X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fjtag%2Fhla%2Fhla_layout.h;h=732fe1e6ae1aca6e572445a43ba4b9e1f89370d4;hp=e0bbd0fed6feac1bd2242b197f23cf3ae6a69f22;hb=08dac883a14aab398922a4e61d55204d7cef644f;hpb=b12fca236d191b0f280aaea0b63a5789480b5e05

diff --git a/src/jtag/hla/hla_layout.h b/src/jtag/hla/hla_layout.h
index e0bbd0fed6..732fe1e6ae 100644
--- a/src/jtag/hla/hla_layout.h
+++ b/src/jtag/hla/hla_layout.h
@@ -23,6 +23,7 @@
 #define OPENOCD_JTAG_HLA_HLA_LAYOUT_H
 
 #include <target/armv7m_trace.h>
+#include <target/arm_tpiu_swo.h>
 
 /** */
 struct hl_interface_s;
@@ -51,10 +52,25 @@ struct hl_layout_api_s {
 	int (*step)(void *handle);
 	/** */
 	int (*read_regs)(void *handle);
-	/** */
-	int (*read_reg)(void *handle, int num, uint32_t *val);
-	/** */
-	int (*write_reg)(void *handle, int num, uint32_t val);
+	/**
+	 * Read one register from the target
+	 *
+	 * @param handle A pointer to the device-specific handle
+	 * @param regsel Register selection index compatible with all the
+	 * values allowed by armv7m DCRSR.REGSEL
+	 * @param val A pointer to retrieve the register value
+	 * @returns ERROR_OK on success, or an error code on failure.
+	 */
+	int (*read_reg)(void *handle, unsigned int regsel, uint32_t *val);
+	/**
+	 * Write one register to the target
+	 * @param handle A pointer to the device-specific handle
+	 * @param regsel Register selection index compatible with all the
+	 * values allowed by armv7m DCRSR.REGSEL
+	 * @param val The value to be written in the register
+	 * @returns ERROR_OK on success, or an error code on failure.
+	 */
+	int (*write_reg)(void *handle, unsigned int regsel, uint32_t val);
 	/** */
 	int (*read_mem)(void *handle, uint32_t addr, uint32_t size,
 			uint32_t count, uint8_t *buffer);