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annotate target-utils/pirexplore/lcd.c @ 74:8138a6380ae3

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pirexplore: attempt to play with SPCA552E
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sat, 27 Jul 2013 07:30:08 +0000
parents
children 07b686248ab7
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74
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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1 #include <sys/types.h>
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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2 #include "types.h"
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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3
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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4 void
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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5 cmd_spca(argbulk)
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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6 char *argbulk;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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7 {
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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8 char *argv[3];
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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9 u_long addr, data;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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10
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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11 if (parse_args(argbulk, 2, 2, argv, 0) < 0)
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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12 return;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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13 if (parse_hexarg(argv[0], 4, &addr) < 0) {
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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14 printf("ERROR: arg1 must be a valid 16-bit hex value\n");
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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15 return;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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16 }
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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17 if (parse_hexarg(argv[1], 4, &data) < 0) {
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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18 printf("ERROR: arg2 must be a valid 16-bit hex value\n");
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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19 return;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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20 }
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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21 *(volatile u16 *)0x02800000 = addr;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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22 *(volatile u16 *)0x02800002 = data;
8138a6380ae3 pirexplore: attempt to play with SPCA552E
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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23 }