Merge branch 'next-dev' into thunder-boot

arm: lib: interrupt/stacktrace: remove unhelpful message

Update message dump format.

Change-Id: Ieea57283ba21d91ba5172a339450a7aaefa0d1b5
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>

arm: stacktrace: imporve guidance message

Change-Id: I186f80f64104b79d35aaae03e99a484bd1191c8f
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>

arm: lib: add arm32/64 stacktrace support

This patch supports dump arm32/64 stacktrace as the format of raw
address info. The U-Boot symbol table is not available now, please
use ./scripts/stacktrac

arm: lib: add arm32/64 stacktrace support

This patch supports dump arm32/64 stacktrace as the format of raw
address info. The U-Boot symbol table is not available now, please
use ./scripts/stacktrace.sh script to parse stacktrace info with command:

./scripts/stacktrace.sh <file> // stacktrace info file

Example on RK3399:
Call trace:
PC: [< 00258a7c >] dwc3_gadget_uboot_handle_interrupt+0xa0/0x5bc
LR: [< 002052f8 >] usb_gadget_handle_interrupts+0x10/0x1c

Stack:
[< 00258a7c >] dwc3_gadget_uboot_handle_interrupt+0xa0/0x5bc
[< 0025bd6c >] sleep_thread.isra.20+0xb0/0x114
[< 0025cf58 >] fsg_main_thread+0x2c8/0x1814
[< 0020db58 >] do_rkusb+0x250/0x338
[< 00226a00 >] cmd_process+0xac/0xe0
[< 00212df4 >] run_list_real+0x6fc/0x72c
[< 00212f94 >] parse_stream_outer+0x170/0x67c
[< 002126e0 >] parse_string_outer+0xdc/0xf4
[< 00212bb0 >] run_list_real+0x4b8/0x72c
[< 00212f94 >] parse_stream_outer+0x170/0x67c
[< 00212698 >] parse_string_outer+0x94/0xf4
[< 00225f30 >] run_command_list+0x38/0x90
[< 00202d08 >] rockchip_dnl_mode_check+0x4c/0xd4
[< 00202db0 >] setup_boot_mode+0x20/0xf0
[< 00203010 >] board_late_init+0x10/0x40
[< 0027071c >] initcall_run_list+0x44/0x80
[< 00213d68 >] board_init_r+0x20/0x24

The "dump_stack()" is available to trigger stacktrace.

Change-Id: Ib1423269dd255fa4a34231489cd3b7e6ddd22540
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>

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