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Write down NV2A engine table for later

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StrikerX3 2019-12-07 23:02:33 -03:00
parent cb385a0871
commit c49ed8dffa
1 changed files with 24 additions and 0 deletions
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modules/core/src/common/strikebox/hw/pci/nv2a.cpp
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@ -4,6 +4,30 @@
namespace strikebox {
// TODO: implement engines
// Refer to envytools: https://envytools.readthedocs.io/en/latest/index.html
//
// Engine Offset Length Description
// ----------------------------------------------------------------------------
// PMC 0x000000 0x1000 Master control
// PBUS 0x001000 0x1000 Bus control
// PFIFO 0x002000 0x2000 MMIO and DMA FIFO submission to PGRAPH (there's no VPE in NV2A)
// PRMA 0x007000 0x1000 Real mode BAR access
// PVIDEO 0x008000 0x1000 Video overlay
// PTIMER 0x009000 0x1000 Time measurement and time-based alarms
// PCOUNTER 0x00A000 0x1000 Performance monitoring counters
// PMVIO 0x0C0000 0x1000 VGA sequencer and graph controller registers
// PFB 0x100000 0x1000 Memory interface
// PSTRAPS 0x101000 0x1000 Straps readout
// PROM 0x300000 0x20000 ROM access window
// PGRAPH 0x400000 0x2000 2D/3D graphics engine
// PCRTC 0x600000 0x1000 CRTC controls
// PRMCIO 0x601000 0x1000 VGA CRTC and attribute controller registers
// PRAMDAC 0x680000 0x1000 RAMDAC, video overlay, cursor, and PLL control
// PRMDIO 0x681000 0x1000 VGA DAC registers
// PRAMIN 0x700000 0x100000 RAMIN access
// USER 0x800000 0x200000 PFIFO MMIO/DMA submission area
//
NV2ADevice::NV2ADevice(uint8_t *pSystemRAM, uint32_t systemRAMSize, IRQHandler& irqHandler)
: PCIDevice(PCI_HEADER_TYPE_NORMAL, PCI_VENDOR_ID_NVIDIA, 0x02A0, 0xA1,