KolibriOS/kolibrios64
11
7
Fork 1
Code Issues 1 Pull Requests 1 Wiki Activity

add set_text_color, add constants for colors

Browse Source
This commit is contained in:
rgimad
2025-01-19 23:51:04 +03:00
parent 654cdefb7f
commit 83551f2aff
2 changed files with 48 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
kernel/boot/bootx64.asm
View File

@@ -19,6 +19,15 @@ include '../const.inc'
purge DQ ; because of some struct DQ in const.inc
include 'uefi64.inc'
; rbx - efi table
; rcx - color = fore | back
proc set_text_color; uses rax
mov rax, rcx
mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut]
fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.SetAttribute], rcx, rax
ret
endp
proc main _efi_handle, _efi_table
mov [efi_handle], rcx
mov [efi_table], rdx
@@ -28,8 +37,16 @@ proc main _efi_handle, _efi_table
fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset], rcx, 1
test eax, eax
jnz $ ; what can I do here?
fstcall set_text_color, EFI_BLUE or EFI_BACKGROUND_GREEN
mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut]
fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg_hello_k64_loader
fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg_hello_k64_loader ; todo functions for write text like set_text_color
fstcall set_text_color, EFI_LIGHTRED
mov rcx, [rbx+EFI_SYSTEM_TABLE.ConOut]
fstcall [rcx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], rcx, msg_2
jmp $
endp
@@ -42,6 +59,7 @@ efi_table dq 0
section '.rodata' data readable
msg_hello_k64_loader du "Hello from Kolibri64 efi loader",13,10,0
msg_2 du "Lorem ipsum !",13,10,0
section '.reloc' fixups data discardable

29
kernel/boot/uefi.inc
View File

@@ -107,6 +107,35 @@ EFI_FILE_MODE_READ = 1
EFI_FILE_MODE_WRITE = 2
EFI_FILE_MODE_CREATE = 0x8000000000000000
; foreground colors
EFI_BLACK = 0x00
EFI_BLUE = 0x01
EFI_GREEN = 0x02
EFI_CYAN = 0x03
EFI_RED = 0x04
EFI_MAGENTA = 0x05
EFI_BROWN = 0x06
EFI_LIGHTGRAY = 0x07
EFI_BRIGHT = 0x08
EFI_DARKGRAY = 0x08
EFI_LIGHTBLUE = 0x09
EFI_LIGHTGREEN = 0x0A
EFI_LIGHTCYAN = 0x0B
EFI_LIGHTRED = 0x0C
EFI_LIGHTMAGENTA = 0x0D
EFI_YELLOW = 0x0E
EFI_WHITE = 0x0F
; background colors
EFI_BACKGROUND_BLACK = 0x00
EFI_BACKGROUND_BLUE = 0x10
EFI_BACKGROUND_GREEN = 0x20
EFI_BACKGROUND_CYAN = 0x30
EFI_BACKGROUND_RED = 0x40
EFI_BACKGROUND_MAGENTA = 0x50
EFI_BACKGROUND_BROWN = 0x60
EFI_BACKGROUND_LIGHTGRAY = 0x70
struct EFI_MEMORY_DESCRIPTOR
Type dd ?
dd ? ; align