| sundarajan srinivasan | 6a2de02 | 2013-05-10 14:31:16 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2013, The Linux Foundation. All rights reserved. |
| 2 | |
| 3 | * Redistribution and use in source and binary forms, with or without |
| 4 | * modification, are permitted provided that the following conditions are |
| 5 | * met: |
| 6 | * * Redistributions of source code must retain the above copyright |
| 7 | * notice, this list of conditions and the following disclaimer. |
| 8 | * * Redistributions in binary form must reproduce the above |
| 9 | * copyright notice, this list of conditions and the following |
| 10 | * disclaimer in the documentation and/or other materials provided |
| 11 | * with the distribution. |
| 12 | * * Neither the name of The Linux Foundation. nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived |
| 14 | * from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 23 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 25 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 26 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include <boot_stats.h> |
| 30 | #include <debug.h> |
| 31 | #include <reg.h> |
| 32 | #include <platform/iomap.h> |
| 33 | |
| 34 | static uint32_t kernel_load_start; |
| 35 | void bs_set_timestamp(enum bs_entry bs_id) |
| 36 | { |
| 37 | addr_t bs_imem = get_bs_info_addr(); |
| 38 | uint32_t clk_count = 0; |
| 39 | |
| 40 | if(bs_imem) { |
| 41 | if (bs_id >= BS_MAX) { |
| 42 | dprintf(CRITICAL, "bad bs id: %u, max: %u\n", bs_id, BS_MAX); |
| 43 | ASSERT(0); |
| 44 | } |
| 45 | |
| 46 | if (bs_id == BS_KERNEL_LOAD_START) { |
| 47 | kernel_load_start = platform_get_sclk_count(); |
| 48 | return; |
| 49 | } |
| 50 | |
| 51 | if(bs_id == BS_KERNEL_LOAD_DONE){ |
| 52 | clk_count = platform_get_sclk_count(); |
| 53 | if(clk_count){ |
| 54 | writel(clk_count - kernel_load_start, |
| 55 | bs_imem + (sizeof(uint32_t) * BS_KERNEL_LOAD_TIME)); |
| 56 | } |
| 57 | } |
| 58 | else{ |
| 59 | clk_count = platform_get_sclk_count(); |
| 60 | if(clk_count){ |
| 61 | writel(clk_count, |
| 62 | bs_imem + (sizeof(uint32_t) * bs_id)); |
| 63 | } |
| 64 | } |
| 65 | } |
| 66 | } |