Patchwork [RFC,v4,09/20] target-arm: Store CTR in ARMCPUClass

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Submitter Andreas Färber
Date March 10, 2012, 4:53 p.m.
Message ID <1331398436-20761-10-git-send-email-afaerber@suse.de>
Download mbox | patch
Permalink /patch/145892/
State New
Headers show

Comments

Andreas Färber - March 10, 2012, 4:53 p.m.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Cc: Peter Maydell <peter.maydell@linaro.org>
---
 target-arm/cpu-qom.h |    1 +
 target-arm/cpu.c     |   18 ++++++++++++++++++
 target-arm/helper.c  |   12 ------------
 3 files changed, 19 insertions(+), 12 deletions(-)

Patch

diff --git a/target-arm/cpu-qom.h b/target-arm/cpu-qom.h
index 0148d18..722d164 100644
--- a/target-arm/cpu-qom.h
+++ b/target-arm/cpu-qom.h
@@ -48,6 +48,7 @@  typedef struct ARMCPUClass {
 
     struct {
         uint32_t c0_cpuid;
+        uint32_t c0_cachetype;
         uint32_t c0_c1[8];
         uint32_t c0_c2[8];
     } cp15;
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index 74be400..c7cf46d 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -46,6 +46,7 @@  static void arm_cpu_reset(CPUState *c)
     env->cp15.c15_config_base_address = tmp;
 
     /* TODO Move these into arm_cpu_initfn() once no longer zeroed above. */
+    env->cp15.c0_cachetype = klass->cp15.c0_cachetype;
     memcpy(env->cp15.c0_c1, klass->cp15.c0_c1, 8 * sizeof(uint32_t));
     memcpy(env->cp15.c0_c2, klass->cp15.c0_c2, 8 * sizeof(uint32_t));
 
@@ -169,6 +170,7 @@  static inline void unset_class_feature(ARMCPUClass *klass, int feature)
 typedef struct ARMCPUInfo {
     const char *name;
     uint32_t id;
+    uint32_t cp15_c0_cachetype;
     uint32_t cp15_c0_c1[8];
     uint32_t cp15_c0_c2[8];
     uint32_t features;
@@ -188,6 +190,7 @@  static void arm1136_r0_class_init(ARMCPUClass *k, const ARMCPUInfo *info)
      * for 1136_r2 (in particular r0p2 does not actually implement most
      * of the ID registers).
      */
+    k->cp15.c0_cachetype = r1_class->cp15.c0_cachetype;
     memcpy(k->cp15.c0_c1, r1_class->cp15.c0_c1, 8 * sizeof(uint32_t));
     memcpy(k->cp15.c0_c2, r1_class->cp15.c0_c2, 8 * sizeof(uint32_t));
 }
@@ -216,12 +219,16 @@  static void sa11xx_class_init(ARMCPUClass *k, const ARMCPUInfo *info)
 
 static void pxa25x_class_init(ARMCPUClass *k, const ARMCPUInfo *info)
 {
+    k->cp15.c0_cachetype = 0xd172172;
+
     set_class_feature(k, ARM_FEATURE_V5);
     set_class_feature(k, ARM_FEATURE_XSCALE);
 }
 
 static void pxa270_class_init(ARMCPUClass *k, const ARMCPUInfo *info)
 {
+    k->cp15.c0_cachetype = 0xd172172;
+
     set_class_feature(k, ARM_FEATURE_V5);
     set_class_feature(k, ARM_FEATURE_XSCALE);
     set_class_feature(k, ARM_FEATURE_IWMMXT);
@@ -231,18 +238,21 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "arm926",
         .id = 0x41069265,
+        .cp15_c0_cachetype = 0x1dd20d2,
         .features = ARM_FEATURE(V5) |
                     ARM_FEATURE(VFP),
     },
     {
         .name = "arm946",
         .id = 0x41059461,
+        .cp15_c0_cachetype = 0x0f004006,
         .features = ARM_FEATURE(V5) |
                     ARM_FEATURE(MPU),
     },
     {
         .name = "arm1026",
         .id = 0x4106a262,
+        .cp15_c0_cachetype = 0x1dd20d2,
         .features = ARM_FEATURE(V5) |
                     ARM_FEATURE(VFP) |
                     ARM_FEATURE(AUXCR),
@@ -259,6 +269,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "arm1136",
         .id = 0x4117b363,
+        .cp15_c0_cachetype = 0x1dd20d2,
         .cp15_c0_c1 = {
             0x111, 0x1, 0x2, 0x3,
             0x01130003, 0x10030302, 0x01222110, 0
@@ -273,6 +284,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "arm1176",
         .id = 0x410fb767,
+        .cp15_c0_cachetype = 0x1dd20d2,
         .cp15_c0_c1 = {
             0x111, 0x11, 0x33, 0,
             0x01130003, 0x10030302, 0x01222100, 0
@@ -288,6 +300,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "arm11mpcore",
         .id = 0x410fb022,
+        .cp15_c0_cachetype = 0x1dd20d2,
         .cp15_c0_c1 = {
             0x111, 0x1, 0, 0x2,
             0x01100103, 0x10020302, 0x01222000, 0
@@ -309,6 +322,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "cortex-a8",
         .id = 0x410fc080,
+        .cp15_c0_cachetype = 0x82048004,
         .cp15_c0_c1 = {
             0x1031, 0x11, 0x400, 0,
             0x31100003, 0x20000000, 0x01202000, 0x11
@@ -325,6 +339,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "cortex-a9",
         .id = 0x410fc090,
+        .cp15_c0_cachetype = 0x80038003,
         .cp15_c0_c1 = {
             0x1031, 0x11, 0x000, 0,
             0x00100103, 0x20000000, 0x01230000, 0x00002111
@@ -347,6 +362,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "cortex-a15",
         .id = 0x412fc0f1,
+        .cp15_c0_cachetype = 0x8444c004,
         .cp15_c0_c1 = {
             0x00001131, 0x00011011, 0x02010555, 0x00000000,
             0x10201105, 0x20000000, 0x01240000, 0x02102211
@@ -367,6 +383,7 @@  static const ARMCPUInfo arm_cpus[] = {
     {
         .name = "ti925t",
         .id = 0x54029252,
+        .cp15_c0_cachetype = 0x5109149,
         .features = ARM_FEATURE(V4T) |
                     ARM_FEATURE(OMAPCP),
         .class_init = ti925t_class_init,
@@ -473,6 +490,7 @@  static void arm_cpu_class_init(ObjectClass *klass, void *data)
     cpu_class->reset = arm_cpu_reset;
 
     k->cp15.c0_cpuid = info->id;
+    k->cp15.c0_cachetype = info->cp15_c0_cachetype;
     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->features = info->features;
diff --git a/target-arm/helper.c b/target-arm/helper.c
index c0cfa17..14ed890 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -10,16 +10,13 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
     switch (id) {
     case ARM_CPUID_ARM926:
         env->vfp.xregs[ARM_VFP_FPSID] = 0x41011090;
-        env->cp15.c0_cachetype = 0x1dd20d2;
         env->cp15.c1_sys = 0x00090078;
         break;
     case ARM_CPUID_ARM946:
-        env->cp15.c0_cachetype = 0x0f004006;
         env->cp15.c1_sys = 0x00000078;
         break;
     case ARM_CPUID_ARM1026:
         env->vfp.xregs[ARM_VFP_FPSID] = 0x410110a0;
-        env->cp15.c0_cachetype = 0x1dd20d2;
         env->cp15.c1_sys = 0x00090078;
         break;
     case ARM_CPUID_ARM1136:
@@ -37,27 +34,23 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
         env->vfp.xregs[ARM_VFP_FPSID] = 0x410120b4;
         env->vfp.xregs[ARM_VFP_MVFR0] = 0x11111111;
         env->vfp.xregs[ARM_VFP_MVFR1] = 0x00000000;
-        env->cp15.c0_cachetype = 0x1dd20d2;
         env->cp15.c1_sys = 0x00050078;
         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;
-        env->cp15.c0_cachetype = 0x1dd20d2;
         env->cp15.c1_sys = 0x00050078;
         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;
-        env->cp15.c0_cachetype = 0x1dd20d2;
         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_cachetype = 0x82048004;
         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. */
@@ -68,7 +61,6 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
         env->vfp.xregs[ARM_VFP_FPSID] = 0x41033090;
         env->vfp.xregs[ARM_VFP_MVFR0] = 0x11110222;
         env->vfp.xregs[ARM_VFP_MVFR1] = 0x01111111;
-        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. */
@@ -78,7 +70,6 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
         env->vfp.xregs[ARM_VFP_FPSID] = 0x410430f0;
         env->vfp.xregs[ARM_VFP_MVFR0] = 0x10110222;
         env->vfp.xregs[ARM_VFP_MVFR1] = 0x11111111;
-        env->cp15.c0_cachetype = 0x8444c004;
         env->cp15.c0_clid = 0x0a200023;
         env->cp15.c0_ccsid[0] = 0x701fe00a; /* 32K L1 dcache */
         env->cp15.c0_ccsid[1] = 0x201fe00a; /* 32K L1 icache */
@@ -87,7 +78,6 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
         break;
     case ARM_CPUID_TI915T:
     case ARM_CPUID_TI925T:
-        env->cp15.c0_cachetype = 0x5109149;
         env->cp15.c1_sys = 0x00000070;
         env->cp15.c15_i_max = 0x000;
         env->cp15.c15_i_min = 0xff0;
@@ -98,7 +88,6 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
     case ARM_CPUID_PXA261:
     case ARM_CPUID_PXA262:
         /* JTAG_ID is ((id << 28) | 0x09265013) */
-        env->cp15.c0_cachetype = 0xd172172;
         env->cp15.c1_sys = 0x00000078;
         break;
     case ARM_CPUID_PXA270_A0:
@@ -109,7 +98,6 @@  static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
     case ARM_CPUID_PXA270_C5:
         /* JTAG_ID is ((id << 28) | 0x09265013) */
         env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q';
-        env->cp15.c0_cachetype = 0xd172172;
         env->cp15.c1_sys = 0x00000078;
         break;
     case ARM_CPUID_SA1100: