From a950a544f5c3beb7430a0748b7e76fd6cb713514 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Fri, 18 Jun 2010 10:52:24 -0700 Subject: usrp2 mb: replace hard coded constants with macros for rx offset --- firmware/microblaze/apps/txrx_uhd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'firmware/microblaze') diff --git a/firmware/microblaze/apps/txrx_uhd.c b/firmware/microblaze/apps/txrx_uhd.c index 7ad4ab110..45e5ff5fe 100644 --- a/firmware/microblaze/apps/txrx_uhd.c +++ b/firmware/microblaze/apps/txrx_uhd.c @@ -100,7 +100,7 @@ typedef struct{ #define MK_RX_CTRL_WORD(num_words) (((num_words)*sizeof(uint32_t)) | (1 << 16)) // DSP Rx writes ethernet header words -#define DSP_RX_FIRST_LINE 1 //1 = number of control words (see above) +#define DSP_RX_FIRST_LINE ((offsetof(rx_dsp_buff_t, vrt_header))/sizeof(uint32_t)) // receive from DSP buf_cmd_args_t dsp_rx_recv_args = { @@ -423,7 +423,7 @@ fw_sets_seqno_inspector(dbsm_t *sm, int buf_this) // returns false { // insert the correct length into the control word and vrt header rx_dsp_buff_t *buff = (rx_dsp_buff_t*)buffer_ram(buf_this); - size_t vrt_len = buffer_pool_status->last_line[buf_this]-1; + size_t vrt_len = buffer_pool_status->last_line[buf_this]-DSP_RX_FIRST_LINE; buff->control_word = MK_RX_CTRL_WORD(vrt_len); buff->vrt_header[0] = (buff->vrt_header[0] & ~VRTH_PKT_SIZE_MASK) | (vrt_len & VRTH_PKT_SIZE_MASK); -- cgit v1.2.3