diff options
Diffstat (limited to 'usr/src/uts/common/io/igb/igb_sw.h')
| -rw-r--r-- | usr/src/uts/common/io/igb/igb_sw.h | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/usr/src/uts/common/io/igb/igb_sw.h b/usr/src/uts/common/io/igb/igb_sw.h index 5f7c977f0b..fdfdf1d0e8 100644 --- a/usr/src/uts/common/io/igb/igb_sw.h +++ b/usr/src/uts/common/io/igb/igb_sw.h @@ -23,7 +23,7 @@ /* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms of the CDDL. + * Use is subject to license terms. */ #ifndef _IGB_SW_H @@ -60,6 +60,7 @@ extern "C" { #include <sys/netlb.h> #include <sys/random.h> #include <inet/common.h> +#include <inet/tcp.h> #include <inet/ip.h> #include <inet/mi.h> #include <inet/nd.h> @@ -94,7 +95,7 @@ extern "C" { #define MAX_NUM_UNICAST_ADDRESSES E1000_RAR_ENTRIES #define MAX_NUM_MULTICAST_ADDRESSES 256 -#define MAX_COOKIE 16 +#define MAX_COOKIE 18 #define MIN_NUM_TX_DESC 2 /* @@ -158,10 +159,12 @@ extern "C" { #define DEFAULT_TX_INTR_ABS_DELAY 0 #define DEFAULT_RX_COPY_THRESHOLD 128 #define DEFAULT_TX_COPY_THRESHOLD 512 -#define DEFAULT_TX_RECYCLE_THRESHOLD MAX_COOKIE +#define DEFAULT_TX_RECYCLE_THRESHOLD (MAX_COOKIE + 1) #define DEFAULT_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC #define DEFAULT_TX_RESCHED_THRESHOLD 128 +#define IGB_LSO_MAXLEN 65535 + #define TX_DRAIN_TIME 200 #define RX_DRAIN_TIME 200 @@ -270,8 +273,12 @@ enum ioc_reply { IOC_REPLY /* OK, just send reply */ }; -#define MBLK_LEN(mp) ((uintptr_t)(mp)->b_wptr - \ - (uintptr_t)(mp)->b_rptr) +/* + * For s/w context extraction from a tx frame + */ +#define TX_CXT_SUCCESS 0 +#define TX_CXT_E_LSO_CSUM (-1) +#define TX_CXT_E_ETHER_TYPE (-2) #define DMA_SYNC(area, flag) ((void) ddi_dma_sync((area)->dma_handle, \ 0, 0, (flag))) @@ -457,12 +464,15 @@ typedef enum { RCB_SENDUP } rcb_state_t; -typedef struct hcksum_context { +typedef struct tx_context { uint32_t hcksum_flags; uint32_t ip_hdr_len; uint32_t mac_hdr_len; uint32_t l4_proto; -} hcksum_context_t; + uint32_t mss; + uint32_t l4_hdr_len; + boolean_t lso_flag; +} tx_context_t; /* Hold address/length of each DMA segment */ typedef struct sw_desc { @@ -543,9 +553,9 @@ typedef struct igb_tx_ring { uint32_t (*tx_recycle)(struct igb_tx_ring *); /* - * TCP/UDP checksum offload + * s/w context structure for TCP/UDP checksum offload and LSO. */ - hcksum_context_t hcksum_context; + tx_context_t tx_context; /* * Tx ring settings and status @@ -738,6 +748,7 @@ typedef struct igb { */ int fm_capabilities; + ulong_t page_size; } igb_t; typedef struct igb_stat { |