mirror of https://gitee.com/openkylin/linux.git
36 lines
955 B
C
36 lines
955 B
C
/*
|
|
* Copyright (C) 2001 Mike Corrigan IBM Corporation
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
|
|
#include <asm/page.h>
|
|
#include <asm/abs_addr.h>
|
|
#include <asm/iseries/hv_call.h>
|
|
#include <asm/iseries/hv_call_sc.h>
|
|
#include <asm/iseries/hv_types.h>
|
|
|
|
|
|
void HvCall_writeLogBuffer(const void *buffer, u64 len)
|
|
{
|
|
struct HvLpBufferList hv_buf;
|
|
u64 left_this_page;
|
|
u64 cur = virt_to_abs(buffer);
|
|
|
|
while (len) {
|
|
hv_buf.addr = cur;
|
|
left_this_page = ((cur & HW_PAGE_MASK) + HW_PAGE_SIZE) - cur;
|
|
if (left_this_page > len)
|
|
left_this_page = len;
|
|
hv_buf.len = left_this_page;
|
|
len -= left_this_page;
|
|
HvCall2(HvCallBaseWriteLogBuffer,
|
|
virt_to_abs(&hv_buf),
|
|
left_this_page);
|
|
cur = (cur & HW_PAGE_MASK) + HW_PAGE_SIZE;
|
|
}
|
|
}
|