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CONFIG_FB_SH_MOBILE_MERAM: SuperH Mobile MERAM read ahead support

General informations

The Linux kernel configuration item CONFIG_FB_SH_MOBILE_MERAM has multiple definitions:

SuperH Mobile MERAM read ahead support for LCDC found in drivers/video/Kconfig

The configuration item CONFIG_FB_SH_MOBILE_MERAM:

Help text

Enable MERAM support for the SH-Mobile LCD controller.

This will allow for caching of the framebuffer to provide more reliable access under heavy main memory bus traffic situations. Up to 4 memory channels can be configured, allowing 4 RGB or 2 YCbCr framebuffers to be configured.

SuperH Mobile MERAM read ahead support found in drivers/video/Kconfig

The configuration item CONFIG_FB_SH_MOBILE_MERAM:

Help text

Enable MERAM support for the SuperH controller.

This will allow for caching of the framebuffer to provide more reliable access under heavy main memory bus traffic situations. Up to 4 memory channels can be configured, allowing 4 RGB or 2 YCbCr framebuffers to be configured.

SuperH Mobile MERAM read ahead support found in drivers/video/fbdev/Kconfig

The configuration item CONFIG_FB_SH_MOBILE_MERAM:

Help text

Enable MERAM support for the SuperH controller.

This will allow for caching of the framebuffer to provide more reliable access under heavy main memory bus traffic situations. Up to 4 memory channels can be configured, allowing 4 RGB or 2 YCbCr framebuffers to be configured.

Hardware

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