diff options
| author | stefanct <stefanct@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1> | 2012-10-27 00:34:23 +0000 |
|---|---|---|
| committer | stefanct <stefanct@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1> | 2012-10-27 00:34:23 +0000 |
| commit | 3cd7a94352422d5f92e4c0794b6b002835e43daf (patch) | |
| tree | abf7f12e3a23e8447c556603dce6de5ed5509e75 /serprog.c | |
| parent | a3628616e54ec6c1163f9b4dbc55c00ab77fadea (diff) | |
| download | flashrom-3cd7a94352422d5f92e4c0794b6b002835e43daf.tar.gz | |
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.
Signed-off-by: Stefan Tauner <stefan.tauner@student.tuwien.ac.at>
Acked-by: Stefan Tauner <stefan.tauner@student.tuwien.ac.at>
git-svn-id: https://code.coreboot.org/svn/flashrom/trunk@1618 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'serprog.c')
| -rw-r--r-- | serprog.c | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -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) |