summaryrefslogtreecommitdiffstats
path: root/arch/arm/cpu/armv7/keystone/msmc.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/cpu/armv7/keystone/msmc.c')
-rw-r--r--arch/arm/cpu/armv7/keystone/msmc.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/keystone/msmc.c b/arch/arm/cpu/armv7/keystone/msmc.c
index 7d8e5978df..7899141d54 100644
--- a/arch/arm/cpu/armv7/keystone/msmc.c
+++ b/arch/arm/cpu/armv7/keystone/msmc.c
@@ -66,3 +66,29 @@ void msmc_share_all_segments(int priv_id)
msmc->ses[priv_id][j].mpaxh &= 0xffffff7ful;
}
}
+
+void msmc_map_ses_segment(int priv_id, int ses_pair,
+ u32 src_pfn, u32 dst_pfn, enum mpax_seg_size size)
+{
+ struct msms_regs *msmc = (struct msms_regs *)KS2_MSMC_CTRL_BASE;
+
+ msmc->ses[priv_id][ses_pair].mpaxh = src_pfn << 12 |
+ (size & 0x1f) | 0x80;
+ msmc->ses[priv_id][ses_pair].mpaxl = dst_pfn << 8 | 0x3f;
+}
+
+void msmc_get_ses_mpax(int priv_id, int ses_pair, u32 *mpax)
+{
+ struct msms_regs *msmc = (struct msms_regs *)KS2_MSMC_CTRL_BASE;
+
+ *mpax++ = msmc->ses[priv_id][ses_pair].mpaxl;
+ *mpax = msmc->ses[priv_id][ses_pair].mpaxh;
+}
+
+void msmc_set_ses_mpax(int priv_id, int ses_pair, u32 *mpax)
+{
+ struct msms_regs *msmc = (struct msms_regs *)KS2_MSMC_CTRL_BASE;
+
+ msmc->ses[priv_id][ses_pair].mpaxl = *mpax++;
+ msmc->ses[priv_id][ses_pair].mpaxh = *mpax;
+}
OpenPOWER on IntegriCloud