126 Commits

Autor	SHA1	Mensaje	Fecha
belliash	79a5027bca	Cleanup AMD64 part of CPU initialization, as it has been moved to the kernel	2023-01-29 01:01:36 +01:00
belliash	27e2fdf4f2	Introduce architecture library as new kernel subsystem and move selected routines into new subsystem	2023-01-28 10:34:55 +01:00
belliash	bf141fe25e	Basic IDT setup in the bootloader	2023-01-26 20:14:27 +01:00
belliash	3b08bcaa4f	Setup processor context (GDT, PCR, TSS) and kernel startup stack before booting XTOS	2023-01-25 18:39:07 +01:00
belliash	c4d53f12f2	Allocate memory for kernel startup stack	2023-01-25 16:47:27 +01:00
belliash	b3bf613e1b	Make sure paging has been successfully enabled	2023-01-25 16:39:15 +01:00
belliash	145fc17271	Pass framebuffer pitch information to the kernel	2023-01-18 20:15:41 +01:00
belliash	bb56641e4b	Do not call SetVirtualAddressMap() as this might break boot process and runtime services are mapped anyway	2023-01-16 21:58:30 +01:00
belliash	b8df45ab6a	Map framebuffer and fill information about it into kernel parameters	2023-01-16 18:49:54 +01:00
belliash	605597262c	Initial version of EFI framebuffer module, currently support only GOP	2023-01-16 18:41:25 +01:00
belliash	289316b43b	Print hexadecimal values in uppercase	2023-01-16 15:55:38 +01:00
belliash	87d8300c6a	Remove no longer needed EfiLoaderStack global variable	2023-01-15 18:54:31 +01:00
belliash	9a52be5ab9	Print a reason why module failed to load	2023-01-15 18:53:09 +01:00
belliash	0c3e18fd86	Once BlGetMemoryMap() is called, it cannot allocate or free memory, otherwise key gets invalidated	2023-01-15 18:50:12 +01:00
belliash	0461d975e0	Check ExitBootServices() status code	2023-01-15 16:52:02 +01:00
belliash	bff460a879	Print COM port address properly	2023-01-11 23:29:27 +01:00
belliash	7496fa324e	Map EfiLoaderData as some UEFI implementations might need this before kernel take over control	2023-01-11 23:26:54 +01:00
belliash	42c3d4eff7	Fix NULL pointer	2023-01-11 23:16:44 +01:00
belliash	350df87bcc	Do not start services as this only slows down boot process significantly	2023-01-10 22:55:40 +01:00
belliash	b22a76e3c4	Add XT native kernel subsystem to the PE/COFF image support	2023-01-06 16:16:26 +01:00
belliash	b7e5f1b5c1	Use CR constants instead of hardcoded values	2023-01-04 16:33:28 +01:00
belliash	f19afbddb7	Do not create new bootloader stack as it is not needed any longer and kernel will use its own stack	2023-01-03 23:04:11 +01:00
belliash	bb95223501	Implement BlActivateSerialControllerIO() routine for activating I/O space access on PCI(E) serial controllers	2023-01-03 00:10:24 +01:00
belliash	c91708034b	Correct comments	2023-01-02 18:06:54 +01:00
belliash	c5a7d0fe05	Improvements in COM port support	2023-01-02 16:14:00 +01:00
belliash	b6b25ed04d	Initialize serial port only debugging enabled	2023-01-01 19:20:34 +01:00
belliash	94e9fa1293	Allow to provide custom COM port address	2022-12-29 23:44:52 +01:00
belliash	7f21e4f19c	Dump EFI memory mappings	2022-12-29 17:09:44 +01:00
belliash	6a27ea140b	Print xtldr debug messages only when debugging enabled	2022-12-28 23:30:03 +01:00
belliash	dec021b1ec	Reorganize early debug printing; initialize kernel stacks when needed	2022-12-28 23:11:35 +01:00
belliash	9dc0e60f28	We support EFI-enabled systems only and such machines should support PAE, so there is no need for XTLDR to support non-PAE x86 hardware	2022-12-28 15:57:03 +01:00
belliash	5c5f0a6df9	Add missing routine documentation	2022-12-27 22:13:48 +01:00
belliash	6d77ff42c5	Loop over halt; add missing calling convention	2022-12-27 20:12:59 +01:00
belliash	5b75d005a7	Implement HlClearInterruptFlag() and HlSetInterruptFlag() intrinsic routines	2022-12-27 18:54:01 +01:00
belliash	8f3a4aef60	Code formatting	2022-12-23 22:27:08 +01:00
belliash	db1b47e50e	Initialize CpuRegisters variable to silence a warning	2022-12-23 14:43:36 +01:00
belliash	3ab1695968	Common routines for reading from and writing to CPU control registers	2022-12-23 14:30:52 +01:00
belliash	7496c7203d	Add missing routines documentation	2022-12-22 23:29:16 +01:00
belliash	4d68b93ed3	Small code formatting and refactoring	2022-12-22 23:19:23 +01:00
belliash	8b02fb6c3f	Mostly update comments in PE/COFF module	2022-12-21 23:02:37 +01:00
belliash	d158525659	Add missing documentation for BlCreateStack() routine	2022-12-21 22:34:59 +01:00
belliash	6c4496f839	KERNEL_STACK_SIZE should be expressed in bytes as the name suggests, calculate number of pages where needed	2022-12-21 22:24:16 +01:00
belliash	dc2570ca8e	Serial port should be working all the time, so announce that now booting the kernel	2022-12-21 20:52:53 +01:00
belliash	cf828a6896	Fill in kernel initialization block	2022-12-21 20:04:20 +01:00
belliash	51886a05dd	Get rid of boot services code after exiting boot services	2022-12-20 23:06:32 +01:00
belliash	7c38efc802	Update boot sequence and check PE/COFF image machine type compatibility	2022-12-20 19:11:15 +01:00
belliash	edee9a8ec6	Rework BlGetMemoryMap() routine to use EFI_MEMORY_MAP structure; map EfiBootServicesData instead of EfiReservedMemoryType	2022-12-20 18:59:36 +01:00
belliash	eb5998c58e	Add a way to check PE/COFF image machine type	2022-12-20 15:37:13 +01:00
belliash	7bcdd8562d	Several changes to EFI memory mapping ... * Move EFI memory type conversion to separate routine * Never map VRAM * Map only pages not exceeding the lowest physical page	2022-12-19 22:50:03 +01:00
belliash	6871291c9a	Basic steps in XTOS boot protocol	2022-12-14 22:17:17 +01:00