1 /* SPDX-License-Identifier: GPL-2.0-or-later */
4 * Copyright (C) 2020 by Antonio Borneo <borneo.antonio@gmail.com
6 * SWIM (Single Wire Interface Module) is a low-pin-count debug protocol
7 * used by STMicroelectronics MCU family STM8 and documented in UM470
8 * https://www.st.com/resource/en/user_manual/cd00173911.pdf
15 #include "interface.h"
17 #include "jtag/hla/hla_transport.h"
18 #include "jtag/hla/hla_interface.h"
19 #include "jtag/hla/hla_layout.h"
21 extern struct adapter_driver *adapter_driver;
23 int swim_system_reset(void)
25 assert(adapter_driver->hla_if);
27 return adapter_driver->hla_if->layout->api->reset(adapter_driver->hla_if->handle);
30 int swim_read_mem(uint32_t addr, uint32_t size, uint32_t count,
33 assert(adapter_driver->hla_if);
35 return adapter_driver->hla_if->layout->api->read_mem(adapter_driver->hla_if->handle, addr, size, count, buffer);
38 int swim_write_mem(uint32_t addr, uint32_t size, uint32_t count,
39 const uint8_t *buffer)
41 assert(adapter_driver->hla_if);
43 return adapter_driver->hla_if->layout->api->write_mem(adapter_driver->hla_if->handle, addr, size, count, buffer);
46 int swim_reconnect(void)
48 assert(adapter_driver->hla_if);
50 return adapter_driver->hla_if->layout->api->state(adapter_driver->hla_if->handle);