FreeCalypso > hg > freecalypso-tools
view loadtools/tpinterf3.c @ 416:30f6d1c32c6f
doc/Flash-boot-defect article removed (no longer relevant)
This article is no longer relevant because the issue in question
only affected one (1) defective FCDEV3B board which was not
and never will be sold.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Fri, 26 Oct 2018 07:11:08 +0000 |
parents | e7502631a0f9 |
children |
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/* * The do_r16() and do_w16() functions implemented in this module * provide programmatic access to the r16 and w16 commands on the target. * They will be used to implement some flash operations. */ #include <sys/types.h> #include <stdio.h> #include <stdint.h> #include <string.h> #include <strings.h> #include <stdlib.h> extern char target_response_line[]; do_r16(addr, retptr) uint32_t addr; uint16_t *retptr; { char addr_arg[10], *argv[3]; int stat; char *strtoul_endp; sprintf(addr_arg, "%lx", (u_long) addr); argv[0] = "r16"; argv[1] = addr_arg; argv[2] = 0; tpinterf_make_cmd(argv); if (tpinterf_send_cmd() < 0) return(-1); stat = tpinterf_capture_output_oneline(1); if (stat != 1) { errout: fprintf(stderr, "error: malformed response to r16 command\n"); return(-1); } if (strlen(target_response_line) != 4) goto errout; *retptr = strtoul(target_response_line, &strtoul_endp, 16); if (strtoul_endp != target_response_line + 4) goto errout; return(0); } do_w16(addr, data) uint32_t addr; uint16_t data; { char addr_arg[10], data_arg[10], *argv[4]; sprintf(addr_arg, "%lx", (u_long) addr); sprintf(data_arg, "%lx", (u_long) data); argv[0] = "w16"; argv[1] = addr_arg; argv[2] = data_arg; argv[3] = 0; tpinterf_make_cmd(argv); if (tpinterf_send_cmd() < 0) return(-1); return tpinterf_pass_output(1); }