summaryrefslogtreecommitdiffhomepage
path: root/KernelKit/PCI/PCI.hpp
blob: c553368444701d4799339e98b47956b7b2521d2e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
/*
 *	========================================================
 *
 *	hCore
 * 	Copyright XPX Corp, all rights reserved.
 *
 * 	========================================================
 */
#pragma once

#include <NewKit/Defines.hpp>

#define PCI_CONFIG_ADDRESS (0xCF8)
#define PCI_CONFIG_DATA (0xCFC)

#define PCI_DEVICE_COUNT (32)
#define PCI_FUNC_COUNT (8)
#define PCI_BUS_COUNT (255)

namespace hCore::PCI {
// model
    struct DeviceHeader {
        UInt16 VendorId;
        UInt16 DeviceId;
        UInt8 Command;
        UInt8 Status;
        UInt8 RevisionId;
        UInt8 ProgIf;
        UInt8 SubClass;
        UInt8 Class;
        UInt8 CacheLineSz;
        UInt8 LatencyTimer;
        UInt8 HeaderType;
        UInt8 Bist;
        UInt8 Bus;
        UInt8 Device;
        UInt8 Function;
    };

    namespace Detail {
        class BAR {
        public:
            UIntPtr BAR;
            SizeT Size;
        };
    } // namespace Detail

    class BAR {
    public:
        Detail::BAR BAR1;
        Detail::BAR BAR2;
        Detail::BAR BAR3;
        Detail::BAR BAR4;
        Detail::BAR BAR5;
    };
} // namespace hCore::PCI