target/linux/ifxmips/patches/100-board.patch

   1 Index: linux-2.6.25.4/arch/mips/Kconfig
   2 ===================================================================
   3 --- linux-2.6.25.4.orig/arch/mips/Kconfig
   4 +++ linux-2.6.25.4/arch/mips/Kconfig
   5 @@ -78,6 +78,21 @@ config MIPS_COBALT
   6         select SYS_SUPPORTS_LITTLE_ENDIAN
   7         select GENERIC_HARDIRQS_NO__DO_IRQ
   8
   9 +config IFXMIPS
  10 +       bool "IFXMips support"
  11 +       select DMA_NONCOHERENT
  12 +       select IRQ_CPU
  13 +       select CEVT_R4K
  14 +       select CSRC_R4K
  15 +       select SYS_HAS_CPU_MIPS32_R1
  16 +       select HAVE_STD_PC_SERIAL_PORT
  17 +       select SYS_SUPPORTS_BIG_ENDIAN
  18 +       select SYS_SUPPORTS_32BIT_KERNEL
  19 +       select SYS_HAS_EARLY_PRINTK
  20 +       select HW_HAS_PCI
  21 +       select GENERIC_GPIO
  22 +       select SWAP_IO_SPACE
  23 +
  24  config MACH_DECSTATION
  25         bool "DECstations"
  26         select BOOT_ELF32
  27 @@ -693,6 +706,7 @@ source "arch/mips/sibyte/Kconfig"
  28  source "arch/mips/tx4927/Kconfig"
  29  source "arch/mips/tx4938/Kconfig"
  30  source "arch/mips/vr41xx/Kconfig"
  31 +source "arch/mips/ifxmips/Kconfig"
  32
  33  endmenu
  34
  35 Index: linux-2.6.25.4/arch/mips/Makefile
  36 ===================================================================
  37 --- linux-2.6.25.4.orig/arch/mips/Makefile
  38 +++ linux-2.6.25.4/arch/mips/Makefile
  39 @@ -282,6 +282,13 @@ core-$(CONFIG_MIPS_COBALT) += arch/mips/
  40  cflags-$(CONFIG_MIPS_COBALT)   += -Iinclude/asm-mips/mach-cobalt
  41  load-$(CONFIG_MIPS_COBALT)     += 0xffffffff80080000
  42
  43 +#
  44 +# Infineon IFXMIPS
  45 +#
  46 +core-$(CONFIG_IFXMIPS) += arch/mips/ifxmips/
  47 +cflags-$(CONFIG_IFXMIPS)   += -Iinclude/asm-mips/mach-ifxmips
  48 +load-$(CONFIG_IFXMIPS) += 0xffffffff80002000
  49 +
  50  #
  51  # DECstation family
  52  #
  53 Index: linux-2.6.25.4/include/asm-mips/bootinfo.h
  54 ===================================================================
  55 --- linux-2.6.25.4.orig/include/asm-mips/bootinfo.h
  56 +++ linux-2.6.25.4/include/asm-mips/bootinfo.h
  57 @@ -94,6 +94,12 @@
  58  #define MACH_MSP7120_FPGA       5      /* PMC-Sierra MSP7120 Emulation */
  59  #define MACH_MSP_OTHER        255      /* PMC-Sierra unknown board type */
  60
  61 +/*
  62 + * Valid machtype for group IFXMIPS
  63 + */
  64 +#define MACH_GROUP_IFXMIPS     29
  65 +#define MACH_INFINEON_IFXMIPS  0
  66 +
  67  #define CL_SIZE                        COMMAND_LINE_SIZE
  68
  69  extern char *system_type;
  70 Index: linux-2.6.25.4/arch/mips/kernel/traps.c
  71 ===================================================================
  72 --- linux-2.6.25.4.orig/arch/mips/kernel/traps.c
  73 +++ linux-2.6.25.4/arch/mips/kernel/traps.c
  74 @@ -1379,6 +1379,7 @@ void __cpuinit per_cpu_trap_init(void)
  75          */
  76         if (cpu_has_mips_r2) {
  77                 cp0_compare_irq = (read_c0_intctl() >> 29) & 7;
  78 +               cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
  79                 cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7;
  80                 if (cp0_perfcount_irq == cp0_compare_irq)
  81                         cp0_perfcount_irq = -1;