diff options
Diffstat (limited to 'drivers/block/ide.c')
| -rw-r--r-- | drivers/block/ide.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/block/ide.c b/drivers/block/ide.c index fa5f68ffeb0..875192cba16 100644 --- a/drivers/block/ide.c +++ b/drivers/block/ide.c @@ -155,7 +155,6 @@ OUT: *last = '\0'; } -#ifdef CONFIG_ATAPI /**************************************************************************** * ATAPI Support */ @@ -422,9 +421,10 @@ error: #define ATAPI_READ_BLOCK_SIZE 2048 /* assuming CD part */ #define ATAPI_READ_MAX_BLOCK (ATAPI_READ_MAX_BYTES/ATAPI_READ_BLOCK_SIZE) -ulong atapi_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, +ulong atapi_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, void *buffer) { + struct blk_desc *block_dev = dev_get_uclass_plat(dev); int device = block_dev->devnum; ulong n = 0; unsigned char ccb[12]; /* Command descriptor block */ @@ -466,6 +466,8 @@ ulong atapi_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt, return n; } +#ifdef CONFIG_ATAPI + static void atapi_inquiry(struct blk_desc *dev_desc) { unsigned char ccb[12]; /* Command descriptor block */ @@ -653,6 +655,7 @@ static void ide_ident(struct blk_desc *dev_desc) #ifdef CONFIG_ATAPI if (is_atapi) { + dev_desc->atapi = true; atapi_inquiry(dev_desc); return; } @@ -1010,6 +1013,17 @@ WR_OUT: return n; } +ulong ide_or_atapi_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, + void *buffer) +{ + struct blk_desc *desc = dev_get_uclass_plat(dev); + + if (IS_ENABLED(CONFIG_ATAPI) && desc->atapi) + return atapi_read(dev, blknr, blkcnt, buffer); + + return ide_read(dev, blknr, blkcnt, buffer); +} + static int ide_blk_probe(struct udevice *udev) { struct blk_desc *desc = dev_get_uclass_plat(udev); @@ -1029,7 +1043,7 @@ static int ide_blk_probe(struct udevice *udev) } static const struct blk_ops ide_blk_ops = { - .read = ide_read, + .read = ide_or_atapi_read, .write = ide_write, }; |