FreeCalypso > hg > freecalypso-reveng
changeset 229:84a4f6ef2d28
pirchgdbg: complete enough for first test
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Tue, 19 Dec 2017 04:02:32 +0000 |
parents | fec90990f613 |
children | f5ad21985e20 |
files | pircharge/Makefile pircharge/abb.c pircharge/pktsort.c |
diffstat | 3 files changed, 118 insertions(+), 3 deletions(-) [+] |
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--- a/pircharge/Makefile Tue Dec 19 02:58:38 2017 +0000 +++ b/pircharge/Makefile Tue Dec 19 04:02:32 2017 +0000 @@ -1,7 +1,7 @@ CC= gcc CFLAGS= -O2 -I/opt/freecalypso/include PROG= pirchgdbg -OBJS= init.o interf.o main.o pktsort.o +OBJS= abb.o init.o interf.o main.o pktsort.o all: ${PROG}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/pircharge/abb.c Tue Dec 19 04:02:32 2017 +0000 @@ -0,0 +1,115 @@ +#include <sys/types.h> +#include <stdio.h> +#include <string.h> +#include <strings.h> +#include <stdlib.h> +#include <rvinterf/pktmux.h> +#include <rvinterf/limits.h> +#include <rvinterf/localsock.h> +#include <rvinterf/localtypes.h> +#include <rvinterf/etm.h> +#include <rvinterf/exitcodes.h> + +extern u_char rvi_msg[]; +extern int rvi_msg_len; + +extern int adccal_a, adccal_b; + +struct abbtab { + char *name; + int regno; + int special; +} abbtab[] = { + {"VBAT", 15, 2}, + {"ICHG", 17, 1}, + {"CHGREG", 25, 0}, + {"BCICTL1", 28, 0}, + {"BCICTL2", 29, 0}, + {"BCICONF", 32+13, 0}, + {0, 0, 0} +}; + +int abbr_in_progress, abbr_index; + +void +issue_abbr() +{ + u_char cmdpkt[5]; + int i, c; + + cmdpkt[0] = RVT_TM_HEADER; + cmdpkt[1] = ETM_CORE; + cmdpkt[2] = TMCORE_OPC_CODEC_RD; + cmdpkt[3] = abbtab[abbr_index].regno; + c = 0; + for (i = 1; i <= 3; i++) + c ^= cmdpkt[i]; + cmdpkt[i] = c; + send_pkt_to_target(cmdpkt, 5); +} + +void +adc_end_process() +{ + if (abbr_in_progress) + return; + abbr_in_progress = 1; + abbr_index = 0; + issue_abbr(); +} + +void +etm_packet_rx() +{ + int i, c; + unsigned val; + + if (rvi_msg_len != 9) { + printf("Received TM packet of wrong length\n"); + return; + } + c = 0; + for (i = 2; i < rvi_msg_len; i++) + c ^= rvi_msg[i]; + if (c) { + printf("Received TM packet with bad checksum\n"); + return; + } + if (rvi_msg[2] != ETM_CORE) { + printf("Received TM packet that isn't ETM_CORE\n"); + return; + } + if (rvi_msg[4] != TMCORE_OPC_CODEC_RD) { + printf("Received ETM_CORE packet that isn't abbr response\n"); + return; + } + if (rvi_msg[3]) { + printf("abbr response has error code %02X\n", rvi_msg[3]); + return; + } + if (!abbr_in_progress) { + printf("abbr response with no abbr in progress\n"); + return; + } + if (rvi_msg[5] != abbtab[abbr_index].regno) { + printf("abbr response for the wrong register\n"); + abbr_in_progress = 0; + return; + } + val = rvi_msg[6] | rvi_msg[7] << 8; + printf("%s=%03X", abbtab[abbr_index].name, val); + switch (abbtab[abbr_index].special) { + case 2: + val = (val * adccal_a) >> 10; + val += adccal_b; + /* FALL THRU */ + case 1: + printf(" (%u)", val); + } + putchar('\n'); + abbr_index++; + if (abbtab[abbr_index].name) + issue_abbr(); + else + abbr_in_progress = 0; +}
--- a/pircharge/pktsort.c Tue Dec 19 02:58:38 2017 +0000 +++ b/pircharge/pktsort.c Tue Dec 19 04:02:32 2017 +0000 @@ -73,7 +73,7 @@ return; if (strncmp(rvi_msg + 7, "IQ EXT: ADC End", 15)) return; - /* ADC End handling will go here */ + adc_end_process(); } void @@ -84,7 +84,7 @@ rvt_packet_rx(); return; case RVT_TM_HEADER: - /* etm_packet_rx(); */ + etm_packet_rx(); return; default: fprintf(stderr, "unexpected fwd of MUX %02X from rvinterf\n",