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Searched refs:dcache (Results 1 – 25 of 100) sorted by relevance

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/openbmc/linux/arch/mips/mm/
H A Dc-octeon.c189 c->dcache.linesz = 128; in probe_octeon()
191 c->dcache.sets = 2; /* CN5XXX has two Dcache sets */ in probe_octeon()
193 c->dcache.sets = 1; /* CN3XXX has one Dcache set */ in probe_octeon()
194 c->dcache.ways = 64; in probe_octeon()
196 c->dcache.sets * c->dcache.ways * c->dcache.linesz; in probe_octeon()
197 c->dcache.waybit = ffs(dcache_size / c->dcache.ways) - 1; in probe_octeon()
208 c->dcache.linesz = 128; in probe_octeon()
209 c->dcache.ways = 32; in probe_octeon()
210 c->dcache.sets = 8; in probe_octeon()
211 dcache_size = c->dcache.sets * c->dcache.ways * c->dcache.linesz; in probe_octeon()
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H A Dc-r4k.c1014 c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); in probe_pcache()
1015 c->dcache.ways = 2; in probe_pcache()
1016 c->dcache.waybit= __ffs(dcache_size/2); in probe_pcache()
1028 c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); in probe_pcache()
1029 c->dcache.ways = 2; in probe_pcache()
1030 c->dcache.waybit = 0; in probe_pcache()
1042 c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); in probe_pcache()
1043 c->dcache.ways = 4; in probe_pcache()
1044 c->dcache.waybit = 0; in probe_pcache()
1063 c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); in probe_pcache()
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/openbmc/linux/arch/sh/kernel/cpu/sh2/
H A Dprobe.c34 boot_cpu_data.dcache.ways = 4; in cpu_probe()
35 boot_cpu_data.dcache.way_incr = (1<<12); in cpu_probe()
36 boot_cpu_data.dcache.sets = 256; in cpu_probe()
37 boot_cpu_data.dcache.entry_shift = 4; in cpu_probe()
38 boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; in cpu_probe()
39 boot_cpu_data.dcache.flags = 0; in cpu_probe()
56 boot_cpu_data.dcache.ways = 1; in cpu_probe()
57 boot_cpu_data.dcache.sets = 256; in cpu_probe()
58 boot_cpu_data.dcache.entry_shift = 5; in cpu_probe()
59 boot_cpu_data.dcache.linesz = 32; in cpu_probe()
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/openbmc/linux/arch/sh/kernel/cpu/sh3/
H A Dprobe.c50 boot_cpu_data.dcache.ways = 4; in cpu_probe()
51 boot_cpu_data.dcache.entry_shift = 4; in cpu_probe()
52 boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; in cpu_probe()
53 boot_cpu_data.dcache.flags = 0; in cpu_probe()
60 boot_cpu_data.dcache.way_incr = (1 << 11); in cpu_probe()
61 boot_cpu_data.dcache.entry_mask = 0x7f0; in cpu_probe()
62 boot_cpu_data.dcache.sets = 128; in cpu_probe()
67 boot_cpu_data.dcache.way_incr = (1 << 12); in cpu_probe()
68 boot_cpu_data.dcache.entry_mask = 0xff0; in cpu_probe()
69 boot_cpu_data.dcache.sets = 256; in cpu_probe()
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/openbmc/linux/arch/sh/kernel/cpu/
H A Dinit.c128 waysize = current_cpu_data.dcache.sets; in cache_init()
139 waysize <<= current_cpu_data.dcache.entry_shift; in cache_init()
147 ways = current_cpu_data.dcache.ways; in cache_init()
155 addr += current_cpu_data.dcache.linesz) in cache_init()
158 addrstart += current_cpu_data.dcache.way_incr; in cache_init()
170 if (current_cpu_data.dcache.ways > 1) in cache_init()
204 l1d_cache_shape = CACHE_DESC_SHAPE(current_cpu_data.dcache); in detect_cache_shape()
206 if (current_cpu_data.dcache.flags & SH_CACHE_COMBINED) in detect_cache_shape()
313 current_cpu_data.dcache.entry_mask = current_cpu_data.dcache.way_incr - in cpu_init()
314 current_cpu_data.dcache.linesz; in cpu_init()
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/openbmc/linux/arch/sh/kernel/cpu/sh4/
H A Dprobe.c44 boot_cpu_data.dcache.way_incr = (1 << 14); in cpu_probe()
45 boot_cpu_data.dcache.entry_shift = 5; in cpu_probe()
46 boot_cpu_data.dcache.sets = 512; in cpu_probe()
47 boot_cpu_data.dcache.ways = 1; in cpu_probe()
48 boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; in cpu_probe()
68 boot_cpu_data.dcache.ways = 4; in cpu_probe()
172 boot_cpu_data.dcache.ways = 2; in cpu_probe()
177 boot_cpu_data.dcache.ways = 2; in cpu_probe()
193 boot_cpu_data.dcache.ways = 2; in cpu_probe()
210 if (boot_cpu_data.dcache.ways > 1) { in cpu_probe()
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/openbmc/linux/arch/sh/mm/
H A Dcache-sh7705.c35 ways = current_cpu_data.dcache.ways; in cache_wback_all()
36 waysize = current_cpu_data.dcache.sets; in cache_wback_all()
37 waysize <<= current_cpu_data.dcache.entry_shift; in cache_wback_all()
46 addr += current_cpu_data.dcache.linesz) { in cache_wback_all()
57 addrstart += current_cpu_data.dcache.way_incr; in cache_wback_all()
103 ways = current_cpu_data.dcache.ways; in __flush_dcache_page()
104 waysize = current_cpu_data.dcache.sets; in __flush_dcache_page()
105 waysize <<= current_cpu_data.dcache.entry_shift; in __flush_dcache_page()
114 addr += current_cpu_data.dcache.linesz) { in __flush_dcache_page()
124 addrstart += current_cpu_data.dcache.way_incr; in __flush_dcache_page()
H A Dcache.c66 if (boot_cpu_data.dcache.n_aliases && folio_mapped(folio) && in copy_to_user_page()
73 if (boot_cpu_data.dcache.n_aliases) in copy_to_user_page()
87 if (boot_cpu_data.dcache.n_aliases && page_mapcount(page) && in copy_from_user_page()
94 if (boot_cpu_data.dcache.n_aliases) in copy_from_user_page()
107 if (boot_cpu_data.dcache.n_aliases && folio_mapped(src) && in copy_user_highpage()
146 if (!boot_cpu_data.dcache.n_aliases) in __update_cache()
164 if (boot_cpu_data.dcache.n_aliases && folio_mapped(folio) && in __flush_anon_page()
186 if (boot_cpu_data.dcache.n_aliases == 0) in flush_cache_mm()
194 if (boot_cpu_data.dcache.n_aliases == 0) in flush_cache_dup_mm()
276 boot_cpu_data.dcache.ways, in emit_cache_params()
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H A Dcache-sh4.c164 (current_cpu_data.dcache.sets << in flush_dcache_all()
165 current_cpu_data.dcache.entry_shift) * in flush_dcache_all()
166 current_cpu_data.dcache.ways; in flush_dcache_all()
168 entry_offset = 1 << current_cpu_data.dcache.entry_shift; in flush_dcache_all()
248 map_coherent = (current_cpu_data.dcache.n_aliases && in sh4_flush_cache_page()
299 if (boot_cpu_data.dcache.n_aliases == 0) in sh4_flush_cache_range()
327 struct cache_info *dcache; in __flush_cache_one() local
332 dcache = &boot_cpu_data.dcache; in __flush_cache_one()
334 way_count = dcache->ways; in __flush_cache_one()
335 way_incr = dcache->way_incr; in __flush_cache_one()
H A Dcache-sh3.c44 for (j = 0; j < current_cpu_data.dcache.ways; j++) { in sh3__flush_wback_region()
48 addr = addrstart | (v & current_cpu_data.dcache.entry_mask); in sh3__flush_wback_region()
60 addrstart += current_cpu_data.dcache.way_incr; in sh3__flush_wback_region()
85 (v & current_cpu_data.dcache.entry_mask) | SH_CACHE_ASSOC; in sh3__flush_purge_region()
H A Dcache-shx3.c27 if (boot_cpu_data.dcache.n_aliases || boot_cpu_data.icache.n_aliases) { in shx3_cache_init()
31 boot_cpu_data.dcache.n_aliases = 0; in shx3_cache_init()
H A Dcache-sh2a.c60 nr_ways = current_cpu_data.dcache.ways; in sh2a__flush_wback_region()
68 end = begin + (nr_ways * current_cpu_data.dcache.way_size); in sh2a__flush_wback_region()
107 int nr_ways = current_cpu_data.dcache.ways; in sh2a__flush_purge_region()
/openbmc/linux/arch/sh/kernel/cpu/sh2a/
H A Dprobe.c43 boot_cpu_data.dcache.ways = 4; in cpu_probe()
44 boot_cpu_data.dcache.way_incr = (1 << 11); in cpu_probe()
45 boot_cpu_data.dcache.sets = 128; in cpu_probe()
46 boot_cpu_data.dcache.entry_shift = 4; in cpu_probe()
47 boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; in cpu_probe()
48 boot_cpu_data.dcache.flags = 0; in cpu_probe()
56 boot_cpu_data.icache = boot_cpu_data.dcache; in cpu_probe()
/openbmc/linux/arch/mips/include/asm/
H A Dr4kcache.h240 __BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16, )
243 __BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32, )
247 __BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 64, )
250 __BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 128, )
254 __BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16, )
255 __BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32, )
273 __BUILD_BLAST_USER_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D,
276 __BUILD_BLAST_USER_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D,
279 __BUILD_BLAST_USER_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D,
300 __BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_, )
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/openbmc/u-boot/doc/device-tree-bindings/cpu/
H A Dnios2.txt15 - dcache-line-size: Contains data cache line size.
17 - dcache-size: Contains data cache size.
38 dcache-line-size = <32>;
40 dcache-size = <32768>;
/openbmc/qemu/pc-bios/
H A Dpetalogix-ml605.dts52 xlnx,allow-dcache-wr = < 0x01 >;
61 xlnx,dcache-addr-tag = < 0x11 >;
62 xlnx,dcache-always-used = < 0x01 >;
63 xlnx,dcache-byte-size = < 0x800 >;
64 xlnx,dcache-data-width = < 0x00 >;
65 xlnx,dcache-force-tag-lutram = < 0x00 >;
66 xlnx,dcache-interface = < 0x01 >;
67 xlnx,dcache-line-len = < 0x08 >;
68 xlnx,dcache-use-fsl = < 0x00 >;
69 xlnx,dcache-use-writeback = < 0x01 >;
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H A Dpetalogix-s3adsp1800.dts47 xlnx,allow-dcache-wr = <0x01>;
55 xlnx,dcache-addr-tag = <0x10>;
56 xlnx,dcache-always-used = <0x00>;
57 xlnx,dcache-byte-size = <0x800>;
58 xlnx,dcache-line-len = <0x04>;
59 xlnx,dcache-use-fsl = <0x01>;
96 xlnx,use-dcache = <0x01>;
/openbmc/linux/Documentation/devicetree/bindings/nios2/
H A Dnios2.txt17 - dcache-line-size: Contains data cache line size.
19 - dcache-size: Contains data cache size.
46 dcache-line-size = <32>;
48 dcache-size = <32768>;
/openbmc/linux/arch/mips/kernel/
H A Dcacheinfo.c30 if (c->dcache.waysize) in init_cache_level()
87 populate_cache(dcache, this_leaf, level, CACHE_TYPE_DATA); in populate_cache_leaves()
92 populate_cache(dcache, this_leaf, level, CACHE_TYPE_UNIFIED); in populate_cache_leaves()
/openbmc/linux/Documentation/filesystems/nfs/
H A Dexporting.rst34 The dcache normally contains a proper prefix of any given filesystem
35 tree. This means that if any filesystem object is in the dcache, then
36 all of the ancestors of that filesystem object are also in the dcache.
41 However when objects are included into the dcache by interpreting a
44 the dcache that are not needed for normal filesystem access.
46 1. The dcache must sometimes contain objects that are not part of the
48 2. The dcache must be prepared for a newly found (via ->lookup) directory
52 it is a dcache invariant that directories only have one dentry.
54 To implement these features, the dcache has:
62 kept in the dcache. If a dentry that is not already in the dcache
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/openbmc/u-boot/common/
H A Dbootm_os.c345 int dcache; in do_bootm_qnxelf() local
364 dcache = dcache_status(); in do_bootm_qnxelf()
365 if (dcache) in do_bootm_qnxelf()
370 if (dcache) in do_bootm_qnxelf()
/openbmc/linux/arch/powerpc/perf/
H A Dpower8-pmu.c133 CACHE_EVENT_ATTR(L1-dcache-load-misses, PM_LD_MISS_L1);
134 CACHE_EVENT_ATTR(L1-dcache-loads, PM_LD_REF_L1);
136 CACHE_EVENT_ATTR(L1-dcache-prefetches, PM_L1_PREF);
137 CACHE_EVENT_ATTR(L1-dcache-store-misses, PM_ST_MISS_L1);
/openbmc/u-boot/board/synopsys/hsdk/
H A Dhsdk.c77 u32_env dcache; member
110 u32 dcache; member
126 { "dcache_ena", ENV_HEX, true, 0, 1, &env_common.dcache },
178 value = env_common.dcache.val; in sync_cross_cpu_data()
179 arc_write_uncached_32(&cross_cpu_data.dcache, value); in sync_cross_cpu_data()
208 if (arc_read_uncached_32(&cross_cpu_data.dcache)) in init_slave_cpu_func()
245 if (!env_common.dcache.val) in init_master_dcache()
249 if (env_common.dcache.val) in init_master_dcache()
/openbmc/linux/arch/microblaze/boot/dts/
H A Dsystem.dts54 xlnx,allow-dcache-wr = <0x1>;
62 xlnx,dcache-addr-tag = <0xf>;
63 xlnx,dcache-always-used = <0x1>;
64 xlnx,dcache-byte-size = <0x2000>;
65 xlnx,dcache-line-len = <0x4>;
66 xlnx,dcache-use-fsl = <0x1>;
104 xlnx,use-dcache = <0x1>;
/openbmc/linux/Documentation/filesystems/
H A Dpath-lookup.txt16 Prior to 2.5.10, dcache_lock was acquired in d_lookup (dcache hash lookup) and
22 Since 2.5.62 kernel, dcache has been using a new locking model that uses RCU to
23 make dcache look-up lock-free.
35 (including dcache look-up) completely "store-free" (so, no locks, atomics, or
69 - perform dcache hash name lookups on (parent, name element) tuples;
74 Safe store-free look-up of dcache hash table
79 In order to lookup a dcache (parent, name) tuple, we take a hash on the tuple
80 and use that to select a bucket in the dcache-hash table. The list of entries
88 Parent and name members of a dentry, as well as its membership in the dcache
177 In refcount based dcache lookups, d_lock is used to serialise access to
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