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modified init_fpga() to honour JTAG configuration. Does not work

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currently and needs support from the TOS side (program not finished yet)
This commit is contained in:
Markus Fröschle
2014-06-22 16:00:49 +00:00
parent ae44abc952
commit 7fd0c0c663
5 changed files with 220 additions and 174 deletions
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34
dma/dma.c
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@@ -39,7 +39,7 @@
#error "unknown machine!"
#endif /* MACHINE_FIREBEE */
#define DBG_DMA
// #define DBG_DMA
#ifdef DBG_DMA
#define dbg(format, arg...) do { xprintf("DEBUG: " format, ##arg); } while (0)
#else
@@ -58,13 +58,13 @@ struct dma_channel
static char used_reqs[32] =
{
DMA_ALWAYS, DMA_DSPI_RXFIFO, DMA_DSPI_TXFIFO, DMA_DREQ0,
DMA_PSC0_RX, DMA_PSC0_TX, DMA_USB_EP0, DMA_USB_EP1,
DMA_USB_EP2, DMA_USB_EP3, DMA_PCI_TX, DMA_PCI_RX,
DMA_PSC1_RX, DMA_PSC1_TX, DMA_I2C_RX, DMA_I2C_TX,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0
DMA_PSC0_RX, DMA_PSC0_TX, DMA_USB_EP0, DMA_USB_EP1,
DMA_USB_EP2, DMA_USB_EP3, DMA_PCI_TX, DMA_PCI_RX,
DMA_PSC1_RX, DMA_PSC1_TX, DMA_I2C_RX, DMA_I2C_TX,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0
};
static struct dma_channel dma_channel[NCHANNELS] =
@@ -225,7 +225,7 @@ int dma_set_initiator(int initiator)
else /* No empty slots */
{
dbg("%s: no free slot\r\n", __FUNCTION__);
return 1;
}
break;
@@ -530,7 +530,7 @@ int dma_get_channel(int requestor)
}
/*
* Remove the channel being initiated by the given requestor from
* Remove the channel being initiated by the given requestor from
* the active list
*
* Parameters:
@@ -551,8 +551,8 @@ void dma_free_channel(int requestor)
}
}
/*
* This is the catch-all interrupt handler for the mult-channel DMA
/*
* This is the catch-all interrupt handler for the mult-channel DMA
*/
int dma_interrupt_handler(void *arg1, void *arg2)
{
@@ -560,8 +560,8 @@ int dma_interrupt_handler(void *arg1, void *arg2)
(void) set_ipl(7);
/*
* Determine which interrupt(s) triggered by AND'ing the
/*
* Determine which interrupt(s) triggered by AND'ing the
* pending interrupts with those that aren't masked.
*/
interrupts = MCF_DMA_DIPR & ~MCF_DMA_DIMR;
@@ -598,9 +598,9 @@ void *dma_memcpy(void *dst, void *src, size_t n)
int ret;
#ifdef DBG_DMA
int32_t time;
int32_t start;
int32_t end;
int32_t time;
int32_t start;
int32_t end;
start = MCF_SLT0_SCNT;
#endif /* DBG_DMA */