ioport: Remove unused old dispatching services

Remove unused ioport_register and isa_unassign_ioport along with
everything that only those services used.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 0 insertions, 238 deletions

diff --git a/ioport.c b/ioport.c
index 347da2c..ef6fb96 100644
--- a/ioport.c
+++ b/ioport.c
@@ -30,18 +30,8 @@
 #include "exec/memory.h"
 #include "exec/address-spaces.h"
 
-/***********************************************************/
-/* IO Port */
-
-//#define DEBUG_UNUSED_IOPORT
 //#define DEBUG_IOPORT
 
-#ifdef DEBUG_UNUSED_IOPORT
-#  define LOG_UNUSED_IOPORT(fmt, ...) fprintf(stderr, fmt, ## __VA_ARGS__)
-#else
-#  define LOG_UNUSED_IOPORT(fmt, ...) do{ } while (0)
-#endif
-
 #ifdef DEBUG_IOPORT
 #  define LOG_IOPORT(...) qemu_log_mask(CPU_LOG_IOPORT, ## __VA_ARGS__)
 #else
@@ -54,234 +44,6 @@ typedef struct MemoryRegionPortioList {
     MemoryRegionPortio ports[];
 } MemoryRegionPortioList;
 
-/* XXX: use a two level table to limit memory usage */
-
-static void *ioport_opaque[MAX_IOPORTS];
-static IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
-static IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
-static IOPortDestructor *ioport_destructor_table[MAX_IOPORTS];
-
-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 * const 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 * const 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)
-{
-    LOG_UNUSED_IOPORT("unused inb: port=0x%04"PRIx32"\n", address);
-    return 0xff;
-}
-
-static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
-{
-    LOG_UNUSED_IOPORT("unused outb: port=0x%04"PRIx32" data=0x%02"PRIx32"\n",
-                      address, data);
-}
-
-/* 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) & IOPORTS_MASK;
-    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) & IOPORTS_MASK;
-    ioport_write(0, address, (data >> 8) & 0xff);
-}
-
-static uint32_t default_ioport_readl(void *opaque, uint32_t address)
-{
-    LOG_UNUSED_IOPORT("unused inl: port=0x%04"PRIx32"\n", address);
-    return 0xffffffff;
-}
-
-static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
-{
-    LOG_UNUSED_IOPORT("unused outl: port=0x%04"PRIx32" data=0x%02"PRIx32"\n",
-                      address, data);
-}
-
-static int ioport_bsize(int size, int *bsize)
-{
-    if (size == 1) {
-        *bsize = 0;
-    } else if (size == 2) {
-        *bsize = 1;
-    } else if (size == 4) {
-        *bsize = 2;
-    } else {
-        return -1;
-    }
-    return 0;
-}
-
-/* size is the word size in byte */
-static int register_ioport_read(pio_addr_t start, int length, int size,
-                                IOPortReadFunc *func, void *opaque)
-{
-    int i, bsize;
-
-    if (ioport_bsize(size, &bsize)) {
-        hw_error("register_ioport_read: invalid size");
-        return -1;
-    }
-    for(i = start; i < start + length; ++i) {
-        ioport_read_table[bsize][i] = func;
-        if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
-            hw_error("register_ioport_read: invalid opaque for address 0x%x",
-                     i);
-        ioport_opaque[i] = opaque;
-    }
-    return 0;
-}
-
-/* size is the word size in byte */
-static int register_ioport_write(pio_addr_t start, int length, int size,
-                                 IOPortWriteFunc *func, void *opaque)
-{
-    int i, bsize;
-
-    if (ioport_bsize(size, &bsize)) {
-        hw_error("register_ioport_write: invalid size");
-        return -1;
-    }
-    for(i = start; i < start + length; ++i) {
-        ioport_write_table[bsize][i] = func;
-        if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
-            hw_error("register_ioport_write: invalid opaque for address 0x%x",
-                     i);
-        ioport_opaque[i] = opaque;
-    }
-    return 0;
-}
-
-static uint32_t ioport_readb_thunk(void *opaque, uint32_t addr)
-{
-    IORange *ioport = opaque;
-    uint64_t data;
-
-    ioport->ops->read(ioport, addr - ioport->base, 1, &data);
-    return data;
-}
-
-static uint32_t ioport_readw_thunk(void *opaque, uint32_t addr)
-{
-    IORange *ioport = opaque;
-    uint64_t data;
-
-    ioport->ops->read(ioport, addr - ioport->base, 2, &data);
-    return data;
-}
-
-static uint32_t ioport_readl_thunk(void *opaque, uint32_t addr)
-{
-    IORange *ioport = opaque;
-    uint64_t data;
-
-    ioport->ops->read(ioport, addr - ioport->base, 4, &data);
-    return data;
-}
-
-static void ioport_writeb_thunk(void *opaque, uint32_t addr, uint32_t data)
-{
-    IORange *ioport = opaque;
-
-    ioport->ops->write(ioport, addr - ioport->base, 1, data);
-}
-
-static void ioport_writew_thunk(void *opaque, uint32_t addr, uint32_t data)
-{
-    IORange *ioport = opaque;
-
-    ioport->ops->write(ioport, addr - ioport->base, 2, data);
-}
-
-static void ioport_writel_thunk(void *opaque, uint32_t addr, uint32_t data)
-{
-    IORange *ioport = opaque;
-
-    ioport->ops->write(ioport, addr - ioport->base, 4, data);
-}
-
-static void iorange_destructor_thunk(void *opaque)
-{
-    IORange *iorange = opaque;
-
-    if (iorange->ops->destructor) {
-        iorange->ops->destructor(iorange);
-    }
-}
-
-void ioport_register(IORange *ioport)
-{
-    register_ioport_read(ioport->base, ioport->len, 1,
-                         ioport_readb_thunk, ioport);
-    register_ioport_read(ioport->base, ioport->len, 2,
-                         ioport_readw_thunk, ioport);
-    register_ioport_read(ioport->base, ioport->len, 4,
-                         ioport_readl_thunk, ioport);
-    register_ioport_write(ioport->base, ioport->len, 1,
-                          ioport_writeb_thunk, ioport);
-    register_ioport_write(ioport->base, ioport->len, 2,
-                          ioport_writew_thunk, ioport);
-    register_ioport_write(ioport->base, ioport->len, 4,
-                          ioport_writel_thunk, ioport);
-    ioport_destructor_table[ioport->base] = iorange_destructor_thunk;
-}
-
-void isa_unassign_ioport(pio_addr_t start, int length)
-{
-    int i;
-
-    if (ioport_destructor_table[start]) {
-        ioport_destructor_table[start](ioport_opaque[start]);
-        ioport_destructor_table[start] = NULL;
-    }
-    for(i = start; i < start + length; i++) {
-        ioport_read_table[0][i] = NULL;
-        ioport_read_table[1][i] = NULL;
-        ioport_read_table[2][i] = NULL;
-
-        ioport_write_table[0][i] = NULL;
-        ioport_write_table[1][i] = NULL;
-        ioport_write_table[2][i] = NULL;
-
-        ioport_opaque[i] = NULL;
-    }
-}
-
-/***********************************************************/
-
 void cpu_outb(pio_addr_t addr, uint8_t val)
 {
     LOG_IOPORT("outb: %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);