Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
generic.h
Go to the documentation of this file.
1 /*
2  * linux/include/asm-mips/txx9/generic.h
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License. See the file "COPYING" in the main directory of this archive
6  * for more details.
7  */
8 #ifndef __ASM_TXX9_GENERIC_H
9 #define __ASM_TXX9_GENERIC_H
10 
11 #include <linux/init.h>
12 #include <linux/ioport.h> /* for struct resource */
13 
14 extern struct resource txx9_ce_res[];
15 #define TXX9_CE(n) (unsigned long)(txx9_ce_res[(n)].start)
16 extern unsigned int txx9_pcode;
17 extern char txx9_pcode_str[8];
18 void txx9_reg_res_init(unsigned int pcode, unsigned long base,
19  unsigned long size);
20 
21 extern unsigned int txx9_master_clock;
22 extern unsigned int txx9_cpu_clock;
23 extern unsigned int txx9_gbus_clock;
24 #define TXX9_IMCLK (txx9_gbus_clock / 2)
25 
26 extern int txx9_ccfg_toeon;
27 struct uart_port;
29 
30 struct pci_dev;
32  const char *system;
39 #ifdef CONFIG_PCI
40  int (*pci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
41 #endif
42 };
43 extern struct txx9_board_vec *txx9_board_vec;
44 extern int (*txx9_irq_dispatch)(int pending);
45 const char *prom_getenv(const char *name);
46 void txx9_wdt_init(unsigned long base);
47 void txx9_wdt_now(unsigned long base);
48 void txx9_spi_init(int busid, unsigned long base, int irq);
49 void txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr);
50 void txx9_sio_init(unsigned long baseaddr, int irq,
51  unsigned int line, unsigned int sclk, int nocts);
52 void prom_putchar(char c);
53 #ifdef CONFIG_EARLY_PRINTK
54 extern void (*txx9_prom_putchar)(char c);
55 void txx9_sio_putchar_init(unsigned long baseaddr);
56 #else
57 static inline void txx9_sio_putchar_init(unsigned long baseaddr)
58 {
59 }
60 #endif
61 
62 struct physmap_flash_data;
63 void txx9_physmap_flash_init(int no, unsigned long addr, unsigned long size,
64  const struct physmap_flash_data *pdata);
65 
66 /* 8 bit version of __fls(): find first bit set (returns 0..7) */
67 static inline unsigned int __fls8(unsigned char x)
68 {
69  int r = 7;
70 
71  if (!(x & 0xf0)) {
72  r -= 4;
73  x <<= 4;
74  }
75  if (!(x & 0xc0)) {
76  r -= 2;
77  x <<= 2;
78  }
79  if (!(x & 0x80))
80  r -= 1;
81  return r;
82 }
83 
84 void txx9_iocled_init(unsigned long baseaddr,
85  int basenum, unsigned int num, int lowactive,
86  const char *color, char **deftriggers);
87 
88 /* 7SEG LED */
89 void txx9_7segled_init(unsigned int num,
90  void (*putc)(unsigned int pos, unsigned char val));
91 int txx9_7segled_putc(unsigned int pos, char c);
92 
93 void __init txx9_aclc_init(unsigned long baseaddr, int irq,
94  unsigned int dmac_id,
95  unsigned int dma_chan_out,
96  unsigned int dma_chan_in);
97 void __init txx9_sramc_init(struct resource *r);
98 
99 #endif /* __ASM_TXX9_GENERIC_H */