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94bc6eba39
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Build system: Added help text and target mrproper which also deletes downloaded source code
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2023-12-08 22:10:11 +00:00 |
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533f346f9b
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Build system: Added the ability to simulate an FPGA SoC and fixed all the warning verilator gave of the code previously used only for synthesis.
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2023-12-07 16:39:04 +00:00 |
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48249e8051
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Forgot to add some of the files for the previous commit
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2023-12-06 18:38:32 +00:00 |
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dd50114c07
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Build system: fixed adherence to the Makefile QUIET variable
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2023-12-04 23:09:13 +00:00 |
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63ea29e399
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Peripherals/Memory: Added support for the litedram DDR memory controller, created a new memory map and updated all relevant code and files including the addition of rudimentary wait state support for the cpu (BIU)
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2023-12-03 19:24:39 +00:00 |
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2c8e8a9d9c
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Added simple support for \n and \r on the HD44780 driver, increased the synthesised mem to fit brainfuck_compiled.asm and made it the default.
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2023-11-12 21:39:27 +00:00 |
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618c3102d8
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Fixed some dependencies on the makefiles
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2023-11-12 13:30:12 +00:00 |
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01dcbfa7a1
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The CPU works on real hardware for the first time! I added an adjustment for ram size, added control for a led and a test program for it. On the fpga board there is an actual led there that I used to verify functionality
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2023-11-06 08:13:36 +00:00 |
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5feee9de57
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Added support to the build system for synthesising, place and routing, serialising and uploading the design to a Lattice ECP5 OrangeCrab FPGA
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2023-11-02 00:29:14 +00:00 |
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3dd2ff59ea
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Added 2 more test programs, 2 new instructions and fixed a bug in CMP
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2023-05-21 01:48:50 +01:00 |
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021dd06e9a
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Added support for some more instructions, fixed a bug in CMP and also added a program that uses them
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2023-05-19 17:59:20 +01:00 |
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11624ca2d2
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Added the OUT instruction to be able to properly address I/O and moved printing logic to a device on the I/O space. Also added IRET which is basically just a RET in this case
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2023-03-09 06:03:13 +00:00 |
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9de83fd7c1
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Added partial support for the software interrupt INT instruction
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2023-03-08 07:26:28 +00:00 |
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5705b8e8a5
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Added support for Verilator!
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2023-03-04 08:37:43 +00:00 |
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b00cd988cf
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Cleaned up boot_code
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2023-03-03 19:36:28 +00:00 |
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0c36e9d78c
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Added message about compilation process on the compiler and fixed Makefile dependencies
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2023-02-25 01:42:45 +00:00 |
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cac01f0333
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Fixed Makefile bug
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2023-02-22 01:51:14 +00:00 |
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7fde422341
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Added Microcode support, Stack, implemented the CALL instruction in microcode and grouped the wires on the decoder module
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2023-02-22 01:28:23 +00:00 |
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e2e9a92832
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Cleaned the decoder a bit and laid down some of the groundwork for microcode
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2023-02-19 16:22:23 +00:00 |
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ed3d7101d3
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Further improved build system and changed brainfuck print message
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2023-02-16 23:26:32 +00:00 |
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ded47555a5
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Improved build system and project directory structure
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2023-02-16 01:52:02 +00:00 |
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