redonkable/alistair23-linux
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[SCSI] qla2xxx: Updated the reset sequence for ISP82xx.

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Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Giridhar Malavali 2011-03-30 11:46:24 -07:00 committed by James Bottomley
parent 07e264b76d
commit 02be221556
1 changed files with 17 additions and 2 deletions
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19
drivers/scsi/qla2xxx/qla_nx.c
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@ -1081,12 +1081,26 @@ qla82xx_pinit_from_rom(scsi_qla_host_t *vha)
/* Halt all the indiviual PEGs and other blocks of the ISP */
qla82xx_rom_lock(ha);
/* mask all niu interrupts */
/* disable all I2Q */
qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x10, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x14, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x18, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x1c, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x20, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x24, 0x0);
/* disable all niu interrupts */
qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x40, 0xff);
/* disable xge rx/tx */
qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x70000, 0x00);
/* disable xg1 rx/tx */
qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x80000, 0x00);
/* disable sideband mac */
qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x90000, 0x00);
/* disable ap0 mac */
qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0xa0000, 0x00);
/* disable ap1 mac */
qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0xb0000, 0x00);
/* halt sre */
val = qla82xx_rd_32(ha, QLA82XX_CRB_SRE + 0x1000);
@ -1101,6 +1115,7 @@ qla82xx_pinit_from_rom(scsi_qla_host_t *vha)
qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x10, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x18, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x100, 0x0);
qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x200, 0x0);
/* halt pegs */
qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x3c, 1);
@ -1108,9 +1123,9 @@ qla82xx_pinit_from_rom(scsi_qla_host_t *vha)
qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2 + 0x3c, 1);
qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3 + 0x3c, 1);
qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_4 + 0x3c, 1);
msleep(20);
/* big hammer */
msleep(1000);
if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
/* don't reset CAM block on reset */
qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xfeffffff);