target/linux/etrax-2.6/patches/cris/020-syscalls.patch

   1 diff -urN linux-2.6.19.2.orig/include/asm-cris/unistd.h linux-2.6.19.2/include/asm/unistd.h
   2 --- linux-2.6.19.2.orig/include/asm-cris/unistd.h       2007-06-16 23:59:11.000000000 +0200
   3 +++ linux-2.6.19.2/include/asm/unistd.h 2007-06-17 03:43:10.000000000 +0200
   4 @@ -325,9 +325,52 @@
   5  #define __NR_getcpu            318
   6  #define __NR_epoll_pwait       319
   7
   8 +#ifdef CONFIG_ETRAX_GPIO
   9 +       #ifdef CONFIG_FOXBONE
  10 +               #define __NR_gpiosetbits        320
  11 +               #define __NR_gpioclearbits      321
  12 +               #define __NR_gpiosetdir         322
  13 +               #define __NR_gpiotogglebit      323
  14 +               #define __NR_gpiogetbits        324
  15 +               #define __NR_foxboneread        325
  16 +               #define __NR_foxbonewrite       326
  17 +               #define __NR_foxbonebulkread    327
  18 +               #define __NR_foxbonebulkwrite   328
  19 +               #define __NR_foxbonereset       329
  20 +               #define __NR_foxboneintreg      330
  21 +               #define __NR_foxboneintcheck    331
  22 +               #define __NR_foxboneintwait     332
  23 +               #define NR_syscalls 333
  24 +
  25 +       #else
  26 +               #define __NR_gpiosetbits        320
  27 +               #define __NR_gpioclearbits      321
  28 +               #define __NR_gpiosetdir         322
  29 +               #define __NR_gpiotogglebit      323
  30 +               #define __NR_gpiogetbits        324
  31 +
  32 +               #define NR_syscalls 325
  33 +       #endif
  34 +#else
  35 +       #ifdef CONFIG_FOXBONE
  36 +               #define __NR_foxboneread        320
  37 +               #define __NR_foxbonewrite       321
  38 +               #define __NR_foxbonebulkread    322
  39 +               #define __NR_foxbonebulkwrite   323
  40 +               #define __NR_foxboneintreg      324
  41 +               #define __NR_foxboneintcheck    325
  42 +               #define __NR_foxboneintwait     326
  43 +
  44 +               #define NR_syscalls 327
  45 +
  46 +       #else
  47 +
  48 +               #define NR_syscalls 320
  49 +       #endif
  50 +#endif
  51 +
  52  #ifdef __KERNEL__
  53
  54 -#define NR_syscalls 320
  55
  56  #include <asm/arch/unistd.h>
  57
  58 --- linux-2.6.19.2.orig/include/linux/gpio_syscalls.h   1970-01-01 01:00:00.000000000 +0100
  59 +++ linux-2.6.19.2/include/linux/gpio_syscalls.h        2007-06-17 03:44:49.000000000 +0200
  60 @@ -0,0 +1,75 @@
  61 +#ifndef __LINUX_SYSCALL_GPIO
  62 +#define __LINUX_SYSCALL_GPIO
  63 +#include <linux/autoconf.h>
  64 +#include <linux/kernel.h>
  65 +#include <linux/errno.h>
  66 +#include <asm/unistd.h>
  67 +
  68 +// port defines
  69 +#define PORTA  'A'
  70 +#define PORTB  'B'
  71 +#define PORTG  'G'
  72 +
  73 +//direction defines
  74 +#define DIRIN  'I'
  75 +#define DIROUT         'O'
  76 +
  77 +// pin defines for PORTG
  78 +#define PG0    (1<<0)
  79 +#define PG1     (1<<1)
  80 +#define PG2     (1<<2)
  81 +#define PG3     (1<<3)
  82 +#define PG4     (1<<4)
  83 +#define PG5     (1<<5)
  84 +#define PG6     (1<<6)
  85 +#define PG7     (1<<7)
  86 +#define PG8     (1<<8)
  87 +#define PG9     (1<<9)
  88 +#define PG10   (1<<10)
  89 +#define PG11    (1<<11)
  90 +#define PG12    (1<<12)
  91 +#define PG13    (1<<13)
  92 +#define PG14    (1<<14)
  93 +#define PG15    (1<<15)
  94 +#define PG16    (1<<16)
  95 +#define PG17    (1<<17)
  96 +#define PG18    (1<<18)
  97 +#define PG19    (1<<19)
  98 +#define PG20    (1<<20)
  99 +#define PG21    (1<<21)
 100 +#define PG22    (1<<22)
 101 +#define PG23    (1<<23)
 102 +#define PG24    (1<<24)
 103 +
 104 +#define PG8_15 0x00ff00
 105 +#define PG16_23        0xff0000
 106 +
 107 +
 108 +// pin defines for PORTA
 109 +#define PA0    (1<<0)
 110 +#define PA1    (1<<1)
 111 +#define PA2    (1<<2)
 112 +#define PA3    (1<<3)
 113 +#define PA4    (1<<4)
 114 +#define PA5    (1<<5)
 115 +#define PA6    (1<<6)
 116 +#define PA7    (1<<7)
 117 +
 118 +// pin defines for PORTB
 119 +#define PB0    (1<<0)
 120 +#define PB1    (1<<1)
 121 +#define PB2    (1<<2)
 122 +#define PB3    (1<<3)
 123 +#define PB4    (1<<4)
 124 +#define PB5    (1<<5)
 125 +#define PB6    (1<<6)
 126 +#define PB7    (1<<7)
 127 +
 128 +int errno;
 129 +_syscall2(void, gpiosetbits, unsigned char, port, unsigned int, bits);
 130 +_syscall2(void, gpioclearbits, unsigned char, port, unsigned int, bits);
 131 +_syscall3(void, gpiosetdir, unsigned char, port, unsigned char, dir, unsigned int, bits);
 132 +_syscall2(void, gpiotogglebit, unsigned char, port, unsigned int, bits);
 133 +_syscall2(unsigned int, gpiogetbits, unsigned char, port, unsigned int, bits);
 134 +
 135 +#endif
 136 --- linux-2.6.19.2.orig/arch/cris/arch-v10/kernel/entry.S       2007-06-16 23:58:14.000000000 +0200
 137 +++ linux-2.6.19.2/arch/cris/arch-v10/kernel/entry.S    2007-06-17 03:48:21.000000000 +0200
 138 @@ -1200,6 +1200,23 @@
 139         .long sys_move_pages
 140         .long sys_getcpu
 141         .long sys_epoll_pwait
 142 +#ifdef CONFIG_ETRAX_GPIO
 143 +       .long sys_gpiosetbits
 144 +       .long sys_gpioclearbits
 145 +       .long sys_gpiosetdir
 146 +       .long sys_gpiotogglebit
 147 +       .long sys_gpiogetbits
 148 +#endif
 149 +#ifdef CONFIG_FOXBONE
 150 +       .long sys_foxboneread
 151 +       .long sys_foxbonewrite
 152 +       .long sys_foxbonebulkread
 153 +       .long sys_foxbonebulkwrite
 154 +       .long sys_foxbonereset
 155 +       .long sys_foxboneintreg
 156 +       .long sys_foxboneintcheck
 157 +       .long sys_foxboneintwait
 158 +#endif
 159
 160          /*
 161           * NOTE!! This doesn't have to be exact - we just have
 162 diff linux-2.6.19.2.orig/arch/cris/arch-v10/drivers/Makefile linux-2.6.19.2/arch/cris/arch-v10/drivers/Makefile
 163 --- linux-2.6.19.2.orig/arch/cris/arch-v10/drivers/Makefile     2007-06-16 23:58:14.000000000 +0200
 164 +++ linux-2.6.19.2/arch/cris/arch-v10/drivers/Makefile 2007-06-17 03:48:21.000000000 +0200
 165 8a9
 166 > obj-$(CONFIG_ETRAX_GPIO)            += gpio_syscalls.o