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[v10,11/26] target-arm: add SDER definition

Message ID 1415289073-14681-12-git-send-email-greg.bellows@linaro.org
State Superseded
Headers show

Commit Message

Greg Bellows Nov. 6, 2014, 3:50 p.m. UTC 
Added CP register defintions for SDER and SDER32_EL3 as well as cp15.sder for
register storage.

Signed-off-by: Sergey Fedorov <s.fedorov@samsung.com>
Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

---

v8 -> v9
- Fixed declaration order of the SDER register components

v7 -> v8
- Added SDER32_EL3 register definition
- Changed sder name from c1_sder to sder
- Changed sder from uint32_t to uint64_t.
---
 target-arm/cpu.h    | 1 +
 target-arm/helper.c | 8 ++++++++
 2 files changed, 9 insertions(+)
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Patch

diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 97f952c..7a860e6 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -181,6 +181,7 @@  typedef struct CPUARMState {
         uint64_t c1_sys; /* System control register.  */
         uint64_t c1_coproc; /* Coprocessor access register.  */
         uint32_t c1_xscaleauxcr; /* XScale auxiliary control register.  */
+        uint64_t sder; /* Secure debug enable register. */
         uint32_t nsacr; /* Non-secure access control register. */
         uint64_t ttbr0_el1; /* MMU translation table base 0. */
         uint64_t ttbr1_el1; /* MMU translation table base 1. */
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 016cf39..cb15ad4 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2344,6 +2344,14 @@  static const ARMCPRegInfo el3_cp_reginfo[] = {
       .cp = 15, .opc1 = 0, .crn = 1, .crm = 1, .opc2 = 0,
       .access = PL3_RW, .fieldoffset = offsetoflow32(CPUARMState, cp15.scr_el3),
       .resetfn = arm_cp_reset_ignore, .writefn = scr_write },
+    { .name = "SDER32_EL3", .state = ARM_CP_STATE_AA64,
+      .opc0 = 3, .opc1 = 6, .crn = 1, .crm = 1, .opc2 = 1,
+      .access = PL3_RW, .resetvalue = 0,
+      .fieldoffset = offsetof(CPUARMState, cp15.sder) },
+    { .name = "SDER",
+      .cp = 15, .opc1 = 0, .crn = 1, .crm = 1, .opc2 = 1,
+      .access = PL3_RW, .resetvalue = 0,
+      .fieldoffset = offsetoflow32(CPUARMState, cp15.sder) },
       /* TODO: Implement NSACR trapping of secure EL1 accesses to EL3 */
     { .name = "NSACR", .cp = 15, .opc1 = 0, .crn = 1, .crm = 1, .opc2 = 2,
       .access = PL3_W | PL1_R, .resetvalue = 0,