diff options
| author | Ralf Kirchner <ralf.kirchner@embedded-brains.de> | 2014-05-28 14:47:03 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-05-28 14:59:01 +0200 |
| commit | 32c896092579feeee787209deb269f9c66c0081f (patch) | |
| tree | 995daefc947f3286097971b5a64dbfa5d31c8d0c | |
| parent | bsp/altera-vyclone-v: Broadcast cache maintenances (diff) | |
| download | rtems-32c896092579feeee787209deb269f9c66c0081f.tar.bz2 | |
bsp/altera-cyclone-v: Enable L2 cache for network driver
| -rw-r--r-- | c/src/lib/libbsp/arm/altera-cyclone-v/network/network.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/c/src/lib/libbsp/arm/altera-cyclone-v/network/network.c b/c/src/lib/libbsp/arm/altera-cyclone-v/network/network.c index d2f669a658..43c95cd723 100644 --- a/c/src/lib/libbsp/arm/altera-cyclone-v/network/network.c +++ b/c/src/lib/libbsp/arm/altera-cyclone-v/network/network.c @@ -40,6 +40,7 @@ #include <bsp/alt_generalpurpose_io.h> #include <bsp/nocache-heap.h> #include "socal/alt_rstmgr.h" +#include "socal/alt_sysmgr.h" #include "socal/hps.h" #include "socal/socal.h" #include <libchip/dwmac.h> @@ -1080,9 +1081,21 @@ static int network_if_mem_free_nocache( */ static int network_if_bus_setup( void *arg ) { + volatile uint32_t reg = alt_read_word( ALT_SYSMGR_EMAC_L3MST_ADDR ); + (void) arg; - /* Nothing to be done */ + reg &= ALT_SYSMGR_EMAC_L3MST_AWCACHE_1_CLR_MSK; + reg &= ALT_SYSMGR_EMAC_L3MST_ARCACHE_1_CLR_MSK; + reg |= ALT_SYSMGR_EMAC_L3MST_AWCACHE_1_SET( + ALT_SYSMGR_EMAC_L3MST_AWCACHE_1_E_CACHE_WRBACK_ALLOC + ); + reg |= ALT_SYSMGR_EMAC_L3MST_ARCACHE_1_SET( + ALT_SYSMGR_EMAC_L3MST_ARCACHE_1_E_CACHE_WRBACK_ALLOC + ); + + alt_write_word( ALT_SYSMGR_EMAC_L3MST_ADDR, reg ); + return 0; } |