FreeCalypso > hg > freecalypso-tools
annotate target-utils/c139explore/backlight.c @ 416:30f6d1c32c6f
doc/Flash-boot-defect article removed (no longer relevant)
This article is no longer relevant because the issue in question
only affected one (1) defective FCDEV3B board which was not
and never will be sold.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 26 Oct 2018 07:11:08 +0000 |
parents | 5d9d95530256 |
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1 #include <sys/types.h> |
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target-utils/c139explore/backlight.c: use our own strings.h
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2 #include <strings.h> |
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3 #include "types.h" |
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4 #include "abbdefs.h" |
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5 |
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6 #define GPIO_OUT_REG (*(volatile u16 *) 0xfffe4802) |
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7 #define BACKLIGHT_GPIO_MASK 0x0002 |
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8 |
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9 #define AUXLED_KPBL_OFF 0x000 |
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10 #define AUXLED_KPBL_ON 0x002 |
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11 |
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12 void |
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13 cmd_dbl(argbulk) |
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14 char *argbulk; |
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15 { |
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16 char *argv[2]; |
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17 |
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18 if (parse_args(argbulk, 1, 1, argv, 0) < 0) |
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19 return; |
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20 if (!strcmp(argv[0], "on")) |
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21 GPIO_OUT_REG |= BACKLIGHT_GPIO_MASK; |
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22 else if (!strcmp(argv[0], "off")) |
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23 GPIO_OUT_REG &= ~BACKLIGHT_GPIO_MASK; |
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24 else |
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25 printf("ERROR: \"on\" or \"off\" argument expected\n"); |
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26 } |
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27 |
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28 void |
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29 cmd_kpbl(argbulk) |
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30 char *argbulk; |
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31 { |
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32 char *argv[2]; |
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33 |
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34 if (parse_args(argbulk, 1, 1, argv, 0) < 0) |
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35 return; |
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36 if (!strcmp(argv[0], "on")) |
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37 abb_reg_write(AUXLED, AUXLED_KPBL_ON); |
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38 else if (!strcmp(argv[0], "off")) |
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39 abb_reg_write(AUXLED, AUXLED_KPBL_OFF); |
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40 else |
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41 printf("ERROR: \"on\" or \"off\" argument expected\n"); |
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42 } |