+# SPDX-License-Identifier: GPL-2.0-or-later
proc helpC100 {} {
- puts "List of useful functions for C100 processor:"
- puts "1) reset init: will set up your Telo board"
- puts "2) setupNOR: will setup NOR access"
- puts "3) showNOR: will show current NOR config registers for 16-bit, 16MB NOR"
- puts "4) setupGPIO: will setup GPIOs for Telo board"
- puts "5) showGPIO: will show current GPIO config registers"
- puts "6) highGPIO5: will set GPIO5=NOR_addr22=1 to access upper 8MB"
- puts "7) lowGPIO5: will set GPIO5=NOR_addr22=0 to access lower 8MB"
- puts "8) showAmbaClk: will show current config registers for Amba Bus Clock"
- puts "9) setupAmbaClk: will setup Amba Bus Clock=165MHz"
- puts "10) showArmClk: will show current config registers for Arm Bus Clock"
- puts "11) setupArmClk: will setup Amba Bus Clock=450MHz"
- puts "12) ooma_board_detect: will show which version of Telo you have"
- puts "13) setupDDR2: will configure DDR2 controller, you must have PLLs configureg"
- puts "14) showDDR2: will show DDR2 config registers"
- puts "15) showWatchdog: will show current regster config for watchdog"
- puts "16) reboot: will trigger watchdog and reboot Telo (hw reset)"
- puts "17) bootNOR: will boot Telo from NOR"
- puts "18) setupUART0: will configure UART0 for 115200 8N1, PLLs have to be confiured"
- puts "19) putcUART0: will print a character on UART0"
- puts "20) putsUART0: will print a string on UART0"
- puts "21) trainDDR2: will run DDR2 training program"
- puts "22) flashUBOOT: will prgram NOR sectors 0-3 with u-boot.bin"
+ echo "List of useful functions for C100 processor:"
+ echo "1) reset init: will set up your Telo board"
+ echo "2) setupNOR: will setup NOR access"
+ echo "3) showNOR: will show current NOR config registers for 16-bit, 16MB NOR"
+ echo "4) setupGPIO: will setup GPIOs for Telo board"
+ echo "5) showGPIO: will show current GPIO config registers"
+ echo "6) highGPIO5: will set GPIO5=NOR_addr22=1 to access upper 8MB"
+ echo "7) lowGPIO5: will set GPIO5=NOR_addr22=0 to access lower 8MB"
+ echo "8) showAmbaClk: will show current config registers for Amba Bus Clock"
+ echo "9) setupAmbaClk: will setup Amba Bus Clock=165MHz"
+ echo "10) showArmClk: will show current config registers for Arm Bus Clock"
+ echo "11) setupArmClk: will setup Amba Bus Clock=450MHz"
+ echo "12) ooma_board_detect: will show which version of Telo you have"
+ echo "13) setupDDR2: will configure DDR2 controller, you must have PLLs configured"
+ echo "14) showDDR2: will show DDR2 config registers"
+ echo "15) showWatchdog: will show current register config for watchdog"
+ echo "16) reboot: will trigger watchdog and reboot Telo (hw reset)"
+ echo "17) bootNOR: will boot Telo from NOR"
+ echo "18) setupUART0: will configure UART0 for 115200 8N1, PLLs have to be configured"
+ echo "19) putcUART0: will print a character on UART0"
+ echo "20) putsUART0: will print a string on UART0"
+ echo "21) trainDDR2: will run DDR2 training program"
+ echo "22) flashUBOOT: will program NOR sectors 0-3 with u-boot.bin"
}
-# mrw,mmw from davinci.cfg
-# mrw: "memory read word", returns value of $reg
-proc mrw {reg} {
- set value ""
- ocd_mem2array value 32 $reg 1
- return $value(0)
-}
+source [find mem_helper.tcl]
# read a 64-bit register (memory mapped)
proc mr64bit {reg} {
- set value ""
- ocd_mem2array value 32 $reg 2
- return $value
+ return [read_memory $reg 32 2]
}
# write a 64-bit register (memory mapped)
proc mw64bit {reg value} {
- set high [expr $value >> 32]
- set low [expr $value & 0xffffffff]
- #puts [format "mw64bit(0x%x): 0x%08x%08x" $reg $high $low]
+ set high [expr {$value >> 32}]
+ set low [expr {$value & 0xffffffff}]
+ #echo [format "mw64bit(0x%x): 0x%08x%08x" $reg $high $low]
mww $reg $low
- mww [expr $reg+4] $high
-}
-
-# mmw: "memory modify word", updates value of $reg
-# $reg <== ((value & ~$clearbits) | $setbits)
-proc mmw {reg setbits clearbits} {
- set old [mrw $reg]
- set new [expr ($old & ~$clearbits) | $setbits]
- mww $reg $new
+ mww [expr {$reg+4}] $high
}
proc showNOR {} {
- puts "This is the current NOR setup"
- set EX_CSEN_REG [regs EX_CSEN_REG ]
- set EX_CS0_SEG_REG [regs EX_CS0_SEG_REG ]
- set EX_CS0_CFG_REG [regs EX_CS0_CFG_REG ]
- set EX_CS0_TMG1_REG [regs EX_CS0_TMG1_REG ]
- set EX_CS0_TMG2_REG [regs EX_CS0_TMG2_REG ]
- set EX_CS0_TMG3_REG [regs EX_CS0_TMG3_REG ]
+ echo "This is the current NOR setup"
+ set EX_CSEN_REG [regs EX_CSEN_REG ]
+ set EX_CS0_SEG_REG [regs EX_CS0_SEG_REG ]
+ set EX_CS0_CFG_REG [regs EX_CS0_CFG_REG ]
+ set EX_CS0_TMG1_REG [regs EX_CS0_TMG1_REG ]
+ set EX_CS0_TMG2_REG [regs EX_CS0_TMG2_REG ]
+ set EX_CS0_TMG3_REG [regs EX_CS0_TMG3_REG ]
set EX_CLOCK_DIV_REG [regs EX_CLOCK_DIV_REG ]
- set EX_MFSM_REG [regs EX_MFSM_REG ]
- set EX_CSFSM_REG [regs EX_CSFSM_REG ]
- set EX_WRFSM_REG [regs EX_WRFSM_REG ]
- set EX_RDFSM_REG [regs EX_RDFSM_REG ]
-
- puts [format "EX_CSEN_REG (0x%x): 0x%x" $EX_CSEN_REG [mrw $EX_CSEN_REG]]
- puts [format "EX_CS0_SEG_REG (0x%x): 0x%x" $EX_CS0_SEG_REG [mrw $EX_CS0_SEG_REG]]
- puts [format "EX_CS0_CFG_REG (0x%x): 0x%x" $EX_CS0_CFG_REG [mrw $EX_CS0_CFG_REG]]
- puts [format "EX_CS0_TMG1_REG (0x%x): 0x%x" $EX_CS0_TMG1_REG [mrw $EX_CS0_TMG1_REG]]
- puts [format "EX_CS0_TMG2_REG (0x%x): 0x%x" $EX_CS0_TMG2_REG [mrw $EX_CS0_TMG2_REG]]
- puts [format "EX_CS0_TMG3_REG (0x%x): 0x%x" $EX_CS0_TMG3_REG [mrw $EX_CS0_TMG3_REG]]
- puts [format "EX_CLOCK_DIV_REG (0x%x): 0x%x" $EX_CLOCK_DIV_REG [mrw $EX_CLOCK_DIV_REG]]
- puts [format "EX_MFSM_REG (0x%x): 0x%x" $EX_MFSM_REG [mrw $EX_MFSM_REG]]
- puts [format "EX_CSFSM_REG (0x%x): 0x%x" $EX_CSFSM_REG [mrw $EX_CSFSM_REG]]
- puts [format "EX_WRFSM_REG (0x%x): 0x%x" $EX_WRFSM_REG [mrw $EX_WRFSM_REG]]
- puts [format "EX_RDFSM_REG (0x%x): 0x%x" $EX_RDFSM_REG [mrw $EX_RDFSM_REG]]
+ set EX_MFSM_REG [regs EX_MFSM_REG ]
+ set EX_CSFSM_REG [regs EX_CSFSM_REG ]
+ set EX_WRFSM_REG [regs EX_WRFSM_REG ]
+ set EX_RDFSM_REG [regs EX_RDFSM_REG ]
+
+ echo [format "EX_CSEN_REG (0x%x): 0x%x" $EX_CSEN_REG [mrw $EX_CSEN_REG]]
+ echo [format "EX_CS0_SEG_REG (0x%x): 0x%x" $EX_CS0_SEG_REG [mrw $EX_CS0_SEG_REG]]
+ echo [format "EX_CS0_CFG_REG (0x%x): 0x%x" $EX_CS0_CFG_REG [mrw $EX_CS0_CFG_REG]]
+ echo [format "EX_CS0_TMG1_REG (0x%x): 0x%x" $EX_CS0_TMG1_REG [mrw $EX_CS0_TMG1_REG]]
+ echo [format "EX_CS0_TMG2_REG (0x%x): 0x%x" $EX_CS0_TMG2_REG [mrw $EX_CS0_TMG2_REG]]
+ echo [format "EX_CS0_TMG3_REG (0x%x): 0x%x" $EX_CS0_TMG3_REG [mrw $EX_CS0_TMG3_REG]]
+ echo [format "EX_CLOCK_DIV_REG (0x%x): 0x%x" $EX_CLOCK_DIV_REG [mrw $EX_CLOCK_DIV_REG]]
+ echo [format "EX_MFSM_REG (0x%x): 0x%x" $EX_MFSM_REG [mrw $EX_MFSM_REG]]
+ echo [format "EX_CSFSM_REG (0x%x): 0x%x" $EX_CSFSM_REG [mrw $EX_CSFSM_REG]]
+ echo [format "EX_WRFSM_REG (0x%x): 0x%x" $EX_WRFSM_REG [mrw $EX_WRFSM_REG]]
+ echo [format "EX_RDFSM_REG (0x%x): 0x%x" $EX_RDFSM_REG [mrw $EX_RDFSM_REG]]
}
proc showGPIO {} {
- puts "This is the current GPIO register setup"
+ echo "This is the current GPIO register setup"
# GPIO outputs register
- set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
+ set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
# GPIO Output Enable register
- set GPIO_OE_REG [regs GPIO_OE_REG]
- set GPIO_HI_INT_ENABLE_REG [regs GPIO_HI_INT_ENABLE_REG]
- set GPIO_LO_INT_ENABLE_REG [regs GPIO_LO_INT_ENABLE_REG]
+ set GPIO_OE_REG [regs GPIO_OE_REG]
+ set GPIO_HI_INT_ENABLE_REG [regs GPIO_HI_INT_ENABLE_REG]
+ set GPIO_LO_INT_ENABLE_REG [regs GPIO_LO_INT_ENABLE_REG]
# GPIO input register
- set GPIO_INPUT_REG [regs GPIO_INPUT_REG]
- set APB_ACCESS_WS_REG [regs APB_ACCESS_WS_REG]
- set MUX_CONF_REG [regs MUX_CONF_REG]
- set SYSCONF_REG [regs SYSCONF_REG]
- set GPIO_ARM_ID_REG [regs GPIO_ARM_ID_REG]
- set GPIO_BOOTSTRAP_REG [regs GPIO_BOOTSTRAP_REG]
- set GPIO_LOCK_REG [regs GPIO_LOCK_REG]
- set GPIO_IOCTRL_REG [regs GPIO_IOCTRL_REG]
- set GPIO_DEVID_REG [regs GPIO_DEVID_REG]
-
- puts [format "GPIO_OUTPUT_REG (0x%x): 0x%x" $GPIO_OUTPUT_REG [mrw $GPIO_OUTPUT_REG]]
- puts [format "GPIO_OE_REG (0x%x): 0x%x" $GPIO_OE_REG [mrw $GPIO_OE_REG]]
- puts [format "GPIO_HI_INT_ENABLE_REG(0x%x): 0x%x" $GPIO_HI_INT_ENABLE_REG [mrw $GPIO_HI_INT_ENABLE_REG]]
- puts [format "GPIO_LO_INT_ENABLE_REG(0x%x): 0x%x" $GPIO_LO_INT_ENABLE_REG [mrw $GPIO_LO_INT_ENABLE_REG]]
- puts [format "GPIO_INPUT_REG (0x%x): 0x%x" $GPIO_INPUT_REG [mrw $GPIO_INPUT_REG]]
- puts [format "APB_ACCESS_WS_REG (0x%x): 0x%x" $APB_ACCESS_WS_REG [mrw $APB_ACCESS_WS_REG]]
- puts [format "MUX_CONF_REG (0x%x): 0x%x" $MUX_CONF_REG [mrw $MUX_CONF_REG]]
- puts [format "SYSCONF_REG (0x%x): 0x%x" $SYSCONF_REG [mrw $SYSCONF_REG]]
- puts [format "GPIO_ARM_ID_REG (0x%x): 0x%x" $GPIO_ARM_ID_REG [mrw $GPIO_ARM_ID_REG]]
- puts [format "GPIO_BOOTSTRAP_REG (0x%x): 0x%x" $GPIO_BOOTSTRAP_REG [mrw $GPIO_BOOTSTRAP_REG]]
- puts [format "GPIO_LOCK_REG (0x%x): 0x%x" $GPIO_LOCK_REG [mrw $GPIO_LOCK_REG]]
- puts [format "GPIO_IOCTRL_REG (0x%x): 0x%x" $GPIO_IOCTRL_REG [mrw $GPIO_IOCTRL_REG]]
- puts [format "GPIO_DEVID_REG (0x%x): 0x%x" $GPIO_DEVID_REG [mrw $GPIO_DEVID_REG]]
+ set GPIO_INPUT_REG [regs GPIO_INPUT_REG]
+ set APB_ACCESS_WS_REG [regs APB_ACCESS_WS_REG]
+ set MUX_CONF_REG [regs MUX_CONF_REG]
+ set SYSCONF_REG [regs SYSCONF_REG]
+ set GPIO_ARM_ID_REG [regs GPIO_ARM_ID_REG]
+ set GPIO_BOOTSTRAP_REG [regs GPIO_BOOTSTRAP_REG]
+ set GPIO_LOCK_REG [regs GPIO_LOCK_REG]
+ set GPIO_IOCTRL_REG [regs GPIO_IOCTRL_REG]
+ set GPIO_DEVID_REG [regs GPIO_DEVID_REG]
+
+ echo [format "GPIO_OUTPUT_REG (0x%x): 0x%x" $GPIO_OUTPUT_REG [mrw $GPIO_OUTPUT_REG]]
+ echo [format "GPIO_OE_REG (0x%x): 0x%x" $GPIO_OE_REG [mrw $GPIO_OE_REG]]
+ echo [format "GPIO_HI_INT_ENABLE_REG(0x%x): 0x%x" $GPIO_HI_INT_ENABLE_REG [mrw $GPIO_HI_INT_ENABLE_REG]]
+ echo [format "GPIO_LO_INT_ENABLE_REG(0x%x): 0x%x" $GPIO_LO_INT_ENABLE_REG [mrw $GPIO_LO_INT_ENABLE_REG]]
+ echo [format "GPIO_INPUT_REG (0x%x): 0x%x" $GPIO_INPUT_REG [mrw $GPIO_INPUT_REG]]
+ echo [format "APB_ACCESS_WS_REG (0x%x): 0x%x" $APB_ACCESS_WS_REG [mrw $APB_ACCESS_WS_REG]]
+ echo [format "MUX_CONF_REG (0x%x): 0x%x" $MUX_CONF_REG [mrw $MUX_CONF_REG]]
+ echo [format "SYSCONF_REG (0x%x): 0x%x" $SYSCONF_REG [mrw $SYSCONF_REG]]
+ echo [format "GPIO_ARM_ID_REG (0x%x): 0x%x" $GPIO_ARM_ID_REG [mrw $GPIO_ARM_ID_REG]]
+ echo [format "GPIO_BOOTSTRAP_REG (0x%x): 0x%x" $GPIO_BOOTSTRAP_REG [mrw $GPIO_BOOTSTRAP_REG]]
+ echo [format "GPIO_LOCK_REG (0x%x): 0x%x" $GPIO_LOCK_REG [mrw $GPIO_LOCK_REG]]
+ echo [format "GPIO_IOCTRL_REG (0x%x): 0x%x" $GPIO_IOCTRL_REG [mrw $GPIO_IOCTRL_REG]]
+ echo [format "GPIO_DEVID_REG (0x%x): 0x%x" $GPIO_DEVID_REG [mrw $GPIO_DEVID_REG]]
}
set CFG_REFCLKFREQ [config CFG_REFCLKFREQ]
set CLKCORE_AHB_CLK_CNTRL [regs CLKCORE_AHB_CLK_CNTRL]
set PLL_CLK_BYPASS [regs PLL_CLK_BYPASS]
-
- puts [format "CLKCORE_AHB_CLK_CNTRL (0x%x): 0x%x" $CLKCORE_AHB_CLK_CNTRL [mrw $CLKCORE_AHB_CLK_CNTRL]]
- ocd_mem2array value 32 $CLKCORE_AHB_CLK_CNTRL 1
+
+ echo [format "CLKCORE_AHB_CLK_CNTRL (0x%x): 0x%x" $CLKCORE_AHB_CLK_CNTRL [mrw $CLKCORE_AHB_CLK_CNTRL]]
+ set value [read_memory $CLKCORE_AHB_CLK_CNTRL 32 1]
# see if the PLL is in bypass mode
- set bypass [expr ($value(0) & $PLL_CLK_BYPASS) >> 24 ]
- puts [format "PLL bypass bit: %d" $bypass]
+ set bypass [expr {($value & $PLL_CLK_BYPASS) >> 24}]
+ echo [format "PLL bypass bit: %d" $bypass]
if {$bypass == 1} {
- puts [format "Amba Clk is set to REFCLK: %d (MHz)" [expr $CFG_REFCLKFREQ/1000000]]
+ echo [format "Amba Clk is set to REFCLK: %d (MHz)" [expr {$CFG_REFCLKFREQ/1000000}]]
} else {
# nope, extract x,y,w and compute the PLL output freq.
- set x [expr ($value(0) & 0x0001F0000) >> 16]
- puts [format "x: %d" $x]
- set y [expr ($value(0) & 0x00000007F)]
- puts [format "y: %d" $y]
- set w [expr ($value(0) & 0x000000300) >> 8]
- puts [format "w: %d" $w]
- puts [format "Amba PLL Clk: %d (MHz)" [expr ($CFG_REFCLKFREQ * $y / (($w + 1) * ($x + 1) * 2))/1000000]]
+ set x [expr {($value & 0x0001F0000) >> 16}]
+ echo [format "x: %d" $x]
+ set y [expr {($value & 0x00000007F)}]
+ echo [format "y: %d" $y]
+ set w [expr {($value & 0x000000300) >> 8}]
+ echo [format "w: %d" $w]
+ echo [format "Amba PLL Clk: %d (MHz)" [expr {($CFG_REFCLKFREQ * $y / (($w + 1) * ($x + 1) * 2))/1000000}]]
}
}
# converted from u-boot/cpu/arm1136/comcerto/bsp100.c (HAL_set_amba_clk())
# this clock is useb by all peripherals (DDR2, ethernet, ebus, etc)
proc setupAmbaClk {} {
- set CLKCORE_PLL_STATUS [regs CLKCORE_PLL_STATUS]
+ set CLKCORE_PLL_STATUS [regs CLKCORE_PLL_STATUS]
set CLKCORE_AHB_CLK_CNTRL [regs CLKCORE_AHB_CLK_CNTRL]
set ARM_PLL_BY_CTRL [regs ARM_PLL_BY_CTRL]
set ARM_AHB_BYP [regs ARM_AHB_BYP]
set PLL_DISABLE [regs PLL_DISABLE]
- set PLL_CLK_BYPASS [regs PLL_CLK_BYPASS]
- set AHB_PLL_BY_CTRL [regs AHB_PLL_BY_CTRL]
+ set PLL_CLK_BYPASS [regs PLL_CLK_BYPASS]
+ set AHB_PLL_BY_CTRL [regs AHB_PLL_BY_CTRL]
set DIV_BYPASS [regs DIV_BYPASS]
set AHBCLK_PLL_LOCK [regs AHBCLK_PLL_LOCK]
set CFG_REFCLKFREQ [config CFG_REFCLKFREQ]
set x [config x_amba]
set y [config y_amba]
- puts [format "Setting Amba PLL to lock to %d MHz" [expr $CONFIG_SYS_HZ_CLOCK/1000000]]
- #puts [format "setupAmbaClk: w= %d" $w]
- #puts [format "setupAmbaClk: x= %d" $x]
- #puts [format "setupAmbaClk: y= %d" $y]
+ echo [format "Setting Amba PLL to lock to %d MHz" [expr {$CONFIG_SYS_HZ_CLOCK/1000000}]]
+ #echo [format "setupAmbaClk: w= %d" $w]
+ #echo [format "setupAmbaClk: x= %d" $x]
+ #echo [format "setupAmbaClk: y= %d" $y]
# set PLL into BYPASS mode using MUX
mmw $CLKCORE_AHB_CLK_CNTRL $PLL_CLK_BYPASS 0x0
# do an internal PLL bypass
sleep 1
# set X, W and X
mmw $CLKCORE_AHB_CLK_CNTRL 0x0 0xFFFFFF
- mmw $CLKCORE_AHB_CLK_CNTRL [expr (($x << 16) + ($w << 8) + $y)] 0x0
+ mmw $CLKCORE_AHB_CLK_CNTRL [expr {($x << 16) + ($w << 8) + $y}] 0x0
# wait for PLL to lock
- puts "Wating for Amba PLL to lock"
- while {[expr [mrw $CLKCORE_PLL_STATUS] & $AHBCLK_PLL_LOCK] == 0} { sleep 1 }
+ echo "Waiting for Amba PLL to lock"
+ while {[expr {[mrw $CLKCORE_PLL_STATUS] & $AHBCLK_PLL_LOCK]} == 0} { sleep 1 }
# remove the internal PLL bypass
mmw $CLKCORE_AHB_CLK_CNTRL 0x0 $AHB_PLL_BY_CTRL
# remove PLL from BYPASS mode using MUX
set CFG_REFCLKFREQ [config CFG_REFCLKFREQ]
set CLKCORE_ARM_CLK_CNTRL [regs CLKCORE_ARM_CLK_CNTRL]
set PLL_CLK_BYPASS [regs PLL_CLK_BYPASS]
-
- puts [format "CLKCORE_ARM_CLK_CNTRL (0x%x): 0x%x" $CLKCORE_ARM_CLK_CNTRL [mrw $CLKCORE_ARM_CLK_CNTRL]]
- ocd_mem2array value 32 $CLKCORE_ARM_CLK_CNTRL 1
+
+ echo [format "CLKCORE_ARM_CLK_CNTRL (0x%x): 0x%x" $CLKCORE_ARM_CLK_CNTRL [mrw $CLKCORE_ARM_CLK_CNTRL]]
+ set value [read_memory $CLKCORE_ARM_CLK_CNTRL 32 1]
# see if the PLL is in bypass mode
- set bypass [expr ($value(0) & $PLL_CLK_BYPASS) >> 24 ]
- puts [format "PLL bypass bit: %d" $bypass]
+ set bypass [expr {($value & $PLL_CLK_BYPASS) >> 24}]
+ echo [format "PLL bypass bit: %d" $bypass]
if {$bypass == 1} {
- puts [format "Amba Clk is set to REFCLK: %d (MHz)" [expr $CFG_REFCLKFREQ/1000000]]
+ echo [format "Amba Clk is set to REFCLK: %d (MHz)" [expr {$CFG_REFCLKFREQ/1000000}]]
} else {
# nope, extract x,y,w and compute the PLL output freq.
- set x [expr ($value(0) & 0x0001F0000) >> 16]
- puts [format "x: %d" $x]
- set y [expr ($value(0) & 0x00000007F)]
- puts [format "y: %d" $y]
- set w [expr ($value(0) & 0x000000300) >> 8]
- puts [format "w: %d" $w]
- puts [format "Arm PLL Clk: %d (MHz)" [expr ($CFG_REFCLKFREQ * $y / (($w + 1) * ($x + 1) * 2))/1000000]]
+ set x [expr {($value & 0x0001F0000) >> 16}]
+ echo [format "x: %d" $x]
+ set y [expr {($value & 0x00000007F)}]
+ echo [format "y: %d" $y]
+ set w [expr {($value & 0x000000300) >> 8}]
+ echo [format "w: %d" $w]
+ echo [format "Arm PLL Clk: %d (MHz)" [expr {($CFG_REFCLKFREQ * $y / (($w + 1) * ($x + 1) * 2))/1000000}]]
}
}
set ARM_PLL_BY_CTRL [regs ARM_PLL_BY_CTRL]
set ARM_AHB_BYP [regs ARM_AHB_BYP]
set PLL_DISABLE [regs PLL_DISABLE]
- set PLL_CLK_BYPASS [regs PLL_CLK_BYPASS]
- set AHB_PLL_BY_CTRL [regs AHB_PLL_BY_CTRL]
+ set PLL_CLK_BYPASS [regs PLL_CLK_BYPASS]
+ set AHB_PLL_BY_CTRL [regs AHB_PLL_BY_CTRL]
set DIV_BYPASS [regs DIV_BYPASS]
set FCLK_PLL_LOCK [regs FCLK_PLL_LOCK]
set CFG_REFCLKFREQ [config CFG_REFCLKFREQ]
set x [config x_arm]
set y [config y_arm]
- puts [format "Setting Arm PLL to lock to %d MHz" [expr $CFG_ARM_CLOCK/1000000]]
- #puts [format "setupArmClk: w= %d" $w]
- #puts [format "setupArmaClk: x= %d" $x]
- #puts [format "setupArmaClk: y= %d" $y]
+ echo [format "Setting Arm PLL to lock to %d MHz" [expr {$CFG_ARM_CLOCK/1000000}]]
+ #echo [format "setupArmClk: w= %d" $w]
+ #echo [format "setupArmaClk: x= %d" $x]
+ #echo [format "setupArmaClk: y= %d" $y]
# set PLL into BYPASS mode using MUX
mmw $CLKCORE_ARM_CLK_CNTRL $PLL_CLK_BYPASS 0x0
# do an internal PLL bypass
sleep 1
# set X, W and X
mmw $CLKCORE_ARM_CLK_CNTRL 0x0 0xFFFFFF
- mmw $CLKCORE_ARM_CLK_CNTRL [expr (($x << 16) + ($w << 8) + $y)] 0x0
+ mmw $CLKCORE_ARM_CLK_CNTRL [expr {($x << 16) + ($w << 8) + $y}] 0x0
# wait for PLL to lock
- puts "Wating for Amba PLL to lock"
- while {[expr [mrw $CLKCORE_PLL_STATUS] & $FCLK_PLL_LOCK] == 0} { sleep 1 }
+ echo "Waiting for Amba PLL to lock"
+ while {[expr {[mrw $CLKCORE_PLL_STATUS] & $FCLK_PLL_LOCK]} == 0} { sleep 1 }
# remove the internal PLL bypass
mmw $CLKCORE_ARM_CLK_CNTRL 0x0 $ARM_PLL_BY_CTRL
# remove PLL from BYPASS mode using MUX
proc setupPLL {} {
- puts "PLLs setup"
+ echo "PLLs setup"
setupAmbaClk
setupArmClk
}
# converted from u-boot/cpu/arm1136/bsp100.c:SoC_mem_init()
proc setupDDR2 {} {
- puts "Configuring DDR2"
-
+ echo "Configuring DDR2"
+
set MEMORY_BASE_ADDR [regs MEMORY_BASE_ADDR]
- set MEMORY_MAX_ADDR [regs MEMORY_MAX_ADDR]
+ set MEMORY_MAX_ADDR [regs MEMORY_MAX_ADDR]
set MEMORY_CR [regs MEMORY_CR]
- set BLOCK_RESET_REG [regs BLOCK_RESET_REG]
- set DDR_RST [regs DDR_RST]
+ set BLOCK_RESET_REG [regs BLOCK_RESET_REG]
+ set DDR_RST [regs DDR_RST]
# put DDR controller in reset (so that it is reset and correctly configured)
# this is only necessary if DDR was previously confiured
# and not reset.
mmw $BLOCK_RESET_REG 0x0 $DDR_RST
- set M [expr 1024 * 1024]
- set DDR_SZ_1024M [expr 1024 * $M]
- set DDR_SZ_256M [expr 256 * $M]
- set DDR_SZ_128M [expr 128 * $M]
- set DDR_SZ_64M [expr 64 * $M]
+ set M [expr {1024 * 1024}]
+ set DDR_SZ_1024M [expr {1024 * $M}]
+ set DDR_SZ_256M [expr {256 * $M}]
+ set DDR_SZ_128M [expr {128 * $M}]
+ set DDR_SZ_64M [expr {64 * $M}]
# ooma_board_detect returns DDR2 memory size
set tmp [ooma_board_detect]
if {$tmp == "128M"} {
- puts "DDR2 size 128MB"
+ echo "DDR2 size 128MB"
set ddr_size $DDR_SZ_128M
} elseif {$tmp == "256M"} {
- puts "DDR2 size 256MB"
+ echo "DDR2 size 256MB"
set ddr_size $DDR_SZ_256M
} else {
- puts "Don't know how to handle this DDR2 size?"
+ echo "Don't know how to handle this DDR2 size?"
}
# Memory setup register
- mww $MEMORY_MAX_ADDR [expr ($ddr_size - 1) + $MEMORY_BASE_ADDR]
- # disbale ROM remap
+ mww $MEMORY_MAX_ADDR [expr {($ddr_size - 1) + $MEMORY_BASE_ADDR}]
+ # disable ROM remap
mww $MEMORY_CR 0x0
# Take DDR controller out of reset
mmw $BLOCK_RESET_REG $DDR_RST 0x0
if {$tmp == "128M"} {
configureDDR2regs_128M
} elseif {$tmp == "256M"} {
- configureDDR2regs_256B
+ configureDDR2regs_256M
} else {
- puts "Don't know how to configure DDR2 setup?"
+ echo "Don't know how to configure DDR2 setup?"
+ }
}
proc showDDR2 {} {
-
+
set DENALI_CTL_00_DATA [regs DENALI_CTL_00_DATA]
set DENALI_CTL_01_DATA [regs DENALI_CTL_01_DATA]
set DENALI_CTL_02_DATA [regs DENALI_CTL_02_DATA]
set DENALI_CTL_20_DATA [regs DENALI_CTL_20_DATA]
set tmp [mr64bit $DENALI_CTL_00_DATA]
- puts [format "DENALI_CTL_00_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_00_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_00_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_00_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_01_DATA]
- puts [format "DENALI_CTL_01_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_01_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_01_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_01_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_02_DATA]
- puts [format "DENALI_CTL_02_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_02_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_02_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_02_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_03_DATA]
- puts [format "DENALI_CTL_03_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_03_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_03_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_03_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_04_DATA]
- puts [format "DENALI_CTL_04_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_04_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_04_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_04_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_05_DATA]
- puts [format "DENALI_CTL_05_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_05_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_05_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_05_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_06_DATA]
- puts [format "DENALI_CTL_06_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_06_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_06_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_06_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_07_DATA]
- puts [format "DENALI_CTL_07_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_07_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_07_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_07_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_08_DATA]
- puts [format "DENALI_CTL_08_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_08_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_08_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_08_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_09_DATA]
- puts [format "DENALI_CTL_09_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_09_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_09_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_09_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_10_DATA]
- puts [format "DENALI_CTL_10_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_10_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_10_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_10_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_11_DATA]
- puts [format "DENALI_CTL_11_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_11_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_11_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_11_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_12_DATA]
- puts [format "DENALI_CTL_12_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_12_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_12_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_12_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_13_DATA]
- puts [format "DENALI_CTL_13_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_13_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_13_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_13_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_14_DATA]
- puts [format "DENALI_CTL_14_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_14_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_14_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_14_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_15_DATA]
- puts [format "DENALI_CTL_15_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_15_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_15_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_15_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_16_DATA]
- puts [format "DENALI_CTL_16_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_16_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_16_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_16_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_17_DATA]
- puts [format "DENALI_CTL_17_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_17_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_17_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_17_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_18_DATA]
- puts [format "DENALI_CTL_18_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_18_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_18_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_18_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_19_DATA]
- puts [format "DENALI_CTL_19_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_19_DATA $tmp(1) $tmp(0)]
+ echo [format "DENALI_CTL_19_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_19_DATA $tmp(1) $tmp(0)]
set tmp [mr64bit $DENALI_CTL_20_DATA]
- puts [format "DENALI_CTL_20_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_20_DATA $tmp(1) $tmp(0)]
-
+ echo [format "DENALI_CTL_20_DATA (0x%x): 0x%08x%08x" $DENALI_CTL_20_DATA $tmp(1) $tmp(0)]
+
}
proc initC100 {} {
- # this follows u-boot/cpu/arm1136/start.S
- set GPIO_LOCK_REG [regs GPIO_LOCK_REG]
- set GPIO_IOCTRL_REG [regs GPIO_IOCTRL_REG]
- set GPIO_IOCTRL_VAL [regs GPIO_IOCTRL_VAL]
+ # this follows u-boot/cpu/arm1136/start.S
+ set GPIO_LOCK_REG [regs GPIO_LOCK_REG]
+ set GPIO_IOCTRL_REG [regs GPIO_IOCTRL_REG]
+ set GPIO_IOCTRL_VAL [regs GPIO_IOCTRL_VAL]
set APB_ACCESS_WS_REG [regs APB_ACCESS_WS_REG]
set ASA_ARAM_BASEADDR [regs ASA_ARAM_BASEADDR]
- set ASA_ARAM_TC_CR_REG [regs ASA_ARAM_TC_CR_REG]
+ set ASA_ARAM_TC_CR_REG [regs ASA_ARAM_TC_CR_REG]
set ASA_EBUS_BASEADDR [regs ASA_EBUS_BASEADDR]
- set ASA_EBUS_TC_CR_REG [regs ASA_EBUS_TC_CR_REG]
+ set ASA_EBUS_TC_CR_REG [regs ASA_EBUS_TC_CR_REG]
set ASA_TC_REQIDMAEN [regs ASA_TC_REQIDMAEN]
- set ASA_TC_REQTDMEN [regs ASA_TC_REQTDMEN]
- set ASA_TC_REQIPSECUSBEN [regs ASA_TC_REQIPSECUSBEN]
+ set ASA_TC_REQTDMEN [regs ASA_TC_REQTDMEN]
+ set ASA_TC_REQIPSECUSBEN [regs ASA_TC_REQIPSECUSBEN]
set ASA_TC_REQARM0EN [regs ASA_TC_REQARM0EN]
set ASA_TC_REQARM1EN [regs ASA_TC_REQARM1EN]
set ASA_TC_REQMDMAEN [regs ASA_TC_REQMDMAEN]
# set ARM into supervisor mode (SVC32)
# disable IRQ, FIQ
# Do I need this in JTAG mode?
- # it really should be done as 'and ~0x1f | 0xd3 but
+ # it really should be done as 'and ~0x1f | 0xd3 but
# openocd does not support this yet
reg cpsr 0xd3
# /*
# */
# mov r0, #0
# mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
- arm11 mcr c100.cpu 15 0 7 7 0 0x0
+ arm mcr 15 0 7 7 0 0x0
# mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
- arm11 mcr c100.cpu 15 0 8 7 0 0x0
+ arm mcr 15 0 8 7 0 0x0
# /*
# * disable MMU stuff and caches
# */
# mrc p15, 0, r0, c1, c0, 0
- arm11 mrc c100.cpu 15 0 1 0 0
+ arm mrc 15 0 1 0 0
# bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS)
# bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM)
# orr r0, r0, #0x00000002 @ set bit 2 (A) Align
# orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache
- # orr r0, r0, #0x00400000 @ set bit 22 (U)
+ # orr r0, r0, #0x00400000 @ set bit 22 (U)
# mcr p15, 0, r0, c1, c0, 0
- arm11 mcr c100.cpu 15 0 1 0 0 0x401002
+ arm mcr 15 0 1 0 0 0x401002
# This is from bsp_init() in u-boot/boards/mindspeed/ooma-darwin/board.c
# APB init
# // Setting APB Bus Wait states to 1, set post write
# (*(volatile u32*)(APB_ACCESS_WS_REG)) = 0x40;
- mww [expr $APB_ACCESS_WS_REG] 0x40
+ mww $APB_ACCESS_WS_REG 0x40
# AHB init
# // enable all 6 masters for ARAM
- mmw $ASA_ARAM_TC_CR_REG [expr $ASA_TC_REQIDMAEN | $ASA_TC_REQTDMEN | $ASA_TC_REQIPSECUSBEN | $ASA_TC_REQARM0EN | $ASA_TC_REQARM1EN | $ASA_TC_REQMDMAEN] 0x0
+ mmw $ASA_ARAM_TC_CR_REG [expr {$ASA_TC_REQIDMAEN | $ASA_TC_REQTDMEN | $ASA_TC_REQIPSECUSBEN | $ASA_TC_REQARM0EN | $ASA_TC_REQARM1EN | $ASA_TC_REQMDMAEN}] 0x0
# // enable all 6 masters for EBUS
- mmw $ASA_EBUS_TC_CR_REG [expr $ASA_TC_REQIDMAEN | $ASA_TC_REQTDMEN | $ASA_TC_REQIPSECUSBEN | $ASA_TC_REQARM0EN | $ASA_TC_REQARM1EN | $ASA_TC_REQMDMAEN] 0x0
+ mmw $ASA_EBUS_TC_CR_REG [expr {$ASA_TC_REQIDMAEN | $ASA_TC_REQTDMEN | $ASA_TC_REQIPSECUSBEN | $ASA_TC_REQARM0EN | $ASA_TC_REQARM1EN | $ASA_TC_REQMDMAEN}] 0x0
# ARAM init
- # // disable pipeline mode in ARAM
+ # // disable pipeline mode in ARAM
# I don't think this is documented anywhere?
mww $INTC_ARM1_CONTROL_REG 0x1
- # configure clocks
+ # configure clocks
setupPLL
+ # setupUART0 must be run before setupDDR2 as setupDDR2 uses UART.
+ setupUART0
# enable cache
# ? (u-boot does nothing here)
# DDR2 memory init
setupDDR2
- setupUART0
putsUART0 "C100 initialization complete.\n"
- puts "C100 initialization complete."
+ echo "C100 initialization complete."
}
# show current state of watchdog timer
proc showWatchdog {} {
set TIMER_WDT_HIGH_BOUND [regs TIMER_WDT_HIGH_BOUND]
- set TIMER_WDT_CONTROL [regs TIMER_WDT_CONTROL]
+ set TIMER_WDT_CONTROL [regs TIMER_WDT_CONTROL]
set TIMER_WDT_CURRENT_COUNT [regs TIMER_WDT_CURRENT_COUNT]
-
- puts [format "TIMER_WDT_HIGH_BOUND (0x%x): 0x%x" $TIMER_WDT_HIGH_BOUND [mrw $TIMER_WDT_HIGH_BOUND]]
- puts [format "TIMER_WDT_CONTROL (0x%x): 0x%x" $TIMER_WDT_CONTROL [mrw $TIMER_WDT_CONTROL]]
- puts [format "TIMER_WDT_CURRENT_COUNT (0x%x): 0x%x" $TIMER_WDT_CURRENT_COUNT [mrw $TIMER_WDT_CURRENT_COUNT]]
+
+ echo [format "TIMER_WDT_HIGH_BOUND (0x%x): 0x%x" $TIMER_WDT_HIGH_BOUND [mrw $TIMER_WDT_HIGH_BOUND]]
+ echo [format "TIMER_WDT_CONTROL (0x%x): 0x%x" $TIMER_WDT_CONTROL [mrw $TIMER_WDT_CONTROL]]
+ echo [format "TIMER_WDT_CURRENT_COUNT (0x%x): 0x%x" $TIMER_WDT_CURRENT_COUNT [mrw $TIMER_WDT_CURRENT_COUNT]]
}
# converted from u-boot/cpu/arm1136/comcerto/intrrupts.c:void reset_cpu (ulong ignored)
# watchdog reset effectively works as hw. reset
proc reboot {} {
set TIMER_WDT_HIGH_BOUND [regs TIMER_WDT_HIGH_BOUND]
- set TIMER_WDT_CONTROL [regs TIMER_WDT_CONTROL]
+ set TIMER_WDT_CONTROL [regs TIMER_WDT_CONTROL]
set TIMER_WDT_CURRENT_COUNT [regs TIMER_WDT_CURRENT_COUNT]
# allow the counter to count to high value before triggering
- # this is because regsiter writes are slow over JTAG and
+ # this is because register writes are slow over JTAG and
# I don't want to miss the high_bound==curr_count condition
mww $TIMER_WDT_HIGH_BOUND 0xffffff
mww $TIMER_WDT_CURRENT_COUNT 0x0
- puts "JTAG speed lowered to 100kHz"
- jtag_khz 100
+ echo "JTAG speed lowered to 100kHz"
+ adapter speed 100
mww $TIMER_WDT_CONTROL 0x1
# wait until the reset
- puts -nonewline "Wating for watchdog to trigger..."
- #while {[mrw $TIMER_WDT_CONTROL] == 1} {
- # puts [format "TIMER_WDT_CURRENT_COUNT (0x%x): 0x%x" $TIMER_WDT_CURRENT_COUNT [mrw $TIMER_WDT_CURRENT_COUNT]]
- # sleep 1
- #
+ echo -n "Waiting for watchdog to trigger..."
+ #while {[mrw $TIMER_WDT_CONTROL] == 1} {
+ # echo [format "TIMER_WDT_CURRENT_COUNT (0x%x): 0x%x" $TIMER_WDT_CURRENT_COUNT [mrw $TIMER_WDT_CURRENT_COUNT]]
+ # sleep 1
+ #
#}
while {[c100.cpu curstate] != "running"} { sleep 1}
- puts "done."
- puts [format "Note that C100 is in %s state, type halt to stop" [c100.cpu curstate]]
+ echo "done."
+ echo [format "Note that C100 is in %s state, type halt to stop" [c100.cpu curstate]]
}
projects / fw / openocd / blobdiff