8.5.5. Noncacheable LDRD or LDM2
Table 8.16 shows
the values of ARADDRRW, ARBURSTRW, ARSIZERW,
and ARLENRW for Noncacheable
LDRDs or LDM2s addressing words 0 to 6.
A Noncacheable LDRD or LDM2 addressing word 7 is split into
two LDRs, as shown in Table 8.17.
Table 8.16. Noncacheable LDRD or LDM2
| Address[4:0] | ARADDRRW | ARBURSTRW | ARSIZERW | ARLENRW |
|---|
0x00, word 0 | 0x00 | Incr | 64-bit | 1 data transfer |
0x04, word 1 | 0x04 | Incr | 32-bit | 2 data transfers |
0x08, word 2 | 0x08 | Incr | 64-bit | 1 data transfer |
0x0C, word 3 | 0x0C | Incr | 32-bit | 2 data transfers |
0x10, word 4 | 0x10 | Incr | 64-bit | 1 data transfer |
0x14, word 5 | 0x14 | Incr | 32-bit | 2 data transfers |
0x18, word 6 | 0x18 | Incr | 64-bit | 1 data transfer |
Table 8.17. Noncacheable LDRD or LDM2 from word 7
| Address[4:0] | Operations |
|---|
0x1C, word 7 | LDR from 0x1C + LDR from 0x00 |
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