diff options
Diffstat (limited to 'src/target/armv8.c')
| -rw-r--r-- | src/target/armv8.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/src/target/armv8.c b/src/target/armv8.c index e36e2f6..383ac3e 100644 --- a/src/target/armv8.c +++ b/src/target/armv8.c @@ -342,9 +342,13 @@ static int armv8_read_reg(struct armv8_common *armv8, int regnum, uint64_t *regv value_64 = value; break; case ARMV8_ESR_EL3: - retval = dpm->instr_read_data_r0(dpm, - ARMV8_MRS(SYSTEM_ESR_EL3, 0), &value); - value_64 = value; + if (curel < SYSTEM_CUREL_EL3) { + LOG_DEBUG("ESR_EL3 not accessible in EL%u", curel); + retval = ERROR_FAIL; + break; + } + retval = dpm->instr_read_data_r0_64(dpm, + ARMV8_MRS(SYSTEM_ESR_EL3, 0), &value_64); break; case ARMV8_SPSR_EL1: retval = dpm->instr_read_data_r0(dpm, @@ -469,9 +473,13 @@ static int armv8_write_reg(struct armv8_common *armv8, int regnum, uint64_t valu ARMV8_MSR_GP(SYSTEM_ESR_EL2, 0), value); break; case ARMV8_ESR_EL3: - value = value_64; - retval = dpm->instr_write_data_r0(dpm, - ARMV8_MSR_GP(SYSTEM_ESR_EL3, 0), value); + if (curel < SYSTEM_CUREL_EL3) { + LOG_DEBUG("ESR_EL3 not accessible in EL%u", curel); + retval = ERROR_FAIL; + break; + } + retval = dpm->instr_write_data_r0_64(dpm, + ARMV8_MSR_GP(SYSTEM_ESR_EL3, 0), value_64); break; case ARMV8_SPSR_EL1: value = value_64; @@ -575,7 +583,7 @@ static int armv8_read_reg32(struct armv8_common *armv8, int regnum, uint64_t *re ARMV4_5_MRC(15, 4, 0, 5, 2, 0), &value); break; - case ARMV8_ESR_EL3: /* FIXME: no equivalent in aarch32? */ + case ARMV8_ESR_EL3: /* no equivalent in aarch32 */ retval = ERROR_FAIL; break; case ARMV8_SPSR_EL1: /* mapped to SPSR_svc */ @@ -711,7 +719,7 @@ static int armv8_write_reg32(struct armv8_common *armv8, int regnum, uint64_t va ARMV4_5_MCR(15, 4, 0, 5, 2, 0), value); break; - case ARMV8_ESR_EL3: /* FIXME: no equivalent in aarch32? */ + case ARMV8_ESR_EL3: /* no equivalent in aarch32 */ retval = ERROR_FAIL; break; case ARMV8_SPSR_EL1: /* mapped to SPSR_svc */ @@ -1534,7 +1542,7 @@ static const struct { { ARMV8_ELR_EL3, "ELR_EL3", 64, ARMV8_64_EL3H, REG_TYPE_CODE_PTR, "banked", "net.sourceforge.openocd.banked", NULL}, - { ARMV8_ESR_EL3, "ESR_EL3", 32, ARMV8_64_EL3H, REG_TYPE_UINT32, "banked", "net.sourceforge.openocd.banked", + { ARMV8_ESR_EL3, "ESR_EL3", 64, ARMV8_64_EL3H, REG_TYPE_UINT64, "banked", "net.sourceforge.openocd.banked", NULL}, { ARMV8_SPSR_EL3, "SPSR_EL3", 32, ARMV8_64_EL3H, REG_TYPE_UINT32, "banked", "net.sourceforge.openocd.banked", NULL}, |