Commit Graph

74 Commits

Author SHA1 Message Date
K. Lange
0bb91b0edb aarch64: split up assembly, add more comments 2022-02-02 12:49:04 +09:00
K. Lange
18a4e78336 aarch64: More cleanup 2022-02-02 12:08:44 +09:00
K. Lange
d3b4b6fab2 aarch64: virtio input devices, nearly complete 2022-02-01 17:06:07 +09:00
K. Lange
e8d78f00fc aarch64: reorganize 2022-02-01 13:27:49 +09:00
K. Lange
981d578ad3 aarch64: Initial timer interrupt support 2022-02-01 13:01:59 +09:00
K. Lange
fb578d9ae5 aarch64: procfs things 2022-02-01 08:29:01 +09:00
K. Lange
bf40d8f289 aarch64: some memory size management 2022-02-01 06:54:59 +09:00
K. Lange
f0d7ed7743 aarch64: fixup clone(), add mmu_free(), cache stuff for ld.so 2022-01-31 21:08:11 +09:00
K. Lange
4f510c7fef x86_64: fixup include paths; mmu.h is shared now 2022-01-30 21:28:10 +09:00
K. Lange
b53a56fe72 aarch64: begin work on new target 2022-01-30 21:25:27 +09:00
K. Lange
cac1eca676 kernel: extend kernel heap sbrk sanity check
We use sbrk() to set up the memory for physical page
reference counting, and the previous limit was causing
panics on boot with >60GB of RAM. Oops.
2021-12-12 12:55:09 +09:00
K. Lange
658ae81f65 kernel: cleanup things introduced in COW 2021-12-01 09:19:25 +09:00
K. Lange
18174e46de kernel: Implement basic copy-on-write for fork() 2021-11-30 22:26:45 +09:00
K. Lange
de0bda736a kernel: at least add full lead comments to everything 2021-11-26 11:31:10 +09:00
K. Lange
c572a5c148 kernel: clean up kernel/arch/x86_64/{cmos,pit}.c 2021-11-26 11:05:46 +09:00
K. Lange
e6313efcfc kernel: cleanup kernel/arch/x86_64/user.c 2021-11-26 10:28:23 +09:00
K. Lange
35423ecc66 kernel: cleanup kernel/arch/x86_64/smp.c 2021-11-26 10:27:39 +09:00
K. Lange
80cf1a1f15 kernel: cleanup kernel/arch/x86_64/idt.c 2021-11-26 09:52:05 +09:00
K. Lange
ade7d13707 x86_64: fixup bad memory walk when doing backtraces 2021-11-24 17:33:38 +09:00
K. Lange
045431b2de kernel: prevent modules from being loaded multiple times 2021-11-18 19:47:28 +09:00
K. Lange
f7a29b90af kernel: Use local APIC timer for preemption on APs, not an IPI 2021-11-14 17:16:20 +09:00
K. Lange
43b6bd32e3 kernel: exclude serial ports from pts numbering; start numbering at 1 2021-11-04 19:17:21 +09:00
K. Lange
ac35ad0bbd x86_64: Don't wrap version codename in quotes as we're doing that directly now 2021-10-30 15:24:36 +09:00
K. Lange
a83d641d2c mmu: Be more clear about what's happening when we run out of RAM 2021-10-28 07:48:25 +09:00
K. Lange
465c82a5f8 irq: Mark isr_common as global so it shows up in symbol table 2021-10-25 18:23:50 +09:00
K. Lange
1bb382de12 kernel: Print gs alongside other registers in panic 2021-10-25 18:23:33 +09:00
K. Lange
8839e4357c multiboot: Correctly pass bits-per-pixel from framebuffer data 2021-10-25 13:49:57 +09:00
K. Lange
ca8fc639db kernel: Fix gdt install clobbering symbol table, or whatever else ends up after it 2021-10-24 16:23:56 +09:00
K. Lange
8b363c878b mmu: Fixup mapping for physical memory address >4GiB 2021-10-23 12:19:41 +09:00
K. Lange
b6caef5d7e x86_64: Cleanup boot messages to fit in vga text mode better 2021-10-20 18:49:40 +09:00
K. Lange
038727eb1a x86_64: Support multiboot2 loaders 2021-10-20 16:03:05 +09:00
K. Lange
043b3797f7 x86_64: Mark kernel with AOUT_KLUDGE address parameters so the 64-bit ELF can be booted directly 2021-10-20 16:02:46 +09:00
K. Lange
76191f89fb kernel: Print tracebacks for more fatal errors 2021-10-20 10:33:58 +09:00
K. Lange
c366ea2dfd kernel: Initial pass at new debug printf interface 2021-10-19 20:29:14 +09:00
K. Lange
526c8fc55e smp: allow command line override for where to scan for RSDP 2021-10-12 22:23:58 +09:00
K. Lange
a8ca76845c smp: Don't just fatal() if there's too many cores; initialize up to 32 2021-10-12 20:04:38 +09:00
K. Lange
05e224dee7 kernel: Better fault reports 2021-10-04 20:34:42 +09:00
K. Lange
1f0d982240 kernel: Initial try at actual user buffer validation 2021-09-29 14:07:32 +09:00
K. Lange
41ba264cdc ptrace: PTRACE_SINGLESTEP 2021-09-24 14:41:17 +09:00
K. Lange
c8a37456ec ptrace: POKEDATA, permission fixes for PEEKDATA 2021-09-24 12:00:46 +09:00
K. Lange
470b2bfabb ptrace: Catch signals, start work on debugger 2021-09-22 20:32:21 +09:00
K. Lange
6899683bb4 strace: Initial support for a ptrace() mechanism, strace tool 2021-09-22 15:33:02 +09:00
K. Lange
aabbde7877 net: another batch of rewrites 2021-09-17 21:03:53 +09:00
K. Lange
c24d743740 mmu: Reserve a few more initial PTs so we can support 64GiB of memory 2021-09-13 09:39:04 +09:00
K. Lange
04b21aed13 mmu: Actually read multiboot mmap data 2021-09-12 22:40:29 +09:00
K. Lange
e87f09a1b4 piix4: move to module, only load in virtualbox 2021-09-09 12:22:30 +09:00
K. Lange
a941c3a20d pci: Implement PIIX4 PIRQ remapping 2021-09-06 21:03:00 +09:00
K. Lange
8a944f4a83 smp: Co-opt Multiboot's config_table member to sneak ACPI tables to kernel 2021-09-06 19:46:36 +09:00
K. Lange
3a08644de6 kernel: Higher resolution CpuPermille 2021-09-05 14:05:37 +09:00
K. Lange
f41c0717b5 kernel: Track relative CPU usage over one-second spans 2021-09-03 10:17:10 +09:00