FreeCalypso > hg > freecalypso-sw
view rvinterf/asyncshell/poweroff.c @ 992:a7b0b426f9ca
target-utils: boot ROM UART autodetection revamped
The new implementation should work with both the familiar Calypso C035
boot ROM version found in our regular targets as well as the older
Calypso F741979B version found on the vintage D-Sample board.
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
---|---|
date | Wed, 30 Dec 2015 21:28:41 +0000 |
parents | bd873572ef2c |
children |
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/* * fc-shell poweroff and tgtreset commands */ #include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include "pktmux.h" #include "etm.h" send_etm_cmd(buf, len) u_char *buf; { int i, c; buf[0] = RVT_TM_HEADER; c = 0; for (i = 1; i <= len; i++) c ^= buf[i]; buf[i] = c; send_pkt_to_target(buf, len + 2); return 0; } cmd_poweroff() { u_char cmdpkt[7]; cmdpkt[1] = ETM_CORE; cmdpkt[2] = TMCORE_OPC_CODEC_WR; cmdpkt[3] = 30; /* VRPCDEV */ cmdpkt[4] = 0x01; /* low 8 bits */ cmdpkt[5] = 0; /* high 2 bits */ return send_etm_cmd(cmdpkt, 5); } cmd_tgtreset() { u_char cmdpkt[4]; cmdpkt[1] = ETM_CORE; cmdpkt[2] = TMCORE_OPC_RESET; return send_etm_cmd(cmdpkt, 2); }