AMD M56 Reference Manual page 166

Clock Generator Registers
VIP_FORCEON
VIP_MAX_DYN_STOP_LAT
VIP_CLOCK_STATUS (R)
VIP_PROG_SHUTOFF
VIP_PROG_DELAY_VALUE
VIP_LOWER_POWER_IDLE
VIP_LOWER_POWER_IGNORE
VIP_NORMAL_POWER_IGNORE
SPARE
VIP_NORMAL_POWER_BUSY
VIP dynamic clock gating control
Field Name
TCL_FORCEON
TCL_MAX_DYN_STOP_LAT
TCL_CLOCK_STATUS (R)
TCL_PROG_SHUTOFF
TCL_PROG_DELAY_VALUE
TCL dynamic clock gating control
Field Name
MC_GUI_FORCEON
MC_GUI_MAX_DYN_STOP_LAT
MC_GUI_CLOCK_STATUS (R)
MC_GUI_PROG_SHUTOFF
MC_GUI_PROG_DELAY_VALUE
MC_GUI dynamic clock gating control
Field Name
MC_HOST_FORCEON
MC_HOST_MAX_DYN_STOP_LAT
MC_HOST_CLOCK_STATUS (R)
MC_HOST_PROG_SHUTOFF
MC_HOST_PROG_DELAY_VALUE
MC_HOST dynamic clock gating control
M56 Register Reference Manual
2-160
0 0x1
1 0x1
2 0x0
3 0x0
11:4 0x1
19:12 0xff
20 0x1
21 0x1
23:22 0x0
31:24 0xf
TCL_DYN_CNTL - RW - 32 bits - CLKIND:0x1A
Bits Default
0 0x1
1 0x1
2 0x0
3 0x0
11:4 0x1
MC_GUI_DYN_CNTL - RW - 32 bits - CLKIND:0x1D
Bits Default
0 0x1
1 0x1
2 0x0
3 0x0
11:4 0x1
MC_HOST_DYN_CNTL - RW - 32 bits - CLKIND:0x1E
Bits Default
0 0x1
1 0x1
2 0x0
3 0x0
11:4 0x1
0=Dynamic control VIP sclk branch
1=Disable dynamic control of VIP sclk branch
0=Programmable dynamic stopping latency
1=Max dynamic stopping latency
0=VIP branch is off
1=VIP branch is on
1=VIP branch shutoff with PROG_DELAY_VALUE delay
Delay VIP clock on/off by number of cycles
Count VIP idle for number of cycles before dropping the power level,
only used when VIP_LOWER_POWER_IGNORE set to 0
1=VIP not vote for going to lower power state
1=VIP not vote for going back to normal power state
Reserved
Count VIP busy for number of cycles before raising the power level,
only used when VIP_NORMAL_POWER_IGNORE set to 0
Description
0=Dynamic control CP sclk branch
1=Disable dynamic control of CP sclk branch
0=Programmable dynamic stopping latency
1=Max dynamic stopping latency
0=TCL branch is off
1=TCL branch is on
1=TCL branch shutoff with PROG_DELAY_VALUE delay
Delay TCL clock on/off by number of cycles
Description
0=Dynamic control MC_GUI sclk branch
1=Disable dynamic control of MC_GUI sclk branch
0=Programmable dynamic stopping latency
1=Max dynamic stopping latency
0=MC_GUI branch is off
1=MC_GUI branch is on
1=MC_GUI branch shutoff with PROG_DELAY_VALUE delay
Delay MC_GUI clock on/off by number of cycles
Description
0=Dynamic control MC_HOST sclk branch
1=Disable dynamic control of MC_HOST sclk branch
0=Programmable dynamic stopping latency
1=Max dynamic stopping latency
0=MC_HOST branch is off
1=MC_HOST branch is on
1=MC_HOST branch shutoff with PROG_DELAY_VALUE delay
Delay MC_HOST clock on/off by number of cycles
© 2007 Advanced Micro Devices, Inc.
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