diff options
author | Richard Henderson <rth@twiddle.net> | 2011-08-10 15:28:14 -0700 |
---|---|---|
committer | Avi Kivity <avi@redhat.com> | 2011-09-25 14:58:36 +0300 |
commit | beae3979451219e8dc288ae7d7a14e8b438cb5fb (patch) | |
tree | 3436bd14204695553af276381594d9537c3165af | |
parent | 4bae1efe63a507b99cad4f8c8b8cf6fa8d203881 (diff) |
cs4231a: Convert to MemoryRegion
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r-- | hw/cs4231a.c | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/hw/cs4231a.c b/hw/cs4231a.c index 598f0322d9..e16665e196 100644 --- a/hw/cs4231a.c +++ b/hw/cs4231a.c @@ -59,6 +59,7 @@ static struct { typedef struct CSState { ISADevice dev; QEMUSoundCard card; + MemoryRegion ioports; qemu_irq pic; uint32_t regs[CS_REGS]; uint8_t dregs[CS_DREGS]; @@ -74,14 +75,6 @@ typedef struct CSState { int16_t *tab; } CSState; -#define IO_READ_PROTO(name) \ - static uint32_t name (void *opaque, uint32_t addr) - -#define IO_WRITE_PROTO(name) \ - static void name (void *opaque, uint32_t addr, uint32_t val) - -#define GET_SADDR(addr) (addr & 3) - #define MODE2 (1 << 6) #define MCE (1 << 6) #define PMCE (1 << 4) @@ -353,12 +346,12 @@ static void cs_reset_voices (CSState *s, uint32_t val) } } -IO_READ_PROTO (cs_read) +static uint64_t cs_read(void *opaque, target_phys_addr_t addr, unsigned size) { CSState *s = opaque; uint32_t saddr, iaddr, ret; - saddr = GET_SADDR (addr); + saddr = addr; iaddr = ~0U; switch (saddr) { @@ -390,12 +383,14 @@ IO_READ_PROTO (cs_read) return ret; } -IO_WRITE_PROTO (cs_write) +static void cs_write(void *opaque, target_phys_addr_t addr, + uint64_t val64, unsigned size) { CSState *s = opaque; - uint32_t saddr, iaddr; + uint32_t saddr, iaddr, val; - saddr = GET_SADDR (addr); + saddr = addr; + val = val64; switch (saddr) { case Index_Address: @@ -637,18 +632,23 @@ static const VMStateDescription vmstate_cs4231a = { } }; +static const MemoryRegionOps cs_ioport_ops = { + .read = cs_read, + .write = cs_write, + .impl = { + .min_access_size = 1, + .max_access_size = 1, + } +}; + static int cs4231a_initfn (ISADevice *dev) { CSState *s = DO_UPCAST (CSState, dev, dev); - int i; isa_init_irq (dev, &s->pic, s->irq); - for (i = 0; i < 4; i++) { - isa_init_ioport(dev, i); - register_ioport_write (s->port + i, 1, 1, cs_write, s); - register_ioport_read (s->port + i, 1, 1, cs_read, s); - } + memory_region_init_io(&s->ioports, &cs_ioport_ops, s, "cs4231a", 4); + isa_register_ioport(dev, &s->ioports, s->port); DMA_register_channel (s->dma, cs_dma_read, s); |