Re: [Qemu-devel] [PATCH 08/19] target/arm: Add Cortex-M33

[Richard Henderson]

On 02/20/2018 10:03 AM, Peter Maydell wrote:
> Add a Cortex-M33 definition. The M33 is an M profile CPU
> which implements the ARM v8M architecture, including the
> M profile Security Extension.
> 
> Signed-off-by: Peter Maydell 
> ---
>  target/arm/cpu.c | 31 +++
>  1 file changed, 31 insertions(+)

Reviewed-by: Richard Henderson 


r~

[Qemu-devel] [PATCH 08/19] target/arm: Add Cortex-M33

[Peter Maydell]

Add a Cortex-M33 definition. The M33 is an M profile CPU
which implements the ARM v8M architecture, including the
M profile Security Extension.

Signed-off-by: Peter Maydell 
---
 target/arm/cpu.c | 31 +++
 1 file changed, 31 insertions(+)

diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 34b5a4a00b..897003a186 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1205,6 +1205,35 @@ static void cortex_m4_initfn(Object *obj)
 cpu->id_isar5 = 0x;
 }
 
+static void cortex_m33_initfn(Object *obj)
+{
+ARMCPU *cpu = ARM_CPU(obj);
+
+set_feature(>env, ARM_FEATURE_V8);
+set_feature(>env, ARM_FEATURE_M);
+set_feature(>env, ARM_FEATURE_M_SECURITY);
+set_feature(>env, ARM_FEATURE_THUMB_DSP);
+cpu->midr = 0x410fd213; /* r0p3 */
+cpu->pmsav7_dregion = 16;
+cpu->sau_sregion = 8;
+cpu->id_pfr0 = 0x0030;
+cpu->id_pfr1 = 0x0210;
+cpu->id_dfr0 = 0x0020;
+cpu->id_afr0 = 0x;
+cpu->id_mmfr0 = 0x00101F40;
+cpu->id_mmfr1 = 0x;
+cpu->id_mmfr2 = 0x0100;
+cpu->id_mmfr3 = 0x;
+cpu->id_isar0 = 0x01101110;
+cpu->id_isar1 = 0x02212000;
+cpu->id_isar2 = 0x20232232;
+cpu->id_isar3 = 0x0131;
+cpu->id_isar4 = 0x01310132;
+cpu->id_isar5 = 0x;
+cpu->clidr = 0x;
+cpu->ctr = 0x8000c000;
+}
+
 static void arm_v7m_class_init(ObjectClass *oc, void *data)
 {
 CPUClass *cc = CPU_CLASS(oc);
@@ -1696,6 +1725,8 @@ static const ARMCPUInfo arm_cpus[] = {
  .class_init = arm_v7m_class_init },
 { .name = "cortex-m4",   .initfn = cortex_m4_initfn,
  .class_init = arm_v7m_class_init },
+{ .name = "cortex-m33",  .initfn = cortex_m33_initfn,
+ .class_init = arm_v7m_class_init },
 { .name = "cortex-r5",   .initfn = cortex_r5_initfn },
 { .name = "cortex-a7",   .initfn = cortex_a7_initfn },
 { .name = "cortex-a8",   .initfn = cortex_a8_initfn },
-- 
2.16.1