| |
| /* |
| * arch/arm/cpu/armv8/txl/timer.c |
| * |
| * Copyright (C) 2015 Amlogic, Inc. All rights reserved. |
| * |
| * 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 Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| #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 |
| |
| |