diff options
Diffstat (limited to 'arch/mips/ite-boards/generic/puts.c')
-rw-r--r-- | arch/mips/ite-boards/generic/puts.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/arch/mips/ite-boards/generic/puts.c b/arch/mips/ite-boards/generic/puts.c deleted file mode 100644 index 20b02df6b414..000000000000 --- a/arch/mips/ite-boards/generic/puts.c +++ /dev/null | |||
@@ -1,139 +0,0 @@ | |||
1 | /* | ||
2 | * | ||
3 | * BRIEF MODULE DESCRIPTION | ||
4 | * Low level uart routines to directly access a 16550 uart. | ||
5 | * | ||
6 | * Copyright 2000,2001 MontaVista Software Inc. | ||
7 | * Author: MontaVista Software, Inc. | ||
8 | * ppopov@mvista.com or source@mvista.com | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify it | ||
11 | * under the terms of the GNU General Public License as published by the | ||
12 | * Free Software Foundation; either version 2 of the License, or (at your | ||
13 | * option) any later version. | ||
14 | * | ||
15 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | ||
16 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | ||
17 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | ||
18 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
19 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
20 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | ||
21 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | ||
22 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
24 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
25 | * | ||
26 | * You should have received a copy of the GNU General Public License along | ||
27 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
28 | * 675 Mass Ave, Cambridge, MA 02139, USA. | ||
29 | */ | ||
30 | |||
31 | #include <linux/types.h> | ||
32 | |||
33 | #define SERIAL_BASE 0xB4011800 /* it8172 */ | ||
34 | #define SER_CMD 5 | ||
35 | #define SER_DATA 0x00 | ||
36 | #define TX_BUSY 0x20 | ||
37 | |||
38 | #define TIMEOUT 0xffff | ||
39 | #undef SLOW_DOWN | ||
40 | |||
41 | static const char digits[16] = "0123456789abcdef"; | ||
42 | static volatile unsigned char *const com1 = (unsigned char *) SERIAL_BASE; | ||
43 | |||
44 | |||
45 | #ifdef SLOW_DOWN | ||
46 | static inline void slow_down() | ||
47 | { | ||
48 | int k; | ||
49 | for (k = 0; k < 10000; k++); | ||
50 | } | ||
51 | #else | ||
52 | #define slow_down() | ||
53 | #endif | ||
54 | |||
55 | void putch(const unsigned char c) | ||
56 | { | ||
57 | unsigned char ch; | ||
58 | int i = 0; | ||
59 | |||
60 | do { | ||
61 | ch = com1[SER_CMD]; | ||
62 | slow_down(); | ||
63 | i++; | ||
64 | if (i > TIMEOUT) { | ||
65 | break; | ||
66 | } | ||
67 | } while (0 == (ch & TX_BUSY)); | ||
68 | com1[SER_DATA] = c; | ||
69 | } | ||
70 | |||
71 | void puts(unsigned char *cp) | ||
72 | { | ||
73 | unsigned char ch; | ||
74 | int i = 0; | ||
75 | |||
76 | while (*cp) { | ||
77 | do { | ||
78 | ch = com1[SER_CMD]; | ||
79 | slow_down(); | ||
80 | i++; | ||
81 | if (i > TIMEOUT) { | ||
82 | break; | ||
83 | } | ||
84 | } while (0 == (ch & TX_BUSY)); | ||
85 | com1[SER_DATA] = *cp++; | ||
86 | } | ||
87 | putch('\r'); | ||
88 | putch('\n'); | ||
89 | } | ||
90 | |||
91 | void fputs(unsigned char *cp) | ||
92 | { | ||
93 | unsigned char ch; | ||
94 | int i = 0; | ||
95 | |||
96 | while (*cp) { | ||
97 | |||
98 | do { | ||
99 | ch = com1[SER_CMD]; | ||
100 | slow_down(); | ||
101 | i++; | ||
102 | if (i > TIMEOUT) { | ||
103 | break; | ||
104 | } | ||
105 | } while (0 == (ch & TX_BUSY)); | ||
106 | com1[SER_DATA] = *cp++; | ||
107 | } | ||
108 | } | ||
109 | |||
110 | |||
111 | void put64(uint64_t ul) | ||
112 | { | ||
113 | int cnt; | ||
114 | unsigned ch; | ||
115 | |||
116 | cnt = 16; /* 16 nibbles in a 64 bit long */ | ||
117 | putch('0'); | ||
118 | putch('x'); | ||
119 | do { | ||
120 | cnt--; | ||
121 | ch = (unsigned char) (ul >> cnt * 4) & 0x0F; | ||
122 | putch(digits[ch]); | ||
123 | } while (cnt > 0); | ||
124 | } | ||
125 | |||
126 | void put32(unsigned u) | ||
127 | { | ||
128 | int cnt; | ||
129 | unsigned ch; | ||
130 | |||
131 | cnt = 8; /* 8 nibbles in a 32 bit long */ | ||
132 | putch('0'); | ||
133 | putch('x'); | ||
134 | do { | ||
135 | cnt--; | ||
136 | ch = (unsigned char) (u >> cnt * 4) & 0x0F; | ||
137 | putch(digits[ch]); | ||
138 | } while (cnt > 0); | ||
139 | } | ||