77 lines
1.3 KiB
C
77 lines
1.3 KiB
C
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
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/*
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* arch/arm/cpu/armv8/t5d/timer.c
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*
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* Copyright (C) 2020 Amlogic, Inc. All rights reserved.
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*
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*/
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#include <asm/arch/secure_apb.h>
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#include <asm/arch/timer.h>
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#include <asm/types.h>
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#include <serial.h>
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#define P_EE_TIMER_E (volatile uint32_t *)0xffd0f188
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uint32_t get_time(void)
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{
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return readl(P_EE_TIMER_E);
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}
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void _udelay(unsigned int us)
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{
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#ifndef CONFIG_PXP_EMULATOR
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unsigned int t0 = get_time();
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while (get_time() - t0 <= us)
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;
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#endif
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}
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#ifdef BL33_BOOT_TIME_PROBE
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struct{
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const char *pInfo;
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unsigned int nTM;
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}g_TMArray[100];
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int g_nTMCnt = 0;
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void TE_time(const char *szInfo)
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{
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int i = 0;
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int nFoundFlag = 0;
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for (i = 0;i< sizeof(g_TMArray)/sizeof(g_TMArray[0]);++i)
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{
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if (szInfo == g_TMArray[i].pInfo)
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{
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nFoundFlag = 1;
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break;
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}
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}
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if (!nFoundFlag)
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{
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g_TMArray[g_nTMCnt].pInfo =(void*)szInfo;
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g_TMArray[g_nTMCnt++].nTM = get_time();
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}
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else
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{
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int nNow = get_time();
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int nUsed = nNow - g_TMArray[i].nTM;
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if (nUsed/1000 >= 50)
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printf("\nTE: %d : %s : used %d\n",nNow,szInfo,nUsed);
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g_nTMCnt--;
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for ( ; i< sizeof(g_TMArray)/sizeof(g_TMArray[0]);++i)
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{
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g_TMArray[i] = g_TMArray[i+1];
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g_TMArray[i+1].pInfo= 0;
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g_TMArray[i+1].nTM = 0;
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}
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}
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printf("\n");
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}
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#endif
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