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2024-03-16kernel,libc: syscall: Improve syscall codeIan Moffett
- Remove the SYS_debug syscall - First syscall starts at 1 Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-16kernel: syscall: Remove syscall_args.retIan Moffett
It is better to just return a value within the syscall handler and have that passed down to __syscall() like that Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-14kernel: Add support for syscallsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-14kernel/amd64: pmap: Add pmap_free_vas()Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: machdep: Add processor_free_pcb()Ian Moffett
Add routine to deallocate resources within the process control block. Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: machdep: Check for NULL instead of 0Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: machdep: Add context switch helperIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: machdep: Add pcb init codeIan Moffett
This commit adds a processor specific routine which sets up the Process Control Block for a thread Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: machdep: Remove extra whitespaceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: trap: Update panic messageIan Moffett
We have a scheduler now, this old message does not make sense. So it is replaced. Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: spectre: Log only onceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-13kernel/amd64: machdep: Fix typoIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-11kernel/amd64: machdep: Enable SSE/SSE2 per coreIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-10kernel/amd64: trap: Add stack-segment fault ISRIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-07kernel/amd64: trap: Parse TRAP_PAGEFLT error codeIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-07kernel: Require VAS arg in vm + loader refactorIan Moffett
This commit adds vas argument to VM mapping functions as well as changing how mapping is done in the loader. This commit also fixes weird error handling and parses needed PHDRs within the loader Signed-off-by: Ian Moffett <ian@osmora.org>
2024-03-06kernel/amd64: Remove switch.SIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: trap: Simplify trap_print() logicIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: machdep: Add wrappers over CLI/STIIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: pmap: Add user pte flagIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: pmap: Add routine to switch vasIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: pmap: Fix calculation of indicesIan Moffett
This commit fixes a very stupid mistake in the pmap module for AMD64 Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: pmap: Allocate new pmap if neededIan Moffett
This commit also removes the unnecessary usage of "volatile" Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-29kernel/amd64: tss: Allocate stack for RSP0Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-26kernel: pmap: Use PROT_ instead of PMAP_ prefixIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-26kernel/amd64: pmap: Add support for creating VASIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-26kernel/amd64: Drop 'asm' directoryIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-26kernel/amd64: sched: Send EOI after context switchIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-26kernel/amd64: cpu_mp: Allow single core processingIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-26kernel/amd64: lapic: Add support for sending EOIsIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-25kernel/amd64: spectre: RefactorIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-25kernel/amd64: machdep: RefactorIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-23kernel: Add initial scheduler implementationIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-23kernel/amd64: spectre: Remove useless whitespaceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-23kernel/amd64: lapic_timer.S -> local_intr.SIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-23kernel/amd64: machdep: Remove useless declIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-22kernel/amd64: lapic: Set timer routineIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-22kernel/amd64: lapic: uint32_t -> size_tIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-22kernel/amd64: Create per-processor context storageIan Moffett
This commit introduces per-processor context storage within the IA32_KERNEL_GS_BASE MSR Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-22kernel/amd64: machdep: Unmask interruptsIan Moffett
This commit unmasks maskable interrupts within the processor_init() routine for the AMD64 port. Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-22kernel/amd64: machdep: Isolate BSP-only callsIan Moffett
Some routines are to be called on the BSP only during processor startup, this commit isolates them for the BSP onto in pre_init() Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-20kernel/amd64: trap: Dump regs upon exceptionIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-18kernel/amd64: trap: Remove useless functionIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-18kernel/amd64: hpet: Remove extra whitespaceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-18kernel/amd64: hpet: Use hint_spinwait()Ian Moffett
This commit completes a TODO in the HPET driver Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-18kernel/amd64: machdep: Init HPET only onceIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-15kernel/amd64: cpu: Prefix machdeps with cpu_Ian Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-14kernel/amd64: hpet: HPET is architecture specificIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-11kernel/amd64: acpi: Fetch LAPIC base separateIan Moffett
This commit creates a acpi_get_lapic_base() so we don't have to parse the MADT each time we want the Local APIC base. Signed-off-by: Ian Moffett <ian@osmora.org>
2024-02-11kernel: sched: Add initial sched related codeIan Moffett
Signed-off-by: Ian Moffett <ian@osmora.org>
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