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Tue, 01 Apr 2025 01:59:15 -0700 (PDT) From: Tim Lee To: peter.maydell@linaro.org Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org, wuhaotsh@google.com, chli30@nuvoton.com, kfting@nuvoton.com, Tim Lee Subject: [PATCH] hw/arm/npcm8xx_boards: Add auto zero flash image and device part number Date: Tue, 1 Apr 2025 16:59:03 +0800 Message-Id: <20250401085903.224787-1-timlee660101@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::630; envelope-from=timlee660101@gmail.com; helo=mail-pl1-x630.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 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, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Tue, 01 Apr 2025 08:58:09 -0400 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1743512345600019100 Content-Type: text/plain; charset="utf-8" Fix flash device part number to `mx66l1g45g` according image-bmc run on npc= m8xx evb board (SPIFlash...SF: Detected mx66l1g45g, total 128 MiB) And add auto zero flash image size to resolve error below after executing `./qemu-system-aarch64 -machine npcm845-evb -drive file=3Dimage-bmc` Error message: qemu-system-aarch64: mx66l1g45g device '/machine/unattached/device[73]' requires 134217728 bytes, mtd0 block backend provides 67108864 bytes Tested: Build passes and runs ./qemu-system-aarch64 -machine npcm845-evb normally Signed-off-by: Tim Lee --- hw/arm/npcm8xx_boards.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/hw/arm/npcm8xx_boards.c b/hw/arm/npcm8xx_boards.c index 3fb8478e72..11b792c613 100644 --- a/hw/arm/npcm8xx_boards.c +++ b/hw/arm/npcm8xx_boards.c @@ -27,6 +27,7 @@ #include "qemu/error-report.h" #include "qemu/datadir.h" #include "qemu/units.h" +#include "system/block-backend.h" =20 #define NPCM845_EVB_POWER_ON_STRAPS 0x000017ff =20 @@ -59,10 +60,21 @@ static void npcm8xx_connect_flash(NPCM7xxFIUState *fiu,= int cs_no, { DeviceState *flash; qemu_irq flash_cs; + BlockBackend *blk; + uint64_t blk_size, perm, shared_perm; =20 flash =3D qdev_new(flash_type); if (dinfo) { qdev_prop_set_drive(flash, "drive", blk_by_legacy_dinfo(dinfo)); + blk =3D blk_by_legacy_dinfo(dinfo); + blk_size =3D blk_getlength(blk); + if (blk_size < fiu->flash_size) { + blk_get_perm(blk, &perm, &shared_perm); + blk_set_perm(blk, BLK_PERM_ALL, BLK_PERM_ALL, &error_abort); + blk_truncate(blk, fiu->flash_size, true, PREALLOC_MODE_OFF, + BDRV_REQ_ZERO_WRITE, &error_abort); + blk_set_perm(blk, perm, shared_perm, &error_abort); + } } qdev_realize_and_unref(flash, BUS(fiu->spi), &error_fatal); =20 @@ -194,7 +206,8 @@ static void npcm845_evb_init(MachineState *machine) qdev_realize(DEVICE(soc), NULL, &error_fatal); =20 npcm8xx_load_bootrom(machine, soc); - npcm8xx_connect_flash(&soc->fiu[0], 0, "w25q256", drive_get(IF_MTD, 0,= 0)); + npcm8xx_connect_flash(&soc->fiu[0], 0, "mx66l1g45g", + drive_get(IF_MTD, 0, 0)); npcm845_evb_i2c_init(soc); npcm845_evb_fan_init(NPCM8XX_MACHINE(machine), soc); npcm8xx_load_kernel(machine, soc); --=20 2.34.1