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[Qemu-devel] [PATCH RFC v3 15/21] target-arm: Store VFP FPSID register i
From: |
Andreas Färber |
Subject: |
[Qemu-devel] [PATCH RFC v3 15/21] target-arm: Store VFP FPSID register in ARMCPUClass |
Date: |
Fri, 3 Feb 2012 03:59:46 +0100 |
Signed-off-by: Andreas Färber <address@hidden>
Cc: Peter Maydell <address@hidden>
---
target-arm/cpu-core.h | 3 +++
target-arm/cpu.c | 11 +++++++++++
target-arm/cpu.h | 1 -
target-arm/helper.c | 12 ------------
4 files changed, 14 insertions(+), 13 deletions(-)
diff --git a/target-arm/cpu-core.h b/target-arm/cpu-core.h
index eac1a03..0b2eb0a 100644
--- a/target-arm/cpu-core.h
+++ b/target-arm/cpu-core.h
@@ -48,6 +48,9 @@ typedef struct ARMCPUClass {
uint32_t c0_c2[8];
uint32_t c1_sys;
} cp15;
+ struct {
+ uint32_t fpsid;
+ } vfp;
uint64_t jtag_id;
/* Internal CPU feature flags. */
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index bf4b272..7893fa8 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -52,6 +52,7 @@ static void arm_cpu_reset(CPU *c)
/* Genuine reset */
env->cp15.c1_sys = cpu_class->cp15.c1_sys;
+ env->vfp.xregs[ARM_VFP_FPSID] = cpu_class->vfp.fpsid;
#if defined(CONFIG_USER_ONLY)
env->uncached_cpsr = ARM_CPU_MODE_USR;
@@ -172,6 +173,7 @@ typedef struct ARMCPUInfo {
uint32_t cp15_c0_c1[8];
uint32_t cp15_c0_c2[8];
uint32_t cp15_c1_sys;
+ uint32_t vfp_fpsid;
uint32_t features;
void (*class_init)(ARMCPUClass *klass, const struct ARMCPUInfo *info);
} ARMCPUInfo;
@@ -260,6 +262,7 @@ static const ARMCPUInfo arm_cpus[] = {
.id = 0x41069265,
.cp15_c0_cachetype = 0x1dd20d2,
.cp15_c1_sys = 0x00090078,
+ .vfp_fpsid = 0x41011090,
.features = ARM_FEATURE(V5) |
ARM_FEATURE(VFP),
},
@@ -276,6 +279,7 @@ static const ARMCPUInfo arm_cpus[] = {
.id = 0x4106a262,
.cp15_c0_cachetype = 0x1dd20d2,
.cp15_c1_sys = 0x00090078,
+ .vfp_fpsid = 0x410110a0,
.features = ARM_FEATURE(V5) |
ARM_FEATURE(VFP) |
ARM_FEATURE(AUXCR),
@@ -302,6 +306,7 @@ static const ARMCPUInfo arm_cpus[] = {
0x141, 0, 0, 0
},
.cp15_c1_sys = 0x00050078,
+ .vfp_fpsid = 0x410120b4,
.features = ARM_FEATURE(V6) |
ARM_FEATURE(VFP),
},
@@ -318,6 +323,7 @@ static const ARMCPUInfo arm_cpus[] = {
0x01141, 0, 0, 0
},
.cp15_c1_sys = 0x00050078,
+ .vfp_fpsid = 0x410120b5,
.features = ARM_FEATURE(V6K) |
ARM_FEATURE(VFP) |
ARM_FEATURE(VAPA),
@@ -334,6 +340,7 @@ static const ARMCPUInfo arm_cpus[] = {
0x00100011, 0x12002111, 0x11221011, 0x01102131,
0x141, 0, 0, 0
},
+ .vfp_fpsid = 0x410120b4,
.features = ARM_FEATURE(V6K) |
ARM_FEATURE(VFP) |
ARM_FEATURE(VAPA),
@@ -357,6 +364,7 @@ static const ARMCPUInfo arm_cpus[] = {
0x00111142, 0, 0, 0
},
.cp15_c1_sys = 0x00c50078,
+ .vfp_fpsid = 0x410330c0,
.features = ARM_FEATURE(V7) |
ARM_FEATURE(VFP3) |
ARM_FEATURE(NEON) |
@@ -375,6 +383,7 @@ static const ARMCPUInfo arm_cpus[] = {
0x00111142, 0, 0, 0
},
.cp15_c1_sys = 0x00c50078,
+ .vfp_fpsid = 0x41034000, /* Guess */
.features = ARM_FEATURE(V7) |
ARM_FEATURE(VFP3) |
ARM_FEATURE(VFP_FP16) |
@@ -399,6 +408,7 @@ static const ARMCPUInfo arm_cpus[] = {
0x10011142, 0, 0, 0
},
.cp15_c1_sys = 0x00c50078,
+ .vfp_fpsid = 0x410430f0,
.features = ARM_FEATURE(V7) |
ARM_FEATURE(VFP4) |
ARM_FEATURE(VFP_FP16) |
@@ -522,6 +532,7 @@ static void arm_cpu_class_init(ObjectClass *klass, void
*data)
memcpy(k->cp15.c0_c1, info->cp15_c0_c1, 8 * sizeof(uint32_t));
memcpy(k->cp15.c0_c2, info->cp15_c0_c2, 8 * sizeof(uint32_t));
k->cp15.c1_sys = info->cp15_c1_sys;
+ k->vfp.fpsid = info->vfp_fpsid;
k->features = info->features;
if (info->class_init != NULL) {
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 32aaa4e..a1630b0 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -403,7 +403,6 @@ void cpu_arm_set_cp_io(CPUARMState *env, int cpnum,
#define ARM_CPUID(env) (env->cp15.c0_cpuid)
#define ARM_CPUID_ARM1026 0x4106a262
-#define ARM_CPUID_ARM926 0x41069265
#define ARM_CPUID_TI915T 0x54029152
#define ARM_CPUID_TI925T 0x54029252
#define ARM_CPUID_ARM1136 0x4117b363
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 4a531b8..466519a 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -13,12 +13,6 @@
static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
{
switch (id) {
- case ARM_CPUID_ARM926:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x41011090;
- break;
- case ARM_CPUID_ARM1026:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x410110a0;
- break;
case ARM_CPUID_ARM1136:
/* This is the 1136 r1, which is a v6K core */
/* Fall through */
@@ -31,22 +25,18 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t
id)
* for 1136_r2 (in particular r0p2 does not actually implement most
* of the ID registers).
*/
- env->vfp.xregs[ARM_VFP_FPSID] = 0x410120b4;
env->vfp.xregs[ARM_VFP_MVFR0] = 0x11111111;
env->vfp.xregs[ARM_VFP_MVFR1] = 0x00000000;
break;
case ARM_CPUID_ARM1176:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x410120b5;
env->vfp.xregs[ARM_VFP_MVFR0] = 0x11111111;
env->vfp.xregs[ARM_VFP_MVFR1] = 0x00000000;
break;
case ARM_CPUID_ARM11MPCORE:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x410120b4;
env->vfp.xregs[ARM_VFP_MVFR0] = 0x11111111;
env->vfp.xregs[ARM_VFP_MVFR1] = 0x00000000;
break;
case ARM_CPUID_CORTEXA8:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x410330c0;
env->vfp.xregs[ARM_VFP_MVFR0] = 0x11110222;
env->vfp.xregs[ARM_VFP_MVFR1] = 0x00011100;
env->cp15.c0_clid = (1 << 27) | (2 << 24) | 3;
@@ -55,7 +45,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c0_ccsid[2] = 0xf0000000; /* No L2 icache. */
break;
case ARM_CPUID_CORTEXA9:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x41034000; /* Guess */
env->vfp.xregs[ARM_VFP_MVFR0] = 0x11110222;
env->vfp.xregs[ARM_VFP_MVFR1] = 0x01111111;
env->cp15.c0_clid = (1 << 27) | (1 << 24) | 3;
@@ -63,7 +52,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c0_ccsid[1] = 0x200fe015; /* 16k L1 icache. */
break;
case ARM_CPUID_CORTEXA15:
- env->vfp.xregs[ARM_VFP_FPSID] = 0x410430f0;
env->vfp.xregs[ARM_VFP_MVFR0] = 0x10110222;
env->vfp.xregs[ARM_VFP_MVFR1] = 0x11111111;
env->cp15.c0_clid = 0x0a200023;
--
1.7.7
- Re: [Qemu-devel] [PATCH RFC v3 13/21] target-arm: Store JTAG_ID in ARMCPUClass, (continued)
[Qemu-devel] [PATCH RFC v3 14/21] target-arm: Move the PXA270's iwMMXt reset to pxa270_reset(), Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 16/21] target-arm: Store VFP MVFR0 and MVFR1 in ARMCPUClass, Andreas Färber, 2012/02/02
[Qemu-devel] [FYI v3 21/21] target-arm: Just for testing!, Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 10/21] target-arm: Store cp15 c0_c1 and c0_c2 in ARMCPUClass, Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 15/21] target-arm: Store VFP FPSID register in ARMCPUClass,
Andreas Färber <=
[Qemu-devel] [PATCH RFC v3 08/21] target-arm: Move CPU feature flags out of CPUState, Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 18/21] target-arm: Store CCSIDRs in ARMCPUClass, Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 11/21] target-arm: Store cp15 c0_cachetype register in ARMCPUClass, Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 12/21] target-arm: Move cp15 c1_sys register to ARMCPUClass, Andreas Färber, 2012/02/02
[Qemu-devel] [PATCH RFC v3 20/21] target-arm: Prepare halted property for CPU, Andreas Färber, 2012/02/02