diff options
Diffstat (limited to 'hw/xics.c')
-rw-r--r-- | hw/xics.c | 20 |
1 files changed, 8 insertions, 12 deletions
@@ -179,13 +179,13 @@ struct ics_irq_state { #define XICS_STATUS_REJECTED 0x4 #define XICS_STATUS_MASKED_PENDING 0x8 uint8_t status; - bool lsi; }; struct ics_state { int nr_irqs; int offset; qemu_irq *qirqs; + bool *islsi; struct ics_irq_state *irqs; struct icp_state *icp; }; @@ -254,9 +254,8 @@ static void set_irq_lsi(struct ics_state *ics, int srcno, int val) static void ics_set_irq(void *opaque, int srcno, int val) { struct ics_state *ics = (struct ics_state *)opaque; - struct ics_irq_state *irq = ics->irqs + srcno; - if (irq->lsi) { + if (ics->islsi[srcno]) { set_irq_lsi(ics, srcno, val); } else { set_irq_msi(ics, srcno, val); @@ -293,7 +292,7 @@ static void ics_write_xive(struct ics_state *ics, int nr, int server, trace_xics_ics_write_xive(nr, srcno, server, priority); - if (irq->lsi) { + if (ics->islsi[srcno]) { write_xive_lsi(ics, srcno); } else { write_xive_msi(ics, srcno); @@ -314,10 +313,8 @@ static void ics_resend(struct ics_state *ics) int i; for (i = 0; i < ics->nr_irqs; i++) { - struct ics_irq_state *irq = ics->irqs + i; - /* FIXME: filter by server#? */ - if (irq->lsi) { + if (ics->islsi[i]) { resend_lsi(ics, i); } else { resend_msi(ics, i); @@ -332,7 +329,7 @@ static void ics_eoi(struct ics_state *ics, int nr) trace_xics_ics_eoi(nr); - if (irq->lsi) { + if (ics->islsi[srcno]) { irq->status &= ~XICS_STATUS_SENT; } } @@ -354,7 +351,7 @@ void xics_set_irq_type(struct icp_state *icp, int irq, bool lsi) { assert(ics_valid_irq(icp->ics, irq)); - icp->ics->irqs[irq - icp->ics->offset].lsi = lsi; + icp->ics->islsi[irq - icp->ics->offset] = lsi; } static target_ulong h_cppr(PowerPCCPU *cpu, sPAPREnvironment *spapr, @@ -518,10 +515,8 @@ static void xics_reset(void *opaque) qemu_set_irq(icp->ss[i].output, 0); } + memset(ics->irqs, 0, sizeof(struct ics_irq_state) * ics->nr_irqs); for (i = 0; i < ics->nr_irqs; i++) { - /* Reset everything *except* the type */ - ics->irqs[i].server = 0; - ics->irqs[i].status = 0; ics->irqs[i].priority = 0xff; ics->irqs[i].saved_priority = 0xff; } @@ -568,6 +563,7 @@ struct icp_state *xics_system_init(int nr_irqs) ics->nr_irqs = nr_irqs; ics->offset = XICS_IRQ_BASE; ics->irqs = g_malloc0(nr_irqs * sizeof(struct ics_irq_state)); + ics->islsi = g_malloc0(nr_irqs * sizeof(bool)); icp->ics = ics; ics->icp = icp; |