CONFIG_POWER4_ONLY: Optimize for POWER4

General informations

The Linux kernel configuration item CONFIG_POWER4_ONLY has multiple definitions:

Optimize for POWER4 found in arch/powerpc/platforms/Kconfig.cputype

The configuration item CONFIG_POWER4_ONLY:

• prompt: Optimize for POWER4
• type: bool
• depends on: CONFIG_PPC64 && CONFIG_PPC_BOOK3S
• defined in arch/powerpc/platforms/Kconfig.cputype
• found in Linux kernels: 2.6.23–2.6.39, 3.0–3.4

Help text

Cause the compiler to optimize for POWER4/POWER5/PPC970 processors. The resulting binary will not work on POWER3 or RS64 processors when compiled with binutils 2.15 or later.

Optimize for POWER4 found in arch/powerpc/Kconfig

The configuration item CONFIG_POWER4_ONLY:

• prompt: Optimize for POWER4
• type: bool
• depends on: CONFIG_PPC64
• defined in arch/powerpc/Kconfig
• found in Linux kernels: 2.6.15–2.6.22

Help text

Cause the compiler to optimize for POWER4/POWER5/PPC970 processors. The resulting binary will not work on POWER3 or RS64 processors when compiled with binutils 2.15 or later.

Optimize for POWER4 found in arch/ppc64/Kconfig

The configuration item CONFIG_POWER4_ONLY:

• prompt: Optimize for POWER4
• type: bool
• depends on: (none)
• defined in arch/ppc64/Kconfig
• found in Linux kernels: 2.6.2–2.6.14

Help text

Cause the compiler to optimize for POWER4 processors. The resulting binary will not work on POWER3 or RS64 processors when compiled with binutils 2.15 or later.

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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