aboutsummaryrefslogtreecommitdiffstats
path: root/scripts/dtc/libfdt/fdt_addresses.c
diff options
context:
space:
mode:
authorRob Herring <robh@kernel.org>2019-06-12 07:05:52 -0600
committerRob Herring <robh@kernel.org>2019-06-12 07:05:52 -0600
commit9bb9c6a110eaad53054e939f8800223ae6d9b66c (patch)
treef1664ee7fd0cae45c8a12ac9b7d39ed5ebb0af2b /scripts/dtc/libfdt/fdt_addresses.c
parentdt-bindings: vendor: Add a bunch of vendors (diff)
downloadlinux-dev-9bb9c6a110eaad53054e939f8800223ae6d9b66c.tar.xz
linux-dev-9bb9c6a110eaad53054e939f8800223ae6d9b66c.zip
scripts/dtc: Update to upstream version v1.5.0-23-g87963ee20693
This adds the following commits from upstream: 87963ee20693 livetree: add missing type markers in generated overlay properties 825146d13dc0 Fix typos in various documentation and source files 25bb080c18d1 Update the GPL2 text to the latest revision 243176c4ce84 Fix bogus error on rebuild ce01b21098a4 libfdt: Add FDT_CREATE_FLAG_NO_NAME_DEDUP flag that trades size for speed fbb62754ce45 libfdt: Introduce fdt_create_with_flags() 228a44cce857 libfdt: Ensure fdt_add_property frees allocated name string on failure 8f695676227b Avoid assertion in check_interrupts_property() 5c3513f68921 Link tools and tests against libfdt shared library 00f9febf9c16 tests: Rename tests.sh to testutils.sh c5d45188f923 Clean up LDLIBS handling 6ef8fcd05b74 Rebuild libfdt shared object if versioning linker script changes 26ee65a16c38 Use Python3 by default cca6546244cb libfdt: Make fdt_get_max_phandle() an inline 730875016a6a libfdt: Add phandle generation helper 7dfb61ba96b1 libfdt: Use fdt_find_max_phandle() 2bc5b66d7f6c libfdt: Add new maximum phandle lookup function 7fcf8208b8a9 libfdt: add fdt_append_addrrange() ae795b2db7a4 checks: Do not omit nodes with labels if symbol generation is requested eac2ad495b29 Update version.lds again f67b47135523 Revert "libfdt: Add phandle generation helper" 54ea41c22415 libfdt: Add phandle generation helper 4762ad051ee0 checks: Fix spelling in check_graph_endpoint d37f6b20107e Bump version to v1.5.0 a4b1a307ff3a pylibfdt:tests: Extend the way how to find a Python module 625dd8aaf20f pylibfdt: Change how passing tests are recognized 364631626bb7 pylibfdt: Test fdt.setprop take bytes on Python 3, add error handling cb0f454f73cc pylibfdt: check_err accepts only integer as a first argument. 4b68c6b3605a pylibfdt: Proper handling of bytes/unicode strings and octal literals 78e113e81c9d Use PRIxPTR for printing uintptr_t values ea7a8f6dad67 libfdt: Fix FDT_ERR_NOTFOUND typos in documentation 5aafd7ca43e0 libfdt: Fix fdt_getprop_by_offset() parameter name in documentation 7cbc550f903b checks: Add unit address check if node is enabled Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'scripts/dtc/libfdt/fdt_addresses.c')
-rw-r--r--scripts/dtc/libfdt/fdt_addresses.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/scripts/dtc/libfdt/fdt_addresses.c b/scripts/dtc/libfdt/fdt_addresses.c
index f13a87dfa068..2cc997ea5012 100644
--- a/scripts/dtc/libfdt/fdt_addresses.c
+++ b/scripts/dtc/libfdt/fdt_addresses.c
@@ -95,3 +95,50 @@ int fdt_size_cells(const void *fdt, int nodeoffset)
return 1;
return val;
}
+
+/* This function assumes that [address|size]_cells is 1 or 2 */
+int fdt_appendprop_addrrange(void *fdt, int parent, int nodeoffset,
+ const char *name, uint64_t addr, uint64_t size)
+{
+ int addr_cells, size_cells, ret;
+ uint8_t data[sizeof(fdt64_t) * 2], *prop;
+
+ ret = fdt_address_cells(fdt, parent);
+ if (ret < 0)
+ return ret;
+ addr_cells = ret;
+
+ ret = fdt_size_cells(fdt, parent);
+ if (ret < 0)
+ return ret;
+ size_cells = ret;
+
+ /* check validity of address */
+ prop = data;
+ if (addr_cells == 1) {
+ if ((addr > UINT32_MAX) || ((UINT32_MAX + 1 - addr) < size))
+ return -FDT_ERR_BADVALUE;
+
+ fdt32_st(prop, (uint32_t)addr);
+ } else if (addr_cells == 2) {
+ fdt64_st(prop, addr);
+ } else {
+ return -FDT_ERR_BADNCELLS;
+ }
+
+ /* check validity of size */
+ prop += addr_cells * sizeof(fdt32_t);
+ if (size_cells == 1) {
+ if (size > UINT32_MAX)
+ return -FDT_ERR_BADVALUE;
+
+ fdt32_st(prop, (uint32_t)size);
+ } else if (size_cells == 2) {
+ fdt64_st(prop, size);
+ } else {
+ return -FDT_ERR_BADNCELLS;
+ }
+
+ return fdt_appendprop(fdt, nodeoffset, name, data,
+ (addr_cells + size_cells) * sizeof(fdt32_t));
+}