diff options
Diffstat (limited to 'src/jtag/interface.h')
| -rw-r--r-- | src/jtag/interface.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/jtag/interface.h b/src/jtag/interface.h index c7130ccf..e7b20148 100644 --- a/src/jtag/interface.h +++ b/src/jtag/interface.h @@ -28,6 +28,7 @@ #define OPENOCD_JTAG_INTERFACE_H #include <jtag/jtag.h> +#include <target/armv7m_trace.h> /* @file * The "Cable Helper API" is what the cable drivers can use to help @@ -298,11 +299,39 @@ struct jtag_interface { * @returns ERROR_OK on success, or an error code on failure. */ int (*srst_asserted)(int *srst_asserted); + + /** + * Configure trace parameters for the adapter + * + * @param enabled Whether to enable trace + * @param pin_protocol Configured pin protocol + * @param port_size Trace port width for sync mode + * @param trace_freq A pointer to the configured trace + * frequency; if it points to 0, the adapter driver must write + * its maximum supported rate there + * @returns ERROR_OK on success, an error code on failure. + */ + int (*config_trace)(bool enabled, enum tpio_pin_protocol pin_protocol, + uint32_t port_size, unsigned int *trace_freq); + + /** + * Poll for new trace data + * + * @param buf A pointer to buffer to store received data + * @param size A pointer to buffer size; must be filled with + * the actual amount of bytes written + * + * @returns ERROR_OK on success, an error code on failure. + */ + int (*poll_trace)(uint8_t *buf, size_t *size); }; extern const char * const jtag_only[]; void adapter_assert_reset(void); void adapter_deassert_reset(void); +int adapter_config_trace(bool enabled, enum tpio_pin_protocol pin_protocol, + uint32_t port_size, unsigned int *trace_freq); +int adapter_poll_trace(uint8_t *buf, size_t *size); #endif /* OPENOCD_JTAG_INTERFACE_H */ |