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my changes and then boom

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Able 2024-09-17 17:23:32 -05:00
parent 7a256dde68
commit f5f68bc2df
1 changed files with 18 additions and 6 deletions
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24
sysdata/libraries/pci/src/lib.hb
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@ -22,7 +22,12 @@ get_ids := fn(bus: u8, device: u8, function: u8): PCI_ID {
}
PciDeviceInfo := struct {
pci_id: PCI_ID,
header_type: u8,
device: u8,
bus: u8,
device_id: PCI_ID,
class: u16,
rev_id: u8,
}
calculate_address := fn(bus: u8, device: u8, function: u8, offset: u8): int {
@ -34,6 +39,14 @@ calculate_address := fn(bus: u8, device: u8, function: u8, offset: u8): int {
return address
}
get_header_type := fn(bus: u8, device: u8, function: u8): u8 {
res := config_read32(bus, device, function, 0xC)
ret := res >> 16
ret &= 0xFF
return ret
}
check_device := fn(bus: u8, device: u8): PciDeviceInfo {
pci_id := get_ids(bus, device, 0)
@ -42,16 +55,15 @@ check_device := fn(bus: u8, device: u8): PciDeviceInfo {
} else {
stn.log.info(":)\0")
}
address := calculate_address(bus, device, 0, 0x8)
reg2 := config_read32(bus, device, 0, 0x8)
class := reg2 >> 16 & 0xFFFF
b := "\0\0\0\0\0\0\0"
string.display_int(class, b)
stn.log.info(b)
header_type := get_header_type(bus, device, 0)
return PciDeviceInfo.(pci_id)
rev_id := reg2 & 0xFF
return PciDeviceInfo.(header_type, device, bus, pci_id, class, rev_id)
}
find_device := fn(vendor_id: int, device_id: int, pci_address: PCIAddress): PCI_ID {