[Pdbg] [PATCH] libpdbg: Add api to get 32-bit device tree property

Alistair Popple alistair at popple.id.au
Tue Oct 23 14:35:21 AEDT 2018


---
 libpdbg/libpdbg.c | 12 ++++++++++++
 libpdbg/libpdbg.h |  1 +
 2 files changed, 13 insertions(+)

diff --git a/libpdbg/libpdbg.c b/libpdbg/libpdbg.c
index 810e045..ccaad3e 100644
--- a/libpdbg/libpdbg.c
+++ b/libpdbg/libpdbg.c
@@ -186,6 +186,18 @@ static int pdbg_get_target_u64_property(struct pdbg_target *target, const char *
 	return 0;
 }
 
+int pdbg_get_target_u32_property(struct pdbg_target *target, const char *name, uint32_t *val)
+{
+	struct dt_property *p;
+
+	p = dt_find_property(target, name);
+	if (!p)
+		return -1;
+
+	*val = dt_get_number(p->prop, 1);
+	return 0;
+}
+
 int pdbg_get_u64_property(struct pdbg_target *target, const char *name, uint64_t *val)
 {
 	struct pdbg_target *dn;
diff --git a/libpdbg/libpdbg.h b/libpdbg/libpdbg.h
index c54e852..b1d6655 100644
--- a/libpdbg/libpdbg.h
+++ b/libpdbg/libpdbg.h
@@ -72,6 +72,7 @@ void pdbg_set_target_property(struct pdbg_target *target, const char *name, cons
 
 /* Get the given property and return the size */
 void *pdbg_get_target_property(struct pdbg_target *target, const char *name, size_t *size);
+int pdbg_get_target_u32_property(struct pdbg_target *target, const char *name, uint32_t *val);
 int pdbg_get_u64_property(struct pdbg_target *target, const char *name, uint64_t *val);
 uint64_t pdbg_get_address(struct pdbg_target *target, uint64_t *size);
 
-- 
2.11.0



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