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Diffstat (limited to 'kernel/src/devices/pci_info.c')
-rw-r--r--kernel/src/devices/pci_info.c410
1 files changed, 410 insertions, 0 deletions
diff --git a/kernel/src/devices/pci_info.c b/kernel/src/devices/pci_info.c
new file mode 100644
index 0000000..a5345f9
--- /dev/null
+++ b/kernel/src/devices/pci_info.c
@@ -0,0 +1,410 @@
+#include <types.h>
+#include <pci.h>
+#include <pci_info.h>
+#include <libk/stdio.h>
+
+const char *get_vendor(uint64_t vendor_id)
+{
+ switch (vendor_id) {
+ case 0x8086:
+ return "Intel";
+ case 0x1022:
+ return "AMD";
+ default:
+ return NULL;
+ }
+}
+
+const char *get_class(uint64_t class_code)
+{
+ switch (class_code) {
+ case 0x0:
+ return "Unclassified";
+ case 0x1:
+ return "Mass Storage Controller";
+ case 0x2:
+ return "Network Controller";
+ case 0x3:
+ return "Display Controller";
+ case 0x4:
+ return "Multimedia Controller";
+ case 0x5:
+ return "Memory Controller";
+ case 0x6:
+ return "Bridge";
+ case 0x7:
+ return "Simple Communication Controller";
+ case 0x8:
+ return "Base System Peripheral";
+ case 0x9:
+ return "Input Device Controller";
+ case 0xa:
+ return "Docking Station";
+ case 0xb:
+ return "Processor";
+ case 0xc:
+ return "Serial Bus Controller";
+ case 0xd:
+ return "Wireless Controller";
+ case 0xe:
+ return "Intelligent Controller";
+ case 0xf:
+ return "Satellite Communication Controller";
+ case 0x10:
+ return "Encryption Controller";
+ case 0x11:
+ return "Signal Processing Controller";
+ case 0x12:
+ return "Processing Accelerator";
+ case 0x13:
+ return "Non-Essential Instrumentation";
+ case 0x14:
+ return "0x3F (Reserved)";
+ case 0x40:
+ return "Co-Processor";
+ case 0x41:
+ return "0xFE (Reserved)";
+ case 0xFF:
+ return "Unassigned Class (Vendor specific)";
+ }
+ return "Unknown";
+}
+
+const char *get_subclass(uint64_t class_code, uint64_t subclass)
+{
+ switch (class_code) {
+ case 0x0:
+ switch (subclass) {
+ case 0x0:
+ return "Non-VGA-Compatible";
+ case 0x1:
+ return "VGA-Compatible";
+ }
+ break;
+ case 0x1:
+ switch (subclass) {
+ case 0x0:
+ return "SCSI Bus Controller";
+ case 0x1:
+ return "IDE Controller";
+ case 0x2:
+ return "IPI Bus Controller";
+ case 0x3:
+ return "IPI Bus Controller";
+ case 0x4:
+ return "RAID Controller";
+ case 0x5:
+ return "ATA Controller";
+ case 0x6:
+ return "Serial ATA Controller";
+ case 0x7:
+ return "Serial Attached SCSI Controller";
+ case 0x8:
+ return "Non-Volatile Memory Controller";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x2:
+ switch (subclass) {
+ case 0x0:
+ return "Ethernet Controller";
+ case 0x1:
+ return "Token Ring Controller";
+ case 0x2:
+ return "FDDI Controller";
+ case 0x3:
+ return "ATM Controller";
+ case 0x4:
+ return "ISDN Controller";
+ case 0x5:
+ return "WorldFip Controller";
+ case 0x6:
+ return "PICMG 2.14 Multi Computing Controller";
+ case 0x7:
+ return "Infiniband Controller";
+ case 0x8:
+ return "Fabric Controller";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x3:
+ switch (subclass) {
+ case 0x0:
+ return "VGA Compatible Controller";
+ case 0x1:
+ return "XGA Controller";
+ case 0x2:
+ return "3D Controller (Not VGA-Compatible)";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x4:
+ switch (subclass) {
+ case 0x0:
+ return "Multimedia Video Controller";
+ case 0x1:
+ return "Multimedia Audio Controller";
+ case 0x2:
+ return "Computer Telephony Device";
+ case 0x3:
+ return "Audio Device";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x5:
+ switch (subclass) {
+ case 0x0:
+ return "RAM Controller";
+ case 0x1:
+ return "Flash Controller";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x6:
+ switch (subclass) {
+ case 0x0:
+ return "Host Bridge";
+ case 0x1:
+ return "ISA Bridge";
+ case 0x2:
+ return "EISA Bridge";
+ case 0x3:
+ return "MCA Bridge";
+ case 0x4:
+ return "PCI-to-PCI Bridge";
+ case 0x5:
+ return "PCMCIA Bridge";
+ case 0x6:
+ return "NuBus Bridge";
+ case 0x7:
+ return "CardBus Bridge";
+ case 0x8:
+ return "RACEway Bridge";
+ case 0x9:
+ return "PCI-to-PCI Bridge";
+ case 0xa:
+ return "InfiniBand-to-PCI Host Bridge";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x7:
+ switch (subclass) {
+ case 0x0:
+ return "Serial Controller";
+ case 0x1:
+ return "Parallel Controller";
+ case 0x2:
+ return "Multiport Serial Controller";
+ case 0x3:
+ return "Modem";
+ case 0x4:
+ return "IEEE 488.1/2 (GPIB) Controller";
+ case 0x5:
+ return "Smart Card Controller";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x8:
+ switch (subclass) {
+ case 0x0:
+ return "PIC";
+ case 0x1:
+ return "DMA Controller";
+ case 0x2:
+ return "Timer";
+ case 0x3:
+ return "RTC Controller";
+ case 0x4:
+ return "PCI Hot-Plug Controller";
+ case 0x5:
+ return "SD Host controller";
+ case 0x6:
+ return "IOMMU";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x9:
+ switch (subclass) {
+ case 0x0:
+ return "Keyboard Controller";
+ case 0x1:
+ return "Digitizer Pen";
+ case 0x2:
+ return "Mouse Controller";
+ case 0x3:
+ return "Scanner Controller";
+ case 0x4:
+ return "Gameport Controller";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0xa:
+ switch (subclass) {
+ case 0x0:
+ return "Generic";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0xb:
+ switch (subclass) {
+ case 0x0:
+ return "386";
+ case 0x1:
+ return "486";
+ case 0x2:
+ return "Pentium";
+ case 0x3:
+ return "Pentium Pro";
+ case 0x10:
+ return "Alpha";
+ case 0x20:
+ return "PowerPC";
+ case 0x30:
+ return "MIPS";
+ case 0x40:
+ return "Co-Processor";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0xc:
+ switch (subclass) {
+ case 0x0:
+ return "FireWire (IEEE 1394) Controller";
+ case 0x1:
+ return "ACCESS Bus Controller ";
+ case 0x2:
+ return "SSA";
+ case 0x3:
+ return "USB Controller";
+ case 0x4:
+ return "Fibre Channel";
+ case 0x5:
+ return "SMBus Controller";
+ case 0x6:
+ return "InfiniBand Controller";
+ case 0x7:
+ return "IPMI Interface";
+ case 0x8:
+ return "SERCOS Interface (IEC 61491)";
+ case 0x9:
+ return "CANbus Controller";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0xd:
+ switch (subclass) {
+ case 0x0:
+ return "iRDA Compatible Controller";
+ case 0x1:
+ return "Consumer IR Controller";
+ case 0x10:
+ return "RF Controller";
+ case 0x11:
+ return "Bluetooth Controller";
+ case 0x12:
+ return "Broadband Controller";
+ case 0x20:
+ return "Ethernet Controller (802.1a)";
+ case 0x21:
+ return "Ethernet Controller (802.1b) ";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0xe:
+ switch (subclass) {
+ case 0x0:
+ return "I20";
+ }
+ break;
+ case 0xf:
+ switch (subclass) {
+ case 0x1:
+ return "Satellite TV Controller";
+ case 0x2:
+ return "Satellite Audio Controller";
+ case 0x3:
+ return "Satellite Voice Controller";
+ case 0x4:
+ return "Satellite Data Controller";
+ }
+ break;
+ case 0x10:
+ switch (subclass) {
+ case 0x0:
+ return "Network and Computing Encrpytion/Decryption";
+ case 0x10:
+ return "Entertainment Encryption/Decryption";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ case 0x11:
+ switch (subclass) {
+ case 0x0:
+ return "DPIO Modules";
+ case 0x1:
+ return "Performance Counters";
+ case 0x10:
+ return "Communication Synchronizer";
+ case 0x20:
+ return "Signal Processing Management";
+ case 0x80:
+ return "Other";
+ }
+ break;
+ }
+ return NULL;
+}
+
+const char *get_progif(uint64_t class_code, uint64_t subclass, uint64_t progif)
+{
+ switch (class_code) {
+ case 0x1:
+ switch (subclass) {
+ case 0x6:
+ switch (progif) {
+ case 0x0:
+ return "Vendor Specific Interface";
+ case 0x1:
+ return "AHCI 1.0";
+ case 0x2:
+ return "Serial Storage Bus";
+ }
+ }
+ break;
+ case 0xc:
+ switch (subclass) {
+ case 0x3:
+ switch (progif) {
+ case 0x0:
+ return "UHCI Controller";
+ case 0x10:
+ return "OHCI Controller";
+ case 0x20:
+ return "EHCI (USB2) Controller";
+ case 0x30:
+ return "XHCI (USB3) Controller";
+ case 0x80:
+ return "Unspecified";
+ case 0xFE:
+ return "USB Device";
+ }
+ }
+ break;
+ }
+
+ return NULL;
+}
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-17 01:03:11 +0000