Add hooks to drive the activity led via the GPIO pin 1, as required by some
tekram and symbios adapters.
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@ -1,4 +1,4 @@
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; $NetBSD: siop.ss,v 1.12 2000/10/23 14:53:53 bouyer Exp $
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; $NetBSD: siop.ss,v 1.13 2002/04/18 11:56:11 bouyer Exp $
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;
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; Copyright (c) 2000 Manuel Bouyer.
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@ -81,6 +81,9 @@ ENTRY get_extmsgdata;
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ENTRY resel_targ0;
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ENTRY msgin_space;
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ENTRY lunsw_return;
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ENTRY led_on1;
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ENTRY led_on2;
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ENTRY led_off;
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EXTERN abs_script_sched_slot0;
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EXTERN abs_targ0;
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EXTERN abs_msgin;
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@ -134,6 +137,10 @@ reselect_fail:
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; check that host asserted SIGP, this'll clear SIGP in ISTAT
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MOVE CTEST2 & 0x40 TO SFBR;
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INT int_resfail, IF 0x00;
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; a NOP by default; patched with MOVE GPREG & 0xfe to GPREG on compile-time
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; option "SIOP_SYMLED"
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led_on1:
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NOP;
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script_sched:
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; Clear DSA and init status
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MOVE 0xff to DSA0;
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@ -197,7 +204,15 @@ reselect:
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MOVE 0xff to DSA3;
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MOVE 0x00 to SCRATCHA2; no tag
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MOVE 0x20 to SCRATCHA3; simple tag msg, ignored by reselected:
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; a NOP by default; patched with MOVE GPREG | 0x01 to GPREG on compile-time
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; option "SIOP_SYMLED"
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led_off:
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NOP;
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WAIT RESELECT REL(reselect_fail)
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; a NOP by default; patched with MOVE GPREG & 0xfe to GPREG on compile-time
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; option "SIOP_SYMLED"
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led_on2:
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NOP;
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MOVE SSID & 0x8f to SFBR
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MOVE SFBR to SCRATCHA0 ; save reselect ID
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; find the rigth param for this target
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@ -406,3 +421,9 @@ ldsa_select:
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JUMP ldsa_abs_selected;
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ldsa_data:
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NOP; contains data used by the MOVE MEMORY
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PROC siop_led_on:
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MOVE GPREG & 0xfe TO GPREG;
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PROC siop_led_off:
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MOVE GPREG | 0x01 TO GPREG;
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