d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

sfxge: use common definitions of MC shared memory offsets and PDU length

Browse Source 
Submitted by:   Ben Hutchings
Sponsored by:   Solarflare Communications, Inc.
Approved by:    gnn (mentor)
This commit is contained in:
arybchik 2015-02-22 07:14:12 +00:00
parent 704d42bd6a
commit 1339078a8b
1 changed files with 12 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
sys/dev/sfxge/common/efx_mcdi.c
View File

@ -35,15 +35,6 @@ __FBSDID("$FreeBSD$");
#if EFSYS_OPT_MCDI
/* Shared memory layout */
#define MCDI_P1_DBL_OFST 0x0
#define MCDI_P2_DBL_OFST 0x1
#define MCDI_P1_PDU_OFST 0x2
#define MCDI_P2_PDU_OFST 0x42
#define MCDI_P1_REBOOT_OFST 0x1fe
#define MCDI_P2_REBOOT_OFST 0x1ff
/*
* A reboot/assertion causes the MCDI status word to be set after the
* command word is set or a REBOOT event is sent. If we notice a reboot
@ -72,12 +63,12 @@ efx_mcdi_request_start(
switch (emip->emi_port) {
case 1:
pdur = MCDI_P1_PDU_OFST;
dbr = MCDI_P1_DBL_OFST;
pdur = MC_SMEM_P0_PDU_OFST >> 2;
dbr = MC_SMEM_P0_DOORBELL_OFST >> 2;
break;
case 2:
pdur = MCDI_P2_PDU_OFST;
dbr = MCDI_P2_DBL_OFST;
pdur = MC_SMEM_P1_PDU_OFST >> 2;
dbr = MC_SMEM_P1_DOORBELL_OFST >> 2;
break;
default:
EFSYS_ASSERT(0);
@ -140,7 +131,9 @@ efx_mcdi_request_copyout(
unsigned int pdur;
efx_dword_t data;
pdur = (emip->emi_port == 1) ? MCDI_P1_PDU_OFST : MCDI_P2_PDU_OFST;
pdur = (emip->emi_port == 1)
? MC_SMEM_P0_PDU_OFST >> 2
: MC_SMEM_P1_PDU_OFST >> 2;
/* Copy payload out if caller supplied buffer */
if (emrp->emr_out_buf != NULL) {
@ -227,8 +220,8 @@ efx_mcdi_poll_reboot(
EFSYS_ASSERT(emip->emi_port == 1 || emip->emi_port == 2);
rebootr = ((emip->emi_port == 1)
? MCDI_P1_REBOOT_OFST
: MCDI_P2_REBOOT_OFST);
? MC_SMEM_P0_STATUS_OFST >> 2
: MC_SMEM_P1_STATUS_OFST >> 2);
EFX_BAR_TBL_READD(enp, FR_CZ_MC_TREG_SMEM, rebootr, &dword, B_FALSE);
value = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
@ -281,7 +274,9 @@ efx_mcdi_request_poll(
}
EFSYS_ASSERT(emip->emi_port == 1 || emip->emi_port == 2);
pdur = (emip->emi_port == 1) ? MCDI_P1_PDU_OFST : MCDI_P2_PDU_OFST;
pdur = (emip->emi_port == 1)
? MC_SMEM_P0_PDU_OFST >> 2
: MC_SMEM_P1_PDU_OFST >> 2;
/* Read the command header */
EFX_BAR_TBL_READD(enp, FR_CZ_MC_TREG_SMEM, pdur, &dword, B_FALSE);