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pci: extend Pci utilities for bridge drivers

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This commit is contained in:
Stefan Kalkowski 2022-05-16 15:55:15 +02:00 committed by Christian Helmuth
parent 55795127a3
commit f9a29f291e
1 changed files with 19 additions and 3 deletions
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22
repos/os/include/pci/config.h
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@ -142,8 +142,15 @@ struct Pci::Config : Genode::Mmio
struct Capability_pointer : Register<0x34, 8> {};
struct Irq_line : Register<0x3c, 8> {};
struct Irq_pin : Register<0x3d, 8> {};
struct Irq_line : Register<0x3c, 8>
{
enum { UNKNOWN = 0xff };
};
struct Irq_pin : Register<0x3d, 8>
{
enum { NO_INT = 0, INTA, INTB, INTC, INTD };
};
/**********************
@ -418,6 +425,9 @@ struct Pci::Config : Genode::Mmio
Genode::Constructible<Pci_express_capability> pci_e_cap {};
Genode::Constructible<Advanced_error_reporting_capability> adv_err_cap {};
Base_address bar0 { base() + BASE_ADDRESS_0 };
Base_address bar1 { base() + BASE_ADDRESS_0 + 0x4 };
void clear_errors() {
if (adv_err_cap.constructed()) adv_err_cap->clear(); }
@ -522,6 +532,11 @@ struct Pci::Config_type0 : Pci::Config
struct Expansion_rom_base_addr : Register<0x30, 32> {};
using Pci::Config::Config;
Base_address bar2 { base() + BASE_ADDRESS_0 + 0x8 };
Base_address bar3 { base() + BASE_ADDRESS_0 + 0xc };
Base_address bar4 { base() + BASE_ADDRESS_0 + 0x10 };
Base_address bar5 { base() + BASE_ADDRESS_0 + 0x14 };
};
@ -536,7 +551,8 @@ struct Pci::Config_type1 : Pci::Config
struct Io_base_limit : Register<0x1c, 16> {};
struct Memory_base_limit : Register<0x20, 32> {};
struct Memory_base : Register<0x20, 16> {};
struct Memory_limit : Register<0x22, 16> {};
struct Prefetchable_memory_base : Register<0x24, 32> {};
struct Prefetchable_memory_base_upper : Register<0x28, 32> {};