diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc/shared/include/grspw_pkt.h')
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/include/grspw_pkt.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/include/grspw_pkt.h b/c/src/lib/libbsp/sparc/shared/include/grspw_pkt.h index 71f45d5283..d14d434217 100644 --- a/c/src/lib/libbsp/sparc/shared/include/grspw_pkt.h +++ b/c/src/lib/libbsp/sparc/shared/include/grspw_pkt.h @@ -270,7 +270,20 @@ struct grspw_core_stats { * Used to enable RX DMA interrupt * when rx_irq_en_cnt=0. */ -#define DMAFLAG2_MASK (DMAFLAG2_TXIE | DMAFLAG2_RXIE) +/* Defines how the ISR will disable RX/TX DMA interrupt source when a DMA RX/TX + * interrupt has happended. DMA Error Interrupt always disables both RX/TX DMA + * interrupt. By default both RX/TX IRQs are disabled when either a RX, TX or + * both RX/TX DMA interrupt has been requested. The work-task, custom + * application handler or custom ISR handler is responsible to re-enable + * DMA interrupts. + */ +#define DMAFLAG2_IRQD_SRC 0x01000000 /* Disable triggering RX/TX source */ +#define DMAFLAG2_IRQD_NONE 0x00c00000 /* Never disable RX/TX IRQ in ISR */ +#define DMAFLAG2_IRQD_BOTH 0x00000000 /* Always disable both RX/TX sources */ +#define DMAFLAG2_IRQD_MASK 0x01c00000 /* Mask of options */ +#define DMAFLAG2_IRQD_BIT 22 + +#define DMAFLAG2_MASK (DMAFLAG2_TXIE | DMAFLAG2_RXIE | DMAFLAG2_IRQD_MASK) struct grspw_dma_config { int flags; /* DMA config flags, see DMAFLAG1&2_* options */ |