*(u32 *)prop->prop.data); + *addrcp = be32dec(prop->prop.data); if (sizecp && !strcmp("#size-cells", prop->prop.name)) - *sizecp = be32toh(*(u32 *)prop->prop.data); + *sizecp = be32dec(prop->prop.data); } } |