| /* |
| * Linux DHD Bus Module for PCIE |
| * |
| * 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: dhd_pcie.h 452261 2014-01-29 19:30:23Z $ |
| */ |
| |
| |
| #ifndef dhd_pcie_h |
| #define dhd_pcie_h |
| |
| #include <bcmpcie.h> |
| |
| /* defines */ |
| |
| #define PCMSGBUF_HDRLEN 20 |
| #define DONGLE_REG_MAP_SIZE (32 * 1024) |
| #define DONGLE_TCM_MAP_SIZE (4096 * 1024) |
| #define DONGLE_MIN_MEMSIZE (128 *1024) |
| #ifdef DHD_DEBUG |
| #define DHD_PCIE_SUCCESS 0 |
| #define DHD_PCIE_FAILURE 1 |
| #endif /* DHD_DEBUG */ |
| #define REMAP_ENAB(bus) ((bus)->remap) |
| #define REMAP_ISADDR(bus, a) (((a) >= ((bus)->orig_ramsize)) && ((a) < ((bus)->ramsize))) |
| |
| |
| /* user defined data structures */ |
| #ifdef DHD_DEBUG |
| /* Device console log buffer state */ |
| #define CONSOLE_LINE_MAX 192 |
| #define CONSOLE_BUFFER_MAX 2024 |
| |
| |
| typedef struct dhd_console { |
| uint count; /* Poll interval msec counter */ |
| uint log_addr; /* Log struct address (fixed) */ |
| hndrte_log_t log; /* Log struct (host copy) */ |
| uint bufsize; /* Size of log buffer */ |
| uint8 *buf; /* Log buffer (host copy) */ |
| uint last; /* Last buffer read index */ |
| } dhd_console_t; |
| #endif /* DHD_DEBUG */ |
| |
| typedef struct dhd_bus { |
| dhd_pub_t *dhd; |
| struct pci_dev *dev; /* pci device handle */ |
| si_t *sih; /* Handle for SI calls */ |
| char *vars; /* Variables (from CIS and/or other) */ |
| uint varsz; /* Size of variables buffer */ |
| uint32 sbaddr; /* Current SB window pointer (-1, invalid) */ |
| sbpcieregs_t *reg; /* Registers for PCIE core */ |
| |
| uint armrev; /* CPU core revision */ |
| uint ramrev; /* SOCRAM core revision */ |
| uint32 ramsize; /* Size of RAM in SOCRAM (bytes) */ |
| uint32 orig_ramsize; /* Size of RAM in SOCRAM (bytes) */ |
| uint32 srmemsize; /* Size of SRMEM */ |
| |
| uint32 bus; /* gSPI or SDIO bus */ |
| uint32 intstatus; /* Intstatus bits (events) pending */ |
| bool dpc_sched; /* Indicates DPC schedule (intrpt rcvd) */ |
| bool fcstate; /* State of dongle flow-control */ |
| |
| uint16 cl_devid; /* cached devid for dhdsdio_probe_attach() */ |
| char *fw_path; /* module_param: path to firmware image */ |
| char *nv_path; /* module_param: path to nvram vars file */ |
| const char *nvram_params; /* user specified nvram params. */ |
| |
| struct pktq txq; /* Queue length used for flow-control */ |
| |
| uint rxlen; /* Length of valid data in buffer */ |
| |
| |
| bool intr; /* Use interrupts */ |
| bool ipend; /* Device interrupt is pending */ |
| bool intdis; /* Interrupts disabled by isr */ |
| uint intrcount; /* Count of device interrupt callbacks */ |
| uint lastintrs; /* Count as of last watchdog timer */ |
| |
| #ifdef DHD_DEBUG |
| dhd_console_t console; /* Console output polling support */ |
| uint console_addr; /* Console address from shared struct */ |
| #endif /* DHD_DEBUG */ |
| |
| bool alp_only; /* Don't use HT clock (ALP only) */ |
| |
| bool remap; /* Contiguous 1MB RAM: 512K socram + 512K devram |
| * Available with socram rev 16 |
| * Remap region not DMA-able |
| */ |
| uint32 resetinstr; |
| uint32 dongle_ram_base; |
| |
| ulong shared_addr; |
| pciedev_shared_t *pcie_sh; |
| bool bus_flowctrl; |
| ioct_resp_hdr_t ioct_resp; |
| uint32 dma_rxoffset; |
| volatile char *regs; /* pci device memory va */ |
| volatile char *tcm; /* pci device memory va */ |
| osl_t *osh; |
| uint32 nvram_csm; /* Nvram checksum */ |
| uint16 pollrate; |
| uint16 polltick; |
| |
| uint32 *pcie_mb_intr_addr; |
| void *pcie_mb_intr_osh; |
| bool sleep_allowed; |
| |
| /* version 3 shared struct related info start */ |
| uint8 h2d_ring_count; |
| uint8 d2h_ring_count; |
| uint32 ringmem_ptr; |
| uint32 ring_state_ptr; |
| |
| uint32 h2d_data_ring_mem_addr; |
| uint32 h2d_ctrl_ring_mem_addr; |
| uint32 h2d_data_ring_state_addr; |
| uint32 h2d_ctrl_ring_state_addr; |
| |
| uint32 d2h_data_ring_mem_addr; |
| uint32 d2h_ctrl_ring_mem_addr; |
| uint32 d2h_data_ring_state_addr; |
| uint32 d2h_ctrl_ring_state_addr; |
| |
| uint32 h2d_mb_data_ptr_addr; |
| uint32 d2h_mb_data_ptr_addr; |
| /* version 3 shared struct related info end */ |
| |
| uint32 def_intmask; |
| bool ltrsleep_on_unload; |
| |
| } dhd_bus_t; |
| |
| /* function declarations */ |
| |
| extern uint32* dhdpcie_bus_reg_map(osl_t *osh, ulong addr, int size); |
| extern int dhdpcie_bus_register(void); |
| extern void dhdpcie_bus_unregister(void); |
| extern bool dhdpcie_chipmatch(uint16 vendor, uint16 device); |
| |
| extern struct dhd_bus* dhdpcie_bus_attach(osl_t *osh, volatile char* regs, volatile char* tcm); |
| extern uint32 dhdpcie_bus_cfg_read_dword(struct dhd_bus *bus, uint32 addr, uint32 size); |
| extern void dhdpcie_bus_cfg_write_dword(struct dhd_bus *bus, uint32 addr, uint32 size, uint32 data); |
| extern void dhdpcie_bus_intr_disable(struct dhd_bus *bus); |
| extern void dhdpcie_bus_release(struct dhd_bus *bus); |
| extern int32 dhdpcie_bus_isr(struct dhd_bus *bus); |
| extern void dhdpcie_free_irq(dhd_bus_t *bus); |
| #endif /* dhd_pcie_h */ |