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#ifndef EXTERNAL_CONDITIONS_H_
#define EXTERNAL_CONDITIONS_H_
/* Definitions for the External Conditions */
#define EXTCOND(reg, bit) ((bit) | ((reg) << 4))
/* Wrap a condition in the EOI() wrapper to EOI it.
* Example: jext EOI(COND_RADAR), jump_target
*/
#define EOI(ext_condition) ((ext_condition) | 0x80)
/* Use extcond_eoi_only() to EOI a condition without jumping.
* Example: extcond_eoi_only(COND_RADAR)
*/
#define extcond_eoi_only(ext_condition) \
jext EOI(ext_condition), __next_insn+; \
__next_insn:;
/* RX condition register */
#define CONDREG_RX 0
#define COND_RX_IFS1 EXTCOND(CONDREG_RX, 1) /* FIXME: Inter Frame Space related */
#define COND_RX_IFS2 EXTCOND(CONDREG_RX, 2) /* FIXME: Inter Frame Space related */
#define COND_RX_FCS_GOOD EXTCOND(CONDREG_RX, 3) /* RX FCS good */
#define COND_RX_BADPLCP EXTCOND(CONDREG_RX, 5) /* Corrupt PLCP received */
#define COND_RX_COMPLETE EXTCOND(CONDREG_RX, 6) /* RX complete */
#define COND_RX_WME8 EXTCOND(CONDREG_RX, 8) /* FIXME: Maybe WME related */
#define COND_RX_ATIMWINEND EXTCOND(CONDREG_RX, 9) /* FIXME: ATIM window end? */
#define COND_RX_CRYPTBUSY EXTCOND(CONDREG_RX, 10) /* RX crypto engine busy */
#define COND_RX_FIFOBUSY EXTCOND(CONDREG_RX, 11) /* RX FIFO operating */
#define COND_RX_FIFOFULL EXTCOND(CONDREG_RX, 13) /* RX FIFO full */
#define COND_RX_PLCP EXTCOND(CONDREG_RX, 14) /* We received a valid PLCP header */
/* RXE/MAC match condition register (core rev < 5) */
#define CONDREG_RXE 1
/* TX condition register */
#define CONDREG_TX 2
#define COND_TX_NOW EXTCOND(CONDREG_TX, 0) /* TX should be done now */
#define COND_TX_POWER EXTCOND(CONDREG_TX, 1) /* FIXME: TX power related */
#define COND_TX_DONE EXTCOND(CONDREG_TX, 2) /* The PHY has finished transmitting all bits */
#define COND_TX_PMQ EXTCOND(CONDREG_TX, 3) /* FIXME: PMQ related? */
#define COND_MACEN EXTCOND(CONDREG_TX, 4) /* MAC enabled */
#define COND_TX_NAV EXTCOND(CONDREG_TX, 9) /* FIXME: NAV/slot update required? */
#define COND_TX_UNDERFLOW EXTCOND(CONDREG_TX, 11) /* TX underflow */
#define COND_TX_TBTTEXPIRE EXTCOND(CONDREG_TX, 12) /* FIXME: TBTT timer expired? */
#define COND_TX_PHYERR EXTCOND(CONDREG_TX, 13) /* Check for PHY TX errors needed */
#define COND_TX_FLUSH EXTCOND(CONDREG_TX, 14) /* TX flush requested */
#define COND_TX_BUSY EXTCOND(CONDREG_TX, 15) /* TX engine busy */
/* PHY condition register */
#define CONDREG_PHY 3
#define COND_PHY0 EXTCOND(CONDREG_PHY, 0) /* FIXME: Unknown meaning */
#define COND_PHY1 EXTCOND(CONDREG_PHY, 1) /* FIXME: Unknown meaning */
#define COND_RADAR EXTCOND(CONDREG_PHY, 2) /* Radar detected */
#define COND_PHY6 EXTCOND(CONDREG_PHY, 6) /* FIXME: Unknown meaning */
/* Unknown condition register */
#define CONDREG_4 4
#define COND_NEED_BEACON EXTCOND(CONDREG_4, 0) /* Current transmission should TX a beacon */
#define COND_NEED_RESPONSEFR EXTCOND(CONDREG_4, 1) /* Transmission of a response frame is needed (ACK, CTS). */
#define COND_4_C4 EXTCOND(CONDREG_4, 4) /* FIXME: Sometimes used to skip beacon related code */
#define COND_4_C6 EXTCOND(CONDREG_4, 6) /* FIXME: Related to FIFO overflow if not set */
#define COND_4_C7 EXTCOND(CONDREG_4, 7) /* FIXME: Seems to be some error condition */
#define COND_4_C9 EXTCOND(CONDREG_4, 9) /* FIXME: Unknown meaning */
#define COND_INTERMEDIATE EXTCOND(CONDREG_4, 11) /* Intermediate */
/* PSM condition register */
#define CONDREG_PSM 5
#define COND_PSM(bit) EXTCOND(CONDREG_PSM, bit)
/* RCM condition register */
#define CONDREG_RCM 6
#define COND_RX_RAMATCH EXTCOND(CONDREG_RCM, 0) /* RX RA match */
#define COND_RX_BSSMATCH EXTCOND(CONDREG_RCM, 6) /* RX BSS match */
/* Condition register 7 */
#define CONDREG_7 7
#define COND_TRUE EXTCOND(CONDREG_7, 15) /* Always true */
#endif /* EXTERNAL_CONDITIONS_H_ */
// vim: syntax=b43 ts=8