-
- +-u32 wide-------------+
- | +
- +-u64 wide------------------------------------+
- + +
- +----------------------+
- | CurrentBufferPtr + Pointer to current PCI buffer >-+
- +----------------------+ |
- | Unused + |
- +----------------------+ |
- | Pitch + = 188 (bytes) |
- +----------------------+ |
- | PCI buffer size + = pitch * number of lines (312) |
- +----------------------+ |
- |0| Buf0 Write Offset + |
- +----------------------+ v
- |1| Buf1 Write Offset + |
- +----------------------+ |
- |2| Buf2 Write Offset + |
- +----------------------+ |
- |3| Buf3 Write Offset + |
- +----------------------+ |
- ... More write offsets |
- +---------------------------------------------+ |
- +0| set of ptrs to PCI pagetables + |
- +---------------------------------------------+ |
- +1| set of ptrs to PCI pagetables + <--------+
- +---------------------------------------------+
- +2| set of ptrs to PCI pagetables +
- +---------------------------------------------+
- +3| set of ptrs to PCI pagetables + >--+
- +---------------------------------------------+ |
- ... More buffer pointers | +----------------+
- +->| pt[0] TS data |
- | +----------------+
- |
- | +----------------+
- +->| pt[1] TS data |
- | +----------------+
- | etc
+ *
+ * +-u32 wide-------------+
+ * | +
+ * +-u64 wide------------------------------------+
+ * + +
+ * +----------------------+
+ * | CurrentBufferPtr + Pointer to current PCI buffer >-+
+ * +----------------------+ |
+ * | Unused + |
+ * +----------------------+ |
+ * | Pitch + = 188 (bytes) |
+ * +----------------------+ |
+ * | PCI buffer size + = pitch * number of lines (312) |
+ * +----------------------+ |
+ * |0| Buf0 Write Offset + |
+ * +----------------------+ v
+ * |1| Buf1 Write Offset + |
+ * +----------------------+ |
+ * |2| Buf2 Write Offset + |
+ * +----------------------+ |
+ * |3| Buf3 Write Offset + |
+ * +----------------------+ |
+ * ... More write offsets |
+ * +---------------------------------------------+ |
+ * +0| set of ptrs to PCI pagetables + |
+ * +---------------------------------------------+ |
+ * +1| set of ptrs to PCI pagetables + <--------+
+ * +---------------------------------------------+
+ * +2| set of ptrs to PCI pagetables +
+ * +---------------------------------------------+
+ * +3| set of ptrs to PCI pagetables + >--+
+ * +---------------------------------------------+ |
+ * ... More buffer pointers | +----------------+
+ * +->| pt[0] TS data |
+ * | +----------------+
+ * |
+ * | +----------------+
+ * +->| pt[1] TS data |
+ * | +----------------+
+ * | etc