diff options
| -rw-r--r-- | bsps/sparc/shared/l2c/l2c.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/bsps/sparc/shared/l2c/l2c.c b/bsps/sparc/shared/l2c/l2c.c index 7b17f8b318..89b0f40444 100644 --- a/bsps/sparc/shared/l2c/l2c.c +++ b/bsps/sparc/shared/l2c/l2c.c @@ -241,6 +241,8 @@ /* * L2CACHE ACCESS CONTROL register fields */ +#define L2C_ACCCTRL_DSC (0x1 << L2C_ACCCTRL_DSC_BIT) +#define L2C_ACCCTRL_SH (0x1 << L2C_ACCCTRL_SH_BIT) #define L2C_ACCCTRL_SPLITQ (0x1 << L2C_ACCCTRL_SPLITQ_BIT) #define L2C_ACCCTRL_NHM (0x1 << L2C_ACCCTRL_NHM_BIT) #define L2C_ACCCTRL_BERR (0x1 << L2C_ACCCTRL_BERR_BIT) @@ -251,6 +253,8 @@ #define L2C_ACCCTRL_DBPWS (0x1 << L2C_ACCCTRL_DBPWS_BIT) #define L2C_ACCCTRL_SPLIT (0x1 << L2C_ACCCTRL_SPLIT_BIT) +#define L2C_ACCCTRL_DSC_BIT 14 +#define L2C_ACCCTRL_SH_BIT 13 #define L2C_ACCCTRL_SPLITQ_BIT 10 #define L2C_ACCCTRL_NHM_BIT 9 #define L2C_ACCCTRL_BERR_BIT 8 @@ -672,6 +676,10 @@ STATIC INLINE int l2cache_reg_scrub_enable(int delay) { struct l2cache_priv *priv = l2cachepriv; + unsigned int accc = REG_READ(&priv->regs->access_control); + REG_WRITE(&priv->regs->access_control, + accc | L2C_ACCCTRL_DSC | L2C_ACCCTRL_SH); + unsigned int ctrl = REG_READ(&priv->regs->scrub_control_status); REG_WRITE(&priv->regs->scrub_delay, (delay << L2C_SCRUB_DEL_BIT) & L2C_SCRUB_DEL); |