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annotate level1/modules/llcocosdc.asm @ 2879:531841047512 lwtools-port

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boot_scsi.asm: Fix SCSI ID when booting from SCSI Due to a typo it would probe for SCSI ID 4 instead of default 0 (or 8 for HDBDOS/SuperDriver).
author Tormod Volden <debian.tormod@gmail.com>
date Sun, 24 Nov 2013 16:08:53 +0100
parents 05426dd4e24e
children 545a59f51fee
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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diff changeset
1 ********************************************************************
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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2 * llcocosdc - CoCo SD Low-level driver
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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3 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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4 * $Id$
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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5 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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6 * Edt/Rev YYYY/MM/DD Modified by
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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7 * Comment
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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8 * ------------------------------------------------------------------
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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9 * 2004/??/?? Boisy G. Pitre
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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10 * Created.
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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11
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
12 NAM llcocosdc
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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diff changeset
13 TTL CoCo SDC Low-level driver
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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14
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
15 USE defsfile
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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16 USE rbsuper.d
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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17
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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18 tylg SET Sbrtn+Objct
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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19 atrv SET ReEnt+rev
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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20 rev SET 0
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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21
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
22
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
23 MOD eom,name,tylg,atrv,start,0
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
24
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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25 ORG V.LLMem
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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26 * Low-level driver static memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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27
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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28 name FCS /llcocosdc/
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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29
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
30 start bra ll_init
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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31 nop
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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32 lbra ll_read
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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33 lbra ll_write
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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34 bra ll_getstat
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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35 nop
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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36 lbra ll_setstat
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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37 * lbra ll_term
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
38
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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39 * ll_term
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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40 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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diff changeset
41 * Entry:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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42 * Y = address of device descriptor
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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43 * U = address of device memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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44 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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45 * Exit:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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46 * CC = carry set on error
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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47 * B = error code
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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48 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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49 ll_term
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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50 clrb
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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51 rts
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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52
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
53 * ll_init
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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54 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
55 * Entry:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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56 * Y = address of device descriptor
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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57 * U = address of device memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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58 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
59 * Exit:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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60 * CC = carry set on error
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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61 * B = error code
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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62 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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diff changeset
63 ll_init
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
64 ldy V.PORT-UOFFSET,u
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
65 ldb #$43
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
66 stb -$0A,y
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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67 clrb
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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68 rts
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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69
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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70
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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71 * ll_getstat
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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72 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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73 * Entry:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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74 * Y = address of path descriptor
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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75 * U = address of device memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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76 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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77 * Exit:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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78 * CC = carry set on error
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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79 * B = error code
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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80 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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81 ll_getstat
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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82 lda R$B,x
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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83 cmpa #SS.DSize
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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84 beq SSDSize
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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85 ldb #E$UnkSvc
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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86 coma
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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87 rts
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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88
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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89
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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90 * SS.DSize - Return size information about a device
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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91 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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92 * Entry: B = SS.DSize
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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93 * Exit: Carry = 1; error with code in B
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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94 * Carry = 0:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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95 * IF B = 0
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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96 * A = Sector Size (1 = 256, 2 = 512, 4 = 1024, 8 = 2048)
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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97 * X = Number of Sectors (bits 31-16)
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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diff changeset
98 * Y = Number of Sectors (Bits 15-0)
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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99 * IF B != 0
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
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diff changeset
100 * A = Sector Size (1 = 256, 2 = 512, 4 = 1024, 8 = 2048)
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
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101 * X = Number of Logical Cylinders
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
102 * B = Number of Logical Sides
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
103 * Y = Number of Logical Sectors/Track
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
104 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
105 SSDSize
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
106 clrb
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
107 rts
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
108
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
109
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
110 * ll_setstat
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
111 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
112 * Entry:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
113 * Y = address of path descriptor
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
114 * U = address of device memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
115 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
116 * Exit:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
117 * CC = carry set on error
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
118 * B = error code
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
119 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
120 ll_setstat
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
121 clrb
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
122 rts
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
123
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
124 * ll_read
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
125 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
126 * Entry:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
127 * Y = address of path descriptor
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
128 * U = address of device memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
129 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
130 * Static memory referenced:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
131 * V.CchPSpot = address of spot in cache where physical sector data will go
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
132 * sectsize = sector size (0=256,1=512,2=1024,3=2048)
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
133 * V.SectCnt = sectors to read
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
134 * V.PhysSect = physical sector to start read from
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
135 ll_read
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
136 lda PD.DRV,y
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
137 ldb V.PhysSect,u
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
138 ldx V.PhysSect+1,u
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
139 ldy V.PORT-UOFFSET,u
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
140 ldu V.CchPSpot,u
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
141
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
142 stb -1,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
143 stx ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
144 ora #$80
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
145 sta -2,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
146 exg a,a
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
147
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
148 ldx #0
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
149 rdWait lda -2,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
150 bmi rdFail
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
151 bita #2
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
152 bne rdRdy
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
153 leax -1,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
154 bne rdWait
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
155 rdFail
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
156 ldb #E$Read
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
157 coma
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
158 rts
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
159
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
160 rdRdy leax ,u
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
161 ldd #32*256+8
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
162 rdChnk ldu ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
163 stu ,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
164 ldu ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
165 stu 2,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
166 ldu ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
167 stu 4,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
168 ldu ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
169 stu 6,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
170 abx
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
171 deca
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
172 bne rdChnk
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
173
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
174 rts
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
175
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
176
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
177 * ll_write
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
178 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
179 * Entry:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
180 * Y = address of path descriptor
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
181 * U = address of device memory area
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
182 *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
183 * Static memory referenced:
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
184 * V.CchPSpot = address of spot in cache where physical sector data is
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
185 * sectsize = sector size (0=256,1=512,2=1024,3=2048)
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
186 * V.SectCnt = sectors to read
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
187 * V.PhysSect = physical sector to start read from
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
188 ll_write
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
189 lda PD.DRV,y
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
190 ldb V.PhysSect,u
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
191 ldx V.PhysSect+1,u
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
192 ldy V.PORT-UOFFSET,u
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
193 ldu V.CchPSpot,u
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
194
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
195 stb -1,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
196 stx ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
197 ora #$A0
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
198 sta -2,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
199 exg a,a
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
200
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
201 ldx #0
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
202 wrWait lda -2,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
203 bmi wrFail
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
204 bita #2
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
205 bne wrRdy
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
206 leax -1,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
207 bne wrWait
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
208 wrFail
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
209 ldb #E$Write
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
210 coma
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
211 rts
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
212
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
213 wrRdy leax ,u
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
214 ldd #64*256+4
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
215 wrChnk ldu ,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
216 stu ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
217 ldu 2,x
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
218 stu ,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
219 abx
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
220 deca
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
221 bne wrChnk
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
222
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
223 wrComp lda -2,y
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
224 bmi wrFail
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
225 lsra
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
226 bcs wrComp
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
227
2818
05426dd4e24e ll_init now puts CoCo SDC in enhanced mode.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2817
diff changeset
228 rts
2817
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
229
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
230 EMOD
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
231 eom EQU *
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
232 END
5c6b71612ce4 Added low level CoCo SDC driver and made makefile changes for coco3 and coco3_6309 to build boot disks for this new driver.
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
233