acrn-hypervisor/hypervisor/include/debug/console.h

46 lines
1.1 KiB
C

/*
* Copyright (C) 2018-2022 Intel Corporation.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef CONSOLE_H
#define CONSOLE_H
#include <vuart.h>
#include <asm/guest/vcpu.h>
/** Initializes the console module.
*
*/
void console_init(void);
/** Writes a given number of characters to the console.
*
* @param s A pointer to character array to write.
* @param len The number of characters to write.
*
* @return The number of characters written or -1 if an error occurred
* and no character was written.
*/
size_t console_write(const char *s, size_t len);
/** Writes a single character to the console.
*
* @param ch The character to write.
*
* @preturn The number of characters written or -1 if an error
* occurred before any character was written.
*/
void console_putc(const char *ch);
char console_getc(void);
void console_setup_timer(void);
void console_vmexit_callback(struct acrn_vcpu *vcpu);
void suspend_console(void);
void resume_console(void);
struct acrn_vuart *vm_console_vuart(struct acrn_vm *vm);
#endif /* CONSOLE_H */