mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-10-29 15:28:50 +01:00
40 lines
851 B
C
40 lines
851 B
C
/*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*
|
|
* Copyright (C) 2013 Cavium, Inc.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/virtio_console.h>
|
|
#include <linux/kvm_para.h>
|
|
|
|
/*
|
|
* Emit one character to the boot console.
|
|
*/
|
|
int prom_putchar(char c)
|
|
{
|
|
kvm_hypercall3(KVM_HC_MIPS_CONSOLE_OUTPUT, 0 /* port 0 */,
|
|
(unsigned long)&c, 1 /* len == 1 */);
|
|
|
|
return 1;
|
|
}
|
|
|
|
#ifdef CONFIG_VIRTIO_CONSOLE
|
|
static int paravirt_put_chars(u32 vtermno, const char *buf, int count)
|
|
{
|
|
kvm_hypercall3(KVM_HC_MIPS_CONSOLE_OUTPUT, vtermno,
|
|
(unsigned long)buf, count);
|
|
|
|
return count;
|
|
}
|
|
|
|
static int __init paravirt_cons_init(void)
|
|
{
|
|
virtio_cons_early_init(paravirt_put_chars);
|
|
return 0;
|
|
}
|
|
core_initcall(paravirt_cons_init);
|
|
|
|
#endif
|