CONFIG_ZONE_DMA32: Support DMA32 zone

General informations

The Linux kernel configuration item CONFIG_ZONE_DMA32 has multiple definitions:

Support DMA32 zone found in mm/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt: Support DMA32 zone
• type: bool
• depends on: ( CONFIG_ARCH_HAS_ZONE_DMA_SET ) && (! CONFIG_X86_32 ) && ( CONFIG_ARM64 )
• defined in mm/Kconfig
• found in Linux kernels: 5.14–5.19, 6.0–6.12

Help text

(none)

Support DMA32 zone found in arch/arm64/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt: Support DMA32 zone
• type: bool
• depends on: CONFIG_EXPERT
• defined in arch/arm64/Kconfig
• found in Linux kernels: 5.3–5.13

Help text

(none)

found in arch/x86/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: CONFIG_X86_64
• defined in arch/x86/Kconfig
• found in Linux kernels: 2.6.24–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.13

Help text

(none)

found in arch/riscv/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: CONFIG_64BIT
• defined in arch/riscv/Kconfig
• found in Linux kernels: 4.16–4.20, 5.0–5.13

Help text

(none)

found in arch/mips/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: (none)
• defined in arch/mips/Kconfig
• found in Linux kernels: 2.6.24–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.13

Help text

(none)

found in arch/ia64/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: (none)
• defined in arch/ia64/Kconfig
• found in Linux kernels: 4.16–4.20, 5.0–5.13

Help text

(none)

found in arch/arm64/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: (none)
• defined in arch/arm64/Kconfig
• found in Linux kernels: 3.7–3.14, 4.16–4.20, 5.0–5.2

Help text

(none)

found in arch/powerpc/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: CONFIG_PPC64
• defined in arch/powerpc/Kconfig
• found in Linux kernels: 3.18–3.19, 4.0–4.20

Help text

(none)

found in arch/tile/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: (none)
• defined in arch/tile/Kconfig
• found in Linux kernels: 4.16

Help text

(none)

found in arch/x86_64/Kconfig

The configuration item CONFIG_ZONE_DMA32:

• prompt:
• type: bool
• depends on: (none)
• defined in arch/x86_64/Kconfig
• found in Linux kernels: 2.6.19–2.6.23

Help text

(none)

Hardware

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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