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2008-08-08 Marco Gerards <marco@gnu.org>

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* disk/ata.c (grub_ata_regget): Change return type to
	`grub_uint8_t'.
	(grub_ata_regget2): Likewise.
	(grub_ata_wait_status): New function.
	(grub_ata_wait_busy): Removed function, updated all users to use
	`grub_ata_wait_status'.
	(grub_ata_wait_drq): Likewise.
	(grub_ata_cmd): New function.
	(grub_ata_pio_read): Change return type to `grub_uint8_t'.  Add
	error handling.
	(grub_ata_pio_write): Add error handling.
	(grub_atapi_identify): Likewise.
	(grub_atapi_packet): Use `grub_ata_cmd' and improve error
	handling.
	(grub_ata_identify): Use `grub_ata_cmd' and improve error
	handling.  Actually use the detected registers.  Reorder the
	detection logic such that it is easier to read.
	(grub_ata_pciinit): Do not assign the same ID to each controller.
	(grub_ata_setaddress): Use `grub_ata_cmd' and improve error
	handling.
	(grub_atapi_readsector): Check the result of `grub_ata_pio_read'.

	* include/grub/err.h (grub_err_t): Add `GRUB_ERR_TIMEOUT'.
This commit is contained in:
marco_g 2008-08-07 23:37:33 +00:00
parent 2fc96ba338
commit 7f280db554
3 changed files with 164 additions and 62 deletions
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3
include/grub/err.h
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@ -51,7 +51,8 @@ typedef enum
GRUB_ERR_NOT_IMPLEMENTED_YET,
GRUB_ERR_SYMLINK_LOOP,
GRUB_ERR_BAD_GZIP_DATA,
GRUB_ERR_MENU
GRUB_ERR_MENU,
GRUB_ERR_TIMEOUT
}
grub_err_t;