From patchwork Mon Jan 7 15:38:32 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 209986 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 69F932C0098 for ; Tue, 8 Jan 2013 03:44:39 +1100 (EST) Received: from localhost ([::1]:52007 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TsEnd-0005F8-RA for incoming@patchwork.ozlabs.org; Mon, 07 Jan 2013 10:39:41 -0500 Received: from eggs.gnu.org ([208.118.235.92]:40908) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TsEnA-0004QA-En for qemu-devel@nongnu.org; Mon, 07 Jan 2013 10:39:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TsEn4-00073m-9w for qemu-devel@nongnu.org; Mon, 07 Jan 2013 10:39:12 -0500 Received: from cantor2.suse.de ([195.135.220.15]:39853 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TsEn4-00073b-1B; Mon, 07 Jan 2013 10:39:06 -0500 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id 834D0A4EB7; Mon, 7 Jan 2013 16:39:05 +0100 (CET) From: Alexander Graf To: qemu-devel@nongnu.org Date: Mon, 7 Jan 2013 16:38:32 +0100 Message-Id: <1357573140-8877-4-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1357573140-8877-1-git-send-email-agraf@suse.de> References: <1357573140-8877-1-git-send-email-agraf@suse.de> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x X-Received-From: 195.135.220.15 Cc: Blue Swirl , Scott Wood , qemu-ppc@nongnu.org, Aurelien Jarno Subject: [Qemu-devel] [PATCH 03/31] openpic: support large vectors on FSL mpic X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Scott Wood Previously only the spurious vector was sized appropriately to the openpic model. Also, instances of "IPVP_VECTOR(opp->spve)" were replace with just "opp->spve", as opp->spve is already just a vector and not an IVPR. Signed-off-by: Scott Wood Signed-off-by: Alexander Graf --- hw/openpic.c | 22 ++++++++++------------ 1 files changed, 10 insertions(+), 12 deletions(-) diff --git a/hw/openpic.c b/hw/openpic.c index 44f7cc4..f0877fa 100644 --- a/hw/openpic.c +++ b/hw/openpic.c @@ -51,7 +51,6 @@ #define MAX_CPU 15 #define MAX_SRC 256 #define MAX_TMR 4 -#define VECTOR_BITS 8 #define MAX_IPI 4 #define MAX_MSI 8 #define MAX_IRQ (MAX_SRC + MAX_IPI + MAX_TMR) @@ -197,8 +196,7 @@ typedef struct IRQ_src_t { #define IPVP_PRIORITY_MASK (0xF << 16) #define IPVP_PRIORITY(_ipvpr_) ((int)(((_ipvpr_) & IPVP_PRIORITY_MASK) >> 16)) -#define IPVP_VECTOR_MASK ((1 << VECTOR_BITS) - 1) -#define IPVP_VECTOR(_ipvpr_) ((_ipvpr_) & IPVP_VECTOR_MASK) +#define IPVP_VECTOR(opp, _ipvpr_) ((_ipvpr_) & (opp)->vector_mask) /* IDE[EP/CI] are only for FSL MPIC prior to v4.0 */ #define IDE_EP 0x80000000 /* external pin */ @@ -221,7 +219,7 @@ typedef struct OpenPICState { uint32_t nb_irqs; uint32_t vid; uint32_t veni; /* Vendor identification register */ - uint32_t spve_mask; + uint32_t vector_mask; uint32_t tifr_reset; uint32_t ipvp_reset; uint32_t ide_reset; @@ -447,7 +445,7 @@ static void openpic_reset(DeviceState *d) (opp->vid << FREP_VID_SHIFT); opp->pint = 0; - opp->spve = -1 & opp->spve_mask; + opp->spve = -1 & opp->vector_mask; opp->tifr = opp->tifr_reset; /* Initialise IRQ sources */ for (i = 0; i < opp->max_irq; i++) { @@ -496,7 +494,7 @@ static inline void write_IRQreg_ipvp(OpenPICState *opp, int n_IRQ, uint32_t val) /* NOTE: not fully accurate for special IRQs, but simple and sufficient */ /* ACTIVITY bit is read-only */ opp->src[n_IRQ].ipvp = (opp->src[n_IRQ].ipvp & IPVP_ACTIVITY_MASK) | - (val & (IPVP_MASK_MASK | IPVP_PRIORITY_MASK | IPVP_VECTOR_MASK)); + (val & (IPVP_MASK_MASK | IPVP_PRIORITY_MASK | opp->vector_mask)); openpic_update_irq(opp, n_IRQ); DPRINTF("Set IPVP %d to 0x%08x -> 0x%08x\n", n_IRQ, val, opp->src[n_IRQ].ipvp); @@ -559,7 +557,7 @@ static void openpic_gbl_write(void *opaque, hwaddr addr, uint64_t val, } break; case 0x10E0: /* SPVE */ - opp->spve = val & opp->spve_mask; + opp->spve = val & opp->vector_mask; break; default: break; @@ -896,7 +894,7 @@ static uint32_t openpic_cpu_read_internal(void *opaque, hwaddr addr, DPRINTF("PIAC: irq=%d\n", n_IRQ); if (n_IRQ == -1) { /* No more interrupt pending */ - retval = IPVP_VECTOR(opp->spve); + retval = opp->spve; } else { src = &opp->src[n_IRQ]; if (!(src->ipvp & IPVP_ACTIVITY_MASK) || @@ -906,11 +904,11 @@ static uint32_t openpic_cpu_read_internal(void *opaque, hwaddr addr, * and the pending IRQ isn't allowed anymore */ src->ipvp &= ~IPVP_ACTIVITY_MASK; - retval = IPVP_VECTOR(opp->spve); + retval = opp->spve; } else { /* IRQ enter servicing state */ IRQ_setbit(&dst->servicing, n_IRQ); - retval = IPVP_VECTOR(src->ipvp); + retval = IPVP_VECTOR(opp, src->ipvp); } IRQ_resetbit(&dst->raised, n_IRQ); dst->raised.next = -1; @@ -1195,7 +1193,7 @@ static int openpic_init(SysBusDevice *dev) opp->nb_irqs = 80; opp->vid = VID_REVISION_1_2; opp->veni = VENI_GENERIC; - opp->spve_mask = 0xFFFF; + opp->vector_mask = 0xFFFF; opp->tifr_reset = 0; opp->ipvp_reset = IPVP_MASK_MASK; opp->ide_reset = 1 << 0; @@ -1211,7 +1209,7 @@ static int openpic_init(SysBusDevice *dev) opp->nb_irqs = RAVEN_MAX_EXT; opp->vid = VID_REVISION_1_3; opp->veni = VENI_GENERIC; - opp->spve_mask = 0xFF; + opp->vector_mask = 0xFF; opp->tifr_reset = 4160000; opp->ipvp_reset = IPVP_MASK_MASK | IPVP_MODE_MASK; opp->ide_reset = 0;