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r300: Deobfuscate a few registers, fix inaccurate variable names.

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It's not "pipes", it's floating-point vertex processors. Completely different.
This commit is contained in:
Corbin Simpson 2009-01-26 02:18:56 -08:00
parent 29a4f54935
commit 3e3122467f
3 changed files with 25 additions and 20 deletions
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26
src/gallium/drivers/r300/r300_chipset.c
View file

@ -31,7 +31,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
/* Reasonable defaults */
caps->has_tcl = TRUE;
caps->is_r500 = FALSE;
caps->num_vert_pipes = 4;
caps->num_vert_fpus = 4;
/* Note: These are not ordered by PCI ID. I leave that task to GCC,
@ -112,7 +112,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x4A50:
case 0x4A54:
caps->family = CHIP_FAMILY_R420;
caps->num_vert_pipes = 6;
caps->num_vert_fpus = 6;
break;
case 0x5548:
@ -125,7 +125,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x5554:
case 0x5D57:
caps->family = CHIP_FAMILY_R423;
caps->num_vert_pipes = 6;
caps->num_vert_fpus = 6;
break;
case 0x554C:
@ -136,7 +136,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x5D49:
case 0x5D4A:
caps->family = CHIP_FAMILY_R430;
caps->num_vert_pipes = 6;
caps->num_vert_fpus = 6;
break;
case 0x5D4C:
@ -146,7 +146,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x5D50:
case 0x5D52:
caps->family = CHIP_FAMILY_R480;
caps->num_vert_pipes = 6;
caps->num_vert_fpus = 6;
break;
case 0x4B49:
@ -154,7 +154,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x4B4B:
case 0x4B4C:
caps->family = CHIP_FAMILY_R481;
caps->num_vert_pipes = 6;
caps->num_vert_fpus = 6;
break;
case 0x5E4C:
@ -170,7 +170,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x5E4B:
case 0x5E4D:
caps->family = CHIP_FAMILY_RV410;
caps->num_vert_pipes = 6;
caps->num_vert_fpus = 6;
break;
case 0x5954:
@ -226,7 +226,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x710E:
case 0x710F:
caps->family = CHIP_FAMILY_R520;
caps->num_vert_pipes = 8;
caps->num_vert_fpus = 8;
caps->is_r500 = TRUE;
break;
@ -269,7 +269,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x7210:
case 0x7211:
caps->family = CHIP_FAMILY_RV515;
caps->num_vert_pipes = 2;
caps->num_vert_fpus = 2;
caps->is_r500 = TRUE;
break;
@ -290,7 +290,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x71DA:
case 0x71DE:
caps->family = CHIP_FAMILY_RV530;
caps->num_vert_pipes = 5;
caps->num_vert_fpus = 5;
caps->is_r500 = TRUE;
break;
@ -310,13 +310,13 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x724F:
case 0x7284:
caps->family = CHIP_FAMILY_R580;
caps->num_vert_pipes = 8;
caps->num_vert_fpus = 8;
caps->is_r500 = TRUE;
break;
case 0x7280:
caps->family = CHIP_FAMILY_RV570;
caps->num_vert_pipes = 5;
caps->num_vert_fpus = 5;
caps->is_r500 = TRUE;
break;
@ -332,7 +332,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
case 0x7293:
case 0x7297:
caps->family = CHIP_FAMILY_RV560;
caps->num_vert_pipes = 5;
caps->num_vert_fpus = 5;
caps->is_r500 = TRUE;
break;

9
src/gallium/drivers/r300/r300_chipset.h
View file

@ -32,14 +32,15 @@ struct r300_capabilities {
uint32_t pci_id;
/* Chipset family */
int family;
/* The number of vertex pipes */
int num_vert_pipes;
/* The number of vertex floating-point units */
int num_vert_fpus;
/* The number of fragment pipes */
int num_frag_pipes;
/* Whether or not TCL is physically present */
boolean has_tcl;
/* Whether or not this is an RV515 or newer; R500s have many features:
* - Extra bit on texture sizes
/* Whether or not this is an RV515 or newer; R500s have many differences
* that require extra consideration, compared to their R3xx cousins:
* - Extra bit of width and height on texture sizes
* - Blend color is split across two registers
* - Universal Shader (US) block used for fragment shaders */
boolean is_r500;

10
src/gallium/drivers/r300/r300_surface.c
View file

@ -32,6 +32,7 @@ static void r300_surface_fill(struct pipe_context* pipe,
{
struct r300_context* r300 = r300_context(pipe);
CS_LOCALS(r300);
struct r300_capabilities* caps = ((struct r300_screen*)pipe->screen)->caps;
float r, g, b, a;
r = (float)((color >> 16) & 0xff) / 255.0f;
g = (float)((color >> 8) & 0xff) / 255.0f;
@ -51,7 +52,6 @@ OUT_CS_REG(0x1DA4, 0x43002000);
OUT_CS_REG(0x1DA8, 0x3F000000);
OUT_CS_REG(0x1DAC, 0x3F000000);
OUT_CS_REG(0x2284, 0x00000000);
OUT_CS_REG(0x2080, 0x0030046A);
OUT_CS_REG(0x20B0, 0x0000043F);
OUT_CS_REG(0x20B4, 0x00000008);
OUT_CS_REG(0x2134, 0x00FFFFFF);
@ -76,7 +76,8 @@ OUT_CS_REG(0x22D8, 0x00000000);
OUT_CS_REG(0x4008, 0x00000007);
OUT_CS_REG(0x4010, 0x66666666);
OUT_CS_REG(0x4014, 0x06666666);
OUT_CS_REG(0x4018, 0x00000011);
/* XXX why doesn't classic Mesa write the number of pipes, too? */
OUT_CS_REG(R300_GB_TILE_CONFIG, R300_GB_TILE_ENABLE | R300_GB_TILE_SIZE_16);
OUT_CS_REG(0x401C, 0x00000004);
OUT_CS_REG(0x4020, 0x00000000);
OUT_CS_REG(0x4104, 0x00000000);
@ -286,7 +287,10 @@ OUT_CS_REG(0x46C0, 0x1C000000);
OUT_CS_REG(0x49C0, 0x00040889);
OUT_CS_REG(0x47C0, 0x01000000);
OUT_CS_REG(0x2284, 0x00000000);
OUT_CS_REG(0x2080, 0x0030045A);
/* XXX these magic numbers should be explained when
* this becomes a cached state object */
OUT_CS_REG(R300_VAP_CNTL, 0xA | (0x5 << R300_PVS_NUM_CNTLRS_SHIFT) |
(caps->num_vert_fpus << R300_PVS_NUM_FPUS_SHIFT));
OUT_CS_REG(0x22D0, 0x00100000);
OUT_CS_REG(0x22D4, 0x00000000);
OUT_CS_REG(0x22D8, 0x00000001);