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To compile the ao486 processor load the project file from syn/components/ao486/ao486.qpf.
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To compile the ao486 processor load the project file from syn/components/ao486/ao486.qpf.
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#### SoC
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#### SoC
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To compile the ao486 SoC load the project file from syn/soc/soc.qpf.
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To compile the ao486 SoC load the project file from syn/soc/soc.qpf.
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Before compiling in Altera Quartus II, the Qsys system must be generated.
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#### BIOS
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#### BIOS
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To compile the BIOS do the following:
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To compile the BIOS do the following:
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- extract the bochs-2.6.2 source archive,
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- extract the bochs-2.6.2 source archive,
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- apply the patch from the directory bios/bochs-2.6.2 by running in the extracted directory:
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- apply the patch from the directory bios/bochs-2.6.2 by running in the extracted directory:
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patch -p1 < (path to patch file)
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patch -p1 < (path to patch file)
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- opening the Nios II Software Build Tools for Eclipse,
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- opening the Nios II Software Build Tools for Eclipse,
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- creating a workspace in the directory syn/soc/firmware,
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- creating a workspace in the directory syn/soc/firmware,
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- importing the two projects 'exe' and 'exe_bsp',
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- importing the two projects 'exe' and 'exe_bsp',
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- genrating BSP on the 'exe_bsp' project,
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- genrating BSP on the 'exe_bsp' project,
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- compiling the 'exe' project.
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- compiling the 'exe' project.
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- compile the BIOS and copy the binary to the directory sd/bios
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- compile the BIOS and copy the binary to the directory sd/bios,
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- compile the VGABIOS and copy the binary to the directory sd/vgabios
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- compile the VGABIOS and copy the binary to the directory sd/vgabios,
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- compile the ao486_tool by running 'ant jar' in the directory ao486_tool
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- compile the ao486_tool by running 'ant jar' in the directory ao486_tool,
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- edit the files in the directory sd/hdd. They contain the position of the virtual hard disk located on
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- edit the files in the directory sd/hdd. They contain the position of the virtual hard disk located on
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the SD card. The start entry must be a multiplicity of 512. The values are in bytes from the begining
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the SD card. The start entry must be a multiplicity of 512. The values are in bytes from the begining
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of the SD card,
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of the SD card,
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- run 'java -cp ./dist/ao486_tool.jar ao486.SDGenerator' in the directory ao486_tool,
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- run 'java -cp ./dist/ao486_tool.jar ao486.SDGenerator' in the directory ao486_tool,
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- copy the file ao486_tool/sd.dat to the first sectors of the SD card by using 'dd if=sd.dat of=/dev/sdXXX'.
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- copy the file ao486_tool/sd.dat to the first sectors of the SD card by using 'dd if=sd.dat of=/dev/sdXXX'.
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- insert the SD card to the Terasic DE2-115 board,
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- program the FPGA using the SOF file,
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- program the FPGA using the SOF file,
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- load and run the firmware of the NIOS II controller,
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- load and run the firmware of the NIOS II controller,
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- select the BIOS file on the On Screen Display by using KEY0 for down, KEY1 for up and KEY2 for select,
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- select the BIOS file on the On Screen Display by using KEY0 for down, KEY1 for up and KEY2 for select,
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- select the VGABIOS file on the OSD,
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- select the VGABIOS file on the OSD,
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- select the hard drive on the OSD,
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- select the hard drive on the OSD,
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