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2f6845692a
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Updated gitignore
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2023-01-08 14:17:36 +00:00 |
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bbb09b2549
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Created separate memblock functions for virtual and physical memory allocation
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2023-01-08 12:21:13 +00:00 |
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0d77d97561
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memblock can now self re-allocate its internal buffers
memory allocated by memblock_alloc() can now be limited to a certain region.
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2023-01-08 12:13:59 +00:00 |
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02211e6eba
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Implemented memblock_alloc()
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2022-12-29 20:53:39 +00:00 |
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d9daeae384
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Fixed an arithmetic bug causing reserved memory regions at address 0x00 to be ignored
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2022-12-29 20:53:24 +00:00 |
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677661b115
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Updated compiler database generator to handle multiple target executables
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2022-12-29 20:17:06 +00:00 |
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2ac3e8602f
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Re-factored sandbox into a single executable
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2022-12-29 19:47:25 +00:00 |
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2b59afcaf3
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Started building the kernel memory manager in userspace
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2022-12-29 19:22:16 +00:00 |
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7f51b0755b
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Added a status field to memory regions to differentiate allocated and reserved regions
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2022-12-29 19:21:59 +00:00 |
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02b3be636b
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Added header containing kernel typedefs for sandbox programs
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2022-12-29 10:25:50 +00:00 |
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84efc44710
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memblock region iteration can now be bounded to a certain memory range
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2022-12-29 10:20:58 +00:00 |
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e922a776c3
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Added stubs for the kernel memory manager
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2022-12-28 23:04:09 +00:00 |
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fac31086f5
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Implemented a status return type
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2022-12-28 23:03:49 +00:00 |
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d0091a4df7
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Implemented macros for iterating over memblock regions, including free regions
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2022-12-28 23:03:30 +00:00 |
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5a2b81c8b9
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Sandbox programs are now compiled with debug symbols
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2022-12-28 18:41:50 +00:00 |
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30ffc429fc
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Started implementing a boot-time memory manager
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2022-12-28 18:41:04 +00:00 |
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fe6b7220df
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Kernel is now compiled with -Wall -Werror -pedantic
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2022-12-28 18:40:41 +00:00 |
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63d4dba493
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More build system adjustments
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2022-12-27 08:43:42 +00:00 |
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c337d12d05
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Sandbox program list is now auto-generated
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2022-12-27 08:28:05 +00:00 |
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83c7f2293c
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Implemented support for building host binaries to test kernel features
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2022-12-26 22:12:53 +00:00 |
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23e8e654d9
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Changed jump label in gdt_load
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2022-12-24 21:11:43 +00:00 |
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0309e1edd1
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Adjusted build system to make it more portable
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2022-12-24 17:42:33 +00:00 |
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26853c32c8
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Implemented GDT initialisation
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2022-12-24 10:28:41 +00:00 |
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0c0830cca7
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QEMU monitor is now enabled
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2022-12-24 10:28:28 +00:00 |
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62ec27e76b
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start_32 now maps 2GiB of virtual memory instead of 1 GiB
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2022-12-24 10:28:01 +00:00 |
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a3be1de07d
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start_64 vga_clear now clears the screen AND resets the colour attribute bytes
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2022-12-21 08:31:11 +00:00 |
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ea8d46b0f0
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Removed old kernel_init()
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2022-12-21 08:30:44 +00:00 |
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43a15c2dee
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Boot log is now stored in the build directory
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2022-12-21 08:30:23 +00:00 |
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8475a6139e
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Implemented some basic libc functions and a text console
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2022-12-21 08:29:33 +00:00 |
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f59d67435d
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Added a build rule to generate compile_commands.json
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2022-12-21 08:27:32 +00:00 |
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38202e5ccd
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Fixed a misnamed label in start_64 print_kernel_identifier
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2022-12-15 13:48:55 +00:00 |
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72bf6faadd
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Started implementing debugging facilities
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2022-12-14 21:45:24 +00:00 |
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51e065faaf
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Fixed some more dodgy formatting
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2022-12-14 18:44:46 +00:00 |
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48f00ba3b1
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Optimised start_64 vga_clear()
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2022-12-14 18:41:41 +00:00 |
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a5c6240761
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Adjusted the start_64 kernel identifier message
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2022-12-14 18:40:06 +00:00 |
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f9c835b9d6
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Removed unused function and error message
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2022-12-14 18:33:51 +00:00 |
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a94dfdc952
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Reformat for 8-width tabs
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2022-12-14 18:31:27 +00:00 |
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268c063876
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Updated gitignore
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2022-12-14 18:31:19 +00:00 |
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766667a6ad
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Finished implementing paging init and long mode switch
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2022-12-13 22:22:04 +00:00 |
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3402207602
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Added build system and some core boot files
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2022-12-13 20:22:11 +00:00 |
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a54e2eaabc
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Initial commit
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2022-12-13 20:18:46 +00:00 |
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