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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/include/ide.h | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/include/ide.h')
| -rw-r--r-- | roms/u-boot/include/ide.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/roms/u-boot/include/ide.h b/roms/u-boot/include/ide.h new file mode 100644 index 00000000..0424d045 --- /dev/null +++ b/roms/u-boot/include/ide.h @@ -0,0 +1,82 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _IDE_H +#define _IDE_H + +#define IDE_BUS(dev) (dev / (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS)) + +#define ATA_CURR_BASE(dev) (CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)]) +extern ulong ide_bus_offset[]; + +#ifdef CONFIG_IDE_LED + +/* + * LED Port + */ +#define LED_PORT ((uchar *)(PER8_BASE + 0x3000)) +#define LED_IDE1 0x01 +#define LED_IDE2 0x02 +#define DEVICE_LED(d) ((d & 2) | ((d & 2) == 0)) /* depends on bit positions! */ + +#endif /* CONFIG_IDE_LED */ + +#ifdef CONFIG_SYS_64BIT_LBA +typedef uint64_t lbaint_t; +#define LBAF "%llx" +#define LBAFU "%llu" +#else +typedef ulong lbaint_t; +#define LBAF "%lx" +#define LBAFU "%lu" +#endif + +/* + * Function Prototypes + */ + +void ide_init(void); +ulong ide_read(int device, lbaint_t blknr, lbaint_t blkcnt, void *buffer); +ulong ide_write(int device, lbaint_t blknr, lbaint_t blkcnt, + const void *buffer); + +#ifdef CONFIG_IDE_PREINIT +int ide_preinit(void); +#endif + +#ifdef CONFIG_IDE_INIT_POSTRESET +int ide_init_postreset(void); +#endif + +#if defined(CONFIG_OF_IDE_FIXUP) +int ide_device_present(int dev); +#endif + +#if defined(CONFIG_IDE_AHB) +unsigned char ide_read_register(int dev, unsigned int port); +void ide_write_register(int dev, unsigned int port, unsigned char val); +void ide_read_data(int dev, ulong *sect_buf, int words); +void ide_write_data(int dev, const ulong *sect_buf, int words); +#endif + +/* + * I/O function overrides + */ +void ide_input_swap_data(int dev, ulong *sect_buf, int words); +void ide_input_data(int dev, ulong *sect_buf, int words); +void ide_output_data(int dev, const ulong *sect_buf, int words); +void ide_input_data_shorts(int dev, ushort *sect_buf, int shorts); +void ide_output_data_shorts(int dev, ushort *sect_buf, int shorts); + +/** + * board_start_ide() - Start up the board IDE interfac + * + * @return 0 if ok + */ +int board_start_ide(void); + +#endif /* _IDE_H */ |