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Move some defines around and add the rendering files. Add some basic things as to what we have to do next (These won't bein the final thing)

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starfrost013
2025-03-13 13:01:29 +00:00
parent 3512b462b3
commit 18277c1bf9
7 changed files with 90 additions and 35 deletions
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doc/nvidia_notes/NV128.xlsx Normal file
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12
src/include/86box/nv/classes/vid_nv3_classes.h
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@@ -68,6 +68,18 @@ typedef enum nv3_pgraph_class_e
nv3_pgraph_class1c_image_in_memory = 0x1c,
} nv3_pgraph_class;
/*
OBJECT METHODS
*/
// Global stuff
#define NV3_ROOT_HI_IM_OBJECT_MCOBJECTYFACE 0x0 // I'm going insane at 00:48 14/02/2025
#define NV3_SET_NOTIFY_CONTEXT_FOR_DMA 0x100 // Set object ctx for dma...see nv3_dma_context_t structure
#define NV3_SET_NOTIFY 0x104
#define NV3_IMAGE_IN_MEMORY_IN_MEMORY_DMA_CTX_TYPE 0x304
#define NV3_W95TXT_COLORA 0x3FC // It's the colour of the text. This is used to submit a dummy object so the notifier can be used to sync in Win2000 DDraw6 drivers.
/* Class context switch method */
typedef struct nv3_class_ctx_switch_method_s
{

10
src/include/86box/nv/vid_nv3.h
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@@ -627,16 +627,6 @@ extern const device_config_t nv3_config[];
#define NV3_PGRAPH_CLASS1C_MEM2IMAGE_START 0x5C0000 // class 55, 56, 62, 63?
#define NV3_PGRAPH_CLASS1C_MEM2IMAGE_END 0x5C1FFF
/*
OBJECT METHODS
*/
// Global stuff
#define NV3_ROOT_HI_IM_OBJECT_MCOBJECTYFACE 0x0 // I'm going insane at 00:48 14/02/2025
#define NV3_SET_NOTIFY_CONTEXT_FOR_DMA 0x100 // Set object ctx for dma...see nv3_dma_context_t structure
#define NV3_SET_NOTIFY 0x104
#define NV3_W95TXT_COLORA 0x3FC // It's the colour of the text. This is used to submit a dummy object so the notifier can be used to sync in Win2000 DDraw6 drivers.
#define NV3_PGRAPH_REGISTER_END 0x401FFF // end of pgraph registers
#define NV3_PGRAPH_REAL_END 0x5C1FFF

2
src/video/CMakeLists.txt
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@@ -124,6 +124,8 @@ add_library(vid OBJECT
nv/nv3/classes/nv3_class_017_d3d5_tri_zeta_buffer.c
nv/nv3/classes/nv3_class_018_point_zeta_buffer.c
nv/nv3/classes/nv3_class_01c_image_in_memory.c
nv/nv3/render/nv3_render_core.c
)

19
src/video/nv/nv3/render/nv3_render.h Normal file
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@@ -0,0 +1,19 @@
/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
* PC systems and compatibles from 1981 through fairly recent
* system designs based on the PCI bus.
*
* This file is part of the 86Box distribution.
*
* NV3 headers for rendering
*
*
*
* Authors: Connor Hyde, <mario64crashed@gmail.com> I need a better email address ;^)
*
* Copyright 2024-2025 Connor Hyde
*/
#pragma once

32
src/video/nv/nv3/render/nv3_render_core.c Normal file
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@@ -0,0 +1,32 @@
/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
* PC systems and compatibles from 1981 through fairly recent
* system designs based on the PCI bus.
*
* This file is part of the 86Box distribution.
*
* NV3 Core rendering code (Software version)
*
*
*
* Authors: Connor Hyde, <mario64crashed@gmail.com> I need a better email address ;^)
*
* Copyright 2024-2025 Connor Hyde
*/
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include <86box/86box.h>
#include <86box/device.h>
#include <86box/mem.h>
#include <86box/pci.h>
#include <86box/rom.h>
#include <86box/video.h>
#include <86box/nv/vid_nv.h>
#include <86box/nv/vid_nv3.h>
#include <86box/nv/classes/vid_nv3_classes.h>

50
src/video/nv/nv3/subsystems/nv3_pgraph.c
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@@ -469,7 +469,7 @@ void nv3_pgraph_vblank_start(svga_t* svga)
}
/* Sends off method execution to the right class */
void nv3_pgraph_arbitrate_method(uint32_t name, uint16_t method, uint8_t channel, uint8_t subchannel, uint8_t class_id, nv3_ramin_context_t context)
void nv3_pgraph_arbitrate_method(uint32_t param, uint16_t method, uint8_t channel, uint8_t subchannel, uint8_t class_id, nv3_ramin_context_t context)
{
/* Obtain the grobj information from the context in ramin */
nv3_grobj_t grobj = {0};
@@ -482,78 +482,78 @@ void nv3_pgraph_arbitrate_method(uint32_t name, uint16_t method, uint8_t channel
grobj.grobj_2 = nv3_ramin_read32(real_ramin_base + 8, nv3);
grobj.grobj_3 = nv3_ramin_read32(real_ramin_base + 12, nv3);
nv_log("**** About to execute method **** obj name=0x%08x, method=0x%04x, channel=%d.%d, class=%s, grobj=0x%08x 0x%08x 0x%08x 0x%08x\n",
name, method, channel, subchannel, nv3_class_names[class_id], grobj.grobj_0, grobj.grobj_1, grobj.grobj_2, grobj.grobj_3);
nv_log("**** About to execute method **** method=0x%04x param=0x%08x, channel=%d.%d, class=%s, grobj=0x%08x 0x%08x 0x%08x 0x%08x\n",
method, param, channel, subchannel, nv3_class_names[class_id], grobj.grobj_0, grobj.grobj_1, grobj.grobj_2, grobj.grobj_3);
// By this point, we already ANDed the class ID to 0x1F.
// Send the grobj, the context, the method and the name off to actually be acted upon.
switch (class_id)
{
case nv3_pgraph_class01_beta_factor:
nv3_class_001_method(name, method, context, grobj);
nv3_class_001_method(param, method, context, grobj);
break;
case nv3_pgraph_class02_rop:
nv3_class_002_method(name, method, context, grobj);
nv3_class_002_method(param, method, context, grobj);
break;
case nv3_pgraph_class03_chroma_key:
nv3_class_003_method(name, method, context, grobj);
nv3_class_003_method(param, method, context, grobj);
break;
case nv3_pgraph_class04_plane_mask:
nv3_class_004_method(name, method, context, grobj);
nv3_class_004_method(param, method, context, grobj);
break;
case nv3_pgraph_class05_clipping_rectangle:
nv3_class_005_method(name, method, context, grobj);
nv3_class_005_method(param, method, context, grobj);
break;
case nv3_pgraph_class06_pattern:
nv3_class_006_method(name, method, context, grobj);
nv3_class_006_method(param, method, context, grobj);
break;
case nv3_pgraph_class07_rectangle:
nv3_class_007_method(name, method, context, grobj);
nv3_class_007_method(param, method, context, grobj);
break;
case nv3_pgraph_class08_point:
nv3_class_008_method(name, method, context, grobj);
nv3_class_008_method(param, method, context, grobj);
break;
case nv3_pgraph_class09_line:
nv3_class_009_method(name, method, context, grobj);
nv3_class_009_method(param, method, context, grobj);
break;
case nv3_pgraph_class0a_lin:
nv3_class_00a_method(name, method, context, grobj);
nv3_class_00a_method(param, method, context, grobj);
break;
case nv3_pgraph_class0b_triangle:
nv3_class_00b_method(name, method, context, grobj);
nv3_class_00b_method(param, method, context, grobj);
break;
case nv3_pgraph_class0c_w95txt:
nv3_class_00c_method(name, method, context, grobj);
nv3_class_00c_method(param, method, context, grobj);
break;
case nv3_pgraph_class0d_m2mf:
nv3_class_00d_method(name, method, context, grobj);
nv3_class_00d_method(param, method, context, grobj);
break;
case nv3_pgraph_class0e_scaled_image_from_memory:
nv3_class_00e_method(name, method, context, grobj);
nv3_class_00e_method(param, method, context, grobj);
break;
case nv3_pgraph_class10_blit:
nv3_class_010_method(name, method, context, grobj);
nv3_class_010_method(param, method, context, grobj);
break;
case nv3_pgraph_class11_image:
nv3_class_011_method(name, method, context, grobj);
nv3_class_011_method(param, method, context, grobj);
break;
case nv3_pgraph_class12_bitmap:
nv3_class_012_method(name, method, context, grobj);
nv3_class_012_method(param, method, context, grobj);
break;
case nv3_pgraph_class14_transfer2memory:
nv3_class_014_method(name, method, context, grobj);
nv3_class_014_method(param, method, context, grobj);
break;
case nv3_pgraph_class15_stretched_image_from_cpu:
nv3_class_015_method(name, method, context, grobj);
nv3_class_015_method(param, method, context, grobj);
break;
case nv3_pgraph_class17_d3d5tri_zeta_buffer:
nv3_class_017_method(name, method, context, grobj);
nv3_class_017_method(param, method, context, grobj);
break;
case nv3_pgraph_class18_point_zeta_buffer:
nv3_class_018_method(name, method, context, grobj);
nv3_class_018_method(param, method, context, grobj);
break;
case nv3_pgraph_class1c_image_in_memory:
nv3_class_01c_method(name, method, context, grobj);
nv3_class_01c_method(param, method, context, grobj);
break;
default:
fatal("NV3 (nv3_pgraph_arbitrate_method): Attempted to execute method on invalid, or unimplemented, class ID %s", nv3_class_names[class_id]);