FreeCalypso > hg > freecalypso-tools
view rvinterf/tmsh/abb.c @ 619:f82551c77e58
libserial-newlnx: ASYNC_LOW_LATENCY patch reverted
Reports from Das Signal indicate that loadtools performance on Debian
is about the same as on Slackware, and that including or omitting the
ASYNC_LOW_LATENCY patch from Serg makes no difference. Because the
patch in question does not appear to be necessary, it is being reverted
until and unless someone other than Serg reports an actual real-world
system on which loadtools operation times are slowed compared to the
Mother's Slackware reference and on which Slackware-like performance
can be restored by setting the ASYNC_LOW_LATENCY flag.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 27 Feb 2020 01:09:48 +0000 |
parents | 2159f260ed13 |
children |
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/* * In this module we are going to implement commands dealing with the ABB. */ #include <sys/types.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include "pktmux.h" #include "limits.h" #include "localtypes.h" #include "etm.h" #include "exitcodes.h" extern u_char rvi_msg[]; extern int rvi_msg_len; cmd_abbr(argc, argv) char **argv; { u32 page, reg; u_char cmdpkt[5]; page = strtoul(argv[1], 0, 0); reg = strtoul(argv[2], 0, 0); if (page > 1 || reg > 31) { printf("error: argument(s) out of range\n"); return(ERROR_USAGE); } cmdpkt[1] = ETM_CORE; cmdpkt[2] = TMCORE_OPC_CODEC_RD; cmdpkt[3] = page << 5 | reg; send_etm_cmd(cmdpkt, 3); return(0); } void abbr_response() { unsigned pg, reg, val; char buf[80]; if (rvi_msg[3]) { print_etm_pkt_raw("abbr error"); return; } if (rvi_msg_len != 9) { print_etm_pkt_raw("abbr malformed resp"); return; } pg = rvi_msg[5] >> 5; reg = rvi_msg[5] & 0x1F; val = rvi_msg[6] | rvi_msg[7] << 8; sprintf(buf, "abbr %u %u: %03X", pg, reg, val); async_msg_output(buf); } cmd_abbw(argc, argv) char **argv; { u32 page, reg, val; u_char cmdpkt[7]; page = strtoul(argv[1], 0, 0); reg = strtoul(argv[2], 0, 0); val = strtoul(argv[3], 0, 16); if (page > 1 || reg > 31 || val > 0x3FF) { printf("error: argument(s) out of range\n"); return(ERROR_USAGE); } cmdpkt[1] = ETM_CORE; cmdpkt[2] = TMCORE_OPC_CODEC_WR; cmdpkt[3] = page << 5 | reg; cmdpkt[4] = val; cmdpkt[5] = val >> 8; send_etm_cmd(cmdpkt, 5); return(0); } void abbw_response() { unsigned pg, reg; char buf[80]; if (rvi_msg[3]) { print_etm_pkt_raw("abbw error"); return; } if (rvi_msg_len != 7) { print_etm_pkt_raw("abbw malformed resp"); return; } pg = rvi_msg[5] >> 5; reg = rvi_msg[5] & 0x1F; sprintf(buf, "abbw %u %u OK", pg, reg); async_msg_output(buf); }