blob: f530ff34f65aa2251b5394196db2b333369efab5 (
plain) (
tree)
|
|
/**
* @file
* @ingroup sparc_bsp
* @defgroup spw SpaceWire
* @ingroup spw
* @brief Macros used for Spacewire bus
*/
/*
* COPYRIGHT (c) 2007.
* Gaisler Research
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#ifndef __GRSPW_H__
#define __GRSPW_H__
#include <ambapp.h>
#ifdef __cplusplus
extern "C" {
#endif
#define SPW_LINKERR_EVENT RTEMS_EVENT_0
typedef struct {
unsigned int rxsize;
unsigned int txdsize;
unsigned int txhsize;
} spw_ioctl_packetsize;
typedef struct {
unsigned int hlen;
char *hdr;
unsigned int dlen;
char *data;
unsigned int sent;
} spw_ioctl_pkt_send;
typedef struct {
unsigned int tx_link_err;
unsigned int rx_rmap_header_crc_err;
unsigned int rx_rmap_data_crc_err;
unsigned int rx_eep_err;
unsigned int rx_truncated;
unsigned int parity_err;
unsigned int escape_err;
unsigned int credit_err;
unsigned int write_sync_err;
unsigned int disconnect_err;
unsigned int early_ep;
unsigned int invalid_address;
unsigned int packets_sent;
unsigned int packets_received;
} spw_stats;
typedef struct {
unsigned int nodeaddr;
unsigned int destkey;
unsigned int clkdiv; /* Note: contain both CLKDIVSTART and CLKDIVRUN, but IOCTL_SET_CLKDIV* commands are split into two */
unsigned int rxmaxlen;
unsigned int timer;
unsigned int disconnect;
unsigned int promiscuous;
unsigned int rmapen;
unsigned int rmapbufdis;
unsigned int linkdisabled;
unsigned int linkstart;
unsigned int check_rmap_err; /* check incoming packets for rmap errors */
unsigned int rm_prot_id; /* remove protocol id from incoming packets */
unsigned int tx_blocking; /* use blocking tx */
unsigned int tx_block_on_full; /* block when all tx_buffers are used */
unsigned int rx_blocking; /* block when no data is available */
unsigned int disable_err; /* disable link automatically when link error is detected */
unsigned int link_err_irq; /* generate an interrupt when link error occurs */
rtems_id event_id; /* task id that should receive link err irq event */
unsigned int is_rmap;
unsigned int is_rxunaligned;
unsigned int is_rmapcrc;
unsigned int nodemask;
} spw_config;
#define SPACEWIRE_IOCTRL_SET_NODEADDR 1
#define SPACEWIRE_IOCTRL_SET_RXBLOCK 2
#define SPACEWIRE_IOCTRL_SET_DESTKEY 4
#define SPACEWIRE_IOCTRL_SET_CLKDIV 5
#define SPACEWIRE_IOCTRL_SET_TIMER 6
#define SPACEWIRE_IOCTRL_SET_DISCONNECT 7
#define SPACEWIRE_IOCTRL_SET_PROMISCUOUS 8
#define SPACEWIRE_IOCTRL_SET_RMAPEN 9
#define SPACEWIRE_IOCTRL_SET_RMAPBUFDIS 10
#define SPACEWIRE_IOCTRL_SET_CHECK_RMAP 11
#define SPACEWIRE_IOCTRL_SET_RM_PROT_ID 12
#define SPACEWIRE_IOCTRL_SET_TXBLOCK 14
#define SPACEWIRE_IOCTRL_SET_DISABLE_ERR 15
#define SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ 16
#define SPACEWIRE_IOCTRL_SET_EVENT_ID 17
#define SPACEWIRE_IOCTRL_SET_PACKETSIZE 20
#define SPACEWIRE_IOCTRL_GET_LINK_STATUS 23
#define SPACEWIRE_IOCTRL_GET_CONFIG 25
#define SPACEWIRE_IOCTRL_GET_STATISTICS 26
#define SPACEWIRE_IOCTRL_CLR_STATISTICS 27
#define SPACEWIRE_IOCTRL_SEND 28
#define SPACEWIRE_IOCTRL_LINKDISABLE 29
#define SPACEWIRE_IOCTRL_LINKSTART 30
#define SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL 31
#define SPACEWIRE_IOCTRL_SET_COREFREQ 32
#define SPACEWIRE_IOCTRL_SET_CLKDIVSTART 33
#define SPACEWIRE_IOCTRL_SET_NODEMASK 34
#define SPACEWIRE_IOCTRL_START 64
#define SPACEWIRE_IOCTRL_STOP 65
int grspw_register(struct ambapp_bus *bus);
#if 0
struct grspw_buf;
struct grspw_buf {
grspw_buf *next; /* next packet in chain */
/* Always used */
unsigned int dlen; /* data length of '*data' */
unsigned int max_dlen; /* allocated length of '*data' */
void *data; /* pointer to beginning of cargo data */
/* Only used when transmitting */
unsigned int hlen; /* length of header '*header' */
unsigned int max_hlen; /* allocated length of '*header' */
void *header; /* pointer to beginning of header data */
};
#endif
#ifdef __cplusplus
}
#endif
#endif /* __GRSPW_H__ */
|
