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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
MULTI-FORMAT VIDEO CODEC
21-54
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Table 21.6. DEC_SEQ_INIT Parameter Register Summary
DEC_SEQ_INIT
Address
Type
Name
Description
BASE+0x180
R/W
CMD_DEC_SEQ_BIT_BUF_START
Bitstream Buffer Address
BASE+0x184
R/W
CMD_DEC_SEQ_BIT_BUF_SIZE
Bitstream Buffer Size
BASE+0x188 R/W
CMD_DEC_SEQ_OPTION5
Decoding sequence option
BASE+0x18C R/W
CMD_DEC_SEQ_PRO_BUF
Process Buffer Address
BASE+0x190 R/W CMD_DEC_SEQ_TMP_BUF_1
Temporary Buffer1 Address
BASE+0x194 R/W CMD_DEC_SEQ_TMP_BUF_2
Temporary Buffer2 Address
BASE+0x198 R/W CMD_DEC_SEQ_TMP_BUF_3
Temporary Buffer3 Address
BASE+0x19C R/W
CMD_DEC_SEQ_TMP_BUF_4
Temporary Buffer4 Address
BASE+0x1A0 R/W CMD_DEC_SEQ_TMP_BUF_5
Temporary Buffer5 Address6
INPUT
ARGUMENT
BASE+0x1A4 R/W CMD_DEC_SEQ_START_BYTE Start byte of valid stream data
BASE+0x1C0 R RET_DEC_SEQ_SUCCESS
Command executing result
status
BASE+0x1C4 R RET_DEC_SEQ_SRC_SIZE
Decoded source picture size
BASE+0x1C8
R
RET_DEC_SEQ_SRC_F_RATE
Decoded source frame rate
BASE+0x1CC
R
RET_DEC_SEQ_FRAME_NEED
Required minimum decoded
frame buffer
BASE+0x1D0
R
RET_DEC_SEQ_FRAME_DELAY
Maximum display frame buffer
delay
OUTPUT
RETURN
BASE+0x1D4 R RET_DEC_SEQ_INFO
7
Decoded
sequence
information
5
Bits for representing File Play mode, Dynamic Buffer Allocation enable are added to this register
6
From 18C to 1A0, this registers are added to provide a way to use work buffer configurable.
7
A bit for representing Annex-J indication is added to this register.