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62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
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#include <core/defines.h>
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#include <eekernel.h>
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#include "resource.h"
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namespace NxPs2
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{
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bool CSystemResources::s_resource_used[vNUM_RESOURCES];
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/******************************************************************/
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/* */
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/* */
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/******************************************************************/
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void CSystemResources::sInitResources()
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{
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for (int i = 0; i < vNUM_RESOURCES; i++)
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{
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s_resource_used[i] = false;
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}
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}
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/******************************************************************/
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/* */
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/* */
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/******************************************************************/
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bool CSystemResources::sRequestResource(EResourceType resource)
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{
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Dbg_Assert(resource < vNUM_RESOURCES);
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bool old_result;
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// We need to do this with interrupts off, just in case
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DI();
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old_result = s_resource_used[resource];
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s_resource_used[resource] = true; // We know it is reserved now
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EI();
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return !old_result;
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}
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/******************************************************************/
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/* */
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/* */
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/******************************************************************/
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void CSystemResources::sFreeResource(EResourceType resource)
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{
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Dbg_Assert(resource < vNUM_RESOURCES);
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Dbg_Assert(s_resource_used[resource]);
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// We need to do this with interrupts off, just in case
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DI();
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s_resource_used[resource] = false;
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EI();
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}
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} // namespace NxPs2
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