diff options
| author | Simon Glass | 2016-05-01 11:36:22 -0600 |
|---|---|---|
| committer | Simon Glass | 2016-05-17 09:54:43 -0600 |
| commit | 145df842b443a2f2323a11f6e61223e3767dc55c (patch) | |
| tree | c8c9fddf279f073e19773de1df958f438617ba19 | |
| parent | 38bd29beaaf51f92d986ef63e5539f0bd0d371d8 (diff) | |
dm: ide: Add support for driver-model block devices
Add driver-model block-device support to the IDE implementation.
Signed-off-by: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | common/ide.c | 32 | ||||
| -rw-r--r-- | include/ide.h | 8 |
2 files changed, 40 insertions, 0 deletions
diff --git a/common/ide.c b/common/ide.c index 5dc90d45ec0..ac5b91c01ad 100644 --- a/common/ide.c +++ b/common/ide.c @@ -7,6 +7,7 @@ #include <common.h> #include <ata.h> +#include <dm.h> #include <ide.h> #include <watchdog.h> #include <asm/io.h> @@ -873,8 +874,10 @@ void ide_init(void) ide_dev_desc[i].log2blksz = LOG2_INVALID(typeof(ide_dev_desc[i].log2blksz)); ide_dev_desc[i].lba = 0; +#ifndef CONFIG_BLK ide_dev_desc[i].block_read = ide_read; ide_dev_desc[i].block_write = ide_write; +#endif if (!ide_bus_ok[IDE_BUS(i)]) continue; ide_led(led, 1); /* LED on */ @@ -975,9 +978,17 @@ __weak void ide_input_data(int dev, ulong *sect_buf, int words) #endif /* CONFIG_IDE_SWAP_IO */ +#ifdef CONFIG_BLK +ulong ide_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, + void *buffer) +#else ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, void *buffer) +#endif { +#ifdef CONFIG_BLK + struct blk_desc *block_dev = dev_get_uclass_platdata(dev); +#endif int device = block_dev->devnum; ulong n = 0; unsigned char c; @@ -1097,9 +1108,17 @@ IDE_READ_E: return n; } +#ifdef CONFIG_BLK +ulong ide_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, + const void *buffer) +#else ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, const void *buffer) +#endif { +#ifdef CONFIG_BLK + struct blk_desc *block_dev = dev_get_uclass_platdata(dev); +#endif int device = block_dev->devnum; ulong n = 0; unsigned char c; @@ -1191,9 +1210,22 @@ int ide_device_present(int dev) } #endif +#ifdef CONFIG_BLK +static const struct blk_ops ide_blk_ops = { + .read = ide_read, + .write = ide_write, +}; + +U_BOOT_DRIVER(ide_blk) = { + .name = "ide_blk", + .id = UCLASS_BLK, + .ops = &ide_blk_ops, +}; +#else U_BOOT_LEGACY_BLK(ide) = { .if_typename = "ide", .if_type = IF_TYPE_IDE, .max_devs = CONFIG_SYS_IDE_MAXDEVICE, .desc = ide_dev_desc, }; +#endif diff --git a/include/ide.h b/include/ide.h index a4e65cf2a94..9b0a4a96fa5 100644 --- a/include/ide.h +++ b/include/ide.h @@ -34,10 +34,18 @@ void ide_led(uchar led, uchar status); void ide_init(void); struct blk_desc; +struct udevice; +#ifdef CONFIG_BLK +ulong ide_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, + void *buffer); +ulong ide_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, + const void *buffer); +#else ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, void *buffer); ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, const void *buffer); +#endif #ifdef CONFIG_IDE_PREINIT int ide_preinit(void); |