penguin86/pato-z80-home-computer
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RUN accepts an argument

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Daniele Verducci su MatissePenguin 2020-12-21 18:28:09 +01:00
parent eafa424f31
commit 43f04da6f1
1 changed files with 8 additions and 5 deletions
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13
assembly/bios/monitor.asm
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@ -21,12 +21,12 @@ MON_COMMAND_LOAD: DB "LOAD",0
MON_COMMAND_RUN: DB "RUN",0 MON_COMMAND_RUN: DB "RUN",0
MON_COMMAND_ADB: DB "ADB",0 MON_COMMAND_ADB: DB "ADB",0
MON_ARG_HEX: DB " 0x",0 MON_ARG_HEX: DB " 0x",0
MON_HELP: DB 10,"Available commands:\nHELP prints this message\nDUMP shows memory content\nSET sets memory content LOAD\nRUN executes code\nADB starts Assembly Deploy Bridge",0 MON_HELP: DB 10,"Available commands:\nHELP prints this message\nDUMP [ADDR] shows memory content\nSET [ADDR] sets memory content\nLOAD\nRUN [ADDR] executes code starting from ADDR\nADB starts Assembly Deploy Bridge",0
MON_MSG_ADB: DB 10,"Waiting for data.",0 MON_MSG_ADB: DB 10,"Waiting for data.",0
MON_ERR_SYNTAX: DB " Syntax error",0 MON_ERR_SYNTAX: DB " Syntax error",0
;MON_ADB_TIMEOUT: EQU 0xFF // Number of cycles after an ADB binary transfer is considered completed ;MON_ADB_TIMEOUT: EQU 0xFF // Number of cycles after an ADB binary transfer is considered completed
MON_DUMP_BYTES_LINES: EQU 16 MON_DUMP_BYTES_LINES: EQU 8
MON_DUMP_BYTES_PER_LINE: EQU 12 MON_DUMP_BYTES_PER_LINE: EQU 8
Monitor_main: Monitor_main:
; Print welcome string ; Print welcome string
@ -170,8 +170,11 @@ monitor_load:
monitor_run: monitor_run:
ld bc, MON_COMMAND_RUN + 1 ; autocomplete command ld bc, MON_COMMAND_RUN + 1 ; autocomplete command
call Print call Print
jp APP_SPACE ; Start executing code ; Now read the memory address to be changed from the user
jp monitor_main_loop call monitor_arg_2byte ; returns the read bytes in hl
ld a, 10 ; newline
call Printc
jp (hl) ; Start executing code
monitor_adb: monitor_adb:
ld bc, MON_COMMAND_ADB + 1 ; autocomplete command ld bc, MON_COMMAND_ADB + 1 ; autocomplete command