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authorEilon Greenstein <eilong@broadcom.com>2009-02-12 08:36:43 +0000
committerDavid S. Miller <davem@davemloft.net>2009-02-15 23:31:15 -0800
commit1c06328c0345638ea7532b45cadfe713c9e9781e (patch)
treef0bc6c0986f22802655b347367ff5222074870dc /drivers/net/bnx2x_reg.h
parent8a1c38d17d88c8df3dcbea1c01a390ab2087f8ad (diff)
bnx2x: Flow control enhancement
Setting better HW thresholds and enabling FW capabilities for better enforcement. Also set the HW to more efficiently use the internal buffers if this is a single port design Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x_reg.h')
-rw-r--r--drivers/net/bnx2x_reg.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/net/bnx2x_reg.h b/drivers/net/bnx2x_reg.h
index b654d5d2a92b..713b5f9ea1e2 100644
--- a/drivers/net/bnx2x_reg.h
+++ b/drivers/net/bnx2x_reg.h
@@ -30,8 +30,20 @@
address BRB1_IND_FREE_LIST_PRS_CRDT+1 initialize free tail. At address
BRB1_IND_FREE_LIST_PRS_CRDT+2 initialize parser initial credit. */
#define BRB1_REG_FREE_LIST_PRS_CRDT 0x60200
+/* [RW 10] The number of free blocks above which the High_llfc signal to
+ interface #n is de-asserted. */
+#define BRB1_REG_HIGH_LLFC_HIGH_THRESHOLD_0 0x6014c
+/* [RW 10] The number of free blocks below which the High_llfc signal to
+ interface #n is asserted. */
+#define BRB1_REG_HIGH_LLFC_LOW_THRESHOLD_0 0x6013c
/* [RW 23] LL RAM data. */
#define BRB1_REG_LL_RAM 0x61000
+/* [RW 10] The number of free blocks above which the Low_llfc signal to
+ interface #n is de-asserted. */
+#define BRB1_REG_LOW_LLFC_HIGH_THRESHOLD_0 0x6016c
+/* [RW 10] The number of free blocks below which the Low_llfc signal to
+ interface #n is asserted. */
+#define BRB1_REG_LOW_LLFC_LOW_THRESHOLD_0 0x6015c
/* [R 24] The number of full blocks. */
#define BRB1_REG_NUM_OF_FULL_BLOCKS 0x60090
/* [ST 32] The number of cycles that the write_full signal towards MAC #0
@@ -1684,6 +1696,19 @@
/* [RW 4] led mode for port0: 0 MAC; 1-3 PHY1; 4 MAC2; 5-7 PHY4; 8-MAC3;
9-11PHY7; 12 MAC4; 13-15 PHY10; */
#define NIG_REG_LED_MODE_P0 0x102f0
+/* [RW 3] for port0 enable for llfc ppp and pause. b0 - brb1 enable; b1-
+ tsdm enable; b2- usdm enable */
+#define NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 0x16070
+/* [RW 1] SAFC enable for port0. This register may get 1 only when
+ ~ppp_enable.ppp_enable = 0 and pause_enable.pause_enable =0 for the same
+ port */
+#define NIG_REG_LLFC_ENABLE_0 0x16208
+/* [RW 16] classes are high-priority for port0 */
+#define NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_0 0x16058
+/* [RW 16] classes are low-priority for port0 */
+#define NIG_REG_LLFC_LOW_PRIORITY_CLASSES_0 0x16060
+/* [RW 1] Output enable of message to LLFC BMAC IF for port0 */
+#define NIG_REG_LLFC_OUT_EN_0 0x160c8
#define NIG_REG_LLH0_ACPI_PAT_0_CRC 0x1015c
#define NIG_REG_LLH0_ACPI_PAT_6_LEN 0x10154
#define NIG_REG_LLH0_BRB1_DRV_MASK 0x10244
@@ -1754,6 +1779,10 @@
#define NIG_REG_NIG_INT_STS_1 0x103c0
/* [R 32] Parity register #0 read */
#define NIG_REG_NIG_PRTY_STS 0x103d0
+/* [RW 1] Pause enable for port0. This register may get 1 only when
+ ~safc_enable.safc_enable = 0 and ppp_enable.ppp_enable =0 for the same
+ port */
+#define NIG_REG_PAUSE_ENABLE_0 0x160c0
/* [RW 1] Input enable for RX PBF LP IF */
#define NIG_REG_PBF_LB_IN_EN 0x100b4
/* [RW 1] Value of this register will be transmitted to port swap when