Differential D54642 Diff 169462 usr.sbin/bhyve/pci_emul.c

Changeset View

Standalone View

usr.sbin/bhyve/pci_emul.c

Show First 20 Lines • Show All 81 Lines • ▼ Show 20 Lines	struct funcinfo {
struct pci_devinst *fi_devi;		struct pci_devinst *fi_devi;
};		};

struct intxinfo {		struct intxinfo {
int ii_count;		int ii_count;
struct pci_irq ii_irq;		struct pci_irq ii_irq;
};		};

		enum slottype {
		PCI_SLOT_HP_EMPTY,
		PCI_SLOT_HP_ACTIVE,
		PCI_SLOT_FIXED,
		};

struct slotinfo {		struct slotinfo {
struct intxinfo si_intpins[4];		struct intxinfo si_intpins[4];
struct funcinfo si_funcs[MAXFUNCS];		struct funcinfo si_funcs[MAXFUNCS];
		enum slottype si_type;
};		};

struct businfo {		struct businfo {
uint16_t iobase, iolimit; /* I/O window */		uint16_t iobase, iolimit; /* I/O window */
uint32_t membase32, memlimit32; /* mmio window below 4GB */		uint32_t membase32, memlimit32; /* mmio window below 4GB */
uint64_t membase64, memlimit64; /* mmio window above 4GB */		uint64_t membase64, memlimit64; /* mmio window above 4GB */
struct slotinfo slotinfo[MAXSLOTS];		struct slotinfo slotinfo[MAXSLOTS];
vmem_t *resources[PCIBAR_MAX];		vmem_t *resources[PCIBAR_MAX];
▲ Show 20 Lines • Show All 1,486 Lines • ▼ Show 20 Lines	for (bus = 0; bus < MAXBUSES; bus++) {
assert(bi->resources[PCIBAR_MEM32] != NULL);		assert(bi->resources[PCIBAR_MEM32] != NULL);
bi->resources[PCIBAR_MEM64] = vmem_create("mem64",		bi->resources[PCIBAR_MEM64] = vmem_create("mem64",
bi->membase64, mem64_quantum, 0, 0, 0);		bi->membase64, mem64_quantum, 0, 0, 0);
assert(bi->resources[PCIBAR_MEM64] != NULL);		assert(bi->resources[PCIBAR_MEM64] != NULL);

/* first run: init devices */		/* first run: init devices */
for (slot = 0; slot < MAXSLOTS; slot++) {		for (slot = 0; slot < MAXSLOTS; slot++) {
si = &bi->slotinfo[slot];		si = &bi->slotinfo[slot];
		si->si_type = PCI_SLOT_HP_EMPTY;
for (func = 0; func < MAXFUNCS; func++) {		for (func = 0; func < MAXFUNCS; func++) {
fi = &si->si_funcs[func];		fi = &si->si_funcs[func];
snprintf(node_name, sizeof(node_name),		snprintf(node_name, sizeof(node_name),
"pci.%d.%d.%d", bus, slot, func);		"pci.%d.%d.%d", bus, slot, func);
nvl = find_config_node(node_name);		nvl = find_config_node(node_name);
if (nvl == NULL)		if (nvl == NULL)
continue;		continue;

Show All 18 Lines	for (slot = 0; slot < MAXSLOTS; slot++) {
pde->pe_alias);		pde->pe_alias);
return (EINVAL);		return (EINVAL);
}		}
fi->fi_pde = pde;		fi->fi_pde = pde;
error = pci_emul_init(ctx, pde, bus, slot,		error = pci_emul_init(ctx, pde, bus, slot,
func, fi);		func, fi);
if (error)		if (error)
return (error);		return (error);
		si->si_type = PCI_SLOT_FIXED;
}		}
}		}

/* second run: assign BARs and free list */		/* second run: assign BARs and free list */
struct pci_bar_allocation *bar;		struct pci_bar_allocation *bar;
struct pci_bar_allocation *bar_tmp;		struct pci_bar_allocation *bar_tmp;
TAILQ_FOREACH_SAFE(bar, &pci_bars, chain, bar_tmp) {		TAILQ_FOREACH_SAFE(bar, &pci_bars, chain, bar_tmp) {
pci_emul_assign_bar(bar->pdi, bar->idx, bar->type,		pci_emul_assign_bar(bar->pdi, bar->idx, bar->type,
▲ Show 20 Lines • Show All 1,192 Lines • Show Last 20 Lines