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radeon_cs: extract some offsets from packet data

main
Dave Airlie 2008-07-28 18:18:28 +10:00
parent 87520347b4
commit 42e373e903
1 changed files with 36 additions and 2 deletions
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38
shared-core/radeon_cs.c
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@ -88,6 +88,31 @@ out:
return r;
}
static __inline__ int radeon_cs_check_offset(struct drm_device *dev,
uint32_t reg, uint32_t val)
{
uint32_t offset;
switch(reg) {
case RADEON_DST_PITCH_OFFSET:
case RADEON_SRC_PITCH_OFFSET:
offset = val & ((1 << 22) - 1);
offset <<= 10;
break;
case R300_RB3D_COLOROFFSET0:
case R300_RB3D_DEPTHOFFSET:
offset = val;
break;
case R300_TX_OFFSET_0:
case R300_TX_OFFSET_0+4:
offset = val & 0xffffffe0;
break;
}
DRM_ERROR("Offset check %x %x\n", reg, offset);
return 0;
}
int radeon_cs_packet0(struct drm_device *dev, uint32_t *packets,
uint32_t offset_dw)
{
@ -113,9 +138,11 @@ int radeon_cs_packet0(struct drm_device *dev, uint32_t *packets,
break;
case 1:
flags = r300_get_reg_flags(reg);
if (flags == MARK_CHECK_OFFSET)
if (flags == MARK_CHECK_OFFSET) {
radeon_cs_check_offset(dev, reg, packets[offset_dw+count_dw]);
DRM_DEBUG("need to relocate %x %d\n", reg, flags);
else if (flags == MARK_CHECK_SCISSOR) {
} else if (flags == MARK_CHECK_SCISSOR) {
DRM_DEBUG("need to validate scissor %x %d\n", reg, flags);
} else {
DRM_DEBUG("illegal register %x %d\n", reg, flags);
@ -159,6 +186,13 @@ int radeon_cs_parse(struct drm_device *dev, void *ib,
switch(reg) {
case RADEON_CNTL_HOSTDATA_BLT:
{
uint32_t offset;
offset = packets[count_dw+2] & ((1 << 22) - 1);
offset <<= 10;
DRM_ERROR("Offset check for Packet 3 %x %x\n", reg, offset);
break;
}
case RADEON_CNTL_BITBLT_MULTI:
case RADEON_3D_LOAD_VBPNTR: /* load vertex array pointers */
case RADEON_CP_INDX_BUFFER: