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configs/stm3240g-eval/nsh2 converted to use the kconfig-frontends tools

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This commit is contained in:
Gregory Nutt
2014-03-01 07:44:55 -06:00
parent 58eed436e9
commit 671c82451f
4 changed files with 1011 additions and 722 deletions
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configs/stm3240g-eval/README.txt
+17 -6
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@@ -1097,6 +1097,7 @@ Where <subdir> is one of the following:
CONFIG_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1) : Host IP address 10.0.0.1
NOTES:
1. This configuration uses the mconf-based configuration tool. To
change this configurations using that tool, you should:
@@ -1334,19 +1335,29 @@ Where <subdir> is one of the following:
curious.
NOTES:
1. See the notes for the nsh configuration. Most also apply to the nsh2
1. This configuration uses the mconf-based configuration tool. To
change this configurations using that tool, you should:
a. Build and install the kconfig-mconf tool. See nuttx/README.txt
and misc/tools/
b. Execute 'make menuconfig' in nuttx/ in order to start the
reconfiguration process.
2. See the notes for the nsh configuration. Most also apply to the nsh2
configuration. Like the nsh configuration, this configuration can
be modified to support a variety of additional tests.
2. RS-232 is disabled, but Telnet is still available for use as a console.
3. RS-232 is disabled, but Telnet is still available for use as a console.
Since RS-232 and SDIO use the same pins (one controlled by JP22), RS232
and SDIO cannot be used concurrently.
3. This configuration requires that jumper JP22 be set to enable SDIO
4. This configuration requires that jumper JP22 be set to enable SDIO
operation. To enable MicroSD Card, which shares same I/Os with RS-232,
JP22 is not fitted.
4. In order to use SDIO without overruns, DMA must be used. The STM32 F4
5. In order to use SDIO without overruns, DMA must be used. The STM32 F4
has 192Kb of SRAM in two banks: 112Kb of "system" SRAM located at
0x2000:0000 and 64Kb of "CCM" SRAM located at 0x1000:0000. It appears
that you cannot perform DMA from CCM SRAM. The work around that I have now
@@ -1358,7 +1369,7 @@ Where <subdir> is one of the following:
Then DMA works fine. The downside is, of course, is that we lose 64Kb
of precious SRAM.
5. Another SDIO/DMA issue. This one is probably a software bug. This is
6. Another SDIO/DMA issue. This one is probably a software bug. This is
the bug as stated in the TODO list:
"If you use a large I/O buffer to access the file system, then the
@@ -1369,7 +1380,7 @@ Where <subdir> is one of the following:
For this reason, CONFIG_MMCSD_MULTIBLOCK_DISABLE=y appears in the defconfig
file.
6. Another DMA-related concern. I see this statement in the reference
7. Another DMA-related concern. I see this statement in the reference
manual: "The burst configuration has to be selected in order to respect
the AHB protocol, where bursts must not cross the 1 KB address boundary
because the minimum address space that can be allocated to a single slave