mirror of
https://github.com/xemu-project/xemu.git
synced 2024-12-18 09:19:53 +00:00
c227f0995e
In the very least, a change like this requires discussion on the list.
The naming convention is goofy and it causes a massive merge problem. Something
like this _must_ be presented on the list first so people can provide input
and cope with it.
This reverts commit 99a0949b72.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
91 lines
3.6 KiB
C
91 lines
3.6 KiB
C
#ifndef CPU_COMMON_H
|
|
#define CPU_COMMON_H 1
|
|
|
|
/* CPU interfaces that are target indpendent. */
|
|
|
|
#if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__)
|
|
#define WORDS_ALIGNED
|
|
#endif
|
|
|
|
#include "bswap.h"
|
|
|
|
/* address in the RAM (different from a physical address) */
|
|
typedef unsigned long ram_addr_t;
|
|
|
|
/* memory API */
|
|
|
|
typedef void CPUWriteMemoryFunc(void *opaque, target_phys_addr_t addr, uint32_t value);
|
|
typedef uint32_t CPUReadMemoryFunc(void *opaque, target_phys_addr_t addr);
|
|
|
|
void cpu_register_physical_memory_offset(target_phys_addr_t start_addr,
|
|
ram_addr_t size,
|
|
ram_addr_t phys_offset,
|
|
ram_addr_t region_offset);
|
|
static inline void cpu_register_physical_memory(target_phys_addr_t start_addr,
|
|
ram_addr_t size,
|
|
ram_addr_t phys_offset)
|
|
{
|
|
cpu_register_physical_memory_offset(start_addr, size, phys_offset, 0);
|
|
}
|
|
|
|
ram_addr_t cpu_get_physical_page_desc(target_phys_addr_t addr);
|
|
ram_addr_t qemu_ram_alloc(ram_addr_t);
|
|
void qemu_ram_free(ram_addr_t addr);
|
|
/* This should only be used for ram local to a device. */
|
|
void *qemu_get_ram_ptr(ram_addr_t addr);
|
|
/* This should not be used by devices. */
|
|
ram_addr_t qemu_ram_addr_from_host(void *ptr);
|
|
|
|
int cpu_register_io_memory(CPUReadMemoryFunc * const *mem_read,
|
|
CPUWriteMemoryFunc * const *mem_write,
|
|
void *opaque);
|
|
void cpu_unregister_io_memory(int table_address);
|
|
|
|
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)
|
|
{
|
|
cpu_physical_memory_rw(addr, buf, len, 0);
|
|
}
|
|
static inline void cpu_physical_memory_write(target_phys_addr_t addr,
|
|
const uint8_t *buf, int len)
|
|
{
|
|
cpu_physical_memory_rw(addr, (uint8_t *)buf, len, 1);
|
|
}
|
|
void *cpu_physical_memory_map(target_phys_addr_t addr,
|
|
target_phys_addr_t *plen,
|
|
int is_write);
|
|
void cpu_physical_memory_unmap(void *buffer, target_phys_addr_t len,
|
|
int is_write, target_phys_addr_t access_len);
|
|
void *cpu_register_map_client(void *opaque, void (*callback)(void *opaque));
|
|
void cpu_unregister_map_client(void *cookie);
|
|
|
|
uint32_t ldub_phys(target_phys_addr_t addr);
|
|
uint32_t lduw_phys(target_phys_addr_t addr);
|
|
uint32_t ldl_phys(target_phys_addr_t addr);
|
|
uint64_t ldq_phys(target_phys_addr_t addr);
|
|
void stl_phys_notdirty(target_phys_addr_t addr, uint32_t val);
|
|
void stq_phys_notdirty(target_phys_addr_t addr, uint64_t val);
|
|
void stb_phys(target_phys_addr_t addr, uint32_t val);
|
|
void stw_phys(target_phys_addr_t addr, uint32_t val);
|
|
void stl_phys(target_phys_addr_t addr, uint32_t val);
|
|
void stq_phys(target_phys_addr_t addr, uint64_t val);
|
|
|
|
void cpu_physical_memory_write_rom(target_phys_addr_t addr,
|
|
const uint8_t *buf, int len);
|
|
|
|
#define IO_MEM_SHIFT 3
|
|
|
|
#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_NOTDIRTY (3 << IO_MEM_SHIFT)
|
|
|
|
/* Acts like a ROM when read and like a device when written. */
|
|
#define IO_MEM_ROMD (1)
|
|
#define IO_MEM_SUBPAGE (2)
|
|
#define IO_MEM_SUBWIDTH (4)
|
|
|
|
#endif /* !CPU_COMMON_H */
|