arch/mips/Kconfig

   1 menu "MIPS architecture"
   2         depends on MIPS
   3
   4 config SYS_ARCH
   5         default "mips"
   6
   7 config SYS_CPU
   8         default "mips32" if CPU_MIPS32_R1 || CPU_MIPS32_R2
   9         default "mips64" if CPU_MIPS64_R1 || CPU_MIPS64_R2
  10
  11 choice
  12         prompt "Target select"
  13         optional
  14
  15 config TARGET_QEMU_MIPS
  16         bool "Support qemu-mips"
  17         select SUPPORTS_BIG_ENDIAN
  18         select SUPPORTS_LITTLE_ENDIAN
  19         select SUPPORTS_CPU_MIPS32_R1
  20         select SUPPORTS_CPU_MIPS32_R2
  21         select SUPPORTS_CPU_MIPS64_R1
  22         select SUPPORTS_CPU_MIPS64_R2
  23
  24 config TARGET_MALTA
  25         bool "Support malta"
  26         select SUPPORTS_BIG_ENDIAN
  27         select SUPPORTS_LITTLE_ENDIAN
  28         select SUPPORTS_CPU_MIPS32_R1
  29         select SUPPORTS_CPU_MIPS32_R2
  30         select SWAP_IO_SPACE
  31
  32 config TARGET_VCT
  33         bool "Support vct"
  34         select SUPPORTS_BIG_ENDIAN
  35         select SUPPORTS_CPU_MIPS32_R1
  36         select SUPPORTS_CPU_MIPS32_R2
  37         select SYS_MIPS_CACHE_INIT_RAM_LOAD
  38
  39 config TARGET_DBAU1X00
  40         bool "Support dbau1x00"
  41         select SUPPORTS_BIG_ENDIAN
  42         select SUPPORTS_LITTLE_ENDIAN
  43         select SUPPORTS_CPU_MIPS32_R1
  44         select SUPPORTS_CPU_MIPS32_R2
  45         select SYS_MIPS_CACHE_INIT_RAM_LOAD
  46
  47 config TARGET_PB1X00
  48         bool "Support pb1x00"
  49         select SUPPORTS_LITTLE_ENDIAN
  50         select SUPPORTS_CPU_MIPS32_R1
  51         select SUPPORTS_CPU_MIPS32_R2
  52         select SYS_MIPS_CACHE_INIT_RAM_LOAD
  53
  54
  55 endchoice
  56
  57 source "board/dbau1x00/Kconfig"
  58 source "board/imgtec/malta/Kconfig"
  59 source "board/micronas/vct/Kconfig"
  60 source "board/pb1x00/Kconfig"
  61 source "board/qemu-mips/Kconfig"
  62
  63 if MIPS
  64
  65 choice
  66         prompt "Endianness selection"
  67         help
  68           Some MIPS boards can be configured for either little or big endian
  69           byte order. These modes require different U-Boot images. In general there
  70           is one preferred byteorder for a particular system but some systems are
  71           just as commonly used in the one or the other endianness.
  72
  73 config SYS_BIG_ENDIAN
  74         bool "Big endian"
  75         depends on SUPPORTS_BIG_ENDIAN
  76
  77 config SYS_LITTLE_ENDIAN
  78         bool "Little endian"
  79         depends on SUPPORTS_LITTLE_ENDIAN
  80
  81 endchoice
  82
  83 choice
  84         prompt "CPU selection"
  85         default CPU_MIPS32_R2
  86
  87 config CPU_MIPS32_R1
  88         bool "MIPS32 Release 1"
  89         depends on SUPPORTS_CPU_MIPS32_R1
  90         select 32BIT
  91         help
  92           Choose this option to build an U-Boot for release 1 or later of the
  93           MIPS32 architecture.
  94
  95 config CPU_MIPS32_R2
  96         bool "MIPS32 Release 2"
  97         depends on SUPPORTS_CPU_MIPS32_R2
  98         select 32BIT
  99         help
 100           Choose this option to build an U-Boot for release 2 or later of the
 101           MIPS32 architecture.
 102
 103 config CPU_MIPS64_R1
 104         bool "MIPS64 Release 1"
 105         depends on SUPPORTS_CPU_MIPS64_R1
 106         select 64BIT
 107         help
 108           Choose this option to build a kernel for release 1 or later of the
 109           MIPS64 architecture.
 110
 111 config CPU_MIPS64_R2
 112         bool "MIPS64 Release 2"
 113         depends on SUPPORTS_CPU_MIPS64_R2
 114         select 64BIT
 115         help
 116           Choose this option to build a kernel for release 2 or later of the
 117           MIPS64 architecture.
 118
 119 endchoice
 120
 121 menu "OS boot interface"
 122
 123 config MIPS_BOOT_CMDLINE_LEGACY
 124         bool "Hand over legacy command line to Linux kernel"
 125         default y
 126         help
 127           Enable this option if you want U-Boot to hand over the Yamon-style
 128           command line to the kernel. All bootargs will be prepared as argc/argv
 129           compatible list. The argument count (argc) is stored in register $a0.
 130           The address of the argument list (argv) is stored in register $a1.
 131
 132 config MIPS_BOOT_ENV_LEGACY
 133         bool "Hand over legacy environment to Linux kernel"
 134         default y
 135         help
 136           Enable this option if you want U-Boot to hand over the Yamon-style
 137           environment to the kernel. Information like memory size, initrd
 138           address and size will be prepared as zero-terminated key/value list.
 139           The address of the enviroment is stored in register $a2.
 140
 141 config MIPS_BOOT_FDT
 142         bool "Hand over a flattened device tree to Linux kernel"
 143         default n
 144         help
 145           Enable this option if you want U-Boot to hand over a flattened
 146           device tree to the kernel. According to UHI register $a0 will be set
 147           to -2 and the FDT address is stored in $a1.
 148
 149 endmenu
 150
 151 config SUPPORTS_BIG_ENDIAN
 152         bool
 153
 154 config SUPPORTS_LITTLE_ENDIAN
 155         bool
 156
 157 config SUPPORTS_CPU_MIPS32_R1
 158         bool
 159
 160 config SUPPORTS_CPU_MIPS32_R2
 161         bool
 162
 163 config SUPPORTS_CPU_MIPS64_R1
 164         bool
 165
 166 config SUPPORTS_CPU_MIPS64_R2
 167         bool
 168
 169 config CPU_MIPS32
 170         bool
 171         default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
 172
 173 config CPU_MIPS64
 174         bool
 175         default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
 176
 177 config 32BIT
 178         bool
 179
 180 config 64BIT
 181         bool
 182
 183 config SWAP_IO_SPACE
 184         bool
 185
 186 config SYS_MIPS_CACHE_INIT_RAM_LOAD
 187         bool
 188
 189 endif
 190
 191 endmenu