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[Qemu-devel] [PATCH 7/7] target-unicore32: Store ucf64 fpscr in UniCore3
From: |
Andreas Färber |
Subject: |
[Qemu-devel] [PATCH 7/7] target-unicore32: Store ucf64 fpscr in UniCore32CPUClass |
Date: |
Wed, 14 Mar 2012 02:39:58 +0100 |
This removes the remaining CPUID dependency.
Contributed under GPLv2+.
Signed-off-by: Andreas Färber <address@hidden>
---
target-unicore32/cpu-qom.h | 4 ++++
target-unicore32/cpu.c | 4 ++++
target-unicore32/cpu.h | 4 ----
target-unicore32/helper.c | 12 ------------
4 files changed, 8 insertions(+), 16 deletions(-)
diff --git a/target-unicore32/cpu-qom.h b/target-unicore32/cpu-qom.h
index c8178a5..594df73 100644
--- a/target-unicore32/cpu-qom.h
+++ b/target-unicore32/cpu-qom.h
@@ -49,6 +49,10 @@ typedef struct UniCore32CPUClass {
uint32_t c1_sys;
} cp0;
+ struct {
+ uint32_t fpscr;
+ } ucf64;
+
uint32_t features;
} UniCore32CPUClass;
diff --git a/target-unicore32/cpu.c b/target-unicore32/cpu.c
index d4b47d6..6966186 100644
--- a/target-unicore32/cpu.c
+++ b/target-unicore32/cpu.c
@@ -19,6 +19,7 @@ typedef struct UniCore32CPUInfo {
uint32_t cp0_c0_cpuid;
uint32_t cp0_c0_cachetype;
uint32_t cp0_c1_sys;
+ uint32_t ucf64_fpscr;
uint32_t features;
} UniCore32CPUInfo;
@@ -30,6 +31,7 @@ static const UniCore32CPUInfo uc32_cpus[] = {
.cp0_c0_cpuid = 0x40010863,
.cp0_c0_cachetype = 0x1dd20d2,
.cp0_c1_sys = 0x00090078,
+ .ucf64_fpscr = 0,
.features = UC32_FEATURE(UC32_HWCAP_CMOV) |
UC32_FEATURE(UC32_HWCAP_UCF64),
},
@@ -53,6 +55,7 @@ static void uc32_cpu_initfn(Object *obj)
env->cp0.c0_cpuid = klass->cp0.c0_cpuid;
env->cp0.c0_cachetype = klass->cp0.c0_cachetype;
env->cp0.c1_sys = klass->cp0.c1_sys;
+ env->ucf64.xregs[UC32_UCF64_FPSCR] = klass->ucf64.fpscr;
env->features = klass->features;
env->uncached_asr = ASR_MODE_USER;
@@ -69,6 +72,7 @@ static void uc32_cpu_class_init(ObjectClass *klass, void
*data)
k->cp0.c0_cpuid = info->cp0_c0_cpuid;
k->cp0.c0_cachetype = info->cp0_c0_cachetype;
k->cp0.c1_sys = info->cp0_c1_sys;
+ k->ucf64.fpscr = info->ucf64_fpscr;
k->features = info->features;
}
diff --git a/target-unicore32/cpu.h b/target-unicore32/cpu.h
index 1ddd272..81d9e54 100644
--- a/target-unicore32/cpu.h
+++ b/target-unicore32/cpu.h
@@ -118,10 +118,6 @@ void cpu_asr_write(CPUUniCore32State *env1, target_ulong
val, target_ulong mask)
#define UC32_HWCAP_CMOV 4 /* 1 << 2 */
#define UC32_HWCAP_UCF64 8 /* 1 << 3 */
-#define UC32_CPUID(env) (env->cp0.c0_cpuid)
-#define UC32_CPUID_UCV2 0x40010863
-#define UC32_CPUID_ANY 0xffffffff
-
#define cpu_init uc32_cpu_init
#define cpu_exec uc32_cpu_exec
#define cpu_signal_handler uc32_cpu_signal_handler
diff --git a/target-unicore32/helper.c b/target-unicore32/helper.c
index fb6713c..39ab488 100644
--- a/target-unicore32/helper.c
+++ b/target-unicore32/helper.c
@@ -15,7 +15,6 @@ CPUUniCore32State *uc32_cpu_init(const char *cpu_model)
{
UniCore32CPU *cpu;
CPUUniCore32State *env;
- uint32_t id;
static int inited = 1;
if (object_class_by_name(cpu_model) == NULL) {
@@ -24,17 +23,6 @@ CPUUniCore32State *uc32_cpu_init(const char *cpu_model)
cpu = UNICORE32_CPU(object_new(cpu_model));
env = &cpu->env;
- id = env->cp0.c0_cpuid;
- switch (id) {
- case UC32_CPUID_UCV2:
- env->ucf64.xregs[UC32_UCF64_FPSCR] = 0;
- break;
- case UC32_CPUID_ANY: /* For userspace emulation. */
- break;
- default:
- cpu_abort(env, "Bad CPU ID: %x\n", id);
- }
-
if (inited) {
inited = 0;
uc32_translate_init();
--
1.7.7
- Re: [Qemu-devel] [PATCH 2/7] target-unicore32: Relicense to GPLv2+, (continued)
[Qemu-devel] [PATCH 1/7] MAINTAINERS: Add entry for UniCore32, Andreas Färber, 2012/03/13
[Qemu-devel] [PATCH 3/7] target-unicore32: QOM'ify CPU, Andreas Färber, 2012/03/13
[Qemu-devel] [PATCH 5/7] target-unicore32: Store cp0 c1_sys in UniCore32CPUClass, Andreas Färber, 2012/03/13
[Qemu-devel] [PATCH 7/7] target-unicore32: Store ucf64 fpscr in UniCore32CPUClass,
Andreas Färber <=
[Qemu-devel] [PATCH 6/7] target-unicore32: Store feature flags in UniCore32CPUClass, Andreas Färber, 2012/03/13
Re: [Qemu-devel] [PATCH 0/7] QOM'ify UniCore32 CPU, Guan Xuetao, 2012/03/14
Re: [Qemu-devel] [PATCH 0/7] QOM'ify UniCore32 CPU, Blue Swirl, 2012/03/14
[Qemu-devel] [PATCH 00/12] QOM'ify SuperH CPU and SH7750 SoC, Andreas Färber, 2012/03/14