24bit buffer support

Hello,

this patch add 24bit support to the target buffer functions and little/big endian functions.

Regards,

Mathias

2 files changed, 20 insertions, 0 deletions

diff --git a/src/target/target.c b/src/target/target.c
index 66aa6bf7..3a6c6bb4 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -280,6 +280,15 @@ uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer)
 		return be_to_h_u32(buffer);
 }
 
+/* read a uint24_t from a buffer in target memory endianness */
+uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer)
+{
+	if (target->endianness == TARGET_LITTLE_ENDIAN)
+		return le_to_h_u24(buffer);
+	else
+		return be_to_h_u24(buffer);
+}
+
 /* read a uint16_t from a buffer in target memory endianness */
 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer)
 {
@@ -304,6 +313,15 @@ void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t valu
 		h_u32_to_be(buffer, value);
 }
 
+/* write a uint24_t to a buffer in target memory endianness */
+void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value)
+{
+	if (target->endianness == TARGET_LITTLE_ENDIAN)
+		h_u24_to_le(buffer, value);
+	else
+		h_u24_to_be(buffer, value);
+}
+
 /* write a uint16_t to a buffer in target memory endianness */
 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value)
 {
diff --git a/src/target/target.h b/src/target/target.h
index 2c6f4cd5..2bf96689 100644
--- a/src/target/target.h
+++ b/src/target/target.h
@@ -479,8 +479,10 @@ void target_free_all_working_areas(struct target *target);
 extern struct target *all_targets;
 
 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer);
+uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer);
 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer);
 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value);
+void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value);
 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value);
 
 int target_read_u32(struct target *target, uint32_t address, uint32_t *value);