diff options
Diffstat (limited to 'src/usr')
| -rw-r--r-- | src/usr/autoboot.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/usr/autoboot.c b/src/usr/autoboot.c index 24043ae69..d1f259621 100644 --- a/src/usr/autoboot.c +++ b/src/usr/autoboot.c @@ -27,6 +27,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdio.h> #include <errno.h> #include <ipxe/netdevice.h> +#include <ipxe/vlan.h> #include <ipxe/dhcp.h> #include <ipxe/settings.h> #include <ipxe/image.h> @@ -57,6 +58,9 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** Link-layer address of preferred autoboot device, if known */ static uint8_t autoboot_ll_addr[MAX_LL_ADDR_LEN]; +/** VLAN tag of preferred autoboot device, if known */ +static unsigned int autoboot_vlan; + /** Device location of preferred autoboot device, if known */ static struct device_description autoboot_desc; @@ -494,8 +498,9 @@ void set_autoboot_busloc ( unsigned int bus_type, unsigned int location ) { */ static int is_autoboot_ll_addr ( struct net_device *netdev ) { - return ( memcmp ( netdev->ll_addr, autoboot_ll_addr, - netdev->ll_protocol->ll_addr_len ) == 0 ); + return ( ( memcmp ( netdev->ll_addr, autoboot_ll_addr, + netdev->ll_protocol->ll_addr_len ) == 0 ) && + ( vlan_tag ( netdev ) == autoboot_vlan ) ); } /** @@ -503,14 +508,19 @@ static int is_autoboot_ll_addr ( struct net_device *netdev ) { * * @v ll_addr Link-layer address * @v len Length of link-layer address + * @v vlan VLAN tag */ -void set_autoboot_ll_addr ( const void *ll_addr, size_t len ) { +void set_autoboot_ll_addr ( const void *ll_addr, size_t len, + unsigned int vlan ) { /* Record autoboot link-layer address (truncated if necessary) */ if ( len > sizeof ( autoboot_ll_addr ) ) len = sizeof ( autoboot_ll_addr ); memcpy ( autoboot_ll_addr, ll_addr, len ); + /* Record autoboot VLAN tag */ + autoboot_vlan = vlan; + /* Mark autoboot device as present */ is_autoboot_device = is_autoboot_ll_addr; } |