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Now you can also select the refresh rate you like under R5. Looks like there is

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room for improvements left in our screen preferences application, which ignores
the pixel clock values completely.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16876 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2006-03-25 17:47:10 +00:00
parent a796facf49
commit 7a3806ce87
2 changed files with 4 additions and 4 deletions
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6
src/add-ons/accelerants/intel_extreme/mode.cpp
View File

@ -356,9 +356,9 @@ intel_get_pixel_clock_limits(display_mode *mode, uint32 *_low, uint32 *_high)
// lower limit of about 48Hz vertical refresh
uint32 totalClocks = (uint32)mode->timing.h_total * (uint32)mode->timing.v_total;
uint32 low = (totalClocks * 48L) / 1000L;
if (low < gInfo->shared_info->pll_info.max_frequency)
low = gInfo->shared_info->pll_info.max_frequency;
else if (low > gInfo->shared_info->pll_info.max_frequency)
if (low < gInfo->shared_info->pll_info.min_frequency)
low = gInfo->shared_info->pll_info.min_frequency;
else if (low > gInfo->shared_info->pll_info.max_frequency)
return B_ERROR;
*_low = low;

2
src/add-ons/kernel/drivers/graphics/intel_extreme/intel_extreme.cpp
View File

@ -175,7 +175,7 @@ if (file >= 0) {
info.shared_info->graphics_memory_size = memorySize;
info.shared_info->dpms_mode = B_DPMS_ON;
info.shared_info->pll_info.reference_frequency = 48000; // 48 kHz
info.shared_info->pll_info.min_frequency = 100000; // 100 MHz (not tested)
info.shared_info->pll_info.min_frequency = 25000; // 25 MHz (not tested)
info.shared_info->pll_info.max_frequency = 350000; // 350 MHz RAM DAC speed
info.shared_info->pll_info.divisor_register = INTEL_DISPLAY_PLL_DIVISOR_0;