FreeCalypso > hg > freecalypso-tools

annotate loadtools/scripts/compal.config @ 927:4e243402f453

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rvinterf/lowlevel: use libprint for backslash-escape output
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 23 May 2023 03:59:42 +0000
parents b0f9d38bfd9e
children
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49ee210fc4fb loadtools/scripts/*.config: new flash config
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1 # This configuration is intended to be applicable to all of C11x, C12x,
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2 # C139 and C140. The "plain" version of compalstage selected below
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3 # should work for all C11x/12x; it will also work on C139/140 phones
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4 # that had the simpler boot code flashed into them, as we do with
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5 # FreeCalypso fw on these phones. When running loadtools with this config
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6 # on C139/140 phones that still have the official fw in them, one will need
49ee210fc4fb loadtools/scripts/*.config: new flash config
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7 # to specify -h compal -c 1004 to use the inefficient ~15 KiB version of
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8 # compalstage.
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10 compal-stage plain
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12 # Whether we are breaking in through compalstage (as above) or through
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13 # tfc139, the re-enabled Calypso boot ROM is used to load our loadagent
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14 # into IRAM. The boot ROM will autodetect the Calypso input clock as
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15 # 26 MHz (physical reality) when entered through compalstage, or as
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16 # 13 MHz when entered through tfc139 - the latter results from the
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17 # original fw setting bit 7 in the FFFF:FD02 register (VTCXO_DIV2),
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18 # which the boot ROM does not clear.
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19 #
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20 # However, the following configuration will result in the ARM core
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21 # being clocked at 52 MHz in both cases.
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23 pll-config 4/1
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24 rhea-cntl 0x00
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26 # The remaining settings are carried out via loadagent commands
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27 init-script compal.init
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29 # Flash can be 2 MiB or 4 MiB, will be autodetected, 4 MiB mapping used
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30 # mapped at 0x03000000 like on other targets, see updated compal.init script
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31 flash single-4M 0x03000000
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33 boot-reflash-hack 0x820000 0x10000
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35 # Perform a Iota poweroff when we are done
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36 exit-mode iota-off