From 514b0f72f50b50b75ef855f008c888f29989d68e Mon Sep 17 00:00:00 2001 From: laforge Date: Wed, 20 Sep 2006 11:44:10 +0000 Subject: - Add OpenPICC register definition (and USB command handling) - Add automatic generation of include/compile.h with svn revision and compiletime - Add openpcd_compile_version structure to obtain version via USB - Move LED commands into new CMD_CLS_GENERIC family - Update TODO - Add support for large (2048 byte) request contexts in addition to 64byte - Shrink req_ctx size by collapsing rx and tx buffer into one - move definition of DFU_API_LOCATION to header file - Implement large req_ctx aware USB transmit / refill routines - Implement TX refilling for IRQ Endpoint - Print version information at startup time - move some generic req_ctx processing into usb_handler.c - Some further work on DFU (still not finished) - Only use '-Os' for DFU, use '-O2' for application code git-svn-id: https://svn.openpcd.org:2342/trunk@208 6dc7ffe9-61d6-0310-9af1-9938baff3ed1 --- firmware/src/picc/ssc_picc.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) (limited to 'firmware/src/picc/ssc_picc.c') diff --git a/firmware/src/picc/ssc_picc.c b/firmware/src/picc/ssc_picc.c index ea48de5..d4db71a 100644 --- a/firmware/src/picc/ssc_picc.c +++ b/firmware/src/picc/ssc_picc.c @@ -166,8 +166,8 @@ static struct openpcd_hdr opcd_ssc_hdr = { static inline void init_opcdhdr(struct req_ctx *rctx) { - memcpy(&rctx->tx.data[0], &opcd_ssc_hdr, sizeof(opcd_ssc_hdr)); - rctx->tx.tot_len = MAX_HDRSIZE + MAX_REQSIZE -1; + memcpy(rctx->data, &opcd_ssc_hdr, sizeof(opcd_ssc_hdr)); + rctx->tot_len = MAX_HDRSIZE + MAX_REQSIZE -1; } #ifdef DEBUG_SSC_REFILL @@ -191,7 +191,7 @@ static int8_t ssc_rx_refill(void) #if 1 struct req_ctx *rctx; - rctx = req_ctx_find_get(RCTX_STATE_FREE, RCTX_STATE_SSC_RX_BUSY); + rctx = req_ctx_find_get(1, RCTX_STATE_FREE, RCTX_STATE_SSC_RX_BUSY); if (!rctx) { DEBUGPCRF("no rctx for refill!"); return -1; @@ -200,12 +200,12 @@ static int8_t ssc_rx_refill(void) if (AT91F_PDC_IsRxEmpty(rx_pdc)) { DEBUGR("filling primary SSC RX dma ctx"); - AT91F_PDC_SetRx(rx_pdc, &rctx->rx.data[MAX_HDRSIZE], - (sizeof(rctx->rx.data)-MAX_HDRSIZE)>>2); + AT91F_PDC_SetRx(rx_pdc, &rctx->data[MAX_HDRSIZE], + (rctx->size-MAX_HDRSIZE)>>2); ssc_state.rx_ctx[0] = rctx; /* If primary is empty, secondary must be empty, too */ - rctx = req_ctx_find_get(RCTX_STATE_FREE, + rctx = req_ctx_find_get(1, RCTX_STATE_FREE, RCTX_STATE_SSC_RX_BUSY); if (!rctx) { DEBUGPCRF("no rctx for secondary refill!"); @@ -216,8 +216,8 @@ static int8_t ssc_rx_refill(void) if (AT91F_PDC_IsNextRxEmpty(rx_pdc)) { DEBUGR("filling secondary SSC RX dma ctx"); - AT91F_PDC_SetNextRx(rx_pdc, &rctx->rx.data[MAX_HDRSIZE], - (sizeof(rctx->rx.data)-MAX_HDRSIZE)>2); + AT91F_PDC_SetNextRx(rx_pdc, &rctx->data[MAX_HDRSIZE], + (rctx->size-MAX_HDRSIZE)>2); ssc_state.rx_ctx[1] = rctx; return 2; } else { @@ -331,8 +331,7 @@ void ssc_tx_init(void) static int ssc_usb_in(struct req_ctx *rctx) { - struct openpcd_hdr *poh = (struct openpcd_hdr *) &rctx->rx.data[0]; - struct openpcd_hdr *pih = (struct openpcd_hdr *) &rctx->tx.data[0]; + struct openpcd_hdr *poh = (struct openpcd_hdr *) rctx->data; switch (poh->cmd) { case OPENPCD_CMD_SSC_READ: @@ -366,7 +365,7 @@ void ssc_rx_init(void) /* Reset */ //ssc->SSC_CR = AT91C_SSC_SWRST; - /* don't divide clock */ + /* don't divide clock inside SSC, we do that in tc_cdiv */ ssc->SSC_CMR = 0; ssc->SSC_RCMR = AT91C_SSC_CKS_RK | AT91C_SSC_CKO_NONE | -- cgit v1.2.3