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kdebug.asm
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.include "telestrat.inc"
.include "fcntl.inc"
.include "build.inc"
.include "include/kernel.inc"
.include "include/process.inc"
.include "include/process_bss.inc"
.include "include/memory.inc"
.include "include/files.inc"
.include "include/debug.inc"
.include "kernel.inc"
.org $c000
.code
rom_start:
; $c000
jmp print_routine_noparam
; $c003
jmp display_lsmem_state
; $c006
jmp print_msg_and_a
; $c009
jmp print_msg_and_ay
; $c00c
jmp print_msg_and_string_ay
table_low_ay:
.byte <str_unknown
.byte <str_xfree_enter
.byte <str_xmalloc_enter
.byte <str_xmalloc_return_address
table_high_ay:
.byte >str_unknown
.byte >str_xfree_enter
.byte >str_xmalloc_enter
.byte >str_xmalloc_return_address
str_unknown:
.asciiz "Unknown"
table_low_noparam:
.byte <str_create_process
.byte <str_xfree_enter
.byte <str_xfree_garbage_collector_in
.byte <str_xfree_garbage_collector_out
.byte <str_found_chunk
.byte <str_fseek
.byte <str_fclose
.byte <str_unknown
.byte <str_xopen_allocate_fp
.byte <str_fclose_not_found
.byte <str_fclose_found
.byte <str_max_xopen_file_not_found
.byte <str_fork
.byte <str_fork_starting
.byte <str_unknown
.byte <str_type
.byte <str_mainargs
.byte <str_process_struct
.byte <str_type_fp
table_high_noparam:
.byte >str_create_process
.byte >str_xfree_enter
.byte >str_xfree_garbage_collector_in
.byte >str_xfree_garbage_collector_out
.byte >str_found_chunk
.byte >str_fseek
.byte >str_fclose
.byte >str_unknown
.byte >str_xopen_allocate_fp
.byte >str_fclose_not_found
.byte >str_fclose_found
.byte >str_max_xopen_file_not_found
.byte >str_fork
.byte >str_fork_starting
.byte >str_unknown
.byte >str_type
.byte >str_mainargs
.byte >str_process_struct
.byte >str_type_fp
table_low_ay_string:
.byte <str_xexec_enter
.byte <str_xopen_enter
table_high_ay_string:
.byte >str_xexec_enter
.byte >str_xopen_enter
table_str_low:
.byte <str_fd_id
.byte <str_max_fd_reached
.byte <str_fclose_enter
.byte <str_kill_process
table_str_high:
.byte >str_fd_id
.byte >str_max_fd_reached
.byte >str_fclose_enter
.byte >str_kill_process
str_xexec_enter:
.byte $0D,"[XEXEC] command : ",0
str_xmalloc_enter:
.byte $0D,"[XMALLOC] Query size :",0
str_xmalloc_return_address:
.byte $0D,"[XMALLOC] Return address :",0
str_max_fd_reached:
.byte $0D,"[XOPEN] Free FP pointer, return $FFFF in AX, because KERNEL_MAX_FP reached :",0
str_max_xopen_file_not_found:
.byte $0D,"[XOPEN] File not found",0
str_process_struct:
.asciiz "PROCESS_STRUCT(Kernel)"
str_fd_id:
.byte $0D,"[XOPEN] open the file : OK, return FD id : ",0
str_xopen_enter:
.byte $0D,"[XOPEN] Enter ",0
str_xopen_allocate_fp:
.byte $0D,"[XOPEN] Allocate FP : XMALLOC call, returns ptr FD in AX",0
str_kill_process:
.byte $0D,"[XKILL] Enter kill process : ",0
str_type:
.byte "Type:",0
str_found_chunk:
.byte "Found Chunk",0
str_fclose_enter:
.byte $0D
.byte "[XCLOSE] Enter with FD id : ",0
str_fclose_not_found:
.byte $0D
.byte "[XCLOSE] FD id not found [ERROR] ",0
str_fclose_found:
.byte $0D
.byte "[XCLOSE] FD found [OK] ",0
str_fclose:
.byte $0D
.byte "[XCLOSE] ",0
str_fseek:
.byte $0D
.byte "[FSEEK] ",0
str_fork:
.byte $0D
.byte "[XFORK] Trying to find binary on device ...",0
str_fork_starting:
.byte $0D
.byte "[XFORK] Starting process",0
str_create_process:
.byte $0D,"[CREATE PROCESS] Create process struct ...",0
str_xfree_enter:
.byte $0D
.byte "[XFREE] AY enter : ",0
str_xfree_garbage_collector_in:
.byte $0D,"[GARBAGE COLLECTOR IN]",0
str_xfree_garbage_collector_out:
.byte $0D,"[GARBAGE COLLECTOR OUT]",0
str_mainargs:
.byte "MAINARGS(Kernel)",0
str_type_fp:
.byte "FP(Kernel)",0
.proc print_routine_noparam
; X contains id of the string
rts
lda table_low_noparam,x
sta ACC2M
lda table_high_noparam,x
sta ACC2M+1
jsr xdebug_send_string_to_printer
jsr display_pid
rts
.endproc
.proc print_msg_and_string_ay
; X contains id of the string
pha
tya
pha
lda table_low_ay_string,x
sta ACC2M
lda table_high_ay_string,x
sta ACC2M+1
jsr xdebug_send_string_to_printer
pla
tay
pla
sta ACC2M
sty ACC2M+1
jsr xdebug_send_string_to_printer
jsr display_pid
rts
.endproc
.proc print_msg_and_ay
; X contains id of the string
pha
lda table_low_ay,x
sta ACC2M
lda table_high_ay,x
sta ACC2M+1
tya
pha
jsr xdebug_send_string_to_printer
pla
tay
pla
jsr xdebug_send_ay_to_printer
jsr display_pid
rts
.endproc
.proc print_msg_and_a
; X contains id of the string
pha
lda table_str_low,x
sta ACC2M
lda table_str_high,x
sta ACC2M+1
tya
pha
jsr xdebug_send_string_to_printer
pla
tay
pla
jsr xdebug_send_a_to_printer
jsr display_pid
rts
.endproc
.proc display_pid
lda #<pid
sta ACC2M
lda #>pid
sta ACC2M+1
jsr xdebug_send_string_to_printer
lda kernel_process+kernel_process_struct::kernel_current_process
cmp #$FF
beq @init
clc
adc #'0'
jsr xdebug_send_printer
@end:
lda #')'
jsr xdebug_send_printer
rts
@init:
lda #'0'
jsr xdebug_send_printer
jmp @end
pid:
.asciiz "(pid:"
.endproc
.proc display_lsmem_state
tya
pha
lda #<str_lsmem
sta ACC2M
lda #>str_lsmem
sta ACC2M+1
jsr xdebug_send_string_to_printer
ldx #$00
@loop:
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_begin_high,x
beq @next_chunk
lda #<str_free
sta ACC2M
lda #>str_free
sta ACC2M+1
jsr xdebug_send_string_to_printer
lda #'#'
jsr xdebug_send_printer
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_begin_high,x
jsr xdebug_binhex
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_begin_low,x
jsr xdebug_binhex
lda #':'
jsr xdebug_send_printer
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_end_high,x
jsr xdebug_binhex
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_end_low,x
jsr xdebug_binhex
lda #' '
jsr xdebug_send_printer
lda #'#'
jsr xdebug_send_printer
lda kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_high,x
jsr xdebug_binhex
lda kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_low,x
jsr xdebug_binhex
lda #$0D
jsr xdebug_send_printer
@next_chunk:
inx
cpx #(KERNEL_MALLOC_FREE_CHUNK_MAX)
bne @loop
ldx #$00
@loop2:
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_begin_high,x
beq @next_chunk2
lda #<str_busy
sta ACC2M
lda #>str_busy
sta ACC2M+1
jsr xdebug_send_string_to_printer
lda #'#'
jsr xdebug_send_printer
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_begin_high,x
jsr xdebug_binhex
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_begin_low,x
jsr xdebug_binhex
lda #':'
jsr xdebug_send_printer
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_end_high,x
jsr xdebug_binhex
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_end_low,x
jsr xdebug_binhex
lda #' '
jsr xdebug_send_printer
lda #'#'
jsr xdebug_send_printer
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_size_high,x
jsr xdebug_binhex
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_size_low,x
jsr xdebug_binhex
; lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_pid_list,x
lda #$0D
jsr xdebug_send_printer
@next_chunk2:
inx
cpx #(KERNEL_MAX_NUMBER_OF_MALLOC)
bne @loop2
;jsr xdebug_load
pla
tay
rts
str_lsmem:
.byte $0D,"[lsmem state]",$0D,$00
str_free:
.byte "Free:",$00
str_busy:
.byte "Busy:",$00
.endproc
.proc xdebug_send_a_to_printer
pha
lda #'#'
jsr xdebug_send_printer
pla
jsr xdebug_binhex
lda #' '
jsr xdebug_send_printer
rts
.endproc
.proc xdebug_send_ay_to_printer
pha
lda #'#'
jsr xdebug_send_printer
tya
jsr xdebug_binhex
pla
jsr xdebug_binhex
lda #' '
jsr xdebug_send_printer
rts
.endproc
.proc xdebug_load
lda kernel_debug+kernel_debug_struct::RES
sta RES
lda kernel_debug+kernel_debug_struct::RES+1
sta RES+1
lda kernel_debug+kernel_debug_struct::RESB
sta RESB
lda kernel_debug+kernel_debug_struct::RESB+1
sta RESB+1
lda kernel_debug+kernel_debug_struct::RA
ldy kernel_debug+kernel_debug_struct::RY
ldx kernel_debug+kernel_debug_struct::RX
rts
str_line:
.byte $0D,"=======================",$0D
.byte 0
.endproc
.proc xdebug_binhex
pha ;save byte
lsr ;extract...
lsr ;MSN
lsr
lsr
tay
jsr r0000010
;save ASCII
pla ;recover byte
and #%00001111
tay
r0000010:
lda hex_table,y
jsr xdebug_send_printer
rts ;done
hex_table:
.byte "0123456789ABCDEF"
.endproc
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_begin_low,x
sta kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_begin_low
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_begin_high,x
sta kernel_malloc+kernel_malloc_struct::kernel_malloc_free_chunk_begin_high
; update size
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_size_low,x
clc
adc kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_low
bcc @do_not_inc
inc kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_high
@do_not_inc:
sta kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_low
lda kernel_malloc+kernel_malloc_struct::kernel_malloc_busy_chunk_size_high,x
clc
adc kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_high
sta kernel_malloc_free_chunk_size+kernel_malloc_free_chunk_size_struct::kernel_malloc_free_chunk_size_high
.proc xdebug_send_string_to_printer
ldy #$00
@L1:
lda (ACC2M),y
beq @out
jsr xdebug_send_printer
iny
jmp @L1
@out:
rts
.endproc
.proc xdebug_send_printer
sta VIA::PRA
lda VIA::PRB
and #$EF
sta VIA::PRB
ora #$10
sta VIA::PRB
rts
.endproc
rom_signature:
.ASCIIZ "Kernel Debug rom v2021.1"
_command1:
rts
command1_str:
.ASCIIZ "kdebug"
commands_text:
.addr command1_str
commands_address:
.addr _command1
commands_version:
.ASCIIZ "0.0.1"
; ----------------------------------------------------------------------------
; Copyrights address
.res $FFF1-*
.org $FFF1
; $fff1
parse_vector:
.byt $00,$00
; fff3
adress_commands:
.addr commands_address
; fff5
list_commands:
.addr command1_str
; $fff7
number_of_commands:
.byt 0
signature_address:
.word rom_signature
; ----------------------------------------------------------------------------
; Version + ROM Type
ROMDEF:
.addr rom_start
; ----------------------------------------------------------------------------
; RESET
rom_reset:
.addr rom_start
; ----------------------------------------------------------------------------
; IRQ Vector
empty_rom_irq_vector:
.addr IRQVECTOR ; from telestrat.inc (cc65)
end: