diff options
| author | Bernhard Beschow <shentey@gmail.com> | 2023-05-31 23:10:41 +0200 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@linaro.org> | 2023-07-11 00:11:25 +0200 |
| commit | 5fe24213f0c17c3050a7c9e95db459198e27de0e (patch) | |
| tree | ed6cd1c0dfee94ea7108edd15392c22040cadae7 | |
| parent | bf0576edd71cf4f70352cc8de1cc914b419b36ff (diff) | |
| download | qemu-5fe24213f0c17c3050a7c9e95db459198e27de0e.zip qemu-5fe24213f0c17c3050a7c9e95db459198e27de0e.tar.gz qemu-5fe24213f0c17c3050a7c9e95db459198e27de0e.tar.bz2 | |
hw/ide: Extract bmdma_status_writeb()
Every TYPE_PCI_IDE device performs the same not-so-trivial bit manipulation by
copy'n'paste code. Extract this into bmdma_status_writeb(), mirroring
bmdma_cmd_writeb().
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Message-Id: <20230531211043.41724-6-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
| -rw-r--r-- | hw/ide/cmd646.c | 2 | ||||
| -rw-r--r-- | hw/ide/pci.c | 5 | ||||
| -rw-r--r-- | hw/ide/piix.c | 2 | ||||
| -rw-r--r-- | hw/ide/sii3112.c | 6 | ||||
| -rw-r--r-- | hw/ide/via.c | 2 | ||||
| -rw-r--r-- | include/hw/ide/pci.h | 1 |
6 files changed, 11 insertions, 7 deletions
diff --git a/hw/ide/cmd646.c b/hw/ide/cmd646.c index a094a6e..cabe904 100644 --- a/hw/ide/cmd646.c +++ b/hw/ide/cmd646.c @@ -144,7 +144,7 @@ static void bmdma_write(void *opaque, hwaddr addr, cmd646_update_irq(pci_dev); break; case 2: - bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); + bmdma_status_writeb(bm, val); break; case 3: if (bm == &bm->pci_dev->bmdma[0]) { diff --git a/hw/ide/pci.c b/hw/ide/pci.c index 4cf1e9c..0b26a4c 100644 --- a/hw/ide/pci.c +++ b/hw/ide/pci.c @@ -318,6 +318,11 @@ void bmdma_cmd_writeb(BMDMAState *bm, uint32_t val) bm->cmd = val & 0x09; } +void bmdma_status_writeb(BMDMAState *bm, uint32_t val) +{ + bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); +} + static uint64_t bmdma_addr_read(void *opaque, hwaddr addr, unsigned width) { diff --git a/hw/ide/piix.c b/hw/ide/piix.c index a32f7cc..47e0b47 100644 --- a/hw/ide/piix.c +++ b/hw/ide/piix.c @@ -76,7 +76,7 @@ static void bmdma_write(void *opaque, hwaddr addr, bmdma_cmd_writeb(bm, val); break; case 2: - bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); + bmdma_status_writeb(bm, val); break; } } diff --git a/hw/ide/sii3112.c b/hw/ide/sii3112.c index 5dd3d03..63dc4a0 100644 --- a/hw/ide/sii3112.c +++ b/hw/ide/sii3112.c @@ -149,8 +149,7 @@ static void sii3112_reg_write(void *opaque, hwaddr addr, break; case 0x02: case 0x12: - d->i.bmdma[0].status = (val & 0x60) | (d->i.bmdma[0].status & 1) | - (d->i.bmdma[0].status & ~val & 6); + bmdma_status_writeb(&d->i.bmdma[0], val); break; case 0x04 ... 0x07: bmdma_addr_ioport_ops.write(&d->i.bmdma[0], addr - 4, val, size); @@ -165,8 +164,7 @@ static void sii3112_reg_write(void *opaque, hwaddr addr, break; case 0x0a: case 0x1a: - d->i.bmdma[1].status = (val & 0x60) | (d->i.bmdma[1].status & 1) | - (d->i.bmdma[1].status & ~val & 6); + bmdma_status_writeb(&d->i.bmdma[1], val); break; case 0x0c ... 0x0f: bmdma_addr_ioport_ops.write(&d->i.bmdma[1], addr - 12, val, size); diff --git a/hw/ide/via.c b/hw/ide/via.c index 91253fa..fff2380 100644 --- a/hw/ide/via.c +++ b/hw/ide/via.c @@ -75,7 +75,7 @@ static void bmdma_write(void *opaque, hwaddr addr, bmdma_cmd_writeb(bm, val); break; case 2: - bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); + bmdma_status_writeb(bm, val); break; default:; } diff --git a/include/hw/ide/pci.h b/include/hw/ide/pci.h index 74c127e..1ff469d 100644 --- a/include/hw/ide/pci.h +++ b/include/hw/ide/pci.h @@ -58,6 +58,7 @@ struct PCIIDEState { void bmdma_init(IDEBus *bus, BMDMAState *bm, PCIIDEState *d); void bmdma_cmd_writeb(BMDMAState *bm, uint32_t val); +void bmdma_status_writeb(BMDMAState *bm, uint32_t val); extern MemoryRegionOps bmdma_addr_ioport_ops; void pci_ide_create_devs(PCIDevice *dev); |