TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 411
TX4939XBG-400
Manufacturer Part Number
TX4939XBG-400
Description
Manufacturer
Toshiba
Datasheet
1.TX4939XBG-400.pdf
(740 pages)
Specifications of TX4939XBG-400
Cpu Core
TX49/H4 90nm
Clock Mhz/max Mips
400/520
Inst./data Cache
32KB (4 Way)/32KB (4 Way)
Tlb
x
1cycle Mac
x
Volts (v)
1.25/2.5/3.3
Peripherals
DDR, NAND, ATA, ETHERNET, SECURITY, FPU, MMU, SPI, I2S, I2C, PCI, VIDEO, UART, TIMER, RTC
Companion Chip
TC86C001FG
Package
PGBA456
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PCIC
16.4.24. PCI Bus Arbiter Status Register (PBASTATUS)
This register is only valid when using the on-chip PCI Bus Arbiter.
16.4.25. PCI Bus Arbiter Interrupt Mask Register (PBAMASK)
This register is only valid when using the on-chip PCI Bus Arbiter.
Rev. 3.1 November 1, 2005
Bit
31:1
Default
Default
Default
Default
NAME
NAME
NAME
NAME
Bit
31:1
0
TYPE
TYPE
0
TYPE
TYPE
Mnemonic
BM
Mnemonic
BMIE
31
15
31
15
30
14
30
14
Field Name
Rsvd
Broken Master
Detected
Field Name
Rsvd
Broken Master
Detected Interrupt
Enable
29
13
29
13
Figure 16-36 PCI Bus Arbiter Interrupt Mask Register
Table 16-37 PCI Bus Arbiter Interrupt Mask Register
28
12
28
12
Figure 16-35 PCI Bus Arbiter Status Register
Table 16-36 PCI Bus Arbiter Status Register
27
11
27
11
Description
Broken Master Detected (Default: 0)
This bit indicates that a Broken Master was detected. This bit is set to “1” if
even one of the bits in the PCI Bus Arbiter Broken Master Register (PBABM)
is “1”.
1: Indicates that a Broken Master was detected.
0: Indicates that no Broken Master has been detected.
Description
Broken Master Detected Interrupt Enable (Default: 0)
Generates an interrupt when a Broken Master is detected.
1: Generates an interrupt.
0: Does not generate an interrupt.
26
10
26
10
25
25
9
9
16-47
RESERVED
RESERVED
RESERVED
RESERVED
24
24
8
8
23
23
7
7
22
22
6
6
21
21
5
5
20
20
Toshiba RISC Processor
4
4
19
19
3
3
18
18
2
2
17
17
1
1
R/W
⎯
R/W1C
R/W
⎯
R/W
TX4939
R/W1C
BMIE
R/W
BM
16
16
0
0
0
0
16
16
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