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6b1de7c9d4
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Explicitly check page boundaries when adding bootloader-provided memory regions
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2021-08-16 17:35:11 -04:00 |
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ebfeca47b5
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Use size_t rather than uint32_t
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2021-08-16 14:01:39 -04:00 |
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43f4a1f4b1
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Show kernel size/address
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2021-08-16 13:59:39 -04:00 |
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0f73efbdc3
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add mm module to manage free physical page regions
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2020-10-26 20:17:08 -04:00 |
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a084ab296c
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define _hos_mem_start and _hos_mem_end symbols
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2020-10-25 17:08:07 -04:00 |
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87c135b010
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set up a GDT to stop using the one GRUB set up
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2020-10-25 16:49:09 -04:00 |
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556b0f0c4d
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add gdt.h
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2020-10-23 00:48:40 -04:00 |
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bffd652c16
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walk multiboot2 memory map
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2020-10-23 00:47:19 -04:00 |
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cbd427b14b
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add 64-bit formatting support
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2020-10-23 00:46:40 -04:00 |
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fa4ff5facf
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load some multiboot2 info after the framebuffer is initialized
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2020-10-22 22:03:43 -04:00 |
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db16e69d5d
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add klog module to print kernel messages
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2020-10-20 21:44:21 -04:00 |
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1d3b0a5621
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make fb_clear() public
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2020-10-20 20:24:48 -04:00 |
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d03a34ab3e
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fb: store fb.pitch in words, not bytes
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2020-10-20 20:07:51 -04:00 |
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494ef6de81
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add fb_width(), fb_height()
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2020-10-20 20:06:54 -04:00 |
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784009ba6c
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hos_printf: handle field width, zero-padding, and left-justifiying conversion specifiers
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2020-10-20 19:56:30 -04:00 |
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9bddf11ee4
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stream: use char instead of uint8_t
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2020-10-20 19:47:15 -04:00 |
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313b86fdc7
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provide an implementation for memcpy()
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2020-10-20 19:31:26 -04:00 |
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75491dd36b
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add hos_printf and stream modules
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2020-10-20 19:30:23 -04:00 |
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c8db9fe905
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add string.h
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2020-10-20 17:55:31 -04:00 |
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d0cbaba4d1
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add memcpy(), memmove(), memset()
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2020-10-20 17:47:40 -04:00 |
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1f22d0c900
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add a few multiboot2 info structures
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2020-10-20 17:34:08 -04:00 |
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fb88595dec
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add fb_clear(), just clear to solid bluish color for now
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2020-10-20 17:28:16 -04:00 |
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70b4db9dbb
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fix fb_text_render_char() to use given color
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2020-10-20 17:23:51 -04:00 |
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b4b77dd52c
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add mem.h and memset32()
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2020-10-20 15:08:12 -04:00 |
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41152cb4ca
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add fb_fill()
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2020-10-20 14:01:14 -04:00 |
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dba3d28bbf
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draw a character
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2020-10-20 13:34:02 -04:00 |
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a66df19edc
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add fb_ready()
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2020-10-20 00:09:09 -04:00 |
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5bc844649b
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set desired framebuffer size to 1600x900x32
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2020-10-19 23:57:54 -04:00 |
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0d390465f6
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simplify boot.S
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2020-10-19 23:42:02 -04:00 |
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04d29fdb71
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add mbinfo module to parse multiboot2 boot info
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2020-10-19 23:34:42 -04:00 |
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e9f426894c
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rename kernel_main.c -> hos_main.c
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2020-10-19 22:40:55 -04:00 |
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c8810e4701
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rename _start -> hos_start
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2020-10-19 22:26:12 -04:00 |
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b202eca0cc
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define startup stack in linker script, not assembly
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2020-10-19 22:23:39 -04:00 |
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05de14800b
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remove hard tabs!
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2020-10-19 22:12:34 -04:00 |
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8ae84716d6
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rename kernel_main() to hos_main()
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2020-10-19 22:12:17 -04:00 |
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bb495eceec
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add "fb" module for framebuffer control
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2020-10-19 22:09:33 -04:00 |
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85e5b76aa3
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Move multiboot2 header from assembly to C.
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2020-10-19 21:44:27 -04:00 |
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412925a790
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switch from multiboot to multiboot2
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2020-10-18 14:25:06 -04:00 |
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21afa93c4b
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fill in framebuffer with more exciting pattern - working in qemu BIOS but lost graphics in qemu EFI
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2020-10-18 13:47:35 -04:00 |
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06644a02f9
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draw pixels to screen to verify framebuffer access and multiboot info
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2020-10-18 13:25:26 -04:00 |
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0adc6e395c
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Add more modern build script for kernel and disk image based on osdev Bare Bones template
GRUB is not identifying the kernel as multiboot compatible. Possibly
because I am using x86_64 instead of i686. Need to investigate further.
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2020-10-14 21:20:41 -04:00 |
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8d0e6de040
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Import backup from 2004-03-08
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2017-07-25 22:23:46 -04:00 |
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0b9d7fde22
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Import backup from 2004-03-02
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2017-07-25 22:23:46 -04:00 |
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