Use fixed-width fields in struct undi_device, so that pxeprefix.S will be

[people/xl0/gpxe.git] / src / arch / i386 / drivers / net / undiload.c

diff --git a/src/arch/i386/drivers/net/undiload.c b/src/arch/i386/drivers/net/undiload.c
index 3f0b392..7ae6248 100644 (file)
--- a/src/arch/i386/drivers/net/undiload.c
+++ b/src/arch/i386/drivers/net/undiload.c
@@ -76,13 +76,13 @@ static int undi_load ( struct undi_device *undi, struct undi_rom *undirom ) {
        /* Debug info */
        DBGC ( undi, "UNDI %p loading UNDI ROM %p to CS %04x DS %04x for ",
               undi, undirom, undi_loader.UNDI_CS, undi_loader.UNDI_DS );
-       if ( undi->pci_busdevfn ) {
+       if ( undi->pci_busdevfn != 0xffff ) {
                unsigned int bus = ( undi->pci_busdevfn >> 8 );
                unsigned int devfn = ( undi->pci_busdevfn & 0xff );
                DBGC ( undi, "PCI %02x:%02x.%x\n",
                       bus, PCI_SLOT ( devfn ), PCI_FUNC ( devfn ) );
        }
-       if ( undi->isapnp_csn != -1U ) {
+       if ( undi->isapnp_csn != 0xffff ) {
                DBGC ( undi, "ISAPnP(%04x) CSN %04x\n",
                       undi->isapnp_read_port, undi->isapnp_csn );
        }
@@ -149,8 +149,8 @@ static int undi_load ( struct undi_device *undi, struct undi_rom *undirom ) {
 int undi_load_pci ( struct undi_device *undi, struct undi_rom *undirom,
                    unsigned int bus, unsigned int devfn ) {
        undi->pci_busdevfn = ( ( bus << 8 ) | devfn );
-       undi->isapnp_csn = -1U;
-       undi->isapnp_read_port = -1U;
+       undi->isapnp_csn = 0xffff;
+       undi->isapnp_read_port = 0xffff;
        return undi_load ( undi, undirom );
 }