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annotate target-utils/libcommon/cmd_w8.c @ 603:d638de8cc6b8

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gsm-fw/L1/audio_*/*.h: replacing Leonardo headers with LoCosto versions
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Thu, 28 Aug 2014 18:40:12 +0000
parents 4c78fc688127
children
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16
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1 /*
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2 * w8 hexaddr xx -- write an 8-bit register or memory location
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3 */
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4
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5 #include <sys/types.h>
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6 #include "types.h"
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7
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8 void
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9 cmd_w8(argbulk)
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10 char *argbulk;
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11 {
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12 char *argv[3];
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13 u_long addr, data;
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14
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15 if (parse_args(argbulk, 2, 2, argv, 0) < 0)
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16 return;
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17 if (parse_hexarg(argv[0], 8, &addr) < 0) {
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18 printf("ERROR: arg1 must be a valid 32-bit hex address\n");
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19 return;
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20 }
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21 if (parse_hexarg(argv[1], 2, &data) < 0) {
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22 printf("ERROR: arg2 must be a valid 8-bit hex value\n");
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23 return;
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24 }
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25 *(volatile u8 *)addr = data;
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26 }