forked from KolibriOS/kolibrios
991 lines
30 KiB
NASM
991 lines
30 KiB
NASM
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2020. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; Version 2, or (at your option) any later version. ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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format pe efi
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entry main
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section '.text' code executable readable
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include '../../struct.inc'
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include '../../macros.inc'
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include '../../proc32.inc'
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include '../../const.inc'
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include 'uefi32.inc'
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MEMORY_MAP_SIZE = 0x4000
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GOP_BUFFER_SIZE = 0x100
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LIP_BUFFER_SIZE = 0x100
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FILE_BUFFER_SIZE = 0x1000
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KERNEL_BASE = 0x10000
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RAMDISK_BASE = 0x100000
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MAX_FILE_SIZE = 0x10000000
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CODE_32_SELECTOR = 8
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DATA_32_SELECTOR = 16
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; linux/arch/x86/include/uapi/asm/e820.h
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E820_RAM = 1
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E820_RESERVED = 2
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E820_ACPI = 3
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E820_NVS = 4
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E820_UNUSABLE = 5
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E820_PMEM = 7
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proc load_file stdcall uses ebx esi edi, _root, _name, _buffer, _size, _fatal
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mov eax, [_root]
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ccall [eax+EFI_FILE_PROTOCOL.Open], eax, file_handle, [_name], \
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EFI_FILE_MODE_READ, 0
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test eax, eax
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jz @f
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xor eax, eax
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cmp [_fatal], 1
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jnz .done
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mov ebx, [efi_table]
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mov ebx, [ebx+EFI_SYSTEM_TABLE.ConOut]
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ccall [ebx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], ebx, \
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msg_error_open_file
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ccall [ebx+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], ebx, \
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[_name]
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jmp $
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@@:
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mov eax, [file_handle]
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lea ecx, [_size]
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ccall [eax+EFI_FILE_PROTOCOL.Read], eax, ecx, [_buffer]
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mov eax, [file_handle]
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ccall [eax+EFI_FILE_PROTOCOL.Close], eax
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mov eax, [_size]
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.done:
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ret
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endp
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proc skip_whitespace
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.next_char:
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cmp byte[esi], 0
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jz .done
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cmp byte[esi], 0x20 ; ' '
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jz .whitespace
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cmp byte[esi], 9 ; '\t'
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jz .whitespace
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jmp .done
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.whitespace:
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inc esi
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jmp .next_char
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.done:
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ret
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endp
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proc skip_until_newline
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.next_char:
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cmp byte[esi], 0
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jz .done
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cmp byte[esi], 0xd ; '\r'
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jz .done
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cmp byte[esi], 0xa ; '\n'
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jz .done
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inc esi
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jmp .next_char
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.done:
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ret
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endp
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proc skip_newline
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.next_char:
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cmp byte[esi], 0xd ; '\r'
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jz .newline
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cmp byte[esi], 0xa ; '\n'
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jz .newline
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jmp .done
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.newline:
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inc esi
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jmp .next_char
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.done:
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ret
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endp
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proc skip_line
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call skip_until_newline
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call skip_newline
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ret
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endp
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proc dec2bin
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mov edx, 0
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.next_char:
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movzx eax, byte[esi]
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test eax, eax
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jz .done
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sub eax, '0'
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jb .done
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cmp eax, 9
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ja .done
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inc esi
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imul edx, 10
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add edx, eax
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jmp .next_char
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.done:
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mov eax, edx
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ret
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endp
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proc parse_option
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mov ebx, config_options-3*4
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.try_next_option:
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add ebx, 3*4
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mov edi, esi
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mov edx, [ebx] ; option name
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test edx, edx
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jz .done
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.next_char:
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cmp byte[edx], 0
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jnz @f
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cmp byte[edi], '='
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jz .opt_name_ok
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@@:
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cmp byte[edi], 0
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jz .done
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movzx eax, byte[edi]
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cmp [edx], al
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jnz .try_next_option
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inc edi
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inc edx
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jmp .next_char
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.opt_name_ok:
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inc edi
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mov esi, edi
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call dword[ebx+4]
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.done:
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ret
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endp
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proc parse_line
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.next_line:
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cmp byte[esi], 0
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jz .done
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cmp byte[esi], 0xd ; '\r'
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jz .skip
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cmp byte[esi], 0xa ; '\n'
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jz .skip
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cmp byte[esi], '#'
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jz .skip
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call parse_option
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call skip_line
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jmp .next_line
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.skip:
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call skip_line
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jmp .next_line
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.done:
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ret
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endp
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proc cfg_opt_func_resolution
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call dec2bin
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xor edx, edx
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mov [edx+BOOT_LO.x_res], ax
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cmp byte[esi], 'x'
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jz @f
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cmp byte[esi], '*'
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jz @f
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jmp .done
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@@:
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inc esi
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call dec2bin
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xor edx, edx
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mov [edx+BOOT_LO.y_res], ax
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mov [cfg_opt_used_resolution], 1
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.done:
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ret
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endp
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proc cfg_opt_func_acpi
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call dec2bin
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mov [cfg_opt_used_acpi], 1
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mov [cfg_opt_value_acpi], al
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ret
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endp
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proc cfg_opt_func_debug_print
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call dec2bin
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mov [cfg_opt_used_debug_print], 1
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mov [cfg_opt_value_debug_print], al
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ret
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endp
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proc cfg_opt_func_launcher_start
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call dec2bin
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mov [cfg_opt_used_launcher_start], 1
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mov [cfg_opt_value_launcher_start], al
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ret
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endp
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proc cfg_opt_func_mtrr
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call dec2bin
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mov [cfg_opt_used_mtrr], 1
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mov [cfg_opt_value_mtrr], al
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ret
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endp
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proc cfg_opt_func_ask_params
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call dec2bin
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mov [cfg_opt_used_ask_params], 1
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mov [cfg_opt_value_ask_params], al
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ret
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endp
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proc cfg_opt_func_imgfrom
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call dec2bin
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mov [cfg_opt_used_imgfrom], 1
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mov [cfg_opt_value_imgfrom], al
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ret
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endp
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proc cfg_opt_func_syspath
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mov edi, cfg_opt_value_syspath
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.next_char:
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movzx eax, byte[esi]
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cmp al, 0xd ; \r
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jz .done
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cmp al, 0xa ; \n
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jz .done
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inc esi
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stosb
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jmp .next_char
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.done:
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mov byte[edi], 0
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ret
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endp
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proc parse_config stdcall uses ebx esi edi, _buffer
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; mov esi, [_buffer]
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mov esi, KERNEL_BASE
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.next_line:
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call parse_line
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cmp byte[esi], 0
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jnz .next_line
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ret
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endp
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proc read_options_from_config stdcall uses ebx esi edi
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mov ebx, [efi_table]
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mov ebx, [ebx+EFI_SYSTEM_TABLE.BootServices]
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ccall [ebx+EFI_BOOT_SERVICES.HandleProtocol], [efi_handle], \
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lipuuid, lip_interface
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test eax, eax
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jnz .error
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mov eax, [lip_interface]
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mov ebx, [efi_table]
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mov ebx, [ebx+EFI_SYSTEM_TABLE.BootServices]
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ccall [ebx+EFI_BOOT_SERVICES.HandleProtocol], \
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[eax+EFI_LOADED_IMAGE_PROTOCOL.DeviceHandle], sfspguid, \
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sfsp_interface
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test eax, eax
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jnz .error
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mov eax, [sfsp_interface]
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ccall [eax+EFI_SIMPLE_FILE_SYSTEM_PROTOCOL.OpenVolume], eax, esp_root
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test eax, eax
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jnz .error
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stdcall load_file, [esp_root], file_name, KERNEL_BASE, \
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FILE_BUFFER_SIZE, 0
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test eax, eax
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jz @f
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stdcall parse_config, KERNEL_BASE
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@@:
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.error:
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ret
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endp
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proc print_vmode uses eax ebx ecx esi edi, _gop_if
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mov ebx, [_gop_if]
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call clearbuf
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mov eax, [ebx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
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mov edi, msg
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call num2dec
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mov eax, [ebx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
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mov edi, msg+8*2
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call num2dec
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mov eax, [ebx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat]
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mov edi, msg+16*2
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call num2dec
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mov eax, [ebx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine]
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mov edi, msg+24*2
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call num2dec
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mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
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ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
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ret
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endp
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proc find_vmode_index_by_resolution uses ebx esi edi
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mov [cfg_opt_value_vmode], 0
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.next_mode:
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; mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
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; ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
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; msg_query_vmode
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movzx ecx, [cfg_opt_value_vmode]
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mov eax, [gop_interface]
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ccall [eax+EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode], eax, ecx, \
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gop_info_size, gop_info
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test eax, eax
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jz @f
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call clearbuf
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mov edi, msg
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call num2hex
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mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
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ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
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jmp .skip_mode
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@@:
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mov ecx, [gop_info]
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stdcall print_vmode, ecx
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; PixelBlueGreenRedReserved8BitPerColor
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cmp [ecx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat], 1
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jnz .skip_mode
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xor edx, edx
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mov eax, [ecx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
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cmp ax, [edx+BOOT_LO.x_res]
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jnz .skip_mode
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mov eax, [ecx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
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cmp ax, [edx+BOOT_LO.y_res]
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jnz .skip_mode
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jmp .done
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.skip_mode:
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inc [cfg_opt_value_vmode]
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movzx eax, [cfg_opt_value_vmode]
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mov ecx, [gop_interface]
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mov edx, [ecx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode]
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cmp eax, [edx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode]
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jnz .next_mode
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mov [cfg_opt_used_resolution], 0
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mov [cfg_opt_value_ask_params], 1
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mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
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ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
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msg_error_no_such_vmode
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mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
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ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg_error
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jmp $
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.error:
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.done:
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mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
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ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
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msg_vmode_found
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ret
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endp
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proc ask_for_params
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|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_ask_for_params
|
||
|
|
jmp $
|
||
|
|
.error:
|
||
|
|
.done:
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
main:
|
||
|
|
mov esi, [esp+4]
|
||
|
|
mov [efi_handle], esi
|
||
|
|
mov esi, [esp+8]
|
||
|
|
mov [efi_table], esi
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset], eax, 1
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_u4k_loaded
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_read_options
|
||
|
|
call read_options_from_config
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_load_kernel
|
||
|
|
stdcall load_file, [esp_root], kernel_name, KERNEL_BASE, MAX_FILE_SIZE, 1
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_load_ramdisk
|
||
|
|
stdcall load_file, [esp_root], ramdisk_name, RAMDISK_BASE, MAX_FILE_SIZE, 1
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_alloc_devicesdat
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
|
||
|
|
ccall [eax+EFI_BOOT_SERVICES.AllocatePages], \
|
||
|
|
EFI_ALLOCATE_MAX_ADDRESS, EFI_RESERVED_MEMORY_TYPE, 1, \
|
||
|
|
devicesdat_data
|
||
|
|
call halt_on_error
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_load_devicesdat
|
||
|
|
|
||
|
|
ccall load_file, [esp_root], devicesdat_name, [devicesdat_data], \
|
||
|
|
[devicesdat_size], 0
|
||
|
|
mov [devicesdat_size], eax
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_locate_gop_handlers
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
|
||
|
|
ccall [eax+EFI_BOOT_SERVICES.LocateHandle], \
|
||
|
|
EFI_LOCATE_SEARCH_TYPE.ByProtocol, gopuuid, 0, \
|
||
|
|
gop_buffer_size, gop_buffer
|
||
|
|
mov [status], eax
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_gop_buffer_size
|
||
|
|
call clearbuf
|
||
|
|
mov eax, [gop_buffer_size]
|
||
|
|
mov edi, msg
|
||
|
|
call num2hex
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
|
||
|
|
|
||
|
|
mov eax, [status]
|
||
|
|
call halt_on_error
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_look_for_gop_handler
|
||
|
|
|
||
|
|
mov ebx, gop_buffer
|
||
|
|
.next_gop_handle:
|
||
|
|
mov eax, ebx
|
||
|
|
sub eax, gop_buffer
|
||
|
|
cmp eax, [gop_buffer_size]
|
||
|
|
jb @f
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_error_out_of_handlers
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg_error
|
||
|
|
jmp $
|
||
|
|
@@:
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_query_handler
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
|
||
|
|
ccall [eax+EFI_BOOT_SERVICES.HandleProtocol], \
|
||
|
|
[ebx], gopuuid, gop_interface
|
||
|
|
;mov eax, 0x80000003
|
||
|
|
test eax, eax
|
||
|
|
jz @f
|
||
|
|
call clearbuf
|
||
|
|
mov edi, msg
|
||
|
|
call num2hex
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
|
||
|
|
|
||
|
|
add ebx, 4
|
||
|
|
jmp .next_gop_handle
|
||
|
|
@@:
|
||
|
|
|
||
|
|
call find_rsdp
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_acpi_tables_done
|
||
|
|
|
||
|
|
cmp [cfg_opt_used_resolution], 0
|
||
|
|
jz .not_used_resolution
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_opt_resolution
|
||
|
|
call clearbuf
|
||
|
|
xor edx, edx
|
||
|
|
movzx eax, [edx+BOOT_LO.x_res]
|
||
|
|
mov edi, msg
|
||
|
|
call num2dec
|
||
|
|
xor edx, edx
|
||
|
|
movzx eax, [edx+BOOT_LO.y_res]
|
||
|
|
mov edi, msg+8*2
|
||
|
|
call num2dec
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
|
||
|
|
|
||
|
|
call find_vmode_index_by_resolution
|
||
|
|
.not_used_resolution:
|
||
|
|
cmp [cfg_opt_used_debug_print], 0
|
||
|
|
jz .not_used_debug_print
|
||
|
|
movzx eax, [cfg_opt_value_debug_print]
|
||
|
|
xor edx, edx
|
||
|
|
mov [edx+BOOT_LO.debug_print], al
|
||
|
|
.not_used_debug_print:
|
||
|
|
|
||
|
|
cmp [cfg_opt_value_ask_params], 0
|
||
|
|
jz @f
|
||
|
|
call ask_for_params
|
||
|
|
@@:
|
||
|
|
|
||
|
|
movzx ecx, [cfg_opt_value_vmode]
|
||
|
|
mov eax, [gop_interface]
|
||
|
|
ccall [eax+EFI_GRAPHICS_OUTPUT_PROTOCOL.SetMode], eax, ecx
|
||
|
|
call halt_on_error
|
||
|
|
|
||
|
|
mov ecx, [gop_interface]
|
||
|
|
mov edx, [ecx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode]
|
||
|
|
mov edi, [edx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.FrameBufferBase.lo]
|
||
|
|
mov [fb_base], edi
|
||
|
|
|
||
|
|
|
||
|
|
mov ebx, [edx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.Mode]
|
||
|
|
mov eax, [gop_interface]
|
||
|
|
ccall [eax+EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode], eax, ebx, \
|
||
|
|
gop_info_size, gop_info
|
||
|
|
test eax, eax
|
||
|
|
jnz .error
|
||
|
|
mov ecx, [gop_info]
|
||
|
|
mov eax, [ecx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
|
||
|
|
xor edx, edx
|
||
|
|
mov [edx+BOOT_LO.x_res], ax
|
||
|
|
mov eax, [ecx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
|
||
|
|
mov [edx+BOOT_LO.y_res], ax
|
||
|
|
mov eax, [ecx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine]
|
||
|
|
shl eax, 2
|
||
|
|
mov [edx+BOOT_LO.pitch], ax
|
||
|
|
|
||
|
|
mov byte[edx+BOOT_LO.pci_data+0], 1 ; PCI access mechanism
|
||
|
|
mov byte[edx+BOOT_LO.pci_data+1], 8 ; last bus, don't know how to count them
|
||
|
|
mov byte[edx+BOOT_LO.pci_data+2], 0x10 ; PCI version
|
||
|
|
mov byte[edx+BOOT_LO.pci_data+3], 0x02
|
||
|
|
mov dword[edx+BOOT_LO.pci_data+4], 0xe3
|
||
|
|
|
||
|
|
; kernel
|
||
|
|
; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \
|
||
|
|
; 450000/0x1000, EFI_ALLOCATE_ADDRESS
|
||
|
|
|
||
|
|
; ramdisk
|
||
|
|
; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \
|
||
|
|
; 2880*512/0x1000, EFI_ALLOCATE_ADDRESS
|
||
|
|
|
||
|
|
call calc_memmap
|
||
|
|
; call dump_memmap
|
||
|
|
|
||
|
|
mov eax, [efi_table]
|
||
|
|
mov eax, [eax+EFI_SYSTEM_TABLE.BootServices]
|
||
|
|
ccall [eax+EFI_BOOT_SERVICES.ExitBootServices], [efi_handle], \
|
||
|
|
[memory_map_key]
|
||
|
|
call halt_on_error
|
||
|
|
|
||
|
|
cli
|
||
|
|
|
||
|
|
xor edx, edx
|
||
|
|
xor esi, esi
|
||
|
|
mov [esi+BOOT_LO.bpp], 32
|
||
|
|
mov [esi+BOOT_LO.vesa_mode], dx
|
||
|
|
mov [esi+BOOT_LO.bank_switch], edx
|
||
|
|
mov edi, [fb_base]
|
||
|
|
mov [esi+BOOT_LO.lfb], edi
|
||
|
|
|
||
|
|
movzx eax, [cfg_opt_value_mtrr]
|
||
|
|
mov [esi+BOOT_LO.mtrr], al
|
||
|
|
|
||
|
|
movzx eax, [cfg_opt_value_launcher_start]
|
||
|
|
mov [esi+BOOT_LO.launcher_start], al
|
||
|
|
|
||
|
|
movzx eax, [cfg_opt_value_debug_print]
|
||
|
|
mov [esi+BOOT_LO.debug_print], al
|
||
|
|
|
||
|
|
mov [esi+BOOT_LO.dma], dl
|
||
|
|
; mov qword[esi+BOOT_LO.pci_data], 0
|
||
|
|
mov [esi+BOOT_LO.apm_entry], edx
|
||
|
|
mov [esi+BOOT_LO.apm_version], dx
|
||
|
|
mov [esi+BOOT_LO.apm_flags], dx
|
||
|
|
mov [esi+BOOT_LO.apm_code_32], dx
|
||
|
|
mov [esi+BOOT_LO.apm_code_16], dx
|
||
|
|
mov [esi+BOOT_LO.apm_data_16], dx
|
||
|
|
mov [esi+BOOT_LO.bios_hd_cnt], dl
|
||
|
|
|
||
|
|
movzx eax, [cfg_opt_value_imgfrom]
|
||
|
|
mov [esi+BOOT_LO.rd_load_from], al
|
||
|
|
|
||
|
|
mov eax, dword[devicesdat_size]
|
||
|
|
mov [edx+BOOT_LO.devicesdat_size], eax
|
||
|
|
mov eax, dword[devicesdat_data]
|
||
|
|
mov [edx+BOOT_LO.devicesdat_data], eax
|
||
|
|
|
||
|
|
mov esi, cfg_opt_value_syspath
|
||
|
|
mov edi, BOOT_LO.syspath
|
||
|
|
mov ecx, 0x17
|
||
|
|
rep movsb
|
||
|
|
|
||
|
|
lgdt [cs:GDTR]
|
||
|
|
|
||
|
|
mov ax, DATA_32_SELECTOR
|
||
|
|
mov ds, ax
|
||
|
|
mov es, ax
|
||
|
|
mov fs, ax
|
||
|
|
mov gs, ax
|
||
|
|
mov ss, ax
|
||
|
|
|
||
|
|
push CODE_32_SELECTOR
|
||
|
|
lea eax, [.next]
|
||
|
|
push eax
|
||
|
|
retf
|
||
|
|
|
||
|
|
.next:
|
||
|
|
mov eax, cr0
|
||
|
|
and eax, not CR0_PG
|
||
|
|
mov cr0, eax
|
||
|
|
|
||
|
|
mov eax, cr4
|
||
|
|
and eax, not CR4_PAE
|
||
|
|
mov cr4, eax
|
||
|
|
|
||
|
|
push KERNEL_BASE
|
||
|
|
retn
|
||
|
|
|
||
|
|
.error:
|
||
|
|
mov esi, [efi_table]
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_error
|
||
|
|
jmp $
|
||
|
|
|
||
|
|
halt_on_error:
|
||
|
|
test eax, eax
|
||
|
|
jz @f
|
||
|
|
call clearbuf
|
||
|
|
mov edi, msg
|
||
|
|
call num2hex
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_error
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
|
||
|
|
jmp $
|
||
|
|
@@:
|
||
|
|
ret
|
||
|
|
|
||
|
|
proc find_rsdp
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_look_for_rsdp
|
||
|
|
|
||
|
|
mov edi, [esi+EFI_SYSTEM_TABLE.ConfigurationTable]
|
||
|
|
mov ecx, [esi+EFI_SYSTEM_TABLE.NumberOfTableEntries]
|
||
|
|
.next_table:
|
||
|
|
dec ecx
|
||
|
|
js .all_tables_done
|
||
|
|
; EFI_ACPI_TABLE_GUID
|
||
|
|
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x0], 0x8868e871
|
||
|
|
jnz .not_acpi20
|
||
|
|
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x4], 0x11d3e4f1
|
||
|
|
jnz .not_acpi20
|
||
|
|
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x8], 0x800022bc
|
||
|
|
jnz .not_acpi20
|
||
|
|
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0xc], 0x81883cc7
|
||
|
|
jnz .not_acpi20
|
||
|
|
mov eax, [edi+EFI_CONFIGURATION_TABLE.VendorTable]
|
||
|
|
mov edx, BOOT_LO.acpi_rsdp
|
||
|
|
mov [edx], eax
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
|
||
|
|
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
|
||
|
|
msg_rsdp_found
|
||
|
|
jmp .all_tables_done
|
||
|
|
.not_acpi20:
|
||
|
|
add edi, sizeof.EFI_CONFIGURATION_TABLE
|
||
|
|
jmp .next_table
|
||
|
|
.all_tables_done:
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
proc calc_memmap
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
|
||
|
|
ccall [eax+EFI_BOOT_SERVICES.AllocatePages], EFI_ALLOCATE_ANY_PAGES, \
|
||
|
|
EFI_RESERVED_MEMORY_TYPE, MEMORY_MAP_SIZE/0x1000, memory_map
|
||
|
|
call halt_on_error
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
|
||
|
|
ccall [eax+EFI_BOOT_SERVICES.GetMemoryMap], memory_map_size, \
|
||
|
|
[memory_map], memory_map_key, descriptor_size, descriptor_ver
|
||
|
|
call halt_on_error
|
||
|
|
|
||
|
|
push esi
|
||
|
|
mov edi, BOOT_LO.memmap_blocks
|
||
|
|
mov dword[edi-4], 0 ; memmap_block_cnt
|
||
|
|
mov esi, [memory_map]
|
||
|
|
mov ebx, esi
|
||
|
|
add ebx, [memory_map_size]
|
||
|
|
.next_descr:
|
||
|
|
call add_uefi_memmap
|
||
|
|
add esi, [descriptor_size]
|
||
|
|
cmp esi, ebx
|
||
|
|
jb .next_descr
|
||
|
|
pop esi
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
; linux/arch/x86/platform/efi/efi.c
|
||
|
|
; do_add_efi_memmap
|
||
|
|
proc add_uefi_memmap
|
||
|
|
cmp [BOOT_LO.memmap_block_cnt], MAX_MEMMAP_BLOCKS
|
||
|
|
jz .done
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_MEMORY_DESCRIPTOR.PhysicalStart.lo]
|
||
|
|
mov edx, [esi+EFI_MEMORY_DESCRIPTOR.PhysicalStart.hi]
|
||
|
|
mov [edi+e820entry.addr.lo], eax
|
||
|
|
mov [edi+e820entry.addr.hi], edx
|
||
|
|
|
||
|
|
mov eax, [esi+EFI_MEMORY_DESCRIPTOR.NumberOfPages.lo]
|
||
|
|
mov edx, [esi+EFI_MEMORY_DESCRIPTOR.NumberOfPages.hi]
|
||
|
|
shld edx, eax, 12
|
||
|
|
shl eax, 12
|
||
|
|
mov [edi+e820entry.size.lo], eax
|
||
|
|
mov [edi+e820entry.size.hi], edx
|
||
|
|
|
||
|
|
mov ecx, [esi+EFI_MEMORY_DESCRIPTOR.Type]
|
||
|
|
cmp ecx, EFI_LOADER_CODE
|
||
|
|
jz .mem_ram_if_wb
|
||
|
|
cmp ecx, EFI_LOADER_DATA
|
||
|
|
jz .mem_ram_if_wb
|
||
|
|
cmp ecx, EFI_BOOT_SERVICES_CODE
|
||
|
|
jz .mem_ram_if_wb
|
||
|
|
cmp ecx, EFI_BOOT_SERVICES_DATA
|
||
|
|
jz .mem_ram_if_wb
|
||
|
|
cmp ecx, EFI_CONVENTIONAL_MEMORY
|
||
|
|
jz .mem_ram_if_wb
|
||
|
|
cmp ecx, EFI_ACPI_RECLAIM_MEMORY
|
||
|
|
mov eax, E820_ACPI
|
||
|
|
jz .type_done
|
||
|
|
cmp ecx, EFI_ACPI_MEMORY_NVS
|
||
|
|
mov eax, E820_NVS
|
||
|
|
jz .type_done
|
||
|
|
cmp ecx, EFI_UNUSABLE_MEMORY
|
||
|
|
mov eax, E820_UNUSABLE
|
||
|
|
jz .type_done
|
||
|
|
cmp ecx, EFI_PERSISTENT_MEMORY
|
||
|
|
mov eax, E820_PMEM
|
||
|
|
jz .type_done
|
||
|
|
jmp .reserved
|
||
|
|
.mem_ram_if_wb:
|
||
|
|
test [esi+EFI_MEMORY_DESCRIPTOR.Attribute.lo], EFI_MEMORY_WB
|
||
|
|
mov eax, E820_RAM
|
||
|
|
jnz .type_done
|
||
|
|
.reserved:
|
||
|
|
mov eax, E820_RESERVED
|
||
|
|
.type_done:
|
||
|
|
mov [edi+e820entry.type], eax
|
||
|
|
cmp eax, E820_RAM
|
||
|
|
jnz @f
|
||
|
|
inc [BOOT_LO.memmap_block_cnt]
|
||
|
|
add edi, sizeof.e820entry
|
||
|
|
@@:
|
||
|
|
.done:
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
|
||
|
|
proc num2dec
|
||
|
|
pushad
|
||
|
|
|
||
|
|
xor ecx, ecx
|
||
|
|
mov ebx, 10
|
||
|
|
.next_digit:
|
||
|
|
xor edx, edx
|
||
|
|
div ebx
|
||
|
|
push edx
|
||
|
|
inc ecx
|
||
|
|
test eax, eax
|
||
|
|
jnz .next_digit
|
||
|
|
|
||
|
|
.next_char:
|
||
|
|
pop eax
|
||
|
|
add eax, '0'
|
||
|
|
stosw
|
||
|
|
loop .next_char
|
||
|
|
|
||
|
|
popad
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
|
||
|
|
proc num2hex
|
||
|
|
pushad
|
||
|
|
|
||
|
|
xchg edx, eax
|
||
|
|
mov ecx, 8
|
||
|
|
.next_tetra:
|
||
|
|
rol edx, 4
|
||
|
|
movzx eax, dl
|
||
|
|
and eax, 0x0f
|
||
|
|
movzx eax, byte[hex+eax]
|
||
|
|
stosw
|
||
|
|
loop .next_tetra
|
||
|
|
|
||
|
|
popad
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
|
||
|
|
hex db '0123456789ABCDEF'
|
||
|
|
|
||
|
|
proc clearbuf
|
||
|
|
pushad
|
||
|
|
mov eax, 0x0020
|
||
|
|
mov ecx, 79
|
||
|
|
mov edi, msg
|
||
|
|
rep stosw
|
||
|
|
popad
|
||
|
|
ret
|
||
|
|
endp
|
||
|
|
|
||
|
|
section '.rodata' data readable
|
||
|
|
align 16
|
||
|
|
GDTR:
|
||
|
|
dw 3*8-1
|
||
|
|
dq GDT
|
||
|
|
align 16
|
||
|
|
GDT:
|
||
|
|
dw 0, 0, 0, 0
|
||
|
|
dw 0FFFFh,0,9A00h,0CFh ; 32-bit code
|
||
|
|
dw 0FFFFh,0,9200h,0CFh ; flat data
|
||
|
|
|
||
|
|
gopuuid db EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID
|
||
|
|
lipuuid db EFI_LOADED_IMAGE_PROTOCOL_GUID
|
||
|
|
sfspguid db EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID
|
||
|
|
|
||
|
|
file_name du "\EFI\KOLIBRIOS\KOLIBRI.INI",0
|
||
|
|
kernel_name du "\EFI\KOLIBRIOS\KOLIBRI.KRN",0
|
||
|
|
ramdisk_name du "\EFI\KOLIBRIOS\KOLIBRI.IMG",0
|
||
|
|
devicesdat_name du "\EFI\KOLIBRIOS\DEVICES.DAT",0
|
||
|
|
|
||
|
|
config_options dd cfg_opt_name_resolution, cfg_opt_func_resolution, \
|
||
|
|
cfg_opt_cmnt_resolution, \
|
||
|
|
cfg_opt_name_acpi, cfg_opt_func_acpi, cfg_opt_cmnt_acpi, \
|
||
|
|
cfg_opt_name_debug_print, cfg_opt_func_debug_print, \
|
||
|
|
cfg_opt_cmnt_debug_print, \
|
||
|
|
cfg_opt_name_launcher_start, cfg_opt_func_launcher_start, \
|
||
|
|
cfg_opt_cmnt_launcher_start, \
|
||
|
|
cfg_opt_name_mtrr, cfg_opt_func_mtrr, cfg_opt_cmnt_mtrr, \
|
||
|
|
cfg_opt_name_ask_params, cfg_opt_func_ask_params, \
|
||
|
|
cfg_opt_cmnt_ask_params, \
|
||
|
|
cfg_opt_name_imgfrom, cfg_opt_func_imgfrom, \
|
||
|
|
cfg_opt_cmnt_imgfrom, \
|
||
|
|
cfg_opt_name_syspath, cfg_opt_func_syspath, \
|
||
|
|
cfg_opt_cmnt_syspath, \
|
||
|
|
0
|
||
|
|
|
||
|
|
cfg_opt_name_resolution db "resolution",0
|
||
|
|
cfg_opt_name_acpi db "acpi",0
|
||
|
|
cfg_opt_name_debug_print db "debug_print",0
|
||
|
|
cfg_opt_name_launcher_start db "launcher_start",0
|
||
|
|
cfg_opt_name_mtrr db "mtrr",0
|
||
|
|
cfg_opt_name_ask_params db "ask_params",0
|
||
|
|
cfg_opt_name_imgfrom db "imgfrom",0
|
||
|
|
cfg_opt_name_syspath db "syspath",0
|
||
|
|
|
||
|
|
cfg_opt_cmnt_resolution db "# Graphic mode",0
|
||
|
|
cfg_opt_cmnt_acpi db "# ACPI settings",0xa, \
|
||
|
|
"# 0: don't use",0xa, \
|
||
|
|
"# 1: parse ACPI tables",0xa, \
|
||
|
|
"# 2: + call _PIC method",0xa, \
|
||
|
|
"# 3: + get APIC interrupts",0xa,0
|
||
|
|
cfg_opt_cmnt_debug_print db "# Duplicate debug output to the screen",0
|
||
|
|
cfg_opt_cmnt_launcher_start db "# Start LAUNCHER app after kernel is loaded",0
|
||
|
|
cfg_opt_cmnt_mtrr db "# Configure MTRR's",0
|
||
|
|
cfg_opt_cmnt_ask_params db "# Interrupt booting to ask the user for boot", \
|
||
|
|
" params",0
|
||
|
|
cfg_opt_cmnt_imgfrom db "# Where to load ramdisk image from",0
|
||
|
|
cfg_opt_cmnt_syspath db "# Path to /sys directory",0
|
||
|
|
|
||
|
|
msg_u4k_loaded du "uefi32kos loaded",13,10,0
|
||
|
|
msg_read_options du "Read options from config file",13,10,0
|
||
|
|
msg_load_kernel du "Load kernel",13,10,0
|
||
|
|
msg_load_ramdisk du "Load ramdisk",13,10,0
|
||
|
|
msg_load_devicesdat du "Load DEVICES.DAT",13,10,0
|
||
|
|
msg_alloc_devicesdat du "Allocate memory for DEVICES.DAT",13,10,0
|
||
|
|
msg_locate_gop_handlers du "Locate GOP handlers",13,10,0
|
||
|
|
msg_look_for_gop_handler du "Look for GOP handler",13,10,0
|
||
|
|
msg_query_handler du "Query handler",13,10,0
|
||
|
|
msg_query_vmode du "Query vmode",13,10,0
|
||
|
|
msg_vmode_found du "Video mode found",13,10,0
|
||
|
|
msg_look_for_rsdp du "Look for RSDP",13,10,0
|
||
|
|
msg_rsdp_found du "RSDP found",13,10,0
|
||
|
|
msg_acpi_tables_done du "ACPI tables done",13,10,0
|
||
|
|
msg_ask_for_params du "Ask for params",13,10,0
|
||
|
|
msg_set_graphic_mode du "Set graphic mode",13,10,0
|
||
|
|
msg_success du "Success!",13,10,0
|
||
|
|
msg_gop_buffer_size du "GOP buffer size",13,10,0
|
||
|
|
msg_opt_resolution du "option resolution: ",0
|
||
|
|
msg_error du "Error!",13,10,0
|
||
|
|
msg_error_no_such_vmode du "No such vmode",13,10,0
|
||
|
|
msg_error_out_of_handlers du "Out of handlers",13,10,0
|
||
|
|
msg_error_open_file du "Error: can't open file ",0
|
||
|
|
msg du 79 dup " ",13,10,0
|
||
|
|
|
||
|
|
|
||
|
|
section '.data' data readable writeable
|
||
|
|
efi_handle dd 0
|
||
|
|
efi_table dd 0
|
||
|
|
|
||
|
|
fb_base dd 0
|
||
|
|
|
||
|
|
gop_buffer_size dd GOP_BUFFER_SIZE
|
||
|
|
gop_handle dd 0
|
||
|
|
gop_interface dd 0
|
||
|
|
gop_info_size dd 0
|
||
|
|
gop_info dd 0
|
||
|
|
|
||
|
|
lip_buffer_size dd LIP_BUFFER_SIZE
|
||
|
|
lip_handle dd 0
|
||
|
|
lip_interface dd 0
|
||
|
|
|
||
|
|
sfsp_interface dd 0
|
||
|
|
|
||
|
|
esp_root dd ?
|
||
|
|
file_handle dd ?
|
||
|
|
file_buffer_size dd FILE_BUFFER_SIZE-1 ; leave the last byte for \0
|
||
|
|
|
||
|
|
cfg_opt_used_resolution db 0
|
||
|
|
cfg_opt_used_acpi db 0
|
||
|
|
cfg_opt_used_debug_print db 0
|
||
|
|
cfg_opt_used_launcher_start db 0
|
||
|
|
cfg_opt_used_mtrr db 0
|
||
|
|
cfg_opt_used_ask_params db 0
|
||
|
|
cfg_opt_used_imgfrom db 0
|
||
|
|
cfg_opt_used_syspath db 0
|
||
|
|
|
||
|
|
cfg_opt_value_vmode db 0
|
||
|
|
cfg_opt_value_acpi db 0
|
||
|
|
cfg_opt_value_debug_print db 0
|
||
|
|
cfg_opt_value_launcher_start db 1
|
||
|
|
cfg_opt_value_mtrr db 0
|
||
|
|
cfg_opt_value_ask_params db 0
|
||
|
|
cfg_opt_value_imgfrom db RD_LOAD_FROM_MEMORY
|
||
|
|
cfg_opt_value_syspath db "/RD/1",0
|
||
|
|
rb 20
|
||
|
|
|
||
|
|
memory_map_key dd 0
|
||
|
|
descriptor_size dd 0
|
||
|
|
descriptor_ver dd 0
|
||
|
|
memory_map_size dd MEMORY_MAP_SIZE
|
||
|
|
|
||
|
|
efi_fs_info_id db EFI_FILE_SYSTEM_INFO_ID
|
||
|
|
efi_fs_info_size dq sizeof.EFI_FILE_SYSTEM_INFO
|
||
|
|
efi_fs_info EFI_FILE_SYSTEM_INFO
|
||
|
|
|
||
|
|
memory_map dd ?
|
||
|
|
gop_buffer rd GOP_BUFFER_SIZE/4
|
||
|
|
devicesdat_data dd 0xffffffff
|
||
|
|
devicesdat_size dd 0x1000
|
||
|
|
status dd ?
|
||
|
|
|
||
|
|
section '.reloc' fixups data discardable
|