[U-Boot] [PATCH 3/5] tools: zynqmpbif: Use compiler builtin instead of linux-specific __swab32

Bin Meng bmeng.cn at gmail.com
Wed Oct 16 16:27:23 UTC 2019


__swab32() is a Linux specific macro defined in linux/swab.h. Let's
use the compiler equivalent builtin function __builtin_bswap32() for
better portability.

Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---

 tools/zynqmpbif.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/zynqmpbif.c b/tools/zynqmpbif.c
index 8c47107..82ce0ac 100644
--- a/tools/zynqmpbif.c
+++ b/tools/zynqmpbif.c
@@ -517,7 +517,7 @@ static int bif_add_bit(struct bif_entry *bf)
 	debug("Bitstream Length: 0x%x\n", bitlen);
 	for (i = 0; i < bitlen; i += sizeof(uint32_t)) {
 		uint32_t *bitbin32 = (uint32_t *)&bitbin[i];
-		*bitbin32 = __swab32(*bitbin32);
+		*bitbin32 = __builtin_bswap32(*bitbin32);
 	}
 
 	if (!bf->dest_dev)
-- 
2.7.4



More information about the U-Boot mailing list