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Correctly set the timers, but setting it all breaks?

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starfrost013
2024-12-20 20:14:38 +00:00
parent 60f2828aeb
commit 2f2fb2724d
5 changed files with 76 additions and 42 deletions
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4
src/include/86box/nv/vid_nv.h
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@@ -98,7 +98,9 @@ typedef struct nv_base_s
uint32_t bar1_lfb_base; // PCI Base Address Register 1 - Linear Framebuffer (NV_BASE)
nv_bus_generation bus_generation; // current bus (see nv_bus_generation documentation)
uint32_t gpu_revision; // GPU Stepping
double pixel_clock_period; // Period in seconds for pixel clock
pc_timer_t pixel_clock_timer; // Pixel Clock Timer
double memory_clock_period; // Period in seconds for pixel clock
pc_timer_t memory_clock_timer; // Memory Clock Timer
} nv_base_t;
@@ -496,6 +498,8 @@ void nv3_pbus_rma_write(uint16_t addr, uint8_t val);
void nv3_pramdac_init();
void nv3_pramdac_set_vram_clock();
void nv3_pramdac_set_pixel_clock();
void nv3_pramdac_pixel_clock_poll(void* priv);
void nv3_pramdac_memory_clock_poll(void* priv);
// NV3 PTIMER
void nv3_ptimer_init();

3
src/include/86box/nv/vid_nv3.h
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@@ -29,6 +29,9 @@ extern const device_config_t nv3_config[];
#define NV3_LFB_RAMIN_START 0xC00000 // RAMIN mapping start
#define NV3_LFB_MAPPING_SIZE 0x400000 // Size of RAMIN
#define NV3_86BOX_TIMER_SYSTEM_FIX_QUOTIENT 100 // The amount by which we have to ration out the memory clock because it's not fast enough...
// Multiply by this value to get the real clock speed.
// various vbioses for testing
// Coming soon: MIROmagic Premium BIOS (when I get mine dumped)
//todo: move to hash system