CfgUSBLoader/cios/sdhc/mem.c

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/*
Custom IOS Module (SDHC)
Copyright (C) 2008 neimod.
Copyright (C) 2009 WiiGator.
Copyright (C) 2009 Waninkoko.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "syscalls.h"
/* Heap */
static u32 heapspace[0x2000] ATTRIBUTE_ALIGN(32);
/* Variables */
static s32 hid = -1;
s32 Mem_Init(void)
{
/* Heap already created */
if (hid >= 0)
return 0;
/* Create heap */
hid = os_heap_create(heapspace, sizeof(heapspace));
return (hid >= 0) ? 0 : -1;
}
void *Mem_Alloc(u32 size)
{
/* Allocate memory */
return os_heap_alloc_aligned(hid, size, 32);
}
void Mem_Free(void *ptr)
{
/* Free memory */
os_heap_free(hid, ptr);
}