@@ -299,7 +299,15 @@ typedef struct CPUARMState {
};
};
uint64_t far_el3;
- uint64_t par_el1; /* Translation result. */
+ struct { /* Translation result. */
+ union {
+ uint64_t par_ns;
+ uint64_t par_s;
+ };
+ union {
+ uint64_t par_el1;
+ };
+ };
This is broken. This should be a union of structs rather than a struct of unions. Should instead be.
union {
struct {
uint64_t par_ns;
uint64_t par_s;
};
struct {
uint64_t par_el1;
};
};
Right, that should have been the other way round, like you said.
uint32_t c9_insn; /* Cache lockdown registers. */
uint32_t c9_data;
uint32_t c9_pmcr; /* performance monitor control register */
@@ -1281,7 +1281,7 @@ static void ats_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value)
* fault.
*/
}
- env->cp15.par_el1 = par64;
+ A32_BANKED_CURRENT_REG_SET(env, par, par64);
} else {
/* ret is a DFSR/IFSR value for the short descriptor
* translation table format (with WnR always clear).
@@ -1291,14 +1291,16 @@ static void ats_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value)
/* We do not set any attribute bits in the PAR */
if (page_size == (1 << 24)
&& arm_feature(env, ARM_FEATURE_V7)) {
- env->cp15.par_el1 = (phys_addr & 0xff000000) | 1 << 1;
+ A32_BANKED_CURRENT_REG_SET(env, par,
+ (phys_addr & 0xff000000) | 1 << 1);
} else {
- env->cp15.par_el1 = phys_addr & 0xfffff000;
+ A32_BANKED_CURRENT_REG_SET(env, par, phys_addr & 0xfffff000);
}
} else {
- env->cp15.par_el1 = ((ret & (1 << 10)) >> 5) |
- ((ret & (1 << 12)) >> 6) |
- ((ret & 0xf) << 1) | 1;
+ A32_BANKED_CURRENT_REG_SET(env, par,
+ ((ret & (1 << 10)) >> 5) |
+ ((ret & (1 << 12)) >> 6) |
+ ((ret & 0xf) << 1) | 1);
}
}
}
@@ -1306,9 +1308,9 @@ static void ats_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value)
static const ARMCPRegInfo vapa_cp_reginfo[] = {
{ .name = "PAR", .cp = 15, .crn = 7, .crm = 4, .opc1 = 0, .opc2 = 0,
- .access = PL1_RW, .resetvalue = 0,
- .fieldoffset = offsetoflow32(CPUARMState, cp15.par_el1),
- .writefn = par_write },
+ .access = PL1_RW, .resetvalue = 0, .writefn = par_write,
+ .bank_fieldoffsets = { offsetoflow32(CPUARMState, cp15.par_s),
+ offsetoflow32(CPUARMState, cp15.par_ns) } },
#ifndef CONFIG_USER_ONLY
{ .name = "ATS", .cp = 15, .crn = 7, .crm = 8, .opc1 = 0, .opc2 = CP_ANY,
.access = PL1_W, .accessfn = ats_access,
@@ -1755,8 +1757,9 @@ static const ARMCPRegInfo lpae_cp_reginfo[] = {
{ .name = "DBGDSAR", .cp = 14, .crm = 2, .opc1 = 0,
.access = PL0_R, .type = ARM_CP_CONST|ARM_CP_64BIT, .resetvalue = 0 },
{ .name = "PAR", .cp = 15, .crm = 7, .opc1 = 0,
- .access = PL1_RW, .type = ARM_CP_64BIT,
- .fieldoffset = offsetof(CPUARMState, cp15.par_el1), .resetvalue = 0 },
+ .access = PL1_RW, .type = ARM_CP_64BIT, .resetvalue = 0,
+ .bank_fieldoffsets = { offsetof(CPUARMState, cp15.par_s),
+ offsetof(CPUARMState, cp15.par_ns)} },
{ .name = "TTBR0", .cp = 15, .crm = 2, .opc1 = 0,
.access = PL1_RW, .type = ARM_CP_64BIT | ARM_CP_NO_MIGRATE,
.bank_fieldoffsets = { offsetof(CPUARMState, cp15.ttbr0_s),
On 14 Jun 2014, at 00:49, Greg Bellows <greg.bellows@linaro.org<mailto:greg.bellows@linaro.org>> wrote: On 10 June 2014 18:55, Fabian Aggeler <aggelerf@ethz.ch<mailto:aggelerf@ethz.ch>> wrote: When EL3 is running in Aarch32 (or ARMv7 with Security Extensions) PAR has a secure and a non-secure instance. Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch<mailto:aggelerf@ethz.ch>> --- target-arm/cpu.h | 10 +++++++++- target-arm/helper.c | 25 ++++++++++++++----------- 2 files changed, 23 insertions(+), 12 deletions(-) -- 1.8.3.2