struct pipe_screen *
nv30_screen_create(struct nouveau_device *dev)
{
struct nv30_screen *screen = CALLOC_STRUCT(nv30_screen);
struct pipe_screen *pscreen;
struct nouveau_pushbuf *push;
struct nv04_fifo *fifo;
unsigned oclass = 0;
int ret, i;
if (!screen)
return NULL;
switch (dev->chipset & 0xf0) {
case 0x30:
if (RANKINE_0397_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV30_3D_CLASS;
else
if (RANKINE_0697_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV34_3D_CLASS;
else
if (RANKINE_0497_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV35_3D_CLASS;
break;
case 0x40:
if (CURIE_4097_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV40_3D_CLASS;
else
if (CURIE_4497_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV44_3D_CLASS;
break;
case 0x60:
if (CURIE_4497_CHIPSET6X & (1 << (dev->chipset & 0x0f)))
oclass = NV44_3D_CLASS;
break;
default:
break;
}
if (!oclass) {
NOUVEAU_ERR("unknown 3d class for 0x%02x\n", dev->chipset);
FREE(screen);
return NULL;
}
pscreen = &screen->base.base;
pscreen->destroy = nv30_screen_destroy;
pscreen->get_param = nv30_screen_get_param;
pscreen->get_paramf = nv30_screen_get_paramf;
pscreen->get_shader_param = nv30_screen_get_shader_param;
pscreen->context_create = nv30_context_create;
pscreen->is_format_supported = nv30_screen_is_format_supported;
nv30_resource_screen_init(pscreen);
nouveau_screen_init_vdec(&screen->base);
screen->base.fence.emit = nv30_screen_fence_emit;
screen->base.fence.update = nv30_screen_fence_update;
ret = nouveau_screen_init(&screen->base, dev);
if (ret)
FAIL_SCREEN_INIT("nv30_screen_init failed: %d\n", ret);
screen->base.vidmem_bindings |= PIPE_BIND_VERTEX_BUFFER;
screen->base.sysmem_bindings |= PIPE_BIND_VERTEX_BUFFER;
if (oclass == NV40_3D_CLASS) {
screen->base.vidmem_bindings |= PIPE_BIND_INDEX_BUFFER;
screen->base.sysmem_bindings |= PIPE_BIND_INDEX_BUFFER;
}
fifo = screen->base.channel->data;
push = screen->base.pushbuf;
push->rsvd_kick = 16;
ret = nouveau_object_new(screen->base.channel, 0x00000000, NV01_NULL_CLASS,
NULL, 0, &screen->null);
if (ret)
FAIL_SCREEN_INIT("error allocating null object: %d\n", ret);
/* DMA_FENCE refuses to accept DMA objects with "adjust" filled in,
* this means that the address pointed at by the DMA object must
* be 4KiB aligned, which means this object needs to be the first
* one allocated on the channel.
*/
ret = nouveau_object_new(screen->base.channel, 0xbeef1e00,
NOUVEAU_NOTIFIER_CLASS, &(struct nv04_notify) {
.length = 32 }, sizeof(struct nv04_notify),
struct pipe_screen *
nv30_screen_create(struct nouveau_device *dev)
{
struct nv30_screen *screen = CALLOC_STRUCT(nv30_screen);
struct pipe_screen *pscreen;
struct nouveau_pushbuf *push;
struct nv04_fifo *fifo;
unsigned oclass = 0;
int ret, i;
if (!screen)
return NULL;
switch (dev->chipset & 0xf0) {
case 0x30:
if (RANKINE_0397_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV30_3D_CLASS;
else
if (RANKINE_0697_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV34_3D_CLASS;
else
if (RANKINE_0497_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV35_3D_CLASS;
break;
case 0x40:
if (CURIE_4097_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV40_3D_CLASS;
else
if (CURIE_4497_CHIPSET & (1 << (dev->chipset & 0x0f)))
oclass = NV44_3D_CLASS;
break;
case 0x60:
if (CURIE_4497_CHIPSET6X & (1 << (dev->chipset & 0x0f)))
oclass = NV44_3D_CLASS;
break;
default:
break;
}
if (!oclass) {
NOUVEAU_ERR("unknown 3d class for 0x%02x\n", dev->chipset);
FREE(screen);
return NULL;
}
/*
* Some modern apps try to use msaa without keeping in mind the
* restrictions on videomem of older cards. Resulting in dmesg saying:
* [ 1197.850642] nouveau E[soffice.bin[3785]] fail ttm_validate
* [ 1197.850648] nouveau E[soffice.bin[3785]] validating bo list
* [ 1197.850654] nouveau E[soffice.bin[3785]] validate: -12
*
* Because we are running out of video memory, after which the program
* using the msaa visual freezes, and eventually the entire system freezes.
*
* To work around this we do not allow msaa visauls by default and allow
* the user to override this via NV30_MAX_MSAA.
*/
screen->max_sample_count = debug_get_num_option("NV30_MAX_MSAA", 0);
if (screen->max_sample_count > 4)
screen->max_sample_count = 4;
pscreen = &screen->base.base;
pscreen->destroy = nv30_screen_destroy;
pscreen->get_param = nv30_screen_get_param;
pscreen->get_paramf = nv30_screen_get_paramf;
pscreen->get_shader_param = nv30_screen_get_shader_param;
pscreen->context_create = nv30_context_create;
pscreen->is_format_supported = nv30_screen_is_format_supported;
nv30_resource_screen_init(pscreen);
nouveau_screen_init_vdec(&screen->base);
screen->base.fence.emit = nv30_screen_fence_emit;
screen->base.fence.update = nv30_screen_fence_update;
ret = nouveau_screen_init(&screen->base, dev);
if (ret)
FAIL_SCREEN_INIT("nv30_screen_init failed: %d\n", ret);
screen->base.vidmem_bindings |= PIPE_BIND_VERTEX_BUFFER;
screen->base.sysmem_bindings |= PIPE_BIND_VERTEX_BUFFER;
if (oclass == NV40_3D_CLASS) {
screen->base.vidmem_bindings |= PIPE_BIND_INDEX_BUFFER;
screen->base.sysmem_bindings |= PIPE_BIND_INDEX_BUFFER;
}
fifo = screen->base.channel->data;
push = screen->base.pushbuf;
push->rsvd_kick = 16;
ret = nouveau_object_new(screen->base.channel, 0x00000000, NV01_NULL_CLASS,
NULL, 0, &screen->null);
if (ret)
FAIL_SCREEN_INIT("error allocating null object: %d\n", ret);
/* DMA_FENCE refuses to accept DMA objects with "adjust" filled in,
* this means that the address pointed at by the DMA object must
* be 4KiB aligned, which means this object needs to be the first
* one allocated on the channel.
*/
ret = nouveau_object_new(screen->base.channel, 0xbeef1e00,
NOUVEAU_NOTIFIER_CLASS, &(struct nv04_notify) {
.length = 32 }, sizeof(struct nv04_notify),
