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/* Copyright 2023 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef EMUL_AMD_FP6_USB_MUX_H
#define EMUL_AMD_FP6_USB_MUX_H
#include <zephyr/drivers/emul.h>
/**
* Reset the emulator's registers to their power-on value.
*
* @param emul - AMD FP6 emulator data
*/
void amd_fp6_emul_reset_regs(const struct emul *emul);
/**
* Set whether the crossbar is ready to process commands. On a real
* system, it is typically not ready for some time after powering on to S0.
*
* @param emul - AMD FP6 emulator data
* @param ready - whether the xbar should report it's ready
* (emulator init default is on)
*/
void amd_fp6_emul_set_xbar(const struct emul *emul, bool ready);
/**
* Set how long a command will take to complete. On a real system this can be
* anywhere from 50-100ms and the datasheet defines it can take up to 250ms.
*
* Getting timing to sync consistently in unit testing is difficult, so use the
* number of reads to wait instead.
*
* @param emul - AMD FP6 emulator data
* @param delay_reads - how long after a mux set to wait before reporting the
* status of the set as complete (in number of reads)
*/
void amd_fp6_emul_set_delay(const struct emul *emul, int delay_reads);
#endif
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