diff mbox

[RFC,2/5] arm64: Add PMOVSCLR_EL0 register

Message ID 1430417667-4245-2-git-send-email-christopher.covington@linaro.org
State New
Headers show

Commit Message

Christopher Covington April 30, 2015, 6:14 p.m. UTC 
The Linux kernel accesses this register early in its setup.

Signed-off-by: Christopher Covington <christopher.covington@linaro.org>
---
 target-arm/helper.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/target-arm/helper.c b/target-arm/helper.c
index 6aeb77c..c9463cb 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -904,6 +904,12 @@  static const ARMCPRegInfo v7_cp_reginfo[] = {
       .accessfn = pmreg_access,
       .writefn = pmovsr_write,
       .raw_writefn = raw_write },
+    { .name = "PMOVSCLR_EL0", .state = ARM_CP_STATE_AA64,
+      .opc0 = 3, .opc1 = 3, .crn = 9, .crm = 12, .opc2 = 3,
+      .access = PL0_RW, .fieldoffset = offsetof(CPUARMState, cp15.c9_pmovsr),
+      .accessfn = pmreg_access,
+      .writefn = pmovsr_write,
+      .raw_writefn = raw_write },
     /* Unimplemented so WI. */
     { .name = "PMSWINC", .cp = 15, .crn = 9, .crm = 12, .opc1 = 0, .opc2 = 4,
       .access = PL0_W, .accessfn = pmreg_access, .type = ARM_CP_NOP },