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| author | Christian Starkjohann <cs+github@obdev.at> | 2008-10-23 10:11:43 +0000 |
|---|---|---|
| committer | Christian Starkjohann <cs+github@obdev.at> | 2008-10-23 10:11:43 +0000 |
| commit | 7ffa11b5fe5136ba63a059aea31ee2cb7ac20cf8 (patch) | |
| tree | 23d97494c951e22ebf766b4baf32b46052cac360 /usbdrv | |
| parent | d0949641e2087be5fd6391020fb90fda217dd069 (diff) | |
| download | v-usb-7ffa11b5fe5136ba63a059aea31ee2cb7ac20cf8.tar.gz v-usb-7ffa11b5fe5136ba63a059aea31ee2cb7ac20cf8.tar.bz2 v-usb-7ffa11b5fe5136ba63a059aea31ee2cb7ac20cf8.zip | |
- code size improvement for USB_CFG_SUPPRESS_INTR_CODE option
Diffstat (limited to 'usbdrv')
| -rw-r--r-- | usbdrv/asmcommon.inc | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/usbdrv/asmcommon.inc b/usbdrv/asmcommon.inc index 22ee3b0..b9b985d 100644 --- a/usbdrv/asmcommon.inc +++ b/usbdrv/asmcommon.inc @@ -134,8 +134,12 @@ handleIn: ldi x1, USBPID_NAK ;[34] prepare value for usbTxLen #if USB_CFG_HAVE_INTRIN_ENDPOINT andi x3, 0xf ;[35] x3 contains endpoint +#if USB_CFG_SUPPRESS_INTR_CODE + brne sendNakAndReti ;[36] +#else brne handleIn1 ;[36] #endif +#endif lds cnt, usbTxLen ;[37] sbrc cnt, 4 ;[39] all handshake tokens have bit 4 set rjmp sendCntAndReti ;[40] 42 + 16 = 58 until SOP @@ -153,8 +157,7 @@ handleIn: ; RAM this way and avoid potential problems with endless retries. The rest of ; the driver assumes error-free transfers anyway. -#if !USB_CFG_SUPPRESS_INTR_CODE -#if USB_CFG_HAVE_INTRIN_ENDPOINT /* placed here due to relative jump range */ +#if !USB_CFG_SUPPRESS_INTR_CODE && USB_CFG_HAVE_INTRIN_ENDPOINT /* placed here due to relative jump range */ handleIn1: ;[38] #if USB_CFG_HAVE_INTRIN_ENDPOINT3 ; 2006-06-10 as suggested by O.Tamura: support second INTR IN / BULK IN endpoint @@ -168,9 +171,8 @@ handleIn1: ;[38] ldi YL, lo8(usbTxBuf1) ;[46] ldi YH, hi8(usbTxBuf1) ;[47] rjmp usbSendAndReti ;[48] 50 + 12 = 62 until SOP -#endif -#if USB_CFG_HAVE_INTRIN_ENDPOINT && USB_CFG_HAVE_INTRIN_ENDPOINT3 +#if USB_CFG_HAVE_INTRIN_ENDPOINT3 handleIn3: lds cnt, usbTxLen3 ;[41] sbrc cnt, 4 ;[43] @@ -180,8 +182,4 @@ handleIn3: ldi YH, hi8(usbTxBuf3) ;[48] rjmp usbSendAndReti ;[49] 51 + 12 = 63 until SOP #endif -#else /* USB_CFG_SUPPRESS_INTR_CODE */ -handleIn1: - ldi cnt, USBPID_NAK - rjmp sendCntAndReti -#endif /* USB_CFG_SUPPRESS_INTR_CODE */ +#endif |