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SAMA5D4: Add a configuration option to force EMAC driver debug

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This commit is contained in:
Gregory Nutt 2014-07-01 18:00:39 -06:00
parent d730b4d983
commit 52dbbe76b2
2 changed files with 22 additions and 4 deletions
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11
arch/arm/src/sama5/Kconfig
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@ -1758,6 +1758,17 @@ config SAMA5_EMACB_NBC
---help---
Select to disable receipt of broadcast packets.
config SAMA5_EMACB_DEBUG
bool "Force EMAC0/1 DEBUG"
default n
depends on DEBUG && !DEBUG_NET
---help---
This option will force debug output from EMAC driver even without
network debug output enabled. This is not normally something
that would want to do but is convenient if you are debugging the
driver and do not want to get overloaded with other
network-related debug output.
config SAMA5_EMACB_REGDEBUG
bool "Register-Level Debug"
default n

15
arch/arm/src/sama5/sam_emacb.c
View File

@ -58,6 +58,13 @@
#include <nuttx/config.h>
#if defined(CONFIG_DEBUG) && defined(CONFIG_SAMA5_EMACB_DEBUG)
/* Force debug output (from this file only) */
# undef CONFIG_DEBUG_NET
# define CONFIG_DEBUG_NET 1
#endif
#include <stdint.h>
#include <stdbool.h>
#include <time.h>
@ -1608,7 +1615,7 @@ static void sam_txdone(struct sam_emac_s *priv)
/* At least one TX descriptor is available. Re-enable RX interrupts.
* RX interrupts may previously have been disabled when we ran out of
* TX desciptors (see commits in sam_transmit()).
* TX descriptors (see commits in sam_transmit()).
*/
sam_putreg(priv, SAM_EMAC_IER_OFFSET, EMAC_INT_RCOMP);
@ -1626,7 +1633,7 @@ static void sam_txdone(struct sam_emac_s *priv)
* Common hardware interrupt handler
*
* Parameters:
* priv - Reference to the EMAC private state strucure
* priv - Reference to the EMAC private state structure
*
* Returned Value:
* OK on success
@ -1727,7 +1734,7 @@ static int sam_emac_interrupt(struct sam_emac_s *priv)
/* Check for the receipt of an RX packet.
*
* RXCOMP indicates that a packet has been received and stored in memory.
* The RXCOMP bit is cleared whent he interrupt status register was read.
* The RXCOMP bit is cleared when the interrupt status register was read.
* RSR:REC indicates that one or more frames have been received and placed
* in memory. This indication is cleared by writing a one to this bit.
*/
@ -1779,7 +1786,7 @@ static int sam_emac_interrupt(struct sam_emac_s *priv)
}
#ifdef CONFIG_DEBUG_NET
/* Check for PAUSE Frame recieved (PFRE).
/* Check for PAUSE Frame received (PFRE).
*
* ISR:PFRE indicates that a pause frame has been received with non-zero
* pause quantum. Cleared on a read.