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| 1809 | decky | 1 | /* |
| 2 | * Copyright (C) 2001-2004 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 | /** @addtogroup xen32mm |
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| 30 | * @{ |
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| 31 | */ |
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| 32 | /** @file |
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| 33 | * @ingroup xen32mm |
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| 34 | */ |
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| 35 | |||
| 36 | #include <mm/frame.h> |
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| 37 | #include <arch/mm/frame.h> |
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| 38 | #include <mm/as.h> |
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| 39 | #include <config.h> |
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| 40 | #include <arch/boot/boot.h> |
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| 41 | #include <panic.h> |
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| 42 | #include <debug.h> |
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| 43 | #include <align.h> |
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| 44 | #include <macros.h> |
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| 45 | |||
| 46 | #include <print.h> |
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| 47 | #include <console/cmd.h> |
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| 48 | #include <console/kconsole.h> |
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| 49 | |||
| 50 | uintptr_t last_frame = 0; |
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| 51 | |||
| 52 | void frame_arch_init(void) |
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| 53 | { |
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| 54 | static pfn_t minconf; |
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| 55 | |||
| 56 | if (config.cpu_active == 1) { |
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| 57 | minconf = 1; |
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| 58 | #ifdef CONFIG_SIMICS_FIX |
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| 59 | minconf = max(minconf, ADDR2PFN(0x10000)); |
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| 60 | #endif |
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| 61 | |||
| 62 | /* Reserve frame 0 (BIOS data) */ |
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| 63 | frame_mark_unavailable(0, 1); |
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| 64 | |||
| 65 | #ifdef CONFIG_SIMICS_FIX |
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| 66 | /* Don't know why, but these addresses help */ |
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| 67 | frame_mark_unavailable(0xd000 >> FRAME_WIDTH,3); |
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| 68 | #endif |
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| 69 | } |
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| 70 | } |
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| 71 | |||
| 72 | /** @} |
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| 73 | */ |