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CONFIG_SH_OCRAM: Operand Cache RAM (OCRAM) support

General informations

The Linux kernel configuration item CONFIG_SH_OCRAM has multiple definitions:

Operand Cache RAM (OCRAM) support found in arch/sh/Kconfig

The configuration item CONFIG_SH_OCRAM:

• prompt: Operand Cache RAM (OCRAM) support
• type: bool
• depends on: (none)
• defined in arch/sh/Kconfig
• found in Linux kernels: 2.6.0–2.6.15

Help text

Selecting this option will automatically tear down the number of sets in the dcache by half, which in turn exposes a memory range.

The addresses for the OC RAM base will vary according to the processor version. Consult vendor documentation for specifics.

If unsure, say N.

Operand Cache RAM (OCRAM) support found in arch/sh/mm/Kconfig

The configuration item CONFIG_SH_OCRAM:

• prompt: Operand Cache RAM (OCRAM) support
• type: bool
• depends on: (none)
• defined in arch/sh/mm/Kconfig
• found in Linux kernels: 2.6.16–2.6.22

Help text

Selecting this option will automatically tear down the number of sets in the dcache by half, which in turn exposes a memory range.

The addresses for the OC RAM base will vary according to the processor version. Consult vendor documentation for specifics.

If unsure, say N.

Hardware

LKDDb

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Sources

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The data is retrived from:

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• Linux Kernel Driver DataBase (LKDDb)

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