mirror of
https://github.com/Cxbx-Reloaded/unicorn.git
synced 2024-12-13 14:06:33 +00:00
127 lines
4.1 KiB
C
127 lines
4.1 KiB
C
/*
|
|
* QEMU System Emulator
|
|
*
|
|
* Copyright (c) 2003-2008 Fabrice Bellard
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
/*
|
|
* splitted out ioport related stuffs from vl.c.
|
|
*/
|
|
|
|
/* Modified for Unicorn Engine by Nguyen Anh Quynh, 2015 */
|
|
|
|
#include "exec/ioport.h"
|
|
#include "exec/memory.h"
|
|
#include "exec/address-spaces.h"
|
|
|
|
#include "uc_priv.h"
|
|
|
|
//#define DEBUG_IOPORT
|
|
|
|
#ifdef DEBUG_IOPORT
|
|
# define LOG_IOPORT(...) qemu_log_mask(CPU_LOG_IOPORT, ## __VA_ARGS__)
|
|
#else
|
|
# define LOG_IOPORT(...) do { } while (0)
|
|
#endif
|
|
|
|
typedef struct MemoryRegionPortioList {
|
|
MemoryRegion mr;
|
|
void *portio_opaque;
|
|
MemoryRegionPortio ports[];
|
|
} MemoryRegionPortioList;
|
|
|
|
static uint64_t unassigned_io_read(struct uc_struct* uc, void *opaque, hwaddr addr, unsigned size)
|
|
{
|
|
return -1ULL;
|
|
}
|
|
|
|
static void unassigned_io_write(struct uc_struct* uc, void *opaque, hwaddr addr, uint64_t val,
|
|
unsigned size)
|
|
{
|
|
}
|
|
|
|
const MemoryRegionOps unassigned_io_ops = {
|
|
.read = unassigned_io_read,
|
|
.write = unassigned_io_write,
|
|
.endianness = DEVICE_NATIVE_ENDIAN,
|
|
};
|
|
|
|
void cpu_outb(struct uc_struct *uc, pio_addr_t addr, uint8_t val)
|
|
{
|
|
//LOG_IOPORT("outb: %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);
|
|
// Unicorn: call interrupt callback if registered
|
|
if (uc->hook_out_idx)
|
|
((uc_cb_insn_out_t)uc->hook_callbacks[uc->hook_out_idx].callback)(
|
|
uc, addr, 1, val,
|
|
uc->hook_callbacks[uc->hook_out_idx].user_data);
|
|
}
|
|
|
|
void cpu_outw(struct uc_struct *uc, pio_addr_t addr, uint16_t val)
|
|
{
|
|
//LOG_IOPORT("outw: %04"FMT_pioaddr" %04"PRIx16"\n", addr, val);
|
|
// Unicorn: call interrupt callback if registered
|
|
if (uc->hook_out_idx)
|
|
((uc_cb_insn_out_t)uc->hook_callbacks[uc->hook_out_idx].callback)(
|
|
uc, addr, 2, val,
|
|
uc->hook_callbacks[uc->hook_out_idx].user_data);
|
|
}
|
|
|
|
void cpu_outl(struct uc_struct *uc, pio_addr_t addr, uint32_t val)
|
|
{
|
|
//LOG_IOPORT("outl: %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
|
|
if (uc->hook_out_idx)
|
|
((uc_cb_insn_out_t)uc->hook_callbacks[uc->hook_out_idx].callback)(
|
|
uc, addr, 4, val,
|
|
uc->hook_callbacks[uc->hook_out_idx].user_data);
|
|
}
|
|
|
|
uint8_t cpu_inb(struct uc_struct *uc, pio_addr_t addr)
|
|
{
|
|
//LOG_IOPORT("inb : %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);
|
|
if (uc->hook_in_idx)
|
|
return ((uc_cb_insn_in_t)uc->hook_callbacks[uc->hook_in_idx].callback)(
|
|
uc, addr, 1,
|
|
uc->hook_callbacks[uc->hook_in_idx].user_data);
|
|
|
|
return 0;
|
|
}
|
|
|
|
uint16_t cpu_inw(struct uc_struct *uc, pio_addr_t addr)
|
|
{
|
|
//LOG_IOPORT("inw : %04"FMT_pioaddr" %04"PRIx16"\n", addr, val);
|
|
if (uc->hook_in_idx)
|
|
return ((uc_cb_insn_in_t)uc->hook_callbacks[uc->hook_in_idx].callback)(
|
|
uc, addr, 2,
|
|
uc->hook_callbacks[uc->hook_in_idx].user_data);
|
|
|
|
return 0;
|
|
}
|
|
|
|
uint32_t cpu_inl(struct uc_struct *uc, pio_addr_t addr)
|
|
{
|
|
//LOG_IOPORT("inl : %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
|
|
if (uc->hook_in_idx)
|
|
return ((uc_cb_insn_in_t)uc->hook_callbacks[uc->hook_in_idx].callback)(
|
|
uc, addr, 4,
|
|
uc->hook_callbacks[uc->hook_in_idx].user_data);
|
|
|
|
return 0;
|
|
}
|