| flash_device.cc (11226:7b317ee691fb) | flash_device.cc (11321:02e930db812d) |
|---|---|
| 1/* 2 * Copyright (c) 2013-2015 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software --- 84 unchanged lines hidden (view full) --- 93 /* 94 * Let 'a' be a power of two of n bits, written such that a-n is the msb 95 * and a-0 is the lsb. Since it is a power of two, only one bit (a-x, 96 * with 0 <= x <= n) is set. If we subtract one from this number the bits 97 * a-(x-1) to a-0 are set and all the other bits are cleared. Hence a 98 * bitwise AND with those two numbers results in an integer with all bits 99 * cleared. 100 */ | 1/* 2 * Copyright (c) 2013-2015 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software --- 84 unchanged lines hidden (view full) --- 93 /* 94 * Let 'a' be a power of two of n bits, written such that a-n is the msb 95 * and a-0 is the lsb. Since it is a power of two, only one bit (a-x, 96 * with 0 <= x <= n) is set. If we subtract one from this number the bits 97 * a-(x-1) to a-0 are set and all the other bits are cleared. Hence a 98 * bitwise AND with those two numbers results in an integer with all bits 99 * cleared. 100 */ |
| 101 if(numPlanes & planeMask) | 101 if (numPlanes & planeMask) |
| 102 fatal("Number of planes is not a power of 2 in flash device.\n"); 103} 104 105/** 106 * Initiates all the flash functions: initializes the lookup tables, age of 107 * the device, etc. This can only be done once the disk image is known. 108 * Thats why it can't be done in the constructor. 109 */ --- 130 unchanged lines hidden (view full) --- 240 */ 241 for (uint32_t count = 0; count < numPlanes; count++){ 242 plane_address = (time[plane_address] > time[count]) ? plane_address 243 : count; 244 245 DPRINTF(FlashDevice, "Plane %d is busy for %d ticks\n", count, 246 time[count]); 247 | 102 fatal("Number of planes is not a power of 2 in flash device.\n"); 103} 104 105/** 106 * Initiates all the flash functions: initializes the lookup tables, age of 107 * the device, etc. This can only be done once the disk image is known. 108 * Thats why it can't be done in the constructor. 109 */ --- 130 unchanged lines hidden (view full) --- 240 */ 241 for (uint32_t count = 0; count < numPlanes; count++){ 242 plane_address = (time[plane_address] > time[count]) ? plane_address 243 : count; 244 245 DPRINTF(FlashDevice, "Plane %d is busy for %d ticks\n", count, 246 time[count]); 247 |
| 248 if (time[count] != 0) { | 248 if (time[count] != 0) { |
| 249 250 struct CallBackEntry cbe; 251 /** 252 * If there are no events for this plane, then add the current 253 * time to the occupation time; otherwise, plan it after the 254 * last event. If by chance that event is handled in this tick, 255 * then we would still end up with the same result. 256 */ --- 339 unchanged lines hidden --- | 249 250 struct CallBackEntry cbe; 251 /** 252 * If there are no events for this plane, then add the current 253 * time to the occupation time; otherwise, plan it after the 254 * last event. If by chance that event is handled in this tick, 255 * then we would still end up with the same result. 256 */ --- 339 unchanged lines hidden --- |