root / lab4 / .minix-src / include / i386 / pci_intel.h @ 14
History | View | Annotate | Download (1.9 KB)
1 | 13 | up20180614 | /*
|
---|---|---|---|
2 | pci_intel.h
|
||
3 | |||
4 | Created: Jan 2000 by Philip Homburg <philip@cs.vu.nl>
|
||
5 | */
|
||
6 | |||
7 | #define PCII_CONFADD 0xCF8 |
||
8 | #define PCIIC_CODE 0x80000000 |
||
9 | #define PCIIC_BUSNUM_MASK 0xff0000 |
||
10 | #define PCIIC_BUSNUM_SHIFT 16 |
||
11 | #define PCIIC_DEVNUM_MASK 0xf800 |
||
12 | #define PCIIC_DEVNUM_SHIFT 11 |
||
13 | #define PCIIC_FUNCNUM_MASK 0x700 |
||
14 | #define PCIIC_FUNCNUM_SHIFT 8 |
||
15 | #define PCIIC_REGNUM_MASK 0xfc |
||
16 | #define PCIIC_REGNUM_SHIFT 2 |
||
17 | #define PCII_CONFDATA 0xCFC |
||
18 | |||
19 | #define PCII_SELREG_(bus, dev, func, reg) \
|
||
20 | (PCIIC_CODE | \ |
||
21 | (((bus) << PCIIC_BUSNUM_SHIFT) & PCIIC_BUSNUM_MASK) | \ |
||
22 | (((dev) << PCIIC_DEVNUM_SHIFT) & PCIIC_DEVNUM_MASK) | \ |
||
23 | (((func) << PCIIC_FUNCNUM_SHIFT) & PCIIC_FUNCNUM_MASK) | \ |
||
24 | ((((reg)/4) << PCIIC_REGNUM_SHIFT) & PCIIC_REGNUM_MASK))
|
||
25 | #define PCII_UNSEL (0) |
||
26 | |||
27 | #define PCII_RREG8_(bus, dev, func, reg) \
|
||
28 | (pci_outl(PCII_CONFADD, PCII_SELREG_(bus, dev, func, reg)), \ |
||
29 | pci_inb(PCII_CONFDATA+((reg)&3)))
|
||
30 | #define PCII_RREG16_(bus, dev, func, reg) \
|
||
31 | (pci_outl(PCII_CONFADD, PCII_SELREG_(bus, dev, func, reg)), \ |
||
32 | pci_inw(PCII_CONFDATA+((reg)&2)))
|
||
33 | #define PCII_RREG32_(bus, dev, func, reg) \
|
||
34 | (pci_outl(PCII_CONFADD, PCII_SELREG_(bus, dev, func, reg)), \ |
||
35 | pci_inl(PCII_CONFDATA)) |
||
36 | |||
37 | #define PCII_WREG8_(bus, dev, func, reg, val) \
|
||
38 | (pci_outl(PCII_CONFADD, PCII_SELREG_(bus, dev, func, reg)), \ |
||
39 | pci_outb(PCII_CONFDATA+((reg)&3), (val)))
|
||
40 | #define PCII_WREG16_(bus, dev, func, reg, val) \
|
||
41 | (pci_outl(PCII_CONFADD, PCII_SELREG_(bus, dev, func, reg)), \ |
||
42 | pci_outw(PCII_CONFDATA+((reg)&2), (val)))
|
||
43 | #define PCII_WREG32_(bus, dev, func, reg, val) \
|
||
44 | (pci_outl(PCII_CONFADD, PCII_SELREG_(bus, dev, func, reg)), \ |
||
45 | pci_outl(PCII_CONFDATA, (val))) |
||
46 | |||
47 | /* PIIX configuration registers */
|
||
48 | #define PIIX_PIRQRCA 0x60 |
||
49 | #define PIIX_IRQ_DI 0x80 |
||
50 | #define PIIX_IRQ_MASK 0x0F |
||
51 | |||
52 | /* PIIX extensions to the PIC */
|
||
53 | #define PIIX_ELCR1 0x4D0 |
||
54 | #define PIIX_ELCR2 0x4D1 |
||
55 | |||
56 | /*
|
||
57 | * $PchId: pci_intel.h,v 1.1 2000/08/12 11:20:17 philip Exp $
|
||
58 | */ |