Eric Lee / smarc-uboot

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Commit e8f7ba404f1409606962815ecc955a06984b08b3

Authored by Dave Liu
Committed by Wolfgang Denk
1 parent 3e3f766a52
Exists in master and in 54 other branches 8qm-imx_v2020.04_5.4.70_2.3.0, emb_lf_v2022.04, imx_v2015.04_4.1.15_1.0.0_ga, pitx_8mp_lf_v2020.04, smarc-8m-android-10.0.0_2.6.0, smarc-8m-android-11.0.0_2.0.0, smarc-8mp-android-11.0.0_2.0.0, smarc-emmc-imx_v2014.04_3.10.53_1.1.0_ga, smarc-emmc-imx_v2014.04_3.14.28_1.0.0_ga, smarc-imx-l5.0.0_1.0.0-ga, smarc-imx6_v2018.03_4.14.98_2.0.0_ga, smarc-imx7_v2017.03_4.9.11_1.0.0_ga, smarc-imx7_v2018.03_4.14.98_2.0.0_ga, smarc-imx_v2014.04_3.14.28_1.0.0_ga, smarc-imx_v2015.04_4.1.15_1.0.0_ga, smarc-imx_v2017.03_4.9.11_1.0.0_ga, smarc-imx_v2017.03_4.9.88_2.0.0_ga, smarc-imx_v2017.03_o8.1.0_1.3.0_8m, smarc-imx_v2018.03_4.14.78_1.0.0_ga, smarc-m6.0.1_2.1.0-ga, smarc-n7.1.2_2.0.0-ga, smarc-rel_imx_4.1.15_2.0.0_ga, smarc_8m-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8m-imx_v2019.04_4.19.35_1.1.0, smarc_8m_00d0-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8mm-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8mm-imx_v2019.04_4.19.35_1.1.0, smarc_8mm-imx_v2020.04_5.4.24_2.1.0, smarc_8mp_lf_v2020.04, smarc_8mq-imx_v2020.04_5.4.24_2.1.0, smarc_8mq_lf_v2020.04, ti-u-boot-2015.07, u-boot-2013.01.y, v2013.10, v2013.10-smarct33, v2013.10-smartmen, v2014.01, v2014.04, v2014.04-smarct33, v2014.04-smarct33-emmc, v2014.04-smartmen, v2014.07, v2014.07-smarct33, v2014.07-smartmen, v2015.07-smarct33, v2015.07-smarct33-emmc, v2015.07-smarct4x, v2016.05-dlt, v2016.05-smarct3x, v2016.05-smarct3x-emmc, v2016.05-smarct4x, v2017.01-smarct3x, v2017.01-smarct3x-emmc, v2017.01-smarct4x

doc: english polishing for README.sata 

according to gvb's suggestion, polishing for the doc.

Signed-off-by: Jerry Van Baren <gerald.vanbaren@ge.com>
Signed-off-by: Dave Liu <daveliu@freescale.com>

Showing 1 changed file with 12 additions and 12 deletions Side-by-side Diff

1 1 1. SATA usage in U-boot
2 2  
3   - Two ways to operate the hard disk
  3 + There are two ways to operate the hard disk
4 4  
5   - * Raw read/write block from/to SATA hard disk;
6   - * ext2load read file from ext2 filesytem in hard disk
  5 + * Read/write raw blocks from/to SATA hard disk
  6 + * ext2load to read a file from ext2 file system
7 7  
8   -1.0 How to know the information of SATA hard disk?
  8 +1.0 How to read the SATA hard disk's information?
9 9  
10 10 => sata info
11 11  
12 12  
13 13  
... ... @@ -14,11 +14,12 @@
14 14 Supports 48-bit addressing
15 15 Capacity: 305245.3 MB = 298.0 GB (625142448 x 512)
16 16  
17   -1.1 How to save the kernel, filesystem, dtb to SATA hard disk with raw?
  17 +1.1 How to raw write the kernel, file system, dtb to a SATA hard disk?
18 18  
19   - Notes: 0x1000 sectors = 2 MBytes
  19 + Notes: Hard disk sectors are normally 512 bytes, so
  20 + 0x1000 sectors = 2 MBytes
20 21  
21   - wirte kernel
  22 + write kernel
22 23 => tftp 40000 /tftpboot/uImage.837x
23 24 => sata write 40000 0 2000
24 25  
... ... @@ -30,7 +31,7 @@
30 31 => tftp 40000 /tftpboot/mpc837xemds.dtb
31 32 => sata write 40000 a000 1000
32 33  
33   -1.2 How to read the kernel, filesystem, dtb from SATA hard disk with raw?
  34 +1.2 How to raw read the kernel, file system, dtb from a SATA hard disk?
34 35  
35 36 load kernel
36 37 => sata read 200000 0 2000
37 38  
... ... @@ -44,11 +45,10 @@
44 45 boot
45 46 => bootm 200000 1000000 2000000
46 47  
47   -1.3 How to load image from ext2 filesystem in U-boot?
  48 +1.3 How to load an image from an ext2 file system in U-boot?
48 49  
49   - U-boot doesn't support ext2 write to hard disk, so
50   - you have to write the image to hard disk under Linux env,
51   - before you load image from ext2 filesystem.
  50 + U-boot doesn't support writing to an ext2 file system, so the
  51 + files must be written by other means (e.g. linux).
52 52  
53 53 => ext2ls sata 0:1 /
54 54 <DIR> 4096 .