X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=cpu-all.h;h=e8391009a36e4de3accd1ac2feb0a2ac28cb18de;hb=6e1db57b2ac9025c2443c665a0d9e78748637b26;hp=69b6e7c3652e615400f950f4c6541b40c3b2fdc9;hpb=b54ad0498e58cd81f35f815ecb887af2f44ab6f6;p=qemu.git
diff --git a/cpu-all.h b/cpu-all.h
index 69b6e7c36..e8391009a 100644
--- a/cpu-all.h
+++ b/cpu-all.h
@@ -1,6 +1,6 @@
/*
* defines common to all virtual CPUs
- *
+ *
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
@@ -14,32 +14,30 @@
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * License along with this library; if not, see .
*/
#ifndef CPU_ALL_H
#define CPU_ALL_H
-#if defined(__arm__) || defined(__sparc__)
-#define WORDS_ALIGNED
-#endif
+#include "qemu-common.h"
+#include "cpu-common.h"
-/* some important defines:
- *
+/* some important defines:
+ *
* WORDS_ALIGNED : if defined, the host cpu can only make word aligned
* memory accesses.
- *
- * WORDS_BIGENDIAN : if defined, the host cpu is big endian and
+ *
+ * HOST_WORDS_BIGENDIAN : if defined, the host cpu is big endian and
* otherwise little endian.
- *
+ *
* (TARGET_WORDS_ALIGNED : same for target cpu (not supported yet))
- *
+ *
* TARGET_WORDS_BIGENDIAN : same for target cpu
*/
-#include "bswap.h"
+#include "softfloat.h"
-#if defined(WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
#define BSWAP_NEEDED
#endif
@@ -109,28 +107,71 @@ static inline void tswap64s(uint64_t *s)
#if TARGET_LONG_SIZE == 4
#define tswapl(s) tswap32(s)
#define tswapls(s) tswap32s((uint32_t *)(s))
+#define bswaptls(s) bswap32s(s)
#else
#define tswapl(s) tswap64(s)
#define tswapls(s) tswap64s((uint64_t *)(s))
+#define bswaptls(s) bswap64s(s)
#endif
-/* NOTE: arm is horrible as double 32 bit words are stored in big endian ! */
typedef union {
- double d;
-#if !defined(WORDS_BIGENDIAN) && !defined(__arm__)
+ float32 f;
+ uint32_t l;
+} CPU_FloatU;
+
+/* NOTE: arm FPA is horrible as double 32 bit words are stored in big
+ endian ! */
+typedef union {
+ float64 d;
+#if defined(HOST_WORDS_BIGENDIAN)
struct {
- uint32_t lower;
uint32_t upper;
+ uint32_t lower;
} l;
#else
struct {
- uint32_t upper;
uint32_t lower;
+ uint32_t upper;
} l;
#endif
uint64_t ll;
} CPU_DoubleU;
+typedef union {
+ floatx80 d;
+ struct {
+ uint64_t lower;
+ uint16_t upper;
+ } l;
+} CPU_LDoubleU;
+
+typedef union {
+ float128 q;
+#if defined(HOST_WORDS_BIGENDIAN)
+ struct {
+ uint32_t upmost;
+ uint32_t upper;
+ uint32_t lower;
+ uint32_t lowest;
+ } l;
+ struct {
+ uint64_t upper;
+ uint64_t lower;
+ } ll;
+#else
+ struct {
+ uint32_t lowest;
+ uint32_t lower;
+ uint32_t upper;
+ uint32_t upmost;
+ } l;
+ struct {
+ uint64_t lower;
+ uint64_t upper;
+ } ll;
+#endif
+} CPU_QuadU;
+
/* CPU memory access without any memory or io remapping */
/*
@@ -143,7 +184,7 @@ typedef union {
* type is:
* (empty): integer access
* f : float access
- *
+ *
* sign is:
* (empty): for floats or 32 bit size
* u : unsigned
@@ -154,7 +195,7 @@ typedef union {
* w: 16 bits
* l: 32 bits
* q: 64 bits
- *
+ *
* endian is:
* (empty): target cpu endianness or 8 bit access
* r : reversed target cpu endianness (not implemented yet)
@@ -166,17 +207,17 @@ typedef union {
* user : user mode access using soft MMU
* kernel : kernel mode access using soft MMU
*/
-static inline int ldub_raw(void *ptr)
+static inline int ldub_p(const void *ptr)
{
return *(uint8_t *)ptr;
}
-static inline int ldsb_raw(void *ptr)
+static inline int ldsb_p(const void *ptr)
{
return *(int8_t *)ptr;
}
-static inline void stb_raw(void *ptr, int v)
+static inline void stb_p(void *ptr, int v)
{
*(uint8_t *)ptr = v;
}
@@ -184,57 +225,57 @@ static inline void stb_raw(void *ptr, int v)
/* NOTE: on arm, putting 2 in /proc/sys/debug/alignment so that the
kernel handles unaligned load/stores may give better results, but
it is a system wide setting : bad */
-#if !defined(TARGET_WORDS_BIGENDIAN) && (defined(WORDS_BIGENDIAN) || defined(WORDS_ALIGNED))
+#if defined(HOST_WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
/* conservative code for little endian unaligned accesses */
-static inline int lduw_raw(void *ptr)
+static inline int lduw_le_p(const void *ptr)
{
-#ifdef __powerpc__
+#ifdef _ARCH_PPC
int val;
__asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (ptr));
return val;
#else
- uint8_t *p = ptr;
+ const uint8_t *p = ptr;
return p[0] | (p[1] << 8);
#endif
}
-static inline int ldsw_raw(void *ptr)
+static inline int ldsw_le_p(const void *ptr)
{
-#ifdef __powerpc__
+#ifdef _ARCH_PPC
int val;
__asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (ptr));
return (int16_t)val;
#else
- uint8_t *p = ptr;
+ const uint8_t *p = ptr;
return (int16_t)(p[0] | (p[1] << 8));
#endif
}
-static inline int ldl_raw(void *ptr)
+static inline int ldl_le_p(const void *ptr)
{
-#ifdef __powerpc__
+#ifdef _ARCH_PPC
int val;
__asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (ptr));
return val;
#else
- uint8_t *p = ptr;
+ const uint8_t *p = ptr;
return p[0] | (p[1] << 8) | (p[2] << 16) | (p[3] << 24);
#endif
}
-static inline uint64_t ldq_raw(void *ptr)
+static inline uint64_t ldq_le_p(const void *ptr)
{
- uint8_t *p = ptr;
+ const uint8_t *p = ptr;
uint32_t v1, v2;
- v1 = ldl_raw(p);
- v2 = ldl_raw(p + 4);
+ v1 = ldl_le_p(p);
+ v2 = ldl_le_p(p + 4);
return v1 | ((uint64_t)v2 << 32);
}
-static inline void stw_raw(void *ptr, int v)
+static inline void stw_le_p(void *ptr, int v)
{
-#ifdef __powerpc__
+#ifdef _ARCH_PPC
__asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*(uint16_t *)ptr) : "r" (v), "r" (ptr));
#else
uint8_t *p = ptr;
@@ -243,9 +284,9 @@ static inline void stw_raw(void *ptr, int v)
#endif
}
-static inline void stl_raw(void *ptr, int v)
+static inline void stl_le_p(void *ptr, int v)
{
-#ifdef __powerpc__
+#ifdef _ARCH_PPC
__asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*(uint32_t *)ptr) : "r" (v), "r" (ptr));
#else
uint8_t *p = ptr;
@@ -256,54 +297,114 @@ static inline void stl_raw(void *ptr, int v)
#endif
}
-static inline void stq_raw(void *ptr, uint64_t v)
+static inline void stq_le_p(void *ptr, uint64_t v)
{
uint8_t *p = ptr;
- stl_raw(p, (uint32_t)v);
- stl_raw(p + 4, v >> 32);
+ stl_le_p(p, (uint32_t)v);
+ stl_le_p(p + 4, v >> 32);
}
/* float access */
-static inline float ldfl_raw(void *ptr)
+static inline float32 ldfl_le_p(const void *ptr)
{
union {
- float f;
+ float32 f;
uint32_t i;
} u;
- u.i = ldl_raw(ptr);
+ u.i = ldl_le_p(ptr);
return u.f;
}
-static inline void stfl_raw(void *ptr, float v)
+static inline void stfl_le_p(void *ptr, float32 v)
{
union {
- float f;
+ float32 f;
uint32_t i;
} u;
u.f = v;
- stl_raw(ptr, u.i);
+ stl_le_p(ptr, u.i);
}
-static inline double ldfq_raw(void *ptr)
+static inline float64 ldfq_le_p(const void *ptr)
{
CPU_DoubleU u;
- u.l.lower = ldl_raw(ptr);
- u.l.upper = ldl_raw(ptr + 4);
+ u.l.lower = ldl_le_p(ptr);
+ u.l.upper = ldl_le_p(ptr + 4);
return u.d;
}
-static inline void stfq_raw(void *ptr, double v)
+static inline void stfq_le_p(void *ptr, float64 v)
{
CPU_DoubleU u;
u.d = v;
- stl_raw(ptr, u.l.lower);
- stl_raw(ptr + 4, u.l.upper);
+ stl_le_p(ptr, u.l.lower);
+ stl_le_p(ptr + 4, u.l.upper);
+}
+
+#else
+
+static inline int lduw_le_p(const void *ptr)
+{
+ return *(uint16_t *)ptr;
+}
+
+static inline int ldsw_le_p(const void *ptr)
+{
+ return *(int16_t *)ptr;
+}
+
+static inline int ldl_le_p(const void *ptr)
+{
+ return *(uint32_t *)ptr;
+}
+
+static inline uint64_t ldq_le_p(const void *ptr)
+{
+ return *(uint64_t *)ptr;
+}
+
+static inline void stw_le_p(void *ptr, int v)
+{
+ *(uint16_t *)ptr = v;
+}
+
+static inline void stl_le_p(void *ptr, int v)
+{
+ *(uint32_t *)ptr = v;
+}
+
+static inline void stq_le_p(void *ptr, uint64_t v)
+{
+ *(uint64_t *)ptr = v;
+}
+
+/* float access */
+
+static inline float32 ldfl_le_p(const void *ptr)
+{
+ return *(float32 *)ptr;
+}
+
+static inline float64 ldfq_le_p(const void *ptr)
+{
+ return *(float64 *)ptr;
}
-#elif defined(TARGET_WORDS_BIGENDIAN) && (!defined(WORDS_BIGENDIAN) || defined(WORDS_ALIGNED))
+static inline void stfl_le_p(void *ptr, float32 v)
+{
+ *(float32 *)ptr = v;
+}
-static inline int lduw_raw(void *ptr)
+static inline void stfq_le_p(void *ptr, float64 v)
+{
+ *(float64 *)ptr = v;
+}
+#endif
+
+#if !defined(HOST_WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
+
+static inline int lduw_be_p(const void *ptr)
{
#if defined(__i386__)
int val;
@@ -313,12 +414,12 @@ static inline int lduw_raw(void *ptr)
: "m" (*(uint16_t *)ptr));
return val;
#else
- uint8_t *b = (uint8_t *) ptr;
+ const uint8_t *b = ptr;
return ((b[0] << 8) | b[1]);
#endif
}
-static inline int ldsw_raw(void *ptr)
+static inline int ldsw_be_p(const void *ptr)
{
#if defined(__i386__)
int val;
@@ -328,12 +429,12 @@ static inline int ldsw_raw(void *ptr)
: "m" (*(uint16_t *)ptr));
return (int16_t)val;
#else
- uint8_t *b = (uint8_t *) ptr;
+ const uint8_t *b = ptr;
return (int16_t)((b[0] << 8) | b[1]);
#endif
}
-static inline int ldl_raw(void *ptr)
+static inline int ldl_be_p(const void *ptr)
{
#if defined(__i386__) || defined(__x86_64__)
int val;
@@ -343,20 +444,20 @@ static inline int ldl_raw(void *ptr)
: "m" (*(uint32_t *)ptr));
return val;
#else
- uint8_t *b = (uint8_t *) ptr;
+ const uint8_t *b = ptr;
return (b[0] << 24) | (b[1] << 16) | (b[2] << 8) | b[3];
#endif
}
-static inline uint64_t ldq_raw(void *ptr)
+static inline uint64_t ldq_be_p(const void *ptr)
{
uint32_t a,b;
- a = ldl_raw(ptr);
- b = ldl_raw(ptr+4);
+ a = ldl_be_p(ptr);
+ b = ldl_be_p((uint8_t *)ptr + 4);
return (((uint64_t)a<<32)|b);
}
-static inline void stw_raw(void *ptr, int v)
+static inline void stw_be_p(void *ptr, int v)
{
#if defined(__i386__)
asm volatile ("xchgb %b0, %h0\n"
@@ -370,7 +471,7 @@ static inline void stw_raw(void *ptr, int v)
#endif
}
-static inline void stl_raw(void *ptr, int v)
+static inline void stl_be_p(void *ptr, int v)
{
#if defined(__i386__) || defined(__x86_64__)
asm volatile ("bswap %0\n"
@@ -386,113 +487,204 @@ static inline void stl_raw(void *ptr, int v)
#endif
}
-static inline void stq_raw(void *ptr, uint64_t v)
+static inline void stq_be_p(void *ptr, uint64_t v)
{
- stl_raw(ptr, v >> 32);
- stl_raw(ptr + 4, v);
+ stl_be_p(ptr, v >> 32);
+ stl_be_p((uint8_t *)ptr + 4, v);
}
/* float access */
-static inline float ldfl_raw(void *ptr)
+static inline float32 ldfl_be_p(const void *ptr)
{
union {
- float f;
+ float32 f;
uint32_t i;
} u;
- u.i = ldl_raw(ptr);
+ u.i = ldl_be_p(ptr);
return u.f;
}
-static inline void stfl_raw(void *ptr, float v)
+static inline void stfl_be_p(void *ptr, float32 v)
{
union {
- float f;
+ float32 f;
uint32_t i;
} u;
u.f = v;
- stl_raw(ptr, u.i);
+ stl_be_p(ptr, u.i);
}
-static inline double ldfq_raw(void *ptr)
+static inline float64 ldfq_be_p(const void *ptr)
{
CPU_DoubleU u;
- u.l.upper = ldl_raw(ptr);
- u.l.lower = ldl_raw(ptr + 4);
+ u.l.upper = ldl_be_p(ptr);
+ u.l.lower = ldl_be_p((uint8_t *)ptr + 4);
return u.d;
}
-static inline void stfq_raw(void *ptr, double v)
+static inline void stfq_be_p(void *ptr, float64 v)
{
CPU_DoubleU u;
u.d = v;
- stl_raw(ptr, u.l.upper);
- stl_raw(ptr + 4, u.l.lower);
+ stl_be_p(ptr, u.l.upper);
+ stl_be_p((uint8_t *)ptr + 4, u.l.lower);
}
#else
-static inline int lduw_raw(void *ptr)
+static inline int lduw_be_p(const void *ptr)
{
return *(uint16_t *)ptr;
}
-static inline int ldsw_raw(void *ptr)
+static inline int ldsw_be_p(const void *ptr)
{
return *(int16_t *)ptr;
}
-static inline int ldl_raw(void *ptr)
+static inline int ldl_be_p(const void *ptr)
{
return *(uint32_t *)ptr;
}
-static inline uint64_t ldq_raw(void *ptr)
+static inline uint64_t ldq_be_p(const void *ptr)
{
return *(uint64_t *)ptr;
}
-static inline void stw_raw(void *ptr, int v)
+static inline void stw_be_p(void *ptr, int v)
{
*(uint16_t *)ptr = v;
}
-static inline void stl_raw(void *ptr, int v)
+static inline void stl_be_p(void *ptr, int v)
{
*(uint32_t *)ptr = v;
}
-static inline void stq_raw(void *ptr, uint64_t v)
+static inline void stq_be_p(void *ptr, uint64_t v)
{
*(uint64_t *)ptr = v;
}
/* float access */
-static inline float ldfl_raw(void *ptr)
+static inline float32 ldfl_be_p(const void *ptr)
{
- return *(float *)ptr;
+ return *(float32 *)ptr;
}
-static inline double ldfq_raw(void *ptr)
+static inline float64 ldfq_be_p(const void *ptr)
{
- return *(double *)ptr;
+ return *(float64 *)ptr;
}
-static inline void stfl_raw(void *ptr, float v)
+static inline void stfl_be_p(void *ptr, float32 v)
{
- *(float *)ptr = v;
+ *(float32 *)ptr = v;
}
-static inline void stfq_raw(void *ptr, double v)
+static inline void stfq_be_p(void *ptr, float64 v)
{
- *(double *)ptr = v;
+ *(float64 *)ptr = v;
}
+
+#endif
+
+/* target CPU memory access functions */
+#if defined(TARGET_WORDS_BIGENDIAN)
+#define lduw_p(p) lduw_be_p(p)
+#define ldsw_p(p) ldsw_be_p(p)
+#define ldl_p(p) ldl_be_p(p)
+#define ldq_p(p) ldq_be_p(p)
+#define ldfl_p(p) ldfl_be_p(p)
+#define ldfq_p(p) ldfq_be_p(p)
+#define stw_p(p, v) stw_be_p(p, v)
+#define stl_p(p, v) stl_be_p(p, v)
+#define stq_p(p, v) stq_be_p(p, v)
+#define stfl_p(p, v) stfl_be_p(p, v)
+#define stfq_p(p, v) stfq_be_p(p, v)
+#else
+#define lduw_p(p) lduw_le_p(p)
+#define ldsw_p(p) ldsw_le_p(p)
+#define ldl_p(p) ldl_le_p(p)
+#define ldq_p(p) ldq_le_p(p)
+#define ldfl_p(p) ldfl_le_p(p)
+#define ldfq_p(p) ldfq_le_p(p)
+#define stw_p(p, v) stw_le_p(p, v)
+#define stl_p(p, v) stl_le_p(p, v)
+#define stq_p(p, v) stq_le_p(p, v)
+#define stfl_p(p, v) stfl_le_p(p, v)
+#define stfq_p(p, v) stfq_le_p(p, v)
#endif
/* MMU memory access macros */
-#if defined(CONFIG_USER_ONLY)
+#if defined(CONFIG_USER_ONLY)
+#include
+#include "qemu-types.h"
+
+/* On some host systems the guest address space is reserved on the host.
+ * This allows the guest address space to be offset to a convenient location.
+ */
+#if defined(CONFIG_USE_GUEST_BASE)
+extern unsigned long guest_base;
+extern int have_guest_base;
+extern unsigned long reserved_va;
+#define GUEST_BASE guest_base
+#define RESERVED_VA reserved_va
+#else
+#define GUEST_BASE 0ul
+#define RESERVED_VA 0ul
+#endif
+
+/* All direct uses of g2h and h2g need to go away for usermode softmmu. */
+#define g2h(x) ((void *)((unsigned long)(x) + GUEST_BASE))
+
+#if HOST_LONG_BITS <= TARGET_VIRT_ADDR_SPACE_BITS
+#define h2g_valid(x) 1
+#else
+#define h2g_valid(x) ({ \
+ unsigned long __guest = (unsigned long)(x) - GUEST_BASE; \
+ __guest < (1ul << TARGET_VIRT_ADDR_SPACE_BITS); \
+})
+#endif
+
+#define h2g(x) ({ \
+ unsigned long __ret = (unsigned long)(x) - GUEST_BASE; \
+ /* Check if given address fits target address space */ \
+ assert(h2g_valid(x)); \
+ (abi_ulong)__ret; \
+})
+
+#define saddr(x) g2h(x)
+#define laddr(x) g2h(x)
+
+#else /* !CONFIG_USER_ONLY */
+/* NOTE: we use double casts if pointers and target_ulong have
+ different sizes */
+#define saddr(x) (uint8_t *)(long)(x)
+#define laddr(x) (uint8_t *)(long)(x)
+#endif
+
+#define ldub_raw(p) ldub_p(laddr((p)))
+#define ldsb_raw(p) ldsb_p(laddr((p)))
+#define lduw_raw(p) lduw_p(laddr((p)))
+#define ldsw_raw(p) ldsw_p(laddr((p)))
+#define ldl_raw(p) ldl_p(laddr((p)))
+#define ldq_raw(p) ldq_p(laddr((p)))
+#define ldfl_raw(p) ldfl_p(laddr((p)))
+#define ldfq_raw(p) ldfq_p(laddr((p)))
+#define stb_raw(p, v) stb_p(saddr((p)), v)
+#define stw_raw(p, v) stw_p(saddr((p)), v)
+#define stl_raw(p, v) stl_p(saddr((p)), v)
+#define stq_raw(p, v) stq_p(saddr((p)), v)
+#define stfl_raw(p, v) stfl_p(saddr((p)), v)
+#define stfq_raw(p, v) stfq_p(saddr((p)), v)
+
+
+#if defined(CONFIG_USER_ONLY)
/* if user mode, no other memory access functions */
#define ldub(p) ldub_raw(p)
@@ -515,12 +707,14 @@ static inline void stfq_raw(void *ptr, double v)
#define lduw_code(p) lduw_raw(p)
#define ldsw_code(p) ldsw_raw(p)
#define ldl_code(p) ldl_raw(p)
+#define ldq_code(p) ldq_raw(p)
#define ldub_kernel(p) ldub_raw(p)
#define ldsb_kernel(p) ldsb_raw(p)
#define lduw_kernel(p) lduw_raw(p)
#define ldsw_kernel(p) ldsw_raw(p)
#define ldl_kernel(p) ldl_raw(p)
+#define ldq_kernel(p) ldq_raw(p)
#define ldfl_kernel(p) ldfl_raw(p)
#define ldfq_kernel(p) ldfq_raw(p)
#define stb_kernel(p, v) stb_raw(p, v)
@@ -538,12 +732,13 @@ static inline void stfq_raw(void *ptr, double v)
#define TARGET_PAGE_MASK ~(TARGET_PAGE_SIZE - 1)
#define TARGET_PAGE_ALIGN(addr) (((addr) + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK)
-extern unsigned long real_host_page_size;
-extern unsigned long host_page_bits;
-extern unsigned long host_page_size;
-extern unsigned long host_page_mask;
+/* ??? These should be the larger of unsigned long and target_ulong. */
+extern unsigned long qemu_real_host_page_size;
+extern unsigned long qemu_host_page_bits;
+extern unsigned long qemu_host_page_size;
+extern unsigned long qemu_host_page_mask;
-#define HOST_PAGE_ALIGN(addr) (((addr) + host_page_size - 1) & host_page_mask)
+#define HOST_PAGE_ALIGN(addr) (((addr) + qemu_host_page_size - 1) & qemu_host_page_mask)
/* same as PROT_xxx */
#define PAGE_READ 0x0001
@@ -553,88 +748,147 @@ extern unsigned long host_page_mask;
#define PAGE_VALID 0x0008
/* original state of the write flag (used when tracking self-modifying
code */
-#define PAGE_WRITE_ORG 0x0010
+#define PAGE_WRITE_ORG 0x0010
+#if defined(CONFIG_BSD) && defined(CONFIG_USER_ONLY)
+/* FIXME: Code that sets/uses this is broken and needs to go away. */
+#define PAGE_RESERVED 0x0020
+#endif
+#if defined(CONFIG_USER_ONLY)
void page_dump(FILE *f);
-int page_get_flags(unsigned long address);
-void page_set_flags(unsigned long start, unsigned long end, int flags);
-void page_unprotect_range(uint8_t *data, unsigned long data_size);
-
-#define SINGLE_CPU_DEFINES
-#ifdef SINGLE_CPU_DEFINES
-
-#if defined(TARGET_I386)
-#define CPUState CPUX86State
-#define cpu_init cpu_x86_init
-#define cpu_exec cpu_x86_exec
-#define cpu_gen_code cpu_x86_gen_code
-#define cpu_signal_handler cpu_x86_signal_handler
-#define cpu_dump_state cpu_x86_dump_state
+typedef int (*walk_memory_regions_fn)(void *, abi_ulong,
+ abi_ulong, unsigned long);
+int walk_memory_regions(void *, walk_memory_regions_fn);
-#elif defined(TARGET_ARM)
-
-#define CPUState CPUARMState
-#define cpu_init cpu_arm_init
-#define cpu_exec cpu_arm_exec
-#define cpu_gen_code cpu_arm_gen_code
-#define cpu_signal_handler cpu_arm_signal_handler
-#define cpu_dump_state cpu_arm_dump_state
-
-#elif defined(TARGET_SPARC)
-
-#define CPUState CPUSPARCState
-#define cpu_init cpu_sparc_init
-#define cpu_exec cpu_sparc_exec
-#define cpu_gen_code cpu_sparc_gen_code
-#define cpu_signal_handler cpu_sparc_signal_handler
-#define cpu_dump_state cpu_sparc_dump_state
-
-#elif defined(TARGET_PPC)
-
-#define CPUState CPUPPCState
-#define cpu_init cpu_ppc_init
-#define cpu_exec cpu_ppc_exec
-#define cpu_gen_code cpu_ppc_gen_code
-#define cpu_signal_handler cpu_ppc_signal_handler
-#define cpu_dump_state cpu_ppc_dump_state
-
-#else
+int page_get_flags(target_ulong address);
+void page_set_flags(target_ulong start, target_ulong end, int flags);
+int page_check_range(target_ulong start, target_ulong len, int flags);
+#endif
-#error unsupported target CPU
+CPUState *cpu_copy(CPUState *env);
+CPUState *qemu_get_cpu(int cpu);
-#endif
+#define CPU_DUMP_CODE 0x00010000
-#endif /* SINGLE_CPU_DEFINES */
+void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf,
+ int flags);
+void cpu_dump_statistics(CPUState *env, FILE *f, fprintf_function cpu_fprintf,
+ int flags);
-void cpu_abort(CPUState *env, const char *fmt, ...);
+void QEMU_NORETURN cpu_abort(CPUState *env, const char *fmt, ...)
+ GCC_FMT_ATTR(2, 3);
+extern CPUState *first_cpu;
extern CPUState *cpu_single_env;
-extern int code_copy_enabled;
-#define CPU_INTERRUPT_EXIT 0x01 /* wants exit from main loop */
-#define CPU_INTERRUPT_HARD 0x02 /* hardware interrupt pending */
-#define CPU_INTERRUPT_EXITTB 0x04 /* exit the current TB (use for x86 a20 case) */
-#define CPU_INTERRUPT_TIMER 0x08 /* internal timer exception pending */
-void cpu_interrupt(CPUState *s, int mask);
+/* Flags for use in ENV->INTERRUPT_PENDING.
+
+ The numbers assigned here are non-sequential in order to preserve
+ binary compatibility with the vmstate dump. Bit 0 (0x0001) was
+ previously used for CPU_INTERRUPT_EXIT, and is cleared when loading
+ the vmstate dump. */
+
+/* External hardware interrupt pending. This is typically used for
+ interrupts from devices. */
+#define CPU_INTERRUPT_HARD 0x0002
+
+/* Exit the current TB. This is typically used when some system-level device
+ makes some change to the memory mapping. E.g. the a20 line change. */
+#define CPU_INTERRUPT_EXITTB 0x0004
+
+/* Halt the CPU. */
+#define CPU_INTERRUPT_HALT 0x0020
+
+/* Debug event pending. */
+#define CPU_INTERRUPT_DEBUG 0x0080
+
+/* Several target-specific external hardware interrupts. Each target/cpu.h
+ should define proper names based on these defines. */
+#define CPU_INTERRUPT_TGT_EXT_0 0x0008
+#define CPU_INTERRUPT_TGT_EXT_1 0x0010
+#define CPU_INTERRUPT_TGT_EXT_2 0x0040
+#define CPU_INTERRUPT_TGT_EXT_3 0x0200
+#define CPU_INTERRUPT_TGT_EXT_4 0x1000
+
+/* Several target-specific internal interrupts. These differ from the
+ preceeding target-specific interrupts in that they are intended to
+ originate from within the cpu itself, typically in response to some
+ instruction being executed. These, therefore, are not masked while
+ single-stepping within the debugger. */
+#define CPU_INTERRUPT_TGT_INT_0 0x0100
+#define CPU_INTERRUPT_TGT_INT_1 0x0400
+#define CPU_INTERRUPT_TGT_INT_2 0x0800
+
+/* First unused bit: 0x2000. */
+
+/* The set of all bits that should be masked when single-stepping. */
+#define CPU_INTERRUPT_SSTEP_MASK \
+ (CPU_INTERRUPT_HARD \
+ | CPU_INTERRUPT_TGT_EXT_0 \
+ | CPU_INTERRUPT_TGT_EXT_1 \
+ | CPU_INTERRUPT_TGT_EXT_2 \
+ | CPU_INTERRUPT_TGT_EXT_3 \
+ | CPU_INTERRUPT_TGT_EXT_4)
+
+#ifndef CONFIG_USER_ONLY
+typedef void (*CPUInterruptHandler)(CPUState *, int);
+
+extern CPUInterruptHandler cpu_interrupt_handler;
+
+static inline void cpu_interrupt(CPUState *s, int mask)
+{
+ cpu_interrupt_handler(s, mask);
+}
+#else /* USER_ONLY */
+void cpu_interrupt(CPUState *env, int mask);
+#endif /* USER_ONLY */
+
void cpu_reset_interrupt(CPUState *env, int mask);
-int cpu_breakpoint_insert(CPUState *env, target_ulong pc);
-int cpu_breakpoint_remove(CPUState *env, target_ulong pc);
-void cpu_single_step(CPUState *env, int enabled);
+void cpu_exit(CPUState *s);
+
+bool qemu_cpu_has_work(CPUState *env);
+
+/* Breakpoint/watchpoint flags */
+#define BP_MEM_READ 0x01
+#define BP_MEM_WRITE 0x02
+#define BP_MEM_ACCESS (BP_MEM_READ | BP_MEM_WRITE)
+#define BP_STOP_BEFORE_ACCESS 0x04
+#define BP_WATCHPOINT_HIT 0x08
+#define BP_GDB 0x10
+#define BP_CPU 0x20
+
+int cpu_breakpoint_insert(CPUState *env, target_ulong pc, int flags,
+ CPUBreakpoint **breakpoint);
+int cpu_breakpoint_remove(CPUState *env, target_ulong pc, int flags);
+void cpu_breakpoint_remove_by_ref(CPUState *env, CPUBreakpoint *breakpoint);
+void cpu_breakpoint_remove_all(CPUState *env, int mask);
+int cpu_watchpoint_insert(CPUState *env, target_ulong addr, target_ulong len,
+ int flags, CPUWatchpoint **watchpoint);
+int cpu_watchpoint_remove(CPUState *env, target_ulong addr,
+ target_ulong len, int flags);
+void cpu_watchpoint_remove_by_ref(CPUState *env, CPUWatchpoint *watchpoint);
+void cpu_watchpoint_remove_all(CPUState *env, int mask);
+
+#define SSTEP_ENABLE 0x1 /* Enable simulated HW single stepping */
+#define SSTEP_NOIRQ 0x2 /* Do not use IRQ while single stepping */
+#define SSTEP_NOTIMER 0x4 /* Do not Timers while single stepping */
-/* Return the physical page corresponding to a virtual one. Use it
- only for debugging because no protection checks are done. Return -1
- if no page found. */
-target_ulong cpu_get_phys_page_debug(CPUState *env, target_ulong addr);
+void cpu_single_step(CPUState *env, int enabled);
+void cpu_reset(CPUState *s);
+int cpu_is_stopped(CPUState *env);
+void run_on_cpu(CPUState *env, void (*func)(void *data), void *data);
-#define CPU_LOG_TB_OUT_ASM (1 << 0)
-#define CPU_LOG_TB_IN_ASM (1 << 1)
+#define CPU_LOG_TB_OUT_ASM (1 << 0)
+#define CPU_LOG_TB_IN_ASM (1 << 1)
#define CPU_LOG_TB_OP (1 << 2)
#define CPU_LOG_TB_OP_OPT (1 << 3)
#define CPU_LOG_INT (1 << 4)
#define CPU_LOG_EXEC (1 << 5)
#define CPU_LOG_PCALL (1 << 6)
#define CPU_LOG_IOPORT (1 << 7)
+#define CPU_LOG_TB_CPU (1 << 8)
+#define CPU_LOG_RESET (1 << 9)
/* define log items */
typedef struct CPULogItem {
@@ -643,80 +897,134 @@ typedef struct CPULogItem {
const char *help;
} CPULogItem;
-extern CPULogItem cpu_log_items[];
+extern const CPULogItem cpu_log_items[];
void cpu_set_log(int log_flags);
void cpu_set_log_filename(const char *filename);
int cpu_str_to_log_mask(const char *str);
-/* IO ports API */
-
-/* NOTE: as these functions may be even used when there is an isa
- brige on non x86 targets, we always defined them */
-#ifndef NO_CPU_IO_DEFS
-void cpu_outb(CPUState *env, int addr, int val);
-void cpu_outw(CPUState *env, int addr, int val);
-void cpu_outl(CPUState *env, int addr, int val);
-int cpu_inb(CPUState *env, int addr);
-int cpu_inw(CPUState *env, int addr);
-int cpu_inl(CPUState *env, int addr);
-#endif
+#if !defined(CONFIG_USER_ONLY)
+
+/* Return the physical page corresponding to a virtual one. Use it
+ only for debugging because no protection checks are done. Return -1
+ if no page found. */
+target_phys_addr_t cpu_get_phys_page_debug(CPUState *env, target_ulong addr);
/* memory API */
-extern int phys_ram_size;
extern int phys_ram_fd;
-extern uint8_t *phys_ram_base;
-extern uint8_t *phys_ram_dirty;
+extern ram_addr_t ram_size;
+
+/* RAM is pre-allocated and passed into qemu_ram_alloc_from_ptr */
+#define RAM_PREALLOC_MASK (1 << 0)
+
+typedef struct RAMBlock {
+ uint8_t *host;
+ ram_addr_t offset;
+ ram_addr_t length;
+ uint32_t flags;
+ char idstr[256];
+ QLIST_ENTRY(RAMBlock) next;
+#if defined(__linux__) && !defined(TARGET_S390X)
+ int fd;
+#endif
+} RAMBlock;
+
+typedef struct RAMList {
+ uint8_t *phys_dirty;
+ QLIST_HEAD(ram, RAMBlock) blocks;
+} RAMList;
+extern RAMList ram_list;
+
+extern const char *mem_path;
+extern int mem_prealloc;
/* physical memory access */
-#define IO_MEM_NB_ENTRIES 256
-#define TLB_INVALID_MASK (1 << 3)
-#define IO_MEM_SHIFT 4
-#define IO_MEM_RAM (0 << IO_MEM_SHIFT) /* hardcoded offset */
-#define IO_MEM_ROM (1 << IO_MEM_SHIFT) /* hardcoded offset */
-#define IO_MEM_UNASSIGNED (2 << IO_MEM_SHIFT)
-#define IO_MEM_CODE (3 << IO_MEM_SHIFT) /* used internally, never use directly */
-#define IO_MEM_NOTDIRTY (4 << IO_MEM_SHIFT) /* used internally, never use directly */
+/* MMIO pages are identified by a combination of an IO device index and
+ 3 flags. The ROMD code stores the page ram offset in iotlb entry,
+ so only a limited number of ids are avaiable. */
+
+#define IO_MEM_NB_ENTRIES (1 << (TARGET_PAGE_BITS - IO_MEM_SHIFT))
-typedef void CPUWriteMemoryFunc(target_phys_addr_t addr, uint32_t value);
-typedef uint32_t CPUReadMemoryFunc(target_phys_addr_t addr);
+/* Flags stored in the low bits of the TLB virtual address. These are
+ defined so that fast path ram access is all zeros. */
+/* Zero if TLB entry is valid. */
+#define TLB_INVALID_MASK (1 << 3)
+/* Set if TLB entry references a clean RAM page. The iotlb entry will
+ contain the page physical address. */
+#define TLB_NOTDIRTY (1 << 4)
+/* Set if TLB entry is an IO callback. */
+#define TLB_MMIO (1 << 5)
-void cpu_register_physical_memory(target_phys_addr_t start_addr,
- unsigned long size,
- unsigned long phys_offset);
-int cpu_register_io_memory(int io_index,
- CPUReadMemoryFunc **mem_read,
- CPUWriteMemoryFunc **mem_write);
+#define VGA_DIRTY_FLAG 0x01
+#define CODE_DIRTY_FLAG 0x02
+#define MIGRATION_DIRTY_FLAG 0x08
-void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf,
- int len, int is_write);
-static inline void cpu_physical_memory_read(target_phys_addr_t addr,
- uint8_t *buf, int len)
+/* read dirty bit (return 0 or 1) */
+static inline int cpu_physical_memory_is_dirty(ram_addr_t addr)
{
- cpu_physical_memory_rw(addr, buf, len, 0);
+ return ram_list.phys_dirty[addr >> TARGET_PAGE_BITS] == 0xff;
}
-static inline void cpu_physical_memory_write(target_phys_addr_t addr,
- const uint8_t *buf, int len)
+
+static inline int cpu_physical_memory_get_dirty_flags(ram_addr_t addr)
{
- cpu_physical_memory_rw(addr, (uint8_t *)buf, len, 1);
+ return ram_list.phys_dirty[addr >> TARGET_PAGE_BITS];
}
-int cpu_memory_rw_debug(CPUState *env, target_ulong addr,
- uint8_t *buf, int len, int is_write);
+static inline int cpu_physical_memory_get_dirty(ram_addr_t addr,
+ int dirty_flags)
+{
+ return ram_list.phys_dirty[addr >> TARGET_PAGE_BITS] & dirty_flags;
+}
-/* read dirty bit (return 0 or 1) */
-static inline int cpu_physical_memory_is_dirty(target_ulong addr)
+static inline void cpu_physical_memory_set_dirty(ram_addr_t addr)
+{
+ ram_list.phys_dirty[addr >> TARGET_PAGE_BITS] = 0xff;
+}
+
+static inline int cpu_physical_memory_set_dirty_flags(ram_addr_t addr,
+ int dirty_flags)
{
- return phys_ram_dirty[addr >> TARGET_PAGE_BITS];
+ return ram_list.phys_dirty[addr >> TARGET_PAGE_BITS] |= dirty_flags;
}
-static inline void cpu_physical_memory_set_dirty(target_ulong addr)
+static inline void cpu_physical_memory_mask_dirty_range(ram_addr_t start,
+ int length,
+ int dirty_flags)
{
- phys_ram_dirty[addr >> TARGET_PAGE_BITS] = 1;
+ int i, mask, len;
+ uint8_t *p;
+
+ len = length >> TARGET_PAGE_BITS;
+ mask = ~dirty_flags;
+ p = ram_list.phys_dirty + (start >> TARGET_PAGE_BITS);
+ for (i = 0; i < len; i++) {
+ p[i] &= mask;
+ }
}
-void cpu_physical_memory_reset_dirty(target_ulong start, target_ulong end);
+void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t end,
+ int dirty_flags);
+void cpu_tlb_update_dirty(CPUState *env);
+
+int cpu_physical_memory_set_dirty_tracking(int enable);
+
+int cpu_physical_memory_get_dirty_tracking(void);
+
+int cpu_physical_sync_dirty_bitmap(target_phys_addr_t start_addr,
+ target_phys_addr_t end_addr);
+
+int cpu_physical_log_start(target_phys_addr_t start_addr,
+ ram_addr_t size);
+
+int cpu_physical_log_stop(target_phys_addr_t start_addr,
+ ram_addr_t size);
+
+void dump_exec_info(FILE *f, fprintf_function cpu_fprintf);
+#endif /* !CONFIG_USER_ONLY */
+
+int cpu_memory_rw_debug(CPUState *env, target_ulong addr,
+ uint8_t *buf, int len, int is_write);
#endif /* CPU_ALL_H */