[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 18/21] get_env accel wrapper
From: |
Glauber Costa |
Subject: |
[Qemu-devel] [PATCH 18/21] get_env accel wrapper |
Date: |
Wed, 15 Oct 2008 19:55:15 -0200 |
From: Glauber Costa <address@hidden>
Allow the current accelerator to provide it's own, customized
address of the CPUState structure used for the env variable.
Signed-off-by: Glauber Costa <address@hidden>
---
accel.c | 6 ++++++
accel.h | 7 +++++++
kqemu.c | 1 +
target-i386/helper.c | 2 +-
4 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/accel.c b/accel.c
index 6517af2..08329a4 100644
--- a/accel.c
+++ b/accel.c
@@ -14,6 +14,11 @@ int noaccel_info(CPUState *env, char *buf)
return sprintf(buf, "no accelerator present.\n");
}
+CPUState *noaccel_get_env(void)
+{
+ return qemu_mallocz(sizeof(CPUState));
+}
+
#define accel_nop ((void *)_accel_nop)
/* Accelerator wrapper for the no-accel (raw qemu) case */
@@ -21,6 +26,7 @@ QEMUAccel noaccel = {
.name = "none",
.cpu_interrupt = accel_nop,
.init_env = accel_nop,
+ .get_env = noaccel_get_env,
.start = accel_nop,
.flush_cache = accel_nop,
.flush_page = accel_nop,
diff --git a/accel.h b/accel.h
index 5f04163..1d5986a 100644
--- a/accel.h
+++ b/accel.h
@@ -4,6 +4,7 @@
typedef struct QEMUAccel {
char *name;
void (*cpu_interrupt)(CPUState *env);
+ CPUState *(*get_env)(void);
void (*init_env)(CPUState *env);
int (*start)(void);
void (*flush_cache)(CPUState *env, int global);
@@ -35,6 +36,7 @@ extern QEMUAccel kqemu_accel;
extern QEMUCont *head;
void *qemu_mallocz(size_t size);
+extern CPUState *noaccel_get_env(void);
static inline int register_qemu_accel(QEMUAccel *accel)
{
@@ -91,6 +93,11 @@ static inline int accel_start(void)
return status;
}
+static inline CPUState *accel_get_env(void)
+{
+ return current_accel->get_env();
+}
+
static inline void accel_init_env(CPUState *env)
{
current_accel->init_env(env);
diff --git a/kqemu.c b/kqemu.c
index 58e9e3f..d543e29 100644
--- a/kqemu.c
+++ b/kqemu.c
@@ -453,6 +453,7 @@ QEMUAccel kqemu_accel = {
.name = "KQEMU",
.cpu_interrupt = kqemu_cpu_interrupt,
.init_env = kqemu_init_env,
+ .get_env = noaccel_get_env,
.start = kqemu_start,
.flush_cache = kqemu_flush,
.flush_page = kqemu_flush_page,
diff --git a/target-i386/helper.c b/target-i386/helper.c
index d15e3f9..8fc33c6 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -98,7 +98,7 @@ CPUX86State *cpu_x86_init(const char *cpu_model)
CPUX86State *env;
static int inited;
- env = qemu_mallocz(sizeof(CPUX86State));
+ env = accel_get_env();
if (!env)
return NULL;
cpu_exec_init(env);
--
1.5.5.1
- [Qemu-devel] [PATCH 10/21] wrap modify_page through accel calls, (continued)
- [Qemu-devel] [PATCH 10/21] wrap modify_page through accel calls, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 11/21] remove kqemu reference from hw/pc.c, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 12/21] build list of available accelerators, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 13/21] provide --accel option, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 14/21] add tsc field to cpu definition, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 15/21] shift for masks., Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 16/21] add hook to cpu_register_physical_memory, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 18/21] get_env accel wrapper,
Glauber Costa <=
- [Qemu-devel] [PATCH 17/21] accel_trace_io, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 19/21] add next_cpu_index, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 20/21] check wether kqemu is enabled in open code, Glauber Costa, 2008/10/15
- [Qemu-devel] [PATCH 21/21] provide an opaque for accelerator in cpu state, Glauber Costa, 2008/10/15
- [Qemu-devel] Re: [PATCH 0/21] Accelerators: cleaned up version, Anthony Liguori, 2008/10/15