src/make/makestg1

   1 #*******************************************************************************************
   2 #* FILE PURPOSE: Top level make for the IBL
   3 #*******************************************************************************************
   4 #* FILE NAME: Makefile
   5 #*
   6 #* DESCRIPTION: Builds the Intermediate Boot Loader (IBL)
   7 #*
   8 #*  Usage:  make c6455 | c6472 | c6474 | c6457 | c661x [DEBUG=yes] [ETH=no] [NAND=no]  \
   9 #*          [BIS=no] [COFF=no] [BLOB=no] [ELF=no] [ENDIAN= both | big | little] [I2C_BUS_ADDR= 0x50 | 0x51] \
  10 #*                      [COMPACT_I2C=yes] [I2C_SIZE_BYTES=..]
  11 #*******************************************************************************************
  12
  13 IBLS_C6X= c6455 c6472 c6474 c6474l c6457 c661x
  14
  15
  16 # Excluding functions from the build reduces the I2C eeprom memory used and
  17 # speeds the initial boot time. Note that boot table cannot be excluded
  18 # because it is required for the two stage I2C load process
  19
  20 # The endian of the build. The default target builds a single ROM image with both endians present
  21 ifeq ($(ENDIAN_MODE),big)
  22  I2CROM=        big_endian
  23  STAGE1_TARGET= be_target
  24 else
  25  ifeq ($(ENDIAN_MODE),little)
  26   I2CROM=        little_endian
  27   STAGE1_TARGET= le_target
  28  else
  29   I2CROM=        both
  30   STAGE1_TARGET= be_target le_target compare
  31  endif
  32 endif
  33
  34 EXCLUDES= $(CEXCLUDES)
  35
  36
  37 # The default i2c size. This is used only for the i2c writer utility
  38 ifndef I2C_SIZE_BYTES
  39  I2C_SIZE_BYTES=0x10000
  40 endif
  41
  42 # exclusions based on device capability
  43 ifeq ($(TARGET),c6455)
  44  C64X_EXCLUDES=yes
  45 endif
  46
  47 ifeq ($(TARGET),c6457)
  48  C64X_EXCLUDES=yes
  49 endif
  50
  51 ifeq ($(TARGET),c6472)
  52  C64X_EXCLUDES=yes
  53 endif
  54
  55 ifeq ($(TARGET),c6474)
  56  C64X_EXCLUDES=yes
  57 endif
  58
  59 ifeq ($(C64X_EXCLUDES),yes)
  60
  61  ifeq (,$(findstring SPI, $(EXCLUDES)))
  62   EXCLUDES+= SPI
  63  endif
  64
  65  ifeq (,$(findstring NOR_SPI, $(EXCLUDES)))
  66   EXCLUDES+= NOR_SPI
  67  endif
  68
  69  ifeq (,$(findstring NOR_EMIF, $(EXCLUDES)))
  70   EXCLUDES+= NOR_EMIF
  71  endif
  72
  73  ifeq (,$(findstring NAND_SPI, $(EXCLUDES)))
  74   EXCLUDES+= NAND_SPI
  75  endif
  76
  77  ifeq (,$(findstring NAND_EMIF, $(EXCLUDES)))
  78   EXCLUDES+= NAND_EMIF
  79  endif
  80
  81 endif
  82
  83 ifeq ($(TARGET),c661x)
  84  EXCLUDES+= NAND_GPIO
  85 endif
  86
  87
  88 # Prevent I2C/SPI rom creation based on defines
  89 ROMS=
  90
  91 ifeq (,$(findstring I2C, $(EXCLUDES)))
  92  ROMS+= i2cRom
  93 endif
  94
  95 ifeq (,$(findstring SPI, $(EXCLUDES)))
  96  ROMS+= spiRom
  97 endif
  98
  99
 100 # Excludes identify which components are not part of the build
 101 export EXCLUDES
 102
 103 .PHONY: all be_target le_target compare $(IBLS_C6X)
 104
 105 all:
 106         @echo must specify a target [ $(IBLS_C6X) ]
 107
 108
 109
 110 be_target:
 111         @echo EXCLUDES= $(EXCLUDES)
 112         make -f makestg2 ARCH=c64x TARGET=$(TARGET) ENDIAN=big    I2C_SIZE_BYTES=$(I2C_SIZE_BYTES) I2C_BUS_ADDR=$(I2C_BUS_ADDR) SPI_DEFS='$(SPI_DEFS)' utils
 113         make -f makestg2 ARCH=c64x TARGET=$(TARGET) ENDIAN=big    I2C_SIZE_BYTES=$(I2C_SIZE_BYTES) I2C_BUS_ADDR=$(I2C_BUS_ADDR) SPI_DEFS='$(SPI_DEFS)' $(TARGET)
 114
 115 le_target:
 116         make -f makestg2 ARCH=c64x TARGET=$(TARGET) ENDIAN=little I2C_SIZE_BYTES=$(I2C_SIZE_BYTES) I2C_BUS_ADDR=$(I2C_BUS_ADDR) SPI_DEFS='$(SPI_DEFS)' utils
 117         make -f makestg2 ARCH=c64x TARGET=$(TARGET) ENDIAN=little I2C_SIZE_BYTES=$(I2C_SIZE_BYTES) I2C_BUS_ADDR=$(I2C_BUS_ADDR) SPI_DEFS='$(SPI_DEFS)' $(TARGET)
 118
 119 compare:
 120         make -f makestg2 ARCH=c64x TARGET=$(TARGET) compare
 121
 122
 123 $(IBLS_C6X): $(STAGE1_TARGET)
 124         make -f makestg2 ARCH=c64x TARGET=$@ I2CROM=$(I2CROM) I2C_BUS_ADDR=$(I2C_BUS_ADDR) COMPACT_I2C=$(COMPACT_I2C) SPI_DEFS='$(SPI_DEFS)' $(ROMS)
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