diff options
Diffstat (limited to 'common/cmd_trace.c')
-rw-r--r-- | common/cmd_trace.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/common/cmd_trace.c b/common/cmd_trace.c deleted file mode 100644 index 1e62a1a..0000000 --- a/common/cmd_trace.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <command.h> -#include <mapmem.h> -#include <trace.h> -#include <asm/io.h> - -static int get_args(int argc, char * const argv[], char **buff, - size_t *buff_ptr, size_t *buff_size) -{ - if (argc < 2) - return -1; - if (argc < 4) { - *buff_size = getenv_ulong("profsize", 16, 0); - *buff = map_sysmem(getenv_ulong("profbase", 16, 0), - *buff_size); - *buff_ptr = getenv_ulong("profoffset", 16, 0); - } else { - *buff_size = simple_strtoul(argv[3], NULL, 16); - *buff = map_sysmem(simple_strtoul(argv[2], NULL, 16), - *buff_size); - *buff_ptr = 0; - }; - return 0; -} - -static int create_func_list(int argc, char * const argv[]) -{ - size_t buff_size, avail, buff_ptr, used; - unsigned int needed; - char *buff; - int err; - - if (get_args(argc, argv, &buff, &buff_ptr, &buff_size)) - return -1; - - avail = buff_size - buff_ptr; - err = trace_list_functions(buff + buff_ptr, avail, &needed); - if (err) - printf("Error: truncated (%#x bytes needed)\n", needed); - used = min(avail, needed); - printf("Function trace dumped to %08lx, size %#zx\n", - (ulong)map_to_sysmem(buff + buff_ptr), used); - setenv_hex("profbase", map_to_sysmem(buff)); - setenv_hex("profsize", buff_size); - setenv_hex("profoffset", buff_ptr + used); - - return 0; -} - -static int create_call_list(int argc, char * const argv[]) -{ - size_t buff_size, avail, buff_ptr, used; - unsigned int needed; - char *buff; - int err; - - if (get_args(argc, argv, &buff, &buff_ptr, &buff_size)) - return -1; - - avail = buff_size - buff_ptr; - err = trace_list_calls(buff + buff_ptr, avail, &needed); - if (err) - printf("Error: truncated (%#x bytes needed)\n", needed); - used = min(avail, needed); - printf("Call list dumped to %08lx, size %#zx\n", - (ulong)map_to_sysmem(buff + buff_ptr), used); - - setenv_hex("profbase", map_to_sysmem(buff)); - setenv_hex("profsize", buff_size); - setenv_hex("profoffset", buff_ptr + used); - - return 0; -} - -int do_trace(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 'p': - trace_set_enabled(0); - break; - case 'c': - if (create_call_list(argc, argv)) - return cmd_usage(cmdtp); - break; - case 'r': - trace_set_enabled(1); - break; - case 'f': - if (create_func_list(argc, argv)) - return cmd_usage(cmdtp); - break; - case 's': - trace_print_stats(); - break; - default: - return CMD_RET_USAGE; - } - - return 0; -} - -U_BOOT_CMD( - trace, 4, 1, do_trace, - "trace utility commands", - "stats - display tracing statistics\n" - "trace pause - pause tracing\n" - "trace resume - resume tracing\n" - "trace funclist [<addr> <size>] - dump function list into buffer\n" - "trace calls [<addr> <size>] " - "- dump function call trace into buffer" -); |