diff options
Diffstat (limited to 'scripts/dtc/libfdt')
| -rw-r--r-- | scripts/dtc/libfdt/Makefile.libfdt | 4 | ||||
| -rw-r--r-- | scripts/dtc/libfdt/fdt_addresses.c | 16 | ||||
| -rw-r--r-- | scripts/dtc/libfdt/libfdt.h | 24 |
3 files changed, 33 insertions, 11 deletions
diff --git a/scripts/dtc/libfdt/Makefile.libfdt b/scripts/dtc/libfdt/Makefile.libfdt index 098b3f36e668..3af3656df801 100644 --- a/scripts/dtc/libfdt/Makefile.libfdt +++ b/scripts/dtc/libfdt/Makefile.libfdt @@ -9,3 +9,7 @@ LIBFDT_VERSION = version.lds LIBFDT_SRCS = fdt.c fdt_ro.c fdt_wip.c fdt_sw.c fdt_rw.c fdt_strerror.c fdt_empty_tree.c \ fdt_addresses.c fdt_overlay.c LIBFDT_OBJS = $(LIBFDT_SRCS:%.c=%.o) + +libfdt_clean: + @$(VECHO) CLEAN "(libfdt)" + rm -f $(STD_CLEANFILES:%=$(LIBFDT_dir)/%) diff --git a/scripts/dtc/libfdt/fdt_addresses.c b/scripts/dtc/libfdt/fdt_addresses.c index 49537b578d03..f13a87dfa068 100644 --- a/scripts/dtc/libfdt/fdt_addresses.c +++ b/scripts/dtc/libfdt/fdt_addresses.c @@ -64,7 +64,7 @@ static int fdt_cells(const void *fdt, int nodeoffset, const char *name) c = fdt_getprop(fdt, nodeoffset, name, &len); if (!c) - return 2; + return len; if (len != sizeof(*c)) return -FDT_ERR_BADNCELLS; @@ -78,10 +78,20 @@ static int fdt_cells(const void *fdt, int nodeoffset, const char *name) int fdt_address_cells(const void *fdt, int nodeoffset) { - return fdt_cells(fdt, nodeoffset, "#address-cells"); + int val; + + val = fdt_cells(fdt, nodeoffset, "#address-cells"); + if (val == -FDT_ERR_NOTFOUND) + return 2; + return val; } int fdt_size_cells(const void *fdt, int nodeoffset) { - return fdt_cells(fdt, nodeoffset, "#size-cells"); + int val; + + val = fdt_cells(fdt, nodeoffset, "#size-cells"); + if (val == -FDT_ERR_NOTFOUND) + return 1; + return val; } diff --git a/scripts/dtc/libfdt/libfdt.h b/scripts/dtc/libfdt/libfdt.h index 2bd151dd355f..627da2e079c9 100644 --- a/scripts/dtc/libfdt/libfdt.h +++ b/scripts/dtc/libfdt/libfdt.h @@ -163,18 +163,26 @@ uint32_t fdt_next_tag(const void *fdt, int offset, int *nextoffset); static inline uint32_t fdt32_ld(const fdt32_t *p) { - fdt32_t v; + const uint8_t *bp = (const uint8_t *)p; - memcpy(&v, p, sizeof(v)); - return fdt32_to_cpu(v); + return ((uint32_t)bp[0] << 24) + | ((uint32_t)bp[1] << 16) + | ((uint32_t)bp[2] << 8) + | bp[3]; } static inline uint64_t fdt64_ld(const fdt64_t *p) { - fdt64_t v; - - memcpy(&v, p, sizeof(v)); - return fdt64_to_cpu(v); + const uint8_t *bp = (const uint8_t *)p; + + return ((uint64_t)bp[0] << 56) + | ((uint64_t)bp[1] << 48) + | ((uint64_t)bp[2] << 40) + | ((uint64_t)bp[3] << 32) + | ((uint64_t)bp[4] << 24) + | ((uint64_t)bp[5] << 16) + | ((uint64_t)bp[6] << 8) + | bp[7]; } /**********************************************************************/ @@ -1145,7 +1153,7 @@ int fdt_address_cells(const void *fdt, int nodeoffset); * * returns: * 0 <= n < FDT_MAX_NCELLS, on success - * 2, if the node has no #size-cells property + * 1, if the node has no #size-cells property * -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid * #size-cells property * -FDT_ERR_BADMAGIC, |