70 lines
1.8 KiB
NASM
70 lines
1.8 KiB
NASM
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; list command
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monitor_shell_list_command_string: data.str "list" data.8 0
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monitor_shell_list_command:
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mov r0, monitor_shell_list_text
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call print_string_to_monitor
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call monitor_shell_parse_arguments
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mov r1, 16
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call string_to_int
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; r0: starting address
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mov r10, r0
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mov r31, 16 ; line counter
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monitor_shell_list_command_line_loop:
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mov r30, 16 ; byte counter, 16 bytes per line
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; print current address
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mov r0, r10
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call print_hex_word_to_monitor
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mov r0, ' '
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call print_character_to_monitor
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mov r0, '|'
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call print_character_to_monitor
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mov r0, ' '
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call print_character_to_monitor
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monitor_shell_list_command_byte_loop:
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movz.8 r0, [r10]
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call print_hex_byte_to_monitor
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mov r0, ' '
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call print_character_to_monitor
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inc r10
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dec r30
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ifnz jmp monitor_shell_list_command_byte_loop
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mov r0, '|'
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call print_character_to_monitor
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mov r0, ' '
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call print_character_to_monitor
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mov r29, 16
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sub r10, 16
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monitor_shell_list_command_ascii_loop:
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movz.8 r0, [r10]
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cmp r0, ' '
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iflt jmp monitor_shell_list_command_ascii_loop_skip_char
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cmp r0, '~'
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ifgt jmp monitor_shell_list_command_ascii_loop_skip_char
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call print_character_to_monitor
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inc r10
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dec r29
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ifnz jmp monitor_shell_list_command_ascii_loop
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jmp monitor_shell_list_command_ascii_loop_done
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monitor_shell_list_command_ascii_loop_skip_char:
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mov r0, '.'
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call print_character_to_monitor
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inc r10
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dec r29
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ifnz jmp monitor_shell_list_command_ascii_loop
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monitor_shell_list_command_ascii_loop_done:
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mov r0, 10
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call print_character_to_monitor
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loop monitor_shell_list_command_line_loop
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ret
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monitor_shell_list_text: data.str "address | x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 xA xB xC xD xE xF | ASCII" data.8 10 data.8 0
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