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target-arm: Move feature register setup to per-CPU init fns 

Move feature register value setup to per-CPU init functions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Peter Maydell 2012-04-20 17:58:34 +00:00
parent 0cc892fd97
commit 2e4d7e3e3e
3 changed files with 122 additions and 59 deletions
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14
target-arm/cpu-qom.h
View File

@ -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)

94
target-arm/cpu.c
View File

@ -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)

73
target-arm/helper.c
View File

@ -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';