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bdinfo: Show the RAM top and approximate stack pointer

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These are useful pieces of information when debugging. The RAM top shows
where U-Boot started allocating memory from, before it relocated. The
stack pointer can be checked to ensure it is in the correct region.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Nikhil M Jain <n-jain1@ti.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Nikhil M Jain <n-jain1@ti.com>
This commit is contained in:
Simon Glass
2023-07-15 21:38:46 -06:00
committed by Bin Meng
parent 297184143a
commit b279f5170a
3 changed files with 20 additions and 0 deletions
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cmd/bdinfo.c
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@@ -173,6 +173,11 @@ int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
}
print_serial(gd->cur_serial_dev);
if (IS_ENABLED(CONFIG_CMD_BDINFO_EXTRA)) {
bdinfo_print_num_ll("stack ptr", (ulong)&bd);
bdinfo_print_num_ll("ram_top ptr", (ulong)gd->ram_top);
}
arch_print_bdinfo();
return 0;