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* Makefile: fix wrong -I directive to compilerDanny Holman2021-03-091-2/+2
| | | | | | | 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>
* i386: create terminal_scroll functionDanny Holman2021-01-281-10/+25
| | | | | | Add support for scrolling the terminal at the end of the VGA buffer. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* i386: add support for newlinesDanny Holman2021-01-251-0/+7
| | | | | | Add support for the newline character in the TTY layer. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* x86: reorganize the i386 directoryDanny Holman2021-01-249-3/+73
| | | | | | Add structure to the internals of the x86 directory. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* serial: add serial_writestring as a functionDanny Holman2021-01-201-0/+7
| | | | | | | Add a function in the serial interface that writes an entire string to the serial line. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* serial: don't declare serial_init as staticDanny Holman2021-01-201-1/+1
| | | | | | | | The function serial_init should not be declared as static. This function could change under a different architecture and should be defined with the target architecture. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* i386: add serial port supportDanny Holman2021-01-203-0/+57
| | | | | | Add support for serial communication in the i386 architecture. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* arch: i386: add support for x86 processorsDanny Holman2021-01-175-0/+142
| | | | | | Add support for 32-bit x86 processors, i.e. the 80386 and above. Signed-off-by: Danny Holman <dholman@gymli.xyz>
* Initial commitDanny Holman2021-01-172-0/+25
Signed-off-by: Danny Holman <dholman@gymli.xyz>