Преглед изворни кода

dubhe: qspi-image: Update block-size of dd

Updated block size of dd command from 1 to 32 bytes, which is the lowest
common denominator. Significant time decrease of the dd command can be
observed.

Signed-off-by: Jun Yuan Tan <junyuan.tan@starfivetech.com>
Jun Yuan Tan пре 2 година
родитељ
комит
008757330f
1 измењених фајлова са 4 додато и 4 уклоњено
  1. 4 4
      recipes-images/qspi-image/qspi-image_0.1.bb

+ 4 - 4
recipes-images/qspi-image/qspi-image_0.1.bb

@@ -16,8 +16,8 @@ do_image[depends] += " opensbi:do_deploy"
 do_image[depends] += " virtual/kernel:do_deploy"
 
 IMAGE_CMD:qspi () {
-	dd if=${DEPLOY_DIR_IMAGE}/bootcode.bin of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=1 seek=0 count=4096
-	dd if=${DEPLOY_DIR_IMAGE}/bootjump.bin of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=1 seek=4096 count=32
-	dd if=${DEPLOY_DIR_IMAGE}/dubhe_fpga.dtb of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=1 seek=4128 count=8160
-	dd if=${DEPLOY_DIR_IMAGE}/fw_payload.bin of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=1 seek=12288 
+	dd if=${DEPLOY_DIR_IMAGE}/bootcode.bin of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=32 seek=0 count=4096
+	dd if=${DEPLOY_DIR_IMAGE}/bootjump.bin of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=32 seek=4096 count=32
+	dd if=${DEPLOY_DIR_IMAGE}/dubhe_fpga.dtb of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=32 seek=4128 count=8160
+	dd if=${DEPLOY_DIR_IMAGE}/fw_payload.bin of=${DEPLOY_DIR_IMAGE}/QSPI-Image.bin bs=32 seek=12288
 }