From 92fefc921a602acb89a897193c9f31fbb78d85b5 Mon Sep 17 00:00:00 2001 From: Stefan Tauner Date: Sat, 27 Oct 2012 00:34:23 +0000 Subject: serprog: add opcode to control the programmer's output drivers This allowed me to let the clips remain attached on my D946GZIS while playing with coreboot/serialice. Corresponding to flashrom svn r1618. Signed-off-by: Stefan Tauner Acked-by: Stefan Tauner --- serprog.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'serprog.c') diff --git a/serprog.c b/serprog.c index 28faac8..edc5a7b 100644 --- a/serprog.c +++ b/serprog.c @@ -664,6 +664,15 @@ int serprog_init(void) sp_device_opbuf_size); } + if (sp_check_commandavail(S_CMD_S_PIN_STATE)) { + uint8_t en = 1; + if (sp_docommand(S_CMD_S_PIN_STATE, 1, &en, 0, NULL) != 0) { + msg_perr("Error: could not enable output buffers\n"); + return 1; + } else + msg_pdbg(MSGHEADER "Output drivers enabled\n"); + } else + msg_pdbg(MSGHEADER "Warning: Programmer does not support toggling its output drivers\n"); sp_prev_was_write = 0; sp_streamed_transmit_ops = 0; sp_streamed_transmit_bytes = 0; @@ -736,9 +745,15 @@ static void sp_execute_opbuf(void) static int serprog_shutdown(void *data) { - msg_pspew("%s\n", __func__); if ((sp_opbuf_usage) || (sp_max_write_n && sp_write_n_bytes)) sp_execute_opbuf(); + if (sp_check_commandavail(S_CMD_S_PIN_STATE)) { + uint8_t dis = 0; + if (sp_docommand(S_CMD_S_PIN_STATE, 1, &dis, 0, NULL) == 0) + msg_pdbg(MSGHEADER "Output drivers disabled\n"); + else + msg_perr(MSGHEADER "%s: Warning: could not disable output buffers\n", __func__); + } /* FIXME: fix sockets on windows(?), especially closing */ serialport_shutdown(&sp_fd); if (sp_max_write_n) -- cgit v1.1