SPRS841E March 2012 – October 2019 TMS320C6652 , TMS320C6654
PRODUCTION DATA.
Extra device configuration is provided in the PCI bits in the DEVSTAT register. PCI boot is shown in Figure 6-33 and described in Table 6-68 and Table 6-69.
9 | 8 | 7 | 6 | 5 | 4 | 3 |
Ref Clock | BAR Config | Reserved |
Bit | Field | Description |
---|---|---|
9 | Ref Clock | PCIe reference clock configuration
|
8-5 | BAR Config | PCIe BAR registers configuration
This value can range from 0 to 0xf. See Table 6-69. |
4-3 | Reserved | Reserved |
BAR CFG | BAR0 | 32-BIT ADDRESS TRANSLATION | 64-BIT ADDRESS TRANSLATION | |||||
---|---|---|---|---|---|---|---|---|
BAR1 | BAR2 | BAR3 | BAR4 | BAR5 | BAR2/3 | BAR4/5 | ||
0b0000 | PCIe MMRs | 32 | 32 | 32 | 32 | Clone of BAR4 | ||
0b0001 | 16 | 16 | 32 | 64 | ||||
0b0010 | 16 | 32 | 32 | 64 | ||||
0b0011 | 32 | 32 | 32 | 64 | ||||
0b0100 | 16 | 16 | 64 | 64 | ||||
0b0101 | 16 | 32 | 64 | 64 | ||||
0b0110 | 32 | 32 | 64 | 64 | ||||
0b0111 | 32 | 32 | 64 | 128 | ||||
0b1000 | 64 | 64 | 128 | 256 | ||||
0b1001 | 4 | 128 | 128 | 128 | ||||
0b1010 | 4 | 128 | 128 | 256 | ||||
0b1011 | 4 | 128 | 256 | 256 | ||||
0b1100 | 256 | 256 | ||||||
0b1101 | 512 | 512 | ||||||
0b1110 | 1024 | 1024 | ||||||
0b1111 | 2048 | 2048 |