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on-the-fly FIFO channel reassignments should now be useable.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10507 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2004-12-20 15:24:03 +00:00
parent 50df61f891
commit 6960f5fe9c
1 changed files with 15 additions and 11 deletions
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26
src/add-ons/accelerants/nvidia/engine/nv_acc.c
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@ -1206,13 +1206,13 @@ status_t nv_acc_setup_rectangle(uint32 color)
/* setup fill color:
* wait for room in fifo for bitmap cmd if needed.
* (fifo holds 256 32bit words: count those, not bytes) */
while (((NV_REG16(NV16_BMP_FIFOFREE)) >> 2) < 1)
while (((nv3_gdi_rectangle_text_ptr->FifoFree) >> 2) < 1)
{
/* snooze a bit so I do not hammer the bus */
snooze (10);
snooze (10);
}
/* now setup color (writing 1 32bit word) */
ACCW(BMP_COLOR1A, color);
nv3_gdi_rectangle_text_ptr->Color1A = color;
return B_OK;
}
@ -1222,14 +1222,16 @@ status_t nv_acc_rectangle(uint32 xs,uint32 xe,uint32 ys,uint32 yl)
/* instruct engine what to fill:
* wait for room in fifo for bitmap cmd if needed.
* (fifo holds 256 32bit words: count those, not bytes) */
while (((NV_REG16(NV16_BMP_FIFOFREE)) >> 2) < 2)
while (((nv3_gdi_rectangle_text_ptr->FifoFree) >> 2) < 2)
{
/* snooze a bit so I do not hammer the bus */
snooze (10);
}
/* now setup fill (writing 2 32bit words) */
ACCW(BMP_UCRECTL_0, ((xs << 16) | (ys & 0x0000ffff)));
ACCW(BMP_UCRECSZ_0, (((xe - xs) << 16) | (yl & 0x0000ffff)));
nv3_gdi_rectangle_text_ptr->UnclippedRectangle[0].LeftTop =
((xs << 16) | (ys & 0x0000ffff));
nv3_gdi_rectangle_text_ptr->UnclippedRectangle[0].WidthHeight =
(((xe - xs) << 16) | (yl & 0x0000ffff));
return B_OK;
}
@ -1266,13 +1268,13 @@ status_t nv_acc_setup_rect_invert()
/* reset fill color:
* wait for room in fifo for bitmap cmd if needed.
* (fifo holds 256 32bit words: count those, not bytes) */
while (((NV_REG16(NV16_BMP_FIFOFREE)) >> 2) < 1)
while (((nv3_gdi_rectangle_text_ptr->FifoFree) >> 2) < 1)
{
/* snooze a bit so I do not hammer the bus */
snooze (10);
}
/* now reset color (writing 1 32bit word) */
ACCW(BMP_COLOR1A, 0);
nv3_gdi_rectangle_text_ptr->Color1A = 0x00000000;
return B_OK;
}
@ -1282,14 +1284,16 @@ status_t nv_acc_rectangle_invert(uint32 xs,uint32 xe,uint32 ys,uint32 yl)
/* instruct engine what to invert:
* wait for room in fifo for bitmap cmd if needed.
* (fifo holds 256 32bit words: count those, not bytes) */
while (((NV_REG16(NV16_BMP_FIFOFREE)) >> 2) < 2)
while (((nv3_gdi_rectangle_text_ptr->FifoFree) >> 2) < 2)
{
/* snooze a bit so I do not hammer the bus */
snooze (10);
}
/* now setup invert (writing 2 32bit words) */
ACCW(BMP_UCRECTL_0, ((xs << 16) | (ys & 0x0000ffff)));
ACCW(BMP_UCRECSZ_0, (((xe - xs) << 16) | (yl & 0x0000ffff)));
nv3_gdi_rectangle_text_ptr->UnclippedRectangle[0].LeftTop =
((xs << 16) | (ys & 0x0000ffff));
nv3_gdi_rectangle_text_ptr->UnclippedRectangle[0].WidthHeight =
(((xe - xs) << 16) | (yl & 0x0000ffff));
return B_OK;
}