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Code Activity

tools/lib/atusb.c: added SRAM access to atusb driver

Browse Source 
- tools/atrf-proxy/PROTOCOL: documented new commands GETRAM and SETRAM
  for SRAM access
- tools/atrf-proxy/atrf-proxy.c (cmd_two, cmd_more): added "setram"
  command
- tools/atrf-proxy/atrf-proxy.c (cmd_more): added "getram" command
- tools/lib/atnet.c (atnet_sram_write, atnet_sram_read): SRAM access
  functions
- tools/lub/atnet.c (atnet_driver): added new functions to driver
  operations
This commit is contained in:
Werner Almesberger
2011-06-03 14:35:21 -03:00
parent 4aff7af370
commit 565fadf258
3 changed files with 71 additions and 0 deletions
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8
tools/atrf-proxy/PROTOCOL
View File

@@ -48,6 +48,14 @@ READ
+length raw-data
-message
SETRAM addr value
+[comment]
-message
GETRAM addr
+value
-message
POLL
+0|1
-message

25
tools/atrf-proxy/atrf-proxy.c
View File

@@ -103,6 +103,19 @@ static int cmd_two(struct atrf_dsc *dsc, struct netio *netio, const char *cmd)
return netio_printf(netio, "-I/O error\n");
return netio_printf(netio, "+\n");
}
if (!strcasecmp(cmd, "setram")) {
int val;
val = get_num(netio, 1, &ret);
if (val < 0)
return ret;
if (val > 255)
return netio_printf(netio, "-bad argument\n");
atrf_sram_write(dsc, n, val);
if (atrf_error(dsc))
return netio_printf(netio, "-I/O error\n");
return netio_printf(netio, "+\n");
}
abort();
}
@@ -113,6 +126,8 @@ static int cmd_more(struct atrf_dsc *dsc, struct netio *netio, const char *cmd)
if (!strcasecmp(cmd, "set"))
return cmd_two(dsc, netio, cmd);
if (!strcasecmp(cmd, "setram"))
return cmd_two(dsc, netio, cmd);
if (!strcasecmp(cmd, "write"))
return cmd_two(dsc, netio, cmd);
@@ -144,6 +159,16 @@ static int cmd_more(struct atrf_dsc *dsc, struct netio *netio, const char *cmd)
return netio_printf(netio, "-I/O error\n");
return netio_printf(netio, "+0x%02x\n", res);
}
if (!strcasecmp(cmd, "getram")) {
uint8_t res;
if (n > 255)
return netio_printf(netio, "-bad argument\n");
res = atrf_sram_read(dsc, n);
if (atrf_error(dsc))
return netio_printf(netio, "-I/O error\n");
return netio_printf(netio, "+0x%02x\n", res);
}
return netio_printf(netio, "-unrecognized command\n");
}