mirror of
https://github.com/irmen/prog8.git
synced 2024-07-05 06:29:02 +00:00
59 lines
1.7 KiB
Lua
59 lines
1.7 KiB
Lua
; Emulator debug interface.
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; Docs: https://github.com/X16Community/x16-emulator#debug-io-registers
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emudbg {
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const uword EMU_BASE = $9fb0
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&ubyte EMU_DBG_HOTKEY_ENABLED = EMU_BASE + 0
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&ubyte EMU_LOG_VIDEO = EMU_BASE + 1
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&ubyte EMU_LOG_KEYBOARD = EMU_BASE + 2
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&ubyte EMU_ECHO_MODE = EMU_BASE + 3
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&ubyte EMU_SAVE_ON_EXIT = EMU_BASE + 4
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&ubyte EMU_RECORD_GIF = EMU_BASE + 5
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&ubyte EMU_RECORD_WAV = EMU_BASE + 6
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&ubyte EMU_CMDKEYS_DISABLED = EMU_BASE + 7
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&ubyte EMU_CPUCLK_L = EMU_BASE + 8 ; write: reset cpu clock to 0
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&ubyte EMU_CPUCLK_M = EMU_BASE + 9 ; write: outputs "User debug 1: $xx"
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&ubyte EMU_CPUCLK_H = EMU_BASE + 10 ; write: outputs "User debug 2: $xx"
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&ubyte EMU_CPUCLK_U = EMU_BASE + 11 ; write: outputs as character to console
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; 12 is unused for now
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&ubyte EMU_KEYMAP = EMU_BASE + 13
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&ubyte EMU_EMU_DETECT1 = EMU_BASE + 14
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&ubyte EMU_EMU_DETECT2 = EMU_BASE + 15
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sub is_emulator() -> bool {
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return EMU_EMU_DETECT1=='1' and EMU_EMU_DETECT2=='6'
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}
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asmsub console_write(str isoString @R0) clobbers(Y) {
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%asm {{
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ldy #0
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- lda (cx16.r0),y
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beq +
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sta p8_EMU_CPUCLK_U
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iny
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bne -
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+
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}}
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}
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asmsub console_chrout(ubyte char @A) {
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%asm {{
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sta p8_EMU_CPUCLK_U
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}}
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}
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asmsub console_value1(ubyte value @A) {
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%asm {{
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sta p8_EMU_CPUCLK_M
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}}
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}
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asmsub console_value2(ubyte value @A) {
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%asm {{
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sta p8_EMU_CPUCLK_H
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}}
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}
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}
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