[b7a6d23a] | 1 | #ifndef RTEMS_PCI_IO_REMAP_H |
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| 2 | #define RTEMS_PCI_IO_REMAP_H |
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| 3 | /* Reconfigure all I/O base address registers for a range of PCI busses |
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| 4 | * (from and including 'bus_from' up to and not including 'bus_to'). |
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| 5 | * adding an offset. This involves adjusting the base and limit registers |
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| 6 | * of PCI-PCI bridges, too. |
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| 7 | * |
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| 8 | * RESTRICTIONS: 'offset' must be 4k aligned (PCI req.); no argument check |
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| 9 | * on the bus numbers is done. |
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| 10 | * |
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| 11 | * RETURNS: 0 on success and a number > 0 indicating the number of |
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| 12 | * non-32bit bridges found where the offset couldn't be added. |
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| 13 | * Devices behind such a bridge are not accessible through I/O |
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| 14 | * and should probably be switched off (not done by this code). |
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| 15 | */ |
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| 16 | |
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| 17 | int |
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| 18 | rtems_pci_io_remap(int bus_from, int bus_to, uint32_t offset); |
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| 19 | |
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| 20 | /* |
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| 21 | * Authorship |
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| 22 | * ---------- |
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| 23 | * This software ('beatnik' RTEMS BSP for MVME6100 and MVME5500) was |
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| 24 | * created by Till Straumann <strauman@slac.stanford.edu>, 2005-2007, |
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| 25 | * Stanford Linear Accelerator Center, Stanford University. |
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| 26 | * |
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| 27 | * Acknowledgement of sponsorship |
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| 28 | * ------------------------------ |
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| 29 | * The 'beatnik' BSP was produced by |
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| 30 | * the Stanford Linear Accelerator Center, Stanford University, |
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| 31 | * under Contract DE-AC03-76SFO0515 with the Department of Energy. |
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| 32 | * |
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| 33 | * Government disclaimer of liability |
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| 34 | * ---------------------------------- |
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| 35 | * Neither the United States nor the United States Department of Energy, |
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| 36 | * nor any of their employees, makes any warranty, express or implied, or |
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| 37 | * assumes any legal liability or responsibility for the accuracy, |
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| 38 | * completeness, or usefulness of any data, apparatus, product, or process |
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| 39 | * disclosed, or represents that its use would not infringe privately owned |
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| 40 | * rights. |
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| 41 | * |
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| 42 | * Stanford disclaimer of liability |
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| 43 | * -------------------------------- |
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| 44 | * Stanford University makes no representations or warranties, express or |
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| 45 | * implied, nor assumes any liability for the use of this software. |
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| 46 | * |
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| 47 | * Stanford disclaimer of copyright |
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| 48 | * -------------------------------- |
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| 49 | * Stanford University, owner of the copyright, hereby disclaims its |
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| 50 | * copyright and all other rights in this software. Hence, anyone may |
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| 51 | * freely use it for any purpose without restriction. |
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| 52 | * |
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| 53 | * Maintenance of notices |
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| 54 | * ---------------------- |
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| 55 | * In the interest of clarity regarding the origin and status of this |
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| 56 | * SLAC software, this and all the preceding Stanford University notices |
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| 57 | * are to remain affixed to any copy or derivative of this software made |
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| 58 | * or distributed by the recipient and are to be affixed to any copy of |
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| 59 | * software made or distributed by the recipient that contains a copy or |
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| 60 | * derivative of this software. |
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| 61 | * |
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| 62 | * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03 |
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| 63 | */ |
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| 64 | |
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| 65 | #endif |
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| 66 | |
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