File: /usr/src/linux/include/asm-arm/arch-sa1100/uncompress.h

1     /*
2      * linux/include/asm-arm/arch-brutus/uncompress.h
3      *
4      * (C) 1999 Nicolas Pitre <nico@cam.org>
5      *
6      * Reorganised to use machine_is_*() macros.
7      */
8     
9     #include "hardware.h"
10     
11     #include <asm/mach-types.h>
12     
13     /* Assabet's Status Control "Register" */
14     unsigned long SCR_value;
15     
16     /* sa1100_setup() will perform any special initialization for UART, etc. */
17     extern void sa1100_setup( int arch_id );
18     #define arch_decomp_setup()	sa1100_setup(arch_id)
19     
20     /*
21      * The following code assumes the serial port has already been
22      * initialized by the bootloader or such...
23      */
24     
25     #define UART(x)		(*(volatile unsigned long *)(serial_port + (x)))
26     
27     static void puts( const char *s )
28     {
29     	unsigned long serial_port;
30     
31     	if (machine_is_assabet()) {
32     		if( machine_has_neponset() )
33     			serial_port = _Ser3UTCR0;
34     		else
35     			serial_port = _Ser1UTCR0;
36     	} else if (machine_is_brutus()||machine_is_nanoengine() ||
37     		   machine_is_pangolin() || machine_is_freebird() ||
38     		   machine_is_pfs168() || machine_is_flexanet())
39     		serial_port = _Ser1UTCR0;
40     	else if (machine_is_empeg() || machine_is_bitsy() ||
41     		 machine_is_victor() || machine_is_lart() ||
42     		 machine_is_sherman() || machine_is_yopy() ||
43     		 machine_is_huw_webpanel() || machine_is_itsy() )
44     		serial_port = _Ser3UTCR0;
45     	else
46     		return;
47     
48     	for (; *s; s++) {
49     		/* wait for space in the UART's transmiter */
50     		while (!(UART(UTSR1) & UTSR1_TNF));
51     
52     		/* send the character out. */
53     		UART(UTDR) = *s;
54     
55     		/* if a LF, also do CR... */
56     		if (*s == 10) {
57     			while (!(UART(UTSR1) & UTSR1_TNF));
58     			UART(UTDR) = 13;
59     		}
60     	}
61     }
62     
63     /*
64      * Nothing to do for these
65      */
66     #define arch_decomp_wdog()
67