code sync against nvidia/matrox drivers: added capability to run without INT assigned, proposemode fixes for dualhead/tvout related custom flags, GET_ACCELERANT_DEV_INFO returns much more detailed info, INIT_ and CLONE_ACCELERANT now enforce correct use. Bumped version to 0.12.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16032 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/accelerants/neomagic/GetDeviceInfo.c

@@ -1,6 +1,6 @@
 /*
 	Author:
-	Rudolf Cornelissen 11/2004
+	Rudolf Cornelissen 1/2006
 */
 
 #define MODULE_BIT 0x04000000
@@ -15,40 +15,8 @@ status_t GET_ACCELERANT_DEVICE_INFO(accelerant_device_info * adi)
 	/* no info on version is provided, so presumably this is for my info */
 	adi->version = 1;
 
-	sprintf(adi->name, "Neomagic chipset");
+	sprintf(adi->name, si->adi.name);
-	switch (si->ps.card_type)
+	sprintf(adi->chipset, si->adi.chipset);
-	{
-	case NM2070:
-		sprintf(adi->chipset, "MagicGraph NM2070");
-		break;
-	case NM2090:
-		sprintf(adi->chipset, "MagicGraph NM2090");
-		break;
-	case NM2093:
-		sprintf(adi->chipset, "MagicGraph NM2093");
-		break;
-	case NM2097:
-		sprintf(adi->chipset, "MagicGraph NM2097");
-		break;
-	case NM2160:
-		sprintf(adi->chipset, "MagicGraph NM2160");
-		break;
-	case NM2200:
-		sprintf(adi->chipset, "MagicMedia NM2200");
-		break;
-	case NM2230:
-		sprintf(adi->chipset, "MagicMedia NM2230");
-		break;
-	case NM2360:
-		sprintf(adi->chipset, "MagicMedia NM2360");
-		break;
-	case NM2380:
-		sprintf(adi->chipset, "MagicMedia NM2380");
-		break;
-	default:
-		sprintf(adi->chipset, "unknown");
-		break;
-	}
 	sprintf(adi->serial_no, "unknown");
 	adi->memory = (si->ps.memory_size * 1024);
 	adi->dac_speed = si->ps.max_dac1_clock;

src/add-ons/accelerants/neomagic/GetModeInfo.c

@@ -3,7 +3,7 @@
 	This file may be used under the terms of the Be Sample Code License.
 
 	Other authors:
-	Rudolf Cornelissen 4/2003-8/2003
+	Rudolf Cornelissen 4/2003-1/2006
 */
 
 #define MODULE_BIT 0x02000000
@@ -86,7 +86,10 @@ status_t GET_PIXEL_CLOCK_LIMITS(display_mode *dm, uint32 *low, uint32 *high)
 /* Return the semaphore id that will be used to signal a vertical sync occured.  */
 sem_id ACCELERANT_RETRACE_SEMAPHORE(void)
 {
+	if (si->ps.int_assigned)
 //		return si->vblank;
 //temp:
 		return B_ERROR;
+	else
+		return B_ERROR;
 }

src/add-ons/accelerants/neomagic/InitAccelerant.c

@@ -4,7 +4,7 @@
 
 	Other authors:
 	Mark Watson,
-	Rudolf Cornelissen 10/2002-11/2004.
+	Rudolf Cornelissen 10/2002-1/2006.
 */
 
 #define MODULE_BIT 0x00800000
@@ -16,7 +16,8 @@
 static status_t init_common(int the_fd);
 
 /* Initialization code shared between primary and cloned accelerants */
-static status_t init_common(int the_fd) {
+static status_t init_common(int the_fd)
+{
 	status_t result;
 	nm_get_private_data gpd;
 	
@@ -100,7 +101,8 @@ error0:
 }
 
 /* Clean up code shared between primary and cloned accelrants */
-static void uninit_common(void) {
+static void uninit_common(void)
+{
 	/* release the memory mapped registers if they exist */
 	if (si->ps.card_type > NM2093)
 	{
@@ -123,7 +125,8 @@ We need to determine if the kernel driver and the accelerant are compatible.
 If they are, get the accelerant ready to handle other hook functions and
 report success or failure.
 */
-status_t INIT_ACCELERANT(int the_fd) {
+status_t INIT_ACCELERANT(int the_fd)
+{
 	status_t result;
 	int cnt; 				 //used for iteration through the overlay buffers
 
@@ -143,6 +146,13 @@ status_t INIT_ACCELERANT(int the_fd) {
 	if (result != B_OK) goto error0;
 	// LOG now available: !NULL si
 
+	/* ensure that INIT_ACCELERANT is executed just once (copies should be clones) */
+	if (si->accelerant_in_use)
+	{
+		result = B_NOT_ALLOWED;
+		goto error1;
+	}
+
 	/* call the device specific init code */
 	result = nm_general_powerup();
 
@@ -211,6 +221,8 @@ status_t INIT_ACCELERANT(int the_fd) {
 
 	/* a winner! */
 	result = B_OK;
+	/* ensure that INIT_ACCELERANT won't be executed again (copies should be clones) */
+	si->accelerant_in_use = true;
 	goto error0;
 
 error1:
@@ -228,7 +240,8 @@ error0:
 Return the number of bytes required to hold the information required
 to clone the device.
 */
-ssize_t ACCELERANT_CLONE_INFO_SIZE(void) {
+ssize_t ACCELERANT_CLONE_INFO_SIZE(void)
+{
 	/*
 	Since we're passing the name of the device as the only required
 	info, return the size of the name buffer
@@ -241,7 +254,8 @@ ssize_t ACCELERANT_CLONE_INFO_SIZE(void) {
 Return the info required to clone the device.  void *data points to
 a buffer at least ACCELERANT_CLONE_INFO_SIZE() bytes in length.
 */
-void GET_ACCELERANT_CLONE_INFO(void *data) {
+void GET_ACCELERANT_CLONE_INFO(void *data)
+{
 	nm_device_name dn;
 	status_t result;
 
@@ -256,7 +270,8 @@ void GET_ACCELERANT_CLONE_INFO(void *data) {
 Initialize a copy of the accelerant as a clone.  void *data points to
 a copy of the data returned by GET_ACCELERANT_CLONE_INFO().
 */
-status_t CLONE_ACCELERANT(void *data) {
+status_t CLONE_ACCELERANT(void *data)
+{
 	status_t result;
 	char path[MAXPATHLEN];
 
@@ -291,6 +306,13 @@ status_t CLONE_ACCELERANT(void *data) {
 	/* bail out if the common initialization failed */
 	if (result != B_OK) goto error1;
 
+	/* ensure that INIT_ACCELERANT is executed first (i.e. primary accelerant exists) */
+	if (!(si->accelerant_in_use))
+	{
+		result = B_NOT_ALLOWED;
+		goto error2;
+	}
+
 	/* get shared area for display modes */
 	result = my_mode_list_area = clone_area(
 		DRIVER_PREFIX " cloned display_modes",
@@ -330,6 +352,9 @@ void UNINIT_ACCELERANT(void)
 		/* delete benaphores ONLY if we are the primary accelerant */
 		DELETE_BEN(si->engine.lock);
 		DELETE_BEN(si->overlay.lock);
+
+		/* ensure that INIT_ACCELERANT can be executed again */
+		si->accelerant_in_use = false;
 	}
 
 	/* free our mode list area */

src/add-ons/accelerants/neomagic/ProposeDisplayMode.c

@@ -3,7 +3,7 @@
 	This file may be used under the terms of the Be Sample Code License.
 
 	Other authors for nm driver:
-	Rudolf Cornelissen 4/2003-11/2005
+	Rudolf Cornelissen 4/2003-1/2006
 */
 
 #define MODULE_BIT 0x00400000
@@ -274,7 +274,7 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
 //fixme: introduce dualhead_clone_only flag compatible with matrox so the same prefs
 //util can be used
 	target->flags &=
-		~(DUALHEAD_CAPABLE | TV_CAPABLE | B_SUPPORTS_OVERLAYS | B_IO_FB_NA);
+		~(DUALHEAD_CAPABLE | TV_CAPABLE | B_SUPPORTS_OVERLAYS | B_HARDWARE_CURSOR | B_IO_FB_NA);
 	/* we always allow parallel access (fixed), the DAC is always in 'enhanced'
 	 * mode (fixed), and all modes support DPMS (fixed);
 	 * We support scrolling and panning in every mode, so we 'send a signal' to
@@ -283,6 +283,21 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
 	 * BDirectWindow windowed modes. */
 	target->flags |= (B_PARALLEL_ACCESS | B_8_BIT_DAC | B_DPMS | B_SCROLL);
 
+	/* if not dualhead capable card clear dualhead flags */
+	if (!(target->flags & DUALHEAD_CAPABLE))
+	{
+		target->flags &= ~DUALHEAD_BITS;
+	}
+
+	/* if not TVout capable card clear TVout flags */
+	if (!(target->flags & TV_CAPABLE))
+	{
+		target->flags &= ~TV_BITS;
+	}
+
+	/* TVout is on primary head (presumably, if we'd have that) */
+	target->flags |= TV_PRIMARY;
+
 	/* set HARDWARE_CURSOR mode if suitable */
 	if (si->settings.hardcursor)
 		target->flags |= B_HARDWARE_CURSOR;
@@ -291,7 +306,7 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
 	if (si->ps.card_type > NM2070)
 		target->flags |= B_SUPPORTS_OVERLAYS;
 
-	LOG(1, ("PROPOSEMODE: validated status modeflags: $%08x\n", target->flags));
+	LOG(1, ("PROPOSEMODE: validated modeflags: $%08x\n", target->flags));
 
 	/* overrule timing command flags to be (fixed) blank_pedestal = 0.0IRE,
 	 * progressive scan (fixed), and sync_on_green not used */

src/add-ons/accelerants/neomagic/SetDisplayMode.c

@@ -3,7 +3,7 @@
 	This file may be used under the terms of the Be Sample Code License.
 
 	Other authors:
-	Rudolf Cornelissen 4/2003-6/2004
+	Rudolf Cornelissen 4/2003-1/2006
 */
 
 #define MODULE_BIT 0x00200000
@@ -14,15 +14,19 @@
 	Enable/Disable interrupts.  Just a wrapper around the
 	ioctl() to the kernel driver.
 */
-static void interrupt_enable(bool flag) {
+static void interrupt_enable(bool flag)
+{
 	status_t result;
 	nm_set_bool_state sbs;
 
+	if (si->ps.int_assigned)
+	{
 		/* set the magic number so the driver knows we're for real */
 		sbs.magic = NM_PRIVATE_DATA_MAGIC;
 		sbs.do_it = flag;
 		/* contact driver and get a pointer to the registers and shared data */
 		result = ioctl(fd, NM_RUN_INTERRUPTS, &sbs, sizeof(sbs));
+	}
 }
 
 /* First validate the mode, then call lots of bit banging stuff to set the mode(s)! */

src/add-ons/accelerants/neomagic/engine/nm_acc.c

@@ -49,6 +49,8 @@ static status_t nm_acc_wait_fifo(uint32 n)
 		/* snooze a bit so I do not hammer the bus */
 		snooze (10);
 	}
+
+	return B_OK;
 }
 
 /* AFAIK this must be done for every new screenmode.

src/add-ons/accelerants/neomagic/engine/nm_general.c

@@ -1,5 +1,5 @@
 /* Author:
-   Rudolf Cornelissen 4/2003-11/2004
+   Rudolf Cornelissen 4/2003-1/2006
 */
 
 #define MODULE_BIT 0x00008000
@@ -88,46 +88,64 @@ status_t nm_general_powerup()
 {
 	status_t status;
 
-	LOG(1,("POWERUP: Haiku Neomagic Accelerant 0.11 running.\n"));
+	LOG(1,("POWERUP: Haiku Neomagic Accelerant 0.12 running.\n"));
+
+	/* log VBLANK INT usability status */
+	if (si->ps.int_assigned)
+		LOG(4,("POWERUP: Usable INT assigned to HW; Vblank semaphore enabled\n"));
+	else
+		LOG(4,("POWERUP: No (usable) INT assigned to HW; Vblank semaphore disabled\n"));
+
+	/* WARNING:
+	 * _adi.name_ and _adi.chipset_ can contain 31 readable characters max.!!! */
 
 	/* detect card type and power it up */
 	switch(CFGR(DEVID))
 	{
 	case 0x000110c8: //NM2070 ISA
 		si->ps.card_type = NM2070;
-		LOG(4,("POWERUP: Detected MagicGraph 128 (NM2070)\n"));
+		sprintf(si->adi.name, "Neomagic MagicGraph 128");
+		sprintf(si->adi.chipset, "NM2070 (ISA)");
 		break;
 	case 0x000210c8: //NM2090 ISA
 		si->ps.card_type = NM2090;
-		LOG(4,("POWERUP: Detected MagicGraph 128V (NM2090)\n"));
+		sprintf(si->adi.name, "Neomagic MagicGraph 128V");
+		sprintf(si->adi.chipset, "NM2090 (ISA)");
 		break;
 	case 0x000310c8: //NM2093 ISA
 		si->ps.card_type = NM2093;
-		LOG(4,("POWERUP: Detected MagicGraph 128ZV (NM2093)\n"));
+		sprintf(si->adi.name, "Neomagic MagicGraph 128ZV");
+		sprintf(si->adi.chipset, "NM2093 (ISA)");
 		break;
 	case 0x008310c8: //NM2097 PCI
 		si->ps.card_type = NM2097;
-		LOG(4,("POWERUP: Detected MagicGraph 128ZV+ (NM2097)\n"));
+		sprintf(si->adi.name, "Neomagic MagicGraph 128ZV+");
+		sprintf(si->adi.chipset, "NM2097 (PCI)");
 		break;
 	case 0x000410c8: //NM2160 PCI
 		si->ps.card_type = NM2160;
-		LOG(4,("POWERUP: Detected MagicGraph 128XD (NM2160)\n"));
+		sprintf(si->adi.name, "Neomagic MagicGraph 128XD");
+		sprintf(si->adi.chipset, "NM2160 (PCI)");
 		break;
 	case 0x000510c8: //NM2200
 		si->ps.card_type = NM2200;
-		LOG(4,("POWERUP: Detected MagicMedia 256AV (NM2200)\n"));
+		sprintf(si->adi.name, "Neomagic MagicMedia 256AV");
+		sprintf(si->adi.chipset, "NM2200");
 		break;
 	case 0x002510c8: //NM2230
 		si->ps.card_type = NM2230;
-		LOG(4,("POWERUP: Detected MagicMedia 256AV+ (NM2230)\n"));
+		sprintf(si->adi.name, "Neomagic MagicMedia 256AV+");
+		sprintf(si->adi.chipset, "NM2230");
 		break;
 	case 0x000610c8: //NM2360
 		si->ps.card_type = NM2360;
-		LOG(4,("POWERUP: Detected MagicMedia 256ZX (NM2360)\n"));
+		sprintf(si->adi.name, "Neomagic MagicMedia 256ZX");
+		sprintf(si->adi.chipset, "NM2360");
 		break;
 	case 0x001610c8: //NM2380
 		si->ps.card_type = NM2380;
-		LOG(4,("POWERUP: Detected MagicMedia 256XL+ (NM2380)\n"));
+		sprintf(si->adi.name, "Neomagic MagicMedia 256XL+");
+		sprintf(si->adi.chipset, "NM2380");
 		break;
 	default:
 		LOG(8,("POWERUP: Failed to detect valid card 0x%08x\n",CFGR(DEVID)));
@@ -204,6 +222,7 @@ static status_t nmxxxx_general_powerup()
 //	status_t result;
 	
 	LOG(4, ("INIT: powerup\n"));
+	LOG(4, ("INIT: Detected %s (%s)\n", si->adi.name, si->adi.chipset));
 	if (si->settings.logmask & 0x80000000) nm_dump_configuration_space();
 
 	/* set ISA registermapping to VGA colormode */