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Searched refs:rom (Results 1 – 25 of 78) sorted by relevance

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/linux-6.1.9/arch/x86/kernel/
Dprobe_roms.c123 const void *rom; in find_oprom() local
128 rom = isa_bus_to_virt(res->start); in find_oprom()
129 if (get_kernel_nofault(offset, rom + 0x18) != 0) in find_oprom()
132 if (get_kernel_nofault(vendor, rom + offset + 0x4) != 0) in find_oprom()
135 if (get_kernel_nofault(device, rom + offset + 0x6) != 0) in find_oprom()
143 if (get_kernel_nofault(list, rom + offset + 0x8) == 0 && in find_oprom()
144 get_kernel_nofault(rev, rom + offset + 0xc) == 0 && in find_oprom()
146 probe_list(pdev, vendor, rom + offset + list)) { in find_oprom()
182 static int __init romsignature(const unsigned char *rom) in romsignature() argument
184 const unsigned short * const ptr = (const unsigned short *)rom; in romsignature()
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/linux-6.1.9/drivers/gpu/drm/qxl/
Dqxl_kms.c38 struct qxl_rom *rom = qdev->rom; in qxl_check_device() local
40 if (rom->magic != 0x4f525851) { in qxl_check_device()
41 DRM_ERROR("bad rom signature %x\n", rom->magic); in qxl_check_device()
45 DRM_INFO("Device Version %d.%d\n", rom->id, rom->update_id); in qxl_check_device()
46 DRM_INFO("Compression level %d log level %d\n", rom->compression_level, in qxl_check_device()
47 rom->log_level); in qxl_check_device()
49 rom->num_io_pages, rom->pages_offset); in qxl_check_device()
51 rom->surface0_area_size, rom->draw_area_offset); in qxl_check_device()
53 qdev->vram_size = rom->surface0_area_size; in qxl_check_device()
54 DRM_INFO("RAM header offset: 0x%x\n", rom->ram_header_offset); in qxl_check_device()
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/linux-6.1.9/drivers/scsi/isci/
Dprobe_roms.c44 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-6.1.9/drivers/pci/
Drom.c83 static size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, in pci_get_rom_size() argument
90 image = rom; in pci_get_rom_size()
110 if (image >= rom + size) in pci_get_rom_size()
122 return min((size_t)(image - rom), size); in pci_get_rom_size()
140 void __iomem *rom; in pci_map_rom() local
155 rom = ioremap(start, *size); in pci_map_rom()
156 if (!rom) in pci_map_rom()
164 *size = pci_get_rom_size(pdev, rom, *size); in pci_map_rom()
168 return rom; in pci_map_rom()
171 iounmap(rom); in pci_map_rom()
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/linux-6.1.9/Documentation/devicetree/bindings/leds/backlight/
Dlp855x.txt13 - rom-addr: Register address of ROM area to be updated (u8)
14 - rom-val: Register value to be updated (u8)
30 rom-addr = /bits/ 8 <0x14>;
31 rom-val = /bits/ 8 <0xcf>;
36 rom-addr = /bits/ 8 <0x15>;
37 rom-val = /bits/ 8 <0xc7>;
42 rom-addr = /bits/ 8 <0x19>;
43 rom-val = /bits/ 8 <0x0f>;
69 rom-addr = /bits/ 8 <0x14>;
70 rom-val = /bits/ 8 <0xcf>;
/linux-6.1.9/drivers/gpu/drm/nouveau/nvkm/subdev/bios/
Dshadowpci.c29 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()
/linux-6.1.9/drivers/w1/slaves/
Dw1_therm.c163 int (*convert)(u8 rom[9]);
185 uint8_t rom[9]; member
202 u8 rom[9]; member
649 info.rom[4] &= ~W1_THERM_RESOLUTION_MASK; in w1_DS18B20_set_resolution()
650 info.rom[4] |= val; in w1_DS18B20_set_resolution()
653 ret = w1_DS18B20_write_data(sl, info.rom + 2); in w1_DS18B20_set_resolution()
666 if ((info2.rom[4] & W1_THERM_RESOLUTION_MASK) == (info.rom[4] & W1_THERM_RESOLUTION_MASK)) in w1_DS18B20_set_resolution()
684 resolution = ((info.rom[4] & W1_THERM_RESOLUTION_MASK) >> W1_THERM_RESOLUTION_SHIFT) in w1_DS18B20_get_resolution()
705 static inline int w1_DS18B20_convert_temp(u8 rom[9]) in w1_DS18B20_convert_temp()
711 bv = le16_to_cpup((__le16 *)rom); in w1_DS18B20_convert_temp()
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/linux-6.1.9/arch/arm/boot/dts/
Dqcom-msm8974pro-sony-xperia-shinano-castor.dts153 rom-addr = /bits/ 8 <0xa0>;
154 rom-val = /bits/ 8 <0xff>;
157 rom-addr = /bits/ 8 <0xa1>;
158 rom-val = /bits/ 8 <0x3f>;
161 rom-addr = /bits/ 8 <0xa2>;
162 rom-val = /bits/ 8 <0x20>;
165 rom-addr = /bits/ 8 <0xa3>;
166 rom-val = /bits/ 8 <0x5e>;
169 rom-addr = /bits/ 8 <0xa4>;
170 rom-val = /bits/ 8 <0x02>;
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/linux-6.1.9/drivers/firmware/efi/libstub/
Dx86-stub.c32 struct pci_setup_rom *rom = NULL; in preserve_pci_rom_image() local
50 size = romsize + sizeof(*rom); in preserve_pci_rom_image()
53 (void **)&rom); in preserve_pci_rom_image()
59 memset(rom, 0, sizeof(*rom)); in preserve_pci_rom_image()
61 rom->data.type = SETUP_PCI; in preserve_pci_rom_image()
62 rom->data.len = size - sizeof(struct setup_data); in preserve_pci_rom_image()
63 rom->data.next = 0; in preserve_pci_rom_image()
64 rom->pcilen = pci->romsize; in preserve_pci_rom_image()
65 *__rom = rom; in preserve_pci_rom_image()
68 PCI_VENDOR_ID, 1, &rom->vendor); in preserve_pci_rom_image()
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/linux-6.1.9/drivers/zorro/
Dzorro.c166 z->rom = zi->rom; in amiga_zorro_probe()
167 z->id = (be16_to_cpu(z->rom.er_Manufacturer) << 16) | in amiga_zorro_probe()
168 (z->rom.er_Product << 8); in amiga_zorro_probe()
184 if (error && !(z->rom.er_Type & ERTF_MEMLIST)) in amiga_zorro_probe()
191 switch (z->rom.er_Type & ERT_TYPEMASK) { in amiga_zorro_probe()
218 if (z->rom.er_Type & ERTF_MEMLIST) in amiga_zorro_probe()
Dzorro-sysfs.c37 zorro_config_attr(type, rom.er_Type, "0x%02x\n");
47 return sprintf(buf, "0x%08x\n", be32_to_cpu(z->rom.er_SerialNumber)); in serial_show()
92 cd.cd_Rom = z->rom; in zorro_read_config()
/linux-6.1.9/drivers/firewire/
Dcore-device.c509 u32 *rom, *stack; in read_config_rom() local
513 rom = kmalloc(sizeof(*rom) * MAX_CONFIG_ROM_SIZE + in read_config_rom()
515 if (rom == NULL) in read_config_rom()
518 stack = &rom[MAX_CONFIG_ROM_SIZE]; in read_config_rom()
519 memset(rom, 0, sizeof(*rom) * MAX_CONFIG_ROM_SIZE); in read_config_rom()
525 ret = read_rom(device, generation, i, &rom[i]); in read_config_rom()
536 if (i == 0 && rom[i] == 0) { in read_config_rom()
553 if ((rom[2] & 0x7) < device->max_speed || in read_config_rom()
595 ret = read_rom(device, generation, i, &rom[i]); in read_config_rom()
598 end = i + (rom[i] >> 16) + 1; in read_config_rom()
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/linux-6.1.9/drivers/video/console/
Dsticore.c573 static int sti_search_font(struct sti_cooked_rom *rom, int height, int width) in sti_search_font() argument
578 for (font = rom->font_start; font; font = font->next_font, i++) { in sti_search_font()
586 static struct sti_cooked_font *sti_select_font(struct sti_cooked_rom *rom) in sti_select_font() argument
593 font = sti_select_fbfont(rom, font_name); in sti_select_font()
599 font_index = sti_search_font(rom, in sti_select_font()
602 for (font = rom->font_start, i = font_index - 1; in sti_select_font()
609 return rom->font_start; in sti_select_font()
615 struct sti_rom *rom = sti->rom->raw; in sti_dump_rom() local
620 rom->graphics_id[0], in sti_dump_rom()
621 rom->graphics_id[1], in sti_dump_rom()
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/linux-6.1.9/sound/isa/gus/
Dgus_dram.c52 int rom) in snd_gus_dram_peek() argument
62 snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, rom ? 0x03 : 0x01); in snd_gus_dram_peek()
84 int rom) in snd_gus_dram_read() argument
86 return snd_gus_dram_peek(gus, buffer, address, size, rom); in snd_gus_dram_read()
Dgus_mem_proc.c13 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()
/linux-6.1.9/arch/x86/pci/
Dcommon.c645 struct pci_setup_rom *rom; in pcibios_device_add() local
652 data = memremap(pa_data, sizeof(*rom), MEMREMAP_WB); in pcibios_device_add()
657 rom = (struct pci_setup_rom *)data; in pcibios_device_add()
659 if ((pci_domain_nr(dev->bus) == rom->segment) && in pcibios_device_add()
660 (dev->bus->number == rom->bus) && in pcibios_device_add()
661 (PCI_SLOT(dev->devfn) == rom->device) && in pcibios_device_add()
662 (PCI_FUNC(dev->devfn) == rom->function) && in pcibios_device_add()
663 (dev->vendor == rom->vendor) && in pcibios_device_add()
664 (dev->device == rom->devid)) { in pcibios_device_add()
665 dev->rom = pa_data + in pcibios_device_add()
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/linux-6.1.9/Documentation/translations/zh_CN/PCI/
Dsysfs-pci.rst35 | |-- rom
59 rom PCI ROM资源,如果存在的话 (binary, ro)
77 只读文件是信息性的,对它们的写入将被忽略,但 "rom "文件除外。可写文件可以用来在设备上执
86 rom "文件很特别,因为它提供了对设备ROM文件的只读访问,如果有的话。然而,它在默认情况下是
/linux-6.1.9/Documentation/devicetree/bindings/rng/
Dti,omap-rom-rng.yaml4 $id: http://devicetree.org/schemas/rng/ti,omap-rom-rng.yaml#
19 const: nokia,n900-rom-rng
38 compatible = "nokia,n900-rom-rng";
/linux-6.1.9/arch/m68k/amiga/
Dplatform.c71 const struct ExpansionRom *rom = &zorro_autocon_init[i].rom; in z_dev_present() local
72 if (be16_to_cpu(rom->er_Manufacturer) == ZORRO_MANUF(id) && in z_dev_present()
73 rom->er_Product == ZORRO_PROD(id)) in z_dev_present()
/linux-6.1.9/drivers/usb/host/
Dxhci-pci-renesas.c54 const u32 *fw, size_t step, bool rom) in renesas_fw_download_image() argument
62 if (rom) in renesas_fw_download_image()
548 bool rom; in renesas_load_fw() local
551 rom = renesas_check_rom(pdev); in renesas_load_fw()
552 if (rom) { in renesas_load_fw()
557 rom = renesas_setup_rom(pdev, fw); in renesas_load_fw()
558 if (!rom) { in renesas_load_fw()
/linux-6.1.9/drivers/video/backlight/
Dlp855x_bl.c347 struct lp855x_rom_data *rom; in lp855x_parse_dt() local
351 rom = devm_kcalloc(dev, rom_length, sizeof(*rom), GFP_KERNEL); in lp855x_parse_dt()
352 if (!rom) in lp855x_parse_dt()
356 of_property_read_u8(child, "rom-addr", &rom[i].addr); in lp855x_parse_dt()
357 of_property_read_u8(child, "rom-val", &rom[i].val); in lp855x_parse_dt()
362 pdata->rom_data = &rom[0]; in lp855x_parse_dt()
/linux-6.1.9/drivers/gpu/drm/mgag200/
Dmgag200_g200.c368 unsigned char __iomem *rom; in mgag200_g200_init_refclk() local
376 rom = pci_map_rom(pdev, &size); in mgag200_g200_init_refclk()
377 if (!rom) in mgag200_g200_init_refclk()
383 memcpy_fromio(bios, rom, size); in mgag200_g200_init_refclk()
393 pci_unmap_rom(pdev, rom); in mgag200_g200_init_refclk()
/linux-6.1.9/include/linux/
Dzorro.h30 struct ExpansionRom rom; member
77 struct ExpansionRom rom; member
/linux-6.1.9/Documentation/w1/masters/
Dds2490.rst36 1 reset bus, 2 write the match rom command and slave rom id, 3 block
37 write and read data. The write buffer needs to have the match rom
38 command and slave rom id prepended to the front of the requested
/linux-6.1.9/Documentation/PCI/
Dsysfs-pci.rst24 | |-- 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
87 that the device must be enabled for a rom read to return data successfully.

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