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| author | Matthias Welwarsky <matthias.welwarsky@sysgo.com> | 2018-03-07 21:14:24 +0100 |
|---|---|---|
| committer | Matthias Welwarsky <matthias@welwarsky.de> | 2018-03-27 09:15:43 +0100 |
| commit | 1756f393e45c2a23dd29ff8bc85d188b547624f9 (patch) | |
| tree | 162b382f0063cc0e9af8081a4a4a7cf772a07f80 /src/target/armv8.c | |
| parent | 0808c6e8a3bd82316988d3d86bd6b212eefff6a2 (diff) | |
| download | riscv-openocd-1756f393e45c2a23dd29ff8bc85d188b547624f9.zip riscv-openocd-1756f393e45c2a23dd29ff8bc85d188b547624f9.tar.gz riscv-openocd-1756f393e45c2a23dd29ff8bc85d188b547624f9.tar.bz2 | |
aarch64: add cpsr bitfields to target description
provide meta information for the cpsr so gdb can display the status
flags and not only a hexadecimal number
Change-Id: I9d3fb29153780adbea389d7e4175d5e19bddc256
Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com>
Reviewed-on: http://openocd.zylin.com/4460
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
Diffstat (limited to 'src/target/armv8.c')
| -rw-r--r-- | src/target/armv8.c | 49 |
1 files changed, 45 insertions, 4 deletions
diff --git a/src/target/armv8.c b/src/target/armv8.c index e8c700a..b88f37d 100644 --- a/src/target/armv8.c +++ b/src/target/armv8.c @@ -1186,7 +1186,49 @@ static struct reg_data_type_union aarch64v_union[] = { }; static struct reg_data_type aarch64v[] = { - {REG_TYPE_ARCH_DEFINED, "aarch64v", REG_TYPE_CLASS_UNION, {.reg_type_union = aarch64v_union} }, + {REG_TYPE_ARCH_DEFINED, "aarch64v", REG_TYPE_CLASS_UNION, + {.reg_type_union = aarch64v_union} }, +}; + +static struct reg_data_type_bitfield aarch64_cpsr_bits[] = { + { 0, 0 , REG_TYPE_UINT8 }, + { 2, 3, REG_TYPE_UINT8 }, + { 4, 4 , REG_TYPE_UINT8 }, + { 6, 6 , REG_TYPE_BOOL }, + { 7, 7 , REG_TYPE_BOOL }, + { 8, 8 , REG_TYPE_BOOL }, + { 9, 9 , REG_TYPE_BOOL }, + { 20, 20, REG_TYPE_BOOL }, + { 21, 21, REG_TYPE_BOOL }, + { 28, 28, REG_TYPE_BOOL }, + { 29, 29, REG_TYPE_BOOL }, + { 30, 30, REG_TYPE_BOOL }, + { 31, 31, REG_TYPE_BOOL }, +}; + +static struct reg_data_type_flags_field aarch64_cpsr_fields[] = { + { "SP", aarch64_cpsr_bits + 0, aarch64_cpsr_fields + 1 }, + { "EL", aarch64_cpsr_bits + 1, aarch64_cpsr_fields + 2 }, + { "nRW", aarch64_cpsr_bits + 2, aarch64_cpsr_fields + 3 }, + { "F" , aarch64_cpsr_bits + 3, aarch64_cpsr_fields + 4 }, + { "I" , aarch64_cpsr_bits + 4, aarch64_cpsr_fields + 5 }, + { "A" , aarch64_cpsr_bits + 5, aarch64_cpsr_fields + 6 }, + { "D" , aarch64_cpsr_bits + 6, aarch64_cpsr_fields + 7 }, + { "IL" , aarch64_cpsr_bits + 7, aarch64_cpsr_fields + 8 }, + { "SS" , aarch64_cpsr_bits + 8, aarch64_cpsr_fields + 9 }, + { "V" , aarch64_cpsr_bits + 9, aarch64_cpsr_fields + 10 }, + { "C" , aarch64_cpsr_bits + 10, aarch64_cpsr_fields + 11 }, + { "Z" , aarch64_cpsr_bits + 11, aarch64_cpsr_fields + 12 }, + { "N" , aarch64_cpsr_bits + 12, NULL } +}; + +static struct reg_data_type_flags aarch64_cpsr_flags[] = { + { 4, aarch64_cpsr_fields } +}; + +static struct reg_data_type aarch64_flags_cpsr[] = { + {REG_TYPE_ARCH_DEFINED, "cpsr_flags", REG_TYPE_CLASS_FLAGS, + {.reg_type_flags = aarch64_cpsr_flags} }, }; static const struct { @@ -1233,9 +1275,8 @@ static const struct { { ARMV8_SP, "sp", 64, ARM_MODE_ANY, REG_TYPE_DATA_PTR, "general", "org.gnu.gdb.aarch64.core", NULL}, { ARMV8_PC, "pc", 64, ARM_MODE_ANY, REG_TYPE_CODE_PTR, "general", "org.gnu.gdb.aarch64.core", NULL}, - - { ARMV8_xPSR, "CPSR", 32, ARM_MODE_ANY, REG_TYPE_UINT32, "general", "org.gnu.gdb.aarch64.core", NULL}, - + { ARMV8_xPSR, "cpsr", 32, ARM_MODE_ANY, REG_TYPE_ARCH_DEFINED, + "general", "org.gnu.gdb.aarch64.core", aarch64_flags_cpsr}, { ARMV8_V0, "v0", 128, ARM_MODE_ANY, REG_TYPE_ARCH_DEFINED, "simdfp", "org.gnu.gdb.aarch64.fpu", aarch64v}, { ARMV8_V1, "v1", 128, ARM_MODE_ANY, REG_TYPE_ARCH_DEFINED, "simdfp", "org.gnu.gdb.aarch64.fpu", aarch64v}, { ARMV8_V2, "v2", 128, ARM_MODE_ANY, REG_TYPE_ARCH_DEFINED, "simdfp", "org.gnu.gdb.aarch64.fpu", aarch64v}, |