1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere.git synced 2024-12-25 03:36:02 +00:00
Atmosphere/thermosphere/src/core_ctx.c

43 lines
1.4 KiB
C
Raw Normal View History

2019-07-28 18:57:00 +01:00
/*
* Copyright (c) 2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
#include "core_ctx.h"
2019-07-31 23:46:16 +01:00
// start.s
extern uintptr_t g_initialKernelEntrypoint;
extern u8 __stacks_top__[], __crash_stacks_top__[];
2019-07-31 23:46:16 +01:00
// Prevents it from being put in BSS
CoreCtx g_coreCtxs[4] = {
2019-07-28 18:57:00 +01:00
{ .coreId = 0 },
{ .coreId = 1 },
{ .coreId = 2 },
{ .coreId = 3 },
};
2019-07-31 23:46:16 +01:00
void coreCtxInit(u32 coreId, bool isColdbootCore, u64 argument)
{
size_t crashStackSize = (__crash_stacks_top__ - __stacks_top__) / 4;
2019-07-31 23:46:16 +01:00
currentCoreCtx = &g_coreCtxs[coreId];
currentCoreCtx->isColdbootCore = isColdbootCore;
currentCoreCtx->kernelArgument = argument;
currentCoreCtx->crashStack = __crash_stacks_top__ - crashStackSize * coreId;
if (isColdbootCore && currentCoreCtx->kernelEntrypoint == 0) {
2019-07-31 23:46:16 +01:00
currentCoreCtx->kernelEntrypoint = g_initialKernelEntrypoint;
}
}