| /* |
| * Broadcom PCIE |
| * Software-specific definitions shared between device and host side |
| * Explains the shared area between host and dongle |
| * Copyright (C) 1999-2016, Broadcom Corporation |
| * |
| * Unless you and Broadcom execute a separate written software license |
| * agreement governing use of this software, this software is licensed to you |
| * under the terms of the GNU General Public License version 2 (the "GPL"), |
| * available at http://www.broadcom.com/licenses/GPLv2.php, with the |
| * following added to such license: |
| * |
| * As a special exception, the copyright holders of this software give you |
| * permission to link this software with independent modules, and to copy and |
| * distribute the resulting executable under terms of your choice, provided that |
| * you also meet, for each linked independent module, the terms and conditions of |
| * the license of that module. An independent module is a module which is not |
| * derived from this software. The special exception does not apply to any |
| * modifications of the software. |
| * |
| * Notwithstanding the above, under no circumstances may you combine this |
| * software in any way with any other Broadcom software provided under a license |
| * other than the GPL, without Broadcom's express prior written consent. |
| * |
| * $Id: bcmpcie.h 452261 2014-01-29 19:30:23Z $ |
| */ |
| |
| #ifndef _bcmpcie_h_ |
| #define _bcmpcie_h_ |
| |
| #include <circularbuf.h> |
| |
| #define ADDR_64(x) (x.addr) |
| #define HIGH_ADDR_32(x) ((uint32) (((sh_addr_t) x).high_addr)) |
| #define LOW_ADDR_32(x) ((uint32) (((sh_addr_t) x).low_addr)) |
| |
| typedef struct { |
| uint32 low_addr; |
| uint32 high_addr; |
| } sh_addr_t; |
| |
| #define PCIE_SHARED_VERSION 0x0003 |
| #define PCIE_SHARED_VERSION_MASK 0x00FF |
| #define PCIE_SHARED_ASSERT_BUILT 0x0100 |
| #define PCIE_SHARED_ASSERT 0x0200 |
| #define PCIE_SHARED_TRAP 0x0400 |
| #define PCIE_SHARED_IN_BRPT 0x0800 |
| #define PCIE_SHARED_SET_BRPT 0x1000 |
| #define PCIE_SHARED_PENDING_BRPT 0x2000 |
| #define PCIE_SHARED_HTOD_SPLIT 0x4000 |
| #define PCIE_SHARED_DTOH_SPLIT 0x8000 |
| |
| typedef struct ring_mem { |
| uint8 idx; |
| uint8 rsvd; |
| uint16 size; |
| sh_addr_t base_addr; |
| } ring_mem_t; |
| |
| #define RINGSTATE_INITED 1 |
| |
| typedef struct ring_state { |
| uint8 idx; |
| uint8 state; |
| uint16 r_offset; |
| uint16 w_offset; |
| uint16 e_offset; |
| } ring_state_t; |
| |
| |
| typedef struct ring_info { |
| uint8 h2d_ring_count; |
| uint8 d2h_ring_count; |
| uint8 rsvd[2]; |
| /* locations in the TCM where the ringmem is and ringstate are defined */ |
| uint32 ringmem_ptr; /* h2d_ring_count + d2h_ring_count */ |
| uint32 ring_state_ptr; /* h2d_ring_count + d2h_ring_count */ |
| } ring_info_t; |
| |
| typedef struct { |
| /* shared area version captured at flags 7:0 */ |
| uint32 flags; |
| |
| uint32 trap_addr; |
| uint32 assert_exp_addr; |
| uint32 assert_file_addr; |
| uint32 assert_line; |
| uint32 console_addr; /* Address of hndrte_cons_t */ |
| uint32 msgtrace_addr; |
| uint32 fwid; |
| |
| /* Used for debug/flow control */ |
| uint16 total_lfrag_pkt_cnt; |
| uint16 max_host_rxbufs; |
| uint32 rsvd1; |
| |
| uint32 dma_rxoffset; |
| |
| /* these will be used for sleep request/ack, d3 req/ack */ |
| uint32 h2d_mb_data_ptr; |
| uint32 d2h_mb_data_ptr; |
| |
| /* information pertinent to host IPC/msgbuf channels */ |
| /* location in the TCM memory which has the ring_info */ |
| uint32 rings_info_ptr; |
| |
| /* block of host memory for the dongle to push the status into */ |
| sh_addr_t device_rings_stsblk; |
| uint32 device_rings_stsblk_len; |
| |
| } pciedev_shared_t; |
| |
| |
| /* H2D mail box Data */ |
| #define H2D_HOST_D3_INFORM 0x00000001 |
| #define H2D_HOST_DS_ACK 0x00000002 |
| |
| /* D2H mail box Data */ |
| #define D2H_DEV_D3_ACK 0x00000001 |
| #define D2H_DEV_DS_ENTER_REQ 0x00000002 |
| #define D2H_DEV_DS_EXIT_NOTE 0x00000004 |
| |
| |
| extern pciedev_shared_t pciedev_shared; |
| #define NEXTTXP(i, d) ((((i)+1) >= (d)) ? 0 : ((i)+1)) |
| #define NTXPACTIVE(r, w, d) (((r) <= (w)) ? ((w)-(r)) : ((d)-(r)+(w))) |
| #define NTXPAVAIL(r, w, d) (((d) - NTXPACTIVE((r), (w), (d))) > 1) |
| |
| #endif /* _bcmpcie_h_ */ |