diff options
Diffstat (limited to 'arch/mips/galileo-boards/ev96100/puts.c')
-rw-r--r-- | arch/mips/galileo-boards/ev96100/puts.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/arch/mips/galileo-boards/ev96100/puts.c b/arch/mips/galileo-boards/ev96100/puts.c deleted file mode 100644 index 49dc6d137b9c..000000000000 --- a/arch/mips/galileo-boards/ev96100/puts.c +++ /dev/null | |||
@@ -1,138 +0,0 @@ | |||
1 | |||
2 | /* | ||
3 | * Debug routines which directly access the uart. | ||
4 | */ | ||
5 | |||
6 | #include <linux/types.h> | ||
7 | #include <asm/gt64120.h> | ||
8 | |||
9 | |||
10 | //#define SERIAL_BASE EV96100_UART0_REGS_BASE | ||
11 | #define SERIAL_BASE 0xBD000020 | ||
12 | #define NS16550_BASE SERIAL_BASE | ||
13 | |||
14 | #define SERA_CMD 0x0D | ||
15 | #define SERA_DATA 0x08 | ||
16 | //#define SERB_CMD 0x05 | ||
17 | #define SERB_CMD 20 | ||
18 | #define SERB_DATA 0x00 | ||
19 | #define TX_BUSY 0x20 | ||
20 | |||
21 | #define TIMEOUT 0xffff | ||
22 | #undef SLOW_DOWN | ||
23 | |||
24 | static const char digits[16] = "0123456789abcdef"; | ||
25 | static volatile unsigned char *const com1 = (unsigned char *) SERIAL_BASE; | ||
26 | |||
27 | |||
28 | #ifdef SLOW_DOWN | ||
29 | static inline void slow_down() | ||
30 | { | ||
31 | int k; | ||
32 | for (k = 0; k < 10000; k++); | ||
33 | } | ||
34 | #else | ||
35 | #define slow_down() | ||
36 | #endif | ||
37 | |||
38 | void putch(const unsigned char c) | ||
39 | { | ||
40 | unsigned char ch; | ||
41 | int i = 0; | ||
42 | |||
43 | do { | ||
44 | ch = com1[SERB_CMD]; | ||
45 | slow_down(); | ||
46 | i++; | ||
47 | if (i > TIMEOUT) { | ||
48 | break; | ||
49 | } | ||
50 | } while (0 == (ch & TX_BUSY)); | ||
51 | com1[SERB_DATA] = c; | ||
52 | } | ||
53 | |||
54 | void putchar(const unsigned char c) | ||
55 | { | ||
56 | unsigned char ch; | ||
57 | int i = 0; | ||
58 | |||
59 | do { | ||
60 | ch = com1[SERB_CMD]; | ||
61 | slow_down(); | ||
62 | i++; | ||
63 | if (i > TIMEOUT) { | ||
64 | break; | ||
65 | } | ||
66 | } while (0 == (ch & TX_BUSY)); | ||
67 | com1[SERB_DATA] = c; | ||
68 | } | ||
69 | |||
70 | void puts(unsigned char *cp) | ||
71 | { | ||
72 | unsigned char ch; | ||
73 | int i = 0; | ||
74 | |||
75 | while (*cp) { | ||
76 | do { | ||
77 | ch = com1[SERB_CMD]; | ||
78 | slow_down(); | ||
79 | i++; | ||
80 | if (i > TIMEOUT) { | ||
81 | break; | ||
82 | } | ||
83 | } while (0 == (ch & TX_BUSY)); | ||
84 | com1[SERB_DATA] = *cp++; | ||
85 | } | ||
86 | putch('\r'); | ||
87 | putch('\n'); | ||
88 | } | ||
89 | |||
90 | void fputs(unsigned char *cp) | ||
91 | { | ||
92 | unsigned char ch; | ||
93 | int i = 0; | ||
94 | |||
95 | while (*cp) { | ||
96 | |||
97 | do { | ||
98 | ch = com1[SERB_CMD]; | ||
99 | slow_down(); | ||
100 | i++; | ||
101 | if (i > TIMEOUT) { | ||
102 | break; | ||
103 | } | ||
104 | } while (0 == (ch & TX_BUSY)); | ||
105 | com1[SERB_DATA] = *cp++; | ||
106 | } | ||
107 | } | ||
108 | |||
109 | |||
110 | void put64(uint64_t ul) | ||
111 | { | ||
112 | int cnt; | ||
113 | unsigned ch; | ||
114 | |||
115 | cnt = 16; /* 16 nibbles in a 64 bit long */ | ||
116 | putch('0'); | ||
117 | putch('x'); | ||
118 | do { | ||
119 | cnt--; | ||
120 | ch = (unsigned char) (ul >> cnt * 4) & 0x0F; | ||
121 | putch(digits[ch]); | ||
122 | } while (cnt > 0); | ||
123 | } | ||
124 | |||
125 | void put32(unsigned u) | ||
126 | { | ||
127 | int cnt; | ||
128 | unsigned ch; | ||
129 | |||
130 | cnt = 8; /* 8 nibbles in a 32 bit long */ | ||
131 | putch('0'); | ||
132 | putch('x'); | ||
133 | do { | ||
134 | cnt--; | ||
135 | ch = (unsigned char) (u >> cnt * 4) & 0x0F; | ||
136 | putch(digits[ch]); | ||
137 | } while (cnt > 0); | ||
138 | } | ||