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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