ide: rename cmd_write to ctrl_write

It's the Control register, part of the Control block -- Command is
misleading here. Rename all related functions and constants.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
This commit is contained in:
John Snow 2020-07-24 01:22:54 -04:00
parent 1d1c4bdb73
commit 98d9891223
7 changed files with 24 additions and 23 deletions

View File

@ -2235,25 +2235,25 @@ uint32_t ide_status_read(void *opaque, uint32_t addr)
return ret;
}
void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
void ide_ctrl_write(void *opaque, uint32_t addr, uint32_t val)
{
IDEBus *bus = opaque;
IDEState *s;
int i;
trace_ide_cmd_write(addr, val, bus);
trace_ide_ctrl_write(addr, val, bus);
/* common for both drives */
if (!(bus->cmd & IDE_CMD_RESET) &&
(val & IDE_CMD_RESET)) {
if (!(bus->cmd & IDE_CTRL_RESET) &&
(val & IDE_CTRL_RESET)) {
/* reset low to high */
for(i = 0;i < 2; i++) {
s = &bus->ifs[i];
s->status = BUSY_STAT | SEEK_STAT;
s->error = 0x01;
}
} else if ((bus->cmd & IDE_CMD_RESET) &&
!(val & IDE_CMD_RESET)) {
} else if ((bus->cmd & IDE_CTRL_RESET) &&
!(val & IDE_CTRL_RESET)) {
/* high to low */
for(i = 0;i < 2; i++) {
s = &bus->ifs[i];

View File

@ -46,7 +46,7 @@ static const MemoryRegionPortio ide_portio_list[] = {
};
static const MemoryRegionPortio ide_portio2_list[] = {
{ 0, 1, 1, .read = ide_status_read, .write = ide_cmd_write },
{ 0, 1, 1, .read = ide_status_read, .write = ide_ctrl_write },
PORTIO_END_OF_LIST(),
};

View File

@ -329,7 +329,7 @@ static void pmac_ide_write(void *opaque, hwaddr addr, uint64_t val,
case 0x8:
case 0x16:
if (size == 1) {
ide_cmd_write(&d->bus, 0, val);
ide_ctrl_write(&d->bus, 0, val);
}
break;
case 0x20:

View File

@ -98,16 +98,16 @@ static uint64_t mmio_ide_status_read(void *opaque, hwaddr addr,
return ide_status_read(&s->bus, 0);
}
static void mmio_ide_cmd_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
static void mmio_ide_ctrl_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
MMIOState *s = opaque;
ide_cmd_write(&s->bus, 0, val);
ide_ctrl_write(&s->bus, 0, val);
}
static const MemoryRegionOps mmio_ide_cs_ops = {
.read = mmio_ide_status_read,
.write = mmio_ide_cmd_write,
.write = mmio_ide_ctrl_write,
.endianness = DEVICE_LITTLE_ENDIAN,
};

View File

@ -38,7 +38,7 @@
(IDE_RETRY_DMA | IDE_RETRY_PIO | \
IDE_RETRY_READ | IDE_RETRY_FLUSH)
static uint64_t pci_ide_cmd_read(void *opaque, hwaddr addr, unsigned size)
static uint64_t pci_ide_status_read(void *opaque, hwaddr addr, unsigned size)
{
IDEBus *bus = opaque;
@ -48,20 +48,20 @@ static uint64_t pci_ide_cmd_read(void *opaque, hwaddr addr, unsigned size)
return ide_status_read(bus, addr + 2);
}
static void pci_ide_cmd_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
static void pci_ide_ctrl_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
IDEBus *bus = opaque;
if (addr != 2 || size != 1) {
return;
}
ide_cmd_write(bus, addr + 2, data);
ide_ctrl_write(bus, addr + 2, data);
}
const MemoryRegionOps pci_ide_cmd_le_ops = {
.read = pci_ide_cmd_read,
.write = pci_ide_cmd_write,
.read = pci_ide_status_read,
.write = pci_ide_ctrl_write,
.endianness = DEVICE_LITTLE_ENDIAN,
};

View File

@ -5,7 +5,7 @@
ide_ioport_read(uint32_t addr, const char *reg, uint32_t val, void *bus, void *s) "IDE PIO rd @ 0x%"PRIx32" (%s); val 0x%02"PRIx32"; bus %p IDEState %p"
ide_ioport_write(uint32_t addr, const char *reg, uint32_t val, void *bus, void *s) "IDE PIO wr @ 0x%"PRIx32" (%s); val 0x%02"PRIx32"; bus %p IDEState %p"
ide_status_read(uint32_t addr, uint32_t val, void *bus, void *s) "IDE PIO rd @ 0x%"PRIx32" (Alt Status); val 0x%02"PRIx32"; bus %p; IDEState %p"
ide_cmd_write(uint32_t addr, uint32_t val, void *bus) "IDE PIO wr @ 0x%"PRIx32" (Device Control); val 0x%02"PRIx32"; bus %p"
ide_ctrl_write(uint32_t addr, uint32_t val, void *bus) "IDE PIO wr @ 0x%"PRIx32" (Device Control); val 0x%02"PRIx32"; bus %p"
# Warning: verbose
ide_data_readw(uint32_t addr, uint32_t val, void *bus, void *s) "IDE PIO rd @ 0x%"PRIx32" (Data: Word); val 0x%04"PRIx32"; bus %p; IDEState %p"
ide_data_writew(uint32_t addr, uint32_t val, void *bus, void *s) "IDE PIO wr @ 0x%"PRIx32" (Data: Word); val 0x%04"PRIx32"; bus %p; IDEState %p"

View File

@ -57,8 +57,9 @@ OBJECT_DECLARE_SIMPLE_TYPE(IDEBus, IDE_BUS)
#define REL 0x04
#define TAG_MASK 0xf8
#define IDE_CMD_RESET 0x04
#define IDE_CMD_DISABLE_IRQ 0x02
/* Bits of Device Control register */
#define IDE_CTRL_RESET 0x04
#define IDE_CTRL_DISABLE_IRQ 0x02
/* ACS-2 T13/2015-D Table B.2 Command codes */
#define WIN_NOP 0x00
@ -559,7 +560,7 @@ static inline IDEState *idebus_active_if(IDEBus *bus)
static inline void ide_set_irq(IDEBus *bus)
{
if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) {
if (!(bus->cmd & IDE_CTRL_DISABLE_IRQ)) {
qemu_irq_raise(bus->irq);
}
}
@ -598,7 +599,7 @@ void ide_atapi_io_error(IDEState *s, int ret);
void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val);
uint32_t ide_ioport_read(void *opaque, uint32_t addr1);
uint32_t ide_status_read(void *opaque, uint32_t addr);
void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val);
void ide_ctrl_write(void *opaque, uint32_t addr, uint32_t val);
void ide_data_writew(void *opaque, uint32_t addr, uint32_t val);
uint32_t ide_data_readw(void *opaque, uint32_t addr);
void ide_data_writel(void *opaque, uint32_t addr, uint32_t val);