Commit Graph

1079 Commits

Author SHA1 Message Date
1c12cf016e Add a Scheduler.
Finally.

Just Round Robin with sleeping, but it's still awesome. I think this can finish v0.3, with a few adjustments.
2022-09-20 19:58:04 +02:00
e6c6a1677a Rename "SavedContext" to "Context"
Seemed like a more appropriate name.
2022-09-20 19:56:43 +02:00
063b6345ee Make reboot and shutdown disable interrupts before proceeding
This is getting important now that I've made a Scheduler (yay!!) *will get added next commit*
2022-09-20 19:54:49 +02:00
5ee8e17b76 Ensure we are in an interrupt in the interrupt handler 2022-09-20 17:16:23 +02:00
d0d2d4381c Add a is_in_handler function to validate being in an interrupt handler 2022-09-20 17:16:07 +02:00
3a796eb64c Remove semicolon from macro 2022-09-20 16:56:43 +02:00
d1141dd713 Don't need this header 2022-09-20 16:55:32 +02:00
590740e72a Change moon_version() to use a constant expression 2022-09-20 16:38:32 +02:00
1c1aa96293 Add a moon_version function that returns the full version string 2022-09-20 16:34:24 +02:00
6967fa9117 Update config.h to use a .cpp file that will be recompiled when it changes 2022-09-20 16:30:34 +02:00
15883c2dd3 Guard MOON_SUFFIX in config.h 2022-09-20 16:22:03 +02:00
7f1731ca2c Moon 0.3-dev 2022-09-19 21:13:45 +02:00
ee8c2759a6 Got a stack tracer working!! 2022-09-19 21:11:43 +02:00
9d3030763b We can fetch a symbol's name from its address!! 2022-09-19 20:54:05 +02:00
d79596f21b Add a tool to auto-generate a symbol map, borrowed from SerenityOS :) 2022-09-19 20:35:24 +02:00
d8bfb76eef Try to make TextRenderer work... still failing
I can now safely call try_initialize() in early_init though
2022-09-19 20:17:37 +02:00
86e4fce654 Separate conditions for easier debugging 2022-09-19 19:04:14 +02:00
31460fe148 I.... think I fixed the initrd code? 2022-09-19 17:06:08 +02:00
245d5e514d Optimizations in Spinlock.asm 2022-09-19 16:36:34 +02:00
cb311c4981 Add initrd/boot/moon.elf and Luna.iso to the clean Makefile target 2022-09-18 20:20:51 +02:00
99e681aeb4 Forgot to add volatile
Did I check to see if it compiled before making the previous commit? Yes, of course, why are you asking? ...
2022-09-18 20:16:46 +02:00
d4a982306f Add spinlocks 2022-09-18 20:15:19 +02:00
be31f2c017 Moon 0.2-dev 2022-09-18 17:16:44 +02:00
a42c4bd2da Add -fno-omit-frame-pointer to CFLAGS 2022-09-18 17:13:56 +02:00
aad9aa1db5 Start the call stack with a null RBP before calling _start 2022-09-18 17:03:29 +02:00
4921db7b97 Clear rax register, just in case 2022-09-18 15:24:16 +02:00
cbac61d184 Rename _test_rdseed to asm_test_rdseed 2022-09-18 15:23:08 +02:00
48fae4a971 Cache RDSEED and RDRAND presence 2022-09-18 15:22:43 +02:00
183c3236d4 Fix terminology in keyboard IRQ 2022-09-18 09:47:58 +02:00
f7e7a6661d Use kernel logging in interrupts instead of plain old printf() 2022-09-18 09:43:58 +02:00
783af21a7e We are not using C 2022-09-18 09:43:29 +02:00
59ab8c016d Load a bare-bones TSS for CPU0 2022-09-17 17:40:35 +02:00
355ca6ea9f Change initrd/sys/config 2022-09-15 18:42:59 +02:00
9d19765b0e Add the ability to toggle loglevels in KernelLog 2022-09-15 18:42:38 +02:00
18140a55ec Make strstr take a const char* as a needle instead of a char* 2022-09-15 18:42:18 +02:00
0b278b2be2 Make divisor in PIT.cpp static 2022-09-15 18:12:43 +02:00
f33178a320 Log random number generation initialization 2022-09-15 18:07:17 +02:00
3e2c413b6a add module to stack.cpp 2022-09-14 19:02:36 +02:00
efb28d3258 Randomness and stack protection!! 2022-09-14 18:54:40 +02:00
db4c8e96b8 commit 2022-09-14 17:55:24 +02:00
0cb59ee17f please work please 2022-09-11 08:23:32 +02:00
d418842a48 Update TextRenderer to use kerrorln 2022-09-10 22:17:18 +02:00
f98a45aefe Updated InitRD to use virtual mappings 2022-09-10 22:15:19 +02:00
4aeada05d3 Remove unused drawing files 2022-09-10 18:44:14 +02:00
6a0cf7cf98 New framebuffer class!! 2022-09-10 18:42:40 +02:00
e3e2952661 Consistent naming 2022-09-10 18:06:46 +02:00
fe672e6a18 Use appropriate logging functions 2022-09-08 17:03:17 +02:00
1ab0f7291b Add kdbg and kdbgln 2022-09-08 17:02:40 +02:00
9de9eacb1d add strstr 2022-09-08 17:02:16 +02:00
f3f9756106 Remove unused headers in main.cpp 2022-09-08 16:30:15 +02:00
276d20a33d Remove log/Address.h, since Log.h has variadic functions now 2022-09-08 16:26:24 +02:00
d1498a5e82 Change module of RSDT from "acpi/rsdt" to "acpi" 2022-09-08 16:23:39 +02:00
76a3ceab32 Replace kinfoln with kwarnln where appropriate 2022-09-08 16:22:46 +02:00
3da3fd2c11 Update messages 2022-09-08 16:18:11 +02:00
929962efc9 Fixed size counting in RangeAllocator
Which was displaying VERY wrong sizes beforehand. (Number of regions * 4096 instead of number of bytes)
2022-09-07 20:01:44 +02:00
b4484e951d LOTS MORE LOGGING. which is great, of course. 2022-09-07 19:41:08 +02:00
0cc3900e88 Make building with debug symbols conditional in the Makefile 2022-09-07 15:05:57 +02:00
c2391cee5d Added config.h 2022-09-07 15:02:54 +02:00
aa6c578a3c Fix bug in internal_printf 2022-09-07 15:02:38 +02:00
e936a143d3 MAKE LOG FUNCTIONS VARIADIC!! 2022-09-07 15:02:23 +02:00
1820286d8b stuff 2022-09-07 10:33:22 +02:00
97aef95daa Fix format specifiers 2022-09-06 18:31:27 +02:00
c9e13f0128 Add attribute(format) to *printf to detect ill-formed calls to those functions 2022-09-06 18:25:38 +02:00
bd0a24097f Add a KernelMemoryManager namespace to wrap PMM + VMM 2022-09-06 18:08:15 +02:00
0fbc68ca88 Finish VMM 2022-09-06 13:49:17 +02:00
8bff2ee0f5 Add a RangeAllocator which serves as a physical memory allocator 2022-09-06 13:21:54 +02:00
716974a916 Add a minimal shutdown method, that only works on emulators (at least for now) 2022-09-06 12:13:43 +02:00
a8aca62771 Remove loop from the end of reboot since hang is now noreturn as well 2022-09-06 12:13:20 +02:00
003c730117 Make hang() noreturn 2022-09-06 12:12:55 +02:00
99192204fe Update main.cpp with new functionality 2022-09-06 11:48:06 +02:00
a1659aa127 Add a reboot() function
This reboot function first tries to reboot using ACPI, then pulsing the CPU's RESET line through the keyboard, then triple-faulting. If we're still there, it halts.
2022-09-06 11:47:55 +02:00
aa673e1402 Add FADT header 2022-09-06 11:47:00 +02:00
5b132e3197 Fix FindTable method to work properly with RSDT instead of XSDT 2022-09-06 11:46:47 +02:00
f7f8c1068a Move SDTHeader to separate file 2022-09-06 11:46:26 +02:00
78fe37ddb3 Move declaration of IDTR to header 2022-09-06 11:44:37 +02:00
6a6be3292d Memory::get_system and Memory::get_usable 2022-09-05 17:13:12 +02:00
1367e88d88 Finally implement %l and %z format modifiers
Finally, we can use %zx with a 64-bit number instead of %x%x with 2 32-bit values split from a 64-bit number!
2022-09-05 16:59:45 +02:00
b47b86884f Removed InitRD test code from main.cpp 2022-09-05 16:29:32 +02:00
1b727a66ea Ready. Set. Go! 2022-09-05 16:13:51 +02:00