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Thu, 10 Sep 2020 22:21:23 -0700 (PDT) Date: Thu, 10 Sep 2020 22:20:54 -0700 In-Reply-To: <20200911052101.2602693-1-hskinnemoen@google.com> Message-Id: <20200911052101.2602693-8-hskinnemoen@google.com> Mime-Version: 1.0 References: <20200911052101.2602693-1-hskinnemoen@google.com> X-Mailer: git-send-email 2.28.0.526.ge36021eeef-goog Subject: [PATCH v9 07/14] hw/arm: Load -bios image as a boot ROM for npcm7xx To: peter.maydell@linaro.org, f4bug@amsat.org Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org, Avi.Fishman@nuvoton.com, kfting@nuvoton.com, Havard Skinnemoen , "=?UTF-8?q?C=C3=A9dric=20Le=20Goater?=" 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::54a; envelope-from=3UwlbXwsKCtI5G86BB2AC2B4CC492.0CAE2AI-12J29BCB4BI.CF4@flex--hskinnemoen.bounces.google.com; 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That's all we know. X-Spam_score_int: -95 X-Spam_score: -9.6 X-Spam_bar: --------- X-Spam_report: (-9.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, 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, USER_IN_DEF_DKIM_WL=-7.5 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 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" Reply-to: Havard Skinnemoen From: Havard Skinnemoen via X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" If a -bios option is specified on the command line, load the image into the internal ROM memory region, which contains the first instructions run by the CPU after reset. If -bios is not specified, the vbootrom included with qemu is loaded by default. Reviewed-by: Tyrone Ting Reviewed-by: C=C3=A9dric Le Goater Reviewed-by: Philippe Mathieu-Daud=C3=A9 Tested-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Havard Skinnemoen --- hw/arm/npcm7xx_boards.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/hw/arm/npcm7xx_boards.c b/hw/arm/npcm7xx_boards.c index 939391c3a3..b4c772d6b5 100644 --- a/hw/arm/npcm7xx_boards.c +++ b/hw/arm/npcm7xx_boards.c @@ -19,12 +19,42 @@ #include "exec/address-spaces.h" #include "hw/arm/npcm7xx.h" #include "hw/core/cpu.h" +#include "hw/loader.h" #include "qapi/error.h" +#include "qemu-common.h" #include "qemu/units.h" +#include "sysemu/sysemu.h" =20 #define NPCM750_EVB_POWER_ON_STRAPS 0x00001ff7 #define QUANTA_GSJ_POWER_ON_STRAPS 0x00001fff =20 +static const char npcm7xx_default_bootrom[] =3D "npcm7xx_bootrom.bin"; + +static void npcm7xx_load_bootrom(MachineState *machine, NPCM7xxState *soc) +{ + g_autofree char *filename =3D NULL; + int ret; + + if (!bios_name) { + bios_name =3D npcm7xx_default_bootrom; + } + + filename =3D qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); + if (!filename) { + error_report("Could not find ROM image '%s'", bios_name); + if (!machine->kernel_filename) { + /* We can't boot without a bootrom or a kernel image. */ + exit(1); + } + return; + } + ret =3D load_image_mr(filename, &soc->irom); + if (ret < 0) { + error_report("Failed to load ROM image '%s'", filename); + exit(1); + } +} + static void npcm7xx_connect_dram(NPCM7xxState *soc, MemoryRegion *dram) { memory_region_add_subregion(get_system_memory(), NPCM7XX_DRAM_BA, dram= ); @@ -61,6 +91,7 @@ static void npcm750_evb_init(MachineState *machine) npcm7xx_connect_dram(soc, machine->ram); qdev_realize(DEVICE(soc), NULL, &error_fatal); =20 + npcm7xx_load_bootrom(machine, soc); npcm7xx_load_kernel(machine, soc); } =20 @@ -72,6 +103,7 @@ static void quanta_gsj_init(MachineState *machine) npcm7xx_connect_dram(soc, machine->ram); qdev_realize(DEVICE(soc), NULL, &error_fatal); =20 + npcm7xx_load_bootrom(machine, soc); npcm7xx_load_kernel(machine, soc); } =20 --=20 2.28.0.526.ge36021eeef-goog