mirror of
https://github.com/CTCaer/hekate.git
synced 2024-12-27 12:16:43 +00:00
137 lines
2.8 KiB
C
Executable File
137 lines
2.8 KiB
C
Executable File
/*
|
|
* Copyright (c) 2018 naehrwert
|
|
*
|
|
* 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 <string.h>
|
|
#include "tsec.h"
|
|
#include "clock.h"
|
|
#include "t210.h"
|
|
#include "heap.h"
|
|
|
|
static int _tsec_dma_wait_idle()
|
|
{
|
|
u32 timeout = TMR(0x10) + 10000000;
|
|
|
|
while (!(TSEC(0x1118) & 2))
|
|
if (TMR(0x10) > timeout)
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int _tsec_dma_pa_to_internal_100(int not_imem, int i_offset, int pa_offset)
|
|
{
|
|
u32 cmd;
|
|
|
|
if (not_imem)
|
|
cmd = 0x600; // DMA 0x100 bytes
|
|
else
|
|
cmd = 0x10; // dma imem
|
|
|
|
TSEC(0x1114) = i_offset; // tsec_dmatrfmoffs_r
|
|
TSEC(0x111C) = pa_offset; // tsec_dmatrffboffs_r
|
|
TSEC(0x1118) = cmd; // tsec_dmatrfcmd_r
|
|
|
|
return _tsec_dma_wait_idle();
|
|
}
|
|
|
|
int tsec_query(u8 *dst, u32 rev, void *fw)
|
|
{
|
|
int res = 0;
|
|
|
|
//Enable clocks.
|
|
clock_enable_host1x();
|
|
clock_enable_tsec();
|
|
clock_enable_sor_safe();
|
|
clock_enable_sor0();
|
|
clock_enable_sor1();
|
|
clock_enable_kfuse();
|
|
|
|
//Configure Falcon.
|
|
TSEC(0x110C) = 0; // tsec_dmactl_r
|
|
TSEC(0x1010) = 0xFFF2; // tsec_irqmset_r
|
|
TSEC(0x101C) = 0xFFF0; // tsec_irqdest_r
|
|
TSEC(0x1048) = 3; // tsec_itfen_r
|
|
if (!_tsec_dma_wait_idle())
|
|
{
|
|
res = -1;
|
|
goto out;
|
|
}
|
|
|
|
//Load firmware.
|
|
u8 *fwbuf = (u8 *)malloc(0x2000);
|
|
u8 *fwbuf_aligned = (u8 *)ALIGN((u32)fwbuf + 0x1000, 0x100);
|
|
memcpy(fwbuf_aligned, fw, 0xF00);
|
|
TSEC(0x1110) = (u32)fwbuf_aligned >> 8;// tsec_dmatrfbase_r
|
|
for (u32 addr = 0; addr < 0xF00; addr += 0x100)
|
|
if (!_tsec_dma_pa_to_internal_100(0, addr, addr))
|
|
{
|
|
res = -2;
|
|
goto out_free;
|
|
}
|
|
|
|
//Execute firmware.
|
|
HOST1X(0x3300) = 0x34C2E1DA;
|
|
TSEC(0x1044) = 0;
|
|
TSEC(0x1040) = rev;
|
|
TSEC(0x1104) = 0; // tsec_bootvec_r
|
|
TSEC(0x1100) = 2; // tsec_cpuctl_r
|
|
if (!_tsec_dma_wait_idle())
|
|
{
|
|
res = -3;
|
|
goto out_free;
|
|
}
|
|
u32 timeout = TMR(0x10) + 2000000;
|
|
while (!TSEC(0x1044))
|
|
if (TMR(0x10) > timeout)
|
|
{
|
|
res = -4;
|
|
goto out_free;
|
|
}
|
|
if (TSEC(0x1044) != 0xB0B0B0B0)
|
|
{
|
|
res = -5;
|
|
goto out_free;
|
|
}
|
|
|
|
//Fetch result.
|
|
HOST1X(0x3300) = 0;
|
|
u32 buf[4];
|
|
buf[0] = SOR1(0x1E8);
|
|
buf[1] = SOR1(0x21C);
|
|
buf[2] = SOR1(0x208);
|
|
buf[3] = SOR1(0x20C);
|
|
SOR1(0x1E8) = 0;
|
|
SOR1(0x21C) = 0;
|
|
SOR1(0x208) = 0;
|
|
SOR1(0x20C) = 0;
|
|
memcpy(dst, &buf, 0x10);
|
|
|
|
out_free:;
|
|
free(fwbuf);
|
|
|
|
out:;
|
|
|
|
//Disable clocks.
|
|
clock_disable_kfuse();
|
|
clock_disable_sor1();
|
|
clock_disable_sor0();
|
|
clock_disable_sor_safe();
|
|
clock_disable_tsec();
|
|
clock_disable_host1x();
|
|
|
|
return res;
|
|
}
|