FreeCalypso > hg > freecalypso-sw

annotate target-utils/tf-breakin/payload.S @ 941:6b0b2f6dbb20

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gsm-fw/services/ffs/drv.c: AMD multi-bank flash driver fixed for Pirelli and future FreeCalypso hardware
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sun, 01 Nov 2015 00:07:09 +0000
parents 4e0aa166baa5
children 7166c8311b0d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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356
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 .text
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 .org 0
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 .code 32
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5 @ set CPSR like mot931c payload does
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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6 msr CPSR_c, #0xd3
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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7 @ disable the watchdog
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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8 ldr r1, =0xfffff802
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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9 mov r0, #0xf5
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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10 strh r0, [r1, #2]
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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11 mov r0, #0xa0
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 strh r0, [r1, #2]
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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13 @ MODEM UART
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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14 ldr r6, =0xffff5800
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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15 @ wait for any previous output to flush out
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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16 1: ldrb r0, [r6, #5]
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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17 tst r0, #0x20
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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18 beq 1b
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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19 @ send our indication
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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20 adr r1, outstr
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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21 mov r2, #6
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22 1: ldrb r0, [r1], #1
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23 strb r0, [r6]
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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24 subs r2, r2, #1
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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25 bne 1b
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26 @ wait for this output to go out to the TxD pin
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27 1: ldrb r0, [r6, #5]
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 tst r0, #0x40
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29 beq 1b
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
30 @ enable the Calypso boot ROM
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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31 ldr r1, =0xFFFFFB10
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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32 mov r2, #0x0100
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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33 strh r2, [r1]
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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34 @ jump to it!
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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35 mov pc, #0
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
36
4e0aa166baa5 target-utils/tf-breakin: payload written for the TF C139 break-in attempt
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
37 outstr: .byte 2,2,2,'O','K',2