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sadik-smdjeevantelukula
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fix(boot_time): Update boot time measurement values.
Update the 11.01.16.13 based boot time values for AM62PX device.Remove the dma configuration for SBL as it is enabled by default. Signed-off-by: sadik <[email protected]>
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source/images/SBL_enable_dma.png

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source/linux/How_to_Guides/Target/How_to_boot_quickly.rst

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@@ -214,12 +214,6 @@ Secondary Boot Loader (SBL)
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.. Image:: /images/SBL_enable_ospi_phy_skip.png
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:align: center
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- Enabling DMA in the bootloader
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Open the relevant example's syscfg and navigate to the `Bootloader` section and click on **Enable DMA** if not enabled by default.
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.. Image:: /images/SBL_enable_dma.png
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:align: center
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.. ifconfig:: CONFIG_part_variant in ('AM62PX')
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@@ -601,25 +595,25 @@ To measure the instance when the filesystem starts, navigate to :file:`init/main
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.. code-block:: console
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[2025-07-10 17:37:54.176] NOTICE: BL31: v2.13.0(release):v2.13.0-240-gd90bb650fe-dirty
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[2025-07-10 17:37:41.176] NOTICE: BL31: Built : 21:37:18, Jun 23 2025
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[2025-07-10 17:37:42.972]
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[2025-07-10 17:37:42.972] am62xx-evm login:
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[2025-10-08 15:25:02.847] NOTICE: BL31: v2.13.0(release):v2.13.0-259-ge0c4d3903
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[2025-10-08 15:25:02.847] NOTICE: BL31: Built : 17:07:22, Oct 7 2025
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[2025-10-08 15:25:03.567]
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[2025-10-08 15:25:03.567] am62xx-evm login:
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+-----------------+-----------+
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| Stage | Time (ms) |
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+=================+===========+
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| PMIC (TPS65224) | 15 |
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+-----------------+-----------+
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| ROM | 30 |
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| ROM | 31 |
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+-----------------+-----------+
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| SBL | 186 |
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| SBL | 200 |
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+-----------------+-----------+
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| Linux Kernel | 548 |
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| Linux Kernel | 530 |
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+-----------------+-----------+
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| Tiny FS | 248 |
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| Tiny FS | 188 |
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+-----------------+-----------+
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| Total | 1027 |
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| Total | 964 |
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+-----------------+-----------+
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Bootloader loads HSM binary (9KB), MCU/DSP image (50KB) and Kernel+FS image (22MB) in the above measurements

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