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/OK3568_Linux_fs/kernel/drivers/misc/
H A Dsram.c3 * Generic on-chip SRAM allocation driver
21 #include "sram.h"
55 static int sram_add_pool(struct sram_dev *sram, struct sram_reserve *block, in sram_add_pool() argument
60 part->pool = devm_gen_pool_create(sram->dev, ilog2(SRAM_GRANULARITY), in sram_add_pool()
68 dev_err(sram->dev, "failed to register subpool: %d\n", ret); in sram_add_pool()
75 static int sram_add_export(struct sram_dev *sram, struct sram_reserve *block, in sram_add_export() argument
79 part->battr.attr.name = devm_kasprintf(sram->dev, GFP_KERNEL, in sram_add_export()
80 "%llx.sram", in sram_add_export()
90 return device_create_bin_file(sram->dev, &part->battr); in sram_add_export()
93 static int sram_add_partition(struct sram_dev *sram, struct sram_reserve *block, in sram_add_partition() argument
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H A Dsram-exec.c2 * SRAM protect-exec region helper functions
20 #include <linux/sram.h>
25 #include "sram.h"
30 int sram_check_protect_exec(struct sram_dev *sram, struct sram_reserve *block, in sram_check_protect_exec() argument
37 dev_err(sram->dev, in sram_check_protect_exec()
38 "SRAM pool marked with 'protect-exec' is not page aligned and will not be created.\n"); in sram_check_protect_exec()
55 * sram_exec_copy - copy data to a protected executable region of sram
57 * @pool: struct gen_pool retrieved that is part of this sram
65 * This helper function allows sram driver to act as central control location
66 * of 'protect-exec' pools which are normal sram pools but are always set
/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sram/
H A Dsram.yaml4 $id: http://devicetree.org/schemas/sram/sram.yaml#
7 title: Generic on-chip SRAM
15 Each child of the sram node specifies a region of reserved memory. Each
25 pattern: "^sram(@.*)?"
30 - mmio-sram
32 - rockchip,rk3288-pmu-sram
40 SRAM clock.
50 Should translate from local addresses within the sram to bus addresses.
54 The flag indicating, that SRAM memory region has not to be remapped
59 "^([a-z]*-)?sram(-section)?@[a-f0-9]+$":
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H A Dallwinner,sun4i-a10-system-control.yaml4 $id: http://devicetree.org/schemas/sram/allwinner,sun4i-a10-system-control.yaml#
14 The SRAM controller found on most Allwinner devices is represented
15 by a regular node for the SRAM controller itself, with sub-nodes
16 representing the SRAM handled by the SRAM controller.
27 - const: allwinner,sun4i-a10-sram-controller
42 - const: allwinner,sun50i-a64-sram-controller
59 "^sram@[a-z0-9]+":
64 const: mmio-sram
67 "^sram-section?@[a-f0-9]+$":
73 - const: allwinner,sun4i-a10-sram-a3-a4
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/OK3568_Linux_fs/kernel/arch/arm/plat-omap/
H A Dsram.c3 * linux/arch/arm/plat-omap/sram.c
5 * OMAP SRAM detection and management
27 #include <plat/sram.h>
37 * Memory allocator for SRAM: calculates the new ceiling address
50 pr_err("Not enough space in SRAM\n"); in omap_sram_push_address()
63 void *sram; in omap_sram_push() local
68 sram = omap_sram_push_address(size); in omap_sram_push()
69 if (!sram) in omap_sram_push()
72 base = (unsigned long)sram & PAGE_MASK; in omap_sram_push()
77 dst = fncpy(sram, funcp, size); in omap_sram_push()
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/powerpc/fsl/
H A Dcache_sram.txt1 * Freescale PQ3 and QorIQ based Cache SRAM
5 as SRAM. This cache SRAM representation in the device
10 - compatible : should be "fsl,p2020-cache-sram"
11 - fsl,cache-sram-ctlr-handle : points to the L2 controller
12 - reg : offset and length of the cache-sram.
16 cache-sram@fff00000 {
17 fsl,cache-sram-ctlr-handle = <&L2>;
19 compatible = "fsl,p2020-cache-sram";
/OK3568_Linux_fs/kernel/arch/arm/boot/dts/
H A Dlpc4350.dtsi24 sram0: sram@10000000 {
25 compatible = "mmio-sram";
26 reg = <0x10000000 0x20000>; /* 96 + 32 KiB local SRAM */
29 sram1: sram@10080000 {
30 compatible = "mmio-sram";
31 reg = <0x10080000 0x12000>; /* 64 + 8 KiB local SRAM */
34 sram2: sram@20000000 {
35 compatible = "mmio-sram";
36 reg = <0x20000000 0x10000>; /* 4 x 16 KiB AHB SRAM */
H A Dlpc4357.dtsi24 sram0: sram@10000000 {
25 compatible = "mmio-sram";
26 reg = <0x10000000 0x8000>; /* 32 KiB local SRAM */
29 sram1: sram@10080000 {
30 compatible = "mmio-sram";
31 reg = <0x10080000 0xa000>; /* 32 + 8 KiB local SRAM */
34 sram2: sram@20000000 {
35 compatible = "mmio-sram";
36 reg = <0x20000000 0x10000>; /* 4 x 16 KiB AHB SRAM */
/OK3568_Linux_fs/u-boot/arch/arm/cpu/armv8/
H A Du-boot-spl.lds15 MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE,
30 } >.sram
35 } >.sram
40 } >.sram
45 } >.sram
50 } >.sram
55 } >.sram
63 } >.sram
67 } >.sram
72 } >.sram
/OK3568_Linux_fs/u-boot/board/samsung/common/
H A Dexynos-uboot-spl.lds12 MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, \
27 } >.sram
30 .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram
33 .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
38 } >.sram
41 .machine_param : { *(.machine_param) } >.sram
49 } >.sram
58 } >.sram
/OK3568_Linux_fs/kernel/drivers/mtd/devices/
H A Dms02-nv.h16 * 0x000000 - 0x3fffff SRAM
19 * Within the SRAM area the following ranges are forced by the system
28 * ID value is found, the firmware considers the SRAM clean, i.e.
38 * as well as the size of SRAM available, which can be 1MiB or 2MiB
44 * stored in the SRAM cannot be relied upon. But from the hardware
74 #define MS02NV_DIAG_TEST 0x01 /* SRAM test done (?) */
75 #define MS02NV_DIAG_RO 0x02 /* SRAM r/o test done */
76 #define MS02NV_DIAG_RW 0x04 /* SRAM r/w test done */
77 #define MS02NV_DIAG_FAIL 0x08 /* SRAM test failed */
78 #define MS02NV_DIAG_SIZE_MASK 0xf0 /* SRAM size mask */
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/OK3568_Linux_fs/kernel/drivers/net/wireless/ath/ath9k/
H A Dar9003_aic.c279 struct ath_aic_sram_info sram; in ar9003_aic_cal_post_process() local
282 cal_sram_valid[i] = sram.valid = in ar9003_aic_cal_post_process()
284 sram.rot_quad_att_db = in ar9003_aic_cal_post_process()
286 sram.vga_quad_sign = in ar9003_aic_cal_post_process()
288 sram.rot_dir_att_db = in ar9003_aic_cal_post_process()
290 sram.vga_dir_sign = in ar9003_aic_cal_post_process()
292 sram.com_att_6db = in ar9003_aic_cal_post_process()
295 if (sram.valid) { in ar9003_aic_cal_post_process()
296 dir_path_gain_idx = sram.rot_dir_att_db + in ar9003_aic_cal_post_process()
297 com_att_db_table[sram.com_att_6db]; in ar9003_aic_cal_post_process()
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/OK3568_Linux_fs/kernel/arch/arm/mach-davinci/
H A Dsram.h3 * mach/sram.h - DaVinci simple SRAM allocator
10 /* ARBITRARY: SRAM allocations are multiples of this 2^N size */
14 * SRAM allocations return a CPU virtual address, or NULL on error.
15 * If a DMA address is requested and the SRAM supports DMA, its
18 * Errors include SRAM memory not being available, and requesting
19 * DMA mapped SRAM on systems which don't allow that.
/OK3568_Linux_fs/kernel/arch/powerpc/platforms/52xx/
H A Dmpc52xx_pm.c10 extern void mpc52xx_deep_sleep(void __iomem *sram, void __iomem *sdram_regs,
22 static void __iomem *sram; variable
79 mbar = ioremap(res.start, 0xc000); /* we should map whole region including SRAM */ in mpc52xx_pm_prepare()
91 sram = mbar + 0x8000; /* Those will be handled by the */ in mpc52xx_pm_prepare()
132 /* save SRAM */ in mpc52xx_pm_enter()
133 memcpy(saved_sram, sram, sram_size); in mpc52xx_pm_enter()
135 /* copy low level suspend code to sram */ in mpc52xx_pm_enter()
136 memcpy(sram, mpc52xx_ds_sram, mpc52xx_ds_sram_size); in mpc52xx_pm_enter()
142 /* disable all but SDRAM and bestcomm (SRAM) clocks */ in mpc52xx_pm_enter()
160 mpc52xx_deep_sleep(sram, sdram, cdm, intr); in mpc52xx_pm_enter()
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/crypto/
H A Dmv_cesa.txt9 region. Can also contain an entry for the SRAM attached to the CESA,
12 - reg-names: "regs". Can contain an "sram" entry, but this representation
17 - marvell,crypto-srams: phandle to crypto SRAM definitions
20 - marvell,crypto-sram-size: SRAM size reserved for crypto operations, if not
21 specified the whole SRAM is used (2KB)
31 marvell,crypto-sram-size = <0x600>;
H A Dmarvell-cesa.txt13 region. Can also contain an entry for the SRAM attached to the CESA,
16 - reg-names: "regs". Can contain an "sram" entry, but this representation
26 - marvell,crypto-srams: phandle to crypto SRAM definitions
29 - marvell,crypto-sram-size: SRAM size reserved for crypto operations, if not
30 specified the whole SRAM is used (2KB)
43 marvell,crypto-sram-size = <0x600>;
/OK3568_Linux_fs/docs/cn/Common/NPU/rknpu2/
H A DRK3588_NPU_SRAM_usage.md25 syssram: sram@ff001000 {
26 compatible = "mmio-sram";
32 /* 分配RKNPU SRAM */
48 rockchip,sram = <&rknpu_sram>;
61 * **export RKNN_INTERNAL_MEM_TYPE=sram**
63 * **export RKNN_INTERNAL_MEM_TYPE=sram#256**
68 * **export RKNN_WEIGHT_MEM_TYPE=sram**
71 * **export RKNN_WEIGHT_MEM_TYPE=sram#128**
75 * **export RKNN_INTERNAL_MEM_TYPE=sram#256**
77 * **export RKNN_WEIGHT_MEM_TYPE=sram#128**
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/OK3568_Linux_fs/external/rknpu2/doc/
H A DRK3588_NPU_SRAM_usage.md25 syssram: sram@ff001000 {
26 compatible = "mmio-sram";
32 /* 分配RKNPU SRAM */
48 rockchip,sram = <&rknpu_sram>;
61 * **export RKNN_INTERNAL_MEM_TYPE=sram**
63 * **export RKNN_INTERNAL_MEM_TYPE=sram#256**
68 * **export RKNN_WEIGHT_MEM_TYPE=sram**
71 * **export RKNN_WEIGHT_MEM_TYPE=sram#128**
75 * **export RKNN_INTERNAL_MEM_TYPE=sram#256**
77 * **export RKNN_WEIGHT_MEM_TYPE=sram#128**
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/OK3568_Linux_fs/docs/en/Common/NPU/rknpu2/
H A DRK3588_NPU_SRAM_usage.md25 syssram: sram@ff001000 {
26 compatible = "mmio-sram";
32 /* 分配RKNPU SRAM */
48 rockchip,sram = <&rknpu_sram>;
61 * **export RKNN_INTERNAL_MEM_TYPE=sram**
63 * **export RKNN_INTERNAL_MEM_TYPE=sram#256**
68 * **export RKNN_WEIGHT_MEM_TYPE=sram**
71 * **export RKNN_WEIGHT_MEM_TYPE=sram#128**
75 * **export RKNN_INTERNAL_MEM_TYPE=sram#256**
77 * **export RKNN_WEIGHT_MEM_TYPE=sram#128**
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/OK3568_Linux_fs/kernel/drivers/fsi/
H A Dfsi-master-ast-cf.c82 /* Amount of SRAM required */
111 void __iomem *sram; member
315 iowrite32be(op, master->sram + CMD_STAT_REG); in do_copro_command()
328 stat = ioread8(master->sram + CMD_STAT_REG); in do_copro_command()
365 /* Store message into SRAM */ in send_request()
366 iowrite32be((cmd->msg >> 32), master->sram + CMD_DATA); in send_request()
367 iowrite32be((cmd->msg & 0xffffffff), master->sram + CMD_DATA + 4); in send_request()
380 uint8_t rtag = ioread8(master->sram + STAT_RTAG) & 0xf; in read_copro_response()
381 uint8_t rcrc = ioread8(master->sram + STAT_RCRC) & 0xf; in read_copro_response()
392 rdata = ioread32be(master->sram + RSP_DATA); in read_copro_response()
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/OK3568_Linux_fs/u-boot/board/davinci/da8xxevm/
H A Du-boot-spl-da850evm.lds11 MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE,\
28 } >.sram
31 .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram
34 .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
37 .u_boot_list : { KEEP(*(SORT(.u_boot_list*))); } >.sram
44 } >.sram
53 } >.sram
/OK3568_Linux_fs/u-boot/board/Barix/ipam390/
H A Du-boot-spl-ipam390.lds11 MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE,\
28 } >.sram
31 .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram
34 .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
41 } >.sram
50 } >.sram
57 } >.sram
/OK3568_Linux_fs/kernel/arch/arm/mach-omap2/
H A Dsram.c4 * OMAP SRAM detection and management
28 #include "sram.h"
55 * SRAM varies. The default accessible size for all device types is 2k. A GP
81 * The amount of SRAM depends on the core type.
82 * Note that we cannot try to test for SRAM here because writes
83 * to secure SRAM will hang the system. Also the SRAM is not
118 * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early.
126 * SRAM must be marked as non-cached on OMAP3 since the in omap2_map_sram()
127 * CORE DPLL M2 divider change code (in SRAM) runs with the in omap2_map_sram()
/OK3568_Linux_fs/kernel/drivers/memory/
H A Dti-emif-pm.c3 * TI AM33XX SRAM EMIF Driver
17 #include <linux/sram.h>
18 #include <linux/ti-emif-sram.h>
69 emif_data->sram_pool_code = of_gen_pool_get(np, "sram", 0); in ti_emif_alloc_sram()
71 dev_err(dev, "Unable to get sram pool for ocmcram code\n"); in ti_emif_alloc_sram()
88 /* Get sram pool for data section and allocate space */ in ti_emif_alloc_sram()
89 emif_data->sram_pool_data = of_gen_pool_get(np, "sram", 1); in ti_emif_alloc_sram()
91 dev_err(dev, "Unable to get sram pool for ocmcram data\n"); in ti_emif_alloc_sram()
158 dev_err(dev, "Cannot copy emif code to sram\n"); in ti_emif_push_sram()
169 dev_err(dev, "Cannot copy emif data to code sram\n"); in ti_emif_push_sram()
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/OK3568_Linux_fs/u-boot/spl/
H A Du-boot-spl.lds

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