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2024-06-21Makefile: decrease test memory to 1GBDanny Holman
Decrease the amount of memory given to the testing VM to 1GB. This makes testing the memory systems a little faster during tight build cycles. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-05-27drivers: create a subdir just for driver codeDanny Holman
Create a subdirectory branching from the project root. This directory will contain nothing but driver and device code. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-05-27libk: create a subset libc for kernel useDanny Holman
Create a subset of the C library for use inside the kernel. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-03-28kernel: add a basic thread schedulerDanny Holman
Add a basic thread scheduler. This should allow the kernel to schedule threads according to the round robin algorithm. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-03-28arch: i386: kernel: add mostly finished PFA and paging systemDanny Holman
Add the mostly finished physical memory allocator and expose its functions to the paging system. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-02-24kernel: string: add a strcpy functionDanny Holman
Add an implmentation of strcpy. This function is used in several places in the kernel to copy strings between memory addresses. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-02-21README: update copyright lineDanny Holman
Update the copyright year and contact email in the README file. Signed-off-by: Danny Holman <dholman@gymli.org>
2024-02-16Makefile: add flags to qemu that activate the serial portDanny Holman
Signed-off-by: Danny Holman <dholman@gymli.org>
2023-11-26arch: i386: make: add source filesDanny Holman
Add new source files to the x86 architecture build configuration. Signed-off-by: Danny Holman <dholman@gymli.org>
2022-03-22Makefile: explicitly define CC variableDanny Holman
The CC variable is already defined by the make program, so use "CC:=" instead of "CC?=". This makes sure the proper cross compiler is in use. Signed-off-by: Danny Holman <dholman@gymli.org>
2022-01-15Makefile: add dry run and debug targetsDanny Holman
Add targets to perform a test run and debug run inside a VM. Signed-off-by: Danny Holman <dholman@gymli.org>
2021-09-28arch: i386: add support for 8259 PICDanny Holman
Add support for the 8259 programmable interrupt controller. Signed-off-by: Danny Holman <dholman@gymli.xyz>
2021-06-04Makefile: clean up targetsDanny Holman
Clean up the Makefile to be more clear and readable. Signed-off-by: Danny Holman <dholman@gymli.xyz>
2021-03-09Makefile: include dependency filesDanny Holman
Add an include directive in the main Makefile that includes the dependency files generated by GCC. Signed-off-by: Danny Holman <dholman@gymli.xyz>
2021-03-09Makefile: fix wrong -I directive to compilerDanny Holman
Fix a bug in which the architecture specific include directories are not properly included in the main Makefile. Signed-off-by: Danny Holman <dholman@gymli.xyz>
2021-01-24x86: reorganize the i386 directoryDanny Holman
Add structure to the internals of the x86 directory. Signed-off-by: Danny Holman <dholman@gymli.xyz>
2021-01-17Initial commitDanny Holman
Signed-off-by: Danny Holman <dholman@gymli.xyz>