X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=AcessNative%2Facesskernel_src%2Fmain.c;h=eb0883d7b729a73cdd76273263cfe379107b613e;hb=03900b58142ae00b0bf708accbbe97e1ba83188b;hp=1dcf61a772d0ed0abc0676bfb31c81fe317f77f0;hpb=c0758a3d1053010f2c6f122365acde3efda2ba77;p=tpg%2Facess2.git

diff --git a/AcessNative/acesskernel_src/main.c b/AcessNative/acesskernel_src/main.c
index 1dcf61a7..eb0883d7 100644
--- a/AcessNative/acesskernel_src/main.c
+++ b/AcessNative/acesskernel_src/main.c
@@ -4,85 +4,161 @@
  *
  * Kernel Main
  */
-#include <acess.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <sys/time.h>
+#include <signal.h>
+#include <stdint.h>
+#ifdef __LINUX__
+#include <sys/prctl.h>
+#endif
+#include <unistd.h>
+#include <string.h>
+#include "../../KernelLand/Kernel/include/logdebug.h"
 
-int main(int argc, char *argv[])
-{
-	return 0;
-}
+#define VALGRIND_CLIENT	0
 
-void LogF(const char *Fmt, ...)
-{
-	va_list	args;
-	va_start(args, Fmt);
-	vprintf(Fmt, args);
-	va_end(args);
-}
+// === IMPORTS ===
+extern int	UI_Initialise(int Width, int Height);
+extern void	UI_MainLoop(void);
+extern int	VFS_Init(void);
+extern int	Video_Install(char **Arguments);
+extern int	NativeKeyboard_Install(char **Arguments);
+extern int	NativeFS_Install(char **Arguments);
+extern void	Debug_SetKTerminal(char *Path);
+extern int	VT_Install(char **Arguments);
+extern int	Mouse_Install(char **Arguments);
+extern int	VFS_Mount(const char *Device, const char *MountPoint, const char *Filesystem, const char *Options);
+extern int	VFS_MkDir(const char *Path);
+extern int	SyscallServer(void);
+extern int	Server_Shutdown(void);
+extern const char	gsKernelVersion[];
+extern const char	gsGitHash[];
+extern int	giBuildNumber;
 
-void Log(const char *Fmt, ...)
-{
-	va_list	args;
-	printf("Log: ");
-	va_start(args, Fmt);
-	vprintf(Fmt, args);
-	va_end(args);
-	printf("\n");
-}
+// === GLOBALS ===
+const char	*gsAcessDir = "../Usermode/Output/x86_64";
 
-void Warning(const char *Fmt, ...)
+// === CODE ===
+#ifndef __WIN32__
+#define P_NOWAIT	0
+int spawnv(int flags, const char *execuable, char * const argv[])
 {
-	va_list	args;
-	printf("Warning: ");
-	va_start(args, Fmt);
-	vprintf(Fmt, args);
-	va_end(args);
-	printf("\n");
-}
+	int pid = fork();
+	if( pid != 0 )	return pid;
 
-void Panic(const char *Format, ...)
-{
-	va_list	args;
-	printf("Panic: ");
-	va_start(args, Format);
-	vprintf(Format, args);
-	va_end(args);
-	printf("\n");
-	exit(-1);
+	execv(execuable, argv);
+	perror("spawnv - execve");
+	for(;;);
 }
+#endif
 
-void Debug_SetKTerminal(const char *Path)
+int main(int argc, char *argv[])
 {
-	// Ignored, kernel debug goes to stdout
-}
+	char	**rootapp = NULL;
+	 int	rootapp_argc, i;
+	// Parse command line settings
+	for( i = 1; i < argc; i ++ )
+	{
+		if( strcmp(argv[i], "--distroot") == 0 ) {
+			gsAcessDir = argv[++i];
+		}
+		else if( strcmp(argv[i], "--rootapp") == 0 ) {
+			rootapp = &argv[++i];
+			rootapp_argc = argc - i;
+			break;
+		}
+		else {
+			fprintf(stderr, "Unknown command line option '%s'\n", argv[i]);
+			return -1;
+		}
+	}	
 
-void *Heap_Allocate(int Count, const char *File, int Line)
-{
-	return malloc(Count);
-}
+	// Kernel build information
+	printf("Acess2 Native v%s\n", gsKernelVersion);
+	printf(" Build %i, Git Hash %s\n", giBuildNumber, gsGitHash);
 
-tPAddr MM_GetPhysAddr(tVAddr VAddr)
-{
-	return VAddr;	// HACK!
+	// Start UI subsystem
+	UI_Initialise(800, 480);
+	
+	// - Ignore SIGUSR1 (used to wake threads)
+	#ifdef SIGUSR1
+	signal(SIGUSR1, SIG_IGN);
+	#endif
+		
+	// Initialise VFS
+	VFS_Init();
+	// - Start IO Drivers
+	if( Video_Install(NULL) ) {
+		Log_Error("Init", "Unable to load NativeVideo");
+	}
+	if( NativeKeyboard_Install(NULL) ) {
+		Log_Error("Init", "Unable to load NativeKeyboard");
+	}
+	NativeFS_Install(NULL);
+	Mouse_Install(NULL);
+	// - Start VTerm
+	{
+		char	*args[] = {
+			"Video=NativeVideo",
+			"Input=NativeKeyboard",
+			NULL
+			};
+		VT_Install(args);
+	}
+
+	VFS_MkDir("/Acess");	
+	VFS_Mount(gsAcessDir, "/Acess", "nativefs", "");
+
+	Debug_SetKTerminal("/Devices/VTerm/8");
+	
+	// Start syscall server
+	SyscallServer();
+	
+	// Spawn root application
+	if( rootapp )
+	{
+		 int	pid;
+		 int	argcount = 0;
+		const char	*args[7+rootapp_argc+1+1];
+
+		#if VALGRIND_CLIENT
+		args[argcount++] = "valgrind";
+		#endif
+		args[argcount++] = "./ld-acess";
+		args[argcount++] = "--open";	args[argcount++] = "/Devices/VTerm/0";
+		args[argcount++] = "--open";	args[argcount++] = "/Devices/VTerm/0";
+		args[argcount++] = "--open";	args[argcount++] = "/Devices/VTerm/0";
+		for( i = 0; i < rootapp_argc; i ++ )
+			args[argcount+i] = rootapp[i];
+		args[argcount+rootapp_argc] = NULL;
+		pid = spawnv(P_NOWAIT, "./ld-acess", args);
+		if(pid < 0) {
+			perror("Starting root application [fork(2)]");
+			return 1;
+		}
+		printf("Root application running as PID %i\n", pid);
+	}
+
+	UI_MainLoop();
+
+	return 0;
 }
 
-Uint MM_GetFlags(tVAddr VAddr)
+void AcessNative_Exit(void)
 {
-	return 0;
+	// TODO: Close client applications too
+	Server_Shutdown();
+	exit(0);
 }
 
-int Modules_InitialiseBuiltin(const char *Name)
+uint64_t DivMod64U(uint64_t Num, uint64_t Den, uint64_t *Rem)
 {
-	return 0;	// Ignored
+	if(Rem)	*Rem = Num % Den;
+	return Num / Den;
 }
 
-Sint64 now(void)
+int Module_EnsureLoaded(const char *Name)
 {
-	struct timeval tv;
-	struct timezone tz;
-	gettimeofday(&tv, &tz);
-	return tv.tv_sec * 1000 + tv.tv_usec/1000;
+	return 0;
 }