| /linux-6.12.1/Documentation/arch/x86/ |
| D | pat.rst | 159 For example: If there is an existing uncached mapping, a new ioremap_wc can
160 return uncached mapping in place of write-combine requested.
182 uncached-minus @ 0x7fadf000-0x7fae0000
183 uncached-minus @ 0x7fb19000-0x7fb1a000
184 uncached-minus @ 0x7fb1a000-0x7fb1b000
185 uncached-minus @ 0x7fb1b000-0x7fb1c000
186 uncached-minus @ 0x7fb1c000-0x7fb1d000
187 uncached-minus @ 0x7fb1d000-0x7fb1e000
188 uncached-minus @ 0x7fb1e000-0x7fb25000
189 uncached-minus @ 0x7fb25000-0x7fb26000
[all …]
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| /linux-6.12.1/Documentation/arch/arm/ |
| D | swp_emulation.rst | 23 when accessing uncached shared regions, LDREX/STREX rely on an external
26 cause programs that perform SWP operations to uncached memory to deadlock, as
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| /linux-6.12.1/sound/hda/ |
| D | hdac_regmap.c | 467 unsigned int *val, bool uncached) in reg_raw_read() argument
472 if (uncached || !codec->regmap) in reg_raw_read()
482 bool uncached) in __snd_hdac_regmap_read_raw() argument
484 return CALL_RAW_FUNC(codec, reg_raw_read(codec, reg, val, uncached)); in __snd_hdac_regmap_read_raw()
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| /linux-6.12.1/drivers/scsi/esas2r/ |
| D | esas2r_init.c | 373 a->uncached = dma_alloc_coherent(&pcid->dev, in esas2r_init_adapter()
377 if (a->uncached == NULL) { in esas2r_init_adapter()
389 a->uncached, in esas2r_init_adapter()
392 memset(a->uncached, 0, a->uncached_size); in esas2r_init_adapter()
393 next_uncached = a->uncached; in esas2r_init_adapter()
586 if (a->uncached) { in esas2r_kill_adapter()
589 a->uncached, in esas2r_kill_adapter()
591 a->uncached = NULL; in esas2r_kill_adapter()
1055 ((u8 *)a->outbound_copy - a->uncached); in esas2r_check_adapter()
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| D | esas2r_flash.c | 1316 a->uncached_phys + (u64)((u8 *)n - a->uncached)); in esas2r_nvram_write()
1322 + (u64)((u8 *)n - a->uncached)); in esas2r_nvram_write()
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| D | esas2r_disc.c | 1039 + (u64)((u8 *)a->disc_buffer - a->uncached); in esas2r_disc_get_phys_addr()
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| D | esas2r.h | 867 u8 *uncached; member
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| /linux-6.12.1/Documentation/filesystems/ |
| D | fuse-io.rst | 32 uncached, but fully written pages). No READ requests are ever sent for writes,
33 so when an uncached page is partially written, the page is discarded.
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| D | path-lookup.txt | 318 * NULL dentry (ie. any uncached path element)
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| /linux-6.12.1/arch/mips/lib/ |
| D | Makefile | 8 strnlen_user.o uncached.o
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| /linux-6.12.1/drivers/gpu/drm/nouveau/include/nvif/ |
| D | if0008.h | 33 __u8 uncached; member
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| /linux-6.12.1/arch/sh/mm/ |
| D | Makefile | 42 obj-$(CONFIG_UNCACHED_MAPPING) += uncached.o
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| /linux-6.12.1/Documentation/arch/xtensa/ |
| D | mmu.rst | 114 256MB cached + 256MB uncached layout::
158 512MB cached + 512MB uncached layout::
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| /linux-6.12.1/Documentation/arch/loongarch/ |
| D | introduction.rst | 316 KPRANGE1, PA is equal to VA with bit30~31 cleared. For example, the uncached
337 is configured by bits 60~61 in VA: 0 is for strongly-ordered uncached, 1 is
338 for coherent cached, and 2 is for weakly-ordered uncached.
342 To put this in action: the strongly-ordered uncached direct-mapped VA (in
345 and the weakly-ordered uncached direct-mapped VA (in XKPRANGE) of 0x00000000
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| /linux-6.12.1/drivers/gpu/drm/nouveau/nvif/ |
| D | mmu.c | 111 if (args.uncached) mmu->type[i].type |= NVIF_MEM_UNCACHED; in nvif_mmu_ctor()
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| /linux-6.12.1/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ |
| D | ummu.c | 98 args->v0.uncached = !!(type & NVKM_MEM_UNCACHED); in nvkm_ummu_type()
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| /linux-6.12.1/drivers/media/pci/ivtv/ |
| D | Kconfig | 76 PAT-enabled systems but the framebuffer memory will be uncached.
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| /linux-6.12.1/drivers/gpu/drm/amd/amdgpu/ |
| D | gmc_v9_0.c | 1132 bool uncached = bo->flags & AMDGPU_GEM_CREATE_UNCACHED; in gmc_v9_0_get_coherence_flags() local
1145 if (uncached) in gmc_v9_0_get_coherence_flags()
1161 if (uncached || coherent) in gmc_v9_0_get_coherence_flags()
1169 if (uncached || coherent) in gmc_v9_0_get_coherence_flags()
1202 if (uncached) { in gmc_v9_0_get_coherence_flags()
1223 if (uncached || coherent) in gmc_v9_0_get_coherence_flags()
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| D | amdgpu_vm.c | 1158 bool uncached; in amdgpu_vm_bo_update() local
1212 uncached = (bo->flags & AMDGPU_GEM_CREATE_UNCACHED) != 0; in amdgpu_vm_bo_update()
1216 uncached = false; in amdgpu_vm_bo_update()
1249 !uncached, &sync, mapping->start, in amdgpu_vm_bo_update()
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| /linux-6.12.1/kernel/dma/ |
| D | Kconfig | 43 # DMA_ATTR_WRITE_COMBINE. Normally the "uncached" mapping should be what
129 # The only thing that is really required is a way to set an uncached bit
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| /linux-6.12.1/arch/xtensa/ |
| D | Kconfig | 749 bool "MMUv2: 128MB cached + 128MB uncached"
757 bool "256MB cached + 256MB uncached"
765 bool "512MB cached + 512MB uncached"
782 at 0xd0000000 (cached) and 0xd8000000 (uncached).
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| /linux-6.12.1/Documentation/driver-api/usb/ |
| D | dma.rst | 69 On most systems the memory returned will be uncached, because the
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| /linux-6.12.1/arch/arm/mm/ |
| D | Kconfig | 737 NOTE: when accessing uncached shared regions, LDREX/STREX rely
741 perform SWP operations to uncached memory to deadlock.
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| /linux-6.12.1/arch/mips/ |
| D | Kconfig | 1110 # Attribute bits. It is believed that the uncached access through
1111 # KSEG1 and the implementation specific "uncached accelerated" used
2521 # by a load instruction to an uncached address to empty the response buffer."
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| /linux-6.12.1/arch/ |
| D | Kconfig | 305 # either provide an uncached segment alias for a DMA allocation, or
313 # to undo an in-place page table remap for uncached access.
|