CONFIG_QCOM_TZMEM_MODE_SHMBRIDGE: SHM Bridge

General informations

The Linux kernel configuration item CONFIG_QCOM_TZMEM_MODE_SHMBRIDGE:

• prompt: SHM Bridge
• type: bool
• depends on: (none)
• defined in drivers/firmware/qcom/Kconfig
• found in Linux kernels: 6.11–6.12, 6.13-rc+HEAD

Help text

Use Qualcomm Shared Memory Bridge. The memory has the same alignment as in the 'Generic' allocator but is also explicitly marked as an SHM Bridge buffer.

With this selected, all buffers passed to the TrustZone must be allocated using the TZMem allocator or else the TrustZone will refuse to use them.

Hardware

LKDDb

Raw data from LKDDb:

• (none)

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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