本节描述了 IRQ 块寄存器。
地址(十六进制) | 寄存器名称 |
---|---|
0x00 | IRQ Block Identifier (0x00) |
0x04 | IRQ Block User Interrupt Enable Mask (0x04) |
0x08 | IRQ Block User Interrupt Enable Mask (0x08) |
0x0C | IRQ Block User Interrupt Enable Mask (0x0C) |
0x10 | IRQ Block Channel Interrupt Enable Mask (0x10) |
0x14 | IRQ Block Channel Interrupt Enable Mask (0x14) |
0x18 | IRQ Block Channel Interrupt Enable Mask (0x18) |
0x40 | IRQ Block User Interrupt Request (0x40) |
0x44 | IRQ Block Channel Interrupt Request (0x44) |
0x48 | IRQ Block User Interrupt Pending (0x48) |
0x4C | IRQ Block Channel Interrupt Pending (0x4C) |
0x80 | IRQ Block User Vector Number (0x80) |
0x84 | IRQ Block User Vector Number (0x84) |
0x88 | IRQ Block User Vector Number (0x88) |
0x8C | IRQ Block User Vector Number (0x8C) |
0xA0 | IRQ Block Channel Vector Number (0xA0) |
0xA4 | IRQ Block Channel Vector Number (0xA4) |
AXI Bridge 与 AXI DMA 共享中断处理寄存器。在 AXI Bridge 模式下选中MSI-X Capabilities(MSI-X 功能)时,来自 BAR0 的 64 KB 地址空间将保留以供 MSI-X 表格使用。默认情况下,寄存器空间在 BAR0 内分配。您可通过使用 CONFIG.bar_indicator {BAR0} Tcl 命令来选择其它 BAR 中的寄存器空间(从 BAR1 到 BAR5)。仅当选中MSI-X Capabilities选项时,该选项才可用。对于其它中断选项,则不分配任何空间。