(boot.rom) Renamed to launcher.rom

README.md

@@ -30,7 +30,7 @@ Build the assembler and emulator by running the `build.sh` script. The assembler
 If you wish to build the emulator without graphics mode:
 
 ```sh
-cc src/devices/file.c src/uxn.c -DNDEBUG -Os -g0 -s src/uxncli.c -o bin/uxncli
+cc src/devices/datetime.c src/devices/system.c src/devices/file.c src/uxn.c -DNDEBUG -Os -g0 -s src/uxncli.c -o bin/uxncli
 ```
 
 ### Plan 9 
@@ -94,7 +94,7 @@ uxnemu orca.rom | shim
 - `F1` toggle zoom
 - `F2` toggle debug
 - `F3` capture screen
-- `F4` load boot.rom
+- `F4` load launcher.rom
 
 ### Buttons
 

build.sh

@@ -37,7 +37,7 @@ rm -f ./bin/uxnasm
 rm -f ./bin/uxnemu
 rm -f ./bin/uxncli
 rm -f ./bin/supervisor.rom
-rm -f ./bin/boot.rom
+rm -f ./bin/launcher.rom
 rm -f ./bin/asma.rom
 
 # When clang-format is present
@@ -110,8 +110,8 @@ fi
 
 echo "Assembling(supervisor).."
 ./bin/uxnasm projects/software/supervisor.tal bin/supervisor.rom
-echo "Assembling(boot).."
+echo "Assembling(launcher).."
-./bin/uxnasm projects/software/boot.tal bin/boot.rom
+./bin/uxnasm projects/software/launcher.tal bin/launcher.rom
 echo "Assembling(asma).."
 ./bin/uxnasm projects/software/asma.tal bin/asma.rom
 

projects/examples/demos/piano.tal

@@ -6,7 +6,7 @@
 %<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }
 %!~ { NEQk NIP }
 
-%HALT { #01 #0f DEO }
+%HALT { #010f DEO }
 
 %RTN  { JMP2r }
 %TOS  { #00 SWP }

projects/software/supervisor.tal

@@ -22,8 +22,11 @@
 %2//  { #01 SFT2 }
 %8**  { #30 SFT2 }
 
-%EADDR { #fd04 }
+%SYS_EADDR { #fd04 }
-%ECODE { #fd06 }
+%SYS_ECODE { #fd06 }
+%SYS_DEBUG { #fd0e }
+%WST { #fe00 }
+%RST { #ff00 }
 
 ( devices )
 
@@ -56,6 +59,11 @@
 	;on-frame .Screen/vector DEO2
 	;on-button .Controller/vector DEO2
 
+	( print initial memory )
+	SYS_DEBUG LDA #00 = ,&no-debug JCN
+		;print-stacks JSR2
+		&no-debug
+
 BRK
 
 @on-frame ( -> )
@@ -116,9 +124,9 @@ BRK
 
 	;at-txt #4f ;draw-str JSR2
 
-	EADDR LDA2 #47 ;draw-short JSR2
+	SYS_EADDR LDA2 #47 ;draw-short JSR2
 
-	#0000 EADDR STA2
+	#0000 SYS_EADDR STA2
 
 BRK
 
@@ -136,9 +144,8 @@ RTN
 
 	( load rom )
 
-
 RTN
-	&boot-path "boot.rom $1
+	&boot-path "launcher.rom $1
 
 @draw-stacks ( -- )
 
@@ -148,12 +155,12 @@ RTN
 		( working stack )
 		#0010 .Screen/y DEO2
 		DUP2 #0018 ** #0010 ++ .Screen/x DEO2
-		DUP #fe00 LDA ( ptr ) EQU #4b + STH
+		DUP #fe00 LDA ( ptr ) EQU #41 + STH
 		DUP2 #fe01 ++ LDA STHr ;draw-byte JSR2
 		( return stack )
 		#0028 .Screen/y DEO2
 		DUP2 #0018 ** #0010 ++ .Screen/x DEO2
-		DUP #ff00 LDA ( ptr ) EQU #4b + STH
+		DUP #ff00 LDA ( ptr ) EQU #41 + STH
 		DUP2 #ff01 ++ LDA STHr ;draw-byte JSR2
 		INC2 GTH2k ,&wst JCN
 	POP2 POP2
@@ -235,6 +242,39 @@ JMP2r
 
 JMP2r
 
+@print-stacks ( -- )
+
+	#0a EMIT
+	WST ;&wst-txt ,print-stack JSR
+	RST ;&rst-txt ,print-stack JSR
+
+RTN
+	&wst-txt "Working-stack $1
+	&rst-txt "Return-stack $1
+
+@print-stack ( addr* name* -- )
+
+	PRINT
+	( keep ptr ) LDAk STH
+	( keep counter ) LITr 00
+	( skip ptr ) INC2 
+	DUP2 #0020 ++ SWP2
+	&loop
+		( print cell )
+		EQUkr STHr #3b * #20 + EMIT
+		LDAk ;print-hex/byte JSR2
+		EQUkr STHr #3d * #20 + EMIT
+		( break into columns )
+		SUB2k #0001 -- #0007 AND2 #0000 !! ,&no-lb JCN
+			#0a EMIT 
+			&no-lb
+		INCr
+		INC2 GTH2k ,&loop JCN
+	POP2 POP2
+	POP2r
+
+RTN
+
 @print-hex ( value* -- )
 
 	SWP ,&byte JSR 

src/devices/screen.c

@@ -83,7 +83,6 @@ screen_resize(UxnScreen *p, Uint16 width, Uint16 height)
 	if(bg && fg && pixels) {
 		p->width = width;
 		p->height = height;
-		p->pixels = pixels;
 		screen_clear(p, &p->bg);
 		screen_clear(p, &p->fg);
 	}
@@ -119,8 +118,6 @@ screen_dei(Device *d, Uint8 port)
 	case 0x3: return uxn_screen.width;
 	case 0x4: return uxn_screen.height >> 8;
 	case 0x5: return uxn_screen.height;
-	case 0x6:
-
 	default: return d->dat[port];
 	}
 }

src/devices/screen.h

@@ -13,8 +13,7 @@ WITH REGARD TO THIS SOFTWARE.
 #define FIXED_SIZE 0
 
 typedef struct Layer {
-	Uint8 *pixels;
+	Uint8 *pixels, changed;
-	Uint8 changed;
 } Layer;
 
 typedef struct UxnScreen {

src/uxnemu.c

@@ -255,15 +255,10 @@ start(Uxn *u, char *rom)
 	memory = (Uint8 *)calloc(0x10000, sizeof(Uint8));
 	supervisor_memory = (Uint8 *)calloc(0x10000, sizeof(Uint8));
 
-	if(!uxn_boot(&supervisor, supervisor_memory, supervisor_memory + VISOR_DEV, (Stack *)(supervisor_memory + VISOR_WST), (Stack *)(supervisor_memory + VISOR_RST)))
-		return error("Boot", "Failed to start uxn.");
 	if(!uxn_boot(u, memory, supervisor_memory + PAGE_DEV, (Stack *)(supervisor_memory + PAGE_WST), (Stack *)(supervisor_memory + PAGE_RST)))
 		return error("Boot", "Failed to start uxn.");
-	if(!load(&supervisor, "supervisor.rom"))
-		error("Supervisor", "No debugger found.");
 	if(!load(u, rom))
 		return error("Boot", "Failed to load rom.");
-
 	/* system   */ devsystem = uxn_port(u, 0x0, system_dei, system_deo);
 	/* console  */ devconsole = uxn_port(u, 0x1, nil_dei, console_deo);
 	/* screen   */ devscreen = uxn_port(u, 0x2, screen_dei, screen_deo);
@@ -282,16 +277,20 @@ start(Uxn *u, char *rom)
 	/* unused   */ uxn_port(u, 0xf, nil_dei, nil_deo);
 
 	/* Supervisor */
-	uxn_port(&supervisor, 0x0, system_dei, system_deo);
+	if(!uxn_boot(&supervisor, supervisor_memory, supervisor_memory + VISOR_DEV, (Stack *)(supervisor_memory + VISOR_WST), (Stack *)(supervisor_memory + VISOR_RST)))
-	uxn_port(&supervisor, 0x1, nil_dei, console_deo);
+		return error("Boot", "Failed to start uxn.");
-	uxn_port(&supervisor, 0x2, screen_dei, screen_deo);
+	if(!load(&supervisor, "supervisor.rom"))
-	uxn_port(&supervisor, 0x8, nil_dei, nil_deo);
+		error("Supervisor", "No debugger found.");
-
+	/* system   */ uxn_port(&supervisor, 0x0, system_dei, system_deo);
-	uxn_eval(&supervisor, PAGE_PROGRAM);
+	/* console  */ uxn_port(&supervisor, 0x1, nil_dei, console_deo);
+	/* screen   */ uxn_port(&supervisor, 0x2, screen_dei, screen_deo);
+	/* control  */ uxn_port(&supervisor, 0x8, nil_dei, nil_deo);
 
 	if(!uxn_eval(u, PAGE_PROGRAM))
 		return error("Boot", "Failed to start rom.");
 
+	uxn_eval(&supervisor, PAGE_PROGRAM);
+
 	return 1;
 }
 
@@ -330,7 +329,7 @@ static void
 restart(Uxn *u)
 {
 	set_size(WIDTH, HEIGHT, 1);
-	start(u, "boot.rom");
+	start(u, "launcher.rom");
 }
 
 static Uint8
@@ -527,7 +526,7 @@ main(int argc, char **argv)
 			console_input(&u, '\n');
 		}
 	}
-	if(!loaded && !start(&u, "boot.rom"))
+	if(!loaded && !start(&u, "launcher.rom"))
 		return error("usage", "uxnemu [-s scale] file.rom");
 	run(&u);
 	SDL_Quit();