From 9f4891f95070c66ea9f1aba99d72724d4ab24e5a Mon Sep 17 00:00:00 2001
From: "John Wilbert M. Villamor" <lameguy64@gmail.com>
Date: Sat, 19 Sep 2020 20:43:05 +0800
Subject: Revised makefiles, added strtok(), command line arguments,
 SetHeapSize(), moved ISR and callback system to psxetc, moved debug font to
 psxgpu, fixed CD-ROM library crashing on PSIO, fixed interrupt callback setup
 to fix crashing on ResetGraph()

---
 examples/system/childexec/child.c  |  8 +++++++-
 examples/system/childexec/makefile |  8 ++++----
 examples/system/childexec/parent.c | 28 +++++++++++++++++++++-------
 examples/system/console/main.c     |  2 +-
 examples/system/console/makefile   |  4 ++--
 examples/system/timer/makefile     |  4 ++--
 examples/system/tty/makefile       |  4 ++--
 7 files changed, 39 insertions(+), 19 deletions(-)

(limited to 'examples/system')

diff --git a/examples/system/childexec/child.c b/examples/system/childexec/child.c
index fb38b63..2ed656b 100644
--- a/examples/system/childexec/child.c
+++ b/examples/system/childexec/child.c
@@ -102,7 +102,7 @@ void display();
 
 
 /* Main function */
-int main() {
+int main(int argc, const char *argv[]) {
 
 	int i,p,xy_temp;
 	
@@ -113,6 +113,12 @@ int main() {
 	POLY_F4	*pol4;					/* Flat shaded quad primitive pointer */
 	
 	
+	printf( "Arguments passed: %d\n", argc );
+	for( i=0; i<argc; i++ )
+	{
+		printf( "%s\n", argv[i] );
+	}
+	
 	/* Init graphics and GTE */
 	init();
 	
diff --git a/examples/system/childexec/makefile b/examples/system/childexec/makefile
index 79a27b6..4475832 100644
--- a/examples/system/childexec/makefile
+++ b/examples/system/childexec/makefile
@@ -1,9 +1,9 @@
-include ../../sdk-common.mk
+include ../../examples-setup.mk
 
 INCLUDE	 	+= 
 LIBDIRS		+= 
 
-LIBS		= -lpsxetc -lpsxgpu -lpsxgte -lpsxspu -lc -lpsxapi
+LIBS		= -lpsxgpu -lpsxgte -lpsxspu -lpsxetc -lpsxapi -lc
 
 CFLAGS		= -g -O2 -fno-builtin -fdata-sections -ffunction-sections
 CPPFLAGS	= $(CFLAGS) -fno-exceptions
@@ -20,11 +20,11 @@ all: child parent
 
 child: build/child.o
 	$(LD) $(LDFLAGS_C) $(LIBDIRS) build/child.o $(LIBS) -o child.elf
-	elf2x child.elf
+	elf2x -q child.elf
 
 parent: build/parent.o build/child_exe.o
 	$(LD) $(LDFLAGS_P) $(LIBDIRS) build/parent.o build/child_exe.o $(LIBS) -o parent.elf
-	elf2x parent.elf
+	elf2x -q parent.elf
 	
 build/%.o: %.c
 	@mkdir -p $(dir $@)
diff --git a/examples/system/childexec/parent.c b/examples/system/childexec/parent.c
index 7f577e4..ed5710a 100644
--- a/examples/system/childexec/parent.c
+++ b/examples/system/childexec/parent.c
@@ -2,9 +2,14 @@
  * LibPSn00b Example Programs
  *
  * Child Program Execution Example
- * 2019 Meido-Tek Productions / PSn00bSDK Project
+ * 2020 Meido-Tek Productions / PSn00bSDK Project
  *
- * This is a modification of the balls example, modified to execute
+ * This example demonstrates how to execute a child PS-EXE from a parent
+ * PS-EXE using the Exec() function, and transferring execution back from
+ * the child PS-EXE to the parent PS-EXE. Passing arguments to the child
+ * PS-EXE is also demonstrated here.
+ *
+ * This is actually a modification of the balls example, modified to execute
  * a child program for this example.
  *
  * Example by Lameguy64
@@ -88,9 +93,6 @@ void init() {
 	PutDispEnv( &disp );
 	PutDrawEnv( &draw );
 	
-	/* Enable video output */
-	SetDispMask( 1 );
-	
 	printf("Done.\n");
 	
 	
@@ -232,6 +234,9 @@ int main(int argc, const char* argv[]) {
 		DrawSync( 0 );
 		VSync( 0 );
 		
+		/* Enable video output */
+		SetDispMask( 1 );
+	
 		/* Since draw.isbg is non-zero this clears the screen */
 		PutDrawEnv( &draw );
 		
@@ -265,6 +270,14 @@ void SetDefaultExitFromException();
 
 void run_child() {
 	
+	// Arguments for the child program
+	char *args[] =
+	{
+		"SAMPLE=0",
+		"SESSION=1",
+		"ARGH!"
+	};
+	
 	// So child header is readable
 	EXE_HEAD *exe = (EXE_HEAD*)child_exe;
 	
@@ -287,9 +300,9 @@ void run_child() {
 	
 	// Execute child
 	printf("Child exec!\n");
-	Exec(&exe->param, 0, 0);
+	Exec(&exe->param, 3, args);
 	
-	// Reset previous handler
+	// Restore interrupts for this PS-EXE
 	EnterCriticalSection();
 	RestartCallback();
 	ExitCriticalSection();
@@ -300,6 +313,7 @@ void run_child() {
 	ChangeClearPAD(0);
 	
 	// Set this program's display mode
+	SetDispMask(0);
 	PutDispEnv(&disp);
 	
 }
diff --git a/examples/system/console/main.c b/examples/system/console/main.c
index 988b428..405f0d6 100644
--- a/examples/system/console/main.c
+++ b/examples/system/console/main.c
@@ -172,7 +172,7 @@ int main(int argc, const char* argv[]) {
 	
 	/* Uncomment this line if you don't have tty interfaces
 	 * provided by n00brom or similar development environments with tty */
-	AddSIO(115200);
+	//AddSIO(115200);
 	
 	
 	/* Main loop */
diff --git a/examples/system/console/makefile b/examples/system/console/makefile
index 0c27b55..d7e9374 100644
--- a/examples/system/console/makefile
+++ b/examples/system/console/makefile
@@ -1,4 +1,4 @@
-include ../../sdk-common.mk
+include ../../examples-setup.mk
 
 # Project target name
 TARGET		= console.elf
@@ -19,7 +19,7 @@ INCLUDE	 	+=
 LIBDIRS		+=
 
 # Libraries to link
-LIBS		= -lpsxsio -lpsxetc -lpsxgpu -lpsxgte -lpsxspu -lpsxapi -lc
+LIBS		= -lpsxsio -lpsxgpu -lpsxgte -lpsxspu -lpsxetc -lpsxapi -lc
 
 # C compiler flags
 CFLAGS		= -g -O2 -fno-builtin -fdata-sections -ffunction-sections
diff --git a/examples/system/timer/makefile b/examples/system/timer/makefile
index c35c445..3fe1562 100644
--- a/examples/system/timer/makefile
+++ b/examples/system/timer/makefile
@@ -1,4 +1,4 @@
-include ../../sdk-common.mk
+include ../../examples-setup.mk
 
 TARGET		= timer.elf
 
@@ -11,7 +11,7 @@ OFILES		= $(addprefix build/,$(CFILES:.c=.o) $(CPPFILES:.cpp=.o) $(AFILES:.s=.o)
 INCLUDE	 	+= 
 LIBDIRS		+= 
 
-LIBS		= -lpsxetc -lpsxgpu -lpsxgte -lpsxspu -lpsxapi -lc
+LIBS		= -lpsxgpu -lpsxgte -lpsxspu -lpsxetc -lpsxapi -lc
 
 CFLAGS		= -g -O2 -fno-builtin -fdata-sections -ffunction-sections
 CPPFLAGS	= $(CFLAGS) -fno-exceptions
diff --git a/examples/system/tty/makefile b/examples/system/tty/makefile
index a3884ad..d0a8caa 100644
--- a/examples/system/tty/makefile
+++ b/examples/system/tty/makefile
@@ -1,4 +1,4 @@
-include ../../sdk-common.mk
+include ../../examples-setup.mk
 
 # Project target name
 TARGET		= tty.elf
@@ -19,7 +19,7 @@ INCLUDE	 	+=
 LIBDIRS		+=
 
 # Libraries to link
-LIBS		= -lpsxetc -lpsxgpu -lpsxgte -lpsxspu -lpsxapi -lc
+LIBS		= -lpsxgpu -lpsxgte -lpsxspu -lpsxetc -lpsxapi -lc
 
 # C compiler flags
 CFLAGS		= -g -O2 -fno-builtin -fdata-sections -ffunction-sections
-- 
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