111 lines
4.1 KiB
C
111 lines
4.1 KiB
C
/*
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* Copyright (c) 2010 Broadcom Corporation
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __BCMSDH_SDMMC_H__
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#define __BCMSDH_SDMMC_H__
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#ifdef BCMDBG
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#define sd_err(x) do { if ((sd_msglevel & SDH_ERROR_VAL) && net_ratelimit()) printf x; } while (0)
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#define sd_trace(x) do { if ((sd_msglevel & SDH_TRACE_VAL) && net_ratelimit()) printf x; } while (0)
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#define sd_info(x) do { if ((sd_msglevel & SDH_INFO_VAL) && net_ratelimit()) printf x; } while (0)
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#define sd_debug(x) do { if ((sd_msglevel & SDH_DEBUG_VAL) && net_ratelimit()) printf x; } while (0)
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#define sd_data(x) do { if ((sd_msglevel & SDH_DATA_VAL) && net_ratelimit()) printf x; } while (0)
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#define sd_ctrl(x) do { if ((sd_msglevel & SDH_CTRL_VAL) && net_ratelimit()) printf x; } while (0)
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#else
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#define sd_err(x)
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#define sd_trace(x)
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#define sd_info(x)
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#define sd_debug(x)
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#define sd_data(x)
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#define sd_ctrl(x)
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#endif
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/* Allocate/init/free per-OS private data */
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extern int sdioh_sdmmc_osinit(sdioh_info_t *sd);
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extern void sdioh_sdmmc_osfree(sdioh_info_t *sd);
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#define BLOCK_SIZE_64 64
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#define BLOCK_SIZE_512 512
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#define BLOCK_SIZE_4318 64
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#define BLOCK_SIZE_4328 512
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/* internal return code */
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#define SUCCESS 0
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#define ERROR 1
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/* private bus modes */
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#define SDIOH_MODE_SD4 2
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#define CLIENT_INTR 0x100 /* Get rid of this! */
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struct sdioh_info {
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struct osl_info *osh; /* osh handler */
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bool client_intr_enabled; /* interrupt connnected flag */
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bool intr_handler_valid; /* client driver interrupt handler valid */
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sdioh_cb_fn_t intr_handler; /* registered interrupt handler */
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void *intr_handler_arg; /* argument to call interrupt handler */
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u16 intmask; /* Current active interrupts */
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void *sdos_info; /* Pointer to per-OS private data */
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uint irq; /* Client irq */
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int intrcount; /* Client interrupts */
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bool sd_use_dma; /* DMA on CMD53 */
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bool sd_blockmode; /* sd_blockmode == false => 64 Byte Cmd 53s. */
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/* Must be on for sd_multiblock to be effective */
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bool use_client_ints; /* If this is false, make sure to restore */
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int sd_mode; /* SD1/SD4/SPI */
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int client_block_size[SDIOD_MAX_IOFUNCS]; /* Blocksize */
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u8 num_funcs; /* Supported funcs on client */
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u32 com_cis_ptr;
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u32 func_cis_ptr[SDIOD_MAX_IOFUNCS];
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uint max_dma_len;
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uint max_dma_descriptors; /* DMA Descriptors supported by this controller. */
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/* SDDMA_DESCRIPTOR SGList[32]; *//* Scatter/Gather DMA List */
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};
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/************************************************************
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* Internal interfaces: per-port references into bcmsdh_sdmmc.c
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*/
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/* Global message bits */
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extern uint sd_msglevel;
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/* OS-independent interrupt handler */
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extern bool check_client_intr(sdioh_info_t *sd);
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/* Core interrupt enable/disable of device interrupts */
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extern void sdioh_sdmmc_devintr_on(sdioh_info_t *sd);
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extern void sdioh_sdmmc_devintr_off(sdioh_info_t *sd);
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/**************************************************************
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* Internal interfaces: bcmsdh_sdmmc.c references to per-port code
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*/
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/* Register mapping routines */
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extern u32 *sdioh_sdmmc_reg_map(struct osl_info *osh, s32 addr, int size);
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extern void sdioh_sdmmc_reg_unmap(struct osl_info *osh, s32 addr, int size);
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/* Interrupt (de)registration routines */
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extern int sdioh_sdmmc_register_irq(sdioh_info_t *sd, uint irq);
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extern void sdioh_sdmmc_free_irq(uint irq, sdioh_info_t *sd);
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typedef struct _BCMSDH_SDMMC_INSTANCE {
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sdioh_info_t *sd;
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struct sdio_func *func[SDIOD_MAX_IOFUNCS];
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u32 host_claimed;
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} BCMSDH_SDMMC_INSTANCE, *PBCMSDH_SDMMC_INSTANCE;
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#endif /* __BCMSDH_SDMMC_H__ */
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