1# SPDX-License-Identifier: GPL-2.0 2 3menuconfig CACHEMAINT_FOR_DMA 4 bool "Cache management for noncoherent DMA" 5 depends on RISCV 6 default y 7 help 8 These drivers implement support for noncoherent DMA master devices 9 on platforms that lack the standard CPU interfaces for this. 10 11if CACHEMAINT_FOR_DMA 12 13config AX45MP_L2_CACHE 14 bool "Andes Technology AX45MP L2 Cache controller" 15 select RISCV_NONSTANDARD_CACHE_OPS 16 help 17 Support for the L2 cache controller on Andes Technology AX45MP platforms. 18 19config SIFIVE_CCACHE 20 bool "Sifive Composable Cache controller" 21 depends on ARCH_SIFIVE || ARCH_STARFIVE 22 help 23 Support for the composable cache controller on SiFive platforms. 24 25config STARFIVE_STARLINK_CACHE 26 bool "StarFive StarLink Cache controller" 27 depends on ARCH_STARFIVE 28 depends on 64BIT 29 select RISCV_DMA_NONCOHERENT 30 select RISCV_NONSTANDARD_CACHE_OPS 31 help 32 Support for the StarLink cache controller IP from StarFive. 33 34endif #CACHEMAINT_FOR_DMA 35 36menuconfig CACHEMAINT_FOR_HOTPLUG 37 bool "Cache management for memory hot plug like operations" 38 depends on GENERIC_CPU_CACHE_MAINTENANCE 39 help 40 These drivers implement cache management for flows where it is necessary 41 to flush data from all host caches. 42 43if CACHEMAINT_FOR_HOTPLUG 44 45config HISI_SOC_HHA 46 tristate "HiSilicon Hydra Home Agent (HHA) device driver" 47 depends on (ARM64 && ACPI) || COMPILE_TEST 48 help 49 The Hydra Home Agent (HHA) is responsible for cache coherency 50 on the SoC. This drivers enables the cache maintenance functions of 51 the HHA. 52 53 This driver can be built as a module. If so, the module will be 54 called hisi_soc_hha. 55 56endif #CACHEMAINT_FOR_HOTPLUG 57