annotate rvinterf/limits.h @ 203:99c234bf6a9b

fc-loadtool flash ID check: definitions created
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 23 Dec 2013 07:26:37 +0000
parents 3256dc6e84ae
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
171
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
2 * For sizing our buffers etc in the rvinterf suite, including the local
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
3 * UNIX domain socket protocol between rvinterf and fc-tmsh etc, we need
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
4 * to have some limits on the message sizes in both host->target and
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
5 * target->host directions.
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
6 *
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
7 * For the host->target direction, the choice of message size limit is
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
8 * easy: the packet Rx code in RVT on the target side also has a limit
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
9 * (quite naturally, as it needs to use a static buffer to reassemble
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
10 * incoming packets as they arrive at the UART in unpredictable interrupt-
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
11 * sized chunks), so we set our limit to match that in RVT.
171
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 */
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 #define MAX_PKT_TO_TARGET 255
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16 /*
174
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
17 * In the other direction (target->host), there is no fixed limit
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
18 * definition easily visible in the target fw code: any fw component
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
19 * can call rvt_send_trace_cpy() or rvt_mem_alloc() followed by
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
20 * rvt_send_trace_no_cpy(), or some higher-level API that reduces to
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
21 * these functions, with a message of any size, subject only to memory
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
22 * limits, which obviously aren't as strict as a #define'd maximum
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
23 * message size. Hence in this direction we use our own arbitrary
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
24 * choice of size limit.
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
25 */
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
26
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
27 #define MAX_PKT_FROM_TARGET 512
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
28
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
29 /*
3256dc6e84ae rvinterf: refactored rvtdump compiles and works
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 173
diff changeset
30 * Both limit definitions above counts all bytes between the opening and
171
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31 * closing STX flags, but not DLEs inserted for binary transparency.
4d8e4c58df71 rvtdump: implemented Tx extension hack, compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32 */