diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/ide/cmd646.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/hw/ide/cmd646.c b/hw/ide/cmd646.c index 11a3e52d71..b8dc4ab9ea 100644 --- a/hw/ide/cmd646.c +++ b/hw/ide/cmd646.c @@ -243,8 +243,6 @@ static void bmdma_setup_bar(PCIIDEState *d) } } -/* XXX: call it also when the MRDMODE is changed from the PCI config - registers */ static void cmd646_update_irq(PCIDevice *pd) { int pci_level; @@ -283,6 +281,30 @@ static void cmd646_reset(void *opaque) } } +static uint32_t cmd646_pci_config_read(PCIDevice *d, + uint32_t address, int len) +{ + return pci_default_read_config(d, address, len); +} + +static void cmd646_pci_config_write(PCIDevice *d, uint32_t addr, uint32_t val, + int l) +{ + uint32_t i; + + pci_default_write_config(d, addr, val, l); + + for (i = addr; i < addr + l; i++) { + switch (i) { + case MRDMODE: + cmd646_update_dma_interrupts(d); + break; + } + } + + cmd646_update_irq(d); +} + /* CMD646 PCI IDE controller */ static int pci_cmd646_ide_initfn(PCIDevice *dev) { @@ -299,6 +321,10 @@ static int pci_cmd646_ide_initfn(PCIDevice *dev) pci_conf[CNTRL] |= CNTRL_EN_CH1; /* enable IDE1 */ } + /* Set write-to-clear interrupt bits */ + dev->wmask[MRDMODE] = 0x0; + dev->w1cmask[MRDMODE] = MRDMODE_INTR_CH0 | MRDMODE_INTR_CH1; + setup_cmd646_bar(d, 0); setup_cmd646_bar(d, 1); pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &d->cmd646_bar[0].data); @@ -371,6 +397,8 @@ static void cmd646_ide_class_init(ObjectClass *klass, void *data) k->device_id = PCI_DEVICE_ID_CMD_646; k->revision = 0x07; k->class_id = PCI_CLASS_STORAGE_IDE; + k->config_read = cmd646_pci_config_read; + k->config_write = cmd646_pci_config_write; dc->props = cmd646_ide_properties; } |