haraldwolff/qemu-patch-raspberry4
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Use lookup table for PCI class descriptions.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1927 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2006-05-21 13:45:09 +00:00
parent db59203d10
commit 6650ee6d33
1 changed files with 24 additions and 12 deletions
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36
hw/pci.c
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@ -409,28 +409,40 @@ void pci_set_irq(PCIDevice *pci_dev, int irq_num, int level)
/***********************************************************/
/* monitor info on PCI */
typedef struct {
uint16_t class;
const char *desc;
} pci_class_desc;
static pci_class_desc pci_class_descriptions[] =
{
{ 0x0101, "IDE controller"},
{ 0x0200, "Ethernet controller"},
{ 0x0300, "VGA controller"},
{ 0x0600, "Host bridge"},
{ 0x0601, "ISA bridge"},
{ 0x0604, "PCI bridge"},
{ 0x0c03, "USB controller"},
{ 0, NULL}
};
static void pci_info_device(PCIDevice *d)
{
int i, class;
PCIIORegion *r;
pci_class_desc *desc;
term_printf(" Bus %2d, device %3d, function %d:\n",
d->bus->bus_num, d->devfn >> 3, d->devfn & 7);
class = le16_to_cpu(*((uint16_t *)(d->config + PCI_CLASS_DEVICE)));
term_printf(" ");
switch(class) {
case 0x0101:
term_printf("IDE controller");
break;
case 0x0200:
term_printf("Ethernet controller");
break;
case 0x0300:
term_printf("VGA controller");
break;
default:
desc = pci_class_descriptions;
while (desc->desc && class != desc->class)
desc++;
if (desc->desc) {
term_printf("%s", desc->desc);
} else {
term_printf("Class %04x", class);
break;
}
term_printf(": PCI device %04x:%04x\n",
le16_to_cpu(*((uint16_t *)(d->config + PCI_VENDOR_ID))),