mirrors/serenity
1
0
Fork 0
mirror of https://github.com/SerenityOS/serenity.git synced 2025-01-23 18:02:05 -05:00
Code Issues Projects Releases Packages Wiki Activity

Kernel: Reduce code duplication in the PCI IO access read helpers

Browse source 
We just call the early helpers as they do the same thing like the IO
access helpers.
This commit is contained in:
Liav A 2020-10-31 22:26:47 +02:00 • committed by Andreas Kling
parent 6131048a5f
commit 4007ba5137
1 changed files with 3 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
Kernel/PCI/IOAccess.cpp
View file

@ -46,20 +46,17 @@ IOAccess::IOAccess()
u8 IOAccess::read8_field(Address address, u32 field) u8 IOAccess::read8_field(Address address, u32 field)
{ {
IO::out32(PCI_ADDRESS_PORT, address.io_address_for_field(field)); return Access::early_read8_field(address, field);
return IO::in8(PCI_VALUE_PORT + (field & 3));
} }
u16 IOAccess::read16_field(Address address, u32 field) u16 IOAccess::read16_field(Address address, u32 field)
{ {
IO::out32(PCI_ADDRESS_PORT, address.io_address_for_field(field)); return Access::early_read16_field(address, field);
return IO::in16(PCI_VALUE_PORT + (field & 2));
} }
u32 IOAccess::read32_field(Address address, u32 field) u32 IOAccess::read32_field(Address address, u32 field)
{ {
IO::out32(PCI_ADDRESS_PORT, address.io_address_for_field(field)); return Access::early_read32_field(address, field);
return IO::in32(PCI_VALUE_PORT);
} }
void IOAccess::write8_field(Address address, u32 field, u8 value) void IOAccess::write8_field(Address address, u32 field, u8 value)