mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Sparc32: convert cs4231 to qdev

Browse Source 
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-07-16 13:47:45 +00:00
parent d3ffcafe25
commit fa28ec521b
3 changed files with 31 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
hw/cs4231.c
View File

@ -21,8 +21,9 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "hw.h"
#include "sun4m.h"
#include "sysbus.h"
/* debug CS4231 */
//#define DEBUG_CS
@ -36,9 +37,10 @@
#define CS_MAXDREG (CS_DREGS - 1)
typedef struct CSState {
SysBusDevice busdev;
qemu_irq irq;
uint32_t regs[CS_REGS];
uint8_t dregs[CS_DREGS];
void *intctl;
} CSState;
#define CS_RAP(s) ((s)->regs[0] & CS_MAXDREG)
@ -165,16 +167,32 @@ static int cs_load(QEMUFile *f, void *opaque, int version_id)
return 0;
}
void cs_init(target_phys_addr_t base, int irq, void *intctl)
static void cs4231_init1(SysBusDevice *dev)
{
int cs_io_memory;
CSState *s;
int io;
CSState *s = FROM_SYSBUS(CSState, dev);
s = qemu_mallocz(sizeof(CSState));
io = cpu_register_io_memory(cs_mem_read, cs_mem_write, s);
sysbus_init_mmio(dev, CS_SIZE, io);
sysbus_init_irq(dev, &s->irq);
cs_io_memory = cpu_register_io_memory(cs_mem_read, cs_mem_write, s);
cpu_register_physical_memory(base, CS_SIZE, cs_io_memory);
register_savevm("cs4231", base, 1, cs_save, cs_load, s);
register_savevm("cs4231", -1, 1, cs_save, cs_load, s);
qemu_register_reset(cs_reset, s);
cs_reset(s);
}
static SysBusDeviceInfo cs4231_info = {
.init = cs4231_init1,
.qdev.name = "SUNW,CS4231",
.qdev.size = sizeof(CSState),
.qdev.props = (DevicePropList[]) {
{.name = NULL}
}
};
static void cs4231_register_devices(void)
{
sysbus_register_withprop(&cs4231_info);
}
device_init(cs4231_register_devices)

6
hw/sun4m.c
View File

@ -580,8 +580,10 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
espdma_memory_read, espdma_memory_write,
espdma, espdma_irq, esp_reset);
if (hwdef->cs_base)
cs_init(hwdef->cs_base, hwdef->cs_irq, slavio_intctl);
if (hwdef->cs_base) {
sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
slavio_irq[hwdef->cs_irq]);
}
kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
RAM_size);

3
hw/sun4m.h
View File

@ -57,9 +57,6 @@ void *slavio_misc_init(target_phys_addr_t base,
void slavio_set_power_fail(void *opaque, int power_failing);
void apc_init(target_phys_addr_t power_base, qemu_irq cpu_halt);
/* cs4231.c */
void cs_init(target_phys_addr_t base, int irq, void *intctl);
/* sparc32_dma.c */
#include "sparc32_dma.h"