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URL https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk

Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [m32r/] [platforms/] [mappi2/] [dot.gdbinit.vdec2] - Blame information for rev 3

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Line No. Rev Author Line
1 3 xianfeng
# .gdbinit file
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# $Id: dot.gdbinit.vdec2,v 1.2 2004/11/11 02:03:15 takata Exp $
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# setting
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set width 0d70
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set radix 0d16
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use_debug_dma
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# Initialize SDRAM controller for Mappi
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define sdram_init
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  # SDIR0
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  set *(unsigned long *)0x00ef6008=0x00000182
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  # SDIR1
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  set *(unsigned long *)0x00ef600c=0x00000001
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  # Initialize wait
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  shell sleep 1
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  # Ch0-MOD
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  set *(unsigned long *)0x00ef602c=0x00000020
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  # Ch0-TR
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  set *(unsigned long *)0x00ef6028=0x00041302
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  # Ch0-ADR
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  set *(unsigned long *)0x00ef6020=0x08000004
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  # AutoRef On
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  set *(unsigned long *)0x00ef6004=0x00010705
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  # Access enable
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  set *(unsigned long *)0x00ef6024=0x00000001
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end
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document sdram_init
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  Mappi SDRAM controller initialization
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  0x08000000 - 0x0bffffff (64MB)
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end
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# Initialize SDRAM controller for Mappi
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define sdram_init2
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  # SDIR0
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  set *(unsigned long *)0x00ef6008=0x00000182
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  # Ch0-MOD
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  set *(unsigned long *)0x00ef602c=0x00000020
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  # Ch0-TR
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  set *(unsigned long *)0x00ef6028=0x00010002
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  # Ch0-ADR
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  set *(unsigned long *)0x00ef6020=0x08000004
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  # AutoRef On
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  set *(unsigned long *)0x00ef6004=0x00010107
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  # SDIR1
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  set *(unsigned long *)0x00ef600c=0x00000001
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  # Initialize wait
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  shell sleep 1
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  # Access enable
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  set *(unsigned long *)0x00ef6024=0x00000001
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  shell sleep 1
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end
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document sdram_init
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  Mappi SDRAM controller initialization
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  0x08000000 - 0x0bffffff (64MB)
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end
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# Initialize LAN controller for Mappi
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define lanc_init
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  # Set BSEL1 (BSEL3 for the Chaos's bselc)
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  #set *(unsigned long *)0x00ef5004 = 0x0fff330f
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  #set *(unsigned long *)0x00ef5004 = 0x01113301
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#  set *(unsigned long *)0x00ef5004 = 0x02011101
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#  set *(unsigned long *)0x00ef5004 = 0x04441104
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  # BSEL5
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#  set *(unsigned long *)0x00ef5014 = 0x0ccc310c
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#  set *(unsigned long *)0x00ef5014 = 0x0303310f
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#  set *(unsigned long *)0x00ef5014 = 0x01011102 -> NG
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#  set *(unsigned long *)0x00ef5014 = 0x03033103
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 set *(unsigned long *)0x00ef500c = 0x0b0b1304
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 set *(unsigned long *)0x00ef5010 = 0x03033302
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# set *(unsigned long *)0x00ef5018 = 0x02223302
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end
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# MMU enable
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define mmu_enable
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  set $evb=0x88000000
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  set *(unsigned long *)0xffff0024=1
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end
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# MMU disable
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define mmu_disable
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  set $evb=0
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  set *(unsigned long *)0xffff0024=0
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end
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# Show TLB entries
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define show_tlb_entries
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  set $i = 0
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  set $addr = $arg0
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  while ($i < 0d16 )
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    set $tlb_tag = *(unsigned long*)$addr
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    set $tlb_data = *(unsigned long*)($addr + 4)
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    printf " [%2d] 0x%08lx : 0x%08lx - 0x%08lx\n", $i, $addr, $tlb_tag, $tlb_data
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    set $i = $i + 1
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    set $addr = $addr + 8
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  end
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end
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define itlb
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  set $itlb=0xfe000000
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  show_tlb_entries $itlb
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end
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define dtlb
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  set $dtlb=0xfe000800
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  show_tlb_entries $dtlb
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end
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# Cache ON
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define set_cache_type
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  set $mctype = (void*)0xfffffff8
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# chaos
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# set *(unsigned long *)($mctype) = 0x0000c000
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# m32102 i-cache only
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  set *(unsigned long *)($mctype) = 0x00008000
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# m32102 d-cache only
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#  set *(unsigned long *)($mctype) = 0x00004000
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end
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define cache_on
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  set $param = (void*)0x08001000
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  set *(unsigned long *)($param) = 0x60ff6102
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end
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# Show current task structure
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define show_current
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  set $current = $spi & 0xffffe000
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  printf "$current=0x%08lX\n",$current
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  print *(struct task_struct *)$current
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end
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# Show user assigned task structure
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define show_task
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  set $task = $arg0 & 0xffffe000
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  printf "$task=0x%08lX\n",$task
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  print *(struct task_struct *)$task
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end
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document show_task
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  Show user assigned task structure
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  arg0 : task structure address
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end
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# Show M32R registers
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define show_regs
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  printf " R0[0x%08lX]   R1[0x%08lX]   R2[0x%08lX]   R3[0x%08lX]\n",$r0,$r1,$r2,$r3
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  printf " R4[0x%08lX]   R5[0x%08lX]   R6[0x%08lX]   R7[0x%08lX]\n",$r4,$r5,$r6,$r7
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  printf " R8[0x%08lX]   R9[0x%08lX]  R10[0x%08lX]  R11[0x%08lX]\n",$r8,$r9,$r10,$r11
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  printf "R12[0x%08lX]   FP[0x%08lX]   LR[0x%08lX]   SP[0x%08lX]\n",$r12,$fp,$lr,$sp
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  printf "PSW[0x%08lX]  CBR[0x%08lX]  SPI[0x%08lX]  SPU[0x%08lX]\n",$psw,$cbr,$spi,$spu
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  printf "BPC[0x%08lX]   PC[0x%08lX] ACCL[0x%08lX] ACCH[0x%08lX]\n",$bpc,$pc,$accl,$acch
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  printf "EVB[0x%08lX]\n",$evb
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  set $mests = *(unsigned long *)0xffff000c
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  set $mdeva = *(unsigned long *)0xffff0010
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  printf "MESTS[0x%08lX] MDEVA[0x%08lX]\n",$mests,$mdeva
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end
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# Setup all
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define setup
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  sdram_init
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#  lanc_init
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#  dispc_init
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#  set $evb=0x08000000
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end
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# Load modules
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define load_modules
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  use_debug_dma
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  load
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#  load busybox.mot
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end
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# Set kernel parameters
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define set_kernel_parameters
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  set $param = (void*)0x08001000
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  ## MOUNT_ROOT_RDONLY
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  set {long}($param+0x00)=0
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  ## RAMDISK_FLAGS
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  #set {long}($param+0x04)=0
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  ## ORIG_ROOT_DEV
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  #set {long}($param+0x08)=0x00000100
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  ## LOADER_TYPE
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  #set {long}($param+0x0C)=0
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  ## INITRD_START
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  set {long}($param+0x10)=0x082a0000
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  ## INITRD_SIZE
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  set {long}($param+0x14)=0d6200000
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  # M32R_CPUCLK
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  set *(unsigned long *)($param + 0x0018) = 0d25000000
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  # M32R_BUSCLK
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  set *(unsigned long *)($param + 0x001c) = 0d25000000
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  # M32R_TIMER_DIVIDE
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  set *(unsigned long *)($param + 0x0020) = 0d128
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 set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/root.2.6 nfsaddrs=192.168.0.102:192.168.0.1:192.168.0.1:255.255.255.0:mappi: \0"
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end
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# Boot
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define boot
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  set_kernel_parameters
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  debug_chaos
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  set $pc=0x08002000
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  set $fp=0
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  del b
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  si
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end
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# Restart
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define restart
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  sdireset
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  sdireset
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  setup
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  load_modules
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  boot
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end
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sdireset
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sdireset
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file vmlinux
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target m32rsdi
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restart
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boot
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