diff options
author | Don Dugger <n0ano@n0ano.com> | 2016-06-03 03:33:22 +0000 |
---|---|---|
committer | Gerrit Code Review <gerrit@172.30.200.206> | 2016-06-03 03:33:23 +0000 |
commit | da27230f80795d0028333713f036d44c53cb0e68 (patch) | |
tree | b3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/roms/ipxe/src/drivers/bus/pci.c | |
parent | 0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff) | |
parent | 437fd90c0250dee670290f9b714253671a990160 (diff) |
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/bus/pci.c')
-rw-r--r-- | qemu/roms/ipxe/src/drivers/bus/pci.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/qemu/roms/ipxe/src/drivers/bus/pci.c b/qemu/roms/ipxe/src/drivers/bus/pci.c index 4a8d00b54..6fbedd940 100644 --- a/qemu/roms/ipxe/src/drivers/bus/pci.c +++ b/qemu/roms/ipxe/src/drivers/bus/pci.c @@ -18,9 +18,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <stdlib.h> @@ -58,8 +62,8 @@ static unsigned long pci_bar ( struct pci_device *pci, unsigned int reg ) { uint32_t high; pci_read_config_dword ( pci, reg, &low ); - if ( ( low & (PCI_BASE_ADDRESS_SPACE|PCI_BASE_ADDRESS_MEM_TYPE_MASK) ) - == (PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64) ){ + if ( ( low & (PCI_BASE_ADDRESS_SPACE_IO|PCI_BASE_ADDRESS_MEM_TYPE_MASK)) + == PCI_BASE_ADDRESS_MEM_TYPE_64 ) { pci_read_config_dword ( pci, reg + 4, &high ); if ( high ) { if ( sizeof ( unsigned long ) > sizeof ( uint32_t ) ) { @@ -93,10 +97,10 @@ unsigned long pci_bar_start ( struct pci_device *pci, unsigned int reg ) { unsigned long bar; bar = pci_bar ( pci, reg ); - if ( (bar & PCI_BASE_ADDRESS_SPACE) == PCI_BASE_ADDRESS_SPACE_MEMORY ){ - return ( bar & PCI_BASE_ADDRESS_MEM_MASK ); + if ( bar & PCI_BASE_ADDRESS_SPACE_IO ) { + return ( bar & ~PCI_BASE_ADDRESS_IO_MASK ); } else { - return ( bar & PCI_BASE_ADDRESS_IO_MASK ); + return ( bar & ~PCI_BASE_ADDRESS_MEM_MASK ); } } @@ -122,11 +126,11 @@ static void pci_read_bases ( struct pci_device *pci ) { if ( bar & PCI_BASE_ADDRESS_SPACE_IO ) { if ( ! pci->ioaddr ) pci->ioaddr = - ( bar & PCI_BASE_ADDRESS_IO_MASK ); + ( bar & ~PCI_BASE_ADDRESS_IO_MASK ); } else { if ( ! pci->membase ) pci->membase = - ( bar & PCI_BASE_ADDRESS_MEM_MASK ); + ( bar & ~PCI_BASE_ADDRESS_MEM_MASK ); /* Skip next BAR if 64-bit */ if ( bar & PCI_BASE_ADDRESS_MEM_TYPE_64 ) reg += 4; @@ -181,7 +185,7 @@ int pci_read_config ( struct pci_device *pci ) { pci->busdevfn = PCI_FIRST_FUNC ( pci->busdevfn ); pci_read_config_byte ( pci, PCI_HEADER_TYPE, &hdrtype ); pci->busdevfn = busdevfn; - if ( ! ( hdrtype & 0x80 ) ) + if ( ! ( hdrtype & PCI_HEADER_TYPE_MULTI ) ) return -ENODEV; } @@ -253,6 +257,8 @@ int pci_find_driver ( struct pci_device *pci ) { unsigned int i; for_each_table_entry ( driver, PCI_DRIVERS ) { + if ( ( driver->class.class ^ pci->class ) & driver->class.mask ) + continue; for ( i = 0 ; i < driver->id_count ; i++ ) { id = &driver->ids[i]; if ( ( id->vendor != PCI_ANY_ID ) && @@ -334,14 +340,15 @@ static int pcibus_probe ( struct root_device *rootdev ) { /* Look for a driver */ if ( ( rc = pci_find_driver ( pci ) ) != 0 ) { - DBGC ( pci, PCI_FMT " (%04x:%04x) has no driver\n", - PCI_ARGS ( pci ), pci->vendor, pci->device ); + DBGC ( pci, PCI_FMT " (%04x:%04x class %06x) has no " + "driver\n", PCI_ARGS ( pci ), pci->vendor, + pci->device, pci->class ); continue; } /* Add to device hierarchy */ pci->dev.parent = &rootdev->dev; - list_add ( &pci->dev.siblings, &rootdev->dev.children); + list_add ( &pci->dev.siblings, &rootdev->dev.children ); /* Look for a driver */ if ( ( rc = pci_probe ( pci ) ) == 0 ) { |