CONFIG_SHMOBILE_IOMMU: IOMMU for Renesas IPMMU/IPMMUI

General informations

The Linux kernel configuration item CONFIG_SHMOBILE_IOMMU:

• prompt: IOMMU for Renesas IPMMU/IPMMUI
• type: bool
• depends on: ( CONFIG_ARM && CONFIG_MMU ) && ( CONFIG_ARCH_SHMOBILE || CONFIG_COMPILE_TEST )
• defined in drivers/iommu/Kconfig
• found in Linux kernels: 3.9–3.19, 4.0–4.4

Help text

Support for Renesas IPMMU/IPMMUI. This option enables remapping of DMA memory accesses from all of the IP blocks on the ICB.

Warning: Drivers (including userspace drivers of UIO devices) of the IP blocks on the ICB *must* use addresses allocated from the IPMMU (iova) for DMA with this option enabled.

If unsure, say N.

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)

Automatic links from Google (and ads)

Custom Search

Popular queries: