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| Rev 3908 | Rev 3910 | ||
|---|---|---|---|
| Line 75... | Line 75... | ||
| 75 | * mapped devices and cannot be used. |
75 | * mapped devices and cannot be used. |
| 76 | * |
76 | * |
| 77 | */ |
77 | */ |
| 78 | static bool frame_available(pfn_t frame) |
78 | static bool frame_available(pfn_t frame) |
| 79 | { |
79 | { |
| 80 | #ifdef msim |
80 | #ifdef MACHINE_msim |
| 81 | /* MSIM device (dprinter) */ |
81 | /* MSIM device (dprinter) */ |
| 82 | if (frame == (KA2PA(MSIM_VIDEORAM) >> ZERO_PAGE_WIDTH)) |
82 | if (frame == (KA2PA(MSIM_VIDEORAM) >> ZERO_PAGE_WIDTH)) |
| 83 | return false; |
83 | return false; |
| 84 | 84 | ||
| 85 | /* MSIM device (dkeyboard) */ |
85 | /* MSIM device (dkeyboard) */ |
| 86 | if (frame == (KA2PA(MSIM_KBD_ADDRESS) >> ZERO_PAGE_WIDTH)) |
86 | if (frame == (KA2PA(MSIM_KBD_ADDRESS) >> ZERO_PAGE_WIDTH)) |
| 87 | return false; |
87 | return false; |
| 88 | #endif |
88 | #endif |
| 89 | 89 | ||
| 90 | #ifdef simics |
90 | #ifdef MACHINE_simics |
| 91 | /* Simics device (serial line) */ |
91 | /* Simics device (serial line) */ |
| 92 | if (frame == (KA2PA(SERIAL_ADDRESS) >> ZERO_PAGE_WIDTH)) |
92 | if (frame == (KA2PA(SERIAL_ADDRESS) >> ZERO_PAGE_WIDTH)) |
| 93 | return false; |
93 | return false; |
| 94 | #endif |
94 | #endif |
| 95 | 95 | ||
| 96 | #if defined(lgxemul) || defined(bgxemul) |
96 | #if defined(MACHINE_lgxemul) || defined(MACHINE_bgxemul) |
| 97 | /* gxemul devices */ |
97 | /* gxemul devices */ |
| 98 | if (overlaps(frame << ZERO_PAGE_WIDTH, ZERO_PAGE_SIZE, |
98 | if (overlaps(frame << ZERO_PAGE_WIDTH, ZERO_PAGE_SIZE, |
| 99 | 0x10000000, MB2SIZE(256))) |
99 | 0x10000000, MB2SIZE(256))) |
| 100 | return false; |
100 | return false; |
| 101 | #endif |
101 | #endif |