LXR uboot/board/Marvell/common/bootseq.txt

   1(cpu/mpc7xxx/start.S)
   2
   3start:
   4    b boot_cold
   5
   6start_warm:
   7    b boot_warm
   8
   9
  10boot_cold:
  11boot_warm:
  12    clear bats
  13    init l2 (if enabled)
  14    init altivec (if enabled)
  15    invalidate l2 (if enabled)
  16    setup bats (from defines in config_EVB)
  17    enable_addr_trans: (if MMU enabled)
  18        enable MSR_IR and MSR_DR
  19    jump to in_flash
  20
  21in_flash:
  22    enable l1 dcache
  23    gal_low_init: (board/evb64260/sdram_init.S)
  24        config SDRAM (CFG, TIMING, DECODE)
  25        init scratch regs (810 + 814)
  26
  27        detect DIMM0 (bank 0 only)
  28        config SDRAM_PARA0 to 256/512Mbit
  29        bl sdram_op_mode
  30        detect bank0 width
  31            write scratch reg 810
  32        config SDRAM_PARA0 with results
  33        config SDRAM_PARA1 with results
  34
  35        detect DIMM1 (bank 2 only)
  36        config SDRAM_PARA2 to 256/512Mbit
  37        detect bank2 width
  38            write scratch reg 814
  39        config SDRAM_PARA2 with results
  40        config SDRAM_PARA3 with results
  41
  42        setup device bus timings/width
  43        setup boot device timings/width
  44
  45        setup CPU_CONF (0x0)
  46        setup cpu master control register 0x160
  47        setup PCI0 TIMEOUT
  48        setup PCI1 TIMEOUT
  49        setup PCI0 BAR
  50        setup PCI1 BAR
  51
  52        setup MPP control 0-3
  53        setup GPP level control
  54        setup Serial ports multiplex
  55
  56    setup stack pointer (r1)
  57    setup GOT
  58    call cpu_init_f
  59        debug leds
  60    board_init_f: (common/board.c)
  61        board_early_init_f:
  62            remap gt regs?
  63            map PCI mem/io
  64            map device space
  65            clear out interupts
  66        init_timebase
  67        env_init
  68        serial_init
  69        console_init_f
  70        display_options
  71        initdram: (board/evb64260/evb64260.c)
  72            detect memory
  73            for each bank:
  74                dram_size()
  75                setup PCI slave memory mappings
  76                setup SCS
  77        setup monitor
  78        alloc board info struct
  79        init bd struct
  80        relocate_code: (cpu/mpc7xxx/start.S)
  81            copy,got,clearbss
  82            board_init_r(bd, dest_addr) (common/board.c)
  83                setup bd function pointers
  84                trap_init
  85                flash_init: (board/evb64260/flash.c)
  86                setup bd flash info
  87                cpu_init_r: (cpu/mpc7xxx/cpu_init.c)
  88                    nothing
  89                mem_malloc_init
  90                malloc_bin_reloc
  91                spi_init (r or f)??? (CONFIG_ENV_IS_IN_EEPROM)
  92                env_relocated
  93                misc_init_r(bd): (board/evb64260/evb64260.c)
  94                    mpsc_init2
  95