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authorGregory Nutt <gnutt@nuttx.org>2013-07-26 10:09:17 -0600
committerGregory Nutt <gnutt@nuttx.org>2013-07-26 10:09:17 -0600
commitddb019413f39bbe495dba2a55c60f9ff8f8e00ce (patch)
tree9637f5cb852af32d6a500699ac6c16b25342dd8c /nuttx/Documentation/NuttxPortingGuide.html
parent1e3a335beb36c0e88d75e449759d4fc54f4e299e (diff)
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Finally... renamed all CONFIG_DRAM_ settings to CONFIG_RAM_
Diffstat (limited to 'nuttx/Documentation/NuttxPortingGuide.html')
-rw-r--r--nuttx/Documentation/NuttxPortingGuide.html22
1 files changed, 11 insertions, 11 deletions
diff --git a/nuttx/Documentation/NuttxPortingGuide.html b/nuttx/Documentation/NuttxPortingGuide.html
index fc6a4c82b..a77df7f0f 100644
--- a/nuttx/Documentation/NuttxPortingGuide.html
+++ b/nuttx/Documentation/NuttxPortingGuide.html
@@ -12,7 +12,7 @@
<h1><big><font color="#3c34ec">
<i>NuttX RTOS Porting Guide</i>
</font></big></h1>
- <p>Last Updated: June 11, 2013</p>
+ <p>Last Updated: July 26, 2013</p>
</td>
</tr>
</table>
@@ -4367,12 +4367,12 @@ void (*notify)(FAR struct pm_callback_s *cb, enum pm_state_e pmstate);
Some architectures require a description of the RAM configuration:
</p>
<ul>
- <li><code>CONFIG_DRAM_SIZE</code>:
- Describes the installed DRAM.</li>
- <li><code>CONFIG_DRAM_START</code>:
- The start address of DRAM (physical)</li>
- <li><code>CONFIG_DRAM_VSTART</code>:
- The start address of DRAM (virtual)</li>
+ <li><code>CONFIG_RAM_SIZE</code>:
+ Describes the primary installed RAM.</li>
+ <li><code>CONFIG_RAM_START</code>:
+ The start address of primary RAM (physical)</li>
+ <li><code>CONFIG_RAM_VSTART</code>:
+ The start address of primary RAM (virtual). This is only needed on platforms that support address mapping.</li>
</ul>
<h2>Build Options</h2>
@@ -5063,14 +5063,14 @@ int ret = sigaction(SIGCHLD, &sa, NULL);
<li>
<code>CONFIG_PAGING_NLOCKED</code>:
This is the number of locked pages in the memory map.
- The locked address region will then be from <code>CONFIG_DRAM_VSTART</code> through
- (<code>CONFIG_DRAM_VSTART</code> + <code>CONFIG_PAGING_PAGESIZE</code>*<code>CONFIG_PAGING_NLOCKED</code>)
+ The locked address region will then be from <code>CONFIG_RAM_VSTART</code> through
+ (<code>CONFIG_RAM_VSTART</code> + <code>CONFIG_PAGING_PAGESIZE</code>*<code>CONFIG_PAGING_NLOCKED</code>)
</li>
<li>
<code>CONFIG_PAGING_LOCKED_PBASE</code> and <code>CONFIG_PAGING_LOCKED_VBASE</code>:
These may be defined to determine the base address of the locked page regions.
- If neither are defined, the logic will be set the bases to <code>CONFIG_DRAM_START</code>
- and <code>CONFIG_DRAM_VSTART</code> (i.e., it assumes that the base address of the locked
+ If neither are defined, the logic will be set the bases to <code>CONFIG_RAM_START</code>
+ and <code>CONFIG_RAM_VSTART</code> (i.e., it assumes that the base address of the locked
region is at the beginning of RAM).
<b>NOTE</b>:
In some architectures, it may be necessary to take some memory from the beginning