diff options
Diffstat (limited to 'arch/mips/pnx8550/common/prom.c')
-rw-r--r-- | arch/mips/pnx8550/common/prom.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/arch/mips/pnx8550/common/prom.c b/arch/mips/pnx8550/common/prom.c deleted file mode 100644 index 49639e8120d8..000000000000 --- a/arch/mips/pnx8550/common/prom.c +++ /dev/null | |||
@@ -1,128 +0,0 @@ | |||
1 | /* | ||
2 | * | ||
3 | * Per Hallsmark, per.hallsmark@mvista.com | ||
4 | * | ||
5 | * Based on jmr3927/common/prom.c | ||
6 | * | ||
7 | * 2004 (c) MontaVista Software, Inc. This file is licensed under the | ||
8 | * terms of the GNU General Public License version 2. This program is | ||
9 | * licensed "as is" without any warranty of any kind, whether express | ||
10 | * or implied. | ||
11 | */ | ||
12 | #include <linux/module.h> | ||
13 | #include <linux/kernel.h> | ||
14 | #include <linux/init.h> | ||
15 | #include <linux/string.h> | ||
16 | #include <linux/serial_pnx8xxx.h> | ||
17 | |||
18 | #include <asm/bootinfo.h> | ||
19 | #include <uart.h> | ||
20 | |||
21 | /* #define DEBUG_CMDLINE */ | ||
22 | |||
23 | extern int prom_argc; | ||
24 | extern char **prom_argv, **prom_envp; | ||
25 | |||
26 | typedef struct | ||
27 | { | ||
28 | char *name; | ||
29 | /* char *val; */ | ||
30 | }t_env_var; | ||
31 | |||
32 | |||
33 | char * __init prom_getcmdline(void) | ||
34 | { | ||
35 | return &(arcs_cmdline[0]); | ||
36 | } | ||
37 | |||
38 | void __init prom_init_cmdline(void) | ||
39 | { | ||
40 | int i; | ||
41 | |||
42 | arcs_cmdline[0] = '\0'; | ||
43 | for (i = 0; i < prom_argc; i++) { | ||
44 | strcat(arcs_cmdline, prom_argv[i]); | ||
45 | strcat(arcs_cmdline, " "); | ||
46 | } | ||
47 | } | ||
48 | |||
49 | char *prom_getenv(char *envname) | ||
50 | { | ||
51 | /* | ||
52 | * Return a pointer to the given environment variable. | ||
53 | * Environment variables are stored in the form of "memsize=64". | ||
54 | */ | ||
55 | |||
56 | t_env_var *env = (t_env_var *)prom_envp; | ||
57 | int i; | ||
58 | |||
59 | i = strlen(envname); | ||
60 | |||
61 | while(env->name) { | ||
62 | if(strncmp(envname, env->name, i) == 0) { | ||
63 | return(env->name + strlen(envname) + 1); | ||
64 | } | ||
65 | env++; | ||
66 | } | ||
67 | return(NULL); | ||
68 | } | ||
69 | |||
70 | inline unsigned char str2hexnum(unsigned char c) | ||
71 | { | ||
72 | if(c >= '0' && c <= '9') | ||
73 | return c - '0'; | ||
74 | if(c >= 'a' && c <= 'f') | ||
75 | return c - 'a' + 10; | ||
76 | if(c >= 'A' && c <= 'F') | ||
77 | return c - 'A' + 10; | ||
78 | return 0; /* foo */ | ||
79 | } | ||
80 | |||
81 | inline void str2eaddr(unsigned char *ea, unsigned char *str) | ||
82 | { | ||
83 | int i; | ||
84 | |||
85 | for(i = 0; i < 6; i++) { | ||
86 | unsigned char num; | ||
87 | |||
88 | if((*str == '.') || (*str == ':')) | ||
89 | str++; | ||
90 | num = str2hexnum(*str++) << 4; | ||
91 | num |= (str2hexnum(*str++)); | ||
92 | ea[i] = num; | ||
93 | } | ||
94 | } | ||
95 | |||
96 | int get_ethernet_addr(char *ethernet_addr) | ||
97 | { | ||
98 | char *ethaddr_str; | ||
99 | |||
100 | ethaddr_str = prom_getenv("ethaddr"); | ||
101 | if (!ethaddr_str) { | ||
102 | printk("ethaddr not set in boot prom\n"); | ||
103 | return -1; | ||
104 | } | ||
105 | str2eaddr(ethernet_addr, ethaddr_str); | ||
106 | return 0; | ||
107 | } | ||
108 | |||
109 | void __init prom_free_prom_memory(void) | ||
110 | { | ||
111 | } | ||
112 | |||
113 | extern int pnx8550_console_port; | ||
114 | |||
115 | /* used by early printk */ | ||
116 | void prom_putchar(char c) | ||
117 | { | ||
118 | if (pnx8550_console_port != -1) { | ||
119 | /* Wait until FIFO not full */ | ||
120 | while( ((ip3106_fifo(UART_BASE, pnx8550_console_port) & PNX8XXX_UART_FIFO_TXFIFO) >> 16) >= 16) | ||
121 | ; | ||
122 | /* Send one char */ | ||
123 | ip3106_fifo(UART_BASE, pnx8550_console_port) = c; | ||
124 | } | ||
125 | } | ||
126 | |||
127 | EXPORT_SYMBOL(get_ethernet_addr); | ||
128 | EXPORT_SYMBOL(str2eaddr); | ||