upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
94 lines
2.1 KiB
94 lines
2.1 KiB
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (c) 2014 Google, Inc
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <iotrace.h>
|
|
|
|
static void do_print_stats(void)
|
|
{
|
|
ulong start, size, offset, count;
|
|
|
|
printf("iotrace is %sabled\n", iotrace_get_enabled() ? "en" : "dis");
|
|
iotrace_get_buffer(&start, &size, &offset, &count);
|
|
printf("Start: %08lx\n", start);
|
|
printf("Size: %08lx\n", size);
|
|
iotrace_get_region(&start, &size);
|
|
printf("Region: %08lx\n", start);
|
|
printf("Size: %08lx\n", size);
|
|
printf("Offset: %08lx\n", offset);
|
|
printf("Output: %08lx\n", start + offset);
|
|
printf("Count: %08lx\n", count);
|
|
printf("CRC32: %08lx\n", (ulong)iotrace_get_checksum());
|
|
}
|
|
|
|
static int do_set_buffer(int argc, char * const argv[])
|
|
{
|
|
ulong addr = 0, size = 0;
|
|
|
|
if (argc == 2) {
|
|
addr = simple_strtoul(*argv++, NULL, 16);
|
|
size = simple_strtoul(*argv++, NULL, 16);
|
|
} else if (argc != 0) {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
iotrace_set_buffer(addr, size);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_set_region(int argc, char * const argv[])
|
|
{
|
|
ulong addr = 0, size = 0;
|
|
|
|
if (argc == 2) {
|
|
addr = simple_strtoul(*argv++, NULL, 16);
|
|
size = simple_strtoul(*argv++, NULL, 16);
|
|
} else if (argc != 0) {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
iotrace_set_region(addr, size);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_iotrace(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
const char *cmd = argc < 2 ? NULL : argv[1];
|
|
|
|
if (!cmd)
|
|
return cmd_usage(cmdtp);
|
|
switch (*cmd) {
|
|
case 'b':
|
|
return do_set_buffer(argc - 2, argv + 2);
|
|
case 'l':
|
|
return do_set_region(argc - 2, argv + 2);
|
|
case 'p':
|
|
iotrace_set_enabled(0);
|
|
break;
|
|
case 'r':
|
|
iotrace_set_enabled(1);
|
|
break;
|
|
case 's':
|
|
do_print_stats();
|
|
break;
|
|
default:
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
iotrace, 4, 1, do_iotrace,
|
|
"iotrace utility commands",
|
|
"stats - display iotrace stats\n"
|
|
"iotrace buffer <address> <size> - set iotrace buffer\n"
|
|
"iotrace limit <address> <size> - set iotrace region limit\n"
|
|
"iotrace pause - pause tracing\n"
|
|
"iotrace resume - resume tracing"
|
|
);
|
|
|