4  * SPDX-License-Identifier: Apache-2.0
6  * Emulator for the generic eSPI Host. This supports basic
7  * host operations.
66 /** Run-time data used by the emulator */
72 	/** Virtual Wires states, for one slave only.
73 	 *  With multi-slaves config, the states should be saved per slave */
85 	/* eSPI chip-select of the emulated device */
93  * @param data Host emulator data with the vwire array
100 		data->vw_state[i] = vw_state_default[i];  in emul_host_init_vw_state()
106  * Find a virtual wire in the array placed in the host data.
108  * @param data Host emulator data with the vwire array
111  * @return -1 if not found
119 		if (data->vw_state[idx].sig == vw) {  in emul_host_find_index()
124 	return -1;  in emul_host_find_index()
130 	struct espi_host_emul_data *data = target->data;  in emul_host_set_vw()
135 	if (idx < 0 || data->vw_state[idx].dir != ESPI_TARGET_TO_CONTROLLER) {  in emul_host_set_vw()
137 		return -EPERM;  in emul_host_set_vw()
140 	data->vw_state[idx].level = level;  in emul_host_set_vw()
148 	struct espi_host_emul_data *data = target->data;  in emul_host_get_vw()
153 	if (idx < 0 || data->vw_state[idx].dir != ESPI_CONTROLLER_TO_TARGET) {  in emul_host_get_vw()
155 		return -EPERM;  in emul_host_get_vw()
158 	*level = data->vw_state[idx].level;  in emul_host_get_vw()
172 	api = (struct emul_espi_driver_api *)espi_dev->api;  in emul_espi_host_send_vw()
175 	__ASSERT_NO_MSG(api->trigger_event);  in emul_espi_host_send_vw()
176 	__ASSERT_NO_MSG(api->find_emul);  in emul_espi_host_send_vw()
178 	emul_espi = api->find_emul(espi_dev, EMUL_ESPI_HOST_CHIPSEL);  in emul_espi_host_send_vw()
179 	data_host = emul_espi->target->data;  in emul_espi_host_send_vw()
182 	if (idx < 0 || data_host->vw_state[idx].dir != ESPI_CONTROLLER_TO_TARGET) {  in emul_espi_host_send_vw()
184 		return -EPERM;  in emul_espi_host_send_vw()
187 	data_host->vw_state[idx].level = level;  in emul_espi_host_send_vw()
193 	api->trigger_event(espi_dev, &evt);  in emul_espi_host_send_vw()
203 	api = (struct emul_espi_driver_api *)espi_dev->api;  in emul_espi_host_port80_write()
206 	__ASSERT_NO_MSG(api->trigger_event);  in emul_espi_host_port80_write()
212 	api->trigger_event(espi_dev, &evt);  in emul_espi_host_port80_write()
220 	struct espi_host_emul_data *data = target->data;  in emul_espi_dev_get_acpi_shm()
222 	return (uintptr_t)data->shm_acpi_mmap;  in emul_espi_dev_get_acpi_shm()
244  * Set up a new eSPI host emulator
252 	struct espi_host_emul_data *data = emul->data;  in emul_host_init()