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lib: utils/fdt: Add fdt_get_address_rw() helper

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Help tracking the lifecycle of the FDT blob by indicating which parts of
the firmware modify it, and thus invalidate any previously-obtained
offsets or pointers to data inside the blob.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-07-30 21:58:57 -07:00
committed by Anup Patel
parent c36801841e
commit 8cb7f89d7c
6 changed files with 13 additions and 8 deletions
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2
platform/nuclei/ux600/platform.c
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@@ -181,7 +181,7 @@ static int ux600_final_init(bool cold_boot)
if (!cold_boot)
return 0;
fdt = fdt_get_address();
fdt = fdt_get_address_rw();
ux600_modify_dt(fdt);
return 0;