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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1379 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
shatty 2002-10-05 05:17:59 +00:00
parent 68687d6163
commit 661ede4b33
1 changed files with 12 additions and 1 deletions
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13
src/add-ons/kernel/drivers/audio/echo/generic/OsSupportBeOS.cpp
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@ -96,6 +96,11 @@ void OsAllocateInit()
//
//===========================================================================
// OsAllocateNonPaged is used to (surprise!) allocate non-paged memory. Non-paged
// memory is defined as memory that is always physically resident - that is, the virtual
// memory manager won't swap this memory to disk. Nonpaged memory can be accessed
// from the interrupt handler.
// Nonpaged memory has no particular requirements on address alignment.
ECHOSTATUS OsAllocateNonPaged
(
@ -264,6 +269,11 @@ ECHOSTATUS COsSupport::OsSnooze
//
//---------------------------------------------------------------------------
// COsSupport::OsPageAllocate is used for allocating memory that is read and written by
// the DSP. This means that any memory allocated by OsPageAllocate must be nonpaged
// and should be aligned on at least a 32 byte address boundary. It must be aligned on at
// least a 4 byte boundary.
ECHOSTATUS COsSupport::OsPageAllocate
(
DWORD dwPageCt, // How many pages to allocate
@ -346,7 +356,8 @@ PVOID COsSupport::operator new( size_t Size )
{
PVOID pMemory;
// not from our pool since that may not be around yet
// it's probably better to not rtm alloc this
// but it does need to be resident
pMemory = rtm_alloc(NULL,Size);
if ( NULL == pMemory )