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[147.11.146.144]) by smtp.gmail.com with ESMTPSA id l13sm8887520pgq.33.2020.08.31.18.40.41 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 31 Aug 2020 18:40:44 -0700 (PDT) From: Bin Meng To: Alistair Francis , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Palmer Dabbelt , qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v3 06/16] hw/riscv: microchip_pfsoc: Connect 5 MMUARTs Date: Tue, 1 Sep 2020 09:39:01 +0800 Message-Id: <1598924352-89526-7-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1598924352-89526-1-git-send-email-bmeng.cn@gmail.com> References: <1598924352-89526-1-git-send-email-bmeng.cn@gmail.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::544; envelope-from=bmeng.cn@gmail.com; helo=mail-pg1-x544.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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, 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-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: , Cc: Bastian Koppelmann , Bin Meng , Palmer Dabbelt , Sagar Karandikar Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Bin Meng Microchip PolarFire SoC has 5 MMUARTs, and the Icicle Kit board wires 4 of them out. Let's connect all 5 MMUARTs. Signed-off-by: Bin Meng Reviewed-by: Alistair Francis --- (no changes since v1) include/hw/riscv/microchip_pfsoc.h | 20 ++++++++++++++++++++ hw/riscv/microchip_pfsoc.c | 30 ++++++++++++++++++++++++++++++ hw/riscv/Kconfig | 1 + 3 files changed, 51 insertions(+) diff --git a/include/hw/riscv/microchip_pfsoc.h b/include/hw/riscv/microchip_pfsoc.h index 1953ef1..a5efa1d 100644 --- a/include/hw/riscv/microchip_pfsoc.h +++ b/include/hw/riscv/microchip_pfsoc.h @@ -22,6 +22,8 @@ #ifndef HW_MICROCHIP_PFSOC_H #define HW_MICROCHIP_PFSOC_H +#include "hw/char/mchp_pfsoc_mmuart.h" + typedef struct MicrochipPFSoCState { /*< private >*/ DeviceState parent_obj; @@ -32,6 +34,11 @@ typedef struct MicrochipPFSoCState { RISCVHartArrayState e_cpus; RISCVHartArrayState u_cpus; DeviceState *plic; + MchpPfSoCMMUartState *serial0; + MchpPfSoCMMUartState *serial1; + MchpPfSoCMMUartState *serial2; + MchpPfSoCMMUartState *serial3; + MchpPfSoCMMUartState *serial4; } MicrochipPFSoCState; #define TYPE_MICROCHIP_PFSOC "microchip.pfsoc" @@ -64,14 +71,27 @@ enum { MICROCHIP_PFSOC_L2CC, MICROCHIP_PFSOC_L2LIM, MICROCHIP_PFSOC_PLIC, + MICROCHIP_PFSOC_MMUART0, MICROCHIP_PFSOC_SYSREG, MICROCHIP_PFSOC_MPUCFG, + MICROCHIP_PFSOC_MMUART1, + MICROCHIP_PFSOC_MMUART2, + MICROCHIP_PFSOC_MMUART3, + MICROCHIP_PFSOC_MMUART4, MICROCHIP_PFSOC_ENVM_CFG, MICROCHIP_PFSOC_ENVM_DATA, MICROCHIP_PFSOC_IOSCB_CFG, MICROCHIP_PFSOC_DRAM, }; +enum { + MICROCHIP_PFSOC_MMUART0_IRQ = 90, + MICROCHIP_PFSOC_MMUART1_IRQ = 91, + MICROCHIP_PFSOC_MMUART2_IRQ = 92, + MICROCHIP_PFSOC_MMUART3_IRQ = 93, + MICROCHIP_PFSOC_MMUART4_IRQ = 94, +}; + #define MICROCHIP_PFSOC_MANAGEMENT_CPU_COUNT 1 #define MICROCHIP_PFSOC_COMPUTE_CPU_COUNT 4 diff --git a/hw/riscv/microchip_pfsoc.c b/hw/riscv/microchip_pfsoc.c index d946b2a..cee959a 100644 --- a/hw/riscv/microchip_pfsoc.c +++ b/hw/riscv/microchip_pfsoc.c @@ -11,6 +11,7 @@ * 0) CLINT (Core Level Interruptor) * 1) PLIC (Platform Level Interrupt Controller) * 2) eNVM (Embedded Non-Volatile Memory) + * 3) MMUARTs (Multi-Mode UART) * * This board currently generates devicetree dynamically that indicates at least * two harts and up to five harts. @@ -38,6 +39,7 @@ #include "hw/irq.h" #include "hw/loader.h" #include "hw/sysbus.h" +#include "chardev/char.h" #include "hw/cpu/cluster.h" #include "target/riscv/cpu.h" #include "hw/misc/unimp.h" @@ -46,6 +48,7 @@ #include "hw/riscv/sifive_clint.h" #include "hw/riscv/sifive_plic.h" #include "hw/riscv/microchip_pfsoc.h" +#include "sysemu/sysemu.h" /* * The BIOS image used by this machine is called Hart Software Services (HSS). @@ -69,8 +72,13 @@ static const struct MemmapEntry { [MICROCHIP_PFSOC_L2CC] = { 0x2010000, 0x1000 }, [MICROCHIP_PFSOC_L2LIM] = { 0x8000000, 0x2000000 }, [MICROCHIP_PFSOC_PLIC] = { 0xc000000, 0x4000000 }, + [MICROCHIP_PFSOC_MMUART0] = { 0x20000000, 0x1000 }, [MICROCHIP_PFSOC_SYSREG] = { 0x20002000, 0x2000 }, [MICROCHIP_PFSOC_MPUCFG] = { 0x20005000, 0x1000 }, + [MICROCHIP_PFSOC_MMUART1] = { 0x20100000, 0x1000 }, + [MICROCHIP_PFSOC_MMUART2] = { 0x20102000, 0x1000 }, + [MICROCHIP_PFSOC_MMUART3] = { 0x20104000, 0x1000 }, + [MICROCHIP_PFSOC_MMUART4] = { 0x20106000, 0x1000 }, [MICROCHIP_PFSOC_ENVM_CFG] = { 0x20200000, 0x1000 }, [MICROCHIP_PFSOC_ENVM_DATA] = { 0x20220000, 0x20000 }, [MICROCHIP_PFSOC_IOSCB_CFG] = { 0x37080000, 0x1000 }, @@ -215,6 +223,28 @@ static void microchip_pfsoc_soc_realize(DeviceState *dev, Error **errp) memmap[MICROCHIP_PFSOC_MPUCFG].base, memmap[MICROCHIP_PFSOC_MPUCFG].size); + /* MMUARTs */ + s->serial0 = mchp_pfsoc_mmuart_create(system_memory, + memmap[MICROCHIP_PFSOC_MMUART0].base, + qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART0_IRQ), + serial_hd(0)); + s->serial1 = mchp_pfsoc_mmuart_create(system_memory, + memmap[MICROCHIP_PFSOC_MMUART1].base, + qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART1_IRQ), + serial_hd(1)); + s->serial2 = mchp_pfsoc_mmuart_create(system_memory, + memmap[MICROCHIP_PFSOC_MMUART2].base, + qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART2_IRQ), + serial_hd(2)); + s->serial3 = mchp_pfsoc_mmuart_create(system_memory, + memmap[MICROCHIP_PFSOC_MMUART3].base, + qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART3_IRQ), + serial_hd(3)); + s->serial4 = mchp_pfsoc_mmuart_create(system_memory, + memmap[MICROCHIP_PFSOC_MMUART4].base, + qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART4_IRQ), + serial_hd(4)); + /* eNVM */ memory_region_init_rom(envm_data, OBJECT(dev), "microchip.pfsoc.envm.data", memmap[MICROCHIP_PFSOC_ENVM_DATA].size, diff --git a/hw/riscv/Kconfig b/hw/riscv/Kconfig index 3292fae..ceb7c16 100644 --- a/hw/riscv/Kconfig +++ b/hw/riscv/Kconfig @@ -54,3 +54,4 @@ config MICROCHIP_PFSOC select HART select SIFIVE select UNIMP + select MCHP_PFSOC_MMUART