diff options
Diffstat (limited to 'hw/pm_smbus.c')
| -rw-r--r-- | hw/pm_smbus.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/hw/pm_smbus.c b/hw/pm_smbus.c index 5d6046de5a..ea1380ca68 100644 --- a/hw/pm_smbus.c +++ b/hw/pm_smbus.c @@ -94,10 +94,11 @@ static void smb_transaction(PMSMBus *s) s->smb_stat |= 0x04; } -void smb_ioport_writeb(void *opaque, uint32_t addr, uint32_t val) +static void smb_ioport_writeb(void *opaque, hwaddr addr, uint64_t val, + unsigned width) { PMSMBus *s = opaque; - addr &= 0x3f; + SMBUS_DPRINTF("SMB writeb port=0x%04x val=0x%02x\n", addr, val); switch(addr) { case SMBHSTSTS: @@ -131,12 +132,11 @@ void smb_ioport_writeb(void *opaque, uint32_t addr, uint32_t val) } } -uint32_t smb_ioport_readb(void *opaque, uint32_t addr) +static uint64_t smb_ioport_readb(void *opaque, hwaddr addr, unsigned width) { PMSMBus *s = opaque; uint32_t val; - addr &= 0x3f; switch(addr) { case SMBHSTSTS: val = s->smb_stat; @@ -170,7 +170,16 @@ uint32_t smb_ioport_readb(void *opaque, uint32_t addr) return val; } +static const MemoryRegionOps pm_smbus_ops = { + .read = smb_ioport_readb, + .write = smb_ioport_writeb, + .valid.min_access_size = 1, + .valid.max_access_size = 1, + .endianness = DEVICE_LITTLE_ENDIAN, +}; + void pm_smbus_init(DeviceState *parent, PMSMBus *smb) { smb->smbus = i2c_init_bus(parent, "i2c"); + memory_region_init_io(&smb->io, &pm_smbus_ops, smb, "pm-smbus", 64); } |