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dart: Support locking dart-t8110

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Signed-off-by: Janne Grunau <j@jannau.net>
This commit is contained in:
Janne Grunau 2022-11-20 21:45:27 +01:00 committed by Hector Martin
parent ba1dfab4d2
commit a954eb47f9
1 changed files with 5 additions and 1 deletions
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6
src/dart.c
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@ -78,6 +78,9 @@
#define DART_T8110_TLB_CMD_OP_FLUSH_SID 1
#define DART_T8110_TLB_CMD_STREAM GENMASK(7, 0)
#define DART_T8110_PROTECT 0x200
#define DART_T8110_PROTECT_TTBR_TCR BIT(0)
#define DART_T8110_ENABLE_STREAMS 0xc00
#define DART_T8110_DISABLE_STREAMS 0xc20
@ -340,7 +343,8 @@ void dart_lock_adt(const char *path, int instance)
if (!(read32(base + DART_T8020_CONFIG) & DART_T8020_CONFIG_LOCK))
set32(base + DART_T8020_CONFIG, DART_T8020_CONFIG_LOCK);
} else if (adt_is_compatible(adt, node, "dart,t8110")) {
printf("dart: dart %s, locking ignored for t8110\n", path);
if (!(read32(base + DART_T8110_PROTECT) & DART_T8110_PROTECT_TTBR_TCR))
set32(base + DART_T8110_PROTECT, DART_T8110_PROTECT_TTBR_TCR);
} else {
printf("dart: dart %s at 0x%lx is of an unknown type\n", path, base);
}