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r300: Indented r300_ioctl.[ch].

tags/mesa_7_0
Oliver McFadden 18 years ago
parent
8d62afdb6a
commit
e90ad3dbbb
2 changed files with 169 additions and 143 deletions
Split View Show Diff Stats
  1. 163
    138
      src/mesa/drivers/dri/r300/r300_ioctl.c
  2. 6
    5
      src/mesa/drivers/dri/r300/r300_ioctl.h

+ 163
- 138
src/mesa/drivers/dri/r300/r300_ioctl.c View File

@@ -61,14 +61,14 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer)
{
GLcontext* ctx = r300->radeon.glCtx;
GLcontext *ctx = r300->radeon.glCtx;
__DRIdrawablePrivate *dPriv = r300->radeon.dri.drawable;
GLuint cboffset, cbpitch;
drm_r300_cmd_header_t* cmd2;
drm_r300_cmd_header_t *cmd2;
int cmd_reserved = 0;
int cmd_written = 0;
drm_radeon_cmd_header_t *cmd = NULL;
r300ContextPtr rmesa=r300;
r300ContextPtr rmesa = r300;

if (RADEON_DEBUG & DEBUG_IOCTL)
fprintf(stderr, "%s: %s buffer (%i,%i %ix%i)\n",
@@ -87,69 +87,81 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer)

cp_wait(r300, R300_WAIT_3D | R300_WAIT_3D_CLEAN);
end_3d(rmesa);
R300_STATECHANGE(r300, cb);
reg_start(R300_RB3D_COLOROFFSET0, 0);
e32(cboffset);
if (r300->radeon.radeonScreen->cpp == 4)
cbpitch |= R300_COLOR_FORMAT_ARGB8888;
else
cbpitch |= R300_COLOR_FORMAT_RGB565;
if (r300->radeon.sarea->tiling_enabled)
cbpitch |= R300_COLOR_TILE_ENABLE;
reg_start(R300_RB3D_COLORPITCH0, 0);
e32(cbpitch);

R300_STATECHANGE(r300, cmk);
reg_start(R300_RB3D_COLORMASK, 0);
if (flags & CLEARBUFFER_COLOR) {
e32((ctx->Color.ColorMask[BCOMP] ? R300_COLORMASK0_B : 0) |
(ctx->Color.ColorMask[GCOMP] ? R300_COLORMASK0_G : 0) |
(ctx->Color.ColorMask[RCOMP] ? R300_COLORMASK0_R : 0) |
(ctx->Color.ColorMask[ACOMP] ? R300_COLORMASK0_A : 0));
(ctx->Color.ColorMask[GCOMP] ? R300_COLORMASK0_G : 0) |
(ctx->Color.ColorMask[RCOMP] ? R300_COLORMASK0_R : 0) |
(ctx->Color.ColorMask[ACOMP] ? R300_COLORMASK0_A : 0));
} else {
e32(0);
}
R300_STATECHANGE(r300, zs);
reg_start(R300_RB3D_ZSTENCIL_CNTL_0, 2);
{
uint32_t t1, t2;
t1 = 0x0;
t2 = 0x0;
if (flags & CLEARBUFFER_DEPTH) {
t1 |= R300_RB3D_Z_WRITE_ONLY;
t2 |= (R300_ZS_ALWAYS << R300_RB3D_ZS1_DEPTH_FUNC_SHIFT);
} else {
t1 |= R300_RB3D_Z_DISABLED_1; // disable
}
if (flags & CLEARBUFFER_STENCIL) {
t1 |= R300_RB3D_STENCIL_ENABLE;
t2 |=
(R300_ZS_ALWAYS<<R300_RB3D_ZS1_FRONT_FUNC_SHIFT) |
(R300_ZS_REPLACE<<R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT) |
(R300_ZS_REPLACE<<R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT) |
(R300_ZS_REPLACE<<R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT) |
(R300_ZS_ALWAYS<<R300_RB3D_ZS1_BACK_FUNC_SHIFT) |
(R300_ZS_REPLACE<<R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT) |
(R300_ZS_REPLACE<<R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT) |
(R300_ZS_REPLACE<<R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT) ;
}
e32(t1);
e32(t2);
e32(r300->state.stencil.clear);
uint32_t t1, t2;

t1 = 0x0;
t2 = 0x0;

if (flags & CLEARBUFFER_DEPTH) {
t1 |= R300_RB3D_Z_WRITE_ONLY;
t2 |=
(R300_ZS_ALWAYS <<
R300_RB3D_ZS1_DEPTH_FUNC_SHIFT);
} else {
t1 |= R300_RB3D_Z_DISABLED_1; // disable
}

if (flags & CLEARBUFFER_STENCIL) {
t1 |= R300_RB3D_STENCIL_ENABLE;
t2 |=
(R300_ZS_ALWAYS <<
R300_RB3D_ZS1_FRONT_FUNC_SHIFT) |
(R300_ZS_REPLACE <<
R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT) |
(R300_ZS_REPLACE <<
R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT) |
(R300_ZS_REPLACE <<
R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT) |
(R300_ZS_ALWAYS <<
R300_RB3D_ZS1_BACK_FUNC_SHIFT) |
(R300_ZS_REPLACE <<
R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT) |
(R300_ZS_REPLACE <<
R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT) |
(R300_ZS_REPLACE <<
R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT);
}

e32(t1);
e32(t2);
e32(r300->state.stencil.clear);
}
cmd2 = (drm_r300_cmd_header_t*)r300AllocCmdBuf(r300, 9, __FUNCTION__);

cmd2 =
(drm_r300_cmd_header_t *) r300AllocCmdBuf(r300, 9,
__FUNCTION__);
cmd2[0].packet3.cmd_type = R300_CMD_PACKET3;
cmd2[0].packet3.packet = R300_CMD_PACKET3_CLEAR;
cmd2[1].u = r300PackFloat32(dPriv->w / 2.0);
@@ -161,11 +173,10 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer)
cmd2[7].u = r300PackFloat32(ctx->Color.ClearColor[2]);
cmd2[8].u = r300PackFloat32(ctx->Color.ClearColor[3]);

reg_start(R300_RB3D_DSTCACHE_CTLSTAT,0);
reg_start(R300_RB3D_DSTCACHE_CTLSTAT, 0);
e32(R300_RB3D_DSTCACHE_UNKNOWN_0A);

reg_start(R300_RB3D_ZCACHE_CTLSTAT,0);
reg_start(R300_RB3D_ZCACHE_CTLSTAT, 0);
e32(R300_RB3D_ZCACHE_UNKNOWN_03);
cp_wait(rmesa, R300_WAIT_3D | R300_WAIT_3D_CLEAN);
}
@@ -173,7 +184,7 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer)
static void r300EmitClearState(GLcontext * ctx)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
r300ContextPtr rmesa=r300;
r300ContextPtr rmesa = r300;
__DRIdrawablePrivate *dPriv = r300->radeon.dri.drawable;
int i;
int cmd_reserved = 0;
@@ -182,20 +193,20 @@ static void r300EmitClearState(GLcontext * ctx)
int has_tcl = 1;

if (!(r300->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL))
has_tcl = 0;
has_tcl = 0;
R300_STATECHANGE(r300, vir[0]);
reg_start(R300_VAP_INPUT_ROUTE_0_0, 0);
if (!has_tcl)
e32(0x22030003);
e32(0x22030003);
else
e32(0x21030003);
e32(0x21030003);
/* disable fog */
R300_STATECHANGE(r300, fogs);
reg_start(R300_RE_FOG_STATE, 0);
e32(0x0);
R300_STATECHANGE(r300, vir[1]);
reg_start(R300_VAP_INPUT_ROUTE_1_0, 0);
e32(0xF688F688);
@@ -206,26 +217,26 @@ static void r300EmitClearState(GLcontext * ctx)
e32(0x00000405);

if (!has_tcl) {
R300_STATECHANGE(r300, vte);
/* comes from fglrx startup of clear */
reg_start(R300_SE_VTE_CNTL, 1);
e32(0x043f);
e32(0x8);
reg_start(0x21dc, 0);
e32(0xaaaaaaaa);
R300_STATECHANGE(r300, vte);
/* comes from fglrx startup of clear */
reg_start(R300_SE_VTE_CNTL, 1);
e32(0x043f);
e32(0x8);
reg_start(0x21dc, 0);
e32(0xaaaaaaaa);
}

R300_STATECHANGE(r300, vof);
reg_start(R300_VAP_OUTPUT_VTX_FMT_0, 1);
e32(R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT | R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT);
e32(0); /* no textures */
e32(R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT |
R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT);
e32(0); /* no textures */
R300_STATECHANGE(r300, txe);
reg_start(R300_TX_ENABLE, 0);
e32(0);
R300_STATECHANGE(r300, vpt);
reg_start(R300_SE_VPORT_XSCALE, 5);
efloat(1.0);
@@ -234,28 +245,28 @@ static void r300EmitClearState(GLcontext * ctx)
efloat(dPriv->y);
efloat(1.0);
efloat(0.0);
R300_STATECHANGE(r300, at);
reg_start(R300_PP_ALPHA_TEST, 0);
e32(0);
R300_STATECHANGE(r300, bld);
reg_start(R300_RB3D_CBLEND, 1);
e32(0);
e32(0);
R300_STATECHANGE(r300, unk221C);
reg_start(R300_VAP_UNKNOWN_221C, 0);
e32(R300_221C_CLEAR);
R300_STATECHANGE(r300, ps);
reg_start(R300_RE_POINTSIZE, 0);
e32(((dPriv->w * 6) << R300_POINTSIZE_X_SHIFT) |
((dPriv->h * 6) << R300_POINTSIZE_Y_SHIFT));
((dPriv->h * 6) << R300_POINTSIZE_Y_SHIFT));
R300_STATECHANGE(r300, ri);
reg_start(R300_RS_INTERP_0, 8);
for(i = 0; i < 8; ++i){
for (i = 0; i < 8; ++i) {
e32(R300_RS_INTERP_USED);
}

@@ -264,11 +275,11 @@ static void r300EmitClearState(GLcontext * ctx)
reg_start(R300_RS_CNTL_0, 1);
e32((1 << R300_RS_CNTL_CI_CNT_SHIFT) | R300_RS_CNTL_0_UNKNOWN_18);
e32(0);
R300_STATECHANGE(r300, rr);
reg_start(R300_RS_ROUTE_0, 0);
e32(0x00004000);
R300_STATECHANGE(r300, fp);
reg_start(R300_PFS_CNTL_0, 2);
e32(0);
@@ -279,48 +290,49 @@ static void r300EmitClearState(GLcontext * ctx)
e32(0);
e32(0);
e32(R300_PFS_NODE_OUTPUT_COLOR);
R300_STATECHANGE(r300, fpi[0]);
R300_STATECHANGE(r300, fpi[1]);
R300_STATECHANGE(r300, fpi[2]);
R300_STATECHANGE(r300, fpi[3]);
reg_start(R300_PFS_INSTR0_0, 0);
e32(FP_INSTRC(MAD, FP_ARGC(SRC0C_XYZ), FP_ARGC(ONE), FP_ARGC(ZERO)));
e32(FP_INSTRC
(MAD, FP_ARGC(SRC0C_XYZ), FP_ARGC(ONE), FP_ARGC(ZERO)));

reg_start(R300_PFS_INSTR1_0, 0);
e32(FP_SELC(0,NO,XYZ,FP_TMP(0),0,0));
e32(FP_SELC(0, NO, XYZ, FP_TMP(0), 0, 0));
reg_start(R300_PFS_INSTR2_0, 0);
e32(FP_INSTRA(MAD, FP_ARGA(SRC0A), FP_ARGA(ONE), FP_ARGA(ZERO)));
reg_start(R300_PFS_INSTR3_0, 0);
e32(FP_SELA(0,NO,W,FP_TMP(0),0,0));
e32(FP_SELA(0, NO, W, FP_TMP(0), 0, 0));

if (has_tcl) {
R300_STATECHANGE(r300, pvs);
reg_start(R300_VAP_PVS_CNTL_1, 2);
e32((0 << R300_PVS_CNTL_1_PROGRAM_START_SHIFT) |
(0 << R300_PVS_CNTL_1_POS_END_SHIFT) |
(1 << R300_PVS_CNTL_1_PROGRAM_END_SHIFT));
e32(0);
e32(1 << R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT);
R300_STATECHANGE(r300, vpi);
vsf_start_fragment(0x0, 8);
e32(VP_OUT(ADD,OUT,0,XYZW));
e32(VP_IN(IN,0));
e32(VP_ZERO());
e32(0);
e32(VP_OUT(ADD,OUT,1,XYZW));
e32(VP_IN(IN,1));
e32(VP_ZERO());
e32(0);
R300_STATECHANGE(r300, pvs);
reg_start(R300_VAP_PVS_CNTL_1, 2);
e32((0 << R300_PVS_CNTL_1_PROGRAM_START_SHIFT) |
(0 << R300_PVS_CNTL_1_POS_END_SHIFT) |
(1 << R300_PVS_CNTL_1_PROGRAM_END_SHIFT));
e32(0);
e32(1 << R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT);
R300_STATECHANGE(r300, vpi);
vsf_start_fragment(0x0, 8);
e32(VP_OUT(ADD, OUT, 0, XYZW));
e32(VP_IN(IN, 0));
e32(VP_ZERO());
e32(0);
e32(VP_OUT(ADD, OUT, 1, XYZW));
e32(VP_IN(IN, 1));
e32(VP_ZERO());
e32(0);
}
/*reg_start(0x4500,0);
e32(2560-1);*/
e32(2560-1); */
}

/**
@@ -358,8 +370,8 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask)
bits |= CLEARBUFFER_DEPTH;
mask &= ~BUFFER_BIT_DEPTH;
}
if ( (mask & BUFFER_BIT_STENCIL) && r300->state.stencil.hw_stencil) {
if ((mask & BUFFER_BIT_STENCIL) && r300->state.stencil.hw_stencil) {
bits |= CLEARBUFFER_STENCIL;
mask &= ~BUFFER_BIT_STENCIL;
}
@@ -374,8 +386,8 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask)
swapped = r300->radeon.sarea->pfCurrentPage == 1;

/* Make sure it fits there. */
r300EnsureCmdBufSpace(r300, 421*3, __FUNCTION__);
if(flags || bits)
r300EnsureCmdBufSpace(r300, 421 * 3, __FUNCTION__);
if (flags || bits)
r300EmitClearState(ctx);

if (flags & BUFFER_BIT_FRONT_LEFT) {
@@ -384,7 +396,8 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask)
}

if (flags & BUFFER_BIT_BACK_LEFT) {
r300ClearBuffer(r300, bits | CLEARBUFFER_COLOR, swapped ^ 1);
r300ClearBuffer(r300, bits | CLEARBUFFER_COLOR,
swapped ^ 1);
bits = 0;
}

@@ -393,7 +406,6 @@ static void r300Clear(GLcontext * ctx, GLbitfield mask)

}


void r300Flush(GLcontext * ctx)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
@@ -411,8 +423,8 @@ void r300Flush(GLcontext * ctx)
static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa, int size)
{
struct r300_dma_buffer *dmabuf;
size = MAX2(size, RADEON_BUFFER_SIZE*16);
size = MAX2(size, RADEON_BUFFER_SIZE * 16);
if (RADEON_DEBUG & (DEBUG_IOCTL | DEBUG_DMA))
fprintf(stderr, "%s\n", __FUNCTION__);

@@ -421,39 +433,42 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa, int size)
}

if (rmesa->dma.current.buf)
r300ReleaseDmaRegion(rmesa, &rmesa->dma.current, __FUNCTION__);
r300ReleaseDmaRegion(rmesa, &rmesa->dma.current,
__FUNCTION__);

if (rmesa->dma.nr_released_bufs > 4)
r300FlushCmdBuf(rmesa, __FUNCTION__);
dmabuf = CALLOC_STRUCT(r300_dma_buffer);
dmabuf->buf = (void *)1; /* hack */
dmabuf->buf = (void *)1; /* hack */
dmabuf->refcount = 1;

dmabuf->id = radeon_mm_alloc(rmesa, 4, size);
if (dmabuf->id == 0) {
LOCK_HARDWARE(&rmesa->radeon); /* no need to validate */
r300FlushCmdBufLocked(rmesa, __FUNCTION__);
radeonWaitForIdleLocked(&rmesa->radeon);
dmabuf->id = radeon_mm_alloc(rmesa, 4, size);

#ifdef HW_VBOS
if (dmabuf->id == 0) {
/* Just kick all */
r300EvictVBOs(rmesa->radeon.glCtx, /*RADEON_BUFFER_SIZE*16*/1<<30);
r300EvictVBOs(rmesa->radeon.glCtx,
/*RADEON_BUFFER_SIZE*16 */ 1 << 30);
dmabuf->id = radeon_mm_alloc(rmesa, 4, size);
}
#endif
UNLOCK_HARDWARE(&rmesa->radeon);
if (dmabuf->id == 0) {
fprintf(stderr, "Error: Could not get dma buffer... exiting\n");
fprintf(stderr,
"Error: Could not get dma buffer... exiting\n");
exit(-1);
}
}
rmesa->dma.current.buf = dmabuf;
rmesa->dma.current.address = radeon_mm_ptr(rmesa, dmabuf->id);
rmesa->dma.current.end = size;
@@ -462,7 +477,8 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa, int size)
}

void r300ReleaseDmaRegion(r300ContextPtr rmesa,
struct r300_dma_region *region, const char *caller)
struct r300_dma_region *region,
const char *caller)
{
if (RADEON_DEBUG & DEBUG_IOCTL)
fprintf(stderr, "%s from %s\n", __FUNCTION__, caller);
@@ -504,8 +520,7 @@ void r300AllocDmaRegion(r300ContextPtr rmesa,
(rmesa->dma.current.ptr + alignment) & ~alignment;

if (rmesa->dma.current.ptr + bytes > rmesa->dma.current.end)
r300RefillCurrentDmaRegion(rmesa,
(bytes + 0x7) & ~0x7);
r300RefillCurrentDmaRegion(rmesa, (bytes + 0x7) & ~0x7);

region->start = rmesa->dma.current.start;
region->ptr = rmesa->dma.current.start;
@@ -530,7 +545,7 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa)
int size = 0;
drmDMAReq dma;
int ret;
if (RADEON_DEBUG & (DEBUG_IOCTL | DEBUG_DMA))
fprintf(stderr, "%s\n", __FUNCTION__);

@@ -539,7 +554,8 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa)
}

if (rmesa->dma.current.buf)
r300ReleaseDmaRegion(rmesa, &rmesa->dma.current, __FUNCTION__);
r300ReleaseDmaRegion(rmesa, &rmesa->dma.current,
__FUNCTION__);

if (rmesa->dma.nr_released_bufs > 4)
r300FlushCmdBuf(rmesa, __FUNCTION__);
@@ -573,7 +589,8 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa)

if (ret != 0) {
UNLOCK_HARDWARE(&rmesa->radeon);
fprintf(stderr, "Error: Could not get dma buffer... exiting\n");
fprintf(stderr,
"Error: Could not get dma buffer... exiting\n");
exit(-1);
}
}
@@ -595,7 +612,8 @@ static void r300RefillCurrentDmaRegion(r300ContextPtr rmesa)
}

void r300ReleaseDmaRegion(r300ContextPtr rmesa,
struct r300_dma_region *region, const char *caller)
struct r300_dma_region *region,
const char *caller)
{
if (RADEON_DEBUG & DEBUG_IOCTL)
fprintf(stderr, "%s from %s\n", __FUNCTION__, caller);
@@ -610,15 +628,16 @@ void r300ReleaseDmaRegion(r300ContextPtr rmesa,
drm_radeon_cmd_header_t *cmd;

if (RADEON_DEBUG & (DEBUG_IOCTL | DEBUG_DMA))
fprintf(stderr, "%s -- DISCARD BUF %d\n", __FUNCTION__,
region->buf->buf->idx);
fprintf(stderr, "%s -- DISCARD BUF %d\n",
__FUNCTION__, region->buf->buf->idx);
cmd =
(drm_radeon_cmd_header_t *) r300AllocCmdBuf(rmesa,
sizeof(*cmd) / 4,
sizeof
(*cmd) / 4,
__FUNCTION__);
cmd->dma.cmd_type = R300_CMD_DMA_DISCARD;
cmd->dma.buf_idx = region->buf->buf->idx;
FREE(region->buf);
rmesa->dma.nr_released_bufs++;
}
@@ -691,9 +710,11 @@ GLboolean r300IsGartMemory(r300ContextPtr rmesa, const GLvoid * pointer,
GLint size)
{
int offset =
(char *)pointer - (char *)rmesa->radeon.radeonScreen->gartTextures.map;
(char *)pointer -
(char *)rmesa->radeon.radeonScreen->gartTextures.map;
int valid = (size >= 0 && offset >= 0
&& offset + size < rmesa->radeon.radeonScreen->gartTextures.size);
&& offset + size <
rmesa->radeon.radeonScreen->gartTextures.size);

if (RADEON_DEBUG & DEBUG_IOCTL)
fprintf(stderr, "r300IsGartMemory( %p ) : %d\n", pointer,
@@ -702,17 +723,21 @@ GLboolean r300IsGartMemory(r300ContextPtr rmesa, const GLvoid * pointer,
return valid;
}

GLuint r300GartOffsetFromVirtual(r300ContextPtr rmesa, const GLvoid * pointer)
GLuint r300GartOffsetFromVirtual(r300ContextPtr rmesa,
const GLvoid * pointer)
{
int offset =
(char *)pointer - (char *)rmesa->radeon.radeonScreen->gartTextures.map;
(char *)pointer -
(char *)rmesa->radeon.radeonScreen->gartTextures.map;

//fprintf(stderr, "offset=%08x\n", offset);

if (offset < 0 || offset > rmesa->radeon.radeonScreen->gartTextures.size)
if (offset < 0
|| offset > rmesa->radeon.radeonScreen->gartTextures.size)
return ~0;
else
return rmesa->radeon.radeonScreen->gart_texture_offset + offset;
return rmesa->radeon.radeonScreen->gart_texture_offset +
offset;
}

void r300InitIoctlFuncs(struct dd_function_table *functions)

+ 6
- 5
src/mesa/drivers/dri/r300/r300_ioctl.h View File

@@ -42,8 +42,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
extern GLuint r300GetMemoryOffsetMESA(__DRInativeDisplay * dpy, int scrn,
const GLvoid * pointer);

extern GLboolean r300IsGartMemory(r300ContextPtr rmesa, const GLvoid * pointer,
GLint size);
extern GLboolean r300IsGartMemory(r300ContextPtr rmesa,
const GLvoid * pointer, GLint size);

extern GLuint r300GartOffsetFromVirtual(r300ContextPtr rmesa,
const GLvoid * pointer);
@@ -51,10 +51,11 @@ extern GLuint r300GartOffsetFromVirtual(r300ContextPtr rmesa,
extern void r300Flush(GLcontext * ctx);

extern void r300ReleaseDmaRegion(r300ContextPtr rmesa,
struct r300_dma_region *region, const char *caller);
struct r300_dma_region *region,
const char *caller);
extern void r300AllocDmaRegion(r300ContextPtr rmesa,
struct r300_dma_region *region,
int bytes, int alignment);
struct r300_dma_region *region, int bytes,
int alignment);

extern void r300InitIoctlFuncs(struct dd_function_table *functions);


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