| /* |
| * Copyright 2017 Intel Corporation |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef __COMMONLIB_STORAGE_SD_MMC_H__ |
| #define __COMMONLIB_STORAGE_SD_MMC_H__ |
| |
| #include <commonlib/sd_mmc_ctrlr.h> |
| #include <commonlib/storage.h> |
| #include <stddef.h> |
| #include <console/console.h> |
| |
| #define SD_MMC_IO_RETRIES 1000 |
| |
| #define IS_SD(x) (x->version & SD_VERSION_SD) |
| |
| #define SET_BUS_WIDTH(ctrlr, width) \ |
| do { \ |
| ctrlr->bus_width = width; \ |
| ctrlr->set_ios(ctrlr); \ |
| } while (0) |
| |
| #define SET_CLOCK(ctrlr, clock_hz) \ |
| do { \ |
| ctrlr->request_hz = clock_hz; \ |
| ctrlr->set_ios(ctrlr); \ |
| } while (0) |
| |
| #define SET_TIMING(ctrlr, timing_value) \ |
| do { \ |
| ctrlr->timing = timing_value; \ |
| ctrlr->set_ios(ctrlr); \ |
| } while (0) |
| |
| /* Common support routines */ |
| int sd_mmc_enter_standby(struct storage_media *media); |
| uint64_t sd_mmc_extract_uint32_bits(const uint32_t *array, int start, |
| int count); |
| int sd_mmc_go_idle(struct storage_media *media); |
| int sd_mmc_send_status(struct storage_media *media, ssize_t tries); |
| int sd_mmc_set_blocklen(struct sd_mmc_ctrlr *ctrlr, int len); |
| |
| /* MMC support routines */ |
| int mmc_change_freq(struct storage_media *media); |
| int mmc_complete_op_cond(struct storage_media *media); |
| const char *mmc_partition_name(struct storage_media *media, |
| unsigned int partition_number); |
| int mmc_send_ext_csd(struct sd_mmc_ctrlr *ctrlr, unsigned char *ext_csd); |
| int mmc_send_op_cond(struct storage_media *media); |
| int mmc_set_bus_width(struct storage_media *media); |
| int mmc_set_partition(struct storage_media *media, |
| unsigned int partition_number); |
| int mmc_update_capacity(struct storage_media *media); |
| |
| /* SD card support routines */ |
| int sd_change_freq(struct storage_media *media); |
| const char *sd_partition_name(struct storage_media *media, |
| unsigned int partition_number); |
| int sd_send_if_cond(struct storage_media *media); |
| int sd_send_op_cond(struct storage_media *media); |
| int sd_set_bus_width(struct storage_media *media); |
| int sd_set_partition(struct storage_media *media, |
| unsigned int partition_number); |
| |
| /* Controller debug functions */ |
| #define sdhc_debug(format...) \ |
| do { \ |
| if (IS_ENABLED(CONFIG_SDHC_DEBUG)) \ |
| printk(BIOS_DEBUG, format); \ |
| } while (0) |
| #define sdhc_trace(format...) \ |
| do { \ |
| if (IS_ENABLED(CONFIG_SDHC_TRACE)) \ |
| printk(BIOS_DEBUG, format); \ |
| } while (0) |
| #define sdhc_error(format...) printk(BIOS_ERR, "ERROR: " format) |
| |
| /* Card/device debug functions */ |
| #define sd_mmc_debug(format...) \ |
| do { \ |
| if (IS_ENABLED(CONFIG_SD_MMC_DEBUG)) \ |
| printk(BIOS_DEBUG, format); \ |
| } while (0) |
| #define sd_mmc_trace(format...) \ |
| do { \ |
| if (IS_ENABLED(CONFIG_SD_MMC_TRACE)) \ |
| printk(BIOS_DEBUG, format); \ |
| } while (0) |
| #define sd_mmc_error(format...) printk(BIOS_ERR, "ERROR: " format) |
| |
| #endif /* __COMMONLIB_STORAGE_SD_MMC_H__ */ |