926 Commits

Author	SHA1	Message	Date
apio	fd2a6a272e	ATA: Mark the CDROM as a block device	2023-05-26 22:54:28 +02:00
apio	ff4fc1cfbc	kernel/ATA: Pass extra information to DeviceRegistry ... This is needed since merging e7d482e from main.	2023-05-26 22:54:27 +02:00
apio	6b45530c3c	kernel+init: Create a device node in /dev to access the CDROM from userspace! ... Still using PIO, though.	2023-05-26 22:54:27 +02:00
apio	21ae10478d	kernel/ATA: Read the CDROM's first sector using ATAPI PIO!! ... Sadly, for some reason, DMA is not working right now. This is a problem, as PIO is inconvenient. But hey, it works for now!	2023-05-26 22:54:27 +02:00
apio	077cb3c950	kernel/x86_64: Implement writing to PCI fields	2023-05-26 22:54:27 +02:00
apio	7ba4d5795c	kernel/PCI: Add bit enum for the Command field	2023-05-26 22:54:27 +02:00
apio	31e0458904	kernel: Actually register interrupt handlers properly	2023-05-26 22:54:26 +02:00
apio	f74afa3503	kernel/ATA: Calculate block sizes for ATA devices as well	2023-05-26 22:54:26 +02:00
apio	ef27acc0ea	kernel/ATA: Send a READ CAPACITY packet to an ATA drive on initialization	2023-05-26 22:54:26 +02:00
apio	4148ac8f14	kernel/ATA: Read the PCI Busmaster registers and start preparing for DMA	2023-05-26 22:54:25 +02:00
apio	72deaa2025	kernel/ATA: Read the Busmaster base port and verify it	2023-05-26 22:54:25 +02:00
apio	aa6c5e09b1	kernel: Handle device BARs properly	2023-05-26 22:54:25 +02:00
apio	2e89fd98d7	kernel/ATA: Read ATA strings properly instead of backwards ... Now we can see the model string. What does it say... "QEMU DVD-ROM". Let's go!	2023-05-26 22:54:25 +02:00
apio	1db990e5aa	kernel/ATA: Implement enough to send an IDENTIFY command and read the model number :)	2023-05-26 22:54:24 +02:00
apio	9cf63a370f	kernel/ATA: Handle drive IRQs in compatibility mode	2023-05-26 22:54:24 +02:00
apio	77ed3fd21f	kernel/CPU: Allow passing arbitrary data to interrupt handlers	2023-05-26 22:54:24 +02:00
apio	0291d7b22c	kernel/ATA: Start reading/writing registers and detecting drives	2023-05-26 22:54:24 +02:00
apio	bfefc675fc	kernel: Warn if no ATA controller is found	2023-05-26 22:54:23 +02:00
apio	a3dd9e0f77	kernel: Add a KMutex class and use that for ATA::Controller locking	2023-05-26 22:54:23 +02:00
apio	5c729d6580	kernel/x86_64: Add basic ATA controller and channel identification	2023-05-26 22:54:22 +02:00
apio	3c9a814d07	kernel/PCI: Add more PCI field types	2023-05-26 22:54:22 +02:00
apio	acf21da441	kernel/x86_64: Add a way to register IRQ handlers from other kernel subsystems	2023-05-26 22:54:16 +02:00
apio	b0506bf88f	kernel: Add umask	2023-05-26 22:27:49 +02:00
apio	d89a823924	kernel: Return EACCES when trying to chdir to an unaccessible directory	2023-05-26 20:49:13 +02:00
apio	cba0a23db9	kernel: Make the framebuffer a block device	2023-05-26 20:36:35 +02:00
apio	7cdb967730	kernel: compilation fix	2023-05-26 20:30:39 +02:00
apio	62e14e7580	kernel+libos+apps: Support block devices and disallow seeking character devices or pipes	2023-05-26 20:27:47 +02:00
apio	3a51807fa6	kernel+stat: Handle pipes correctly in stat()	2023-05-23 20:54:25 +02:00
apio	9cdfdbc6f9	kernel: Handle unnamed pipes in stat()	2023-05-23 20:49:26 +02:00
apio	1094042a7d	kernel: Implement st_dev and st_rdev	2023-05-23 20:45:24 +02:00
apio	1a6ad11462	kernel+libc+libos+ls: Add readlink()	2023-05-23 15:42:38 +02:00
apio	67a9d130e2	kernel: Add initial support for symbolic links :D	2023-05-20 21:49:24 +02:00
apio	01111442d3	kernel: Add the getrusage() system call	2023-05-20 12:48:07 +02:00
apio	1506331872	kernel+libc: Add the pstat() system call ... Luna-specific, but I like it.	2023-05-18 21:48:47 +02:00
apio	84bed3ceb3	kernel+libc: Remove mknod() ... Now that we automatically create files in /dev, mknod() is not needed anymore.	2023-05-18 19:42:14 +02:00
apio	d7c563aebd	kernel: Add reference counting for mounts ... This will make sure we cannot unmount a file system while there is another one mounted inside it.	2023-05-18 16:22:31 +02:00
apio	3a73d49aa1	kernel: Remove a mount from the mountpoint list after unmounting it	2023-05-18 16:18:09 +02:00
apio	8f6bd29da3	kernel: Make file system reference counting work for current directories ... Also, make pipes usable again.	2023-05-17 20:37:01 +02:00
apio	1f4c4928cc	kernel+libc+apps: Add mount and umount syscalls, libc wrappers, and utilities	2023-05-17 20:30:15 +02:00
apio	29174ca228	kernel/VFS: Add a way to unmount file systems	2023-05-17 19:52:26 +02:00
apio	e7d482e78a	kernel+init: Add a VFS mount system and auto-populate the devfs	2023-05-17 19:40:37 +02:00
apio	64d0f30bd9	kernel: Disallow write-related flags when opening a directory, not only when the directory flag is set ... Also return EISDIR instead of EINVAL as that is what Dr. POSIX mandates.	2023-05-11 21:29:49 +02:00
apio	411c6c40cd	kernel: Add the fchmodat() and fchownat() system calls	2023-05-11 19:49:03 +02:00
apio	efc6d03f23	kernel+libc: Add support for unnamed pipes	2023-05-10 22:48:31 +02:00
apio	1a2fce5316	kernel+libc: Add the O_TMPFILE open flag and the tmpfile() function	2023-05-09 22:04:34 +02:00
apio	4753e80583	kernel: Make DeviceRegistry store the created devices instead of creating them when requested	2023-05-09 18:31:27 +02:00
apio	916a73ca95	kernel: Rework the timer subsystem to count in microseconds	2023-05-07 21:51:36 +02:00
apio	9bab4c62a1	kernel: Compilation fixes	2023-05-07 21:42:03 +02:00
apio	72dadc6706	kernel: Define a constant to check for default memory access	2023-05-07 21:38:38 +02:00
apio	b25e212880	kernel: Make a generic function for checking memory flags	2023-05-07 21:37:01 +02:00