diff options
| author | Gleb Natapov <gleb@redhat.com> | 2009-12-28 11:04:46 +0200 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2009-12-30 12:24:11 -0500 |
| commit | 4c94b7ea43393d6a5058a30f52680579e7085894 (patch) | |
| tree | 393704e3b6fd3dabd6f04b4bfc6928f6a57bc55f | |
| parent | 871e0a0c142f7b2fcaa93600c5958d4ae4fa1394 (diff) | |
| download | seabios-hppa-4c94b7ea43393d6a5058a30f52680579e7085894.zip seabios-hppa-4c94b7ea43393d6a5058a30f52680579e7085894.tar.gz seabios-hppa-4c94b7ea43393d6a5058a30f52680579e7085894.tar.bz2 | |
enumerate all PCI buses in mptable
Signed-off-by: Gleb Natapov <gleb@redhat.com>
| -rw-r--r-- | src/mptable.c | 36 |
1 files changed, 22 insertions, 14 deletions
diff --git a/src/mptable.c b/src/mptable.c index 6e02524..206e131 100644 --- a/src/mptable.c +++ b/src/mptable.c @@ -65,19 +65,27 @@ mptable_init(void) } int entrycount = cpu - cpus; - /* isa bus */ struct mpt_bus *bus = (void*)cpu; - memset(bus, 0, sizeof(*bus)); - bus->type = MPT_TYPE_BUS; - bus->busid = 1; - memcpy(bus->bustype, "ISA ", sizeof(bus->bustype)); - entrycount++; + int bdf, max, lastbus = -1; + foreachpci(bdf, max) { + int curbus = pci_bdf_to_bus(bdf); + if (curbus == lastbus) + continue; + lastbus = curbus; + memset(bus, 0, sizeof(*bus)); + bus->type = MPT_TYPE_BUS; + bus->busid = curbus; + memcpy(bus->bustype, "PCI ", sizeof(bus->bustype)); + bus++; + entrycount++; + } - bus++; + /* isa bus */ + int isabusid; memset(bus, 0, sizeof(*bus)); bus->type = MPT_TYPE_BUS; - bus->busid = 0; - memcpy(bus->bustype, "PCI ", sizeof(bus->bustype)); + isabusid = bus->busid = lastbus + 1; + memcpy(bus->bustype, "ISA ", sizeof(bus->bustype)); entrycount++; /* ioapic */ @@ -93,7 +101,7 @@ mptable_init(void) /* irqs */ struct mpt_intsrc *intsrcs = (void*)&ioapic[1], *intsrc = intsrcs; - int bdf, max, dev = -1; + int dev = -1; unsigned short mask = 0, pinmask; foreachpci(bdf, max) { @@ -113,7 +121,7 @@ mptable_init(void) intsrc->type = MPT_TYPE_INTSRC; intsrc->irqtype = 0; /* INT */ intsrc->irqflag = 1; /* active high */ - intsrc->srcbus = 0; /* PCI bus */ + intsrc->srcbus = pci_bdf_to_bus(bdf); /* PCI bus */ intsrc->srcbusirq = (dev << 2) | (pin - 1); intsrc->dstapic = ioapic_id; intsrc->dstirq = irq; @@ -127,7 +135,7 @@ mptable_init(void) intsrc->type = MPT_TYPE_INTSRC; intsrc->irqtype = 0; /* INT */ intsrc->irqflag = 0; /* conform to bus spec */ - intsrc->srcbus = 1; /* ISA bus */ + intsrc->srcbus = isabusid; /* ISA bus */ intsrc->srcbusirq = i; intsrc->dstapic = ioapic_id; intsrc->dstirq = i; @@ -147,7 +155,7 @@ mptable_init(void) intsrc->type = MPT_TYPE_LOCAL_INT; intsrc->irqtype = 3; /* ExtINT */ intsrc->irqflag = 0; /* PO, EL default */ - intsrc->srcbus = 1; /* ISA */ + intsrc->srcbus = isabusid; /* ISA */ intsrc->srcbusirq = 0; intsrc->dstapic = 0; /* BSP == APIC #0 */ intsrc->dstirq = 0; /* LINTIN0 */ @@ -157,7 +165,7 @@ mptable_init(void) intsrc->type = MPT_TYPE_LOCAL_INT; intsrc->irqtype = 1; /* NMI */ intsrc->irqflag = 0; /* PO, EL default */ - intsrc->srcbus = 1; /* ISA */ + intsrc->srcbus = isabusid; /* ISA */ intsrc->srcbusirq = 0; intsrc->dstapic = 0; /* BSP == APIC #0 */ intsrc->dstirq = 1; /* LINTIN1 */ |