Last change
on this file was
1799,
checked in by murphpo, 12 years ago
|
Adding WARP v3 hardware files (schematics, FPGA pinout, configuration CPLD source)
|
File size:
844 bytes
|
Line | |
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1 | ------------------------------------------------------------------------------- |
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2 | -- |
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3 | -- SD/MMC Bootloader |
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4 | -- |
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5 | -- $Id: spi_boot_pack-p.vhd 77 2009-04-01 19:53:14Z arniml $ |
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6 | -- |
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7 | ------------------------------------------------------------------------------- |
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8 | |
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9 | library ieee; |
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10 | use ieee.std_logic_1164.all; |
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11 | |
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12 | package spi_boot_pack is |
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13 | |
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14 | function "=" (a : std_logic; b : integer) return boolean; |
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15 | |
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16 | end spi_boot_pack; |
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17 | |
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18 | package body spi_boot_pack is |
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19 | |
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20 | function "=" (a : std_logic; b : integer) return boolean is |
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21 | variable result_v : boolean; |
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22 | begin |
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23 | result_v := false; |
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24 | |
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25 | case a is |
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26 | when '0' => |
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27 | if b = 0 then |
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28 | result_v := true; |
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29 | end if; |
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30 | |
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31 | when '1' => |
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32 | if b = 1 then |
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33 | result_v := true; |
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34 | end if; |
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35 | |
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36 | when others => |
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37 | null; |
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38 | |
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39 | end case; |
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40 | |
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41 | return result_v; |
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42 | end; |
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43 | |
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44 | end spi_boot_pack; |
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