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target/arm: Add Cortex-M33

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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 <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180220180325.29818-9-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2018-03-02 10:45:37 +00:00
parent 60d75d81b5
commit c7b26382fe
1 changed files with 31 additions and 0 deletions
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31
target/arm/cpu.c
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@ -1206,6 +1206,35 @@ static void cortex_m4_initfn(Object *obj)
cpu->id_isar5 = 0x00000000;
}
static void cortex_m33_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_M);
set_feature(&cpu->env, ARM_FEATURE_M_SECURITY);
set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP);
cpu->midr = 0x410fd213; /* r0p3 */
cpu->pmsav7_dregion = 16;
cpu->sau_sregion = 8;
cpu->id_pfr0 = 0x00000030;
cpu->id_pfr1 = 0x00000210;
cpu->id_dfr0 = 0x00200000;
cpu->id_afr0 = 0x00000000;
cpu->id_mmfr0 = 0x00101F40;
cpu->id_mmfr1 = 0x00000000;
cpu->id_mmfr2 = 0x01000000;
cpu->id_mmfr3 = 0x00000000;
cpu->id_isar0 = 0x01101110;
cpu->id_isar1 = 0x02212000;
cpu->id_isar2 = 0x20232232;
cpu->id_isar3 = 0x01111131;
cpu->id_isar4 = 0x01310132;
cpu->id_isar5 = 0x00000000;
cpu->clidr = 0x00000000;
cpu->ctr = 0x8000c000;
}
static void arm_v7m_class_init(ObjectClass *oc, void *data)
{
CPUClass *cc = CPU_CLASS(oc);
@ -1697,6 +1726,8 @@ 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 },