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Use alias to build Fiwix and make checksums work.

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rick-masters 2023-04-03 18:10:23 +00:00
parent 3c817913c7
commit c19ca08f15
3 changed files with 307 additions and 292 deletions
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113
kernel-bootstrap/builder-hex0-x86.hex0
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@ -48,6 +48,7 @@
# handle_syscall_execve
# handle_syscall_chdir
# handle_syscall_exit
# handle_syscall_waitpid
# handle_syscall_lseek
# handle_syscall_access
# handle_syscall_mkdir
@ -479,7 +480,7 @@ BD 00 00 00 08 # mov ebp, 0x08000000
89 EC # mov esp, ebp
9A 7C 7D 00 00 08 00 # call setup_interrupt_handlers
EA 93 88 00 00 08 00 # jmp internalshell
EA A1 88 00 00 08 00 # jmp internalshell
#----------------------------------------
@ -1110,7 +1111,7 @@ A1 8C 7F 00 00 # mov eax, [next_filenum]
89 C7 # mov edi, eax
C1 E7 0A # shl edi, 0x0a
81 C7 00 00 20 00 # add edi, 0x0200000
9A B8 85 00 00 08 00 # call strcmp
9A C6 85 00 00 08 00 # call strcmp
74 08 # je find_file_finish
48 # dec eax
EB E4 # jmp checkfile
@ -1738,7 +1739,7 @@ CB # ret ; go back to parent
8B 35 1A 83 00 00 # mov esi, [&next_process_num]
4E # dec esi = current process
C1 E6 0C # shl esi, 0x0C
81 C6 04 02 02 00 # add esi, 0x0020018 ; pchild_code = &pproc_descriptor[current_process_num].child_exit_code
81 C6 18 00 02 00 # add esi, 0x00020018 ; pchild_code = &pproc_descriptor[current_process_num].child_exit_code
8B 06 # mov eax, [esi] ; get exit code
C1 E0 08 # shl eax, 0x08 ;
89 01 # mov [ecx], eax ; waitval = ret << 8
@ -1847,12 +1848,21 @@ CB # ret
C1 E6 0C # shl esi, 0x0C
81 C6 00 01 02 00 # add esi, 0x0020100 ; pproc_descriptor = &pproc_descriptor[current_process_num].current_dir
# Handle root differently because we don't strip trailing slash
66 83 3E 2F # cmp word [esi], $002f ; is cwd == "/" ?
75 04 # jne copy_cwd
66 A5 # movsw ; copy "/" to buffer
EB 0A # jmp cleanup
# copy_cwd
AC # lodsb
AA # stosb
3C 00 # cmp al, 0
75 FA # jne copy_cwd
83 EF 02 # sub edi, 2 ; strip trailing slash
AA # stosb
# cleanup
89 D8 # mov eax, ebx
5F # pop edi
5E # pop esi
@ -1860,7 +1870,7 @@ CB # ret
#------------------------------------------------------------
#[85B8]
#[85C6]
#:strcmp
# inputs:
# esi: string1
@ -1894,19 +1904,19 @@ CB # ret
#------
#[85D3]
#[85E1]
#:io_char
00
00 # free
#----------------------------------------
#[85D5]
#[85E3]
#:read
53 # push ebx
51 # push ecx
52 # push edx
B8 03 00 00 00 # mov eax, 3 ; syscall=read
B9 D3 85 00 00 # mov ecx, &io_char
B9 E1 85 00 00 # mov ecx, &io_char
BA 01 00 00 00 # mov edx, 1
CD 80 # int 80 syscall
@ -1915,7 +1925,7 @@ CD 80 # int 80 syscall
74 07 # je read_finish
B4 01 # mov ah, 1
A0 D3 85 00 00 # mov al, &io_char
A0 E1 85 00 00 # mov al, &io_char
#:read_finish
5A # pop edx
@ -1925,16 +1935,16 @@ CB # ret
#----------------------------------------
#[85F8]
#[8606]
#:write
50 # push eax
53 # push ebx
51 # push ecx
52 # push edx
A2 D3 85 00 00 # mov &io_char, al
A2 E1 85 00 00 # mov &io_char, al
B8 04 00 00 00 # mov eax, 4 ; syscall=write
B9 D3 85 00 00 # mov ecx, &io_char
B9 E1 85 00 00 # mov ecx, &io_char
BA 01 00 00 00 # mov edx, 1 1 byte characters
CD 80 # int 80 syscall
@ -1946,7 +1956,7 @@ CB # ret
#------
#[8617]
#[8625]
#:string_src
#s r c \0
73 72 63 00
@ -1960,7 +1970,7 @@ CB # ret
# Read a newline.
# Then, read N bytes from stdin and write to the new file.
#----------------------------------------
#[861B]
#[8629]
#:src
50 # push eax
53 # push ebx
@ -1969,16 +1979,16 @@ CB # ret
56 # push esi
57 # push edi
BE 17 86 00 00 # mov esi, string_src
BE 25 86 00 00 # mov esi, string_src
9A 8F 7E 00 00 08 00 # call console_puts
9A D5 85 00 00 08 00 # call read 'r'
9A D5 85 00 00 08 00 # call read 'c'
9A D5 85 00 00 08 00 # call read ' '
9A E3 85 00 00 08 00 # call read 'r'
9A E3 85 00 00 08 00 # call read 'c'
9A E3 85 00 00 08 00 # call read ' '
31 C9 # xor ecx, ecx ; line count=0
#parse_line_count_loop:
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
3C 20 # cmp al, ' '
74 0C # je got_count
@ -2006,7 +2016,7 @@ B9 00 08 00 00 # mov ecx, 0x00000800
51 # push ecx
B9 00 00 D0 04 # mov ecx, 0x04D00000
#:get_filename_loop
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
3C 0A # cmp al, '\n'
74 05 # je got_filename
@ -2037,10 +2047,10 @@ CD 80 # int 80
BF 00 02 04 00 # mov edi, 0x00040200 ; scratch buffer
57 # push edi ; save buffer address
31 DB # xor ebx, ebx ; ebx=0=stdin
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
89 D3 # mov ebx, edx ; prepare to write
5E # pop esi ; restore buffer address to esi
9A F8 85 00 00 08 00 # call write
9A 06 86 00 00 08 00 # call write
49 # dec ecx ; count--
EB E0 # jmp read_write_loop
@ -2056,25 +2066,25 @@ CB # ret
#------
#[86D3]
#[86E1]
#:hex0_str
#h e x 0 \0
68 65 78 30 00
#------------------------------------------------------------
#[86D8]
#[86E6]
#:hex0
53 # push ebx
56 # push esi
57 # push edi
BE D3 86 00 00 # mov esi, hex0_str
BE E1 86 00 00 # mov esi, hex0_str
9A 8F 7E 00 00 08 00 # call console_puts
# read "ex0 '
B1 04 # mov cl, 4
#:ex0_loop
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
FE C9 # dec cl
75 F5 # jnz ex0_loop
@ -2090,7 +2100,7 @@ B9 00 08 00 00 # mov ecx, 0x00000800
BA 00 00 D0 04 # mov edx, 0x04D00000
#:get_file_name1_loop
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
9A 6F 7E 00 00 08 00 # call console_putc
3C 20 # cmp al, ' '
74 05 # je got_filename1
@ -2101,7 +2111,7 @@ EB E9 # jmp get_file_name1_loop
#:got_filename1
BA 00 04 D0 04 # mov edx, 0x04D00400
#:get_file_name2_loop
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
9A 6F 7E 00 00 08 00 # call console_putc
3C 0A # cmp al, '\n'
74 05 # je got_filename2
@ -2132,11 +2142,11 @@ CD 80 # int 80
#------
#[876B]
#[8779]
#:hex0_read_loop
53 # push ebx
89 CB # mov ebx, ecx
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
5B # pop ebx
84 e4 # test ah, ah
@ -2189,7 +2199,7 @@ EB 11 # jmp maybe_store
#:skip_comment
53 # push ebx
89 CB # mov ebx, ecx
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
5B # pop ebx
3C 0A # cmp al, '\n'
75 F1 # jnz skip_comment
@ -2214,26 +2224,26 @@ EB A3 # jmp hex0_read_loop
53 # push ebx
89 D3 # mov ebx, edx
9A F8 85 00 00 08 00 # call write
9A 06 86 00 00 08 00 # call write
5B # pop ebx
31 DB # xor bx, bx
EA 6B 87 00 00 08 00 # jmp hex0_read_loop
EA 79 87 00 00 08 00 # jmp hex0_read_loop
#------
#[87E0]
#[87EE]
#:cmd_args
00 00 D0 04
00 04 D0 04
#------
#[87E8]
#[87F6]
#:cmd_env
00 00 00 00
#------------------------------------------------------------
#[87EC]
#[87FA]
#:handle_other_command
50 # push eax
53 # push ebx
@ -2255,7 +2265,7 @@ B9 FF 07 00 00 # mov ecx, 0x000007FF
BA 01 00 D0 04 # mov edx, 0x04D00001
#:get_program_name
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
3C 20 # cmp al, ' '
74 05 # je got_program_name
88 02 # mov [edx], al
@ -2265,7 +2275,7 @@ EB F0 # jmp get_program_name
#got_program_name
BA 00 04 D0 04 # mov edx, 0x04D00400
#get_argument1_loop
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
3C 0A # cmp al, '\n'
74 05 # je got_argument1
88 02 # mov [edx], al
@ -2280,8 +2290,8 @@ BE 00 04 D0 04 # mov esi, arg1
9A 8F 7E 00 00 08 00 # call console_puts
BB 00 00 D0 04 # mov ebx, program_name
B9 E0 87 00 00 # mov ecx, cmd_args
BA E8 87 00 00 # mov edx, cmd_env
B9 EE 87 00 00 # mov ecx, cmd_args
BA F6 87 00 00 # mov edx, cmd_env
9A 1E 83 00 00 08 00 # call handle_syscall_execve
5E # pop esi
@ -2293,26 +2303,26 @@ CB
#------
#[8864]
#[8872]
#:str_build_finished
#B u i l d f i n i s h e d . \0
42 75 69 6C 64 20 66 69 6E 69 73 68 65 64 2E 00
#------
#[8874]
#[8882]
#:str_error_no_writes
#E R R O R : n o h d a w r i t e s ! \0
45 52 52 4F 52 3A 20 6E 6F 20 68 64 61 20 77 72 69 74 65 73 21 00
#------
#[888A]
#[8898]
#:str_dev_hda
#/ d e v / h d a \0
2F 64 65 76 2F 68 64 61 00
#------------------------------------------------------------
#[8893]
#[88A1]
#:internalshell
# Start reading stdin from sector 8, cyl 0, head 0
C7 05 00 00 00 01 08 00 00 00 # mov word [0x01000000], 0x00000008
@ -2331,7 +2341,7 @@ F3 AA # rep stosb
31 DB # xor ebx, ebx
#:process_command
9A D5 85 00 00 08 00 # call read
9A E3 85 00 00 08 00 # call read
3C 00 # cmp al, 0
74 23 # je build_finished
@ -2340,7 +2350,7 @@ F3 AA # rep stosb
75 09 # jne check_hex0_command
#:handle_src_command
9A 1B 86 00 00 08 00 # call src
9A 29 86 00 00 08 00 # call src
EB E8 # jmp process_command
#:check_hex0_command
@ -2348,25 +2358,25 @@ EB E8 # jmp process_command
75 09 # jne call_handle_other_command
#:handle_hex0_command
9A D8 86 00 00 08 00 # call hex0
9A E6 86 00 00 08 00 # call hex0
EB DB # jmp process_command
#:call_handle_other_command
9A EC 87 00 00 08 00 # call handle_other_command
9A FA 87 00 00 08 00 # call handle_other_command
EB D2 # jmp process_command
#:build_finished
BE 64 88 00 00 # mov esi, str_build_finished
BE 72 88 00 00 # mov esi, str_build_finished
9A 8F 7E 00 00 08 00 # call console_puts
# copy memory file /dev/hda to the boot disk
BB 8A 88 00 00 # mov ebx, str_dev_hda
BB 98 88 00 00 # mov ebx, str_dev_hda
9A 13 81 00 00 08 00 # call find_file
83 f8 ff # cmp eax, -1
75 17 # jne ok_exit
#:error_exit
BE 74 88 00 00 # mov esi, str_error_no_write
BE 82 88 00 00 # mov esi, str_error_no_write
9A 8F 7E 00 00 08 00 # call console_puts
# one space to flush last line
@ -2421,8 +2431,7 @@ B0 20 # mov al, 20
EA CD 7E 00 00 08 00 # jmp reboot
# sector padding
00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00