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Linux/arch/mips/include/asm/txx9/generic.h

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  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;
 28 int early_serial_txx9_setup(struct uart_port *port);
 29 
 30 struct pci_dev;
 31 struct txx9_board_vec {
 32         const char *system;
 33         void (*prom_init)(void);
 34         void (*mem_setup)(void);
 35         void (*irq_setup)(void);
 36         void (*time_init)(void);
 37         void (*arch_init)(void);
 38         void (*device_init)(void);
 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 */
100 

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