mirror of
https://github.com/xemu-project/xemu.git
synced 2024-11-23 19:49:43 +00:00
88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
#include "rwhandler.h"
|
|
#include "ioport.h"
|
|
#include "cpu-all.h"
|
|
|
|
#define RWHANDLER_WRITE(name, len, type) \
|
|
static void name(void *opaque, type addr, uint32_t value) \
|
|
{\
|
|
struct ReadWriteHandler *handler = opaque;\
|
|
handler->write(handler, addr, value, len);\
|
|
}
|
|
|
|
#define RWHANDLER_READ(name, len, type) \
|
|
static uint32_t name(void *opaque, type addr) \
|
|
{ \
|
|
struct ReadWriteHandler *handler = opaque; \
|
|
return handler->read(handler, addr, len); \
|
|
}
|
|
|
|
RWHANDLER_WRITE(cpu_io_memory_simple_writeb, 1, target_phys_addr_t);
|
|
RWHANDLER_READ(cpu_io_memory_simple_readb, 1, target_phys_addr_t);
|
|
RWHANDLER_WRITE(cpu_io_memory_simple_writew, 2, target_phys_addr_t);
|
|
RWHANDLER_READ(cpu_io_memory_simple_readw, 2, target_phys_addr_t);
|
|
RWHANDLER_WRITE(cpu_io_memory_simple_writel, 4, target_phys_addr_t);
|
|
RWHANDLER_READ(cpu_io_memory_simple_readl, 4, target_phys_addr_t);
|
|
|
|
static CPUWriteMemoryFunc * const cpu_io_memory_simple_write[] = {
|
|
&cpu_io_memory_simple_writeb,
|
|
&cpu_io_memory_simple_writew,
|
|
&cpu_io_memory_simple_writel,
|
|
};
|
|
|
|
static CPUReadMemoryFunc * const cpu_io_memory_simple_read[] = {
|
|
&cpu_io_memory_simple_readb,
|
|
&cpu_io_memory_simple_readw,
|
|
&cpu_io_memory_simple_readl,
|
|
};
|
|
|
|
int cpu_register_io_memory_simple(struct ReadWriteHandler *handler)
|
|
{
|
|
if (!handler->read || !handler->write) {
|
|
return -1;
|
|
}
|
|
return cpu_register_io_memory(cpu_io_memory_simple_read,
|
|
cpu_io_memory_simple_write,
|
|
handler);
|
|
}
|
|
|
|
RWHANDLER_WRITE(ioport_simple_writeb, 1, uint32_t);
|
|
RWHANDLER_READ(ioport_simple_readb, 1, uint32_t);
|
|
RWHANDLER_WRITE(ioport_simple_writew, 2, uint32_t);
|
|
RWHANDLER_READ(ioport_simple_readw, 2, uint32_t);
|
|
RWHANDLER_WRITE(ioport_simple_writel, 4, uint32_t);
|
|
RWHANDLER_READ(ioport_simple_readl, 4, uint32_t);
|
|
|
|
int register_ioport_simple(ReadWriteHandler* handler,
|
|
pio_addr_t start, int length, int size)
|
|
{
|
|
IOPortWriteFunc *write;
|
|
IOPortReadFunc *read;
|
|
int r;
|
|
switch (size) {
|
|
case 1:
|
|
write = ioport_simple_writeb;
|
|
read = ioport_simple_readb;
|
|
break;
|
|
case 2:
|
|
write = ioport_simple_writew;
|
|
read = ioport_simple_readw;
|
|
break;
|
|
default:
|
|
write = ioport_simple_writel;
|
|
read = ioport_simple_readl;
|
|
}
|
|
if (handler->write) {
|
|
r = register_ioport_write(start, length, size, write, handler);
|
|
if (r < 0) {
|
|
return r;
|
|
}
|
|
}
|
|
if (handler->read) {
|
|
r = register_ioport_read(start, length, size, read, handler);
|
|
if (r < 0) {
|
|
return r;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|