-static IOPortReadFunc default_ioport_readb, default_ioport_readw, default_ioport_readl;
-static IOPortWriteFunc default_ioport_writeb, default_ioport_writew, default_ioport_writel;
-
-static uint32_t ioport_read(int index, uint32_t address)
-{
- static IOPortReadFunc *default_func[3] = {
- default_ioport_readb,
- default_ioport_readw,
- default_ioport_readl
- };
- IOPortReadFunc *func = ioport_read_table[index][address];
- if (!func)
- func = default_func[index];
- return func(ioport_opaque[address], address);
-}
-
-static void ioport_write(int index, uint32_t address, uint32_t data)
-{
- static IOPortWriteFunc *default_func[3] = {
- default_ioport_writeb,
- default_ioport_writew,
- default_ioport_writel
- };
- IOPortWriteFunc *func = ioport_write_table[index][address];
- if (!func)
- func = default_func[index];
- func(ioport_opaque[address], address, data);
-}
-
-static uint32_t default_ioport_readb(void *opaque, uint32_t address)
-{
-#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "unused inb: port=0x%04x\n", address);
-#endif
- return 0xff;
-}
-
-static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
-{
-#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
-#endif
-}
-
-/* default is to make two byte accesses */
-static uint32_t default_ioport_readw(void *opaque, uint32_t address)
-{
- uint32_t data;
- data = ioport_read(0, address);
- address = (address + 1) & (MAX_IOPORTS - 1);
- data |= ioport_read(0, address) << 8;
- return data;
-}
-
-static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
-{
- ioport_write(0, address, data & 0xff);
- address = (address + 1) & (MAX_IOPORTS - 1);
- ioport_write(0, address, (data >> 8) & 0xff);
-}
-
-static uint32_t default_ioport_readl(void *opaque, uint32_t address)
-{
-#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "unused inl: port=0x%04x\n", address);
-#endif
- return 0xffffffff;
-}
-
-static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
-{
-#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
-#endif
-}
-
-/* size is the word size in byte */
-int register_ioport_read(int start, int length, int size,
- IOPortReadFunc *func, void *opaque)
-{
- int i, bsize;
-
- if (size == 1) {
- bsize = 0;
- } else if (size == 2) {
- bsize = 1;
- } else if (size == 4) {
- bsize = 2;
- } else {
- hw_error("register_ioport_read: invalid size");
- return -1;
- }
- for(i = start; i < start + length; i += size) {
- ioport_read_table[bsize][i] = func;
- if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
- hw_error("register_ioport_read: invalid opaque");
- ioport_opaque[i] = opaque;
- }
- return 0;
-}
-
-/* size is the word size in byte */
-int register_ioport_write(int start, int length, int size,
- IOPortWriteFunc *func, void *opaque)
-{
- int i, bsize;
-
- if (size == 1) {
- bsize = 0;
- } else if (size == 2) {
- bsize = 1;
- } else if (size == 4) {
- bsize = 2;
- } else {
- hw_error("register_ioport_write: invalid size");
- return -1;
- }
- for(i = start; i < start + length; i += size) {
- ioport_write_table[bsize][i] = func;
- if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
- hw_error("register_ioport_write: invalid opaque");
- ioport_opaque[i] = opaque;
- }
- return 0;
-}
-
-void isa_unassign_ioport(int start, int length)
-{
- int i;
-
- for(i = start; i < start + length; i++) {
- ioport_read_table[0][i] = default_ioport_readb;
- ioport_read_table[1][i] = default_ioport_readw;
- ioport_read_table[2][i] = default_ioport_readl;
-
- ioport_write_table[0][i] = default_ioport_writeb;
- ioport_write_table[1][i] = default_ioport_writew;
- ioport_write_table[2][i] = default_ioport_writel;
-
- ioport_opaque[i] = NULL;
- }
-}
-
-/***********************************************************/
-
-void cpu_outb(CPUState *env, int addr, int val)
-{
- LOG_IOPORT("outb: %04x %02x\n", addr, val);
- ioport_write(0, addr, val);
-#ifdef CONFIG_KQEMU
- if (env)
- env->last_io_time = cpu_get_time_fast();
-#endif
-}
-
-void cpu_outw(CPUState *env, int addr, int val)
-{
- LOG_IOPORT("outw: %04x %04x\n", addr, val);
- ioport_write(1, addr, val);
-#ifdef CONFIG_KQEMU
- if (env)
- env->last_io_time = cpu_get_time_fast();
-#endif
-}
-
-void cpu_outl(CPUState *env, int addr, int val)
-{
- LOG_IOPORT("outl: %04x %08x\n", addr, val);
- ioport_write(2, addr, val);
-#ifdef CONFIG_KQEMU
- if (env)
- env->last_io_time = cpu_get_time_fast();
-#endif
-}
-
-int cpu_inb(CPUState *env, int addr)
-{
- int val;
- val = ioport_read(0, addr);
- LOG_IOPORT("inb : %04x %02x\n", addr, val);
-#ifdef CONFIG_KQEMU
- if (env)
- env->last_io_time = cpu_get_time_fast();
-#endif
- return val;
-}
-
-int cpu_inw(CPUState *env, int addr)
-{
- int val;
- val = ioport_read(1, addr);
- LOG_IOPORT("inw : %04x %04x\n", addr, val);
-#ifdef CONFIG_KQEMU
- if (env)
- env->last_io_time = cpu_get_time_fast();
-#endif
- return val;
-}
-
-int cpu_inl(CPUState *env, int addr)
-{
- int val;
- val = ioport_read(2, addr);
- LOG_IOPORT("inl : %04x %08x\n", addr, val);
-#ifdef CONFIG_KQEMU
- if (env)
- env->last_io_time = cpu_get_time_fast();
-#endif
- return val;
-}
-