diff --git a/src/drivers/net/mlx_ipoib/arbel.h b/src/drivers/net/mlx_ipoib/arbel.h deleted file mode 100644 index dcca5107..00000000 --- a/src/drivers/net/mlx_ipoib/arbel.h +++ /dev/null @@ -1,455 +0,0 @@ -#ifndef _ARBEL_H -#define _ARBEL_H - -/** @file - * - * Mellanox Arbel Infiniband HCA driver - * - */ - -#include -#include - -/* - * Hardware constants - * - */ - -/* PCI BARs */ -#define ARBEL_PCI_CONFIG_BAR PCI_BASE_ADDRESS_0 -#define ARBEL_PCI_CONFIG_BAR_SIZE 0x100000 -#define ARBEL_PCI_UAR_BAR PCI_BASE_ADDRESS_2 -#define ARBEL_PCI_UAR_IDX 1 -#define ARBEL_PCI_UAR_SIZE 0x1000 - -/* UAR context table (UCE) resource types */ -#define ARBEL_UAR_RES_NONE 0x00 -#define ARBEL_UAR_RES_CQ_CI 0x01 -#define ARBEL_UAR_RES_CQ_ARM 0x02 -#define ARBEL_UAR_RES_SQ 0x03 -#define ARBEL_UAR_RES_RQ 0x04 -#define ARBEL_UAR_RES_GROUP_SEP 0x07 - -/* Work queue entry and completion queue entry opcodes */ -#define ARBEL_OPCODE_SEND 0x0a -#define ARBEL_OPCODE_RECV_ERROR 0xfe -#define ARBEL_OPCODE_SEND_ERROR 0xff - -/* HCA command register opcodes */ -#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_INIT_IB 0x0009 -#define ARBEL_HCR_CLOSE_IB 0x000a -#define ARBEL_HCR_SW2HW_MPT 0x000d -#define ARBEL_HCR_MAP_EQ 0x0012 -#define ARBEL_HCR_SW2HW_EQ 0x0013 -#define ARBEL_HCR_HW2SW_EQ 0x0014 -#define ARBEL_HCR_SW2HW_CQ 0x0016 -#define ARBEL_HCR_HW2SW_CQ 0x0017 -#define ARBEL_HCR_RST2INIT_QPEE 0x0019 -#define ARBEL_HCR_INIT2RTR_QPEE 0x001a -#define ARBEL_HCR_RTR2RTS_QPEE 0x001b -#define ARBEL_HCR_2RST_QPEE 0x0021 -#define ARBEL_HCR_MAD_IFC 0x0024 -#define ARBEL_HCR_READ_MGM 0x0025 -#define ARBEL_HCR_WRITE_MGM 0x0026 -#define ARBEL_HCR_MGID_HASH 0x0027 -#define ARBEL_HCR_RUN_FW 0x0ff6 -#define ARBEL_HCR_DISABLE_LAM 0x0ff7 -#define ARBEL_HCR_ENABLE_LAM 0x0ff8 -#define ARBEL_HCR_UNMAP_ICM 0x0ff9 -#define ARBEL_HCR_MAP_ICM 0x0ffa -#define ARBEL_HCR_UNMAP_ICM_AUX 0x0ffb -#define ARBEL_HCR_MAP_ICM_AUX 0x0ffc -#define ARBEL_HCR_SET_ICM_SIZE 0x0ffd -#define ARBEL_HCR_UNMAP_FA 0x0ffe -#define ARBEL_HCR_MAP_FA 0x0fff - -/* Service types */ -#define ARBEL_ST_UD 0x03 - -/* MTUs */ -#define ARBEL_MTU_2048 0x04 - -#define ARBEL_NO_EQ 64 - -#define ARBEL_INVALID_LKEY 0x00000100UL - -/* - * Datatypes that seem to be missing from the autogenerated documentation - * - */ -struct arbelprm_mgm_hash_st { - pseudo_bit_t reserved0[0x00020]; -/* -------------- */ - pseudo_bit_t hash[0x00010]; - pseudo_bit_t reserved1[0x00010]; -} __attribute__ (( packed )); - -struct arbelprm_scalar_parameter_st { - pseudo_bit_t reserved0[0x00020]; -/* -------------- */ - pseudo_bit_t value[0x00020]; -} __attribute__ (( packed )); - -/* - * Wrapper structures for hardware datatypes - * - */ - -struct MLX_DECLARE_STRUCT ( arbelprm_access_lam ); -struct MLX_DECLARE_STRUCT ( arbelprm_completion_queue_context ); -struct MLX_DECLARE_STRUCT ( arbelprm_completion_queue_entry ); -struct MLX_DECLARE_STRUCT ( arbelprm_completion_with_error ); -struct MLX_DECLARE_STRUCT ( arbelprm_cq_arm_db_record ); -struct MLX_DECLARE_STRUCT ( arbelprm_cq_ci_db_record ); -struct MLX_DECLARE_STRUCT ( arbelprm_eqc ); -struct MLX_DECLARE_STRUCT ( arbelprm_hca_command_register ); -struct MLX_DECLARE_STRUCT ( arbelprm_init_hca ); -struct MLX_DECLARE_STRUCT ( arbelprm_init_ib ); -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 ); -struct MLX_DECLARE_STRUCT ( arbelprm_query_fw ); -struct MLX_DECLARE_STRUCT ( arbelprm_queue_pair_ee_context_entry ); -struct MLX_DECLARE_STRUCT ( arbelprm_recv_wqe_segment_next ); -struct MLX_DECLARE_STRUCT ( arbelprm_scalar_parameter ); -struct MLX_DECLARE_STRUCT ( arbelprm_send_doorbell ); -struct MLX_DECLARE_STRUCT ( arbelprm_ud_address_vector ); -struct MLX_DECLARE_STRUCT ( arbelprm_virtual_physical_mapping ); -struct MLX_DECLARE_STRUCT ( arbelprm_wqe_segment_ctrl_send ); -struct MLX_DECLARE_STRUCT ( arbelprm_wqe_segment_data_ptr ); -struct MLX_DECLARE_STRUCT ( arbelprm_wqe_segment_next ); -struct MLX_DECLARE_STRUCT ( arbelprm_wqe_segment_ud ); - -/* - * Composite hardware datatypes - * - */ - -#define ARBEL_MAX_GATHER 1 - -struct arbelprm_ud_send_wqe { - struct arbelprm_wqe_segment_next next; - struct arbelprm_wqe_segment_ctrl_send ctrl; - struct arbelprm_wqe_segment_ud ud; - struct arbelprm_wqe_segment_data_ptr data[ARBEL_MAX_GATHER]; -} __attribute__ (( packed )); - -#define ARBEL_MAX_SCATTER 1 - -struct arbelprm_recv_wqe { - /* The autogenerated header is inconsistent between send and - * receive WQEs. The "ctrl" structure for receive WQEs is - * defined to include the "next" structure. Since the "ctrl" - * part of the "ctrl" structure contains only "reserved, must - * be zero" bits, we ignore its definition and provide - * something more usable. - */ - struct arbelprm_recv_wqe_segment_next next; - uint32_t ctrl[2]; /* All "reserved, must be zero" */ - struct arbelprm_wqe_segment_data_ptr data[ARBEL_MAX_SCATTER]; -} __attribute__ (( packed )); - -union arbelprm_completion_entry { - struct arbelprm_completion_queue_entry normal; - struct arbelprm_completion_with_error error; -} __attribute__ (( packed )); - -union arbelprm_doorbell_record { - struct arbelprm_cq_arm_db_record cq_arm; - struct arbelprm_cq_ci_db_record cq_ci; - struct arbelprm_qp_db_record qp; -} __attribute__ (( packed )); - -union arbelprm_doorbell_register { - struct arbelprm_send_doorbell send; - uint32_t dword[2]; -} __attribute__ (( packed )); - -union arbelprm_mad { - struct arbelprm_mad_ifc ifc; - union ib_mad mad; -} __attribute__ (( packed )); - -/* - * gPXE-specific definitions - * - */ - -/** Arbel device limits */ -struct arbel_dev_limits { - /** Number of reserved QPs */ - unsigned int reserved_qps; - /** QP context entry size */ - size_t qpc_entry_size; - /** Extended QP context entry size */ - size_t eqpc_entry_size; - /** Number of reserved SRQs */ - unsigned int reserved_srqs; - /** SRQ context entry size */ - size_t srqc_entry_size; - /** Number of reserved EEs */ - unsigned int reserved_ees; - /** EE context entry size */ - size_t eec_entry_size; - /** Extended EE context entry size */ - size_t eeec_entry_size; - /** Number of reserved CQs */ - unsigned int reserved_cqs; - /** CQ context entry size */ - size_t cqc_entry_size; - /** Number of reserved MTTs */ - unsigned int reserved_mtts; - /** MTT entry size */ - size_t mtt_entry_size; - /** Number of reserved MRWs */ - unsigned int reserved_mrws; - /** MPT entry size */ - size_t mpt_entry_size; - /** Number of reserved RDBs */ - unsigned int reserved_rdbs; - /** EQ context entry size */ - size_t eqc_entry_size; - /** Number of reserved UARs */ - unsigned int reserved_uars; -}; - -/** Alignment of Arbel send work queue entries */ -#define ARBEL_SEND_WQE_ALIGN 128 - -/** An Arbel send work queue entry */ -union arbel_send_wqe { - struct arbelprm_ud_send_wqe ud; - uint8_t force_align[ARBEL_SEND_WQE_ALIGN]; -} __attribute__ (( packed )); - -/** An Arbel send work queue */ -struct arbel_send_work_queue { - /** Doorbell record number */ - unsigned int doorbell_idx; - /** Work queue entries */ - union arbel_send_wqe *wqe; - /** Size of work queue */ - size_t wqe_size; -}; - -/** Alignment of Arbel receive work queue entries */ -#define ARBEL_RECV_WQE_ALIGN 64 - -/** An Arbel receive work queue entry */ -union arbel_recv_wqe { - struct arbelprm_recv_wqe recv; - uint8_t force_align[ARBEL_RECV_WQE_ALIGN]; -} __attribute__ (( packed )); - -/** An Arbel receive work queue */ -struct arbel_recv_work_queue { - /** Doorbell record number */ - unsigned int doorbell_idx; - /** Work queue entries */ - union arbel_recv_wqe *wqe; - /** Size of work queue */ - size_t wqe_size; -}; - -/** Maximum number of allocatable queue pairs - * - * This is a policy decision, not a device limit. - */ -#define ARBEL_MAX_QPS 8 - -/** Base queue pair number */ -#define ARBEL_QPN_BASE 0x550000 - -/** An Arbel queue pair */ -struct arbel_queue_pair { - /** Send work queue */ - struct arbel_send_work_queue send; - /** Receive work queue */ - struct arbel_recv_work_queue recv; -}; - -/** Maximum number of allocatable completion queues - * - * This is a policy decision, not a device limit. - */ -#define ARBEL_MAX_CQS 8 - -/** An Arbel completion queue */ -struct arbel_completion_queue { - /** Consumer counter doorbell record number */ - unsigned int ci_doorbell_idx; - /** Arm queue doorbell record number */ - unsigned int arm_doorbell_idx; - /** Completion queue entries */ - union arbelprm_completion_entry *cqe; - /** Size of completion queue */ - size_t cqe_size; -}; - -/** An Arbel resource bitmask */ -typedef uint32_t arbel_bitmask_t; - -/** Size of an Arbel resource bitmask */ -#define ARBEL_BITMASK_SIZE(max_entries) \ - ( ( (max_entries) + ( 8 * sizeof ( arbel_bitmask_t ) ) - 1 ) / \ - ( 8 * sizeof ( arbel_bitmask_t ) ) ) - -/** An Arbel device */ -struct arbel { - /** PCI configuration registers */ - void *config; - /** PCI user Access Region */ - void *uar; - - /** Command input mailbox */ - void *mailbox_in; - /** Command output mailbox */ - void *mailbox_out; - - /** Firmware area in external memory */ - userptr_t firmware_area; - /** ICM size */ - size_t icm_len; - /** ICM AUX size */ - size_t icm_aux_len; - /** ICM area */ - userptr_t icm; - - /** Doorbell records */ - union arbelprm_doorbell_record *db_rec; - /** Reserved LKey - * - * Used to get unrestricted memory access. - */ - unsigned long reserved_lkey; - - /** Completion queue in-use bitmask */ - arbel_bitmask_t cq_inuse[ ARBEL_BITMASK_SIZE ( ARBEL_MAX_CQS ) ]; - /** Queue pair in-use bitmask */ - arbel_bitmask_t qp_inuse[ ARBEL_BITMASK_SIZE ( ARBEL_MAX_QPS ) ]; - - /** Device limits */ - struct arbel_dev_limits limits; -}; - -/** Global protection domain */ -#define ARBEL_GLOBAL_PD 0x123456 - -/** Memory key prefix */ -#define ARBEL_MKEY_PREFIX 0x77000000UL - -/* - * HCA commands - * - */ - -#define ARBEL_HCR_BASE 0x80680 -#define ARBEL_HCR_REG(x) ( ARBEL_HCR_BASE + 4 * (x) ) -#define ARBEL_HCR_MAX_WAIT_MS 2000 -#define ARBEL_MBOX_ALIGN 4096 -#define ARBEL_MBOX_SIZE 512 - -/* HCA command is split into - * - * bits 11:0 Opcode - * bit 12 Input uses mailbox - * bit 13 Output uses mailbox - * bits 22:14 Input parameter length (in dwords) - * bits 31:23 Output parameter length (in dwords) - * - * Encoding the information in this way allows us to cut out several - * parameters to the arbel_command() call. - */ -#define ARBEL_HCR_IN_MBOX 0x00001000UL -#define ARBEL_HCR_OUT_MBOX 0x00002000UL -#define ARBEL_HCR_OPCODE( _command ) ( (_command) & 0xfff ) -#define ARBEL_HCR_IN_LEN( _command ) ( ( (_command) >> 12 ) & 0x7fc ) -#define ARBEL_HCR_OUT_LEN( _command ) ( ( (_command) >> 21 ) & 0x7fc ) - -/** Build HCR command from component parts */ -#define ARBEL_HCR_INOUT_CMD( _opcode, _in_mbox, _in_len, \ - _out_mbox, _out_len ) \ - ( (_opcode) | \ - ( (_in_mbox) ? ARBEL_HCR_IN_MBOX : 0 ) | \ - ( ( (_in_len) / 4 ) << 14 ) | \ - ( (_out_mbox) ? ARBEL_HCR_OUT_MBOX : 0 ) | \ - ( ( (_out_len) / 4 ) << 23 ) ) - -#define ARBEL_HCR_IN_CMD( _opcode, _in_mbox, _in_len ) \ - ARBEL_HCR_INOUT_CMD ( _opcode, _in_mbox, _in_len, 0, 0 ) - -#define ARBEL_HCR_OUT_CMD( _opcode, _out_mbox, _out_len ) \ - ARBEL_HCR_INOUT_CMD ( _opcode, 0, 0, _out_mbox, _out_len ) - -#define ARBEL_HCR_VOID_CMD( _opcode ) \ - ARBEL_HCR_INOUT_CMD ( _opcode, 0, 0, 0, 0 ) - -/* - * Doorbell record allocation - * - * The doorbell record map looks like: - * - * ARBEL_MAX_CQS * Arm completion queue doorbell - * ARBEL_MAX_QPS * Send work request doorbell - * Group separator - * ...(empty space)... - * ARBEL_MAX_QPS * Receive work request doorbell - * ARBEL_MAX_CQS * Completion queue consumer counter update doorbell - */ - -#define ARBEL_MAX_DOORBELL_RECORDS 512 -#define ARBEL_GROUP_SEPARATOR_DOORBELL ( ARBEL_MAX_CQS + ARBEL_MAX_QPS ) - -/** - * Get arm completion queue doorbell index - * - * @v cqn_offset Completion queue number offset - * @ret doorbell_idx Doorbell index - */ -static inline unsigned int -arbel_cq_arm_doorbell_idx ( unsigned int cqn_offset ) { - return cqn_offset; -} - -/** - * Get send work request doorbell index - * - * @v qpn_offset Queue pair number offset - * @ret doorbell_idx Doorbell index - */ -static inline unsigned int -arbel_send_doorbell_idx ( unsigned int qpn_offset ) { - return ( ARBEL_MAX_CQS + qpn_offset ); -} - -/** - * Get receive work request doorbell index - * - * @v qpn_offset Queue pair number offset - * @ret doorbell_idx Doorbell index - */ -static inline unsigned int -arbel_recv_doorbell_idx ( unsigned int qpn_offset ) { - return ( ARBEL_MAX_DOORBELL_RECORDS - ARBEL_MAX_CQS - qpn_offset - 1 ); -} - -/** - * Get completion queue consumer counter doorbell index - * - * @v cqn_offset Completion queue number offset - * @ret doorbell_idx Doorbell index - */ -static inline unsigned int -arbel_cq_ci_doorbell_idx ( unsigned int cqn_offset ) { - return ( ARBEL_MAX_DOORBELL_RECORDS - cqn_offset - 1 ); -} - -#endif /* _ARBEL_H */ diff --git a/src/drivers/net/mlx_ipoib/bit_ops.h b/src/drivers/net/mlx_ipoib/bit_ops.h index 8b81bfcc..e3fb4331 100644 --- a/src/drivers/net/mlx_ipoib/bit_ops.h +++ b/src/drivers/net/mlx_ipoib/bit_ops.h @@ -80,14 +80,6 @@ struct addr_64_st { */ #define MT_EXTRACT_ARRAY32(A,O,S) MT_EXTRACT32(((__u32*)A)[O >> 5],(O & MASK32(5)),S) -/* - * MT_EXTRACT_ARRAY32_BE macro is similar to EXTRACT but works on an array of (__u32), - * thus offset may be larger than 32 (but not size). - * - * (added by mcb30) - */ -#define MT_EXTRACT_ARRAY32_BE(A,O,S) MT_EXTRACT32(be32_to_cpu(((__u32*)A)[O >> 5]),(O & MASK32(5)),S) - /* * MT_INSERT_ARRAY32 macro is similar to INSERT but works on an array of (__u32), * thus offset may be larger than 32 (but not size). @@ -98,8 +90,6 @@ struct addr_64_st { #define EX_FLD(a, st, fld) MT_EXTRACT_ARRAY32(a, MT_BIT_OFFSET(st, fld), MT_BIT_SIZE(st, fld)) -#define EX_FLD_BE(a, st, fld) MT_EXTRACT_ARRAY32_BE(a, MT_BIT_OFFSET(st, fld), MT_BIT_SIZE(st, fld)) - /* return the address of the dword holding the field buf = pointer to buffer where to place the value @@ -133,185 +123,4 @@ struct addr_64_st { field; \ }) - - -/* Remaining code Copyright Fen Systems Ltd. 2007 */ - -/** - * Wrapper structure for pseudo_bit_t structures - * - * This structure provides a wrapper around the autogenerated - * pseudo_bit_t structures. It has the correct size, and also - * encapsulates type information about the underlying pseudo_bit_t - * structure, which allows the MLX_FILL etc. macros to work without - * requiring explicit type information. - */ -#define MLX_DECLARE_STRUCT( _structure ) \ - _structure { \ - union { \ - uint8_t bytes[ sizeof ( struct _structure ## _st ) / 8 ]; \ - uint32_t dwords[ sizeof ( struct _structure ## _st ) / 32 ]; \ - struct _structure ## _st *dummy[0]; \ - } u; \ - } - -/** Get pseudo_bit_t structure type from wrapper structure pointer */ -#define MLX_PSEUDO_STRUCT( _ptr ) \ - typeof ( *((_ptr)->u.dummy[0]) ) - -/** Bit offset of a field within a pseudo_bit_t structure */ -#define MLX_BIT_OFFSET( _structure_st, _field ) \ - offsetof ( _structure_st, _field ) - -/** Dword offset of a field within a pseudo_bit_t structure */ -#define MLX_DWORD_OFFSET( _structure_st, _field ) \ - ( MLX_BIT_OFFSET ( _structure_st, _field ) / 32 ) - -/** Dword bit offset of a field within a pseudo_bit_t structure - * - * Yes, using mod-32 would work, but would lose the check for the - * error of specifying a mismatched field name and dword index. - */ -#define MLX_DWORD_BIT_OFFSET( _structure_st, _index, _field ) \ - ( MLX_BIT_OFFSET ( _structure_st, _field ) - ( 32 * (_index) ) ) - -/** Bit width of a field within a pseudo_bit_t structure */ -#define MLX_BIT_WIDTH( _structure_st, _field ) \ - sizeof ( ( ( _structure_st * ) NULL )->_field ) - -/** Bit mask for a field within a pseudo_bit_t structure */ -#define MLX_BIT_MASK( _structure_st, _field ) \ - ( ( ~( ( uint32_t ) 0 ) ) >> \ - ( 32 - MLX_BIT_WIDTH ( _structure_st, _field ) ) ) - -/* - * Assemble native-endian dword from named fields and values - * - */ - -#define MLX_ASSEMBLE_1( _structure_st, _index, _field, _value ) \ - ( (_value) << MLX_DWORD_BIT_OFFSET ( _structure_st, _index, _field ) ) - -#define MLX_ASSEMBLE_2( _structure_st, _index, _field, _value, ... ) \ - ( MLX_ASSEMBLE_1 ( _structure_st, _index, _field, _value ) | \ - MLX_ASSEMBLE_1 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_ASSEMBLE_3( _structure_st, _index, _field, _value, ... ) \ - ( MLX_ASSEMBLE_1 ( _structure_st, _index, _field, _value ) | \ - MLX_ASSEMBLE_2 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_ASSEMBLE_4( _structure_st, _index, _field, _value, ... ) \ - ( MLX_ASSEMBLE_1 ( _structure_st, _index, _field, _value ) | \ - MLX_ASSEMBLE_3 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_ASSEMBLE_5( _structure_st, _index, _field, _value, ... ) \ - ( MLX_ASSEMBLE_1 ( _structure_st, _index, _field, _value ) | \ - MLX_ASSEMBLE_4 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_ASSEMBLE_6( _structure_st, _index, _field, _value, ... ) \ - ( MLX_ASSEMBLE_1 ( _structure_st, _index, _field, _value ) | \ - MLX_ASSEMBLE_5 ( _structure_st, _index, __VA_ARGS__ ) ) - -/* - * Build native-endian (positive) dword bitmasks from named fields - * - */ - -#define MLX_MASK_1( _structure_st, _index, _field ) \ - ( MLX_BIT_MASK ( _structure_st, _field ) << \ - MLX_DWORD_BIT_OFFSET ( _structure_st, _index, _field ) ) - -#define MLX_MASK_2( _structure_st, _index, _field, ... ) \ - ( MLX_MASK_1 ( _structure_st, _index, _field ) | \ - MLX_MASK_1 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_MASK_3( _structure_st, _index, _field, ... ) \ - ( MLX_MASK_1 ( _structure_st, _index, _field ) | \ - MLX_MASK_2 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_MASK_4( _structure_st, _index, _field, ... ) \ - ( MLX_MASK_1 ( _structure_st, _index, _field ) | \ - MLX_MASK_3 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_MASK_5( _structure_st, _index, _field, ... ) \ - ( MLX_MASK_1 ( _structure_st, _index, _field ) | \ - MLX_MASK_4 ( _structure_st, _index, __VA_ARGS__ ) ) - -#define MLX_MASK_6( _structure_st, _index, _field, ... ) \ - ( MLX_MASK_1 ( _structure_st, _index, _field ) | \ - MLX_MASK_5 ( _structure_st, _index, __VA_ARGS__ ) ) - -/* - * Populate big-endian dwords from named fields and values - * - */ - -#define MLX_FILL( _ptr, _index, _assembled ) \ - do { \ - uint32_t *__ptr = &(_ptr)->u.dwords[(_index)]; \ - uint32_t __assembled = (_assembled); \ - *__ptr = cpu_to_be32 ( __assembled ); \ - } while ( 0 ) - -#define MLX_FILL_1( _ptr, _index, ... ) \ - MLX_FILL ( _ptr, _index, MLX_ASSEMBLE_1 ( MLX_PSEUDO_STRUCT ( _ptr ),\ - _index, __VA_ARGS__ ) ) - -#define MLX_FILL_2( _ptr, _index, ... ) \ - MLX_FILL ( _ptr, _index, MLX_ASSEMBLE_2 ( MLX_PSEUDO_STRUCT ( _ptr ),\ - _index, __VA_ARGS__ ) ) - -#define MLX_FILL_3( _ptr, _index, ... ) \ - MLX_FILL ( _ptr, _index, MLX_ASSEMBLE_3 ( MLX_PSEUDO_STRUCT ( _ptr ),\ - _index, __VA_ARGS__ ) ) - -#define MLX_FILL_4( _ptr, _index, ... ) \ - MLX_FILL ( _ptr, _index, MLX_ASSEMBLE_4 ( MLX_PSEUDO_STRUCT ( _ptr ),\ - _index, __VA_ARGS__ ) ) - -#define MLX_FILL_5( _ptr, _index, ... ) \ - MLX_FILL ( _ptr, _index, MLX_ASSEMBLE_5 ( MLX_PSEUDO_STRUCT ( _ptr ),\ - _index, __VA_ARGS__ ) ) - -#define MLX_FILL_6( _ptr, _index, ... ) \ - MLX_FILL ( _ptr, _index, MLX_ASSEMBLE_6 ( MLX_PSEUDO_STRUCT ( _ptr ),\ - _index, __VA_ARGS__ ) ) - -/* - * Modify big-endian dword using named field and value - * - */ - -#define MLX_SET( _ptr, _field, _value ) \ - do { \ - unsigned int __index = \ - MLX_DWORD_OFFSET ( MLX_PSEUDO_STRUCT ( _ptr ), _field ); \ - uint32_t *__ptr = &(_ptr)->u.dwords[__index]; \ - uint32_t __value = be32_to_cpu ( *__ptr ); \ - __value &= ~( MLX_MASK_1 ( MLX_PSEUDO_STRUCT ( _ptr ), \ - __index, _field ) ); \ - __value |= MLX_ASSEMBLE_1 ( MLX_PSEUDO_STRUCT ( _ptr ), \ - __index, _field, _value ); \ - *__ptr = cpu_to_be32 ( __value ); \ - } while ( 0 ) - -/* - * Extract value of named field - * - */ - -#define MLX_GET( _ptr, _field ) \ - ( { \ - unsigned int __index = \ - MLX_DWORD_OFFSET ( MLX_PSEUDO_STRUCT ( _ptr ), _field ); \ - uint32_t *__ptr = &(_ptr)->u.dwords[__index]; \ - uint32_t __value = be32_to_cpu ( *__ptr ); \ - __value >>= \ - MLX_DWORD_BIT_OFFSET ( MLX_PSEUDO_STRUCT ( _ptr ), \ - __index, _field ); \ - __value &= \ - MLX_BIT_MASK ( MLX_PSEUDO_STRUCT ( _ptr ), _field ); \ - __value; \ - } ) - #endif /* __bit_ops_h__ */ diff --git a/src/drivers/net/mlx_ipoib/cmdif_comm.c b/src/drivers/net/mlx_ipoib/cmdif_comm.c index 363e4209..d43a1068 100644 --- a/src/drivers/net/mlx_ipoib/cmdif_comm.c +++ b/src/drivers/net/mlx_ipoib/cmdif_comm.c @@ -112,8 +112,6 @@ static XHH_cmd_status_t cmd_invoke(command_fields_t * cmd_prms) __u32 hcr[7], data; __u8 status; - DBG ( "Executing command:\n" ); - /* check if go bit is free */ ret = cmdif_is_free(&is_free); if (ret) { @@ -131,15 +129,6 @@ static XHH_cmd_status_t cmd_invoke(command_fields_t * cmd_prms) edit_hcr(cmd_prms, hcr); __asm__ __volatile__("":::"memory"); - DBG_HD ( &hcr[0], sizeof ( hcr ) ); - if ( cmd_prms->in_trans == TRANS_MAILBOX ) { - size_t size = ( 4 * cmd_prms->in_param_size ); - if ( size > 512 ) - size = 512; - DBG2 ( "Input mailbox:\n" ); - DBG2_HD ( &cmd_prms->in_param[0], size ); - } - for (i = 0; i < 7; ++i) { ret = gw_write_cr(HCR_BASE + i * 4, hcr[i]); if (ret) { @@ -170,14 +159,6 @@ static XHH_cmd_status_t cmd_invoke(command_fields_t * cmd_prms) return status; } - if ( cmd_prms->out_trans == TRANS_MAILBOX ) { - size_t size = ( 4 * cmd_prms->out_param_size ); - if ( size > 512 ) - size = 512; - DBG2 ( "Output mailbox:\n" ); - DBG2_HD ( &cmd_prms->out_param[0], size ); - } - if (cmd_prms->out_trans == TRANS_MAILBOX) be_to_cpu_buf(cmd_prms->out_param, cmd_prms->out_param_size); else if (cmd_prms->out_trans == TRANS_IMMEDIATE) { @@ -187,8 +168,6 @@ static XHH_cmd_status_t cmd_invoke(command_fields_t * cmd_prms) return -1; } - DBG ( "Command executed successfully\n" ); - return 0; } @@ -563,10 +542,7 @@ static int cmd_mgid_hash(__u8 * gid, __u16 * mgid_hash_p) { int rc; command_fields_t cmd_desc; - union { - __u32 u32; - __u16 u16[2]; - } result; + __u16 result[2]; memset(&cmd_desc, 0, sizeof cmd_desc); @@ -578,9 +554,9 @@ static int cmd_mgid_hash(__u8 * gid, __u16 * mgid_hash_p) rc = cmd_invoke(&cmd_desc); if (!rc) { - rc = gw_read_cr(HCR_BASE + 16, &result.u32); + rc = gw_read_cr(HCR_BASE + 16, (__u32 *) result); if (!rc) { - *mgid_hash_p = result.u16[0]; + *mgid_hash_p = result[0]; } } diff --git a/src/drivers/net/mlx_ipoib/cmdif_mt25218.c b/src/drivers/net/mlx_ipoib/cmdif_mt25218.c index 704fb1fc..fb95edbe 100644 --- a/src/drivers/net/mlx_ipoib/cmdif_mt25218.c +++ b/src/drivers/net/mlx_ipoib/cmdif_mt25218.c @@ -22,6 +22,14 @@ #include "cmdif_priv.h" #include "mt25218.h" +/* + * cmd_sys_dis + */ +static int cmd_sys_dis(void) +{ + return 0; +} + /* * cmd_write_mgm */ @@ -317,24 +325,6 @@ static int cmd_map_icm_aux(struct map_icm_st *map_icm_aux_p) return rc; } - -/* - * cmd_unmap_icm_aux - */ -static int cmd_unmap_icm_aux(void) -{ - int rc; - command_fields_t cmd_desc; - - memset(&cmd_desc, 0, sizeof cmd_desc); - - cmd_desc.opcode = MEMFREE_CMD_UNMAP_ICM_AUX; - - rc = cmd_invoke(&cmd_desc); - - return rc; -} - /* * cmd_map_icm */ @@ -381,31 +371,6 @@ static int cmd_map_icm(struct map_icm_st *map_icm_p) return rc; } - - -/* - * cmd_unmap_icm - */ -static int cmd_unmap_icm(struct map_icm_st *map_icm_p) -{ - int rc; - command_fields_t cmd_desc; - __u32 iprm[2]; - - memset(&cmd_desc, 0, sizeof cmd_desc); - - cmd_desc.opcode = MEMFREE_CMD_UNMAP_ICM; - iprm[0] = map_icm_p->vpm_arr[0].va_h; - iprm[1] = map_icm_p->vpm_arr[0].va_l; - cmd_desc.in_param = iprm; - cmd_desc.in_trans = TRANS_IMMEDIATE; - cmd_desc.input_modifier = 1 << map_icm_p->vpm_arr[0].log2_size; - - rc = cmd_invoke(&cmd_desc); - - return rc; -} - /* * cmd_query_dev_lim */ diff --git a/src/drivers/net/mlx_ipoib/doc/README.boot_over_ib b/src/drivers/net/mlx_ipoib/doc/README.boot_over_ib index 062abd3f..07738628 100644 --- a/src/drivers/net/mlx_ipoib/doc/README.boot_over_ib +++ b/src/drivers/net/mlx_ipoib/doc/README.boot_over_ib @@ -92,11 +92,13 @@ files with .mlx extension also available from Mellanox's web site. 6. Preparing the DHCP Server ----------------------------- -The DHCP server may need to be modified in order to work on IPOIB. Some -distributuions alreay support this (Some SUSE distributuions) while others -do not. If the pre-installed server does not support IPOIB, the user can download -the sources from ISC http://www.isc.org/ and apply the appropriate patch in -the patches directory. +DHCP messages over IP Over IB are transmitted as broadcasts. In order to +distinguish between messages belonging to a certain DHCP session, the messages +must carry the client identifier option (see ietf documentation referred to +above). As of November 2005, ISC DHCP servers do not support this feature. +They are expected to support this at the end of 2005. In order to work this +out, the appropriate patch must be applied (see patches directory). It has +been tested on version isc-dhcpd-V3.0.4b2. The DHCP server must run on a machine which supports IP Over IB. The Mellanox IBGD package (gen1 or gen2) can be used to provide this. @@ -169,14 +171,6 @@ PXE_IB_PORT. 14. Installing a package from Mellanox -------------------------------------- -The package comes as a compressed file with extension .bz2 or .gz. Follow -these steps: -1. Create a directory -2. cd to this directory -3. tar jxf for .bz2 files or - tar zxf for .gz files - -The binaries can be found under src/bin When using a package obtained from Mellanox Technologies' web site, the directory src/bin will contain the driver binary files. The files have a .bin extension and are equivalent to the same files with .zrom extension. diff --git a/src/drivers/net/mlx_ipoib/ib_driver.c b/src/drivers/net/mlx_ipoib/ib_driver.c index 34d4cbaa..a46db7fc 100644 --- a/src/drivers/net/mlx_ipoib/ib_driver.c +++ b/src/drivers/net/mlx_ipoib/ib_driver.c @@ -62,9 +62,6 @@ static int wait_logic_link_up(__u8 port) return 0; } -unsigned long ipoib_qkey; -unsigned long hack_ipoib_qkey; - static int ib_driver_init(struct pci_device *pci, udqp_t * ipoib_qph_p) { int rc; @@ -150,9 +147,6 @@ static int ib_driver_init(struct pci_device *pci, udqp_t * ipoib_qph_p) qkey, mlid); } - hack_ipoib_qkey = ipoib_qkey = qkey; - -#if 0 rc = create_ipoib_qp(&ib_data.ipoib_qp, &ib_data.ipoib_snd_cq, &ib_data.ipoib_rcv_cq, qkey); @@ -172,7 +166,6 @@ static int ib_driver_init(struct pci_device *pci, udqp_t * ipoib_qph_p) } else { tprintf("add_qp_to_mcast_group() success"); } -#endif /* create a broadcast group ud AV */ av = alloc_ud_av(); @@ -185,19 +178,6 @@ static int ib_driver_init(struct pci_device *pci, udqp_t * ipoib_qph_p) tprintf("modify_av_params() success"); ib_data.bcast_av = av; -#if ! CREATE_OWN - rc = create_ipoib_qp(&ib_data.ipoib_qp, - &ib_data.ipoib_snd_cq, - &ib_data.ipoib_rcv_cq, qkey); - if (rc) { - eprintf(""); - return rc; - } - - tprintf("create_ipoib_qp() success"); - *ipoib_qph_p = ib_data.ipoib_qp; -#endif - do { rc = poll_eq(&ib_eqe, &num_eqe); if (rc) { @@ -268,10 +248,12 @@ static int ib_driver_close(int fw_fatal) ret = 1; } - rc = unset_hca(); - if (rc) { - eprintf(""); - ret = 1; + if (!fw_fatal) { + rc = cmd_sys_dis(); + if (rc) { + eprintf(""); + ret = 1; + } } return ret; @@ -286,7 +268,7 @@ static int poll_cqe_tout(cq_t cqh, __u16 tout, void **wqe, int *good_p) end = currticks() + tout; do { - rc = ib_poll_cqx(cqh, &ib_cqe, &num_cqes); + rc = ib_poll_cq(cqh, &ib_cqe, &num_cqes); if (rc) return rc; diff --git a/src/drivers/net/mlx_ipoib/ib_driver.h b/src/drivers/net/mlx_ipoib/ib_driver.h index 7fc57364..305bb5d4 100644 --- a/src/drivers/net/mlx_ipoib/ib_driver.h +++ b/src/drivers/net/mlx_ipoib/ib_driver.h @@ -49,17 +49,17 @@ #define QPN_BASE 0x550000 enum { + MADS_QPN_SN, IPOIB_QPN_SN, - MADS_QPN_SN = 4, - MAX_APP_QPS = 8 + MAX_APP_QPS }; enum { + MADS_SND_CQN_SN, + MADS_RCV_CQN_SN, IPOIB_SND_CQN_SN, IPOIB_RCV_CQN_SN, - MADS_SND_CQN_SN = 4, - MADS_RCV_CQN_SN, - MAX_APP_CQS = 8 + MAX_APP_CQS }; enum { @@ -153,7 +153,7 @@ static int gw_read_cr(__u32 addr, __u32 * result); static int gw_write_cr(__u32 addr, __u32 data); static ud_av_t alloc_ud_av(void); static void free_ud_av(ud_av_t av); -static int ib_poll_cqx(cq_t cq, struct ib_cqe_st *ib_cqe_p, __u8 * num_cqes); +static int ib_poll_cq(cq_t cq, struct ib_cqe_st *ib_cqe_p, __u8 * num_cqes); static int add_qp_to_mcast_group(union ib_gid_u mcast_gid, __u8 add); static int clear_interrupt(void); static int poll_cqe_tout(cq_t cqh, __u16 tout, void **wqe, int *good_p); diff --git a/src/drivers/net/mlx_ipoib/ib_mad.c b/src/drivers/net/mlx_ipoib/ib_mad.c index 4da4677b..3e263a5b 100644 --- a/src/drivers/net/mlx_ipoib/ib_mad.c +++ b/src/drivers/net/mlx_ipoib/ib_mad.c @@ -158,7 +158,7 @@ static int join_mc_group(__u32 * qkey_p, __u16 * mlid_p, __u8 join) eprintf(""); return -1; } - tprintf("allocated snd_wqe=%p", snd_wqe); + tprintf("allocated snd_wqe=0x%lx", snd_wqe); mad = get_send_wqe_buf(snd_wqe, 0); memset(mad, 0, 256); @@ -264,7 +264,7 @@ static int join_mc_group(__u32 * qkey_p, __u16 * mlid_p, __u8 join) return is_good ? 0 : -1; } -int get_path_record(union ib_gid_u *dgid, __u16 * dlid_p, u8 * sl_p, +static int get_path_record(union ib_gid_u *dgid, __u16 * dlid_p, u8 * sl_p, u8 * rate_p) { struct path_record_mad_st *mad, *rcv_mad; @@ -321,9 +321,6 @@ int get_path_record(union ib_gid_u *dgid, __u16 * dlid_p, u8 * sl_p, cpu_to_be_buf(mad, sizeof *mad); memcpy(mad->path_record.sgid.raw, ib_data.port_gid.raw, 16); - DBG ( "data:\n" ); - DBG_HD ( mad, sizeof ( *mad ) ); - rc = post_send_req(qp, snd_wqe, 1); if (rc) { eprintf(""); diff --git a/src/drivers/net/mlx_ipoib/ib_mad.h b/src/drivers/net/mlx_ipoib/ib_mad.h index 51b90d21..5ffb5404 100644 --- a/src/drivers/net/mlx_ipoib/ib_mad.h +++ b/src/drivers/net/mlx_ipoib/ib_mad.h @@ -104,7 +104,7 @@ union mad_u { struct ib_mad_st mad; } __attribute__ ((packed)); -int get_path_record(union ib_gid_u *dgid, __u16 * dlid_p, __u8 * sl_p, +static int get_path_record(union ib_gid_u *dgid, __u16 * dlid_p, __u8 * sl_p, __u8 * rate_p); #endif /* __ib_mad_h__ */ diff --git a/src/drivers/net/mlx_ipoib/ib_mt23108.c b/src/drivers/net/mlx_ipoib/ib_mt23108.c index d9261b9c..ca3abb10 100644 --- a/src/drivers/net/mlx_ipoib/ib_mt23108.c +++ b/src/drivers/net/mlx_ipoib/ib_mt23108.c @@ -92,12 +92,7 @@ static int find_mlx_bridge(__u8 hca_bus, __u8 * br_bus_p, __u8 * br_devfn_p) for (bus = 0; bus < 256; ++bus) { for (dev = 0; dev < 32; ++dev) { devfn = (dev << 3); - - struct pci_device tmp; - tmp.bus = bus; - tmp.devfn = devfn; - - rc = pcibios_read_config_word(&tmp, PCI_VENDOR_ID, + rc = pcibios_read_config_word(bus, devfn, PCI_VENDOR_ID, &vendor); if (rc) return rc; @@ -105,7 +100,7 @@ static int find_mlx_bridge(__u8 hca_bus, __u8 * br_bus_p, __u8 * br_devfn_p) if (vendor != MELLANOX_VENDOR_ID) continue; - rc = pcibios_read_config_word(&tmp, PCI_DEVICE_ID, + rc = pcibios_read_config_word(bus, devfn, PCI_DEVICE_ID, &dev_id); if (rc) return rc; @@ -113,7 +108,7 @@ static int find_mlx_bridge(__u8 hca_bus, __u8 * br_bus_p, __u8 * br_devfn_p) if (dev_id != TAVOR_BRIDGE_DEVICE_ID) continue; - rc = pcibios_read_config_byte(&tmp, + rc = pcibios_read_config_byte(bus, devfn, PCI_SECONDARY_BUS, &sec_bus); if (rc) @@ -166,7 +161,7 @@ static int ib_device_init(struct pci_device *dev) tavor_pci_dev.dev.dev = dev; tprintf(""); - if (dev->device == TAVOR_DEVICE_ID) { + if (dev->dev_id == TAVOR_DEVICE_ID) { rc = find_mlx_bridge(dev->bus, &br_bus, &br_devfn); if (rc) { @@ -180,12 +175,7 @@ static int ib_device_init(struct pci_device *dev) tprintf("bus=%d devfn=0x%x", br_bus, br_devfn); /* save config space */ for (i = 0; i < 64; ++i) { - - struct pci_device tmp; - tmp.bus = br_bus; - tmp.devfn = br_devfn; - - rc = pcibios_read_config_dword(&tmp, i << 2, + rc = pcibios_read_config_dword(br_bus, br_devfn, i << 2, &tavor_pci_dev.br. dev_config_space[i]); if (rc) { @@ -213,7 +203,7 @@ static int ib_device_init(struct pci_device *dev) eprintf(""); return -1; } - tprintf("uar_base (pa:va) = 0x%lx %p", + tprintf("uar_base (pa:va) = 0x%lx 0x%lx", tavor_pci_dev.dev.bar[2] + UAR_IDX * 0x1000, tavor_pci_dev.uar); tprintf(""); @@ -235,7 +225,7 @@ static int init_dev_data(void) dev_buffers_p = bus_to_virt(tmp); memreg_size = (__u32) (&memreg_size) - (__u32) dev_buffers_p; - tprintf("src_buf=%p, dev_buffers_p=%p, memreg_size=0x%lx", src_buf, + tprintf("src_buf=0x%lx, dev_buffers_p=0x%lx, memreg_size=0x%x", src_buf, dev_buffers_p, memreg_size); return 0; @@ -246,14 +236,10 @@ static int restore_config(void) int i; int rc; - if (tavor_pci_dev.dev.dev->device == TAVOR_DEVICE_ID) { + if (tavor_pci_dev.dev.dev->dev_id == TAVOR_DEVICE_ID) { for (i = 0; i < 64; ++i) { - - struct pci_device tmp; - tmp.bus = tavor_pci_dev.br.bus; - tmp.devfn = tavor_pci_dev.br.devfn; - - rc = pcibios_write_config_dword(&tmp, + rc = pcibios_write_config_dword(tavor_pci_dev.br.bus, + tavor_pci_dev.br.devfn, i << 2, tavor_pci_dev.br. dev_config_space[i]); @@ -565,9 +551,9 @@ static int setup_hca(__u8 port, void **eq_p) tprintf("fw_rev_major=%d", qfw.fw_rev_major); tprintf("fw_rev_minor=%d", qfw.fw_rev_minor); tprintf("fw_rev_subminor=%d", qfw.fw_rev_subminor); - tprintf("error_buf_start_h=0x%lx", qfw.error_buf_start_h); - tprintf("error_buf_start_l=0x%lx", qfw.error_buf_start_l); - tprintf("error_buf_size=%ld", qfw.error_buf_size); + tprintf("error_buf_start_h=0x%x", qfw.error_buf_start_h); + tprintf("error_buf_start_l=0x%x", qfw.error_buf_start_l); + tprintf("error_buf_size=%d", qfw.error_buf_size); } if (qfw.error_buf_start_h) { @@ -813,20 +799,6 @@ static int setup_hca(__u8 port, void **eq_p) return ret; } - -static int unset_hca(void) -{ - int rc = 0; - - if (!fw_fatal) { - rc = cmd_sys_dis(); - if (rc) - eprintf(""); - } - - return rc; -} - static void *get_inprm_buf(void) { return dev_buffers_p->inprm_buf; @@ -958,7 +930,7 @@ static int post_send_req(void *qph, void *wqeh, __u8 num_gather) __u32 *psrc, *pdst; __u32 nds; - tprintf("snd_wqe=%p, virt_to_bus(snd_wqe)=0x%lx", snd_wqe, + tprintf("snd_wqe=0x%lx, virt_to_bus(snd_wqe)=0x%lx", snd_wqe, virt_to_bus(snd_wqe)); memset(&dbell, 0, sizeof dbell); @@ -1082,7 +1054,7 @@ static int create_ipoib_qp(void **qp_pp, /* update data */ qp->rcv_wq[i].wqe_cont.qp = qp; qp->rcv_bufs[i] = ib_buffers.ipoib_rcv_buf[i]; - tprintf("rcv_buf=%p", qp->rcv_bufs[i]); + tprintf("rcv_buf=%lx", qp->rcv_bufs[i]); } /* init send queue WQEs list */ @@ -1415,7 +1387,7 @@ static int ib_poll_cq(void *cqh, struct ib_cqe_st *ib_cqe_p, u8 * num_cqes) eprintf("syndrome=0x%lx", EX_FLD(cqe.error_cqe, tavorprm_completion_with_error_st, syndrome)); - eprintf("wqe_addr=%p", wqe_p); + eprintf("wqe_addr=0x%lx", wqe_p); eprintf("wqe_size=0x%lx", EX_FLD(cqe.error_cqe, tavorprm_completion_with_error_st, wqe_size)); @@ -1544,7 +1516,7 @@ static struct recv_wqe_st *alloc_rcv_wqe(struct udqp_st *qp) wqe->mpointer[1].lkey = dev_ib_data.mkey; wqe->mpointer[1].byte_count = qp->rcv_buf_sz; - tprintf("rcv_buf=%p\n", qp->rcv_bufs[new_entry]); + tprintf("rcv_buf=%lx\n", qp->rcv_bufs[new_entry]); /* we do it only on the data segment since the control segment is always owned by HW */ @@ -1671,7 +1643,7 @@ static int poll_eq(struct ib_eqe_st *ib_eqe_p, __u8 * num_eqes) struct eq_st *eq = &dev_ib_data.eq; ptr = (__u32 *) (&(eq->eq_buf[eq->cons_idx])); - tprintf("cons)idx=%ld, addr(eqe)=%lx, val=0x%lx", eq->cons_idx, virt_to_bus(ptr), ptr[7]); + tprintf("cons)idx=%d, addr(eqe)=%x, val=0x%x", eq->cons_idx, virt_to_bus(ptr), ptr[7]); owner = (ptr[7] & 0x80000000) ? OWNER_HW : OWNER_SW; if (owner == OWNER_SW) { tprintf("got eqe"); diff --git a/src/drivers/net/mlx_ipoib/ib_mt25218.c b/src/drivers/net/mlx_ipoib/ib_mt25218.c index 174a2309..f16577f1 100644 --- a/src/drivers/net/mlx_ipoib/ib_mt25218.c +++ b/src/drivers/net/mlx_ipoib/ib_mt25218.c @@ -89,10 +89,6 @@ static struct dev_pci_struct memfree_pci_dev; static struct device_buffers_st *dev_buffers_p; static struct device_ib_data_st dev_ib_data; - - -struct map_icm_st icm_map_obj; - static int gw_write_cr(__u32 addr, __u32 data) { writel(htonl(data), memfree_pci_dev.cr_space + addr); @@ -159,7 +155,7 @@ static int ib_device_init(struct pci_device *dev) eprintf(""); return -1; } - tprintf("uar_base (pa:va) = 0x%lx %p", + tprintf("uar_base (pa:va) = 0x%lx 0x%lx", memfree_pci_dev.dev.bar[2] + UAR_IDX * 0x1000, memfree_pci_dev.uar); @@ -174,8 +170,6 @@ static inline unsigned long lalign(unsigned long buf, unsigned long align) (~(((unsigned long)align) - 1))); } -#include - static int init_dev_data(void) { unsigned long tmp; @@ -185,21 +179,17 @@ static int init_dev_data(void) dev_buffers_p = bus_to_virt(tmp); memreg_size = (__u32) (&memreg_size) - (__u32) dev_buffers_p; - tprintf("src_buf=%p, dev_buffers_p=%p, memreg_size=0x%lx", src_buf, + tprintf("src_buf=0x%lx, dev_buffers_p=0x%lx, memreg_size=0x%x", src_buf, dev_buffers_p, memreg_size); - tprintf("inprm: va=%p, pa=0x%lx", dev_buffers_p->inprm_buf, + tprintf("inprm: va=0x%lx, pa=0x%lx", dev_buffers_p->inprm_buf, virt_to_bus(dev_buffers_p->inprm_buf)); - tprintf("outprm: va=%p, pa=0x%lx", dev_buffers_p->outprm_buf, + tprintf("outprm: va=0x%lx, pa=0x%lx", dev_buffers_p->outprm_buf, virt_to_bus(dev_buffers_p->outprm_buf)); - userptr_t lotsofmem = umalloc ( reserve_size * 2 ); - if ( ! lotsofmem ) { - printf ( "Could not allocate large memblock\n" ); - return -1; - } - phys_mem.base = ( ( user_to_phys ( lotsofmem, 0 ) + reserve_size ) & - ~( reserve_size - 1 ) ); + phys_mem.base = + (virt_to_phys(_text) - reserve_size) & (~(reserve_size - 1)); + phys_mem.offset = 0; return 0; @@ -333,13 +323,9 @@ static void prep_sw2hw_mpt_buf(void *buf, __u32 mkey) INS_FLD(1, buf, arbelprm_mpt_st, r_w); INS_FLD(mkey, buf, arbelprm_mpt_st, mem_key); INS_FLD(GLOBAL_PD, buf, arbelprm_mpt_st, pd); - // INS_FLD(virt_to_bus(dev_buffers_p), buf, arbelprm_mpt_st, - // start_address_l); - // INS_FLD(memreg_size, buf, arbelprm_mpt_st, reg_wnd_len_l); - INS_FLD(0, buf, arbelprm_mpt_st, start_address_l); - INS_FLD(0, buf, arbelprm_mpt_st, start_address_h); - INS_FLD(0xffffffffUL, buf, arbelprm_mpt_st, reg_wnd_len_l); - INS_FLD(0xffffffffUL, buf, arbelprm_mpt_st, reg_wnd_len_h); + INS_FLD(virt_to_bus(dev_buffers_p), buf, arbelprm_mpt_st, + start_address_l); + INS_FLD(memreg_size, buf, arbelprm_mpt_st, reg_wnd_len_l); } static void prep_sw2hw_eq_buf(void *buf, struct eqe_t *eq_buf) @@ -675,9 +661,9 @@ static int setup_hca(__u8 port, void **eq_p) tprintf("fw_rev_major=%d", qfw.fw_rev_major); tprintf("fw_rev_minor=%d", qfw.fw_rev_minor); tprintf("fw_rev_subminor=%d", qfw.fw_rev_subminor); - tprintf("error_buf_start_h=0x%lx", qfw.error_buf_start_h); - tprintf("error_buf_start_l=0x%lx", qfw.error_buf_start_l); - tprintf("error_buf_size=%ld", qfw.error_buf_size); + tprintf("error_buf_start_h=0x%x", qfw.error_buf_start_h); + tprintf("error_buf_start_l=0x%x", qfw.error_buf_start_l); + tprintf("error_buf_size=%d", qfw.error_buf_size); } @@ -758,20 +744,17 @@ static int setup_hca(__u8 port, void **eq_p) tmp = get_req_icm_pages(dev_lim.log2_rsvd_qps, MAX_APP_QPS, dev_lim.qpc_entry_sz, &log2_entries); - DBG ( "qpc_base_addr_l = %lx\n", icm_start ); init_hca.qpc_base_addr_l = icm_start; init_hca.log_num_of_qp = log2_entries; icm_start += (tmp << 12); icm_size += (tmp << 12); - DBG ( "eqpc_base_addr_l = %lx\n", icm_start ); init_hca.eqpc_base_addr_l = icm_start; icm_start += (tmp << 12); icm_size += (tmp << 12); tmp = get_req_icm_pages(dev_lim.log2_rsvd_srqs, 0, dev_lim.srq_entry_sz, &log2_entries); - DBG ( "srqc_base_addr_l = %lx\n", icm_start ); init_hca.srqc_base_addr_l = icm_start; init_hca.log_num_of_srq = log2_entries; icm_start += (tmp << 12); @@ -779,18 +762,15 @@ static int setup_hca(__u8 port, void **eq_p) tmp = get_req_icm_pages(dev_lim.log2_rsvd_ees, 0, dev_lim.eec_entry_sz, &log2_entries); - DBG ( "eec_base_addr_l = %lx\n", icm_start ); init_hca.eec_base_addr_l = icm_start; init_hca.log_num_of_ee = log2_entries; icm_start += (tmp << 12); icm_size += (tmp << 12); - DBG ( "eeec_base_addr_l = %lx\n", icm_start ); init_hca.eeec_base_addr_l = icm_start; icm_start += (tmp << 12); icm_size += (tmp << 12); - DBG ( "cqc_base_addr_l = %lx\n", icm_start ); tmp = get_req_icm_pages(dev_lim.log2_rsvd_cqs, MAX_APP_CQS, dev_lim.cqc_entry_sz, &log2_entries); @@ -801,35 +781,29 @@ static int setup_hca(__u8 port, void **eq_p) tmp = get_req_icm_pages(dev_lim.log2_rsvd_mtts, 0, dev_lim.mtt_entry_sz, &log2_entries); - DBG ( "mtt_base_addr_l = %lx\n", icm_start ); init_hca.mtt_base_addr_l = icm_start; icm_start += (tmp << 12); icm_size += (tmp << 12); tmp = get_req_icm_pages(dev_lim.log2_rsvd_mrws, 1, dev_lim.mpt_entry_sz, &log2_entries); - DBG ( "mpt_base_addr_l = %lx\n", icm_start ); init_hca.mpt_base_addr_l = icm_start; init_hca.log_mpt_sz = log2_entries; - DBG ( "log2_entries for mpt = %ld\n", log2_entries ); icm_start += (tmp << 12); icm_size += (tmp << 12); tmp = get_req_icm_pages(dev_lim.log2_rsvd_rdbs, 1, 32, /* size of rdb entry */ &log2_entries); - DBG ( "rdb_base_addr_l = %lx\n", icm_start ); init_hca.rdb_base_addr_l = icm_start; icm_start += (tmp << 12); icm_size += (tmp << 12); - DBG ( "eqc_base_addr_l = %lx\n", icm_start ); init_hca.eqc_base_addr_l = icm_start; init_hca.log_num_of_eq = LOG2_EQS; tmp = dev_lim.eqc_entry_sz * (1 << LOG2_EQS); icm_start += tmp; icm_size += tmp; - DBG ( "mc_base_addr_l = %lx\n", icm_start ); init_hca.mc_base_addr_l = icm_start; init_hca.log_mc_table_entry_sz = my_log2(MT_STRUCT_SIZE(arbelprm_mgm_entry_st)); @@ -840,8 +814,6 @@ static int setup_hca(__u8 port, void **eq_p) icm_start += (MT_STRUCT_SIZE(arbelprm_mgm_entry_st) * init_hca.mc_table_hash_sz); - DBG ( "icm_size = %lx\n", icm_size ); - rc = cmd_set_icm_size(icm_size, &aux_pages); if (rc) { ret = -1; @@ -864,7 +836,7 @@ static int setup_hca(__u8 port, void **eq_p) uar_context_pa = phys_mem.base + phys_mem.offset + dev_ib_data.uar_idx * 4096; uar_context_va = phys_to_virt(uar_context_pa); - tprintf("uar_context: va=%p, pa=0x%lx", uar_context_va, + tprintf("uar_context: va=0x%lx, pa=0x%lx", uar_context_va, uar_context_pa); dev_ib_data.uar_context_base = uar_context_va; @@ -878,12 +850,10 @@ static int setup_hca(__u8 port, void **eq_p) eprintf(""); goto undo_map_fa; } - icm_map_obj = map_obj; - phys_mem.offset += (1 << (map_obj.vpm_arr[0].log2_size + 12)); init_hca.log_max_uars = log_max_uars; - tprintf("inprm: va=%p, pa=0x%lx", inprm, virt_to_bus(inprm)); + tprintf("inprm: va=0x%lx, pa=0x%lx", inprm, virt_to_bus(inprm)); prep_init_hca_buf(&init_hca, inprm); rc = cmd_init_hca(inprm, MT_STRUCT_SIZE(arbelprm_init_hca_st)); if (rc) { @@ -1008,30 +978,6 @@ static int setup_hca(__u8 port, void **eq_p) return ret; } - -static int unset_hca(void) -{ - int rc, ret = 0; - - rc = cmd_unmap_icm(&icm_map_obj); - if (rc) - eprintf(""); - ret |= rc; - - - rc = cmd_unmap_icm_aux(); - if (rc) - eprintf(""); - ret |= rc; - - rc = cmd_unmap_fa(); - if (rc) - eprintf(""); - ret |= rc; - - return ret; -} - static void *get_inprm_buf(void) { return dev_buffers_p->inprm_buf; @@ -1140,14 +1086,9 @@ static int post_send_req(void *qph, void *wqeh, __u8 num_gather) struct send_doorbell_st dbell; __u32 nds; - DBG ( "Work queue entry:\n" ); - DBG_HD ( snd_wqe, sizeof ( *snd_wqe ) ); - qp->post_send_counter++; WRITE_WORD_VOL(qp->send_uar_context, 2, htons(qp->post_send_counter)); - DBG ( "Doorbell record:\n" ); - DBG_HD ( qp->send_uar_context, 8 ); memset(&dbell, 0, sizeof dbell); INS_FLD(XDEV_NOPCODE_SEND, &dbell, arbelprm_send_doorbell_st, nopcode); @@ -1171,10 +1112,6 @@ static int post_send_req(void *qph, void *wqeh, __u8 num_gather) INS_FLD_TO_BE(XDEV_NOPCODE_SEND, &qp->last_posted_snd_wqe->next.next, arbelprm_wqe_segment_next_st, nopcode); - - DBG ( "Previous work queue entry's next field:\n" ); - DBG_HD ( &qp->last_posted_snd_wqe->next.next, - sizeof ( qp->last_posted_snd_wqe->next.next ) ); } rc = cmd_post_doorbell(&dbell, POST_SND_OFFSET); @@ -1195,8 +1132,6 @@ static int create_mads_qp(void **qp_pp, void **snd_cq_pp, void **rcv_cq_pp) __u8 nds; void *ptr; - DBG ( "*** Creating MADS queue pair ***\n" ); - qp = &dev_ib_data.mads_qp; /* set the pointer to the receive WQEs buffer */ @@ -1307,8 +1242,6 @@ static int create_mads_qp(void **qp_pp, void **snd_cq_pp, void **rcv_cq_pp) *rcv_cq_pp = &qp->rcv_cq; } - DBG ( "*** Created MADS queue pair ***\n" ); - return rc; } @@ -1322,8 +1255,6 @@ static int create_ipoib_qp(void **qp_pp, __u8 nds; void *ptr; - DBG ( "*** Creating IPoIB queue pair ***\n" ); - qp = &dev_ib_data.ipoib_qp; /* set the pointer to the receive WQEs buffer */ @@ -1333,7 +1264,7 @@ static int create_ipoib_qp(void **qp_pp, qp->rcv_buf_sz = IPOIB_RCV_BUF_SZ; qp->max_recv_wqes = NUM_IPOIB_RCV_WQES; - qp->recv_wqe_cur_free = 0; //NUM_IPOIB_RCV_WQES; + qp->recv_wqe_cur_free = NUM_IPOIB_RCV_WQES; qp->rcv_uar_context = dev_ib_data.uar_context_base + 8 * IPOIB_RCV_QP_DB_IDX; @@ -1429,8 +1360,6 @@ static int create_ipoib_qp(void **qp_pp, *rcv_cq_pp = &qp->rcv_cq; } - DBG ( "*** Created IPoIB queue pair ***\n" ); - return rc; } @@ -1451,8 +1380,6 @@ static int create_udqp(struct udqp_st *qp) qp->snd_cq.ci_db_ctx_pointer = dev_ib_data.uar_context_base + 8 * qp->snd_cq.ci_db_ctx_idx; - DBG ( "* Creating send CQ *\n" ); - /* create send CQ */ init_cq_buf(qp->snd_cq.cq_buf, qp->snd_cq.num_cqes); qp->snd_cq.cons_counter = 0; @@ -1469,8 +1396,6 @@ static int create_udqp(struct udqp_st *qp) goto exit; } - DBG ( "* Creating receive CQ *\n" ); - /* create receive CQ */ init_cq_buf(qp->rcv_cq.cq_buf, qp->rcv_cq.num_cqes); qp->rcv_cq.cons_counter = 0; @@ -1488,8 +1413,6 @@ static int create_udqp(struct udqp_st *qp) goto undo_snd_cq; } - DBG ( "* Creating QP *\n" ); - prep_rst2init_qpee_buf(inprm, qp->snd_cq.cqn, qp->rcv_cq.cqn, @@ -1627,15 +1550,6 @@ static void prep_send_wqe_buf(void *qph, len += offset; } snd_wqe->mpointer[0].byte_count = cpu_to_be32(len); - -#if 0 - DBG ( "prep_send_wqe_buf()\n" ); - DBG ( "snd_wqe:\n" ); - DBG_HD ( snd_wqe, sizeof ( *snd_wqe ) ); - DBG ( "packet:\n" ); - DBG_HD ( bus_to_virt(be32_to_cpu(snd_wqe->mpointer[0].local_addr_l)), - len ); -#endif } static void *alloc_ud_av(void) @@ -1744,7 +1658,7 @@ static void dev2ib_cqe(struct ib_cqe_st *ib_cqe_p, union cqe_st *cqe_p) byte_cnt); } -static int ib_poll_cqx(void *cqh, struct ib_cqe_st *ib_cqe_p, u8 * num_cqes) +static int ib_poll_cq(void *cqh, struct ib_cqe_st *ib_cqe_p, u8 * num_cqes) { int rc; union cqe_st cqe; @@ -1776,7 +1690,7 @@ static int ib_poll_cqx(void *cqh, struct ib_cqe_st *ib_cqe_p, u8 * num_cqes) eprintf("vendor_syndrome=0x%lx", EX_FLD(cqe.error_cqe, arbelprm_completion_with_error_st, vendor_code)); - eprintf("wqe_addr=%p", wqe_p); + eprintf("wqe_addr=0x%lx", wqe_p); eprintf("myqpn=0x%lx", EX_FLD(cqe.error_cqe, arbelprm_completion_with_error_st, myqpn)); @@ -2006,9 +1920,6 @@ static void dev_post_dbell(void *dbell, __u32 offset) address = (unsigned long)(memfree_pci_dev.uar) + offset; tprintf("va=0x%lx pa=0x%lx", address, virt_to_bus((const void *)address)); - DBG ( "dev_post_dbell %08lx:%08lx to %lx\n", - htonl ( ptr[0] ), htonl ( ptr[1] ), - virt_to_phys ( memfree_pci_dev.uar + offset ) ); writel(htonl(ptr[0]), memfree_pci_dev.uar + offset); barrier(); address += 4; diff --git a/src/drivers/net/mlx_ipoib/ipoib.c b/src/drivers/net/mlx_ipoib/ipoib.c index d8dd6bf6..85eaac7a 100644 --- a/src/drivers/net/mlx_ipoib/ipoib.c +++ b/src/drivers/net/mlx_ipoib/ipoib.c @@ -357,12 +357,52 @@ static void modify_dhcp_resp(void *buf, __u16 size) modify_udp_csum(buf, size); } +static void get_my_client_id(__u8 * my_client_id) +{ + + my_client_id[0] = 0; + qpn2buf(ipoib_data.ipoib_qpn, my_client_id + 1); + memcpy(my_client_id + 4, ipoib_data.port_gid_raw, 16); +} + +static const __u8 *get_client_id(const void *buf, int len) +{ + const __u8 *ptr; + int delta; + + if (len < 268) + return NULL; + + /* pointer to just after magic cookie */ + ptr = (const __u8 *)buf + 268; + + /* find last client identifier option */ + do { + if (ptr[0] == 255) { + /* found end of options list */ + return NULL; + } + + if (ptr[0] == 0x3d) { + /* client identifer option */ + return ptr + 3; + } + + delta = ptr[1] + 2; + ptr += delta; + len -= delta; + } while (len > 0); + + return NULL; +} + static int handle_ipv4_packet(void *buf, void **out_buf_p, unsigned int *new_size_p, int *is_bcast_p) { void *new_buf; __u16 new_size; __u8 msg_type; + __u8 my_client_id[20]; new_buf = (void *)(((__u8 *) buf) + 4); new_size = (*new_size_p) - 4; @@ -371,6 +411,7 @@ static int handle_ipv4_packet(void *buf, void **out_buf_p, if (get_ip_protocl(new_buf) == IP_PROT_UDP) { __u16 udp_dst_port; + const __u8 *client_id; udp_dst_port = get_udp_dst_port(new_buf); @@ -379,6 +420,22 @@ static int handle_ipv4_packet(void *buf, void **out_buf_p, *out_buf_p = 0; return 0; } + + if (udp_dst_port == 68) { + get_my_client_id(my_client_id); + + /* packet client id */ + client_id = get_client_id(new_buf, new_size); + if (!client_id) { + *out_buf_p = 0; + return 0; + } + + if (memcmp(client_id, my_client_id, 20)) { + *out_buf_p = 0; + return 0; + } + } } msg_type = get_dhcp_msg_type(new_buf); @@ -458,9 +515,8 @@ static int ipoib_handle_rcv(void *buf, void **out_buf_p, rc = handle_ipv4_packet(buf, out_buf_p, new_size_p, is_bcast_p); return rc; } - tprintf("prot=0x%x", prot_type); - *out_buf_p = NULL; - return 0; + eprintf("prot=0x%x", prot_type); + return -1; } static int is_null_mac(const __u8 * mac) @@ -879,7 +935,7 @@ static int ipoib_read_packet(__u16 * prot_p, void *data, unsigned int *size_p, void *buf, *out_buf; __u16 prot_type; - rc = ib_poll_cqx(ipoib_data.rcv_cqh, &ib_cqe, &num_cqes); + rc = ib_poll_cq(ipoib_data.rcv_cqh, &ib_cqe, &num_cqes); if (rc) { return rc; } @@ -897,7 +953,7 @@ static int ipoib_read_packet(__u16 * prot_p, void *data, unsigned int *size_p, new_size = ib_cqe.count - GRH_SIZE; buf = get_rcv_wqe_buf(ib_cqe.wqe, 1); - tprintf("buf=%p", buf); + tprintf("buf=%lx", buf); rc = ipoib_handle_rcv(buf, &out_buf, &new_size, is_bcast_p); if (rc) { eprintf(""); @@ -944,7 +1000,7 @@ static int ipoib_init(struct pci_device *pci) ipoib_data.ipoib_qpn = ib_get_qpn(qph); if(print_info) - printf("local ipoib qpn=0x%lx\n", ipoib_data.ipoib_qpn); + printf("local ipoib qpn=0x%x\n", ipoib_data.ipoib_qpn); ipoib_data.bcast_av = ib_data.bcast_av; ipoib_data.port_gid_raw = ib_data.port_gid.raw; diff --git a/src/drivers/net/mlx_ipoib/mt23108.c b/src/drivers/net/mlx_ipoib/mt23108.c index 37947a8c..492bc901 100644 --- a/src/drivers/net/mlx_ipoib/mt23108.c +++ b/src/drivers/net/mlx_ipoib/mt23108.c @@ -14,6 +14,10 @@ Skeleton NIC driver for Etherboot #include "etherboot.h" /* to get the interface to the body of the program */ #include "nic.h" +/* to get the PCI support functions, if this is a PCI NIC */ +#include +/* to get the ISA support functions, if this is an ISA NIC */ +#include #include "mt_version.c" #include "mt23108_imp.c" @@ -148,7 +152,7 @@ static void tavor_transmit(struct nic *nic, const char *dest, /* Destination */ /************************************************************************** DISABLE - Turn off ethernet interface ***************************************************************************/ -static void tavor_disable(struct nic *nic) +static void tavor_disable(struct dev *dev) { /* put the card in its initial state */ /* This function serves 3 purposes. @@ -160,24 +164,18 @@ static void tavor_disable(struct nic *nic) * This allows etherboot to reinitialize the interface * if something is something goes wrong. */ - if (nic || 1) { // ???? + if (dev || 1) { // ???? disable_imp(); } } -static struct nic_operations tavor_operations = { - .connect = dummy_connect, - .poll = tavor_poll, - .transmit = tavor_transmit, - .irq = tavor_irq, -}; - /************************************************************************** PROBE - Look for an adapter, this routine's visible to the outside ***************************************************************************/ -static int tavor_probe(struct nic *nic, struct pci_device *pci) +static int tavor_probe(struct dev *dev, struct pci_device *pci) { + struct nic *nic = (struct nic *)dev; int rc; unsigned char user_request; @@ -221,7 +219,10 @@ static int tavor_probe(struct nic *nic, struct pci_device *pci) nic->ioaddr = pci->ioaddr & ~3; nic->irqno = pci->irq; /* point to NIC specific routines */ - nic->nic_op = &tavor_operations; + dev->disable = tavor_disable; + nic->poll = tavor_poll; + nic->transmit = tavor_transmit; + nic->irq = tavor_irq; return 1; } @@ -229,12 +230,16 @@ static int tavor_probe(struct nic *nic, struct pci_device *pci) return 0; } -static struct pci_device_id tavor_nics[] = { +static struct pci_id tavor_nics[] = { PCI_ROM(0x15b3, 0x5a44, "MT23108", "MT23108 HCA driver"), PCI_ROM(0x15b3, 0x6278, "MT25208", "MT25208 HCA driver"), }; -PCI_DRIVER ( tavor_driver, tavor_nics, PCI_NO_CLASS ); - -DRIVER ( "MT23108/MT25208", nic_driver, pci_driver, tavor_driver, - tavor_probe, tavor_disable ); +struct pci_driver tavor_driver __pci_driver = { + .type = NIC_DRIVER, + .name = "MT23108/MT25208", + .probe = tavor_probe, + .ids = tavor_nics, + .id_count = sizeof(tavor_nics) / sizeof(tavor_nics[0]), + .class = 0, +}; diff --git a/src/drivers/net/mlx_ipoib/mt23108_imp.c b/src/drivers/net/mlx_ipoib/mt23108_imp.c index d2bdf46b..4e601668 100644 --- a/src/drivers/net/mlx_ipoib/mt23108_imp.c +++ b/src/drivers/net/mlx_ipoib/mt23108_imp.c @@ -91,12 +91,10 @@ static int transmit_imp(const char *dest, /* Destination */ rc = ipoib_send_packet(dest, type, packet, size); if (rc) { printf("*** ERROR IN SEND FLOW ***\n"); -#if 0 printf("restarting Etherboot\n"); sleep(1); longjmp(restart_etherboot, -1); /* we should not be here ... */ -#endif return -1; } @@ -108,7 +106,7 @@ static void hd(void *where, int n) int i; while (n > 0) { - printf("%p ", where); + printf("%X ", where); for (i = 0; i < ((n > 16) ? 16 : n); i++) printf(" %hhX", ((char *)where)[i]); printf("\n"); @@ -224,11 +222,9 @@ static int poll_imp(struct nic *nic, int retrieve, unsigned int *size_p) fatal_handling: printf("restarting Etherboot\n"); -#if 0 sleep(1); longjmp(restart_etherboot, -1); /* we should not be here ... */ -#endif return -1; } diff --git a/src/drivers/net/mlx_ipoib/mt25218.c b/src/drivers/net/mlx_ipoib/mt25218.c index 338a7db1..a603cdeb 100644 --- a/src/drivers/net/mlx_ipoib/mt25218.c +++ b/src/drivers/net/mlx_ipoib/mt25218.c @@ -10,2151 +10,236 @@ Skeleton NIC driver for Etherboot * your option) any later version. */ -#include -#include -#include -#include -#include -#include -#include - /* to get some global routines like printf */ #include "etherboot.h" /* to get the interface to the body of the program */ #include "nic.h" +/* to get the PCI support functions, if this is a PCI NIC */ +#include +/* to get the ISA support functions, if this is an ISA NIC */ +#include -#define CREATE_OWN 1 - +#include "mt_version.c" #include "mt25218_imp.c" -#include "arbel.h" - - -/* Port to use */ -#define PXE_IB_PORT 1 - -/*************************************************************************** - * - * Queue number allocation - * - *************************************************************************** - */ - -/** - * Allocate queue number - * - * @v q_inuse Queue usage bitmask - * @v max_inuse Maximum number of in-use queues - * @ret qn_offset Free queue number offset, or negative error - */ -static int arbel_alloc_qn_offset ( arbel_bitmask_t *q_inuse, - unsigned int max_inuse ) { - unsigned int qn_offset = 0; - arbel_bitmask_t mask = 1; - - while ( qn_offset < max_inuse ) { - if ( ( mask & *q_inuse ) == 0 ) { - *q_inuse |= mask; - return qn_offset; - } - qn_offset++; - mask <<= 1; - if ( ! mask ) { - mask = 1; - q_inuse++; - } - } - return -ENFILE; -} - -/** - * Free queue number - * - * @v q_inuse Queue usage bitmask - * @v qn_offset Queue number offset - */ -static void arbel_free_qn_offset ( arbel_bitmask_t *q_inuse, int qn_offset ) { - arbel_bitmask_t mask; - - mask = ( 1 << ( qn_offset % ( 8 * sizeof ( mask ) ) ) ); - q_inuse += ( qn_offset / ( 8 * sizeof ( mask ) ) ); - *q_inuse &= ~mask; -} - -/*************************************************************************** - * - * HCA commands - * - *************************************************************************** - */ - -/** - * Wait for Arbel command completion - * - * @v arbel Arbel device - * @ret rc Return status code - */ -static int arbel_cmd_wait ( struct arbel *arbel, - struct arbelprm_hca_command_register *hcr ) { - unsigned int wait; - - for ( wait = ARBEL_HCR_MAX_WAIT_MS ; wait ; wait-- ) { - hcr->u.dwords[6] = - readl ( arbel->config + ARBEL_HCR_REG ( 6 ) ); - if ( MLX_GET ( hcr, go ) == 0 ) - return 0; - mdelay ( 1 ); - } - return -EBUSY; -} - -/** - * Issue HCA command - * - * @v arbel Arbel device - * @v command Command opcode, flags and input/output lengths - * @v op_mod Opcode modifier (0 if no modifier applicable) - * @v in Input parameters - * @v in_mod Input modifier (0 if no modifier applicable) - * @v out Output parameters - * @ret rc Return status code - */ -static int arbel_cmd ( struct arbel *arbel, unsigned long command, - unsigned int op_mod, const void *in, - unsigned int in_mod, void *out ) { - struct arbelprm_hca_command_register hcr; - unsigned int opcode = ARBEL_HCR_OPCODE ( command ); - size_t in_len = ARBEL_HCR_IN_LEN ( command ); - size_t out_len = ARBEL_HCR_OUT_LEN ( command ); - void *in_buffer; - void *out_buffer; - unsigned int status; - unsigned int i; - int rc; - - assert ( in_len <= ARBEL_MBOX_SIZE ); - assert ( out_len <= ARBEL_MBOX_SIZE ); - - DBGC2 ( arbel, "Arbel %p command %02x in %zx%s out %zx%s\n", - arbel, opcode, in_len, - ( ( command & ARBEL_HCR_IN_MBOX ) ? "(mbox)" : "" ), out_len, - ( ( command & ARBEL_HCR_OUT_MBOX ) ? "(mbox)" : "" ) ); - - /* Check that HCR is free */ - if ( ( rc = arbel_cmd_wait ( arbel, &hcr ) ) != 0 ) { - DBGC ( arbel, "Arbel %p command interface locked\n", arbel ); - return rc; - } - - /* Prepare HCR */ - memset ( &hcr, 0, sizeof ( hcr ) ); - in_buffer = &hcr.u.dwords[0]; - if ( in_len && ( command & ARBEL_HCR_IN_MBOX ) ) { - in_buffer = arbel->mailbox_in; - MLX_FILL_1 ( &hcr, 1, in_param_l, virt_to_bus ( in_buffer ) ); - } - memcpy ( in_buffer, in, in_len ); - MLX_FILL_1 ( &hcr, 2, input_modifier, in_mod ); - out_buffer = &hcr.u.dwords[3]; - if ( out_len && ( command & ARBEL_HCR_OUT_MBOX ) ) { - out_buffer = arbel->mailbox_out; - MLX_FILL_1 ( &hcr, 4, out_param_l, - virt_to_bus ( out_buffer ) ); - } - MLX_FILL_3 ( &hcr, 6, - opcode, opcode, - opcode_modifier, op_mod, - go, 1 ); - DBGC2_HD ( arbel, &hcr, sizeof ( hcr ) ); - if ( in_len ) { - DBGC2 ( arbel, "Input:\n" ); - DBGC2_HD ( arbel, in, ( ( in_len < 512 ) ? in_len : 512 ) ); - } - - /* Issue command */ - for ( i = 0 ; i < ( sizeof ( hcr ) / sizeof ( hcr.u.dwords[0] ) ) ; - i++ ) { - writel ( hcr.u.dwords[i], - arbel->config + ARBEL_HCR_REG ( i ) ); - barrier(); - } - - /* Wait for command completion */ - if ( ( rc = arbel_cmd_wait ( arbel, &hcr ) ) != 0 ) { - DBGC ( arbel, "Arbel %p timed out waiting for command:\n", - arbel ); - DBGC_HD ( arbel, &hcr, sizeof ( hcr ) ); - return rc; - } - - /* Check command status */ - status = MLX_GET ( &hcr, status ); - if ( status != 0 ) { - DBGC ( arbel, "Arbel %p command failed with status %02x:\n", - arbel, status ); - DBGC_HD ( arbel, &hcr, sizeof ( hcr ) ); - return -EIO; - } - - /* Read output parameters, if any */ - hcr.u.dwords[3] = readl ( arbel->config + ARBEL_HCR_REG ( 3 ) ); - hcr.u.dwords[4] = readl ( arbel->config + ARBEL_HCR_REG ( 4 ) ); - memcpy ( out, out_buffer, out_len ); - if ( out_len ) { - DBGC2 ( arbel, "Output:\n" ); - DBGC2_HD ( arbel, out, ( ( out_len < 512 ) ? out_len : 512 ) ); - } - - return 0; -} - -static inline int -arbel_cmd_query_dev_lim ( struct arbel *arbel, - struct arbelprm_query_dev_lim *dev_lim ) { - return arbel_cmd ( arbel, - ARBEL_HCR_OUT_CMD ( ARBEL_HCR_QUERY_DEV_LIM, - 1, sizeof ( *dev_lim ) ), - 0, NULL, 0, dev_lim ); -} - -static inline int -arbel_cmd_query_fw ( struct arbel *arbel, struct arbelprm_query_fw *fw ) { - return arbel_cmd ( arbel, - ARBEL_HCR_OUT_CMD ( ARBEL_HCR_QUERY_FW, - 1, sizeof ( *fw ) ), - 0, NULL, 0, fw ); -} - -static inline int -arbel_cmd_init_hca ( struct arbel *arbel, - const struct arbelprm_init_hca *init_hca ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_INIT_HCA, - 1, sizeof ( *init_hca ) ), - 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_init_ib ( struct arbel *arbel, unsigned int port, - const struct arbelprm_init_ib *init_ib ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_INIT_IB, - 1, sizeof ( *init_ib ) ), - 0, init_ib, port, NULL ); -} - -static inline int -arbel_cmd_close_ib ( struct arbel *arbel, unsigned int port ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_CLOSE_IB ), - 0, NULL, port, 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_eq ( struct arbel *arbel, unsigned int index, - const struct arbelprm_eqc *eqc ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_SW2HW_EQ, - 1, sizeof ( *eqc ) ), - 0, eqc, index, NULL ); -} - -static inline int -arbel_cmd_hw2sw_eq ( struct arbel *arbel, unsigned int index ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_HW2SW_EQ ), - 1, NULL, index, NULL ); -} - -static inline int -arbel_cmd_sw2hw_cq ( struct arbel *arbel, unsigned long cqn, - const struct arbelprm_completion_queue_context *cqctx ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_SW2HW_CQ, - 1, sizeof ( *cqctx ) ), - 0, cqctx, cqn, NULL ); -} - -static inline int -arbel_cmd_hw2sw_cq ( struct arbel *arbel, unsigned long cqn, - struct arbelprm_completion_queue_context *cqctx) { - return arbel_cmd ( arbel, - ARBEL_HCR_OUT_CMD ( ARBEL_HCR_HW2SW_CQ, - 1, sizeof ( *cqctx ) ), - 0, NULL, cqn, cqctx ); -} - -static inline int -arbel_cmd_rst2init_qpee ( struct arbel *arbel, unsigned long qpn, - const struct arbelprm_qp_ee_state_transitions *ctx ){ - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_RST2INIT_QPEE, - 1, sizeof ( *ctx ) ), - 0, ctx, qpn, NULL ); -} - -static inline int -arbel_cmd_init2rtr_qpee ( struct arbel *arbel, unsigned long qpn, - const struct arbelprm_qp_ee_state_transitions *ctx ){ - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_INIT2RTR_QPEE, - 1, sizeof ( *ctx ) ), - 0, ctx, qpn, NULL ); -} - -static inline int -arbel_cmd_rtr2rts_qpee ( struct arbel *arbel, unsigned long qpn, - const struct arbelprm_qp_ee_state_transitions *ctx ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_RTR2RTS_QPEE, - 1, sizeof ( *ctx ) ), - 0, ctx, qpn, NULL ); -} - -static inline int -arbel_cmd_2rst_qpee ( struct arbel *arbel, unsigned long qpn ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_2RST_QPEE ), - 0x03, NULL, qpn, NULL ); -} - -static inline int -arbel_cmd_mad_ifc ( struct arbel *arbel, union arbelprm_mad *mad ) { - return arbel_cmd ( arbel, - ARBEL_HCR_INOUT_CMD ( ARBEL_HCR_MAD_IFC, - 1, sizeof ( *mad ), - 1, sizeof ( *mad ) ), - 0x03, mad, PXE_IB_PORT, mad ); -} - -static inline int -arbel_cmd_read_mgm ( struct arbel *arbel, unsigned int index, - struct arbelprm_mgm_entry *mgm ) { - return arbel_cmd ( arbel, - ARBEL_HCR_OUT_CMD ( ARBEL_HCR_READ_MGM, - 1, sizeof ( *mgm ) ), - 0, NULL, index, mgm ); -} - -static inline int -arbel_cmd_write_mgm ( struct arbel *arbel, unsigned int index, - const struct arbelprm_mgm_entry *mgm ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_WRITE_MGM, - 1, sizeof ( *mgm ) ), - 0, mgm, index, NULL ); -} - -static inline int -arbel_cmd_mgid_hash ( struct arbel *arbel, const struct ib_gid *gid, - struct arbelprm_mgm_hash *hash ) { - return arbel_cmd ( arbel, - ARBEL_HCR_INOUT_CMD ( ARBEL_HCR_MGID_HASH, - 1, sizeof ( *gid ), - 0, sizeof ( *hash ) ), - 0, gid, 0, hash ); -} - -static inline int -arbel_cmd_run_fw ( struct arbel *arbel ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_RUN_FW ), - 0, NULL, 0, NULL ); -} - -static inline int -arbel_cmd_disable_lam ( struct arbel *arbel ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_DISABLE_LAM ), - 0, NULL, 0, NULL ); -} - -static inline int -arbel_cmd_enable_lam ( struct arbel *arbel, struct arbelprm_access_lam *lam ) { - return arbel_cmd ( arbel, - ARBEL_HCR_OUT_CMD ( ARBEL_HCR_ENABLE_LAM, - 1, sizeof ( *lam ) ), - 1, NULL, 0, lam ); -} - -static inline int -arbel_cmd_unmap_icm ( struct arbel *arbel, unsigned int page_count ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_UNMAP_ICM ), - 0, NULL, page_count, NULL ); -} - -static inline int -arbel_cmd_map_icm ( struct arbel *arbel, - const struct arbelprm_virtual_physical_mapping *map ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_MAP_ICM, - 1, sizeof ( *map ) ), - 0, map, 1, NULL ); -} - -static inline int -arbel_cmd_unmap_icm_aux ( struct arbel *arbel ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_UNMAP_ICM_AUX ), - 0, NULL, 0, NULL ); -} - -static inline int -arbel_cmd_map_icm_aux ( struct arbel *arbel, - const struct arbelprm_virtual_physical_mapping *map ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_MAP_ICM_AUX, - 1, sizeof ( *map ) ), - 0, map, 1, NULL ); -} - -static inline int -arbel_cmd_set_icm_size ( struct arbel *arbel, - const struct arbelprm_scalar_parameter *icm_size, - struct arbelprm_scalar_parameter *icm_aux_size ) { - return arbel_cmd ( arbel, - ARBEL_HCR_INOUT_CMD ( ARBEL_HCR_SET_ICM_SIZE, - 0, sizeof ( *icm_size ), - 0, sizeof ( *icm_aux_size ) ), - 0, icm_size, 0, icm_aux_size ); -} - -static inline int -arbel_cmd_unmap_fa ( struct arbel *arbel ) { - return arbel_cmd ( arbel, - ARBEL_HCR_VOID_CMD ( ARBEL_HCR_UNMAP_FA ), - 0, NULL, 0, NULL ); -} - -static inline int -arbel_cmd_map_fa ( struct arbel *arbel, - const struct arbelprm_virtual_physical_mapping *map ) { - return arbel_cmd ( arbel, - ARBEL_HCR_IN_CMD ( ARBEL_HCR_MAP_FA, - 1, sizeof ( *map ) ), - 0, map, 1, NULL ); -} - -/*************************************************************************** - * - * Completion queue operations - * - *************************************************************************** - */ - -/** - * Create completion queue - * - * @v ibdev Infiniband device - * @v cq Completion queue - * @ret rc Return status code - */ -static int arbel_create_cq ( struct ib_device *ibdev, - struct ib_completion_queue *cq ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_completion_queue *arbel_cq; - struct arbelprm_completion_queue_context cqctx; - struct arbelprm_cq_ci_db_record *ci_db_rec; - struct arbelprm_cq_arm_db_record *arm_db_rec; - int cqn_offset; - unsigned int i; - int rc; - - /* Find a free completion queue number */ - cqn_offset = arbel_alloc_qn_offset ( arbel->cq_inuse, ARBEL_MAX_CQS ); - if ( cqn_offset < 0 ) { - DBGC ( arbel, "Arbel %p out of completion queues\n", arbel ); - rc = cqn_offset; - goto err_cqn_offset; - } - cq->cqn = ( arbel->limits.reserved_cqs + cqn_offset ); - - /* Allocate control structures */ - arbel_cq = zalloc ( sizeof ( *arbel_cq ) ); - if ( ! arbel_cq ) { - rc = -ENOMEM; - goto err_arbel_cq; - } - arbel_cq->ci_doorbell_idx = arbel_cq_ci_doorbell_idx ( cqn_offset ); - arbel_cq->arm_doorbell_idx = arbel_cq_arm_doorbell_idx ( cqn_offset ); - - /* Allocate completion queue itself */ - arbel_cq->cqe_size = ( cq->num_cqes * sizeof ( arbel_cq->cqe[0] ) ); - arbel_cq->cqe = malloc_dma ( arbel_cq->cqe_size, - sizeof ( arbel_cq->cqe[0] ) ); - if ( ! arbel_cq->cqe ) { - rc = -ENOMEM; - goto err_cqe; - } - memset ( arbel_cq->cqe, 0, arbel_cq->cqe_size ); - for ( i = 0 ; i < cq->num_cqes ; i++ ) { - MLX_FILL_1 ( &arbel_cq->cqe[i].normal, 7, owner, 1 ); - } - barrier(); - - /* Initialise doorbell records */ - ci_db_rec = &arbel->db_rec[arbel_cq->ci_doorbell_idx].cq_ci; - MLX_FILL_1 ( ci_db_rec, 0, counter, 0 ); - MLX_FILL_2 ( ci_db_rec, 1, - res, ARBEL_UAR_RES_CQ_CI, - cq_number, cq->cqn ); - arm_db_rec = &arbel->db_rec[arbel_cq->arm_doorbell_idx].cq_arm; - MLX_FILL_1 ( arm_db_rec, 0, counter, 0 ); - MLX_FILL_2 ( arm_db_rec, 1, - res, ARBEL_UAR_RES_CQ_ARM, - cq_number, cq->cqn ); - - /* Hand queue over to hardware */ - memset ( &cqctx, 0, sizeof ( cqctx ) ); - MLX_FILL_1 ( &cqctx, 0, st, 0xa /* "Event fired" */ ); - MLX_FILL_1 ( &cqctx, 2, start_address_l, - virt_to_bus ( arbel_cq->cqe ) ); - MLX_FILL_2 ( &cqctx, 3, - usr_page, arbel->limits.reserved_uars, - log_cq_size, fls ( cq->num_cqes - 1 ) ); - MLX_FILL_1 ( &cqctx, 5, c_eqn, ARBEL_NO_EQ ); - MLX_FILL_1 ( &cqctx, 6, pd, ARBEL_GLOBAL_PD ); - MLX_FILL_1 ( &cqctx, 7, l_key, arbel->reserved_lkey ); - MLX_FILL_1 ( &cqctx, 12, cqn, cq->cqn ); - MLX_FILL_1 ( &cqctx, 13, - cq_ci_db_record, arbel_cq->ci_doorbell_idx ); - MLX_FILL_1 ( &cqctx, 14, - cq_state_db_record, arbel_cq->arm_doorbell_idx ); - if ( ( rc = arbel_cmd_sw2hw_cq ( arbel, cq->cqn, &cqctx ) ) != 0 ) { - DBGC ( arbel, "Arbel %p SW2HW_CQ failed: %s\n", - arbel, strerror ( rc ) ); - goto err_sw2hw_cq; - } - - DBGC ( arbel, "Arbel %p CQN %#lx ring at [%p,%p)\n", - arbel, cq->cqn, arbel_cq->cqe, - ( ( ( void * ) arbel_cq->cqe ) + arbel_cq->cqe_size ) ); - cq->dev_priv = arbel_cq; - return 0; - - err_sw2hw_cq: - MLX_FILL_1 ( ci_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - MLX_FILL_1 ( arm_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - free_dma ( arbel_cq->cqe, arbel_cq->cqe_size ); - err_cqe: - free ( arbel_cq ); - err_arbel_cq: - arbel_free_qn_offset ( arbel->cq_inuse, cqn_offset ); - err_cqn_offset: - return rc; -} - -/** - * Destroy completion queue - * - * @v ibdev Infiniband device - * @v cq Completion queue - */ -static void arbel_destroy_cq ( struct ib_device *ibdev, - struct ib_completion_queue *cq ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_completion_queue *arbel_cq = cq->dev_priv; - struct arbelprm_completion_queue_context cqctx; - struct arbelprm_cq_ci_db_record *ci_db_rec; - struct arbelprm_cq_arm_db_record *arm_db_rec; - int cqn_offset; - int rc; - - /* Take ownership back from hardware */ - if ( ( rc = arbel_cmd_hw2sw_cq ( arbel, cq->cqn, &cqctx ) ) != 0 ) { - DBGC ( arbel, "Arbel %p FATAL HW2SW_CQ failed on CQN %#lx: " - "%s\n", arbel, cq->cqn, strerror ( rc ) ); - /* Leak memory and return; at least we avoid corruption */ - return; - } - - /* Clear doorbell records */ - ci_db_rec = &arbel->db_rec[arbel_cq->ci_doorbell_idx].cq_ci; - arm_db_rec = &arbel->db_rec[arbel_cq->arm_doorbell_idx].cq_arm; - MLX_FILL_1 ( ci_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - MLX_FILL_1 ( arm_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - - /* Free memory */ - free_dma ( arbel_cq->cqe, arbel_cq->cqe_size ); - free ( arbel_cq ); - - /* Mark queue number as free */ - cqn_offset = ( cq->cqn - arbel->limits.reserved_cqs ); - arbel_free_qn_offset ( arbel->cq_inuse, cqn_offset ); - - cq->dev_priv = NULL; -} - -/*************************************************************************** - * - * Queue pair operations - * - *************************************************************************** - */ - -/** - * Create send work queue - * - * @v arbel_send_wq Send work queue - * @v num_wqes Number of work queue entries - * @ret rc Return status code - */ -static int arbel_create_send_wq ( struct arbel_send_work_queue *arbel_send_wq, - unsigned int num_wqes ) { - struct arbelprm_ud_send_wqe *wqe; - struct arbelprm_ud_send_wqe *next_wqe; - unsigned int wqe_idx_mask; - unsigned int i; - - /* Allocate work queue */ - arbel_send_wq->wqe_size = ( num_wqes * - sizeof ( arbel_send_wq->wqe[0] ) ); - arbel_send_wq->wqe = malloc_dma ( arbel_send_wq->wqe_size, - sizeof ( arbel_send_wq->wqe[0] ) ); - if ( ! arbel_send_wq->wqe ) - return -ENOMEM; - memset ( arbel_send_wq->wqe, 0, arbel_send_wq->wqe_size ); - - /* Link work queue entries */ - wqe_idx_mask = ( num_wqes - 1 ); - for ( i = 0 ; i < num_wqes ; i++ ) { - wqe = &arbel_send_wq->wqe[i].ud; - next_wqe = &arbel_send_wq->wqe[ ( i + 1 ) & wqe_idx_mask ].ud; - MLX_FILL_1 ( &wqe->next, 0, nda_31_6, - ( virt_to_bus ( next_wqe ) >> 6 ) ); - } - - return 0; -} - -/** - * Create receive work queue - * - * @v arbel_recv_wq Receive work queue - * @v num_wqes Number of work queue entries - * @ret rc Return status code - */ -static int arbel_create_recv_wq ( struct arbel_recv_work_queue *arbel_recv_wq, - unsigned int num_wqes ) { - struct arbelprm_recv_wqe *wqe; - struct arbelprm_recv_wqe *next_wqe; - unsigned int wqe_idx_mask; - size_t nds; - unsigned int i; - unsigned int j; - - /* Allocate work queue */ - arbel_recv_wq->wqe_size = ( num_wqes * - sizeof ( arbel_recv_wq->wqe[0] ) ); - arbel_recv_wq->wqe = malloc_dma ( arbel_recv_wq->wqe_size, - sizeof ( arbel_recv_wq->wqe[0] ) ); - if ( ! arbel_recv_wq->wqe ) - return -ENOMEM; - memset ( arbel_recv_wq->wqe, 0, arbel_recv_wq->wqe_size ); - - /* Link work queue entries */ - wqe_idx_mask = ( num_wqes - 1 ); - nds = ( ( offsetof ( typeof ( *wqe ), data ) + - sizeof ( wqe->data[0] ) ) >> 4 ); - for ( i = 0 ; i < num_wqes ; i++ ) { - wqe = &arbel_recv_wq->wqe[i].recv; - next_wqe = &arbel_recv_wq->wqe[( i + 1 ) & wqe_idx_mask].recv; - MLX_FILL_1 ( &wqe->next, 0, nda_31_6, - ( virt_to_bus ( next_wqe ) >> 6 ) ); - MLX_FILL_1 ( &wqe->next, 1, nds, ( sizeof ( *wqe ) / 16 ) ); - for ( j = 0 ; ( ( ( void * ) &wqe->data[j] ) < - ( ( void * ) ( wqe + 1 ) ) ) ; j++ ) { - MLX_FILL_1 ( &wqe->data[j], 1, - l_key, ARBEL_INVALID_LKEY ); - } - } - - return 0; -} - -/** - * Create queue pair - * - * @v ibdev Infiniband device - * @v qp Queue pair - * @ret rc Return status code - */ -static int arbel_create_qp ( struct ib_device *ibdev, - struct ib_queue_pair *qp ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_queue_pair *arbel_qp; - struct arbelprm_qp_ee_state_transitions qpctx; - struct arbelprm_qp_db_record *send_db_rec; - struct arbelprm_qp_db_record *recv_db_rec; - int qpn_offset; - int rc; - - /* Find a free queue pair number */ - qpn_offset = arbel_alloc_qn_offset ( arbel->qp_inuse, ARBEL_MAX_QPS ); - if ( qpn_offset < 0 ) { - DBGC ( arbel, "Arbel %p out of queue pairs\n", arbel ); - rc = qpn_offset; - goto err_qpn_offset; - } - qp->qpn = ( ARBEL_QPN_BASE + arbel->limits.reserved_qps + qpn_offset ); - - /* Allocate control structures */ - arbel_qp = zalloc ( sizeof ( *arbel_qp ) ); - if ( ! arbel_qp ) { - rc = -ENOMEM; - goto err_arbel_qp; - } - arbel_qp->send.doorbell_idx = arbel_send_doorbell_idx ( qpn_offset ); - arbel_qp->recv.doorbell_idx = arbel_recv_doorbell_idx ( qpn_offset ); - - /* Create send and receive work queues */ - if ( ( rc = arbel_create_send_wq ( &arbel_qp->send, - qp->send.num_wqes ) ) != 0 ) - goto err_create_send_wq; - if ( ( rc = arbel_create_recv_wq ( &arbel_qp->recv, - qp->recv.num_wqes ) ) != 0 ) - goto err_create_recv_wq; - - /* Initialise doorbell records */ - send_db_rec = &arbel->db_rec[arbel_qp->send.doorbell_idx].qp; - MLX_FILL_1 ( send_db_rec, 0, counter, 0 ); - MLX_FILL_2 ( send_db_rec, 1, - res, ARBEL_UAR_RES_SQ, - qp_number, qp->qpn ); - recv_db_rec = &arbel->db_rec[arbel_qp->recv.doorbell_idx].qp; - MLX_FILL_1 ( recv_db_rec, 0, counter, 0 ); - MLX_FILL_2 ( recv_db_rec, 1, - res, ARBEL_UAR_RES_RQ, - qp_number, qp->qpn ); - - /* Hand queue over to hardware */ - memset ( &qpctx, 0, sizeof ( qpctx ) ); - MLX_FILL_3 ( &qpctx, 2, - qpc_eec_data.de, 1, - qpc_eec_data.pm_state, 0x03 /* Always 0x03 for UD */, - qpc_eec_data.st, ARBEL_ST_UD ); - MLX_FILL_6 ( &qpctx, 4, - qpc_eec_data.mtu, ARBEL_MTU_2048, - qpc_eec_data.msg_max, 11 /* 2^11 = 2048 */, - qpc_eec_data.log_rq_size, fls ( qp->recv.num_wqes - 1 ), - qpc_eec_data.log_rq_stride, - ( fls ( sizeof ( arbel_qp->recv.wqe[0] ) - 1 ) - 4 ), - qpc_eec_data.log_sq_size, fls ( qp->send.num_wqes - 1 ), - qpc_eec_data.log_sq_stride, - ( fls ( sizeof ( arbel_qp->send.wqe[0] ) - 1 ) - 4 ) ); - MLX_FILL_1 ( &qpctx, 5, - qpc_eec_data.usr_page, arbel->limits.reserved_uars ); - MLX_FILL_1 ( &qpctx, 10, qpc_eec_data.primary_address_path.port_number, - PXE_IB_PORT ); - MLX_FILL_1 ( &qpctx, 27, qpc_eec_data.pd, ARBEL_GLOBAL_PD ); - MLX_FILL_1 ( &qpctx, 29, qpc_eec_data.wqe_lkey, arbel->reserved_lkey ); - MLX_FILL_1 ( &qpctx, 30, qpc_eec_data.ssc, 1 ); - MLX_FILL_1 ( &qpctx, 33, qpc_eec_data.cqn_snd, qp->send.cq->cqn ); - MLX_FILL_1 ( &qpctx, 34, qpc_eec_data.snd_wqe_base_adr_l, - ( virt_to_bus ( arbel_qp->send.wqe ) >> 6 ) ); - MLX_FILL_1 ( &qpctx, 35, qpc_eec_data.snd_db_record_index, - arbel_qp->send.doorbell_idx ); - MLX_FILL_1 ( &qpctx, 38, qpc_eec_data.rsc, 1 ); - MLX_FILL_1 ( &qpctx, 41, qpc_eec_data.cqn_rcv, qp->recv.cq->cqn ); - MLX_FILL_1 ( &qpctx, 42, qpc_eec_data.rcv_wqe_base_adr_l, - ( virt_to_bus ( arbel_qp->recv.wqe ) >> 6 ) ); - MLX_FILL_1 ( &qpctx, 43, qpc_eec_data.rcv_db_record_index, - arbel_qp->recv.doorbell_idx ); - MLX_FILL_1 ( &qpctx, 44, qpc_eec_data.q_key, qp->qkey ); - if ( ( rc = arbel_cmd_rst2init_qpee ( arbel, qp->qpn, &qpctx )) != 0 ){ - DBGC ( arbel, "Arbel %p RST2INIT_QPEE failed: %s\n", - arbel, strerror ( rc ) ); - goto err_rst2init_qpee; - } - memset ( &qpctx, 0, sizeof ( qpctx ) ); - MLX_FILL_2 ( &qpctx, 4, - qpc_eec_data.mtu, ARBEL_MTU_2048, - qpc_eec_data.msg_max, 11 /* 2^11 = 2048 */ ); - if ( ( rc = arbel_cmd_init2rtr_qpee ( arbel, qp->qpn, &qpctx )) != 0 ){ - DBGC ( arbel, "Arbel %p INIT2RTR_QPEE failed: %s\n", - arbel, strerror ( rc ) ); - goto err_init2rtr_qpee; - } - memset ( &qpctx, 0, sizeof ( qpctx ) ); - if ( ( rc = arbel_cmd_rtr2rts_qpee ( arbel, qp->qpn, &qpctx ) ) != 0 ){ - DBGC ( arbel, "Arbel %p RTR2RTS_QPEE failed: %s\n", - arbel, strerror ( rc ) ); - goto err_rtr2rts_qpee; - } - - DBGC ( arbel, "Arbel %p QPN %#lx send ring at [%p,%p)\n", - arbel, qp->qpn, arbel_qp->send.wqe, - ( ( (void *) arbel_qp->send.wqe ) + arbel_qp->send.wqe_size ) ); - DBGC ( arbel, "Arbel %p QPN %#lx receive ring at [%p,%p)\n", - arbel, qp->qpn, arbel_qp->recv.wqe, - ( ( (void *) arbel_qp->recv.wqe ) + arbel_qp->recv.wqe_size ) ); - qp->dev_priv = arbel_qp; - return 0; - - err_rtr2rts_qpee: - err_init2rtr_qpee: - arbel_cmd_2rst_qpee ( arbel, qp->qpn ); - err_rst2init_qpee: - MLX_FILL_1 ( send_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - MLX_FILL_1 ( recv_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - free_dma ( arbel_qp->recv.wqe, arbel_qp->recv.wqe_size ); - err_create_recv_wq: - free_dma ( arbel_qp->send.wqe, arbel_qp->send.wqe_size ); - err_create_send_wq: - free ( arbel_qp ); - err_arbel_qp: - arbel_free_qn_offset ( arbel->qp_inuse, qpn_offset ); - err_qpn_offset: - return rc; -} - -/** - * Destroy queue pair - * - * @v ibdev Infiniband device - * @v qp Queue pair - */ -static void arbel_destroy_qp ( struct ib_device *ibdev, - struct ib_queue_pair *qp ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_queue_pair *arbel_qp = qp->dev_priv; - struct arbelprm_qp_db_record *send_db_rec; - struct arbelprm_qp_db_record *recv_db_rec; - int qpn_offset; - int rc; - - /* Take ownership back from hardware */ - if ( ( rc = arbel_cmd_2rst_qpee ( arbel, qp->qpn ) ) != 0 ) { - DBGC ( arbel, "Arbel %p FATAL 2RST_QPEE failed on QPN %#lx: " - "%s\n", arbel, qp->qpn, strerror ( rc ) ); - /* Leak memory and return; at least we avoid corruption */ - return; - } - - /* Clear doorbell records */ - send_db_rec = &arbel->db_rec[arbel_qp->send.doorbell_idx].qp; - recv_db_rec = &arbel->db_rec[arbel_qp->recv.doorbell_idx].qp; - MLX_FILL_1 ( send_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - MLX_FILL_1 ( recv_db_rec, 1, res, ARBEL_UAR_RES_NONE ); - - /* Free memory */ - free_dma ( arbel_qp->send.wqe, arbel_qp->send.wqe_size ); - free_dma ( arbel_qp->recv.wqe, arbel_qp->recv.wqe_size ); - free ( arbel_qp ); - - /* Mark queue number as free */ - qpn_offset = ( qp->qpn - ARBEL_QPN_BASE - arbel->limits.reserved_qps ); - arbel_free_qn_offset ( arbel->qp_inuse, qpn_offset ); - - qp->dev_priv = NULL; -} - -/*************************************************************************** - * - * Work request operations - * - *************************************************************************** - */ - -/** - * Ring doorbell register in UAR - * - * @v arbel Arbel device - * @v db_reg Doorbell register structure - * @v offset Address of doorbell - */ -static void arbel_ring_doorbell ( struct arbel *arbel, - union arbelprm_doorbell_register *db_reg, - unsigned int offset ) { - - DBGC2 ( arbel, "Arbel %p ringing doorbell %08lx:%08lx at %lx\n", - arbel, db_reg->dword[0], db_reg->dword[1], - virt_to_phys ( arbel->uar + offset ) ); - - barrier(); - writel ( db_reg->dword[0], ( arbel->uar + offset + 0 ) ); - barrier(); - writel ( db_reg->dword[1], ( arbel->uar + offset + 4 ) ); -} - -/** GID used for GID-less send work queue entries */ -static const struct ib_gid arbel_no_gid = { - { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0 } } -}; - -/** - * Post send work queue entry - * - * @v ibdev Infiniband device - * @v qp Queue pair - * @v av Address vector - * @v iobuf I/O buffer - * @ret rc Return status code - */ -static int arbel_post_send ( struct ib_device *ibdev, - struct ib_queue_pair *qp, - struct ib_address_vector *av, - struct io_buffer *iobuf ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_queue_pair *arbel_qp = qp->dev_priv; - struct ib_work_queue *wq = &qp->send; - struct arbel_send_work_queue *arbel_send_wq = &arbel_qp->send; - struct arbelprm_ud_send_wqe *prev_wqe; - struct arbelprm_ud_send_wqe *wqe; - struct arbelprm_qp_db_record *qp_db_rec; - union arbelprm_doorbell_register db_reg; - const struct ib_gid *gid; - unsigned int wqe_idx_mask; - size_t nds; - - /* Allocate work queue entry */ - wqe_idx_mask = ( wq->num_wqes - 1 ); - if ( wq->iobufs[wq->next_idx & wqe_idx_mask] ) { - DBGC ( arbel, "Arbel %p send queue full", arbel ); - return -ENOBUFS; - } - wq->iobufs[wq->next_idx & wqe_idx_mask] = iobuf; - prev_wqe = &arbel_send_wq->wqe[(wq->next_idx - 1) & wqe_idx_mask].ud; - wqe = &arbel_send_wq->wqe[wq->next_idx & wqe_idx_mask].ud; - - /* Construct work queue entry */ - MLX_FILL_1 ( &wqe->next, 1, always1, 1 ); - memset ( &wqe->ctrl, 0, sizeof ( wqe->ctrl ) ); - MLX_FILL_1 ( &wqe->ctrl, 0, always1, 1 ); - memset ( &wqe->ud, 0, sizeof ( wqe->ud ) ); - MLX_FILL_2 ( &wqe->ud, 0, - ud_address_vector.pd, ARBEL_GLOBAL_PD, - ud_address_vector.port_number, PXE_IB_PORT ); - MLX_FILL_2 ( &wqe->ud, 1, - ud_address_vector.rlid, av->dlid, - ud_address_vector.g, av->gid_present ); - MLX_FILL_2 ( &wqe->ud, 2, - ud_address_vector.max_stat_rate, - ( ( av->rate >= 3 ) ? 0 : 1 ), - ud_address_vector.msg, 3 ); - MLX_FILL_1 ( &wqe->ud, 3, ud_address_vector.sl, av->sl ); - gid = ( av->gid_present ? &av->gid : &arbel_no_gid ); - memcpy ( &wqe->ud.u.dwords[4], gid, sizeof ( *gid ) ); - MLX_FILL_1 ( &wqe->ud, 8, destination_qp, av->dest_qp ); - MLX_FILL_1 ( &wqe->ud, 9, q_key, av->qkey ); - MLX_FILL_1 ( &wqe->data[0], 0, byte_count, iob_len ( iobuf ) ); - MLX_FILL_1 ( &wqe->data[0], 1, l_key, arbel->reserved_lkey ); - MLX_FILL_1 ( &wqe->data[0], 3, - local_address_l, virt_to_bus ( iobuf->data ) ); - - /* Update previous work queue entry's "next" field */ - nds = ( ( offsetof ( typeof ( *wqe ), data ) + - sizeof ( wqe->data[0] ) ) >> 4 ); - MLX_SET ( &prev_wqe->next, nopcode, ARBEL_OPCODE_SEND ); - MLX_FILL_3 ( &prev_wqe->next, 1, - nds, nds, - f, 1, - always1, 1 ); - - /* Update doorbell record */ - barrier(); - qp_db_rec = &arbel->db_rec[arbel_send_wq->doorbell_idx].qp; - MLX_FILL_1 ( qp_db_rec, 0, - counter, ( ( wq->next_idx + 1 ) & 0xffff ) ); - - /* Ring doorbell register */ - MLX_FILL_4 ( &db_reg.send, 0, - nopcode, ARBEL_OPCODE_SEND, - f, 1, - wqe_counter, ( wq->next_idx & 0xffff ), - wqe_cnt, 1 ); - MLX_FILL_2 ( &db_reg.send, 1, - nds, nds, - qpn, qp->qpn ); - arbel_ring_doorbell ( arbel, &db_reg, POST_SND_OFFSET ); - - /* Update work queue's index */ - wq->next_idx++; - - return 0; -} - -/** - * Post receive work queue entry - * - * @v ibdev Infiniband device - * @v qp Queue pair - * @v iobuf I/O buffer - * @ret rc Return status code - */ -static int arbel_post_recv ( struct ib_device *ibdev, - struct ib_queue_pair *qp, - struct io_buffer *iobuf ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_queue_pair *arbel_qp = qp->dev_priv; - struct ib_work_queue *wq = &qp->recv; - struct arbel_recv_work_queue *arbel_recv_wq = &arbel_qp->recv; - struct arbelprm_recv_wqe *wqe; - union arbelprm_doorbell_record *db_rec; - unsigned int wqe_idx_mask; - - /* Allocate work queue entry */ - wqe_idx_mask = ( wq->num_wqes - 1 ); - if ( wq->iobufs[wq->next_idx & wqe_idx_mask] ) { - DBGC ( arbel, "Arbel %p receive queue full", arbel ); - return -ENOBUFS; - } - wq->iobufs[wq->next_idx & wqe_idx_mask] = iobuf; - wqe = &arbel_recv_wq->wqe[wq->next_idx & wqe_idx_mask].recv; - - /* Construct work queue entry */ - MLX_FILL_1 ( &wqe->data[0], 0, byte_count, iob_tailroom ( iobuf ) ); - MLX_FILL_1 ( &wqe->data[0], 1, l_key, arbel->reserved_lkey ); - MLX_FILL_1 ( &wqe->data[0], 3, - local_address_l, virt_to_bus ( iobuf->data ) ); - - /* Update doorbell record */ - barrier(); - db_rec = &arbel->db_rec[arbel_recv_wq->doorbell_idx]; - MLX_FILL_1 ( &db_rec->qp, 0, - counter, ( ( wq->next_idx + 1 ) & 0xffff ) ); - - /* Update work queue's index */ - wq->next_idx++; - - return 0; -} - -/** - * Handle completion - * - * @v ibdev Infiniband device - * @v cq Completion queue - * @v cqe Hardware completion queue entry - * @v complete_send Send completion handler - * @v complete_recv Receive completion handler - * @ret rc Return status code - */ -static int arbel_complete ( struct ib_device *ibdev, - struct ib_completion_queue *cq, - union arbelprm_completion_entry *cqe, - ib_completer_t complete_send, - ib_completer_t complete_recv ) { - struct arbel *arbel = ibdev->dev_priv; - struct ib_completion completion; - struct ib_work_queue *wq; - struct ib_queue_pair *qp; - struct arbel_queue_pair *arbel_qp; - struct arbel_send_work_queue *arbel_send_wq; - struct arbel_recv_work_queue *arbel_recv_wq; - struct arbelprm_recv_wqe *recv_wqe; - struct io_buffer *iobuf; - ib_completer_t complete; - unsigned int opcode; - unsigned long qpn; - int is_send; - unsigned long wqe_adr; - unsigned int wqe_idx; - int rc = 0; - - /* Parse completion */ - memset ( &completion, 0, sizeof ( completion ) ); - qpn = MLX_GET ( &cqe->normal, my_qpn ); - is_send = MLX_GET ( &cqe->normal, s ); - wqe_adr = ( MLX_GET ( &cqe->normal, wqe_adr ) << 6 ); - opcode = MLX_GET ( &cqe->normal, opcode ); - if ( opcode >= ARBEL_OPCODE_RECV_ERROR ) { - /* "s" field is not valid for error opcodes */ - is_send = ( opcode == ARBEL_OPCODE_SEND_ERROR ); - completion.syndrome = MLX_GET ( &cqe->error, syndrome ); - DBGC ( arbel, "Arbel %p CPN %lx syndrome %x vendor %lx\n", - arbel, cq->cqn, completion.syndrome, - MLX_GET ( &cqe->error, vendor_code ) ); - rc = -EIO; - /* Don't return immediately; propagate error to completer */ - } - - /* Identify work queue */ - wq = ib_find_wq ( cq, qpn, is_send ); - if ( ! wq ) { - DBGC ( arbel, "Arbel %p CQN %lx unknown %s QPN %lx\n", - arbel, cq->cqn, ( is_send ? "send" : "recv" ), qpn ); - return -EIO; - } - qp = wq->qp; - arbel_qp = qp->dev_priv; - arbel_send_wq = &arbel_qp->send; - arbel_recv_wq = &arbel_qp->recv; - - /* Identify work queue entry index */ - if ( is_send ) { - wqe_idx = ( ( wqe_adr - virt_to_bus ( arbel_send_wq->wqe ) ) / - sizeof ( arbel_send_wq->wqe[0] ) ); - assert ( wqe_idx < qp->send.num_wqes ); - } else { - wqe_idx = ( ( wqe_adr - virt_to_bus ( arbel_recv_wq->wqe ) ) / - sizeof ( arbel_recv_wq->wqe[0] ) ); - assert ( wqe_idx < qp->recv.num_wqes ); - } - - /* Identify I/O buffer */ - iobuf = wq->iobufs[wqe_idx]; - if ( ! iobuf ) { - DBGC ( arbel, "Arbel %p CQN %lx QPN %lx empty WQE %x\n", - arbel, cq->cqn, qpn, wqe_idx ); - return -EIO; - } - wq->iobufs[wqe_idx] = NULL; - - /* Fill in length for received packets */ - if ( ! is_send ) { - completion.len = MLX_GET ( &cqe->normal, byte_cnt ); - recv_wqe = &arbel_recv_wq->wqe[wqe_idx].recv; - assert ( MLX_GET ( &recv_wqe->data[0], local_address_l ) == - virt_to_bus ( iobuf->data ) ); - assert ( MLX_GET ( &recv_wqe->data[0], byte_count ) == - iob_tailroom ( iobuf ) ); - MLX_FILL_1 ( &recv_wqe->data[0], 0, byte_count, 0 ); - MLX_FILL_1 ( &recv_wqe->data[0], 1, - l_key, ARBEL_INVALID_LKEY ); - if ( completion.len > iob_tailroom ( iobuf ) ) { - DBGC ( arbel, "Arbel %p CQN %lx QPN %lx IDX %x " - "overlength received packet length %zd\n", - arbel, cq->cqn, qpn, wqe_idx, completion.len ); - return -EIO; +/* NIC specific static variables go here */ + +int prompt_key(int secs, unsigned char *ch_p) +{ + unsigned long tmo; + unsigned char ch; + + for (tmo = currticks() + secs * TICKS_PER_SEC; currticks() < tmo;) { + if (iskey()) { + ch = getchar(); + /* toupper does not work ... */ + if (ch == 'v') + ch = 'V'; + if (ch == 'i') + ch = 'I'; + if ((ch=='V') || (ch=='I')) { + *ch_p = ch; + return 1; + } } } - /* Pass off to caller's completion handler */ - complete = ( is_send ? complete_send : complete_recv ); - complete ( ibdev, qp, &completion, iobuf ); - - return rc; -} - -/** - * Drain event queue - * - * @v arbel Arbel device - */ -static void arbel_drain_eq ( struct arbel *arbel ) { -#warning "drain the event queue" - drain_eq(); -} - -/** - * Poll completion queue - * - * @v ibdev Infiniband device - * @v cq Completion queue - * @v complete_send Send completion handler - * @v complete_recv Receive completion handler - */ -static void arbel_poll_cq ( struct ib_device *ibdev, - struct ib_completion_queue *cq, - ib_completer_t complete_send, - ib_completer_t complete_recv ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbel_completion_queue *arbel_cq = cq->dev_priv; - struct arbelprm_cq_ci_db_record *ci_db_rec; - union arbelprm_completion_entry *cqe; - unsigned int cqe_idx_mask; - int rc; - - /* Drain the event queue */ - arbel_drain_eq ( arbel ); - - while ( 1 ) { - /* Look for completion entry */ - cqe_idx_mask = ( cq->num_cqes - 1 ); - cqe = &arbel_cq->cqe[cq->next_idx & cqe_idx_mask]; - if ( MLX_GET ( &cqe->normal, owner ) != 0 ) { - /* Entry still owned by hardware; end of poll */ - break; - } - - /* Handle completion */ - if ( ( rc = arbel_complete ( ibdev, cq, cqe, complete_send, - complete_recv ) ) != 0 ) { - DBGC ( arbel, "Arbel %p failed to complete: %s\n", - arbel, strerror ( rc ) ); - DBGC_HD ( arbel, cqe, sizeof ( *cqe ) ); - } - - /* Return ownership to hardware */ - MLX_FILL_1 ( &cqe->normal, 7, owner, 1 ); - barrier(); - /* Update completion queue's index */ - cq->next_idx++; - /* Update doorbell record */ - ci_db_rec = &arbel->db_rec[arbel_cq->ci_doorbell_idx].cq_ci; - MLX_FILL_1 ( ci_db_rec, 0, - counter, ( cq->next_idx & 0xffffffffUL ) ); - } -} - -/*************************************************************************** - * - * Multicast group operations - * - *************************************************************************** - */ - -/** - * Attach to multicast group - * - * @v ibdev Infiniband device - * @v qp Queue pair - * @v gid Multicast GID - * @ret rc Return status code - */ -static int arbel_mcast_attach ( struct ib_device *ibdev, - struct ib_queue_pair *qp, - struct ib_gid *gid ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbelprm_mgm_hash hash; - struct arbelprm_mgm_entry mgm; - unsigned int index; - int rc; - - /* Generate hash table index */ - if ( ( rc = arbel_cmd_mgid_hash ( arbel, gid, &hash ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not hash GID: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - index = MLX_GET ( &hash, hash ); - - /* Check for existing hash table entry */ - if ( ( rc = arbel_cmd_read_mgm ( arbel, index, &mgm ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not read MGM %#x: %s\n", - arbel, index, strerror ( rc ) ); - return rc; - } - if ( MLX_GET ( &mgm, mgmqp_0.qi ) != 0 ) { - /* FIXME: this implementation allows only a single QP - * per multicast group, and doesn't handle hash - * collisions. Sufficient for IPoIB but may need to - * be extended in future. - */ - DBGC ( arbel, "Arbel %p MGID index %#x already in use\n", - arbel, index ); - return -EBUSY; - } - - /* Update hash table entry */ - MLX_FILL_2 ( &mgm, 8, - mgmqp_0.qpn_i, qp->qpn, - mgmqp_0.qi, 1 ); - memcpy ( &mgm.u.dwords[4], gid, sizeof ( *gid ) ); - if ( ( rc = arbel_cmd_write_mgm ( arbel, index, &mgm ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not write MGM %#x: %s\n", - arbel, index, strerror ( rc ) ); - return rc; - } - return 0; } -/** - * Detach from multicast group - * - * @v ibdev Infiniband device - * @v qp Queue pair - * @v gid Multicast GID - */ -static void arbel_mcast_detach ( struct ib_device *ibdev, - struct ib_queue_pair *qp __unused, - struct ib_gid *gid ) { - struct arbel *arbel = ibdev->dev_priv; - struct arbelprm_mgm_hash hash; - struct arbelprm_mgm_entry mgm; - unsigned int index; - int rc; - - /* Generate hash table index */ - if ( ( rc = arbel_cmd_mgid_hash ( arbel, gid, &hash ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not hash GID: %s\n", - arbel, strerror ( rc ) ); - return; - } - index = MLX_GET ( &hash, hash ); - - /* Clear hash table entry */ - memset ( &mgm, 0, sizeof ( mgm ) ); - if ( ( rc = arbel_cmd_write_mgm ( arbel, index, &mgm ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not write MGM %#x: %s\n", - arbel, index, strerror ( rc ) ); - return; - } -} - -/** Arbel Infiniband operations */ -static struct ib_device_operations arbel_ib_operations = { - .create_cq = arbel_create_cq, - .destroy_cq = arbel_destroy_cq, - .create_qp = arbel_create_qp, - .destroy_qp = arbel_destroy_qp, - .post_send = arbel_post_send, - .post_recv = arbel_post_recv, - .poll_cq = arbel_poll_cq, - .mcast_attach = arbel_mcast_attach, - .mcast_detach = arbel_mcast_detach, -}; - -/*************************************************************************** - * - * MAD IFC operations - * - *************************************************************************** - */ - -static int arbel_mad_ifc ( struct arbel *arbel, - union arbelprm_mad *mad ) { - struct ib_mad_hdr *hdr = &mad->mad.mad_hdr; - int rc; - - hdr->base_version = IB_MGMT_BASE_VERSION; - if ( ( rc = arbel_cmd_mad_ifc ( arbel, mad ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not issue MAD IFC: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - if ( hdr->status != 0 ) { - DBGC ( arbel, "Arbel %p MAD IFC status %04x\n", - arbel, ntohs ( hdr->status ) ); - return -EIO; - } - return 0; -} - -static int arbel_get_port_info ( struct arbel *arbel, - struct ib_mad_port_info *port_info ) { - union arbelprm_mad mad; - struct ib_mad_hdr *hdr = &mad.mad.mad_hdr; - int rc; - - memset ( &mad, 0, sizeof ( mad ) ); - hdr->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED; - hdr->class_version = 1; - hdr->method = IB_MGMT_METHOD_GET; - hdr->attr_id = htons ( IB_SMP_ATTR_PORT_INFO ); - hdr->attr_mod = htonl ( PXE_IB_PORT ); - if ( ( rc = arbel_mad_ifc ( arbel, &mad ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not get port info: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - memcpy ( port_info, &mad.mad.port_info, sizeof ( *port_info ) ); - return 0; -} - -static int arbel_get_guid_info ( struct arbel *arbel, - struct ib_mad_guid_info *guid_info ) { - union arbelprm_mad mad; - struct ib_mad_hdr *hdr = &mad.mad.mad_hdr; - int rc; - - memset ( &mad, 0, sizeof ( mad ) ); - hdr->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED; - hdr->class_version = 1; - hdr->method = IB_MGMT_METHOD_GET; - hdr->attr_id = htons ( IB_SMP_ATTR_GUID_INFO ); - if ( ( rc = arbel_mad_ifc ( arbel, &mad ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not get GUID info: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - memcpy ( guid_info, &mad.mad.guid_info, sizeof ( *guid_info ) ); - return 0; -} - -static int arbel_get_pkey_table ( struct arbel *arbel, - struct ib_mad_pkey_table *pkey_table ) { - union arbelprm_mad mad; - struct ib_mad_hdr *hdr = &mad.mad.mad_hdr; - int rc; - - memset ( &mad, 0, sizeof ( mad ) ); - hdr->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED; - hdr->class_version = 1; - hdr->method = IB_MGMT_METHOD_GET; - hdr->attr_id = htons ( IB_SMP_ATTR_PKEY_TABLE ); - if ( ( rc = arbel_mad_ifc ( arbel, &mad ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not get pkey table: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - memcpy ( pkey_table, &mad.mad.pkey_table, sizeof ( *pkey_table ) ); - return 0; -} - -static int arbel_get_port_gid ( struct arbel *arbel, - struct ib_gid *port_gid ) { - union { - /* This union exists just to save stack space */ - struct ib_mad_port_info port_info; - struct ib_mad_guid_info guid_info; - } u; - int rc; - - /* Port info gives us the first half of the port GID */ - if ( ( rc = arbel_get_port_info ( arbel, &u.port_info ) ) != 0 ) - return rc; - memcpy ( &port_gid->u.bytes[0], u.port_info.gid_prefix, 8 ); - - /* GUID info gives us the second half of the port GID */ - if ( ( rc = arbel_get_guid_info ( arbel, &u.guid_info ) ) != 0 ) - return rc; - memcpy ( &port_gid->u.bytes[8], u.guid_info.gid_local, 8 ); - - return 0; -} - -static int arbel_get_sm_lid ( struct arbel *arbel, - unsigned long *sm_lid ) { - struct ib_mad_port_info port_info; - int rc; - - if ( ( rc = arbel_get_port_info ( arbel, &port_info ) ) != 0 ) - return rc; - *sm_lid = ntohs ( port_info.mastersm_lid ); - return 0; -} - -static int arbel_get_pkey ( struct arbel *arbel, unsigned int *pkey ) { - struct ib_mad_pkey_table pkey_table; - int rc; - - if ( ( rc = arbel_get_pkey_table ( arbel, &pkey_table ) ) != 0 ) - return rc; - *pkey = ntohs ( pkey_table.pkey[0][0] ); - return 0; -} - -/** - * Wait for link up - * - * @v arbel Arbel device - * @ret rc Return status code - * - * This function shouldn't really exist. Unfortunately, IB links take - * a long time to come up, and we can't get various key parameters - * e.g. our own IPoIB MAC address without information from the subnet - * manager). We should eventually make link-up an asynchronous event. - */ -static int arbel_wait_for_link ( struct arbel *arbel ) { - struct ib_mad_port_info port_info; - unsigned int retries; - int rc; - - printf ( "Waiting for Infiniband link-up..." ); - for ( retries = 20 ; retries ; retries-- ) { - if ( ( rc = arbel_get_port_info ( arbel, &port_info ) ) != 0 ) - continue; - if ( ( ( port_info.port_state__link_speed_supported ) & 0xf ) - == 4 ) { - printf ( "ok\n" ); - return 0; - } - printf ( "." ); - sleep ( 1 ); - } - printf ( "failed\n" ); - return -ENODEV; -}; - -/** - * Get MAD parameters - * - * @v arbel Arbel device - * @ret rc Return status code - */ -static int arbel_get_mad_params ( struct ib_device *ibdev ) { - struct arbel *arbel = ibdev->dev_priv; - int rc; - - /* Get subnet manager LID */ - if ( ( rc = arbel_get_sm_lid ( arbel, &ibdev->sm_lid ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not determine subnet manager " - "LID: %s\n", arbel, strerror ( rc ) ); - return rc; - } - - /* Get port GID */ - if ( ( rc = arbel_get_port_gid ( arbel, &ibdev->port_gid ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not determine port GID: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - - /* Get partition key */ - if ( ( rc = arbel_get_pkey ( arbel, &ibdev->pkey ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not determine partition key: " - "%s\n", arbel, strerror ( rc ) ); - return rc; - } - - return 0; -} - -/*************************************************************************** - * - * Firmware control - * - *************************************************************************** - */ - -/** - * Start firmware running - * - * @v arbel Arbel device - * @ret rc Return status code - */ -static int arbel_start_firmware ( struct arbel *arbel ) { - struct arbelprm_query_fw fw; - struct arbelprm_access_lam lam; - struct arbelprm_virtual_physical_mapping map_fa; - unsigned int fw_pages; - unsigned int log2_fw_pages; - size_t fw_size; - physaddr_t fw_base; - int rc; - - /* Get firmware parameters */ - if ( ( rc = arbel_cmd_query_fw ( arbel, &fw ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not query firmware: %s\n", - arbel, strerror ( rc ) ); - goto err_query_fw; - } - DBGC ( arbel, "Arbel %p firmware version %ld.%ld.%ld\n", arbel, - MLX_GET ( &fw, fw_rev_major ), MLX_GET ( &fw, fw_rev_minor ), - MLX_GET ( &fw, fw_rev_subminor ) ); - fw_pages = MLX_GET ( &fw, fw_pages ); - log2_fw_pages = fls ( fw_pages - 1 ); - fw_pages = ( 1 << log2_fw_pages ); - DBGC ( arbel, "Arbel %p requires %d kB for firmware\n", - arbel, ( fw_pages * 4 ) ); - - /* Enable locally-attached memory. Ignore failure; there may - * be no attached memory. +/************************************************************************** +IRQ - handle interrupts +***************************************************************************/ +static void mt25218_irq(struct nic *nic, irq_action_t action) +{ + /* This routine is somewhat optional. Etherboot itself + * doesn't use interrupts, but they are required under some + * circumstances when we're acting as a PXE stack. + * + * If you don't implement this routine, the only effect will + * be that your driver cannot be used via Etherboot's UNDI + * API. This won't affect programs that use only the UDP + * portion of the PXE API, such as pxelinux. */ - arbel_cmd_enable_lam ( arbel, &lam ); - /* Allocate firmware pages and map firmware area */ - fw_size = ( fw_pages * 4096 ); - arbel->firmware_area = umalloc ( fw_size ); - if ( ! arbel->firmware_area ) { - rc = -ENOMEM; - goto err_alloc_fa; + if (0) { + nic = NULL; } - fw_base = ( user_to_phys ( arbel->firmware_area, fw_size ) & - ~( fw_size - 1 ) ); - DBGC ( arbel, "Arbel %p firmware area at physical [%lx,%lx)\n", - arbel, fw_base, ( fw_base + fw_size ) ); - memset ( &map_fa, 0, sizeof ( map_fa ) ); - MLX_FILL_2 ( &map_fa, 3, - log2size, log2_fw_pages, - pa_l, ( fw_base >> 12 ) ); - if ( ( rc = arbel_cmd_map_fa ( arbel, &map_fa ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not map firmware: %s\n", - arbel, strerror ( rc ) ); - goto err_map_fa; + switch (action) { + case DISABLE: + case ENABLE: + /* Set receive interrupt enabled/disabled state */ + /* + outb ( action == ENABLE ? IntrMaskEnabled : IntrMaskDisabled, + nic->ioaddr + IntrMaskRegister ); + */ + break; + case FORCE: + /* Force NIC to generate a receive interrupt */ + /* + outb ( ForceInterrupt, nic->ioaddr + IntrForceRegister ); + */ + break; } - - /* Start firmware */ - if ( ( rc = arbel_cmd_run_fw ( arbel ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not run firmware: %s\n", - arbel, strerror ( rc ) ); - goto err_run_fw; - } - - DBGC ( arbel, "Arbel %p firmware started\n", arbel ); - return 0; - - err_run_fw: - arbel_cmd_unmap_fa ( arbel ); - err_map_fa: - ufree ( arbel->firmware_area ); - arbel->firmware_area = UNULL; - err_alloc_fa: - err_query_fw: - return rc; } -/** - * Stop firmware running - * - * @v arbel Arbel device - */ -static void arbel_stop_firmware ( struct arbel *arbel ) { - int rc; +/************************************************************************** +POLL - Wait for a frame +***************************************************************************/ +static int mt25218_poll(struct nic *nic, int retrieve) +{ + /* Work out whether or not there's an ethernet packet ready to + * read. Return 0 if not. + */ + /* + if ( ! ) return 0; + */ - if ( ( rc = arbel_cmd_unmap_fa ( arbel ) ) != 0 ) { - DBGC ( arbel, "Arbel %p FATAL could not stop firmware: %s\n", - arbel, strerror ( rc ) ); - /* Leak memory and return; at least we avoid corruption */ - return; + /* retrieve==0 indicates that we are just checking for the + * presence of a packet but don't want to read it just yet. + */ + /* + if ( ! retrieve ) return 1; + */ + + /* Copy data to nic->packet. Data should include the + * link-layer header (dest MAC, source MAC, type). + * Store length of data in nic->packetlen. + * Return true to indicate a packet has been read. + */ + /* + nic->packetlen = ; + memcpy ( nic->packet, , ); + return 1; + */ + unsigned int size; + int rc; + rc = poll_imp(nic, retrieve, &size); + if (rc) { + return 0; } - ufree ( arbel->firmware_area ); - arbel->firmware_area = UNULL; + + if (size == 0) { + return 0; + } + + nic->packetlen = size; + + return 1; } -/*************************************************************************** - * - * Infinihost Context Memory management - * - *************************************************************************** - */ - -/** - * Get device limits - * - * @v arbel Arbel device - * @ret rc Return status code - */ -static int arbel_get_limits ( struct arbel *arbel ) { - struct arbelprm_query_dev_lim dev_lim; +/************************************************************************** +TRANSMIT - Transmit a frame +***************************************************************************/ +static void mt25218_transmit(struct nic *nic, const char *dest, /* Destination */ + unsigned int type, /* Type */ + unsigned int size, /* size */ + const char *packet) +{ /* Packet */ int rc; - if ( ( rc = arbel_cmd_query_dev_lim ( arbel, &dev_lim ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not get device limits: %s\n", - arbel, strerror ( rc ) ); - return rc; + /* Transmit packet to dest MAC address. You will need to + * construct the link-layer header (dest MAC, source MAC, + * type). + */ + if (nic) { + rc = transmit_imp(dest, type, packet, size); + if (rc) + eprintf("tranmit error"); + } +} + +/************************************************************************** +DISABLE - Turn off ethernet interface +***************************************************************************/ +static void mt25218_disable(struct dev *dev) +{ + /* put the card in its initial state */ + /* This function serves 3 purposes. + * This disables DMA and interrupts so we don't receive + * unexpected packets or interrupts from the card after + * etherboot has finished. + * This frees resources so etherboot may use + * this driver on another interface + * This allows etherboot to reinitialize the interface + * if something is something goes wrong. + */ + if (dev || 1) { // ???? + disable_imp(); + } +} + +/************************************************************************** +PROBE - Look for an adapter, this routine's visible to the outside +***************************************************************************/ + +static int mt25218_probe(struct dev *dev, struct pci_device *pci) +{ + struct nic *nic = (struct nic *)dev; + int rc; + unsigned char user_request; + + if (pci->vendor != MELLANOX_VENDOR_ID) { + eprintf(""); + return 0; } - arbel->limits.reserved_qps = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_qps ) ); - arbel->limits.qpc_entry_size = MLX_GET ( &dev_lim, qpc_entry_sz ); - arbel->limits.eqpc_entry_size = MLX_GET ( &dev_lim, eqpc_entry_sz ); - arbel->limits.reserved_srqs = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_srqs ) ); - arbel->limits.srqc_entry_size = MLX_GET ( &dev_lim, srq_entry_sz ); - arbel->limits.reserved_ees = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_ees ) ); - arbel->limits.eec_entry_size = MLX_GET ( &dev_lim, eec_entry_sz ); - arbel->limits.eeec_entry_size = MLX_GET ( &dev_lim, eeec_entry_sz ); - arbel->limits.reserved_cqs = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_cqs ) ); - arbel->limits.cqc_entry_size = MLX_GET ( &dev_lim, cqc_entry_sz ); - arbel->limits.reserved_mtts = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_mtts ) ); - arbel->limits.mtt_entry_size = MLX_GET ( &dev_lim, mtt_entry_sz ); - arbel->limits.reserved_mrws = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_mrws ) ); - arbel->limits.mpt_entry_size = MLX_GET ( &dev_lim, mpt_entry_sz ); - arbel->limits.reserved_rdbs = - ( 1 << MLX_GET ( &dev_lim, log2_rsvd_rdbs ) ); - arbel->limits.eqc_entry_size = MLX_GET ( &dev_lim, eqc_entry_sz ); - arbel->limits.reserved_uars = MLX_GET ( &dev_lim, num_rsvd_uars ); + printf("\n"); + printf("Mellanox Technologies LTD - Boot over IB implementaion\n"); + printf("Build version = %s\n\n", build_revision); + verbose_messages = 0; + print_info = 0; + printf("Press within 3 seconds:\n"); + printf("V - to increase verbosity\n"); + printf("I - to print information\n"); + if (prompt_key(3, &user_request)) { + if (user_request == 'V') { + printf("User selected verbose messages\n"); + verbose_messages = 1; + } + else if (user_request == 'I') { + printf("User selected to print information\n"); + print_info = 1; + } + } + printf("\n"); + + adjust_pci_device(pci); + + nic->priv_data = NULL; + rc = probe_imp(pci, nic); + + /* give the user a chance to look at the info */ + if (print_info) + sleep(5); + + if (!rc) { + /* store NIC parameters */ + nic->ioaddr = pci->ioaddr & ~3; + nic->irqno = pci->irq; + /* point to NIC specific routines */ + dev->disable = mt25218_disable; + nic->poll = mt25218_poll; + nic->transmit = mt25218_transmit; + nic->irq = mt25218_irq; + + return 1; + } + /* else */ return 0; } -/** - * Get ICM usage - * - * @v log_num_entries Log2 of the number of entries - * @v entry_size Entry size - * @ret usage Usage size in ICM - */ -static size_t icm_usage ( unsigned int log_num_entries, size_t entry_size ) { - size_t usage; - - usage = ( ( 1 << log_num_entries ) * entry_size ); - usage = ( ( usage + 4095 ) & ~4095 ); - return usage; -} - -/** - * Allocate ICM - * - * @v arbel Arbel device - * @v init_hca INIT_HCA structure to fill in - * @ret rc Return status code - */ -static int arbel_alloc_icm ( struct arbel *arbel, - struct arbelprm_init_hca *init_hca ) { - struct arbelprm_scalar_parameter icm_size; - struct arbelprm_scalar_parameter icm_aux_size; - struct arbelprm_virtual_physical_mapping map_icm_aux; - struct arbelprm_virtual_physical_mapping map_icm; - size_t icm_offset = 0; - unsigned int log_num_qps, log_num_srqs, log_num_ees, log_num_cqs; - unsigned int log_num_mtts, log_num_mpts, log_num_rdbs, log_num_eqs; - int rc; - - icm_offset = ( ( arbel->limits.reserved_uars + 1 ) << 12 ); - - /* Queue pair contexts */ - log_num_qps = fls ( arbel->limits.reserved_qps + ARBEL_MAX_QPS - 1 ); - MLX_FILL_2 ( init_hca, 13, - qpc_eec_cqc_eqc_rdb_parameters.qpc_base_addr_l, - ( icm_offset >> 7 ), - qpc_eec_cqc_eqc_rdb_parameters.log_num_of_qp, - log_num_qps ); - DBGC ( arbel, "Arbel %p ICM QPC base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_qps, arbel->limits.qpc_entry_size ); - - /* Extended queue pair contexts */ - MLX_FILL_1 ( init_hca, 25, - qpc_eec_cqc_eqc_rdb_parameters.eqpc_base_addr_l, - icm_offset ); - DBGC ( arbel, "Arbel %p ICM EQPC base = %zx\n", arbel, icm_offset ); - // icm_offset += icm_usage ( log_num_qps, arbel->limits.eqpc_entry_size ); - icm_offset += icm_usage ( log_num_qps, arbel->limits.qpc_entry_size ); - - /* Shared receive queue contexts */ - log_num_srqs = fls ( arbel->limits.reserved_srqs - 1 ); - MLX_FILL_2 ( init_hca, 19, - qpc_eec_cqc_eqc_rdb_parameters.srqc_base_addr_l, - ( icm_offset >> 5 ), - qpc_eec_cqc_eqc_rdb_parameters.log_num_of_srq, - log_num_srqs ); - DBGC ( arbel, "Arbel %p ICM SRQC base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_srqs, arbel->limits.srqc_entry_size ); - - /* End-to-end contexts */ - log_num_ees = fls ( arbel->limits.reserved_ees - 1 ); - MLX_FILL_2 ( init_hca, 17, - qpc_eec_cqc_eqc_rdb_parameters.eec_base_addr_l, - ( icm_offset >> 7 ), - qpc_eec_cqc_eqc_rdb_parameters.log_num_of_ee, - log_num_ees ); - DBGC ( arbel, "Arbel %p ICM EEC base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_ees, arbel->limits.eec_entry_size ); - - /* Extended end-to-end contexts */ - MLX_FILL_1 ( init_hca, 29, - qpc_eec_cqc_eqc_rdb_parameters.eeec_base_addr_l, - icm_offset ); - DBGC ( arbel, "Arbel %p ICM EEEC base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_ees, arbel->limits.eeec_entry_size ); - - /* Completion queue contexts */ - log_num_cqs = fls ( arbel->limits.reserved_cqs + ARBEL_MAX_CQS - 1 ); - MLX_FILL_2 ( init_hca, 21, - qpc_eec_cqc_eqc_rdb_parameters.cqc_base_addr_l, - ( icm_offset >> 6 ), - qpc_eec_cqc_eqc_rdb_parameters.log_num_of_cq, - log_num_cqs ); - DBGC ( arbel, "Arbel %p ICM CQC base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_cqs, arbel->limits.cqc_entry_size ); - - /* Memory translation table */ - log_num_mtts = fls ( arbel->limits.reserved_mtts - 1 ); - MLX_FILL_1 ( init_hca, 65, - tpt_parameters.mtt_base_addr_l, icm_offset ); - DBGC ( arbel, "Arbel %p ICM MTT base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_mtts, arbel->limits.mtt_entry_size ); - - /* Memory protection table */ - log_num_mpts = fls ( arbel->limits.reserved_mrws + 1 - 1 ); - MLX_FILL_1 ( init_hca, 61, - tpt_parameters.mpt_base_adr_l, icm_offset ); - MLX_FILL_1 ( init_hca, 62, - tpt_parameters.log_mpt_sz, log_num_mpts ); - DBGC ( arbel, "Arbel %p ICM MTT base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_mpts, arbel->limits.mpt_entry_size ); - - /* RDMA something or other */ - log_num_rdbs = fls ( arbel->limits.reserved_rdbs - 1 ); - MLX_FILL_1 ( init_hca, 37, - qpc_eec_cqc_eqc_rdb_parameters.rdb_base_addr_l, - icm_offset ); - DBGC ( arbel, "Arbel %p ICM RDB base = %zx\n", arbel, icm_offset ); - icm_offset += icm_usage ( log_num_rdbs, 32 ); - - /* Event queue contexts */ - log_num_eqs = 6; - MLX_FILL_2 ( init_hca, 33, - qpc_eec_cqc_eqc_rdb_parameters.eqc_base_addr_l, - ( icm_offset >> 6 ), - qpc_eec_cqc_eqc_rdb_parameters.log_num_eq, - log_num_eqs ); - DBGC ( arbel, "Arbel %p ICM EQ base = %zx\n", arbel, icm_offset ); - icm_offset += ( ( 1 << log_num_eqs ) * arbel->limits.eqc_entry_size ); - - /* Multicast table */ - MLX_FILL_1 ( init_hca, 49, - multicast_parameters.mc_base_addr_l, icm_offset ); - MLX_FILL_1 ( init_hca, 52, - multicast_parameters.log_mc_table_entry_sz, - fls ( sizeof ( struct arbelprm_mgm_entry ) - 1 ) ); - MLX_FILL_1 ( init_hca, 53, - multicast_parameters.mc_table_hash_sz, 8 ); - MLX_FILL_1 ( init_hca, 54, - multicast_parameters.log_mc_table_sz, 3 ); - DBGC ( arbel, "Arbel %p ICM MC base = %zx\n", arbel, icm_offset ); - icm_offset += ( 8 * sizeof ( struct arbelprm_mgm_entry ) ); - - arbel->icm_len = icm_offset; - arbel->icm_len = ( ( arbel->icm_len + 4095 ) & ~4095 ); - - /* Get ICM auxiliary area size */ - memset ( &icm_size, 0, sizeof ( icm_size ) ); - MLX_FILL_1 ( &icm_size, 1, value, arbel->icm_len ); - if ( ( rc = arbel_cmd_set_icm_size ( arbel, &icm_size, - &icm_aux_size ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not set ICM size: %s\n", - arbel, strerror ( rc ) ); - goto err_set_icm_size; - } - arbel->icm_aux_len = ( MLX_GET ( &icm_aux_size, value ) * 4096 ); - - /* Allocate ICM data and auxiliary area */ - DBGC ( arbel, "Arbel %p requires %zd kB ICM and %zd kB AUX ICM\n", - arbel, ( arbel->icm_len / 1024 ), - ( arbel->icm_aux_len / 1024 ) ); - arbel->icm = umalloc ( arbel->icm_len + arbel->icm_aux_len ); - if ( ! arbel->icm ) { - rc = -ENOMEM; - goto err_alloc; - } - - /* Map ICM auxiliary area */ - memset ( &map_icm_aux, 0, sizeof ( map_icm_aux ) ); - MLX_FILL_2 ( &map_icm_aux, 3, - log2size, fls ( ( arbel->icm_aux_len / 4096 ) - 1 ), - pa_l, - ( user_to_phys ( arbel->icm, arbel->icm_len ) >> 12 ) ); - if ( ( rc = arbel_cmd_map_icm_aux ( arbel, &map_icm_aux ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not map AUX ICM: %s\n", - arbel, strerror ( rc ) ); - goto err_map_icm_aux; - } - - /* MAP ICM area */ - memset ( &map_icm, 0, sizeof ( map_icm ) ); - MLX_FILL_2 ( &map_icm, 3, - log2size, fls ( ( arbel->icm_len / 4096 ) - 1 ), - pa_l, ( user_to_phys ( arbel->icm, 0 ) >> 12 ) ); - if ( ( rc = arbel_cmd_map_icm ( arbel, &map_icm ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not map ICM: %s\n", - arbel, strerror ( rc ) ); - goto err_map_icm; - } - - return 0; - - arbel_cmd_unmap_icm ( arbel, ( arbel->icm_len / 4096 ) ); - err_map_icm: - arbel_cmd_unmap_icm_aux ( arbel ); - err_map_icm_aux: - ufree ( arbel->icm ); - arbel->icm = UNULL; - err_alloc: - err_set_icm_size: - return rc; -} - -/** - * Free ICM - * - * @v arbel Arbel device - */ -static void arbel_free_icm ( struct arbel *arbel ) { - arbel_cmd_unmap_icm ( arbel, ( arbel->icm_len / 4096 ) ); - arbel_cmd_unmap_icm_aux ( arbel ); - ufree ( arbel->icm ); - arbel->icm = UNULL; -} - -/*************************************************************************** - * - * Infiniband link-layer operations - * - *************************************************************************** - */ - -/** - * Initialise Infiniband link - * - * @v arbel Arbel device - * @ret rc Return status code - */ -static int arbel_init_ib ( struct arbel *arbel ) { - struct arbelprm_init_ib init_ib; - int rc; - - memset ( &init_ib, 0, sizeof ( init_ib ) ); - MLX_FILL_3 ( &init_ib, 0, - mtu_cap, ARBEL_MTU_2048, - port_width_cap, 3, - vl_cap, 1 ); - MLX_FILL_1 ( &init_ib, 1, max_gid, 1 ); - MLX_FILL_1 ( &init_ib, 2, max_pkey, 64 ); - if ( ( rc = arbel_cmd_init_ib ( arbel, PXE_IB_PORT, - &init_ib ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not intialise IB: %s\n", - arbel, strerror ( rc ) ); - return rc; - } - - return 0; -} - -/** - * Close Infiniband link - * - * @v arbel Arbel device - */ -static void arbel_close_ib ( struct arbel *arbel ) { - int rc; - - if ( ( rc = arbel_cmd_close_ib ( arbel, PXE_IB_PORT ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not close IB: %s\n", - arbel, strerror ( rc ) ); - /* Nothing we can do about this */ - } -} - -/*************************************************************************** - * - * PCI interface - * - *************************************************************************** - */ - -/** - * 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 - * - * @v pci PCI device - * @v id PCI ID - * @ret rc Return status code - */ -static int arbel_probe ( struct pci_device *pci, - const struct pci_device_id *id __unused ) { - struct ib_device *ibdev; - struct arbel *arbel; - struct arbelprm_init_hca init_hca; - int rc; - - /* Allocate Infiniband device */ - ibdev = alloc_ibdev ( sizeof ( *arbel ) ); - if ( ! ibdev ) { - rc = -ENOMEM; - goto err_ibdev; - } - ibdev->op = &arbel_ib_operations; - pci_set_drvdata ( pci, ibdev ); - ibdev->dev = &pci->dev; - arbel = ibdev->dev_priv; - memset ( arbel, 0, sizeof ( *arbel ) ); - - /* Fix up PCI device */ - adjust_pci_device ( pci ); - - /* Get PCI BARs */ - arbel->config = ioremap ( pci_bar_start ( pci, ARBEL_PCI_CONFIG_BAR ), - ARBEL_PCI_CONFIG_BAR_SIZE ); - arbel->uar = ioremap ( ( pci_bar_start ( pci, ARBEL_PCI_UAR_BAR ) + - ARBEL_PCI_UAR_IDX * ARBEL_PCI_UAR_SIZE ), - ARBEL_PCI_UAR_SIZE ); - - /* Allocate space for mailboxes */ - arbel->mailbox_in = malloc_dma ( ARBEL_MBOX_SIZE, ARBEL_MBOX_ALIGN ); - if ( ! arbel->mailbox_in ) { - rc = -ENOMEM; - goto err_mailbox_in; - } - arbel->mailbox_out = malloc_dma ( ARBEL_MBOX_SIZE, ARBEL_MBOX_ALIGN ); - if ( ! arbel->mailbox_out ) { - rc = -ENOMEM; - goto err_mailbox_out; - } - -#define SELF_INIT 1 - -#if SELF_INIT - /* Start firmware */ - if ( ( rc = arbel_start_firmware ( arbel ) ) != 0 ) - goto err_start_firmware; -#else - /* Initialise hardware */ - udqp_t qph; - if ( ( rc = ib_driver_init ( pci, &qph ) ) != 0 ) - goto err_ib_driver_init; -#endif - - /* Get device limits */ - if ( ( rc = arbel_get_limits ( arbel ) ) != 0 ) - goto err_get_limits; - -#if SELF_INIT - /* Allocate ICM */ - memset ( &init_hca, 0, sizeof ( init_hca ) ); - if ( ( rc = arbel_alloc_icm ( arbel, &init_hca ) ) != 0 ) - goto err_alloc_icm; - - - unsigned long uar_offset = ( arbel->limits.reserved_uars * 4096 ); - arbel->db_rec = phys_to_virt ( user_to_phys ( arbel->icm, - uar_offset ) ); - memset ( arbel->db_rec, 0, 4096 ); - union arbelprm_doorbell_record *db_rec; - db_rec = &arbel->db_rec[ARBEL_GROUP_SEPARATOR_DOORBELL]; - MLX_FILL_1 ( &db_rec->qp, 1, res, ARBEL_UAR_RES_GROUP_SEP ); - - - /* Initialise HCA */ - MLX_FILL_1 ( &init_hca, 74, uar_parameters.log_max_uars, 1 ); - if ( ( rc = arbel_cmd_init_hca ( arbel, &init_hca ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not initialise HCA: %s\n", - arbel, strerror ( rc ) ); - goto err_init_hca; - } - - /* Set up memory protection */ - if ( ( rc = arbel_setup_mpt ( arbel ) ) != 0 ) - goto err_setup_mpt; - - /* Bring up IB layer */ - if ( ( rc = arbel_init_ib ( arbel ) ) != 0 ) - goto err_init_ib; - - /* Wait for link */ - if ( ( rc = arbel_wait_for_link ( arbel ) ) != 0 ) - goto err_wait_for_link; - -#endif - - - - /* Hack up IB structures */ -#if 0 - arbel->config = memfree_pci_dev.cr_space; - arbel->uar = memfree_pci_dev.uar; - arbel->mailbox_in = dev_buffers_p->inprm_buf; - arbel->mailbox_out = dev_buffers_p->outprm_buf; -#endif -#if SELF_INIT -#else - arbel->reserved_lkey = dev_ib_data.mkey; - arbel->db_rec = dev_ib_data.uar_context_base; -#endif - // arbel->eqn = dev_ib_data.eq.eqn; - - - /* Get MAD parameters */ - if ( ( rc = arbel_get_mad_params ( ibdev ) ) != 0 ) - goto err_get_mad_params; - - DBGC ( arbel, "Arbel %p port GID is %08lx:%08lx:%08lx:%08lx\n", arbel, - htonl ( ibdev->port_gid.u.dwords[0] ), - htonl ( ibdev->port_gid.u.dwords[1] ), - htonl ( ibdev->port_gid.u.dwords[2] ), - htonl ( ibdev->port_gid.u.dwords[3] ) ); - - /* Add IPoIB device */ - if ( ( rc = ipoib_probe ( ibdev ) ) != 0 ) { - DBGC ( arbel, "Arbel %p could not add IPoIB device: %s\n", - arbel, strerror ( rc ) ); - goto err_ipoib_probe; - } - - return 0; - - err_ipoib_probe: - err_get_mad_params: - ib_driver_close ( 0 ); - err_ib_driver_init: - - err_wait_for_link: - arbel_close_ib ( arbel ); - err_init_ib: - err_setup_mpt: - arbel_cmd_close_hca ( arbel ); - err_init_hca: - arbel_free_icm ( arbel ); - err_alloc_icm: - err_get_limits: - arbel_stop_firmware ( arbel ); - err_start_firmware: - free_dma ( arbel->mailbox_out, ARBEL_MBOX_SIZE ); - err_mailbox_out: - free_dma ( arbel->mailbox_in, ARBEL_MBOX_SIZE ); - err_mailbox_in: - free_ibdev ( ibdev ); - err_ibdev: - return rc; -} - -/** - * Remove PCI device - * - * @v pci PCI device - */ -static void arbel_remove ( struct pci_device *pci ) { - struct ib_device *ibdev = pci_get_drvdata ( pci ); - struct arbel *arbel = ibdev->dev_priv; - - -#warning "check error sequence for probe()" - ipoib_remove ( ibdev ); - ib_driver_close ( 0 ); - arbel_stop_firmware ( arbel ); - free_dma ( arbel->mailbox_out, ARBEL_MBOX_SIZE ); - free_dma ( arbel->mailbox_in, ARBEL_MBOX_SIZE ); - free_ibdev ( ibdev ); -} - -static struct pci_device_id arbel_nics[] = { - PCI_ROM ( 0x15b3, 0x6282, "MT25218", "MT25218 HCA driver" ), - PCI_ROM ( 0x15b3, 0x6274, "MT25204", "MT25204 HCA driver" ), +static struct pci_id mt25218_nics[] = { + PCI_ROM(0x15b3, 0x6282, "MT25218", "MT25218 HCA driver"), + PCI_ROM(0x15b3, 0x6274, "MT25204", "MT25204 HCA driver"), }; -struct pci_driver arbel_driver __pci_driver = { - .ids = arbel_nics, - .id_count = ( sizeof ( arbel_nics ) / sizeof ( arbel_nics[0] ) ), - .probe = arbel_probe, - .remove = arbel_remove, +struct pci_driver mt25218_driver __pci_driver = { + .type = NIC_DRIVER, + .name = "MT25218", + .probe = mt25218_probe, + .ids = mt25218_nics, + .id_count = sizeof(mt25218_nics) / sizeof(mt25218_nics[0]), + .class = 0, }; diff --git a/src/drivers/net/mlx_ipoib/mt25218.h b/src/drivers/net/mlx_ipoib/mt25218.h index 702b5caf..15a3feaf 100644 --- a/src/drivers/net/mlx_ipoib/mt25218.h +++ b/src/drivers/net/mlx_ipoib/mt25218.h @@ -26,9 +26,7 @@ #define MEMFREE_CMD_RUN_FW 0xff6 #define MEMFREE_CMD_SET_ICM_SIZE 0xffd #define MEMFREE_CMD_MAP_ICM_AUX 0xffc -#define MEMFREE_CMD_UNMAP_ICM_AUX 0xffb #define MEMFREE_CMD_MAP_ICM 0xffa -#define MEMFREE_CMD_UNMAP_ICM 0xff9 #define MEMFREE_CMD_QUERY_DEV_LIM 0x003 /* @@ -146,24 +144,24 @@ /* uar context indexes */ enum { - MADS_SND_CQ_ARM_DB_IDX = MADS_SND_CQN_SN, - MADS_RCV_CQ_ARM_DB_IDX = MADS_RCV_CQN_SN, - IPOIB_SND_CQ_ARM_DB_IDX = IPOIB_SND_CQN_SN, - IPOIB_RCV_CQ_ARM_DB_IDX = IPOIB_RCV_CQN_SN, - MADS_SND_QP_DB_IDX = ( MAX_APP_CQS + MADS_QPN_SN ), - IPOIB_SND_QP_DB_IDX = ( MAX_APP_CQS + IPOIB_QPN_SN ), - GROUP_SEP_IDX = ( MAX_APP_CQS + MAX_APP_QPS ), - // START_UNMAPPED_DB_IDX, + MADS_RCV_CQ_ARM_DB_IDX, + MADS_SND_CQ_ARM_DB_IDX, + IPOIB_RCV_CQ_ARM_DB_IDX, + IPOIB_SND_CQ_ARM_DB_IDX, + MADS_SND_QP_DB_IDX, + IPOIB_SND_QP_DB_IDX, + GROUP_SEP_IDX, + START_UNMAPPED_DB_IDX, /* -------------------------- unmapped doorbell records -------------------------- */ - // END_UNMAPPED_DB_IDX, - IPOIB_RCV_QP_DB_IDX = ( 512 - MAX_APP_CQS - IPOIB_QPN_SN - 1 ), - MADS_RCV_QP_DB_IDX = ( 512 - MAX_APP_CQS - MADS_QPN_SN - 1 ), - IPOIB_RCV_CQ_CI_DB_IDX = ( 512 - IPOIB_RCV_CQN_SN - 1 ), - IPOIB_SND_CQ_CI_DB_IDX = ( 512 - IPOIB_SND_CQN_SN - 1 ), - MADS_RCV_CQ_CI_DB_IDX = ( 512 - MADS_RCV_CQN_SN - 1 ), - MADS_SND_CQ_CI_DB_IDX = ( 512 - MADS_SND_CQN_SN - 1 ), + END_UNMAPPED_DB_IDX = 505, + MADS_RCV_QP_DB_IDX = 506, + IPOIB_RCV_QP_DB_IDX = 507, + MADS_RCV_CQ_CI_DB_IDX = 508, + MADS_SND_CQ_CI_DB_IDX = 509, + IPOIB_RCV_CQ_CI_DB_IDX = 510, + IPOIB_SND_CQ_CI_DB_IDX = 511 }; /* uar resources types */ @@ -342,24 +340,6 @@ struct cq_dbell_st { __u8 raw[MT_STRUCT_SIZE(arbelprm_cq_cmd_doorbell_st)]; } __attribute__ ((packed)); -struct qp_db_record_st { - __u8 raw[MT_STRUCT_SIZE(arbelprm_qp_db_record_st)]; -} __attribute__ ((packed)); - -struct cq_arm_db_record_st { - __u8 raw[MT_STRUCT_SIZE(arbelprm_cq_arm_db_record_st)]; -} __attribute__ ((packed)); - -struct cq_ci_db_record_st { - __u8 raw[MT_STRUCT_SIZE(arbelprm_cq_ci_db_record_st)]; -} __attribute__ ((packed)); - -union db_record_st { - struct qp_db_record_st qp; - struct cq_arm_db_record_st cq_arm; - struct cq_ci_db_record_st cq_ci; -} __attribute__ ((packed)); - struct mad_ifc_inprm_st { union mad_u mad; } __attribute__ ((packed)); diff --git a/src/drivers/net/mlx_ipoib/mt25218_imp.c b/src/drivers/net/mlx_ipoib/mt25218_imp.c index efa37948..fe407041 100644 --- a/src/drivers/net/mlx_ipoib/mt25218_imp.c +++ b/src/drivers/net/mlx_ipoib/mt25218_imp.c @@ -45,7 +45,6 @@ static void be_to_cpu_buf(void *buf, int size) #include "ib_driver.c" #include "ipoib.c" -#if 0 static int probe_imp(struct pci_device *pci, struct nic *nic) { int rc; @@ -92,12 +91,10 @@ static int transmit_imp(const char *dest, /* Destination */ rc = ipoib_send_packet(dest, type, packet, size); if (rc) { printf("*** ERROR IN SEND FLOW ***\n"); -#if 0 printf("restarting Etherboot\n"); sleep(1); longjmp(restart_etherboot, -1); /* we should not be here ... */ -#endif return -1; } @@ -109,7 +106,7 @@ static void hd(void *where, int n) int i; while (n > 0) { - printf("%p ", where); + printf("%X ", where); for (i = 0; i < ((n > 16) ? 16 : n); i++) printf(" %hhX", ((char *)where)[i]); printf("\n"); @@ -224,13 +221,10 @@ static int poll_imp(struct nic *nic, int retrieve, unsigned int *size_p) return 0; fatal_handling: -#if 0 printf("restarting Etherboot\n"); sleep(1); longjmp(restart_etherboot, -1); /* we should not be here ... */ -#endif return -1; } -#endif diff --git a/src/drivers/net/mlx_ipoib/mt_version.c b/src/drivers/net/mlx_ipoib/mt_version.c index bae860c3..2dbd67a6 100644 --- a/src/drivers/net/mlx_ipoib/mt_version.c +++ b/src/drivers/net/mlx_ipoib/mt_version.c @@ -20,4 +20,4 @@ */ /* definition of the build version goes here */ -const char *build_revision= "191"; +const char *build_revision= "113"; diff --git a/src/drivers/net/mlx_ipoib/patches/dhcpd.patch b/src/drivers/net/mlx_ipoib/patches/dhcpd.patch index 3f6269bf..e2d0a202 100644 --- a/src/drivers/net/mlx_ipoib/patches/dhcpd.patch +++ b/src/drivers/net/mlx_ipoib/patches/dhcpd.patch @@ -1,7 +1,17 @@ -Index: dhcp-3.0.4b3/includes/site.h -=================================================================== ---- dhcp-3.0.4b3.orig/includes/site.h 2002-03-12 20:33:39.000000000 +0200 -+++ dhcp-3.0.4b3/includes/site.h 2006-03-15 12:50:00.000000000 +0200 +diff -ru ../../orig/dhcp-3.0.4b2/common/options.c ./common/options.c +--- ../../orig/dhcp-3.0.4b2/common/options.c 2005-11-02 01:19:03.000000000 +0200 ++++ ./common/options.c 2005-12-06 14:38:17.000000000 +0200 +@@ -537,6 +537,7 @@ + priority_list [priority_len++] = DHO_DHCP_LEASE_TIME; + priority_list [priority_len++] = DHO_DHCP_MESSAGE; + priority_list [priority_len++] = DHO_DHCP_REQUESTED_ADDRESS; ++ priority_list [priority_len++] = DHO_DHCP_CLIENT_IDENTIFIER; + priority_list [priority_len++] = DHO_FQDN; + + if (prl && prl -> len > 0) { +diff -ru ../../orig/dhcp-3.0.4b2/includes/site.h ./includes/site.h +--- ../../orig/dhcp-3.0.4b2/includes/site.h 2002-03-12 20:33:39.000000000 +0200 ++++ ./includes/site.h 2005-12-06 14:36:55.000000000 +0200 @@ -135,7 +135,7 @@ the aforementioned problems do not matter to you, or if no other API is supported for your system, you may want to go with it. */