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annotate gsm-fw/lldbg/cmd_r32.c @ 975:0d7cc054ef72

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rvinterf/lowlevel: updates for the new knowledge of TM predating ETM
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sun, 15 Nov 2015 04:26:10 +0000
parents f5affe83ba2d
children
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865
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1 /*
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2 * r32 hexaddr -- read a 32-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 lldbg_cmd_r32(argbulk)
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10 char *argbulk;
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11 {
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12 char *argv[2];
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13 u_long addr;
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14
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15 if (lldbg_parse_args(argbulk, 1, 1, argv, 0) < 0)
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16 return;
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17 if (lldbg_parse_hexarg(argv[0], 8, &addr) < 0) {
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18 lldbg_printf("ERROR: argument 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 (addr & 3) {
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22 lldbg_printf("ERROR: unaligned address\n");
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23 return;
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24 }
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25 lldbg_printf("%08X\n", *(volatile u32 *)addr);
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26 }