7fc6e331d8
Added Region based Address Translation (RAT) module driver. Required by a few Texas Instruments SoCs to fucntion. Uses sys_mm_drv_page_phys_get() API with device_map() for address translation. Signed-off-by: L Lakshmanan <l-lakshmanan@ti.com>
67 lines
1.7 KiB
Plaintext
67 lines
1.7 KiB
Plaintext
# Copyright (c) 2021 Intel Corporation
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#
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# SPDX-License-Identifier: Apache-2.0
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menuconfig MM_DRV
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bool "Memory Management drivers [EXPERIMENTAL]"
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select EXPERIMENTAL
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select KERNEL_VM_SUPPORT
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help
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Include Memory Management drivers in system config
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if MM_DRV
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config MM_DRV_PAGE_SIZE
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hex "Memory Page Size"
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default 0x1000
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help
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Size of memory pages.
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config MM_DRV_INTEL_ADSP_TLB_REMAP_UNUSED_RAM
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bool "Power off unused RAM"
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help
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Allows TLB driver to remap unused RAM - unused
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being defined as memory ranging from linker script
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defined "unused_l2_sram_start_marke" to end of RAM.
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Note that unused memory will be powered off by
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default. Disable this option if dynamically
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managing memory, such as by usinga heap allocator.
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config MM_DRV_INTEL_ADSP_MTL_TLB
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bool "Intel Audio DSP TLB Driver for Meteor Lake"
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default y
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depends on DT_HAS_INTEL_ADSP_MTL_TLB_ENABLED
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imply SYS_MEM_BLOCKS
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help
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Driver for the translation lookup buffer on
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Intel Audio DSP hardware (Meteor Lake).
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config MM_DRV_INTEL_ADSP_TLB
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bool "Intel Audio DSP TLB Driver"
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default y
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depends on DT_HAS_INTEL_ADSP_TLB_ENABLED
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help
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Driver for the translation lookup buffer on
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Intel Audio DSP hardware.
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config EXTERNAL_ADDRESS_TRANSLATION
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bool "Support for external address translation modules"
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depends on !MMU
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help
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This config is intended to support an external address
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translation module if required for an SoC. Uses the
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sys_mm_drv_page_phys_get() function from the system_mm API.
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if EXTERNAL_ADDRESS_TRANSLATION
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config MM_TI_RAT
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bool "Texas Instruments RAT module"
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depends on EXTERNAL_ADDRESS_TRANSLATION
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help
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Enables Region based address translation support
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functions specific to TI SoCs.
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endif # EXTERNAL_ADDRESS_TRANSLATION
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endif # MM_DRV
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