AMD-K6 AMD [Advanced Micro Devices], AMD-K6 Datasheet - Page 12

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AMD-K6

Manufacturer Part Number
AMD-K6
Description
AMD-K6 Processor
Manufacturer
AMD [Advanced Micro Devices]
Datasheet

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AMD-K6
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Processor Data Sheet
Figure 35. 4-Kbyte Paging Mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 36. 4-Mbyte Paging Mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 37. Page Directory Entry 4-Kbyte Page Table (PDE) . . . . . . . . . . . 44
Figure 38. Page Directory Entry 4-Mbyte Page Table (PDE) . . . . . . . . . . 44
Figure 39. Page Table Entry (PTE). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Figure 40. Application Segment Descriptor . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 41. System Segment Descriptor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 42. Gate Descriptor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Figure 43. Waveform Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Figure 44. Bus State Machine Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Figure 45. Non-Pipelined Single-Transfer Memory Read/Write and
Figure 46. Misaligned Single-Transfer Memory Read and Write . . . . . . 129
Figure 47. Burst Reads and Pipelined Burst Reads . . . . . . . . . . . . . . . . . 131
Figure 48. Burst Writeback due to Cache-Line Replacement . . . . . . . . . 133
Figure 49. Basic I/O Read and Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Figure 50. Misaligned I/O Transfer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Figure 51. Basic HOLD/HLDA Operation . . . . . . . . . . . . . . . . . . . . . . . . . 137
Figure 52. HOLD-Initiated Inquire Hit to Shared or Exclusive Line . . . 139
Figure 53. HOLD-Initiated Inquire Hit to Modified Line. . . . . . . . . . . . . 141
Figure 54. AHOLD-Initiated Inquire Miss . . . . . . . . . . . . . . . . . . . . . . . . . 143
Figure 55. AHOLD-Initiated Inquire Hit to Shared or
Figure 56. AHOLD-Initiated Inquire Hit to Modified Line . . . . . . . . . . . 147
Figure 57. AHOLD Restriction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Figure 58. BOFF# Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Figure 59. Basic Locked Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Figure 60. Locked Operation with BOFF# Intervention. . . . . . . . . . . . . . 155
Figure 61. Interrupt Acknowledge Operation . . . . . . . . . . . . . . . . . . . . . . 157
Figure 62. Basic Special Bus Cycle (Halt Cycle) . . . . . . . . . . . . . . . . . . . . 159
Figure 63. Shutdown Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
Figure 64. Stop Grant and Stop Clock Modes, Part 1 . . . . . . . . . . . . . . . . 162
Figure 65. Stop Grant and Stop Clock Modes, Part 2 . . . . . . . . . . . . . . . . 163
Figure 66. INIT-Initiated Transition from Protected Mode to
Figure 67. Cache Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Figure 68. Cache Sector Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Figure 69. Write Handling Control Register (WHCR) . . . . . . . . . . . . . . . 179
Figure 70. Write Allocate Logic Mechanisms and Conditions . . . . . . . . . 180
Figure 71. External Logic for Supporting Floating-Point
Write Delayed by EWBE# . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Exclusive Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Real Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Exceptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Preliminary Information
20695H/0—March 1998
List of Figures

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