| /linux/drivers/gpu/drm/i915/display/ |
| H A D | intel_rom.c | 16 /* for PCI ROM */
26 u32 (*read32)(struct intel_rom *rom, loff_t offset);
27 u16 (*read16)(struct intel_rom *rom, loff_t offset);
28 void (*read_block)(struct intel_rom *rom, void *data, loff_t offset, size_t size);
29 void (*free)(struct intel_rom *rom);
32 static u32 spi_read32(struct intel_rom *rom, loff_t offset) in spi_read32() argument
34 intel_uncore_write(rom->uncore, PRIMARY_SPI_ADDRESS, in spi_read32()
35 rom->offset + offset); in spi_read32()
37 return intel_uncore_read(rom->uncore, PRIMARY_SPI_TRIGGER); in spi_read32()
40 static u16 spi_read16(struct intel_rom *rom, loff_t offset) in spi_read16() argument
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| /linux/drivers/pci/ |
| H A D | rom.c | 3 * PCI ROM access routines
16 * pci_enable_rom - enable ROM decoding for a PCI device
19 * Enable ROM decoding on @dev. This involves simply turning on the last
20 * bit of the PCI ROM BAR. Note that some cards may share address decoders
21 * between the ROM and other resources, so enabling it may disable access
38 * Ideally pci_update_resource() would update the ROM BAR address, in pci_enable_rom()
40 * devices have buggy ROM BARs that read as zero when disabled. in pci_enable_rom()
52 * pci_disable_rom - disable ROM decoding for a PCI device
55 * Disable ROM decoding on a PCI device by turning off the last bit in the
56 * ROM BAR.
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| /linux/arch/arm/boot/dts/qcom/ |
| H A D | qcom-msm8974pro-sony-xperia-shinano-castor.dts | 40 rom-a0h {
41 rom-addr = /bits/ 8 <0xa0>;
42 rom-val = /bits/ 8 <0xff>;
45 rom-a1h {
46 rom-addr = /bits/ 8 <0xa1>;
47 rom-val = /bits/ 8 <0x3f>;
50 rom-a2h {
51 rom-addr = /bits/ 8 <0xa2>;
52 rom-val = /bits/ 8 <0x20>;
55 rom-a3h {
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| H A D | qcom-msm8226-samsung-matisse-common.dtsi | 106 rom-a0h {
107 rom-addr = /bits/ 8 <0xa0>;
108 rom-val = /bits/ 8 <0x44>;
111 rom-a1h {
112 rom-addr = /bits/ 8 <0xa1>;
113 rom-val = /bits/ 8 <0x6c>;
116 rom-a5h {
117 rom-addr = /bits/ 8 <0xa5>;
118 rom-val = /bits/ 8 <0x24>;
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| /linux/arch/x86/kernel/ |
| H A D | probe_roms.c | 27 .name = "System ROM",
34 .name = "Extension ROM",
41 .name = "Adapter ROM",
46 .name = "Adapter ROM",
51 .name = "Adapter ROM",
56 .name = "Adapter ROM",
61 .name = "Adapter ROM",
66 .name = "Adapter ROM",
73 .name = "Video ROM",
123 const void *rom; in find_oprom() local
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| /linux/Documentation/cdrom/ |
| H A D | cdrom-standard.rst | 2 A Linux CD-ROM standard
29 This divergence of behavior has been very significant for CD-ROM
32 their drivers totally inconsistent, the writers of Linux CD-ROM
35 maintain uniform behavior across all the Linux CD-ROM drivers.
38 all the different CD-ROM device drivers for Linux. This document also
39 defines the various *ioctl()'s*, and how the low-level CD-ROM device
41 development kernels) several low-level CD-ROM device drivers, including
44 When the CD-ROM was developed, the interface between the CD-ROM drive
46 different CD-ROM interfaces were developed. Some of them had their
55 driver had to be enhanced. History has delivered us CD-ROM support for
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| /linux/Documentation/devicetree/bindings/leds/backlight/ |
| H A D | lp855x-backlight.yaml | 61 "^rom-[0-9a-f]{2}h$":
66 rom-addr:
68 description: Register address of ROM area to be updated.
70 rom-val:
72 description: Value to write to the ROM register.
97 rom-14h {
98 rom-addr = /bits/ 8 <0x14>;
99 rom-val = /bits/ 8 <0xcf>;
103 rom-15h {
104 rom-addr = /bits/ 8 <0x15>;
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| /linux/drivers/usb/host/ |
| H A D | xhci-pci-renesas.c | 57 const u32 *fw, size_t step, bool rom) in renesas_fw_download_image() argument
65 if (rom) in renesas_fw_download_image()
163 /* Check if external ROM exists */ in renesas_check_rom()
170 dev_dbg(&pdev->dev, "External ROM exists\n"); in renesas_check_rom()
171 return true; /* External ROM exists */ in renesas_check_rom()
190 dev_dbg(&pdev->dev, "Found ROM version: %x\n", version); in renesas_check_rom_state()
193 * Test if ROM is present and loaded, if so we can skip everything in renesas_check_rom_state()
200 /* ROM exists */ in renesas_check_rom_state()
201 dev_dbg(&pdev->dev, "ROM exists\n"); in renesas_check_rom_state()
209 dev_dbg(&pdev->dev, "Unknown ROM status ...\n"); in renesas_check_rom_state()
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| /linux/drivers/scsi/isci/ |
| H A D | probe_roms.c | 44 struct isci_orom *rom = NULL; in isci_request_oprom() local
55 rom = devm_kzalloc(&pdev->dev, sizeof(*rom), GFP_KERNEL); in isci_request_oprom()
56 if (!rom) { in isci_request_oprom()
63 for (i = 0; i < len && rom; i += ISCI_OEM_SIG_SIZE) { in isci_request_oprom()
73 sizeof(*rom)); in isci_request_oprom()
75 memcpy_fromio(rom, in isci_request_oprom()
84 tmp = (u8 *)rom; in isci_request_oprom()
85 for (j = 0; j < sizeof(*rom); j++, tmp++) in isci_request_oprom()
95 if (memcmp(rom->hdr.signature, in isci_request_oprom()
108 rom = NULL; in isci_request_oprom()
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| /linux/drivers/firewire/ |
| H A D | core-device.c | 114 * fw_csr_string() - reads a string from the configuration ROM
161 // Legacy layout of configuration ROM described in Annex 1 of 'Configuration ROM for AV/C in get_modalias_ids()
301 // Legacy layout of configuration ROM described in Annex 1 of in show_immediate()
302 // 'Configuration ROM for AV/C Devices 1.0 (December 12, 2000, 1394 Trading in show_immediate()
350 // Legacy layout of configuration ROM described in Annex 1 of in show_text_leaf()
351 // 'Configuration ROM for AV/C Devices 1.0 (December 12, 2000, 1394 in show_text_leaf()
372 // Sony DVMC-DA1 has configuration ROM such that the descriptor leaf entry in show_text_leaf()
647 * the config ROM. We do all this with a cached bus generation. If the bus
650 * are reading the ROM may have changed the ROM during the reset.
657 u32 *stack, *rom __free(kfree) = NULL; in read_config_rom()
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| /linux/drivers/video/ |
| H A D | sticore.c | 49 /* used for 64-bit STI ROM */ in store_sti_val()
57 /* used for 32-bit STI ROM */ in store_sti_val()
362 * the first HP STI ROM built-in font.. in sti_font_setup()
392 * NOTE: This number is machine and STI ROM dependend.
603 static int sti_search_font(struct sti_cooked_rom *rom, int height, int width) in sti_search_font() argument
608 for (font = rom->font_start; font; font = font->next_font, i++) { in sti_search_font()
616 static struct sti_cooked_font *sti_select_font(struct sti_cooked_rom *rom) in sti_select_font() argument
623 font = sti_select_fbfont(rom, font_name); in sti_select_font()
629 font_index = sti_search_font(rom, in sti_select_font()
632 for (font = rom->font_start, i = font_index - 1; in sti_select_font()
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| /linux/Documentation/devicetree/bindings/rng/ |
| H A D | ti,omap-rom-rng.yaml | 4 $id: http://devicetree.org/schemas/rng/ti,omap-rom-rng.yaml#
7 title: OMAP ROM Random Number Generator
14 Secure SoCs may provide RNG via secure ROM calls like Nokia N900 does.
15 The implementation can depend on the SoC secure ROM used.
19 const: nokia,n900-rom-rng
38 compatible = "nokia,n900-rom-rng";
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| /linux/drivers/gpu/drm/nouveau/nvkm/subdev/bios/ |
| H A D | shadowpci.c | 29 void __iomem *rom; member
38 memcpy_fromio(bios->data + offset, priv->rom + offset, length); in pcirom_read()
48 pci_unmap_rom(priv->pdev, priv->rom); in pcirom_fini()
70 (priv->rom = pci_map_rom(pdev, &priv->size))) { in pcirom_init()
104 if (!pdev->rom || pdev->romlen == 0) in platform_init()
110 (priv->rom = ioremap(pdev->rom, pdev->romlen))) in platform_init()
123 iounmap(priv->rom); in platform_fini()
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| /linux/drivers/w1/slaves/ |
| H A D | w1_therm.c | 163 int (*convert)(u8 rom[9]);
173 * @rom: ROM device id (64bit Lasered ROM code + 1 CRC byte)
185 uint8_t rom[9]; member
197 * @rom: read device data (8 data bytes + 1 CRC byte)
198 * @crc: computed crc from rom
202 u8 rom[9]; member
213 * Resets the bus and select the slave by sending a ROM MATCH cmd
215 * it sent a SKIP ROM command if only one device is on the line.
287 * Send a SKIP ROM follow by a CONVERT T command on the bus.
639 info.rom[4] &= ~W1_THERM_RESOLUTION_MASK; in w1_DS18B20_set_resolution()
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| /linux/fs/isofs/ |
| H A D | Kconfig | 10 driver. If you have a CD-ROM drive and want to do more with it than
12 <file:Documentation/filesystems/isofs.rst> and the CD-ROM-HOWTO,
24 Joliet is a Microsoft extension for the ISO 9660 CD-ROM file system
37 data in compressed form on a CD-ROM and have it transparently
38 decompressed when the CD-ROM is accessed. See
|
| /linux/drivers/misc/ |
| H A D | pch_phub.c | 25 #define PCH_PHUB_ROM_WRITE_ENABLE 0x01 /* Enabling for writing ROM */
26 #define PCH_PHUB_ROM_WRITE_DISABLE 0x00 /* Disabling for writing ROM */
31 #define PCH_PHUB_ROM_START_ADDR_EG20T 0x80 /* ROM data area start address offset
33 #define PCH_PHUB_ROM_START_ADDR_ML7213 0x400 /* ROM data area start address
36 #define PCH_PHUB_ROM_START_ADDR_ML7223 0x400 /* ROM data area start address
103 * @pch_phub_extrom_base_address: external rom base address
105 * @pch_opt_rom_start_address: Option ROM start address
276 * pch_phub_read_serial_rom() - Reading Serial ROM
278 * @offset_address: Serial ROM offset address to read.
279 * @data: Read buffer for specified Serial ROM value.
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| /linux/drivers/gpu/drm/radeon/ |
| H A D | radeon_bios.c | 44 * the IGP rom is not accessible via the rom bar as the IGP rom is
46 * copy of the igp rom at the start of vram if a discrete card is
86 /* XXX: some cards may return 0 for rom size? ddx has a workaround */ in radeon_read_bios()
111 phys_addr_t rom = rdev->pdev->rom; in radeon_read_platform_bios() local
117 if (!rom || romlen == 0) in radeon_read_platform_bios()
124 bios = ioremap(rom, romlen); in radeon_read_platform_bios()
144 /* retrieve the ROM in 4k blocks */
265 /* enable the rom */ in ni_read_disabled_bios()
314 /* enable the rom */ in r700_read_disabled_bios()
393 /* enable the rom */ in r600_read_disabled_bios()
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| /linux/drivers/mtd/nand/raw/ |
| H A D | sm_common.c | 129 LEGACY_ID_NAND("SmartMedia 2MiB 3,3V ROM", 0x5d, 2, SZ_8K, NAND_ROM),
133 LEGACY_ID_NAND("SmartMedia 4MiB 3,3V ROM", 0xd5, 4, SZ_8K, NAND_ROM),
135 LEGACY_ID_NAND("SmartMedia 8MiB 3,3V ROM", 0xd6, 8, SZ_8K, NAND_ROM),
137 LEGACY_ID_NAND("SmartMedia 16MiB 3,3V ROM", 0x57, 16, SZ_16K, NAND_ROM),
139 LEGACY_ID_NAND("SmartMedia 32MiB 3,3V ROM", 0x58, 32, SZ_16K, NAND_ROM),
141 LEGACY_ID_NAND("SmartMedia 64MiB 3,3V ROM", 0xd9, 64, SZ_16K, NAND_ROM),
143 LEGACY_ID_NAND("SmartMedia 128MiB 3,3V ROM", 0xda, 128, SZ_16K, NAND_ROM),
145 LEGACY_ID_NAND("SmartMedia 256MiB 3,3V ROM", 0x5b, 256, SZ_16K, NAND_ROM),
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| /linux/Documentation/gpu/nova/core/ |
| H A D | vbios.rst | 7 images in the ROM of the GPU. The VBIOS is mirrored onto the BAR 0 space and is read
8 by both Boot ROM firmware (also known as IFR or init-from-rom firmware) on the GPU to
12 The format of the images in the ROM follow the "BIOS Specification" part of the
13 PCI specification, with Nvidia-specific extensions. The ROM images of type FwSec
35 stored in this ROM partition.
45 It is not clear why FwSec has 2 different partitions in the ROM, but they both
49 VBIOS ROM Layout
60 | | | ROM Header | | |
63 | | | rom header's pci_data_struct_offset | |
103 | | | ROM Header | | | |
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| /linux/arch/powerpc/platforms/ps3/ |
| H A D | Kconfig | 126 tristate "PS3 BD/DVD/CD-ROM Storage Driver"
130 Include support for the PS3 ROM Storage.
132 This support is required to access the PS3 BD/DVD/CD-ROM drive.
137 tristate "PS3 FLASH ROM Storage Driver"
141 Include support for the PS3 FLASH ROM Storage.
143 This support is required to access the PS3 FLASH ROM, which
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| /linux/sound/isa/gus/ |
| H A D | gus_mem_proc.c | 13 int rom; /* data are in ROM */ member
28 err = snd_gus_dram_read(gus, buf, pos, count, priv->rom); in snd_gf1_mem_proc_dump()
73 priv->rom = 1; in snd_gf1_mem_proc_init()
75 sprintf(name, "gus-rom-%i", idx); in snd_gf1_mem_proc_init()
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| /linux/include/uapi/linux/ |
| H A D | cdrom.h | 4 * General header file for linux CD-ROM drivers
19 * As of Linux 2.1.x, all Linux CD-ROM application programs will use this
23 * 23 different kinds of strange CD-ROM drives, but at least there will
24 * now be one, and only one, Linux CD-ROM interface.
27 * should use the O_NONBLOCK option when opening a CD-ROM device
50 * The CD-ROM IOCTL commands -- these should be supported by
51 * all the various cdrom drivers. For the CD-ROM ioctls, we
116 * These ioctls are implemented through the uniform CD-ROM driver
117 * They _will_ be adopted by all CD-ROM drivers, when all the CD-ROM
118 * drivers are eventually ported to the uniform CD-ROM driver interface.
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| /linux/drivers/zorro/ |
| H A D | zorro.c | 162 z->rom = zi->rom; in amiga_zorro_probe()
163 z->id = (be16_to_cpu(z->rom.er_Manufacturer) << 16) | in amiga_zorro_probe()
164 (z->rom.er_Product << 8); in amiga_zorro_probe()
178 if (error && !(z->rom.er_Type & ERTF_MEMLIST)) in amiga_zorro_probe()
185 switch (z->rom.er_Type & ERT_TYPEMASK) { in amiga_zorro_probe()
212 if (z->rom.er_Type & ERTF_MEMLIST) in amiga_zorro_probe()
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| /linux/Documentation/PCI/ |
| H A D | sysfs-pci.rst | 24 | |-- rom
50 rom PCI ROM resource, if present (binary, ro)
69 the exception of the 'rom' file. Writable files can be used to perform
83 The 'rom' file is special in that it provides read-only access to the device's
84 ROM file, if available. It's disabled by default, however, so applications
87 that the device must be enabled for a rom read to return data successfully.
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| /linux/drivers/net/wireless/ath/ath6kl/ |
| H A D | bmi.h | 141 * Semantics: Install a ROM Patch.
144 * u32 Target ROM Address
155 * Semantics: Uninstall a previously-installed ROM Patch,
166 * Semantics: Activate a list of previously-installed ROM Patches.
177 * Semantics: Deactivate a list of active ROM Patches.
198 * Note: Not supported on all versions of ROM firmware.
214 * Note: Not supported on all versions of ROM firmware.
|