69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
#ifndef _PCI_H_
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#define _PCI_H_
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/*
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* This file is part of BaS_gcc.
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*
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* BaS_gcc is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* BaS_gcc is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with BaS_gcc. If not, see <http://www.gnu.org/licenses/>.
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*
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* Created on: 26.02.2013
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* Author: Markus Fröschle
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*/
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#define PCI_MEMORY_OFFSET (0x80000000)
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#define PCI_MEMORY_SIZE (0x40000000)
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#define PCI_IO_OFFSET (0xD0000000)
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#define PCI_IO_SIZE (0x10000000)
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/* PCI configuration space macros */
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/* register 0x00 macros */
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#define PCI_VENDOR_ID(i) ((i) & 0xffff)
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#define PCI_DEVICE_ID(i) (((i) & 0xffff0000) >> 16)
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/* register 0x04 macros */
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#define PCI_STATUS(i) (((i) >> 16) & 0xffff)
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#define PCI_COMMAND(i) ((i) & 0xffff)
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/* register 0x08 macros */
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#define PCI_CLASS_CODE(i) (((i) & 0xff000000) >> 24)
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#define PCI_SUBCLASS(i) (((i) & 0xff0000) >> 16)
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#define PCI_PROF_IF(i) (((i) & 0xff00) >> 8)
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#define PCI_REVISION_ID(i) (((i) & 0xff))
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/* register 0x0c macros */
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#define PCI_BIST(i) (((i) & 0xff000000) >> 24)
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#define PCI_HEADER_TYPE(i) (((i) & 0xff0000) >> 16)
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#define PCI_LAT_TIMER(i) (((i) & 0xff00) >> 8)
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#define PCI_CACHELINE_SIZE(i) (((i) & 0xff))
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/* register 0x2c macros */
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#define PCI_SUBSYS_ID(i) (((i) & 0xffff0000) >> 16)
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#define PCI_SUBSYS_VID(i) (((i) & 0xffff))
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/* register 0x34 macros */
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#define PCI_CAPABILITIES(i) ((i) & 0xff)
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/* register 0x3c macros */
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#define PCI_MAX_LATENCY(i) (((i) & 0xff000000) >> 24)
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#define PCI_MIN_GRANT(i) (((i) & 0xff0000) >> 16)
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#define PCI_INTERRUPT_PIN(i) (((i) & 0xff00) >> 8)
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#define PCI_INTERRUPT_LINE(i) (((i)) & 0xff)
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extern void init_eport(void);
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extern void init_xlbus_arbiter(void);
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extern void init_pci(void);
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#endif /* _PCI_H_ */
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