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432 | jermar | 1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
29 | #ifndef __ia64_REGISTER_H__ |
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30 | #define __ia64_REGISTER_H__ |
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31 | |||
32 | #include <arch/types.h> |
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33 | |||
34 | #define CR_IVR_MASK 0xf |
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35 | #define PSR_I_MASK 0x4000 |
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36 | |||
433 | jermar | 37 | /** External Interrupt Vector Register */ |
38 | union cr_ivr { |
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39 | __u8 vector; |
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40 | __u64 value; |
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41 | }; |
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42 | |||
43 | typedef union cr_ivr cr_ivr_t; |
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44 | |||
45 | /** Task Priority Register */ |
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46 | union cr_tpr { |
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47 | struct { |
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48 | unsigned : 4; |
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49 | unsigned mic: 4; /**< Mask Interrupt Class. */ |
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50 | unsigned : 8; |
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51 | unsigned mmi: 1; /**< Mask Maskable Interrupts. */ |
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52 | } __attribute__ ((packed)); |
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53 | __u64 value; |
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54 | }; |
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55 | |||
56 | typedef union cr_tpr cr_tpr_t; |
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57 | |||
58 | /** Interval Timer Vector */ |
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59 | union cr_itv { |
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60 | struct { |
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61 | unsigned vector : 8; |
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62 | unsigned : 4; |
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63 | unsigned : 1; |
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64 | unsigned : 3; |
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65 | unsigned m : 1; /**< Mask. */ |
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66 | } __attribute__ ((packed)); |
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67 | __u64 value; |
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68 | }; |
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69 | |||
70 | typedef union cr_itv cr_itv_t; |
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71 | |||
432 | jermar | 72 | #endif |