10f9cfa09Swdenk /* 20f9cfa09Swdenk * (C) Copyright 2000 30f9cfa09Swdenk * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 40f9cfa09Swdenk * 51a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 60f9cfa09Swdenk */ 70f9cfa09Swdenk 80f9cfa09Swdenk #ifndef _IDE_H 90f9cfa09Swdenk #define _IDE_H 100f9cfa09Swdenk 11*1a73661bSSimon Glass #include <blk.h> 12*1a73661bSSimon Glass 138a10180dSLuka Perkov #define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS)) 140f9cfa09Swdenk 156d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)]) 16f5b82c0fSPavel Herrmann extern ulong ide_bus_offset[]; 17f98984cbSHeiko Schocher 180f9cfa09Swdenk #ifdef CONFIG_IDE_LED 190f9cfa09Swdenk 200f9cfa09Swdenk /* 210f9cfa09Swdenk * LED Port 220f9cfa09Swdenk */ 230f9cfa09Swdenk #define LED_PORT ((uchar *)(PER8_BASE + 0x3000)) 240f9cfa09Swdenk #define LED_IDE1 0x01 250f9cfa09Swdenk #define LED_IDE2 0x02 260f9cfa09Swdenk #define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */ 270f9cfa09Swdenk 28611aee2bSJeroen Hofstee void ide_led(uchar led, uchar status); 290f9cfa09Swdenk #endif /* CONFIG_IDE_LED */ 300f9cfa09Swdenk 310f9cfa09Swdenk /* 320f9cfa09Swdenk * Function Prototypes 330f9cfa09Swdenk */ 340f9cfa09Swdenk 350f9cfa09Swdenk void ide_init(void); 364101f687SSimon Glass struct blk_desc; 374101f687SSimon Glass ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, 387c4213f6SStephen Warren void *buffer); 394101f687SSimon Glass ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, 40ff8fef56SSascha Silbe const void *buffer); 410f9cfa09Swdenk 428d1165e1SPavel Herrmann #ifdef CONFIG_IDE_PREINIT 438d1165e1SPavel Herrmann int ide_preinit(void); 448d1165e1SPavel Herrmann #endif 458d1165e1SPavel Herrmann 468d1165e1SPavel Herrmann #ifdef CONFIG_IDE_INIT_POSTRESET 478d1165e1SPavel Herrmann int ide_init_postreset(void); 488d1165e1SPavel Herrmann #endif 498d1165e1SPavel Herrmann 503887c3fbSHeiko Schocher #if defined(CONFIG_OF_IDE_FIXUP) 513887c3fbSHeiko Schocher int ide_device_present(int dev); 523887c3fbSHeiko Schocher #endif 530abddf82SMacpaul Lin 540abddf82SMacpaul Lin #if defined(CONFIG_IDE_AHB) 550abddf82SMacpaul Lin unsigned char ide_read_register(int dev, unsigned int port); 560abddf82SMacpaul Lin void ide_write_register(int dev, unsigned int port, unsigned char val); 570abddf82SMacpaul Lin void ide_read_data(int dev, ulong *sect_buf, int words); 58c575180bSGabor Juhos void ide_write_data(int dev, const ulong *sect_buf, int words); 590abddf82SMacpaul Lin #endif 60f5b82c0fSPavel Herrmann 61f5b82c0fSPavel Herrmann /* 62f5b82c0fSPavel Herrmann * I/O function overrides 63f5b82c0fSPavel Herrmann */ 64288afdc9SJeroen Hofstee unsigned char ide_inb(int dev, int port); 65288afdc9SJeroen Hofstee void ide_outb(int dev, int port, unsigned char val); 66f5b82c0fSPavel Herrmann void ide_input_swap_data(int dev, ulong *sect_buf, int words); 67f5b82c0fSPavel Herrmann void ide_input_data(int dev, ulong *sect_buf, int words); 68f5b82c0fSPavel Herrmann void ide_output_data(int dev, const ulong *sect_buf, int words); 69f5b82c0fSPavel Herrmann void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts); 70f5b82c0fSPavel Herrmann void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts); 71f5b82c0fSPavel Herrmann 72288afdc9SJeroen Hofstee void ide_led(uchar led, uchar status); 73288afdc9SJeroen Hofstee 74c2240d4dSSimon Glass /** 75c2240d4dSSimon Glass * board_start_ide() - Start up the board IDE interfac 76c2240d4dSSimon Glass * 77c2240d4dSSimon Glass * @return 0 if ok 78c2240d4dSSimon Glass */ 79c2240d4dSSimon Glass int board_start_ide(void); 80c2240d4dSSimon Glass 810f9cfa09Swdenk #endif /* _IDE_H */ 82