LXR linux/arch/mips/include/asm/txx9/generic.h

   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
  14extern struct resource txx9_ce_res[];
  15#define TXX9_CE(n)      (unsigned long)(txx9_ce_res[(n)].start)
  16extern unsigned int txx9_pcode;
  17extern char txx9_pcode_str[8];
  18void txx9_reg_res_init(unsigned int pcode, unsigned long base,
  19                       unsigned long size);
  20
  21extern unsigned int txx9_master_clock;
  22extern unsigned int txx9_cpu_clock;
  23extern unsigned int txx9_gbus_clock;
  24#define TXX9_IMCLK      (txx9_gbus_clock / 2)
  25
  26extern int txx9_ccfg_toeon;
  27struct uart_port;
  28int early_serial_txx9_setup(struct uart_port *port);
  29
  30struct pci_dev;
  31struct 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};
  43extern struct txx9_board_vec *txx9_board_vec;
  44extern int (*txx9_irq_dispatch)(int pending);
  45const char *prom_getenv(const char *name);
  46void txx9_wdt_init(unsigned long base);
  47void txx9_wdt_now(unsigned long base);
  48void txx9_spi_init(int busid, unsigned long base, int irq);
  49void txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr);
  50void txx9_sio_init(unsigned long baseaddr, int irq,
  51                   unsigned int line, unsigned int sclk, int nocts);
  52#ifdef CONFIG_EARLY_PRINTK
  53extern void (*txx9_prom_putchar)(char c);
  54void txx9_sio_putchar_init(unsigned long baseaddr);
  55#else
  56static inline void txx9_sio_putchar_init(unsigned long baseaddr)
  57{
  58}
  59#endif
  60
  61struct physmap_flash_data;
  62void txx9_physmap_flash_init(int no, unsigned long addr, unsigned long size,
  63                             const struct physmap_flash_data *pdata);
  64
  65/* 8 bit version of __fls(): find first bit set (returns 0..7) */
  66static inline unsigned int __fls8(unsigned char x)
  67{
  68        int r = 7;
  69
  70        if (!(x & 0xf0)) {
  71                r -= 4;
  72                x <<= 4;
  73        }
  74        if (!(x & 0xc0)) {
  75                r -= 2;
  76                x <<= 2;
  77        }
  78        if (!(x & 0x80))
  79                r -= 1;
  80        return r;
  81}
  82
  83void txx9_iocled_init(unsigned long baseaddr,
  84                      int basenum, unsigned int num, int lowactive,
  85                      const char *color, char **deftriggers);
  86
  87/* 7SEG LED */
  88void txx9_7segled_init(unsigned int num,
  89                       void (*putc)(unsigned int pos, unsigned char val));
  90int txx9_7segled_putc(unsigned int pos, char c);
  91
  92void __init txx9_aclc_init(unsigned long baseaddr, int irq,
  93                           unsigned int dmac_id,
  94                           unsigned int dma_chan_out,
  95                           unsigned int dma_chan_in);
  96void __init txx9_sramc_init(struct resource *r);
  97
  98#endif /* __ASM_TXX9_GENERIC_H */
  99