From patchwork Tue Sep 3 15:39:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 13788971 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1AFCECD3443 for ; Tue, 3 Sep 2024 15:41:13 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1slVdu-0003S5-6J; Tue, 03 Sep 2024 11:40:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1slVdr-0003Gc-BE for qemu-devel@nongnu.org; Tue, 03 Sep 2024 11:40:27 -0400 Received: from mail-wm1-x32c.google.com ([2a00:1450:4864:20::32c]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1slVdo-0006XK-1l for qemu-devel@nongnu.org; Tue, 03 Sep 2024 11:40:27 -0400 Received: by mail-wm1-x32c.google.com with SMTP id 5b1f17b1804b1-42bbffe38e6so30346505e9.0 for ; Tue, 03 Sep 2024 08:40:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1725378015; x=1725982815; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Wuy63rQA82RKd97+v08/nlvdm3U3xnXpwkNWTWLl3/8=; b=W8riVIH2+D6aApWw0pmko5Ev0vIOuyOyuRwJw0V1+kMJDCaNJ+c1mwpqgHuFWdd8qk TyOl144wn8zfsJ3Q8FEIHToNM25R3IZ9n2B5R02gChysYT6MWNrXAd6M6b2ZJWbLVvnS AulIMLhZ1jhWer1zqxHWhTN9RPKVbsxdSpDn25F7ZrAMb+227knwy75athhsomqfqUFV 8Ee49/2oBjd2qCC0aR+J17Kxbp5dwcuAQlHXwbpXZB3zxgM16IHQIxDWPipM83Vm/Dbs KIIvheTUgziyMfpen3wLK5lj4LoZodLysQbzpkRU1K+EPbrKidxT7d3AYg9qxT26VRgP 0x1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725378015; x=1725982815; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Wuy63rQA82RKd97+v08/nlvdm3U3xnXpwkNWTWLl3/8=; b=eLMQRBB1TKFxvGVzM8/yChEpa7nuIdSZFG972m5OnfBpxtO+7TLjs/oR+wTAICYSY+ ULW4KxOZswhDDqjunLGI6MXpM6jukCR+XcajgH19z+MegawYNEhgSDe7oRn11gFS6VfW IVZvl5IN0vz+pm8ulEFLElc0dqEEXkEpNsePiBDKwX/q2BPdwD5bOS1Zk/mkTlbSKekc +DtcBIWzD0Ij7jQsB6FlTijH7LgNGiTdP0qtd5bz0AsY3ETRbJRJwZVXcM8CuQ0FivGH uQh+NzHw+zesdvd7mJm+u8E90I1r/ZjCdQZsFSqWaAzL59/50DqtyNGctpVSacILSmSr bjBw== X-Forwarded-Encrypted: i=1; AJvYcCW39KntmLKKhqdc5nDqHrABWcTMUViwpoArVyUKQnqYJriDASZx8KdgsVE4VZnU1o3zSLr9AXmoYFyJ@nongnu.org X-Gm-Message-State: AOJu0YwEMaM15+27p0x5hjksHR+H0lxuO0Bzs9oFlB/3/palxCMsYQ24 TXkihWeVuNg93KTSSFgJPeng2ZISVMUvUK+FXLpOacLj+shxzcEQXuhXrPrJs4s= X-Google-Smtp-Source: AGHT+IGyevKnzVu803RSdMfgNKlamGBAX7wFk9WO2mvIAhDDOSHpMM8FUWiSsUaxuwijRnfk+WlUpA== X-Received: by 2002:adf:e5d2:0:b0:374:baf1:41bb with SMTP id ffacd0b85a97d-374baf14276mr6864469f8f.3.1725378015148; Tue, 03 Sep 2024 08:40:15 -0700 (PDT) Received: from localhost.localdomain ([78.196.4.158]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-374c90c6c06sm6793002f8f.84.2024.09.03.08.40.14 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Tue, 03 Sep 2024 08:40:14 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: Samuel Tardieu , qemu-devel@nongnu.org Cc: devel@lists.libvirt.org, Magnus Damm , qemu-block@nongnu.org, Yoshinori Sato , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH 3/3] hw/sh4: Remove sh7750_register_io_device() helper Date: Tue, 3 Sep 2024 17:39:59 +0200 Message-ID: <20240903153959.18392-4-philmd@linaro.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240903153959.18392-1-philmd@linaro.org> References: <20240903153959.18392-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32c; envelope-from=philmd@linaro.org; helo=mail-wm1-x32c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org sh7750_register_io_device() was only used by the TC58128 NAND EEPROM which has been removed in the previous commit. Remove it as unused code. Signed-off-by: Philippe Mathieu-Daudé --- include/hw/sh4/sh.h | 16 ------------- hw/sh4/sh7750.c | 57 ++------------------------------------------- 2 files changed, 2 insertions(+), 71 deletions(-) diff --git a/include/hw/sh4/sh.h b/include/hw/sh4/sh.h index b726b987cc..c82feef8d0 100644 --- a/include/hw/sh4/sh.h +++ b/include/hw/sh4/sh.h @@ -38,22 +38,6 @@ struct SH7750State; struct SH7750State *sh7750_init(SuperHCPU *cpu, MemoryRegion *sysmem); -typedef struct { - /* The callback will be triggered if any of the designated lines change */ - uint16_t portamask_trigger; - uint16_t portbmask_trigger; - /* Return 0 if no action was taken */ - int (*port_change_cb) (uint16_t porta, uint16_t portb, - uint16_t *periph_pdtra, - uint16_t *periph_portdira, - uint16_t *periph_pdtrb, - uint16_t *periph_portdirb); -} sh7750_io_device; - -int sh7750_register_io_device(struct SH7750State *s, - sh7750_io_device *device); - -/* sh_serial.c */ #define TYPE_SH_SERIAL "sh-serial" #define SH_SERIAL_FEAT_SCIF (1 << 0) diff --git a/hw/sh4/sh7750.c b/hw/sh4/sh7750.c index ebe0fd96d9..8041b3b651 100644 --- a/hw/sh4/sh7750.c +++ b/hw/sh4/sh7750.c @@ -38,8 +38,6 @@ #include "exec/exec-all.h" #include "trace.h" -#define NB_DEVICES 4 - typedef struct SH7750State { MemoryRegion iomem; MemoryRegion iomem_1f0; @@ -75,7 +73,6 @@ typedef struct SH7750State { uint16_t periph_portdira; /* Direction seen from the peripherals */ uint16_t periph_pdtrb; /* Imposed by the peripherals */ uint16_t periph_portdirb; /* Direction seen from the peripherals */ - sh7750_io_device *devices[NB_DEVICES]; /* External peripherals */ /* Cache */ uint32_t ccr; @@ -92,19 +89,6 @@ static inline int has_bcr3_and_bcr4(SH7750State *s) * I/O ports */ -int sh7750_register_io_device(SH7750State *s, sh7750_io_device *device) -{ - int i; - - for (i = 0; i < NB_DEVICES; i++) { - if (s->devices[i] == NULL) { - s->devices[i] = device; - return 0; - } - } - return -1; -} - static uint16_t portdir(uint32_t v) { #define EVENPORTMASK(n) ((v & (1 << ((n) << 1))) >> (n)) @@ -142,63 +126,26 @@ static uint16_t portb_lines(SH7750State *s) (~(s->portdirb | s->periph_portdirb) & s->portpullupb); /* Pullups */ } -static void gen_port_interrupts(SH7750State *s) -{ - /* XXXXX interrupts not generated */ -} - static void porta_changed(SH7750State *s, uint16_t prev) { - uint16_t currenta, changes; - int i, r = 0; + uint16_t currenta; currenta = porta_lines(s); if (currenta == prev) { return; } trace_sh7750_porta(prev, currenta, s->pdtra, s->pctra); - changes = currenta ^ prev; - - for (i = 0; i < NB_DEVICES; i++) { - if (s->devices[i] && (s->devices[i]->portamask_trigger & changes)) { - r |= s->devices[i]->port_change_cb(currenta, portb_lines(s), - &s->periph_pdtra, - &s->periph_portdira, - &s->periph_pdtrb, - &s->periph_portdirb); - } - } - - if (r) { - gen_port_interrupts(s); - } } static void portb_changed(SH7750State *s, uint16_t prev) { - uint16_t currentb, changes; - int i, r = 0; + uint16_t currentb; currentb = portb_lines(s); if (currentb == prev) { return; } trace_sh7750_portb(prev, currentb, s->pdtrb, s->pctrb); - changes = currentb ^ prev; - - for (i = 0; i < NB_DEVICES; i++) { - if (s->devices[i] && (s->devices[i]->portbmask_trigger & changes)) { - r |= s->devices[i]->port_change_cb(portb_lines(s), currentb, - &s->periph_pdtra, - &s->periph_portdira, - &s->periph_pdtrb, - &s->periph_portdirb); - } - } - - if (r) { - gen_port_interrupts(s); - } } /*