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Added sw2hw_mpt

This commit is contained in:
Michael Brown 2007-09-18 04:45:55 +01:00
parent da014080f9
commit def5ae9127
2 changed files with 79 additions and 2 deletions
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6
src/drivers/net/mlx_ipoib/arbel.h
View File

@ -39,6 +39,8 @@
#define ARBEL_HCR_QUERY_DEV_LIM 0x0003
#define ARBEL_HCR_QUERY_FW 0x0004
#define ARBEL_HCR_INIT_HCA 0x0007
#define ARBEL_HCR_CLOSE_HCA 0x0008
#define ARBEL_HCR_SW2HW_MPT 0x000d
#define ARBEL_HCR_SW2HW_CQ 0x0016
#define ARBEL_HCR_HW2SW_CQ 0x0017
#define ARBEL_HCR_RST2INIT_QPEE 0x0019
@ -101,6 +103,7 @@ struct MLX_DECLARE_STRUCT ( arbelprm_init_hca );
struct MLX_DECLARE_STRUCT ( arbelprm_mad_ifc );
struct MLX_DECLARE_STRUCT ( arbelprm_mgm_entry );
struct MLX_DECLARE_STRUCT ( arbelprm_mgm_hash );
struct MLX_DECLARE_STRUCT ( arbelprm_mpt );
struct MLX_DECLARE_STRUCT ( arbelprm_qp_db_record );
struct MLX_DECLARE_STRUCT ( arbelprm_qp_ee_state_transitions );
struct MLX_DECLARE_STRUCT ( arbelprm_query_dev_lim );
@ -333,6 +336,9 @@ struct arbel {
/** Global protection domain */
#define ARBEL_GLOBAL_PD 0x123456
/** Memory key prefix */
#define ARBEL_MKEY_PREFIX 0x77000000UL
/*
* HCA commands
*

75
src/drivers/net/mlx_ipoib/mt25218.c
View File

@ -235,6 +235,22 @@ arbel_cmd_init_hca ( struct arbel *arbel,
0, init_hca, 0, NULL );
}
static inline int
arbel_cmd_close_hca ( struct arbel *arbel ) {
return arbel_cmd ( arbel,
ARBEL_HCR_VOID_CMD ( ARBEL_HCR_CLOSE_HCA ),
0, NULL, 0, NULL );
}
static inline int
arbel_cmd_sw2hw_mpt ( struct arbel *arbel, unsigned int index,
const struct arbelprm_mpt *mpt ) {
return arbel_cmd ( arbel,
ARBEL_HCR_IN_CMD ( ARBEL_HCR_SW2HW_MPT,
1, sizeof ( *mpt ) ),
0, mpt, index, NULL );
}
static inline int
arbel_cmd_sw2hw_cq ( struct arbel *arbel, unsigned long cqn,
const struct arbelprm_completion_queue_context *cqctx ) {
@ -405,6 +421,16 @@ arbel_cmd_map_fa ( struct arbel *arbel,
0, map, 1, NULL );
}
/***************************************************************************
*
* Event queue operations
*
***************************************************************************
*/
static int arbel_create_eq ( struct arbel *arbel ) {
}
/***************************************************************************
*
* Completion queue operations
@ -1800,6 +1826,42 @@ static void arbel_free_icm ( struct arbel *arbel ) {
***************************************************************************
*/
/**
* Set up memory protection table
*
* @v arbel Arbel device
* @ret rc Return status code
*/
static int arbel_setup_mpt ( struct arbel *arbel ) {
struct arbelprm_mpt mpt;
uint32_t key;
int rc;
/* Derive key */
key = ( arbel->limits.reserved_mrws | ARBEL_MKEY_PREFIX );
arbel->reserved_lkey = ( ( key << 8 ) | ( key >> 24 ) );
/* Initialise memory protection table */
memset ( &mpt, 0, sizeof ( mpt ) );
MLX_FILL_4 ( &mpt, 0,
r_w, 1,
pa, 1,
lr, 1,
lw, 1 );
MLX_FILL_1 ( &mpt, 2, mem_key, key );
MLX_FILL_1 ( &mpt, 3, pd, ARBEL_GLOBAL_PD );
MLX_FILL_1 ( &mpt, 6, reg_wnd_len_h, 0xffffffffUL );
MLX_FILL_1 ( &mpt, 7, reg_wnd_len_l, 0xffffffffUL );
if ( ( rc = arbel_cmd_sw2hw_mpt ( arbel, arbel->limits.reserved_mrws,
&mpt ) ) != 0 ) {
DBGC ( arbel, "Arbel %p could not set up MPT: %s\n",
arbel, strerror ( rc ) );
return rc;
}
return 0;
}
/**
* Probe PCI device
*
@ -1878,6 +1940,12 @@ static int arbel_probe ( struct pci_device *pci,
arbel, strerror ( rc ) );
goto err_init_hca;
}
/* Set up memory protection */
if ( ( rc = arbel_setup_mpt ( arbel ) ) != 0 )
goto err_setup_mpt;
#endif
@ -1889,8 +1957,10 @@ static int arbel_probe ( struct pci_device *pci,
arbel->mailbox_in = dev_buffers_p->inprm_buf;
arbel->mailbox_out = dev_buffers_p->outprm_buf;
#endif
arbel->db_rec = dev_ib_data.uar_context_base;
#if ! SELF_INIT
arbel->reserved_lkey = dev_ib_data.mkey;
#endif
arbel->db_rec = dev_ib_data.uar_context_base;
arbel->eqn = dev_ib_data.eq.eqn;
@ -1912,7 +1982,8 @@ static int arbel_probe ( struct pci_device *pci,
ib_driver_close ( 0 );
err_ib_driver_init:
err_setup_mpt:
arbel_cmd_close_hca ( arbel );
err_init_hca:
arbel_free_icm ( arbel );
err_alloc_icm: