From 2e4d7e3e3e97c4e0e68aca6221e3e7cb10b6041c Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Fri, 20 Apr 2012 17:58:34 +0000 Subject: target-arm: Move feature register setup to per-CPU init fns MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move feature register value setup to per-CPU init functions. Signed-off-by: Peter Maydell Acked-by: Andreas Färber --- target-arm/cpu-qom.h | 14 ++++++++ target-arm/cpu.c | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++++ target-arm/helper.c | 73 ++++++++-------------------------------- 3 files changed, 122 insertions(+), 59 deletions(-) diff --git a/target-arm/cpu-qom.h b/target-arm/cpu-qom.h index 97f7e9099b..7603eff604 100644 --- a/target-arm/cpu-qom.h +++ b/target-arm/cpu-qom.h @@ -75,6 +75,20 @@ typedef struct ARMCPU { uint32_t mvfr1; uint32_t ctr; uint32_t reset_sctlr; + uint32_t id_pfr0; + uint32_t id_pfr1; + uint32_t id_dfr0; + uint32_t id_afr0; + uint32_t id_mmfr0; + uint32_t id_mmfr1; + uint32_t id_mmfr2; + uint32_t id_mmfr3; + uint32_t id_isar0; + uint32_t id_isar1; + uint32_t id_isar2; + uint32_t id_isar3; + uint32_t id_isar4; + uint32_t id_isar5; } ARMCPU; static inline ARMCPU *arm_env_get_cpu(CPUARMState *env) diff --git a/target-arm/cpu.c b/target-arm/cpu.c index 74a7d208ba..333f7fc161 100644 --- a/target-arm/cpu.c +++ b/target-arm/cpu.c @@ -130,6 +130,13 @@ static void arm1026_initfn(Object *obj) static void arm1136_r2_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); + /* What qemu calls "arm1136_r2" is actually the 1136 r0p2, ie an + * older core than plain "arm1136". In particular this does not + * have the v6K features. + * These ID register values are correct for 1136 but may be wrong + * for 1136_r2 (in particular r0p2 does not actually implement most + * of the ID registers). + */ set_feature(&cpu->env, ARM_FEATURE_V6); set_feature(&cpu->env, ARM_FEATURE_VFP); cpu->midr = ARM_CPUID_ARM1136_R2; @@ -138,6 +145,18 @@ static void arm1136_r2_initfn(Object *obj) cpu->mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00050078; + cpu->id_pfr0 = 0x111; + cpu->id_pfr1 = 0x1; + cpu->id_dfr0 = 0x2; + cpu->id_afr0 = 0x3; + cpu->id_mmfr0 = 0x01130003; + cpu->id_mmfr1 = 0x10030302; + cpu->id_mmfr2 = 0x01222110; + cpu->id_isar0 = 0x00140011; + cpu->id_isar1 = 0x12002111; + cpu->id_isar2 = 0x11231111; + cpu->id_isar3 = 0x01102131; + cpu->id_isar4 = 0x141; } static void arm1136_initfn(Object *obj) @@ -152,6 +171,18 @@ static void arm1136_initfn(Object *obj) cpu->mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00050078; + cpu->id_pfr0 = 0x111; + cpu->id_pfr1 = 0x1; + cpu->id_dfr0 = 0x2; + cpu->id_afr0 = 0x3; + cpu->id_mmfr0 = 0x01130003; + cpu->id_mmfr1 = 0x10030302; + cpu->id_mmfr2 = 0x01222110; + cpu->id_isar0 = 0x00140011; + cpu->id_isar1 = 0x12002111; + cpu->id_isar2 = 0x11231111; + cpu->id_isar3 = 0x01102131; + cpu->id_isar4 = 0x141; } static void arm1176_initfn(Object *obj) @@ -166,6 +197,18 @@ static void arm1176_initfn(Object *obj) cpu->mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00050078; + cpu->id_pfr0 = 0x111; + cpu->id_pfr1 = 0x11; + cpu->id_dfr0 = 0x33; + cpu->id_afr0 = 0; + cpu->id_mmfr0 = 0x01130003; + cpu->id_mmfr1 = 0x10030302; + cpu->id_mmfr2 = 0x01222100; + cpu->id_isar0 = 0x0140011; + cpu->id_isar1 = 0x12002111; + cpu->id_isar2 = 0x11231121; + cpu->id_isar3 = 0x01102131; + cpu->id_isar4 = 0x01141; } static void arm11mpcore_initfn(Object *obj) @@ -179,6 +222,18 @@ static void arm11mpcore_initfn(Object *obj) cpu->mvfr0 = 0x11111111; cpu->mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; + cpu->id_pfr0 = 0x111; + cpu->id_pfr1 = 0x1; + cpu->id_dfr0 = 0; + cpu->id_afr0 = 0x2; + cpu->id_mmfr0 = 0x01100103; + cpu->id_mmfr1 = 0x10020302; + cpu->id_mmfr2 = 0x01222000; + cpu->id_isar0 = 0x00100011; + cpu->id_isar1 = 0x12002111; + cpu->id_isar2 = 0x11221011; + cpu->id_isar3 = 0x01102131; + cpu->id_isar4 = 0x141; } static void cortex_m3_initfn(Object *obj) @@ -202,6 +257,19 @@ static void cortex_a8_initfn(Object *obj) cpu->mvfr1 = 0x00011100; cpu->ctr = 0x82048004; cpu->reset_sctlr = 0x00c50078; + cpu->id_pfr0 = 0x1031; + cpu->id_pfr1 = 0x11; + cpu->id_dfr0 = 0x400; + cpu->id_afr0 = 0; + cpu->id_mmfr0 = 0x31100003; + cpu->id_mmfr1 = 0x20000000; + cpu->id_mmfr2 = 0x01202000; + cpu->id_mmfr3 = 0x11; + cpu->id_isar0 = 0x00101111; + cpu->id_isar1 = 0x12112111; + cpu->id_isar2 = 0x21232031; + cpu->id_isar3 = 0x11112131; + cpu->id_isar4 = 0x00111142; } static void cortex_a9_initfn(Object *obj) @@ -223,6 +291,19 @@ static void cortex_a9_initfn(Object *obj) cpu->mvfr1 = 0x01111111; cpu->ctr = 0x80038003; cpu->reset_sctlr = 0x00c50078; + cpu->id_pfr0 = 0x1031; + cpu->id_pfr1 = 0x11; + cpu->id_dfr0 = 0x000; + cpu->id_afr0 = 0; + cpu->id_mmfr0 = 0x00100103; + cpu->id_mmfr1 = 0x20000000; + cpu->id_mmfr2 = 0x01230000; + cpu->id_mmfr3 = 0x00002111; + cpu->id_isar0 = 0x00101111; + cpu->id_isar1 = 0x13112111; + cpu->id_isar2 = 0x21232041; + cpu->id_isar3 = 0x11112131; + cpu->id_isar4 = 0x00111142; } static void cortex_a15_initfn(Object *obj) @@ -242,6 +323,19 @@ static void cortex_a15_initfn(Object *obj) cpu->mvfr1 = 0x11111111; cpu->ctr = 0x8444c004; cpu->reset_sctlr = 0x00c50078; + cpu->id_pfr0 = 0x00001131; + cpu->id_pfr1 = 0x00011011; + cpu->id_dfr0 = 0x02010555; + cpu->id_afr0 = 0x00000000; + cpu->id_mmfr0 = 0x10201105; + cpu->id_mmfr1 = 0x20000000; + cpu->id_mmfr2 = 0x01240000; + cpu->id_mmfr3 = 0x02102211; + cpu->id_isar0 = 0x02101110; + cpu->id_isar1 = 0x13112111; + cpu->id_isar2 = 0x21232041; + cpu->id_isar3 = 0x11112131; + cpu->id_isar4 = 0x10011142; } static void ti925t_initfn(Object *obj) diff --git a/target-arm/helper.c b/target-arm/helper.c index 319614ae62..84830ff81a 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -7,45 +7,6 @@ #endif #include "sysemu.h" -static uint32_t cortexa15_cp15_c0_c1[8] = { - 0x00001131, 0x00011011, 0x02010555, 0x00000000, - 0x10201105, 0x20000000, 0x01240000, 0x02102211 -}; - -static uint32_t cortexa15_cp15_c0_c2[8] = { - 0x02101110, 0x13112111, 0x21232041, 0x11112131, 0x10011142, 0, 0, 0 -}; - -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 }; - -static uint32_t cortexa8_cp15_c0_c2[8] = -{ 0x00101111, 0x12112111, 0x21232031, 0x11112131, 0x00111142, 0, 0, 0 }; - -static uint32_t mpcore_cp15_c0_c1[8] = -{ 0x111, 0x1, 0, 0x2, 0x01100103, 0x10020302, 0x01222000, 0 }; - -static uint32_t mpcore_cp15_c0_c2[8] = -{ 0x00100011, 0x12002111, 0x11221011, 0x01102131, 0x141, 0, 0, 0 }; - -static uint32_t arm1136_cp15_c0_c1[8] = -{ 0x111, 0x1, 0x2, 0x3, 0x01130003, 0x10030302, 0x01222110, 0 }; - -static uint32_t arm1136_cp15_c0_c2[8] = -{ 0x00140011, 0x12002111, 0x11231111, 0x01102131, 0x141, 0, 0, 0 }; - -static uint32_t arm1176_cp15_c0_c1[8] = -{ 0x111, 0x11, 0x33, 0, 0x01130003, 0x10030302, 0x01222100, 0 }; - -static uint32_t arm1176_cp15_c0_c2[8] = -{ 0x0140011, 0x12002111, 0x11231121, 0x01102131, 0x01141, 0, 0, 0 }; - static void cpu_reset_model_id(CPUARMState *env, uint32_t id) { switch (id) { @@ -58,43 +19,23 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id) case ARM_CPUID_ARM1136: /* This is the 1136 r1, which is a v6K core */ case ARM_CPUID_ARM1136_R2: - /* What qemu calls "arm1136_r2" is actually the 1136 r0p2, ie an - * older core than plain "arm1136". In particular this does not - * have the v6K features. - */ - /* These ID register values are correct for 1136 but may be wrong - * for 1136_r2 (in particular r0p2 does not actually implement most - * of the ID registers). - */ - memcpy(env->cp15.c0_c1, arm1136_cp15_c0_c1, 8 * sizeof(uint32_t)); - memcpy(env->cp15.c0_c2, arm1136_cp15_c0_c2, 8 * sizeof(uint32_t)); break; case ARM_CPUID_ARM1176: - memcpy(env->cp15.c0_c1, arm1176_cp15_c0_c1, 8 * sizeof(uint32_t)); - memcpy(env->cp15.c0_c2, arm1176_cp15_c0_c2, 8 * sizeof(uint32_t)); break; case ARM_CPUID_ARM11MPCORE: - memcpy(env->cp15.c0_c1, mpcore_cp15_c0_c1, 8 * sizeof(uint32_t)); - memcpy(env->cp15.c0_c2, mpcore_cp15_c0_c2, 8 * sizeof(uint32_t)); break; case ARM_CPUID_CORTEXA8: - memcpy(env->cp15.c0_c1, cortexa8_cp15_c0_c1, 8 * sizeof(uint32_t)); - memcpy(env->cp15.c0_c2, cortexa8_cp15_c0_c2, 8 * sizeof(uint32_t)); env->cp15.c0_clid = (1 << 27) | (2 << 24) | 3; env->cp15.c0_ccsid[0] = 0xe007e01a; /* 16k L1 dcache. */ env->cp15.c0_ccsid[1] = 0x2007e01a; /* 16k L1 icache. */ env->cp15.c0_ccsid[2] = 0xf0000000; /* No L2 icache. */ break; case ARM_CPUID_CORTEXA9: - 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_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_CORTEXA15: - memcpy(env->cp15.c0_c1, cortexa15_cp15_c0_c1, 8 * sizeof(uint32_t)); - memcpy(env->cp15.c0_c2, cortexa15_cp15_c0_c2, 8 * sizeof(uint32_t)); env->cp15.c0_clid = 0x0a200023; env->cp15.c0_ccsid[0] = 0x701fe00a; /* 32K L1 dcache */ env->cp15.c0_ccsid[1] = 0x201fe00a; /* 32K L1 icache */ @@ -159,6 +100,20 @@ void cpu_state_reset(CPUARMState *env) env->vfp.xregs[ARM_VFP_MVFR1] = cpu->mvfr1; env->cp15.c0_cachetype = cpu->ctr; env->cp15.c1_sys = cpu->reset_sctlr; + env->cp15.c0_c1[0] = cpu->id_pfr0; + env->cp15.c0_c1[1] = cpu->id_pfr1; + env->cp15.c0_c1[2] = cpu->id_dfr0; + env->cp15.c0_c1[3] = cpu->id_afr0; + env->cp15.c0_c1[4] = cpu->id_mmfr0; + env->cp15.c0_c1[5] = cpu->id_mmfr1; + env->cp15.c0_c1[6] = cpu->id_mmfr2; + env->cp15.c0_c1[7] = cpu->id_mmfr3; + env->cp15.c0_c2[0] = cpu->id_isar0; + env->cp15.c0_c2[1] = cpu->id_isar1; + env->cp15.c0_c2[2] = cpu->id_isar2; + env->cp15.c0_c2[3] = cpu->id_isar3; + env->cp15.c0_c2[4] = cpu->id_isar4; + env->cp15.c0_c2[5] = cpu->id_isar5; if (arm_feature(env, ARM_FEATURE_IWMMXT)) { env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q'; -- cgit v1.2.1