5.8.6.20.2 Descriptor Memory Mapping

Three descriptor views are available :

  • Descriptor view 0: used when the pixel or data stream is packed
  • Descriptor view 1: used for YCbCr semi-planar pixel stream
  • Descriptor view 2: used for YCbCr planar pixel stream
Table 5-170. ISC_DCTRL.DVIEW = 0
AddressRegister
<current descriptor address>+0x00ISC_DCTRL
<current descriptor address>+0x04ISC_DNDA
<current descriptor address>+0x08ISC_DAD0
<current descriptor address>+0x0CISC_DST0
Table 5-171. ISC_DCTRL.DVIEW = 1
AddressRegister
<current descriptor address>+0x00ISC_DCTRL
<current descriptor address>+0x04ISC_DNDA
<current descriptor address>+0x08ISC_DAD0
<current descriptor address>+0x0CISC_DST0
<current descriptor address>+0x10ISC_DAD1
<current descriptor address>+0x14ISC_DST1
Table 5-172. ISC_DCTRL.DVIEW = 2
AddressRegister
<current descriptor address>+0x00ISC_DCTRL
<current descriptor address>+0x04ISC_DNDA
<current descriptor address>+0x08ISC_DAD0
<current descriptor address>+0x0CISC_DST0
<current descriptor address>+0x10ISC_DAD1
<current descriptor address>+0x14ISC_DST1
<current descriptor address>+0x18ISC_DAD2
<current descriptor address>+0x1CISC_DST2