diff options
Diffstat (limited to 'nuttx/configs/ea3131')
| -rwxr-xr-x | nuttx/configs/ea3131/README.txt | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/nuttx/configs/ea3131/README.txt b/nuttx/configs/ea3131/README.txt index f81270aae..28b8e8868 100755 --- a/nuttx/configs/ea3131/README.txt +++ b/nuttx/configs/ea3131/README.txt @@ -361,10 +361,17 @@ On-Demand Paging ... The locked region is initially unmapped. But the data region and page table - regions must be mapped in a similar manner. + regions must be mapped in a similar manner. Those - data offset = ((0x00094000 >> 10) << 2) = 0x00000940 - L1 offset = ((0x0009c000 >> 10) << 2) = 0x000009c0 + Data: + Virtual address = 0x11094000 Offset = 0x00064000 + Physical address = 0x1104c000 + L2 offset = ((0x00094000 >> 10) << 2) = 0x00000940 + + Page table: + Virtual address = 0x1109c000 Offset = 0x0009c000 + Physical address = 0x11054000 + L2 offset = ((0x0009c000 >> 10) << 2) = 0x000009c0 Build Sequence: --------------- |