/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_NXGE_NXGE_HIO_H #define _SYS_NXGE_NXGE_HIO_H #pragma ident "%Z%%M% %I% %E% SMI" #ifdef __cplusplus extern "C" { #endif #include #include #include #include #if defined(sun4v) #include #endif #define isLDOMservice(nxge) \ (nxge->environs == SOLARIS_SERVICE_DOMAIN) #define isLDOMguest(nxge) \ (nxge->environs == SOLARIS_GUEST_DOMAIN) #define isLDOMs(nxge) \ (isLDOMservice(nxge) || isLDOMguest(nxge)) /* ------------------------------------------------------------------ */ typedef uint8_t nx_rdc_t; typedef uint8_t nx_tdc_t; typedef uintptr_t vr_handle_t; typedef uintptr_t dc_handle_t; typedef uint64_t res_map_t; typedef uint64_t hv_rv_t; typedef hv_rv_t (*vr_assign)(uint64_t, uint64_t, uint32_t *); typedef hv_rv_t (*vr_unassign)(uint32_t); typedef hv_rv_t (*vr_getinfo)(uint32_t, uint64_t *, uint64_t *); typedef struct { vr_assign assign; vr_unassign unassign; vr_getinfo getinfo; } nxhv_vr_fp_t; typedef hv_rv_t (*vrlp_conf)(uint64_t, uint64_t, uint64_t, uint64_t); typedef hv_rv_t (*vrlp_info)(uint64_t, uint64_t, uint64_t *, uint64_t *); typedef hv_rv_t (*dc_assign)(uint32_t, uint64_t, uint64_t *); typedef hv_rv_t (*dc_unassign)(uint32_t, uint64_t); typedef hv_rv_t (*dc_getstate)(uint32_t, uint64_t, uint64_t *); typedef hv_rv_t (*dc_get_map)(uint32_t, uint64_t *); typedef hv_rv_t (*dc_getinfo)(uint32_t, uint64_t, uint64_t *, uint64_t *); typedef struct { dc_assign assign; dc_unassign unassign; dc_getstate getstate; dc_get_map get_map; vrlp_conf lp_conf; vrlp_info lp_info; dc_getinfo getinfo; } nxhv_dc_fp_t; #if defined(sun4v) typedef struct { vio_net_resource_reg_t __register; vio_net_resource_unreg_t unregister; vio_net_callbacks_t cb; } nx_vio_fp_t; #endif typedef struct { boolean_t ldoms; nxhv_vr_fp_t vr; nxhv_dc_fp_t tx; nxhv_dc_fp_t rx; #if defined(sun4v) nx_vio_fp_t vio; #endif } nxhv_fp_t; /* ------------------------------------------------------------------ */ #define NXGE_VR_SR_MAX 8 /* There are 8 subregions (SR). */ typedef enum { NXGE_HIO_TYPE_SERVICE, /* We are a service domain driver. */ NXGE_HIO_TYPE_GUEST /* We are a guest domain driver. */ } nxge_hio_type_t; typedef enum { FUNC0_MNT, FUNC0_VIR = 0x1000000, FUNC1_MNT = 0x2000000, FUNC1_VIR = 0x3000000, FUNC2_MNT = 0x4000000, FUNC2_VIR = 0x5000000, FUNC3_MNT = 0x6000000, FUNC3_VIR = 0x7000000 } vr_base_address_t; #define VR_STEP 0x2000000 #define VR_VC_STEP 0x0004000 typedef enum { /* 0-8 */ FUNC0_VIR0, FUNC0_VIR1, FUNC1_VIR0, FUNC1_VIR1, FUNC2_VIR0, FUNC2_VIR1, FUNC3_VIR0, FUNC3_VIR1, FUNC_VIR_MAX } vr_region_t; typedef enum { VP_CHANNEL_0, VP_CHANNEL_1, VP_CHANNEL_2, VP_CHANNEL_3, VP_CHANNEL_4, VP_CHANNEL_5, VP_CHANNEL_6, VP_CHANNEL_7, VP_CHANNEL_MAX } vp_channel_t; typedef enum { VP_BOUND_TX, VP_BOUND_RX } vpc_type_t; #define VP_VC_OFFSET(channel) (channel << 10) #define VP_RDC_OFFSET (1 << 9) typedef enum { RXDMA_CFIG1 = 0, RXDMA_CFIG2 = 8, RBR_CFIG_A = 0x10, RBR_CFIG_B = 0x18, RBR_KICK = 0x20, RBR_STAT = 0x28, RBR_HDH = 0x30, RBR_HDL = 0x38, RCRCFIG_A = 0x40, RCRCFIG_B = 0x48, RCRSTAT_A = 0x50, RCRSTAT_B = 0x58, RCRSTAT_C = 0x60, RX_DMA_ENT_MSK = 0x68, RX_DMA_CTL_STAT = 0x70, RCR_FLSH = 0x78, RXMISC = 0x90, RX_DMA_CTL_STAT_DBG = 0x98 } rdc_csr_offset_t; typedef enum { Tx_RNG_CFIG = 0, Tx_RNG_HDL = 0x10, Tx_RNG_KICK = 0x18, Tx_ENT_MASK = 0x20, Tx_CS = 0x28, TxDMA_MBH = 0x30, TxDMA_MBL = 0x38, TxDMA_PRE_ST = 0x40, Tx_RNG_ERR_LOGH = 0x48, Tx_RNG_ERR_LOGL = 0x50, TDMC_INTR_DBG = 0x60, Tx_CS_DBG = 0x68 } tdc_csr_offset_t; /* * ------------------------------------------------------------- * These definitions are used to handle the virtual PIO_LDSV * space of a VR. * ------------------------------------------------------------- */ #define VLDG_OFFSET 0x2000 #define VLDG_SLL 5 typedef enum { PIO_LDSV0, /* ldf_0, 0-63 */ PIO_LDSV1, /* ldf_1, 0-63 */ PIO_LDSV2, /* ldf_0 & ldf_1, 64-69 */ PIO_LDGIMGN /* arm/timer */ } pio_ld_op_t; #define VR_INTR_BLOCK_SIZE 8 #define HIO_INTR_BLOCK_SIZE 4 /* ------------------------------------------------------------------ */ typedef struct { const char *name; int offset; } dmc_reg_name_t; typedef struct { uintptr_t nxge; dc_map_t map; } nx_rdc_tbl_t; typedef struct nxge_hio_vr { uintptr_t nxge; uint32_t cookie; /* The HV cookie. */ uintptr_t address; size_t size; vr_region_t region; /* 1 of 8 regions. */ int rdc_tbl; /* 1 of 8 RDC tables. */ ether_addr_t altmac; /* The alternate MAC address. */ mac_addr_slot_t slot; /* According to nxge_m_mmac_add(). */ #if defined(sun4v) vio_net_handle_t vhp; /* The handle given to us by the vnet. */ #endif nxge_grp_t rx_group; nxge_grp_t tx_group; boolean_t polling; } nxge_hio_vr_t; typedef nxge_status_t (*dc_init_t)(nxge_t *, int); typedef void (*dc_uninit_t)(nxge_t *, int); typedef struct { uint32_t number; /* The LDG number assigned to this DC. */ uint64_t index; /* Bits 7:5 of the (virtual) PIO_LDSV. */ uint64_t ldsv; /* The logical device number */ uint64_t map; /* Currently unused */ int vector; /* The DDI vector number (index) */ } hio_ldg_t; /* * ------------------------------------------------------------- * The service domain driver makes use of both , the index * into a VR's virtual page, and , the absolute channel * number, what we will call here the physical channel number. * * The guest domain will set both fields to the same value, since * it doesn't know any better. And if a service domain owns a * DMA channel, it will also set both fields to the same value, * since it is not using a VR per se. * ------------------------------------------------------------- */ typedef struct nx_dc { struct nx_dc *next; nxge_hio_vr_t *vr; /* The VR belonged to. */ vp_channel_t page; /* VP_CHANNEL_0 - VP_CHANNEL_7 */ nxge_channel_t channel; /* 1 of 16/24 channels */ /* * has its normal meaning. refers to the * virtual page of the VR that has been bound to. * Therefore, in the service domain, & * are almost always different. While in a guest domain, * they are always the same. */ vpc_type_t type; /* VP_BOUND_XX */ dc_init_t init; /* nxge_init_xxdma_channel() */ dc_uninit_t uninit; /* nxge_uninit_xxdma_channel() */ vr_handle_t group; /* The group belonged to. */ uint32_t cookie; /* The HV cookie. */ hio_ldg_t ldg; boolean_t interrupting; /* Interrupt enabled? */ boolean_t polling; /* Or are we polling? */ } nxge_hio_dc_t; typedef struct { int vrs; int rdcs; int tdcs; } hio_count_t; typedef struct { nxge_hio_type_t type; kmutex_t lock; hio_count_t available; unsigned sequence; nxhv_fp_t hio; /* vr[0] is reserved for the service domain. */ nxge_hio_vr_t vr[NXGE_VR_SR_MAX]; /* subregion map */ nxge_hio_dc_t rdc[NXGE_MAX_RDCS]; nxge_hio_dc_t tdc[NXGE_MAX_TDCS]; nx_rdc_tbl_t rdc_tbl[NXGE_MAX_RDC_GROUPS]; } nxge_hio_data_t; /* * ------------------------------------------------------------- * prototypes * ------------------------------------------------------------- */ extern void nxge_get_environs(nxge_t *); extern int nxge_hio_init(nxge_t *); extern void nxge_hio_uninit(nxge_t *); extern int nxge_dci_map(nxge_t *, vpc_type_t, int); /* * --------------------------------------------------------------------- * These are the general-purpose DMA channel group functions. That is, * these functions are used to manage groups of TDCs or RDCs in an HIO * environment. * * But is also expected that in the future they will be able to manage * Crossbow groups. * --------------------------------------------------------------------- */ extern vr_handle_t nxge_grp_add(nxge_t *, nxge_grp_type_t); extern void nxge_grp_remove(nxge_t *, vr_handle_t); extern int nxge_grp_dc_add(nxge_t *, vr_handle_t, vpc_type_t, int); extern void nxge_grp_dc_remove(nxge_t *, vpc_type_t, int); extern nxge_hio_dc_t *nxge_grp_dc_find(nxge_t *, vpc_type_t, int); extern void nxge_delay(int); extern const char *nxge_ddi_perror(int); /* * --------------------------------------------------------------------- * These are the Sun4v HIO function prototypes. * --------------------------------------------------------------------- */ extern void nxge_hio_group_get(void *arg, mac_ring_type_t type, int group, mac_group_info_t *infop, mac_group_handle_t ghdl); extern int nxge_hio_share_alloc(void *arg, uint64_t cookie, uint64_t *rcookie, mac_share_handle_t *shandle); extern void nxge_hio_share_free(mac_share_handle_t shandle); extern void nxge_hio_share_query(mac_share_handle_t shandle, mac_ring_type_t type, uint32_t *rmin, uint32_t *rmax, uint64_t *rmap, uint64_t *gnum); /* nxge_hio_guest.c */ extern void nxge_hio_unregister(nxge_t *); extern int nxge_guest_regs_map(nxge_t *); extern void nxge_guest_regs_map_free(nxge_t *); extern int nxge_hio_vr_add(nxge_t *nxge); extern int nxge_hio_vr_release(nxge_t *nxge); extern nxge_status_t nxge_tdc_lp_conf(p_nxge_t, int); extern nxge_status_t nxge_rdc_lp_conf(p_nxge_t, int); extern void nxge_hio_start_timer(nxge_t *); /* nxge_intr.c */ extern nxge_status_t nxge_hio_intr_init(nxge_t *); extern void nxge_hio_intr_uninit(nxge_t *); extern nxge_status_t nxge_intr_add(nxge_t *, vpc_type_t, int); extern nxge_status_t nxge_intr_remove(nxge_t *, vpc_type_t, int); extern nxge_status_t nxge_hio_intr_add(nxge_t *, vpc_type_t, int); extern nxge_status_t nxge_hio_intr_remove(nxge_t *, vpc_type_t, int); extern nxge_status_t nxge_hio_intr_add(nxge_t *, vpc_type_t, int); extern nxge_status_t nxge_hio_intr_rem(nxge_t *, int); extern hv_rv_t nxge_hio_ldsv_add(nxge_t *, nxge_hio_dc_t *); extern void nxge_hio_ldsv_im(nxge_t *, nxge_ldg_t *, pio_ld_op_t, uint64_t *); extern void nxge_hio_ldgimgn(nxge_t *, nxge_ldg_t *); /* nxge_hv.c */ extern void nxge_hio_hv_init(nxge_t *); /* nxge_mac.c */ extern int nxge_hio_hostinfo_get_rdc_table(p_nxge_t); extern int nxge_hio_hostinfo_init(nxge_t *, nxge_hio_vr_t *, ether_addr_t *); extern void nxge_hio_hostinfo_uninit(nxge_t *, nxge_hio_vr_t *); /* nxge_rxdma.c */ extern nxge_status_t nxge_rx_poll(nxge_t *, int); /* nxge_txdma.c */ extern uint_t nxge_tx_poll(nxge_t *, int); #ifdef __cplusplus } #endif #endif /* _SYS_NXGE_NXGE_HIO_H */