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annotate loadtools/scripts/c155.init @ 416:30f6d1c32c6f

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doc/Flash-boot-defect article removed (no longer relevant) This article is no longer relevant because the issue in question only affected one (1) defective FCDEV3B board which was not and never will be sold.
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 26 Oct 2018 07:11:08 +0000
parents e7502631a0f9
children 35d3f4c26b96
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e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 # Set WS=3 for both nCS0 and nCS1, same as the more basic Compal phones
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3 w16 fffffb00 00A3
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4 w16 fffffb02 00A3
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6 # We need to switch the CS4/ADD22 pin from its default function of CS4
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 # to the needed ADD22, to access the 8 MiB of flash. Compal's C155/156
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 # in-flash boot code does this setting, but let's do it ourselves too.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 w16 fffef006 0008
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12 # We don't mess with the FFFF:FB10 register on C155/156, i.e., we
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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13 # leave the "enable boot ROM" setting established by compalstage.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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14 # Unlike C139, C155 and C156 phones do have working flash mapping
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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15 # at 0x03000000, so we use that.