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esp: only assert INTR_DC interrupt flag if selection fails
The datasheet sequence tables confirm that when a target selection fails, only the INTR_DC interrupt flag should be asserted. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Fixes:cf47a41e05
("esp: latch individual bits in ESP_RINTR register") Message-Id: <20210518212511.21688-2-mark.cave-ayland@ilande.co.uk> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> (cherry picked from commitcf1a7a9b37
) Signed-off-by: Michael Roth <michael.roth@amd.com>
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@ -213,7 +213,7 @@ static int esp_select(ESPState *s)
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if (!s->current_dev) {
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/* No such drive */
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s->rregs[ESP_RSTAT] = 0;
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s->rregs[ESP_RINTR] |= INTR_DC;
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s->rregs[ESP_RINTR] = INTR_DC;
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s->rregs[ESP_RSEQ] = SEQ_0;
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esp_raise_irq(s);
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return -1;
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