diff options
Diffstat (limited to 'drivers/char/mbcs.h')
-rw-r--r-- | drivers/char/mbcs.h | 553 |
1 files changed, 0 insertions, 553 deletions
diff --git a/drivers/char/mbcs.h b/drivers/char/mbcs.h deleted file mode 100644 index 1a36884c48b5..000000000000 --- a/drivers/char/mbcs.h +++ /dev/null @@ -1,553 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef __MBCS_H__ -#define __MBCS_H__ - -/* - * General macros - */ -#define MB (1024*1024) -#define MB2 (2*MB) -#define MB4 (4*MB) -#define MB6 (6*MB) - -/* - * Offsets and masks - */ -#define MBCS_CM_ID 0x0000 /* Identification */ -#define MBCS_CM_STATUS 0x0008 /* Status */ -#define MBCS_CM_ERROR_DETAIL1 0x0010 /* Error Detail1 */ -#define MBCS_CM_ERROR_DETAIL2 0x0018 /* Error Detail2 */ -#define MBCS_CM_CONTROL 0x0020 /* Control */ -#define MBCS_CM_REQ_TOUT 0x0028 /* Request Time-out */ -#define MBCS_CM_ERR_INT_DEST 0x0038 /* Error Interrupt Destination */ -#define MBCS_CM_TARG_FL 0x0050 /* Target Flush */ -#define MBCS_CM_ERR_STAT 0x0060 /* Error Status */ -#define MBCS_CM_CLR_ERR_STAT 0x0068 /* Clear Error Status */ -#define MBCS_CM_ERR_INT_EN 0x0070 /* Error Interrupt Enable */ -#define MBCS_RD_DMA_SYS_ADDR 0x0100 /* Read DMA System Address */ -#define MBCS_RD_DMA_LOC_ADDR 0x0108 /* Read DMA Local Address */ -#define MBCS_RD_DMA_CTRL 0x0110 /* Read DMA Control */ -#define MBCS_RD_DMA_AMO_DEST 0x0118 /* Read DMA AMO Destination */ -#define MBCS_RD_DMA_INT_DEST 0x0120 /* Read DMA Interrupt Destination */ -#define MBCS_RD_DMA_AUX_STAT 0x0130 /* Read DMA Auxiliary Status */ -#define MBCS_WR_DMA_SYS_ADDR 0x0200 /* Write DMA System Address */ -#define MBCS_WR_DMA_LOC_ADDR 0x0208 /* Write DMA Local Address */ -#define MBCS_WR_DMA_CTRL 0x0210 /* Write DMA Control */ -#define MBCS_WR_DMA_AMO_DEST 0x0218 /* Write DMA AMO Destination */ -#define MBCS_WR_DMA_INT_DEST 0x0220 /* Write DMA Interrupt Destination */ -#define MBCS_WR_DMA_AUX_STAT 0x0230 /* Write DMA Auxiliary Status */ -#define MBCS_ALG_AMO_DEST 0x0300 /* Algorithm AMO Destination */ -#define MBCS_ALG_INT_DEST 0x0308 /* Algorithm Interrupt Destination */ -#define MBCS_ALG_OFFSETS 0x0310 -#define MBCS_ALG_STEP 0x0318 /* Algorithm Step */ - -#define MBCS_GSCR_START 0x0000000 -#define MBCS_DEBUG_START 0x0100000 -#define MBCS_RAM0_START 0x0200000 -#define MBCS_RAM1_START 0x0400000 -#define MBCS_RAM2_START 0x0600000 - -#define MBCS_CM_CONTROL_REQ_TOUT_MASK 0x0000000000ffffffUL -//#define PIO_BASE_ADDR_BASE_OFFSET_MASK 0x00fffffffff00000UL - -#define MBCS_SRAM_SIZE (1024*1024) -#define MBCS_CACHELINE_SIZE 128 - -/* - * MMR get's and put's - */ -#define MBCS_MMR_ADDR(mmr_base, offset)((uint64_t *)(mmr_base + offset)) -#define MBCS_MMR_SET(mmr_base, offset, value) { \ - uint64_t *mbcs_mmr_set_u64p, readback; \ - mbcs_mmr_set_u64p = (uint64_t *)(mmr_base + offset); \ - *mbcs_mmr_set_u64p = value; \ - readback = *mbcs_mmr_set_u64p; \ -} -#define MBCS_MMR_GET(mmr_base, offset) *(uint64_t *)(mmr_base + offset) -#define MBCS_MMR_ZERO(mmr_base, offset) MBCS_MMR_SET(mmr_base, offset, 0) - -/* - * MBCS mmr structures - */ -union cm_id { - uint64_t cm_id_reg; - struct { - uint64_t always_one:1, // 0 - mfg_id:11, // 11:1 - part_num:16, // 27:12 - bitstream_rev:8, // 35:28 - :28; // 63:36 - }; -}; - -union cm_status { - uint64_t cm_status_reg; - struct { - uint64_t pending_reads:8, // 7:0 - pending_writes:8, // 15:8 - ice_rsp_credits:8, // 23:16 - ice_req_credits:8, // 31:24 - cm_req_credits:8, // 39:32 - :1, // 40 - rd_dma_in_progress:1, // 41 - rd_dma_done:1, // 42 - :1, // 43 - wr_dma_in_progress:1, // 44 - wr_dma_done:1, // 45 - alg_waiting:1, // 46 - alg_pipe_running:1, // 47 - alg_done:1, // 48 - :3, // 51:49 - pending_int_reqs:8, // 59:52 - :3, // 62:60 - alg_half_speed_sel:1; // 63 - }; -}; - -union cm_error_detail1 { - uint64_t cm_error_detail1_reg; - struct { - uint64_t packet_type:4, // 3:0 - source_id:2, // 5:4 - data_size:2, // 7:6 - tnum:8, // 15:8 - byte_enable:8, // 23:16 - gfx_cred:8, // 31:24 - read_type:2, // 33:32 - pio_or_memory:1, // 34 - head_cw_error:1, // 35 - :12, // 47:36 - head_error_bit:1, // 48 - data_error_bit:1, // 49 - :13, // 62:50 - valid:1; // 63 - }; -}; - -union cm_error_detail2 { - uint64_t cm_error_detail2_reg; - struct { - uint64_t address:56, // 55:0 - :8; // 63:56 - }; -}; - -union cm_control { - uint64_t cm_control_reg; - struct { - uint64_t cm_id:2, // 1:0 - :2, // 3:2 - max_trans:5, // 8:4 - :3, // 11:9 - address_mode:1, // 12 - :7, // 19:13 - credit_limit:8, // 27:20 - :5, // 32:28 - rearm_stat_regs:1, // 33 - prescalar_byp:1, // 34 - force_gap_war:1, // 35 - rd_dma_go:1, // 36 - wr_dma_go:1, // 37 - alg_go:1, // 38 - rd_dma_clr:1, // 39 - wr_dma_clr:1, // 40 - alg_clr:1, // 41 - :2, // 43:42 - alg_wait_step:1, // 44 - alg_done_amo_en:1, // 45 - alg_done_int_en:1, // 46 - :1, // 47 - alg_sram0_locked:1, // 48 - alg_sram1_locked:1, // 49 - alg_sram2_locked:1, // 50 - alg_done_clr:1, // 51 - :12; // 63:52 - }; -}; - -union cm_req_timeout { - uint64_t cm_req_timeout_reg; - struct { - uint64_t time_out:24, // 23:0 - :40; // 63:24 - }; -}; - -union intr_dest { - uint64_t intr_dest_reg; - struct { - uint64_t address:56, // 55:0 - int_vector:8; // 63:56 - }; -}; - -union cm_error_status { - uint64_t cm_error_status_reg; - struct { - uint64_t ecc_sbe:1, // 0 - ecc_mbe:1, // 1 - unsupported_req:1, // 2 - unexpected_rsp:1, // 3 - bad_length:1, // 4 - bad_datavalid:1, // 5 - buffer_overflow:1, // 6 - request_timeout:1, // 7 - :8, // 15:8 - head_inv_data_size:1, // 16 - rsp_pactype_inv:1, // 17 - head_sb_err:1, // 18 - missing_head:1, // 19 - head_inv_rd_type:1, // 20 - head_cmd_err_bit:1, // 21 - req_addr_align_inv:1, // 22 - pio_req_addr_inv:1, // 23 - req_range_dsize_inv:1, // 24 - early_term:1, // 25 - early_tail:1, // 26 - missing_tail:1, // 27 - data_flit_sb_err:1, // 28 - cm2hcm_req_cred_of:1, // 29 - cm2hcm_rsp_cred_of:1, // 30 - rx_bad_didn:1, // 31 - rd_dma_err_rsp:1, // 32 - rd_dma_tnum_tout:1, // 33 - rd_dma_multi_tnum_tou:1, // 34 - wr_dma_err_rsp:1, // 35 - wr_dma_tnum_tout:1, // 36 - wr_dma_multi_tnum_tou:1, // 37 - alg_data_overflow:1, // 38 - alg_data_underflow:1, // 39 - ram0_access_conflict:1, // 40 - ram1_access_conflict:1, // 41 - ram2_access_conflict:1, // 42 - ram0_perr:1, // 43 - ram1_perr:1, // 44 - ram2_perr:1, // 45 - int_gen_rsp_err:1, // 46 - int_gen_tnum_tout:1, // 47 - rd_dma_prog_err:1, // 48 - wr_dma_prog_err:1, // 49 - :14; // 63:50 - }; -}; - -union cm_clr_error_status { - uint64_t cm_clr_error_status_reg; - struct { - uint64_t clr_ecc_sbe:1, // 0 - clr_ecc_mbe:1, // 1 - clr_unsupported_req:1, // 2 - clr_unexpected_rsp:1, // 3 - clr_bad_length:1, // 4 - clr_bad_datavalid:1, // 5 - clr_buffer_overflow:1, // 6 - clr_request_timeout:1, // 7 - :8, // 15:8 - clr_head_inv_data_siz:1, // 16 - clr_rsp_pactype_inv:1, // 17 - clr_head_sb_err:1, // 18 - clr_missing_head:1, // 19 - clr_head_inv_rd_type:1, // 20 - clr_head_cmd_err_bit:1, // 21 - clr_req_addr_align_in:1, // 22 - clr_pio_req_addr_inv:1, // 23 - clr_req_range_dsize_i:1, // 24 - clr_early_term:1, // 25 - clr_early_tail:1, // 26 - clr_missing_tail:1, // 27 - clr_data_flit_sb_err:1, // 28 - clr_cm2hcm_req_cred_o:1, // 29 - clr_cm2hcm_rsp_cred_o:1, // 30 - clr_rx_bad_didn:1, // 31 - clr_rd_dma_err_rsp:1, // 32 - clr_rd_dma_tnum_tout:1, // 33 - clr_rd_dma_multi_tnum:1, // 34 - clr_wr_dma_err_rsp:1, // 35 - clr_wr_dma_tnum_tout:1, // 36 - clr_wr_dma_multi_tnum:1, // 37 - clr_alg_data_overflow:1, // 38 - clr_alg_data_underflo:1, // 39 - clr_ram0_access_confl:1, // 40 - clr_ram1_access_confl:1, // 41 - clr_ram2_access_confl:1, // 42 - clr_ram0_perr:1, // 43 - clr_ram1_perr:1, // 44 - clr_ram2_perr:1, // 45 - clr_int_gen_rsp_err:1, // 46 - clr_int_gen_tnum_tout:1, // 47 - clr_rd_dma_prog_err:1, // 48 - clr_wr_dma_prog_err:1, // 49 - :14; // 63:50 - }; -}; - -union cm_error_intr_enable { - uint64_t cm_error_intr_enable_reg; - struct { - uint64_t int_en_ecc_sbe:1, // 0 - int_en_ecc_mbe:1, // 1 - int_en_unsupported_re:1, // 2 - int_en_unexpected_rsp:1, // 3 - int_en_bad_length:1, // 4 - int_en_bad_datavalid:1, // 5 - int_en_buffer_overflo:1, // 6 - int_en_request_timeou:1, // 7 - :8, // 15:8 - int_en_head_inv_data_:1, // 16 - int_en_rsp_pactype_in:1, // 17 - int_en_head_sb_err:1, // 18 - int_en_missing_head:1, // 19 - int_en_head_inv_rd_ty:1, // 20 - int_en_head_cmd_err_b:1, // 21 - int_en_req_addr_align:1, // 22 - int_en_pio_req_addr_i:1, // 23 - int_en_req_range_dsiz:1, // 24 - int_en_early_term:1, // 25 - int_en_early_tail:1, // 26 - int_en_missing_tail:1, // 27 - int_en_data_flit_sb_e:1, // 28 - int_en_cm2hcm_req_cre:1, // 29 - int_en_cm2hcm_rsp_cre:1, // 30 - int_en_rx_bad_didn:1, // 31 - int_en_rd_dma_err_rsp:1, // 32 - int_en_rd_dma_tnum_to:1, // 33 - int_en_rd_dma_multi_t:1, // 34 - int_en_wr_dma_err_rsp:1, // 35 - int_en_wr_dma_tnum_to:1, // 36 - int_en_wr_dma_multi_t:1, // 37 - int_en_alg_data_overf:1, // 38 - int_en_alg_data_under:1, // 39 - int_en_ram0_access_co:1, // 40 - int_en_ram1_access_co:1, // 41 - int_en_ram2_access_co:1, // 42 - int_en_ram0_perr:1, // 43 - int_en_ram1_perr:1, // 44 - int_en_ram2_perr:1, // 45 - int_en_int_gen_rsp_er:1, // 46 - int_en_int_gen_tnum_t:1, // 47 - int_en_rd_dma_prog_er:1, // 48 - int_en_wr_dma_prog_er:1, // 49 - :14; // 63:50 - }; -}; - -struct cm_mmr { - union cm_id id; - union cm_status status; - union cm_error_detail1 err_detail1; - union cm_error_detail2 err_detail2; - union cm_control control; - union cm_req_timeout req_timeout; - uint64_t reserved1[1]; - union intr_dest int_dest; - uint64_t reserved2[2]; - uint64_t targ_flush; - uint64_t reserved3[1]; - union cm_error_status err_status; - union cm_clr_error_status clr_err_status; - union cm_error_intr_enable int_enable; -}; - -union dma_hostaddr { - uint64_t dma_hostaddr_reg; - struct { - uint64_t dma_sys_addr:56, // 55:0 - :8; // 63:56 - }; -}; - -union dma_localaddr { - uint64_t dma_localaddr_reg; - struct { - uint64_t dma_ram_addr:21, // 20:0 - dma_ram_sel:2, // 22:21 - :41; // 63:23 - }; -}; - -union dma_control { - uint64_t dma_control_reg; - struct { - uint64_t dma_op_length:16, // 15:0 - :18, // 33:16 - done_amo_en:1, // 34 - done_int_en:1, // 35 - :1, // 36 - pio_mem_n:1, // 37 - :26; // 63:38 - }; -}; - -union dma_amo_dest { - uint64_t dma_amo_dest_reg; - struct { - uint64_t dma_amo_sys_addr:56, // 55:0 - dma_amo_mod_type:3, // 58:56 - :5; // 63:59 - }; -}; - -union rdma_aux_status { - uint64_t rdma_aux_status_reg; - struct { - uint64_t op_num_pacs_left:17, // 16:0 - :5, // 21:17 - lrsp_buff_empty:1, // 22 - :17, // 39:23 - pending_reqs_left:6, // 45:40 - :18; // 63:46 - }; -}; - -struct rdma_mmr { - union dma_hostaddr host_addr; - union dma_localaddr local_addr; - union dma_control control; - union dma_amo_dest amo_dest; - union intr_dest intr_dest; - union rdma_aux_status aux_status; -}; - -union wdma_aux_status { - uint64_t wdma_aux_status_reg; - struct { - uint64_t op_num_pacs_left:17, // 16:0 - :4, // 20:17 - lreq_buff_empty:1, // 21 - :18, // 39:22 - pending_reqs_left:6, // 45:40 - :18; // 63:46 - }; -}; - -struct wdma_mmr { - union dma_hostaddr host_addr; - union dma_localaddr local_addr; - union dma_control control; - union dma_amo_dest amo_dest; - union intr_dest intr_dest; - union wdma_aux_status aux_status; -}; - -union algo_step { - uint64_t algo_step_reg; - struct { - uint64_t alg_step_cnt:16, // 15:0 - :48; // 63:16 - }; -}; - -struct algo_mmr { - union dma_amo_dest amo_dest; - union intr_dest intr_dest; - union { - uint64_t algo_offset_reg; - struct { - uint64_t sram0_offset:7, // 6:0 - reserved0:1, // 7 - sram1_offset:7, // 14:8 - reserved1:1, // 15 - sram2_offset:7, // 22:16 - reserved2:14; // 63:23 - }; - } sram_offset; - union algo_step step; -}; - -struct mbcs_mmr { - struct cm_mmr cm; - uint64_t reserved1[17]; - struct rdma_mmr rdDma; - uint64_t reserved2[25]; - struct wdma_mmr wrDma; - uint64_t reserved3[25]; - struct algo_mmr algo; - uint64_t reserved4[156]; -}; - -/* - * defines - */ -#define DEVICE_NAME "mbcs" -#define MBCS_PART_NUM 0xfff0 -#define MBCS_PART_NUM_ALG0 0xf001 -#define MBCS_MFG_NUM 0x1 - -struct algoblock { - uint64_t amoHostDest; - uint64_t amoModType; - uint64_t intrHostDest; - uint64_t intrVector; - uint64_t algoStepCount; -}; - -struct getdma { - uint64_t hostAddr; - uint64_t localAddr; - uint64_t bytes; - uint64_t DoneAmoEnable; - uint64_t DoneIntEnable; - uint64_t peerIO; - uint64_t amoHostDest; - uint64_t amoModType; - uint64_t intrHostDest; - uint64_t intrVector; -}; - -struct putdma { - uint64_t hostAddr; - uint64_t localAddr; - uint64_t bytes; - uint64_t DoneAmoEnable; - uint64_t DoneIntEnable; - uint64_t peerIO; - uint64_t amoHostDest; - uint64_t amoModType; - uint64_t intrHostDest; - uint64_t intrVector; -}; - -struct mbcs_soft { - struct list_head list; - struct cx_dev *cxdev; - int major; - int nasid; - void *mmr_base; - wait_queue_head_t dmawrite_queue; - wait_queue_head_t dmaread_queue; - wait_queue_head_t algo_queue; - struct sn_irq_info *get_sn_irq; - struct sn_irq_info *put_sn_irq; - struct sn_irq_info *algo_sn_irq; - struct getdma getdma; - struct putdma putdma; - struct algoblock algo; - uint64_t gscr_addr; // pio addr - uint64_t ram0_addr; // pio addr - uint64_t ram1_addr; // pio addr - uint64_t ram2_addr; // pio addr - uint64_t debug_addr; // pio addr - atomic_t dmawrite_done; - atomic_t dmaread_done; - atomic_t algo_done; - struct mutex dmawritelock; - struct mutex dmareadlock; - struct mutex algolock; -}; - -static int mbcs_open(struct inode *ip, struct file *fp); -static ssize_t mbcs_sram_read(struct file *fp, char __user *buf, size_t len, - loff_t * off); -static ssize_t mbcs_sram_write(struct file *fp, const char __user *buf, size_t len, - loff_t * off); -static loff_t mbcs_sram_llseek(struct file *filp, loff_t off, int whence); -static int mbcs_gscr_mmap(struct file *fp, struct vm_area_struct *vma); - -#endif // __MBCS_H__ |