1 | /* |
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2 | * CSB337 and CSB637 (KIT637_V6) Memory map |
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3 | * |
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4 | * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com> |
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5 | * File from the old CSB337 RTEMS BSP |
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6 | * |
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7 | * Modified by Joel Sherill |
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8 | * from OAR Corporation and |
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9 | * Fernando Nicodemos <fgnicodemos@terra.com.br> |
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10 | * from NCB - Sistemas Embarcados Ltda. (Brazil) |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.org/license/LICENSE. |
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15 | */ |
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16 | |
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17 | #include <rtems.h> |
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18 | #include <libcpu/mmu.h> |
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19 | |
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20 | #include <bspopts.h> |
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21 | |
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22 | /* Remember, the ARM920 has 64 TLBs. If you have more 1MB sections than |
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23 | * that, you'll have TLB lookups, which could hurt performance. |
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24 | */ |
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25 | mmu_sect_map_t mem_map[] = { |
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26 | /* <phys addr> <virt addr> <size> <flags> */ |
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27 | {0x00200000, 0x00000000, 1, MMU_CACHE_NONE}, /* SRAM */ |
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28 | {0x00200000, 0x00200000, 1, MMU_CACHE_NONE}, /* SRAM */ |
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29 | {0x10000000, 0x10000000, 8, MMU_CACHE_NONE}, /* FLASH */ |
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30 | #if csb637 /* CSB637 or KIT637_V6 */ |
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31 | {0x20000000, 0x20000000, 64, MMU_CACHE_WTHROUGH}, /* SDRAM */ |
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32 | #elif kit637_v6 |
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33 | {0x20000000, 0x20000000, 64, MMU_CACHE_WTHROUGH}, /* SDRAM */ |
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34 | #else /* CSB337 */ |
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35 | {0x20000000, 0x20000000, 32, MMU_CACHE_WTHROUGH}, /* SDRAM */ |
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36 | #endif |
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37 | #if ENABLE_LCD /* KIT637_V6 Video buffer */ |
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38 | {0x30000000, 0x30000000, 8, MMU_CACHE_NONE}, /* Video buffer - 8MB */ |
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39 | #else /* CSB337 Video buffer */ |
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40 | {0x30000000, 0x30000000, 1, MMU_CACHE_NONE}, /* Video buffer - 1MB */ |
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41 | #endif |
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42 | {0x40000000, 0x40000000, 1, MMU_CACHE_NONE}, /* Expansion CS0 */ |
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43 | {0x50000000, 0x50000000, 1, MMU_CACHE_NONE}, /* CF CE 1 */ |
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44 | {0x60000000, 0x60000000, 1, MMU_CACHE_NONE}, /* CF CE 1 */ |
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45 | {0x70000000, 0x70000000, 1, MMU_CACHE_NONE}, /* CF CE 2 */ |
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46 | {0x80000000, 0x80000000, 1, MMU_CACHE_NONE}, /* Expansion CS0 */ |
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47 | {0xfff00000, 0xfff00000, 1, MMU_CACHE_NONE}, /* Internal regs */ |
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48 | {0x00000000, 0x00000000, 0, 0} /* The end */ |
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49 | }; |
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50 | |
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