From d2b3961fdc951f2dbbec22c7dce68fc0337112cc Mon Sep 17 00:00:00 2001 From: Evgeny Zinoviev Date: Fri, 20 Mar 2020 02:57:00 +0300 Subject: Documentation: Use correct KiB/MiB units instead of KB/MB Fix a common mistake of using KB/MB where KiB/MiB is what actually is meant. 1 MB = (10^3)^2 = 1000000 1 MiB = (2^10)^2 = 1048576 Change-Id: I78327652b6c6526318071a9d4bafd7ec279ea614 Signed-off-by: Evgeny Zinoviev Reviewed-on: https://review.coreboot.org/c/coreboot/+/39685 Reviewed-by: Angel Pons Tested-by: build bot (Jenkins) --- Documentation/mainboard/lenovo/montevina_series.md | 12 ++++++------ Documentation/mainboard/lenovo/t440p.md | 8 ++++---- 2 files changed, 10 insertions(+), 10 deletions(-) (limited to 'Documentation/mainboard/lenovo') diff --git a/Documentation/mainboard/lenovo/montevina_series.md b/Documentation/mainboard/lenovo/montevina_series.md index b513c97e9b..f3aca04adf 100644 --- a/Documentation/mainboard/lenovo/montevina_series.md +++ b/Documentation/mainboard/lenovo/montevina_series.md @@ -53,7 +53,7 @@ the `new_layout.txt` file: ```eval_rst +---------------------------+---------------------------+---------------------------+ -| 4 MB chip | 8 MB chip | 16 MB chip | +| 4 MiB chip | 8 MiB chip | 16 MiB chip | +===========================+===========================+===========================+ | .. code-block:: none | .. code-block:: none | .. code-block:: none | | | | | @@ -97,12 +97,12 @@ $ cd util/bincfg $ make ``` -If your flash is not 8 MB, you need to change values of `flcomp_density1` and +If your flash is not 8 MiB, you need to change values of `flcomp_density1` and `flreg1_limit` in the `ifd-x200.set` file according to following table: ```eval_rst +-----------------+-------+-------+--------+ -| | 4 MB | 8 MB | 16 MB | +| | 4 MiB | 8 MiB | 16 MiB | +=================+=======+=======+========+ | flcomp_density1 | 0x3 | 0x4 | 0x5 | +-----------------+-------+-------+--------+ @@ -123,7 +123,7 @@ to flash descriptor and gbe dump. ``` Mainboard ---> ROM chip size (8192 KB (8 MB)) # According to your chip - (0x7fd000) Size of CBFS filesystem in ROM # or 0x3fd000 for 4 MB chip / 0x1ffd000 for 16 MB chip + (0x7fd000) Size of CBFS filesystem in ROM # or 0x3fd000 for 4 MiB chip / 0x1ffd000 for 16 MiB chip Chipset ---> [*] Add Intel descriptor.bin file @@ -142,7 +142,7 @@ The flash layouts of the OEM firmware are as follows: ```eval_rst +---------------------------------+---------------------------------+ -| 4 MB chip | 8 MB chip | +| 4 MiB chip | 8 MiB chip | +=================================+=================================+ | .. code-block:: none | .. code-block:: none | | | | @@ -159,6 +159,6 @@ The flash layouts of the OEM firmware are as follows: On each boot of vendor BIOS `ec` area in flash is checked for having firmware there, and if there is one, it proceedes to update firmware on H8S/2116 (when both external power and main battery are attached). Once update is performed, -first 64 KB of `ec` area is erased. Visit +first 64 KiB of `ec` area is erased. Visit [thinkpad-ec repository](https://github.com/hamishcoleman/thinkpad-ec) to learn more about how to extract EC firmware from vendor updates. diff --git a/Documentation/mainboard/lenovo/t440p.md b/Documentation/mainboard/lenovo/t440p.md index f364f07784..f939fdd783 100644 --- a/Documentation/mainboard/lenovo/t440p.md +++ b/Documentation/mainboard/lenovo/t440p.md @@ -8,15 +8,15 @@ Please see [mrc.bin](../../northbridge/intel/haswell/mrc.bin). ## Flashing instructions -T440p has two flash chips, an 8MB W25Q64FV and a 4MB W25Q32FV. To flash +T440p has two flash chips, an 8 MiB W25Q64FV and a 4 MiB W25Q32FV. To flash coreboot, you just need to remove the big door according to the T440 -[Hardware Maintenance Manual] and flash the 4MB chip. +[Hardware Maintenance Manual] and flash the 4 MiB chip. ![T440p flash chip](t440p_flash_chip.jpg) -To access the 8MB chip, you need to remove the base cover. +To access the 8 MiB chip, you need to remove the base cover. -![T440p 8MB flash chip](t440p_all_flash_chips.jpg) +![T440p 8 MiB flash chip](t440p_all_flash_chips.jpg) The flash layout of the OEM firmware is as follows: -- cgit v1.2.3