FreeCalypso > hg > freecalypso-tools

annotate rvinterf/etmsync/memcmd.c @ 746:f19c347d0a80

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tiffs-mkfile utility written
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 19 Oct 2020 17:39:19 +0000
parents e7502631a0f9
children
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Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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Mychaela Falconia <falcon@freecalypso.org>
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2 * User commands for reading memory regions and Calypso die ID via ETM
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Mychaela Falconia <falcon@freecalypso.org>
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3 */
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Mychaela Falconia <falcon@freecalypso.org>
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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Mychaela Falconia <falcon@freecalypso.org>
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10 #include "etm.h"
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Mychaela Falconia <falcon@freecalypso.org>
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11 #include "tm3.h"
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12 #include "limits.h"
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13 #include "localtypes.h"
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14 #include "exitcodes.h"
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15
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16 static void
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17 memdump_line(addr, buf, len)
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18 u32 addr;
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19 u_char *buf;
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20 {
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21 int i, c;
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22
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23 printf("%08X: ", addr);
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24 for (i = 0; i < 16; i++) {
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25 if (i < len)
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26 printf("%02X ", buf[i]);
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27 else
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Mychaela Falconia <falcon@freecalypso.org>
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28 fputs(" ", stdout);
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29 if (i == 7 || i == 15)
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30 putchar(' ');
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31 }
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32 for (i = 0; i < len; i++) {
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33 c = buf[i];
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34 if (c < ' ' || c > '~')
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35 c = '.';
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36 putchar(c);
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37 }
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38 putchar('\n');
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39 }
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40
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41 cmd_memdump(argc, argv)
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42 char **argv;
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43 {
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44 u_char databuf[MAX_MEMREAD_BYTES];
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45 u32 memaddr;
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Mychaela Falconia <falcon@freecalypso.org>
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46 int rc, sz, off, l;
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47
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48 memaddr = strtoul(argv[1], 0, 16);
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49 sz = strtoul(argv[2], 0, 16);
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50 rc = do_memory_read(memaddr, databuf, sz);
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51 if (rc)
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52 return(rc);
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53 for (off = 0; off < sz; off += 16) {
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54 l = sz - off;
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55 if (l > 16)
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56 l = 16;
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57 memdump_line(memaddr + off, databuf + off, l);
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58 }
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59 return(0);
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60 }
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61
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62 cmd_omemdump(argc, argv)
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63 char **argv;
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64 {
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65 u_char databuf[TM3_MEMREAD_MAX];
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66 u32 memaddr;
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67 int rc, sz, off, l;
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68
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69 memaddr = strtoul(argv[1], 0, 16);
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70 sz = strtoul(argv[2], 0, 16);
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71 rc = do_memory_read_tm3(memaddr, databuf, sz);
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72 if (rc)
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73 return(rc);
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74 for (off = 0; off < sz; off += 16) {
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75 l = sz - off;
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76 if (l > 16)
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77 l = 16;
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78 memdump_line(memaddr + off, databuf + off, l);
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79 }
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80 return(0);
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81 }
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82
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83 cmd_dieid()
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84 {
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85 u_char buf[8];
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86 int rc;
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87
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88 rc = do_dieid_read(buf);
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89 if (rc)
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90 return(rc);
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Mychaela Falconia <falcon@freecalypso.org>
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91 printf("%02X %02X %02X %02X %02X %02X %02X %02X\n", buf[0], buf[1],
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Mychaela Falconia <falcon@freecalypso.org>
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92 buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]);
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93 return(0);
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94 }