40 lines
897 B
NASM
40 lines
897 B
NASM
; dir command
|
|
|
|
shell_dir_command_string: data.str "dir" data.8 0
|
|
|
|
shell_dir_command:
|
|
mov r0, shell_dir_command_list_buffer
|
|
movz.8 r1, [shell_current_disk]
|
|
call ryfs_get_file_list
|
|
cmp r0, 0
|
|
ifz ret
|
|
|
|
mov r31, r0
|
|
mov r3, 0
|
|
shell_dir_command_loop:
|
|
; copy one file name from the list buffer to the file buffer
|
|
mov r0, shell_dir_command_list_buffer
|
|
add r0, r3
|
|
mov r1, shell_dir_command_file_buffer
|
|
mov r2, 11
|
|
call copy_memory_bytes
|
|
add r1, 11
|
|
mov.8 [r1], 0
|
|
|
|
; then print the file name to the terminal
|
|
mov r0, shell_dir_command_file_buffer
|
|
call print_str_to_terminal
|
|
|
|
; new line
|
|
mov r0, 10
|
|
call print_character_to_terminal
|
|
|
|
; point to next file name in the buffer
|
|
add r3, 11
|
|
loop shell_dir_command_loop
|
|
|
|
ret
|
|
|
|
shell_dir_command_list_buffer: data.fill 0, 341
|
|
shell_dir_command_file_buffer: data.fill 0, 12
|