Samsung S5PC110, Manual

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S5PC110_UM 5 COMPACT FLASH CONTROLLER
5-24
5.11.2.13 Size of Source Buffer (ATA_SBUF_SIZE, R/W, Address = 0xE820_0048)
ATA_SBUF_SIZE Bit Description R/W Initial State
src_buffer_size [31:5] Size of source buffer (32byte unit)
This should be set to “size_of_data_in_bytes – 1”. For
example, to transfer 1-sector (512-byte, 32’h200), you
should set 32’h1FF ( = 32’h200 – 1).
R/W 0x0000000
Reserved [4:0] Reserved R 0x00
5.11.2.14 Current Address of Track Buffer (ATA_CADDR_TBUF, R, Address = 0xE820_004C)
ATA_CADDR_TBUF Bit Description R/W Initial State
track_buf_cur_adr [31:2] Current address of track buffer R 0x00000000
Reserved [1:0] Reserve R 0x0
5.11.2.15 Current Address of Source Buffer (ATA_CADDR_SBUF, R, Address = 0xE820_0050)
ATA_CADDR_SBUF Bit Description R/W Initial State
source_buf_cur_adr [31:2] Current address of source buffer R 0x00000000
Reserved [1:0] Reserved R 0x0
5.11.2.16 ATA PIO Data Register (ATA_PIO_DTR, R/W, Address = 0xE820_0054)
ATA_PIO_DTR Bit Description R/W Initial State
Reserved [31:16] Reserved R 0x0
pio_dev_dtr [15:0] 16-bit PIO data register R/W 0x0000
5.11.2.17 ATA PIO Device Feature/Error Register (ATA_PIO_FED, R/W, Address = 0xE820_0058)
ATA_PIO_FED Bit Description R/W Initial State
Reserved [31:8] Reserved R 0x0
pio_dev_fed [7:0] 8-bit PIO device feature/ error (command block) register R/W 0x00
5.11.2.18 ATA PIO Device Sector Count Register (ATA_PIO_SCR, R/W, Address = 0xE820_005C)
ATA_PIO_SCR Bit Description R/W Initial State
Reserved [31:8] Reserved R 0x0
pio_dev_scr [7:0] 8-bit PIO device sector count (command block) register R/W 0x00