Revision e80cfcfc hw/fdc.c
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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/* |
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* The controller is used in Sun4m systems in a slightly different |
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* way. There are changes in DOR register and DMA is not available. |
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*/ |
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#include "vl.h" |
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/********************************************************/ |
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uint8_t ro; /* Is read-only */ |
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} fdrive_t; |
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#ifdef TARGET_SPARC |
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#define DMA_read_memory(a,b,c,d) |
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#define DMA_write_memory(a,b,c,d) |
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#define DMA_register_channel(a,b,c) |
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#define DMA_hold_DREQ(a) |
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#define DMA_release_DREQ(a) |
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#define DMA_get_channel_mode(a) (0) |
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#define DMA_schedule(a) |
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#endif |
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static void fd_init (fdrive_t *drv, BlockDriverState *bs) |
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{
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/* Drive */ |
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} |
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} |
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static CPUReadMemoryFunc *fdctrl_mem_read[3] = {
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fdctrl_read, |
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fdctrl_read, |
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fdctrl_read, |
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}; |
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static CPUWriteMemoryFunc *fdctrl_mem_write[3] = {
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fdctrl_write, |
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fdctrl_write, |
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fdctrl_write, |
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}; |
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static void fd_change_cb (void *opaque) |
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{
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fdrive_t *drv = opaque; |
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BlockDriverState **fds) |
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{
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fdctrl_t *fdctrl; |
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// int io_mem;
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int io_mem; |
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int i; |
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FLOPPY_DPRINTF("init controller\n");
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fdctrl_reset(fdctrl, 0); |
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fdctrl->state = FD_CTRL_ACTIVE; |
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if (mem_mapped) {
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FLOPPY_ERROR("memory mapped floppy not supported by now !\n");
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#if 0 |
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io_mem = cpu_register_io_memory(0, fdctrl_mem_read, fdctrl_mem_write); |
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cpu_register_physical_memory(base, 0x08, io_mem); |
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#endif |
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io_mem = cpu_register_io_memory(0, fdctrl_mem_read, fdctrl_mem_write, fdctrl); |
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cpu_register_physical_memory(io_base, 0x08, io_mem); |
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} else {
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register_ioport_read(io_base + 0x01, 5, 1, &fdctrl_read, fdctrl); |
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register_ioport_read(io_base + 0x07, 1, 1, &fdctrl_read, fdctrl); |
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