5113f6f70
 김현기
kernel add
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/*
* arch/arm/mach-orion5x/include/mach/uncompress.h
*
* Tzachi Perelstein <tzachi@marvell.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/serial_reg.h>
#include <mach/orion5x.h>
#define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE)
static void putc(const char c)
{
unsigned char *base = SERIAL_BASE;
int i;
for (i = 0; i < 0x1000; i++) {
if (base[UART_LSR << 2] & UART_LSR_THRE)
break;
barrier();
}
base[UART_TX << 2] = c;
}
static void flush(void)
{
unsigned char *base = SERIAL_BASE;
unsigned char mask;
int i;
mask = UART_LSR_TEMT | UART_LSR_THRE;
for (i = 0; i < 0x1000; i++) {
if ((base[UART_LSR << 2] & mask) == mask)
break;
barrier();
}
}
/*
* nothing to do
*/
#define arch_decomp_setup()
|