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