blob: 94f131a4705272384b5a282cfa6795ff67838ec1 [file] [log] [blame]
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
/*
* arch/arm/cpu/armv8/g12b/timer.c
*
* Copyright (C) 2020 Amlogic, Inc. All rights reserved.
*
*/
#include <asm/arch/secure_apb.h>
#include <asm/arch/timer.h>
#include <asm/types.h>
#include <serial.h>
#define P_EE_TIMER_E P_ISA_TIMERE
uint32_t get_time(void)
{
return readl(P_EE_TIMER_E);
}
void _udelay(unsigned int us)
{
#ifndef CONFIG_PXP_EMULATOR
unsigned int t0 = get_time();
while (get_time() - t0 <= us)
;
#endif
}
#ifdef BL33_BOOT_TIME_PROBE
struct{
const char *pInfo;
unsigned int nTM;
}g_TMArray[100];
int g_nTMCnt = 0;
void TE_time(const char *szInfo)
{
int i = 0;
int nFoundFlag = 0;
for (i = 0;i< sizeof(g_TMArray)/sizeof(g_TMArray[0]);++i)
{
if (szInfo == g_TMArray[i].pInfo)
{
nFoundFlag = 1;
break;
}
}
if (!nFoundFlag)
{
g_TMArray[g_nTMCnt].pInfo =(void*)szInfo;
g_TMArray[g_nTMCnt++].nTM = get_time();
}
else
{
int nNow = get_time();
int nUsed = nNow - g_TMArray[i].nTM;
if (nUsed/1000 >= 50)
printf("\nTE: %d : %s : used %d\n",nNow,szInfo,nUsed);
g_nTMCnt--;
for ( ; i< sizeof(g_TMArray)/sizeof(g_TMArray[0]);++i)
{
g_TMArray[i] = g_TMArray[i+1];
g_TMArray[i+1].pInfo= 0;
g_TMArray[i+1].nTM = 0;
}
}
printf("\n");
}
#endif