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Remove target dependent code

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3528 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2007-11-04 11:59:15 +00:00
parent b854bc196f
commit 741402f933
3 changed files with 25 additions and 8 deletions
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24
hw/fdc.c
View File

@ -395,6 +395,8 @@ struct fdctrl_t {
uint8_t lock;
/* Power down config (also with status regB access mode */
uint8_t pwrd;
/* Sun4m quirks? */
int sun;
/* Floppy drives */
fdrive_t drives[2];
};
@ -405,12 +407,14 @@ static uint32_t fdctrl_read (void *opaque, uint32_t reg)
uint32_t retval;
switch (reg & 0x07) {
#ifdef TARGET_SPARC
case 0x00:
if (fdctrl->sun) {
// Identify to Linux as S82078B
retval = fdctrl_read_statusB(fdctrl);
} else {
retval = (uint32_t)(-1);
}
break;
#endif
case 0x01:
retval = fdctrl_read_statusB(fdctrl);
break;
@ -598,6 +602,7 @@ fdctrl_t *fdctrl_init (qemu_irq irq, int dma_chann, int mem_mapped,
fdctrl->dma_chann = dma_chann;
fdctrl->io_base = io_base;
fdctrl->config = 0x60; /* Implicit seek, polling & FIFO enabled */
fdctrl->sun = 0;
if (fdctrl->dma_chann != -1) {
fdctrl->dma_en = 1;
DMA_register_channel(dma_chann, &fdctrl_transfer_handler, fdctrl);
@ -631,6 +636,17 @@ fdctrl_t *fdctrl_init (qemu_irq irq, int dma_chann, int mem_mapped,
return fdctrl;
}
fdctrl_t *sun4m_fdctrl_init (qemu_irq irq, target_phys_addr_t io_base,
BlockDriverState **fds)
{
fdctrl_t *fdctrl;
fdctrl = fdctrl_init(irq, 0, 1, io_base, fds);
fdctrl->sun = 1;
return fdctrl;
}
/* XXX: may change if moved to bdrv */
int fdctrl_get_drive_type(fdctrl_t *fdctrl, int drive_num)
{
@ -647,14 +663,12 @@ static void fdctrl_reset_irq (fdctrl_t *fdctrl)
static void fdctrl_raise_irq (fdctrl_t *fdctrl, uint8_t status)
{
#ifdef TARGET_SPARC
// Sparc mutation
if (!fdctrl->dma_en) {
if (fdctrl->sun && !fdctrl->dma_en) {
fdctrl->state &= ~FD_CTRL_BUSY;
fdctrl->int_status = status;
return;
}
#endif
if (~(fdctrl->state & FD_CTRL_INTR)) {
qemu_set_irq(fdctrl->irq, 1);
fdctrl->state |= FD_CTRL_INTR;

3
hw/sun4m.c
View File

@ -389,7 +389,8 @@ static void *sun4m_hw_init(const struct hwdef *hwdef, int RAM_size,
// Slavio TTYB (base+0, Linux ttyS1) is the second Qemu serial device
slavio_serial_init(hwdef->serial_base, slavio_irq[hwdef->ser_irq],
serial_hds[1], serial_hds[0]);
fdctrl_init(slavio_irq[hwdef->fd_irq], 0, 1, hwdef->fd_base, fd_table);
sun4m_fdctrl_init(slavio_irq[hwdef->fd_irq], hwdef->fd_base, fd_table);
main_esp = esp_init(bs_table, hwdef->esp_base, espdma, *espdma_irq,
esp_reset);

2
vl.h
View File

@ -1041,6 +1041,8 @@ typedef struct fdctrl_t fdctrl_t;
fdctrl_t *fdctrl_init (qemu_irq irq, int dma_chann, int mem_mapped,
target_phys_addr_t io_base,
BlockDriverState **fds);
fdctrl_t *sun4m_fdctrl_init (qemu_irq irq, target_phys_addr_t io_base,
BlockDriverState **fds);
int fdctrl_get_drive_type(fdctrl_t *fdctrl, int drive_num);
/* eepro100.c */