diff options
author | Paul Brook <paul@codesourcery.com> | 2009-11-19 16:45:20 +0000 |
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committer | Paul Brook <paul@codesourcery.com> | 2009-11-19 16:45:20 +0000 |
commit | 100555620f4c825c3d2d37ed4d8b921b4604c1f6 (patch) | |
tree | 02f7ccd428984c2ea40c75392503474e4cd6591b /target-arm | |
parent | 600114988cb1beede13ce29dec65398f3e62e510 (diff) |
ARM Cortex-A9 cpu support
Basic Cortex-A9 support.
Signed-off-by: Paul Brook <paul@codesourcery.com>
Diffstat (limited to 'target-arm')
-rw-r--r-- | target-arm/cpu.h | 1 | ||||
-rw-r--r-- | target-arm/helper.c | 36 |
2 files changed, 36 insertions, 1 deletions
diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 6c0f9d61d1..a83ce48c4d 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -389,6 +389,7 @@ void cpu_arm_set_cp_io(CPUARMState *env, int cpnum, #define ARM_CPUID_ARM1136_R2 0x4107b362 #define ARM_CPUID_ARM11MPCORE 0x410fb022 #define ARM_CPUID_CORTEXA8 0x410fc080 +#define ARM_CPUID_CORTEXA9 0x410fc090 #define ARM_CPUID_CORTEXM3 0x410fc231 #define ARM_CPUID_ANY 0xffffffff diff --git a/target-arm/helper.c b/target-arm/helper.c index cb95c6eaba..ffc14f032b 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -9,6 +9,12 @@ #include "qemu-common.h" #include "host-utils.h" +static uint32_t cortexa9_cp15_c0_c1[8] = +{ 0x1031, 0x11, 0x000, 0, 0x00100103, 0x20000000, 0x01230000, 0x00002111 }; + +static uint32_t cortexa9_cp15_c0_c2[8] = +{ 0x00101111, 0x13112111, 0x21232041, 0x11112131, 0x00111142, 0, 0, 0 }; + static uint32_t cortexa8_cp15_c0_c1[8] = { 0x1031, 0x11, 0x400, 0, 0x31100003, 0x20000000, 0x01202000, 0x11 }; @@ -101,6 +107,27 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id) env->cp15.c0_ccsid[1] = 0x2007e01a; /* 16k L1 icache. */ env->cp15.c0_ccsid[2] = 0xf0000000; /* No L2 icache. */ break; + case ARM_CPUID_CORTEXA9: + set_feature(env, ARM_FEATURE_V6); + set_feature(env, ARM_FEATURE_V6K); + set_feature(env, ARM_FEATURE_V7); + set_feature(env, ARM_FEATURE_AUXCR); + set_feature(env, ARM_FEATURE_THUMB2); + set_feature(env, ARM_FEATURE_VFP); + set_feature(env, ARM_FEATURE_VFP3); + set_feature(env, ARM_FEATURE_VFP_FP16); + set_feature(env, ARM_FEATURE_NEON); + set_feature(env, ARM_FEATURE_THUMB2EE); + env->vfp.xregs[ARM_VFP_FPSID] = 0x41034000; /* Guess */ + env->vfp.xregs[ARM_VFP_MVFR0] = 0x11110222; + env->vfp.xregs[ARM_VFP_MVFR1] = 0x01111111; + memcpy(env->cp15.c0_c1, cortexa9_cp15_c0_c1, 8 * sizeof(uint32_t)); + memcpy(env->cp15.c0_c2, cortexa9_cp15_c0_c2, 8 * sizeof(uint32_t)); + env->cp15.c0_cachetype = 0x80038003; + env->cp15.c0_clid = (1 << 27) | (1 << 24) | 3; + env->cp15.c0_ccsid[0] = 0xe00fe015; /* 16k L1 dcache. */ + env->cp15.c0_ccsid[1] = 0x200fe015; /* 16k L1 icache. */ + break; case ARM_CPUID_CORTEXM3: set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_THUMB2); @@ -287,6 +314,7 @@ static const struct arm_cpu_t arm_cpu_names[] = { { ARM_CPUID_ARM11MPCORE, "arm11mpcore"}, { ARM_CPUID_CORTEXM3, "cortex-m3"}, { ARM_CPUID_CORTEXA8, "cortex-a8"}, + { ARM_CPUID_CORTEXA9, "cortex-a9"}, { ARM_CPUID_TI925T, "ti925t" }, { ARM_CPUID_PXA250, "pxa250" }, { ARM_CPUID_PXA255, "pxa255" }, @@ -1633,7 +1661,11 @@ uint32_t HELPER(get_cp15)(CPUState *env, uint32_t insn) case 3: /* TLB type register. */ return 0; /* No lockable TLB entries. */ case 5: /* CPU ID */ - return env->cpu_index; + if (ARM_CPUID(env) == ARM_CPUID_CORTEXA9) { + return env->cpu_index | 0x80000900; + } else { + return env->cpu_index; + } default: goto bad_reg; } @@ -1697,6 +1729,8 @@ uint32_t HELPER(get_cp15)(CPUState *env, uint32_t insn) return 1; case ARM_CPUID_CORTEXA8: return 2; + case ARM_CPUID_CORTEXA9: + return 0; default: goto bad_reg; } |