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authorSony Chacko <sony.chacko@qlogic.com>2011-10-28 12:57:13 +0000
committerDavid S. Miller <davem@davemloft.net>2011-10-30 03:09:40 -0400
commit68233c583ab4549b739f12135bdab108336d5204 (patch)
treee638b99db915d9c039afa3baf2cfb1960fdfc774 /drivers
parentad567b8f1d1e39bdf622866a910f1d52d2be3a0a (diff)
qlcnic: updated reset sequence
Signed-off-by: Sony Chacko <sony.chacko@qlogic.com> Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h2
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c50
2 files changed, 50 insertions, 2 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h
index 92bc8ce9b28..a52819303d1 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hdr.h
@@ -407,7 +407,9 @@ enum {
#define QLCNIC_CRB_SRE QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_SRE)
#define QLCNIC_CRB_ROMUSB \
QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_ROMUSB)
+#define QLCNIC_CRB_EPG QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_EG)
#define QLCNIC_CRB_I2Q QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_I2Q)
+#define QLCNIC_CRB_TIMER QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_TIMR)
#define QLCNIC_CRB_I2C0 QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_I2C0)
#define QLCNIC_CRB_SMB QLCNIC_PCI_CRB_WINDOW(QLCNIC_HW_PX_MAP_CRB_SMB)
#define QLCNIC_CRB_MAX QLCNIC_PCI_CRB_WINDOW(64)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
index 312c1c37889..38669583840 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
@@ -422,9 +422,53 @@ int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
QLCWR32(adapter, CRB_CMDPEG_STATE, 0);
QLCWR32(adapter, CRB_RCVPEG_STATE, 0);
- qlcnic_rom_lock(adapter);
- QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff);
+ /* Halt all the indiviual PEGs and other blocks */
+ /* disable all I2Q */
+ QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x10, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x14, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x18, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x1c, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x20, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x24, 0x0);
+
+ /* disable all niu interrupts */
+ QLCWR32(adapter, QLCNIC_CRB_NIU + 0x40, 0xff);
+ /* disable xge rx/tx */
+ QLCWR32(adapter, QLCNIC_CRB_NIU + 0x70000, 0x00);
+ /* disable xg1 rx/tx */
+ QLCWR32(adapter, QLCNIC_CRB_NIU + 0x80000, 0x00);
+ /* disable sideband mac */
+ QLCWR32(adapter, QLCNIC_CRB_NIU + 0x90000, 0x00);
+ /* disable ap0 mac */
+ QLCWR32(adapter, QLCNIC_CRB_NIU + 0xa0000, 0x00);
+ /* disable ap1 mac */
+ QLCWR32(adapter, QLCNIC_CRB_NIU + 0xb0000, 0x00);
+
+ /* halt sre */
+ val = QLCRD32(adapter, QLCNIC_CRB_SRE + 0x1000);
+ QLCWR32(adapter, QLCNIC_CRB_SRE + 0x1000, val & (~(0x1)));
+
+ /* halt epg */
+ QLCWR32(adapter, QLCNIC_CRB_EPG + 0x1300, 0x1);
+
+ /* halt timers */
+ QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x0, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x8, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x10, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x18, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x100, 0x0);
+ QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x200, 0x0);
+ /* halt pegs */
+ QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, 1);
+ QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, 1);
+ QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, 1);
+ QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, 1);
+ QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1);
+ msleep(20);
+
qlcnic_rom_unlock(adapter);
+ /* big hammer don't reset CAM block on reset */
+ QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff);
/* Init HW CRB block */
if (qlcnic_rom_fast_read(adapter, 0, &n) != 0 || (n != 0xcafecafe) ||
@@ -522,8 +566,10 @@ int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x8, 0);
QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0);
msleep(1);
+
QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0);
QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0);
+
return 0;
}