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