Revision 6f7e9aec hw/fdc.c
| b/hw/fdc.c | ||
|---|---|---|
| 94 | 94 |
uint8_t ro; /* Is read-only */ |
| 95 | 95 |
} fdrive_t; |
| 96 | 96 |
|
| 97 |
#ifdef TARGET_SPARC |
|
| 98 |
/* XXX: suppress those hacks */ |
|
| 99 |
#define DMA_read_memory(a,b,c,d) |
|
| 100 |
#define DMA_write_memory(a,b,c,d) |
|
| 101 |
void DMA_register_channel (int nchan, |
|
| 102 |
DMA_transfer_handler transfer_handler, |
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| 103 |
void *opaque) |
|
| 104 |
{
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| 105 |
} |
|
| 106 |
#define DMA_hold_DREQ(a) |
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#define DMA_release_DREQ(a) |
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| 108 |
#define DMA_get_channel_mode(a) (0) |
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#define DMA_schedule(a) |
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#endif |
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| 111 |
|
|
| 112 | 97 |
static void fd_init (fdrive_t *drv, BlockDriverState *bs) |
| 113 | 98 |
{
|
| 114 | 99 |
/* Drive */ |
| ... | ... | |
| 423 | 408 |
uint32_t retval; |
| 424 | 409 |
|
| 425 | 410 |
switch (reg & 0x07) {
|
| 411 |
#ifdef TARGET_SPARC |
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case 0x00: |
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// Identify to Linux as S82078B |
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retval = fdctrl_read_statusB(fdctrl); |
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break; |
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#endif |
|
| 426 | 417 |
case 0x01: |
| 427 | 418 |
retval = fdctrl_read_statusB(fdctrl); |
| 428 | 419 |
break; |
| ... | ... | |
| 577 | 568 |
|
| 578 | 569 |
static void fdctrl_raise_irq (fdctrl_t *fdctrl, uint8_t status) |
| 579 | 570 |
{
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| 571 |
#ifdef TARGET_SPARC |
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// Sparc mutation |
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if (!fdctrl->dma_en) {
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fdctrl->state &= ~FD_CTRL_BUSY; |
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fdctrl->int_status = status; |
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| 576 |
return; |
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| 577 |
} |
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| 578 |
#endif |
|
| 580 | 579 |
if (~(fdctrl->state & FD_CTRL_INTR)) {
|
| 581 | 580 |
pic_set_irq(fdctrl->irq_lvl, 1); |
| 582 | 581 |
fdctrl->state |= FD_CTRL_INTR; |
| ... | ... | |
| 980 | 979 |
len = dma_len - fdctrl->data_pos; |
| 981 | 980 |
if (len + rel_pos > FD_SECTOR_LEN) |
| 982 | 981 |
len = FD_SECTOR_LEN - rel_pos; |
| 983 |
FLOPPY_DPRINTF("copy %d bytes (%d %d %d) %d pos %d %02x %02x "
|
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"(%d-0x%08x 0x%08x)\n", len, size, fdctrl->data_pos,
|
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FLOPPY_DPRINTF("copy %d bytes (%d %d %d) %d pos %d %02x "
|
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"(%d-0x%08x 0x%08x)\n", len, dma_len, fdctrl->data_pos,
|
|
| 985 | 984 |
fdctrl->data_len, fdctrl->cur_drv, cur_drv->head, |
| 986 | 985 |
cur_drv->track, cur_drv->sect, fd_sector(cur_drv), |
| 987 |
fd_sector(cur_drv) * 512, addr);
|
|
| 986 |
fd_sector(cur_drv) * 512); |
|
| 988 | 987 |
if (fdctrl->data_dir != FD_DIR_WRITE || |
| 989 | 988 |
len < FD_SECTOR_LEN || rel_pos != 0) {
|
| 990 | 989 |
/* READ & SCAN commands and realign to a sector for WRITE */ |
| ... | ... | |
| 1045 | 1044 |
FLOPPY_DPRINTF("seek to next sector (%d %02x %02x => %d) (%d)\n",
|
| 1046 | 1045 |
cur_drv->head, cur_drv->track, cur_drv->sect, |
| 1047 | 1046 |
fd_sector(cur_drv), |
| 1048 |
fdctrl->data_pos - size);
|
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fdctrl->data_pos - len);
|
|
| 1049 | 1048 |
/* XXX: cur_drv->sect >= cur_drv->last_sect should be an |
| 1050 | 1049 |
error in fact */ |
| 1051 | 1050 |
if (cur_drv->sect >= cur_drv->last_sect || |
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