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generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-17 21:36:38 +0000
an>; struct device *d; if (!pci_filter_match(&filter, p)) return NULL; d = malloc(sizeof(struct device)); bzero(d, sizeof(*d)); d->dev = p; if (!pci_read_block(p, 0, d->config, how_much)) exit(1); if (how_much < 128 && (d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS) { /* For cardbus bridges, we need to fetch 64 bytes more to get the full standard header... */ if (!pci_read_block(p, 64, d->config+64, 64)) exit(1); how_much = 128; } d->config_cnt = how_much; pci_setup_cache(p, d->config, d->config_cnt); pci_fill_info(p, PCI_FILL_IDENT); return d; } static void scan_devices(void) { struct device *d; struct pci_dev *p; pci_scan_bus(pacc); for(p=pacc->devices; p; p=p->next) if ((d = scan_device(p))) { d->next = first_dev; first_dev = d; } } static u16 get_conf_word(struct device *d, unsigned int pos) { return d->config[pos] | (d->config[pos+1] << 8); } int pci_find_by_class(u16 *class, char *vendor, char *device) { struct device *d; struct pci_dev *p; int nomatch = 1; pacc = pci_alloc(); pci_filter_init(pacc, &filter); pci_init(pacc); scan_devices(); for(d=first_dev; d; d=d->next) { p = d->dev; /* Acquire vendor & device ID if the class matches */ if(get_conf_word(d, PCI_CLASS_DEVICE) == *class) { nomatch = 0; snprintf(vendor,7,"%04x",p->vendor_id); snprintf(device,7,"%04x",p->device_id); break; } } pci_cleanup(pacc); return nomatch; } void pci_find_fullname(char *fullname, char *vendor, char *device) { char buffer[bsize]; char vendorname[bsize/2] = ""; char devicename[bsize/2] = ""; char *position; int cardfound = 0; sysinfo_get_pciids (buffer); FILE *fp = fopen (buffer, "r"); if(fp == NULL) { snprintf(fullname, bsize, "%s:%s", vendor, device); sysinfo_print_error ("pci.ids file not found! You might want to adjust your pciids setting with /SYSINFO SET pciids (you can query its current value with /SYSINFO LIST).\n"); return; } while(fgets(buffer, bsize, fp) != NULL) { if (!isspace(buffer[0]) && strstr(buffer, vendor) != NULL) { position = strstr(buffer, vendor); position += 6; strncpy(vendorname, position, bsize/2); position = strstr(vendorname, "\n"); *(position) = '\0'; break; } } while(fgets(buffer, bsize, fp) != NULL) { if(strstr(buffer, device) != NULL) { position = strstr(buffer, device); position += 6; strncpy(devicename, position, bsize/2); position = strstr(devicename, " ("); if (position == NULL) position = strstr(devicename, "\n"); *(position) = '\0'; cardfound = 1; break; } } if (cardfound == 1) snprintf(fullname, bsize, "%s %s", vendorname, devicename); else snprintf(fullname, bsize, "%s:%s", vendor, device); fclose(fp); }