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author | Gregory Nutt <gnutt@nuttx.org> | 2014-07-27 10:03:33 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2014-07-27 10:03:33 -0600 |
commit | 149c502323f818b0a359422f0541d4ba5b77b999 (patch) | |
tree | 91226b199d5caf23f7a9b29c71fa03a7b49f8711 /nuttx/arch/arm/src/common | |
parent | e15988ed7f9d8212d36ee85e0cf643c1d64aaf4f (diff) | |
download | nuttx-149c502323f818b0a359422f0541d4ba5b77b999.tar.gz nuttx-149c502323f818b0a359422f0541d4ba5b77b999.tar.bz2 nuttx-149c502323f818b0a359422f0541d4ba5b77b999.zip |
ARM: Move L2 cache initialization to much later in the sequence
Diffstat (limited to 'nuttx/arch/arm/src/common')
-rw-r--r-- | nuttx/arch/arm/src/common/up_initialize.c | 4 | ||||
-rw-r--r-- | nuttx/arch/arm/src/common/up_internal.h | 14 |
2 files changed, 15 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/common/up_initialize.c b/nuttx/arch/arm/src/common/up_initialize.c index f54ead0de..8b6b4bd37 100644 --- a/nuttx/arch/arm/src/common/up_initialize.c +++ b/nuttx/arch/arm/src/common/up_initialize.c @@ -246,5 +246,9 @@ void up_initialize(void) /* Initialize USB -- device and/or host */ up_usbinitialize(); + + /* Initialize the L2 cache if present and selected */ + + up_l2ccinitialize(); board_led_on(LED_IRQSENABLED); } diff --git a/nuttx/arch/arm/src/common/up_internal.h b/nuttx/arch/arm/src/common/up_internal.h index 1c172db50..4cd464347 100644 --- a/nuttx/arch/arm/src/common/up_internal.h +++ b/nuttx/arch/arm/src/common/up_internal.h @@ -449,6 +449,14 @@ void lowconsole_init(void); void weak_function up_dmainitialize(void); #endif +/* Cache control ************************************************************/ + +#ifdef CONFIG_ARCH_L2CACHE +void up_l2ccinitialize(void); +#else +# define up_l2ccinitialize() +#endif + /* Memory management ********************************************************/ #if CONFIG_MM_REGIONS > 1 @@ -475,10 +483,10 @@ void board_led_off(int led); /* Networking ***************************************************************/ -/* Defined in board/up_network.c for board-specific ethernet implementations, - * or chip/xyx_ethernet.c for chip-specific ethernet implementations, or +/* Defined in board/up_network.c for board-specific Ethernet implementations, + * or chip/xyx_ethernet.c for chip-specific Ethernet implementations, or * common/up_etherstub.c for a cornercase where the network is enabled yet - * there is no ethernet driver to be initialized. + * there is no Ethernet driver to be initialized. */ #ifdef CONFIG_NET |