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move framebuffer setting code into its own function; reorder mode setting operations to match Xorg driver; make mode functions CRT1/2 register aware

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@41496 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Alexander von Gluck IV
2011-05-14 14:34:12 +00:00
parent b113e735bb
commit cf546fa0c3
1 changed files with 95 additions and 57 deletions
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src/add-ons/accelerants/radeon_hd/mode.cpp
+95 -57
View File
@@ -131,11 +131,96 @@ get_color_space_format(const display_mode &mode, uint32 &colorMode,
}
// Blacks the screen out, useful for mode setting
static void
CardModeSet(display_mode *mode)
CardBlankSet(int crtNumber, bool blank)
{
// For now we assume D1
uint32 regOffset = D1_REG_OFFSET;
int blackColorReg;
int blankControlReg;
if (crtNumber == 2) {
blackColorReg = D2CRTC_BLACK_COLOR;
blankControlReg = D2CRTC_BLANK_CONTROL;
} else {
blackColorReg = D1CRTC_BLACK_COLOR;
blankControlReg = D1CRTC_BLANK_CONTROL;
}
write32(blackColorReg, 0);
if (blank == true)
write32AtMask(blankControlReg, 0x00000100, 0x00000100);
else
write32AtMask(blankControlReg, 0, 0x00000100);
}
static void
CardFBSet(int crtNumber, display_mode *mode)
{
uint16_t regOffset = (crtNumber == 2) ? D2_REG_OFFSET : D1_REG_OFFSET;
uint32 colorMode;
uint32 bytesPerRow;
uint32 bitsPerPixel;
get_color_space_format(*mode, colorMode, bytesPerRow, bitsPerPixel);
write32AtMask(regOffset + D1GRPH_ENABLE, 1, 0x00000001);
write32(regOffset + D1GRPH_CONTROL, 0);
// disable R/B swap, disable tiling, disable 16bit alpha, etc.
switch (mode->space) {
case B_CMAP8:
write32AtMask(regOffset + D1GRPH_CONTROL, 0, 0x00000703);
break;
case B_RGB15_LITTLE:
write32AtMask(regOffset + D1GRPH_CONTROL, 0x000001, 0x00000703);
break;
case B_RGB16_LITTLE:
write32AtMask(regOffset + D1GRPH_CONTROL, 0x000101, 0x00000703);
break;
case B_RGB24_LITTLE:
case B_RGB32_LITTLE:
default:
write32AtMask(regOffset + D1GRPH_CONTROL, 0x000002, 0x00000703);
break;
}
write32(regOffset + D1GRPH_SWAP_CNTL, 0);
// only for chipsets > r600
// R5xx - RS690 case is GRPH_CONTROL bit 16
uint32 fbIntAddress = read32(R6XX_CONFIG_FB_BASE);
uint32 fbOffset = gInfo->shared_info->frame_buffer_offset;
write32(regOffset + D1GRPH_PRIMARY_SURFACE_ADDRESS,
fbOffset + fbIntAddress);
write32(regOffset + D1GRPH_PITCH, bytesPerRow / 4);
write32(regOffset + D1GRPH_SURFACE_OFFSET_X, 0);
write32(regOffset + D1GRPH_SURFACE_OFFSET_Y, 0);
write32(regOffset + D1GRPH_X_START, 0);
write32(regOffset + D1GRPH_Y_START, 0);
write32(regOffset + D1GRPH_X_END, mode->virtual_width);
write32(regOffset + D1GRPH_Y_END, mode->virtual_height);
/* D1Mode registers */
write32(regOffset + D1MODE_DESKTOP_HEIGHT, mode->virtual_height);
// update shared info
gInfo->shared_info->bytes_per_row = bytesPerRow;
gInfo->shared_info->current_mode = *mode;
gInfo->shared_info->bits_per_pixel = bitsPerPixel;
}
static void
CardModeSet(int crtNumber, display_mode *mode)
{
uint16_t regOffset = (crtNumber == 2) ? D2_REG_OFFSET : D1_REG_OFFSET;
CardBlankSet(crtNumber, true);
display_timing& displayTiming = mode->timing;
@@ -192,13 +277,14 @@ CardModeSet(display_mode *mode)
*/
write32AtMask(regOffset + D1CRTC_COUNT_CONTROL, 0x0, 0x1);
CardBlankSet(crtNumber, false);
}
static void
CardModeScale(display_mode *mode)
CardModeScale(int crtNumber, display_mode *mode)
{
uint32 regOffset = D1_REG_OFFSET;
uint16_t regOffset = (crtNumber == 2) ? D2_REG_OFFSET : D1_REG_OFFSET;
/* D1Mode registers */
write32(regOffset + D1MODE_VIEWPORT_SIZE,
@@ -219,59 +305,11 @@ CardModeScale(display_mode *mode)
status_t
radeon_set_display_mode(display_mode *mode)
{
CardModeSet(mode);
CardModeScale(mode);
int crtNumber = 1;
uint32 colorMode, bytesPerRow, bitsPerPixel;
get_color_space_format(*mode, colorMode, bytesPerRow, bitsPerPixel);
uint32 regOffset = D1_REG_OFFSET;
write32AtMask(regOffset + D1GRPH_ENABLE, 1, 0x00000001);
/* disable R/B swap, disable tiling, disable 16bit alpha, etc. */
write32(regOffset + D1GRPH_CONTROL, 0);
switch (mode->space) {
case B_CMAP8:
write32AtMask(regOffset + D1GRPH_CONTROL, 0, 0x00000703);
break;
case B_RGB15_LITTLE:
write32AtMask(regOffset + D1GRPH_CONTROL, 0x000001, 0x00000703);
break;
case B_RGB16_LITTLE:
write32AtMask(regOffset + D1GRPH_CONTROL, 0x000101, 0x00000703);
break;
case B_RGB24_LITTLE:
case B_RGB32_LITTLE:
default:
write32AtMask(regOffset + D1GRPH_CONTROL, 0x000002, 0x00000703);
break;
}
/* Make sure that we are not swapping colours around on r600+*/
write32(regOffset + D1GRPH_SWAP_CNTL, 0);
uint32 fbIntAddress = read32(R6XX_CONFIG_FB_BASE);
uint32 offset = gInfo->shared_info->frame_buffer_offset;
write32(regOffset + D1GRPH_PRIMARY_SURFACE_ADDRESS,
fbIntAddress + offset);
write32(regOffset + D1GRPH_PITCH, bytesPerRow / 4);
write32(regOffset + D1GRPH_SURFACE_OFFSET_X, 0);
write32(regOffset + D1GRPH_SURFACE_OFFSET_Y, 0);
write32(regOffset + D1GRPH_X_START, 0);
write32(regOffset + D1GRPH_Y_START, 0);
write32(regOffset + D1GRPH_X_END, mode->virtual_width);
write32(regOffset + D1GRPH_Y_END, mode->virtual_height);
/* D1Mode registers */
write32(regOffset + D1MODE_DESKTOP_HEIGHT, mode->virtual_height);
// update shared info
gInfo->shared_info->bytes_per_row = bytesPerRow;
gInfo->shared_info->current_mode = *mode;
gInfo->shared_info->bits_per_pixel = bitsPerPixel;
CardFBSet(crtNumber, mode);
CardModeSet(crtNumber, mode);
CardModeScale(crtNumber, mode);
return B_OK;
}