drivers/ipack/carriers/tpci200.h

Source file repositories/reference/linux-study-clean/drivers/ipack/carriers/tpci200.h

File Facts

System
Linux kernel
Corpus path
drivers/ipack/carriers/tpci200.h
Extension
.h
Size
4907 bytes
Lines
163
Domain
Driver Families
Bucket
drivers/ipack
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct tpci200_regs {
	__le16	revision;
	/* writes to control should occur with the mutex held to protect
	 * read-modify-write operations */
	__le16  control[4];
	__le16	reset;
	__le16	status;
	u8	reserved[242];
} __packed;

#define TPCI200_IFACE_SIZE            0x100

#define TPCI200_IO_SPACE_OFF          0x0000
#define TPCI200_IO_SPACE_INTERVAL     0x0100
#define TPCI200_IO_SPACE_SIZE         0x0080
#define TPCI200_ID_SPACE_OFF          0x0080
#define TPCI200_ID_SPACE_INTERVAL     0x0100
#define TPCI200_ID_SPACE_SIZE         0x0040
#define TPCI200_INT_SPACE_OFF         0x00C0
#define TPCI200_INT_SPACE_INTERVAL    0x0100
#define TPCI200_INT_SPACE_SIZE        0x0040
#define TPCI200_IOIDINT_SIZE          0x0400

#define TPCI200_MEM8_SPACE_INTERVAL   0x00400000
#define TPCI200_MEM8_SPACE_SIZE       0x00400000
#define TPCI200_MEM16_SPACE_INTERVAL  0x00800000
#define TPCI200_MEM16_SPACE_SIZE      0x00800000

/* control field in tpci200_regs */
#define TPCI200_INT0_EN               0x0040
#define TPCI200_INT1_EN               0x0080
#define TPCI200_INT0_EDGE             0x0010
#define TPCI200_INT1_EDGE             0x0020
#define TPCI200_ERR_INT_EN            0x0008
#define TPCI200_TIME_INT_EN           0x0004
#define TPCI200_RECOVER_EN            0x0002
#define TPCI200_CLK32                 0x0001

/* reset field in tpci200_regs */
#define TPCI200_A_RESET               0x0001
#define TPCI200_B_RESET               0x0002
#define TPCI200_C_RESET               0x0004
#define TPCI200_D_RESET               0x0008

/* status field in tpci200_regs */
#define TPCI200_A_TIMEOUT             0x1000
#define TPCI200_B_TIMEOUT             0x2000
#define TPCI200_C_TIMEOUT             0x4000
#define TPCI200_D_TIMEOUT             0x8000

#define TPCI200_A_ERROR               0x0100
#define TPCI200_B_ERROR               0x0200
#define TPCI200_C_ERROR               0x0400
#define TPCI200_D_ERROR               0x0800

#define TPCI200_A_INT0                0x0001
#define TPCI200_A_INT1                0x0002
#define TPCI200_B_INT0                0x0004
#define TPCI200_B_INT1                0x0008
#define TPCI200_C_INT0                0x0010
#define TPCI200_C_INT1                0x0020
#define TPCI200_D_INT0                0x0040
#define TPCI200_D_INT1                0x0080

#define TPCI200_SLOT_INT_MASK         0x00FF

/* PCI Configuration registers. The PCI bridge is a PLX Technology PCI9030. */
#define LAS1_DESC		      0x2C
#define LAS2_DESC		      0x30

/* Bits in the LAS?_DESC registers */
#define LAS_BIT_BIGENDIAN	      24

#define VME_IOID_SPACE  "IOID"
#define VME_MEM_SPACE  "MEM"

/**
 * struct slot_irq - slot IRQ definition.
 * @vector	Vector number
 * @handler	Handler called when IRQ arrives
 * @arg		Handler argument
 *
 */
struct slot_irq {
	struct ipack_device *holder;
	int		vector;
	irqreturn_t	(*handler)(void *);
	void		*arg;
};

Annotation

Implementation Notes