Revision 4441a287
| b/hw/acpi_piix4.c | ||
|---|---|---|
| 38 | 38 |
#define PCI_BASE 0xae00 |
| 39 | 39 |
#define PCI_EJ_BASE 0xae08 |
| 40 | 40 |
|
| 41 |
#define PIIX4_PCI_HOTPLUG_STATUS 2 |
|
| 42 |
|
|
| 41 | 43 |
struct gpe_regs {
|
| 42 | 44 |
uint16_t sts; /* status */ |
| 43 | 45 |
uint16_t en; /* enabled */ |
| ... | ... | |
| 596 | 598 |
|
| 597 | 599 |
static void enable_device(PIIX4PMState *s, int slot) |
| 598 | 600 |
{
|
| 599 |
s->gpe.sts |= 2;
|
|
| 601 |
s->gpe.sts |= PIIX4_PCI_HOTPLUG_STATUS;
|
|
| 600 | 602 |
s->pci0_status.up |= (1 << slot); |
| 601 | 603 |
} |
| 602 | 604 |
|
| 603 | 605 |
static void disable_device(PIIX4PMState *s, int slot) |
| 604 | 606 |
{
|
| 605 |
s->gpe.sts |= 2;
|
|
| 607 |
s->gpe.sts |= PIIX4_PCI_HOTPLUG_STATUS;
|
|
| 606 | 608 |
s->pci0_status.down |= (1 << slot); |
| 607 | 609 |
} |
| 608 | 610 |
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