| Message ID | 1602831120-3377-7-git-send-email-chenhc@lemote.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | mips: Add Loongson-3 machine support | expand |
Hi Huacai, On 10/16/20 8:51 AM, Huacai Chen wrote: > Preparing to add Loongson-3 machine support, add Loongson-3's LEFI (a > UEFI-like interface for BIOS-Kernel boot parameters) helpers first. > > Signed-off-by: Huacai Chen <chenhc@lemote.com> > Co-developed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> From the kernel documentation [*] on the "Co-developed-by" tag: A Co-Developed-by: states that the patch was also created by another developer along with the original author. This is useful at times when multiple people work on a single patch. Note, this person also needs to have a Signed-off-by: line in the patch as well. Can Jiaxun Yang add his Signed-off-by tag? [*] https://www.kernel.org/doc/html/v4.17/process/submitting-patches.html#when-to-use-acked-by-cc-and-co-developed-by > --- > hw/mips/loongson3_bootp.c | 162 +++++++++++++++++++++++++++ > hw/mips/loongson3_bootp.h | 225 ++++++++++++++++++++++++++++++++++++++ > hw/mips/meson.build | 1 + > 3 files changed, 388 insertions(+) > create mode 100644 hw/mips/loongson3_bootp.c > create mode 100644 hw/mips/loongson3_bootp.h Consider using scripts/git.orderfile to avoid reviewer scrolling down/up/down/up. > > diff --git a/hw/mips/loongson3_bootp.c b/hw/mips/loongson3_bootp.c > new file mode 100644 > index 0000000000..eab6f51a01 > --- /dev/null > +++ b/hw/mips/loongson3_bootp.c > @@ -0,0 +1,162 @@ > +/* > + * LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) helpers > + * > + * Copyright (c) 2017-2020 Huacai Chen (chenhc@lemote.com) > + * Copyright (c) 2017-2020 Jiaxun Yang <jiaxun.yang@flygoat.com> > + * > + * This program is free software: you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation, either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License > + * along with this program. If not, see <https://www.gnu.org/licenses/>. > + */ > + > +#include "qemu/osdep.h" > +#include "qemu/units.h" > +#include "qemu/cutils.h" > +#include "cpu.h" > +#include "hw/boards.h" > +#include "hw/mips/loongson3_bootp.h" > + > +static struct efi_cpuinfo_loongson *init_cpu_info(void *g_cpuinfo, uint64_t cpu_freq) > +{ > + struct efi_cpuinfo_loongson *c = g_cpuinfo; > + > + stl_le_p(&c->cputype, Loongson_3A); > + stl_le_p(&c->processor_id, MIPS_CPU(first_cpu)->env.CP0_PRid); > + if (cpu_freq > UINT_MAX) { > + stl_le_p(&c->cpu_clock_freq, UINT_MAX); > + } else { > + stl_le_p(&c->cpu_clock_freq, cpu_freq); > + } > + > + stw_le_p(&c->cpu_startup_core_id, 0); > + stl_le_p(&c->nr_cpus, current_machine->smp.cpus); > + stl_le_p(&c->total_node, (current_machine->smp.cpus + 3) / 4); Please replace this magic values by a definition, such: #define LOONGSON3_CORE_PER_NODE 4 Then you can use: stl_le_p(&c->total_node, DIV_ROUND_UP(current_machine->smp.cpus, LOONGSON3_CORE_PER_NODE)); > + > + return c; > +} > + > +static struct efi_memory_map_loongson *init_memory_map(void *g_map, uint64_t ram_size) > +{ > + struct efi_memory_map_loongson *emap = g_map; > + > + stl_le_p(&emap->nr_map, 2); > + stl_le_p(&emap->mem_freq, 300000000); > + > + stl_le_p(&emap->map[0].node_id, 0); > + stl_le_p(&emap->map[0].mem_type, 1); > + stq_le_p(&emap->map[0].mem_start, 0x0); > + stl_le_p(&emap->map[0].mem_size, 240); > + > + stl_le_p(&emap->map[1].node_id, 0); > + stl_le_p(&emap->map[1].mem_type, 2); > + stq_le_p(&emap->map[1].mem_start, 0x90000000); > + stl_le_p(&emap->map[1].mem_size, (ram_size / MiB) - 256); > + > + return emap; > +} > + > +static struct system_loongson *init_system_loongson(void *g_system) > +{ > + struct system_loongson *s = g_system; > + > + stl_le_p(&s->ccnuma_smp, 0); > + stl_le_p(&s->sing_double_channel, 1); > + stl_le_p(&s->nr_uarts, 1); > + stl_le_p(&s->uarts[0].iotype, 2); > + stl_le_p(&s->uarts[0].int_offset, 2); > + stl_le_p(&s->uarts[0].uartclk, 25000000); /* Random value */ > + stq_le_p(&s->uarts[0].uart_base, virt_memmap[VIRT_UART].base); > + > + return s; > +} > + > +static struct irq_source_routing_table *init_irq_source(void *g_irq_source) > +{ > + struct irq_source_routing_table *irq_info = g_irq_source; > + > + stl_le_p(&irq_info->node_id, 0); > + stl_le_p(&irq_info->PIC_type, 0); > + stw_le_p(&irq_info->dma_mask_bits, 64); > + stq_le_p(&irq_info->pci_mem_start_addr, virt_memmap[VIRT_PCIE_MMIO].base); > + stq_le_p(&irq_info->pci_mem_end_addr, virt_memmap[VIRT_PCIE_MMIO].base + > + virt_memmap[VIRT_PCIE_MMIO].size - 1); > + stq_le_p(&irq_info->pci_io_start_addr, virt_memmap[VIRT_PCIE_PIO].base); > + > + return irq_info; > +} > + > +static struct interface_info *init_interface_info(void *g_interface) > +{ > + struct interface_info *interface = g_interface; > + > + stw_le_p(&interface->vers, 0x01); > + strpadcpy(interface->description, 64, "UEFI_Version_v1.0", '\0'); > + > + return interface; > +} > + > +static struct board_devices *board_devices_info(void *g_board) > +{ > + struct board_devices *bd = g_board; > + > + strpadcpy(bd->name, 64, "Loongson-3A-VIRT-1w-V1.00-demo", '\0'); > + > + return bd; > +} > + > +static struct loongson_special_attribute *init_special_info(void *g_special) > +{ > + struct loongson_special_attribute *special = g_special; > + > + strpadcpy(special->special_name, 64, "2017-10-12", '\0'); > + > + return special; > +} > + > +void init_loongson_params(struct loongson_params *lp, void *p, > + uint64_t cpu_freq, uint64_t ram_size) > +{ > + stq_le_p(&lp->cpu_offset, > + (uintptr_t)init_cpu_info(p, cpu_freq) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct efi_cpuinfo_loongson), 64); > + > + stq_le_p(&lp->memory_offset, > + (uintptr_t)init_memory_map(p, ram_size) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct efi_memory_map_loongson), 64); > + > + stq_le_p(&lp->system_offset, > + (uintptr_t)init_system_loongson(p) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct system_loongson), 64); > + > + stq_le_p(&lp->irq_offset, > + (uintptr_t)init_irq_source(p) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct irq_source_routing_table), 64); > + > + stq_le_p(&lp->interface_offset, > + (uintptr_t)init_interface_info(p) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct interface_info), 64); > + > + stq_le_p(&lp->boarddev_table_offset, > + (uintptr_t)board_devices_info(p) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct board_devices), 64); > + > + stq_le_p(&lp->special_offset, > + (uintptr_t)init_special_info(p) - (uintptr_t)lp); > + p += ROUND_UP(sizeof(struct loongson_special_attribute), 64); > +} > + > +void init_reset_system(struct efi_reset_system_t *reset) > +{ > + stq_le_p(&reset->Shutdown, 0xffffffffbfc000a8); > + stq_le_p(&reset->ResetCold, 0xffffffffbfc00080); > + stq_le_p(&reset->ResetWarm, 0xffffffffbfc00080); > +} > diff --git a/hw/mips/loongson3_bootp.h b/hw/mips/loongson3_bootp.h > new file mode 100644 > index 0000000000..1edd736b6a > --- /dev/null > +++ b/hw/mips/loongson3_bootp.h > @@ -0,0 +1,225 @@ > +/* > + * LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) data structrues > + * defined at arch/mips/include/asm/mach-loongson64/boot_param.h in Linux kernel Missing license boilerplate. > + */ > + > +#ifndef HW_MIPS_LOONGSON3_BOOTP_H > +#define HW_MIPS_LOONGSON3_BOOTP_H > + > +struct efi_memory_map_loongson { > + uint16_t vers; /* version of efi_memory_map */ > + uint32_t nr_map; /* number of memory_maps */ > + uint32_t mem_freq; /* memory frequence */ > + struct mem_map { > + uint32_t node_id; /* node_id which memory attached to */ > + uint32_t mem_type; /* system memory, pci memory, pci io, etc. */ > + uint64_t mem_start; /* memory map start address */ > + uint32_t mem_size; /* each memory_map size, not the total size */ > + } map[128]; > +} QEMU_PACKED; > + > +enum loongson_cpu_type { > + Legacy_2E = 0x0, > + Legacy_2F = 0x1, > + Legacy_3A = 0x2, > + Legacy_3B = 0x3, > + Legacy_1A = 0x4, > + Legacy_1B = 0x5, > + Legacy_2G = 0x6, > + Legacy_2H = 0x7, > + Loongson_1A = 0x100, > + Loongson_1B = 0x101, > + Loongson_2E = 0x200, > + Loongson_2F = 0x201, > + Loongson_2G = 0x202, > + Loongson_2H = 0x203, > + Loongson_3A = 0x300, > + Loongson_3B = 0x301 > +}; > + > +/* > + * Capability and feature descriptor structure for MIPS CPU > + */ > +struct efi_cpuinfo_loongson { > + uint16_t vers; /* version of efi_cpuinfo_loongson */ > + uint32_t processor_id; /* PRID, e.g. 6305, 6306 */ > + uint32_t cputype; /* Loongson_3A/3B, etc. */ > + uint32_t total_node; /* num of total numa nodes */ > + uint16_t cpu_startup_core_id; /* Boot core id */ > + uint16_t reserved_cores_mask; > + uint32_t cpu_clock_freq; /* cpu_clock */ > + uint32_t nr_cpus; > + char cpuname[64]; > +} QEMU_PACKED; > + > +#define MAX_UARTS 64 > +struct uart_device { > + uint32_t iotype; > + uint32_t uartclk; > + uint32_t int_offset; > + uint64_t uart_base; > +} QEMU_PACKED; > + > +#define MAX_SENSORS 64 > +#define SENSOR_TEMPER 0x00000001 > +#define SENSOR_VOLTAGE 0x00000002 > +#define SENSOR_FAN 0x00000004 > +struct sensor_device { > + char name[32]; /* a formal name */ > + char label[64]; /* a flexible description */ > + uint32_t type; /* SENSOR_* */ > + uint32_t id; /* instance id of a sensor-class */ > + uint32_t fan_policy; /* step speed or constant speed */ > + uint32_t fan_percent;/* only for constant speed policy */ > + uint64_t base_addr; /* base address of device registers */ > +} QEMU_PACKED; > + > +struct system_loongson { > + uint16_t vers; /* version of system_loongson */ > + uint32_t ccnuma_smp; /* 0: no numa; 1: has numa */ > + uint32_t sing_double_channel;/* 1: single; 2: double */ > + uint32_t nr_uarts; > + struct uart_device uarts[MAX_UARTS]; > + uint32_t nr_sensors; > + struct sensor_device sensors[MAX_SENSORS]; > + char has_ec; > + char ec_name[32]; > + uint64_t ec_base_addr; > + char has_tcm; > + char tcm_name[32]; > + uint64_t tcm_base_addr; > + uint64_t workarounds; > + uint64_t of_dtb_addr; /* NULL if not support */ > +} QEMU_PACKED; > + > +struct irq_source_routing_table { > + uint16_t vers; > + uint16_t size; > + uint16_t rtr_bus; > + uint16_t rtr_devfn; > + uint32_t vendor; > + uint32_t device; > + uint32_t PIC_type; /* conform use HT or PCI to route to CPU-PIC */ > + uint64_t ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */ > + uint64_t ht_enable; /* irqs used in this PIC */ > + uint32_t node_id; /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */ > + uint64_t pci_mem_start_addr; > + uint64_t pci_mem_end_addr; > + uint64_t pci_io_start_addr; > + uint64_t pci_io_end_addr; > + uint64_t pci_config_addr; > + uint16_t dma_mask_bits; > + uint16_t dma_noncoherent; > +} QEMU_PACKED; > + > +struct interface_info { > + uint16_t vers; /* version of the specificition */ > + uint16_t size; > + uint8_t flag; > + char description[64]; > +} QEMU_PACKED; > + > +#define MAX_RESOURCE_NUMBER 128 > +struct resource_loongson { > + uint64_t start; /* resource start address */ > + uint64_t end; /* resource end address */ > + char name[64]; > + uint32_t flags; > +}; > + > +struct archdev_data {}; /* arch specific additions */ > + > +struct board_devices { > + char name[64]; /* hold the device name */ > + uint32_t num_resources; /* number of device_resource */ > + /* for each device's resource */ > + struct resource_loongson resource[MAX_RESOURCE_NUMBER]; > + /* arch specific additions */ > + struct archdev_data archdata; Maybe drop archdev_data and use: char arch_specific_data[]; > +}; > + > +struct loongson_special_attribute { > + uint16_t vers; /* version of this special */ > + char special_name[64]; /* special_atribute_name */ > + uint32_t loongson_special_type; /* type of special device */ > + /* for each device's resource */ > + struct resource_loongson resource[MAX_RESOURCE_NUMBER]; > +}; > + > +struct loongson_params { > + uint64_t memory_offset; /* efi_memory_map_loongson struct offset */ > + uint64_t cpu_offset; /* efi_cpuinfo_loongson struct offset */ > + uint64_t system_offset; /* system_loongson struct offset */ > + uint64_t irq_offset; /* irq_source_routing_table struct offset */ > + uint64_t interface_offset; /* interface_info struct offset */ > + uint64_t special_offset; /* loongson_special_attribute struct offset */ > + uint64_t boarddev_table_offset; /* board_devices offset */ > +}; > + > +struct smbios_tables { > + uint16_t vers; /* version of smbios */ > + uint64_t vga_bios; /* vga_bios address */ > + struct loongson_params lp; > +}; > + > +struct efi_reset_system_t { > + uint64_t ResetCold; > + uint64_t ResetWarm; > + uint64_t ResetType; > + uint64_t Shutdown; > + uint64_t DoSuspend; /* NULL if not support */ > +}; > + > +struct efi_loongson { > + uint64_t mps; /* MPS table */ > + uint64_t acpi; /* ACPI table (IA64 ext 0.71) */ > + uint64_t acpi20; /* ACPI table (ACPI 2.0) */ > + struct smbios_tables smbios; /* SM BIOS table */ > + uint64_t sal_systab; /* SAL system table */ > + uint64_t boot_info; /* boot info table */ > +}; > + > +struct boot_params { > + struct efi_loongson efi; > + struct efi_reset_system_t reset_system; > +}; > + > +/* Overall MMIO & Memory layout */ > +enum { > + VIRT_LOWMEM, > + VIRT_PM, > + VIRT_FW_CFG, > + VIRT_RTC, > + VIRT_PCIE_PIO, > + VIRT_PCIE_ECAM, > + VIRT_BIOS_ROM, > + VIRT_UART, > + VIRT_LIOINTC, > + VIRT_PCIE_MMIO, > + VIRT_HIGHMEM > +}; > + > +/* Low MEM layout for QEMU kernel loader */ > +enum { > + LOADER_KERNEL, > + LOADER_INITRD, > + LOADER_CMDLINE > +}; > + > +/* BIOS ROM layout for QEMU kernel loader */ > +enum { > + LOADER_BOOTROM, > + LOADER_PARAM, > +}; > + > +struct MemmapEntry { > + hwaddr base; > + hwaddr size; > +}; > + > +extern const struct MemmapEntry virt_memmap[]; > +void init_loongson_params(struct loongson_params *lp, void *p, > + uint64_t cpu_freq, uint64_t ram_size); > +void init_reset_system(struct efi_reset_system_t *reset); > + > +#endif > diff --git a/hw/mips/meson.build b/hw/mips/meson.build > index c98391ce99..802e5e4a1d 100644 > --- a/hw/mips/meson.build > +++ b/hw/mips/meson.build > @@ -1,6 +1,7 @@ > mips_ss = ss.source_set() > mips_ss.add(files('addr.c', 'mips_int.c', 'fw_cfg.c')) > mips_ss.add(when: 'CONFIG_FULOONG', if_true: files('fuloong2e.c')) > +mips_ss.add(when: 'CONFIG_LOONGSON3V', if_true: files('loongson3_bootp.c')) > mips_ss.add(when: 'CONFIG_JAZZ', if_true: files('jazz.c')) > mips_ss.add(when: 'CONFIG_MALTA', if_true: files('gt64xxx_pci.c', 'malta.c')) > mips_ss.add(when: 'CONFIG_MIPSSIM', if_true: files('mipssim.c')) > With comment addressed: Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Hi, Philippe, On Fri, Oct 16, 2020 at 10:24 PM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote: > > Hi Huacai, > > On 10/16/20 8:51 AM, Huacai Chen wrote: > > Preparing to add Loongson-3 machine support, add Loongson-3's LEFI (a > > UEFI-like interface for BIOS-Kernel boot parameters) helpers first. > > > > Signed-off-by: Huacai Chen <chenhc@lemote.com> > > Co-developed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> > > From the kernel documentation [*] on the "Co-developed-by" tag: > > A Co-Developed-by: states that the patch was also created > by another developer along with the original author. This > is useful at times when multiple people work on a single > patch. Note, this person also needs to have a Signed-off-by: > line in the patch as well. > > Can Jiaxun Yang add his Signed-off-by tag? OK, I will add him. > > [*] > https://www.kernel.org/doc/html/v4.17/process/submitting-patches.html#when-to-use-acked-by-cc-and-co-developed-by > > > --- > > hw/mips/loongson3_bootp.c | 162 +++++++++++++++++++++++++++ > > hw/mips/loongson3_bootp.h | 225 ++++++++++++++++++++++++++++++++++++++ > > hw/mips/meson.build | 1 + > > 3 files changed, 388 insertions(+) > > create mode 100644 hw/mips/loongson3_bootp.c > > create mode 100644 hw/mips/loongson3_bootp.h > > Consider using scripts/git.orderfile to avoid reviewer > scrolling down/up/down/up. OK, I will do. > > > > > diff --git a/hw/mips/loongson3_bootp.c b/hw/mips/loongson3_bootp.c > > new file mode 100644 > > index 0000000000..eab6f51a01 > > --- /dev/null > > +++ b/hw/mips/loongson3_bootp.c > > @@ -0,0 +1,162 @@ > > +/* > > + * LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) helpers > > + * > > + * Copyright (c) 2017-2020 Huacai Chen (chenhc@lemote.com) > > + * Copyright (c) 2017-2020 Jiaxun Yang <jiaxun.yang@flygoat.com> > > + * > > + * This program is free software: you can redistribute it and/or modify > > + * it under the terms of the GNU General Public License as published by > > + * the Free Software Foundation, either version 2 of the License, or > > + * (at your option) any later version. > > + * > > + * This program is distributed in the hope that it will be useful, > > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > > + * GNU General Public License for more details. > > + * > > + * You should have received a copy of the GNU General Public License > > + * along with this program. If not, see <https://www.gnu.org/licenses/>. > > + */ > > + > > +#include "qemu/osdep.h" > > +#include "qemu/units.h" > > +#include "qemu/cutils.h" > > +#include "cpu.h" > > +#include "hw/boards.h" > > +#include "hw/mips/loongson3_bootp.h" > > + > > +static struct efi_cpuinfo_loongson *init_cpu_info(void *g_cpuinfo, uint64_t cpu_freq) > > +{ > > + struct efi_cpuinfo_loongson *c = g_cpuinfo; > > + > > + stl_le_p(&c->cputype, Loongson_3A); > > + stl_le_p(&c->processor_id, MIPS_CPU(first_cpu)->env.CP0_PRid); > > + if (cpu_freq > UINT_MAX) { > > + stl_le_p(&c->cpu_clock_freq, UINT_MAX); > > + } else { > > + stl_le_p(&c->cpu_clock_freq, cpu_freq); > > + } > > + > > + stw_le_p(&c->cpu_startup_core_id, 0); > > + stl_le_p(&c->nr_cpus, current_machine->smp.cpus); > > + stl_le_p(&c->total_node, (current_machine->smp.cpus + 3) / 4); > > Please replace this magic values by a definition, such: > > #define LOONGSON3_CORE_PER_NODE 4 > > Then you can use: > > stl_le_p(&c->total_node, DIV_ROUND_UP(current_machine->smp.cpus, > LOONGSON3_CORE_PER_NODE)); > OK, Thank you. > > + > > + return c; > > +} > > + > > +static struct efi_memory_map_loongson *init_memory_map(void *g_map, uint64_t ram_size) > > +{ > > + struct efi_memory_map_loongson *emap = g_map; > > + > > + stl_le_p(&emap->nr_map, 2); > > + stl_le_p(&emap->mem_freq, 300000000); > > + > > + stl_le_p(&emap->map[0].node_id, 0); > > + stl_le_p(&emap->map[0].mem_type, 1); > > + stq_le_p(&emap->map[0].mem_start, 0x0); > > + stl_le_p(&emap->map[0].mem_size, 240); > > + > > + stl_le_p(&emap->map[1].node_id, 0); > > + stl_le_p(&emap->map[1].mem_type, 2); > > + stq_le_p(&emap->map[1].mem_start, 0x90000000); > > + stl_le_p(&emap->map[1].mem_size, (ram_size / MiB) - 256); > > + > > + return emap; > > +} > > + > > +static struct system_loongson *init_system_loongson(void *g_system) > > +{ > > + struct system_loongson *s = g_system; > > + > > + stl_le_p(&s->ccnuma_smp, 0); > > + stl_le_p(&s->sing_double_channel, 1); > > + stl_le_p(&s->nr_uarts, 1); > > + stl_le_p(&s->uarts[0].iotype, 2); > > + stl_le_p(&s->uarts[0].int_offset, 2); > > + stl_le_p(&s->uarts[0].uartclk, 25000000); /* Random value */ > > + stq_le_p(&s->uarts[0].uart_base, virt_memmap[VIRT_UART].base); > > + > > + return s; > > +} > > + > > +static struct irq_source_routing_table *init_irq_source(void *g_irq_source) > > +{ > > + struct irq_source_routing_table *irq_info = g_irq_source; > > + > > + stl_le_p(&irq_info->node_id, 0); > > + stl_le_p(&irq_info->PIC_type, 0); > > + stw_le_p(&irq_info->dma_mask_bits, 64); > > + stq_le_p(&irq_info->pci_mem_start_addr, virt_memmap[VIRT_PCIE_MMIO].base); > > + stq_le_p(&irq_info->pci_mem_end_addr, virt_memmap[VIRT_PCIE_MMIO].base + > > + virt_memmap[VIRT_PCIE_MMIO].size - 1); > > + stq_le_p(&irq_info->pci_io_start_addr, virt_memmap[VIRT_PCIE_PIO].base); > > + > > + return irq_info; > > +} > > + > > +static struct interface_info *init_interface_info(void *g_interface) > > +{ > > + struct interface_info *interface = g_interface; > > + > > + stw_le_p(&interface->vers, 0x01); > > + strpadcpy(interface->description, 64, "UEFI_Version_v1.0", '\0'); > > + > > + return interface; > > +} > > + > > +static struct board_devices *board_devices_info(void *g_board) > > +{ > > + struct board_devices *bd = g_board; > > + > > + strpadcpy(bd->name, 64, "Loongson-3A-VIRT-1w-V1.00-demo", '\0'); > > + > > + return bd; > > +} > > + > > +static struct loongson_special_attribute *init_special_info(void *g_special) > > +{ > > + struct loongson_special_attribute *special = g_special; > > + > > + strpadcpy(special->special_name, 64, "2017-10-12", '\0'); > > + > > + return special; > > +} > > + > > +void init_loongson_params(struct loongson_params *lp, void *p, > > + uint64_t cpu_freq, uint64_t ram_size) > > +{ > > + stq_le_p(&lp->cpu_offset, > > + (uintptr_t)init_cpu_info(p, cpu_freq) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct efi_cpuinfo_loongson), 64); > > + > > + stq_le_p(&lp->memory_offset, > > + (uintptr_t)init_memory_map(p, ram_size) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct efi_memory_map_loongson), 64); > > + > > + stq_le_p(&lp->system_offset, > > + (uintptr_t)init_system_loongson(p) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct system_loongson), 64); > > + > > + stq_le_p(&lp->irq_offset, > > + (uintptr_t)init_irq_source(p) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct irq_source_routing_table), 64); > > + > > + stq_le_p(&lp->interface_offset, > > + (uintptr_t)init_interface_info(p) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct interface_info), 64); > > + > > + stq_le_p(&lp->boarddev_table_offset, > > + (uintptr_t)board_devices_info(p) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct board_devices), 64); > > + > > + stq_le_p(&lp->special_offset, > > + (uintptr_t)init_special_info(p) - (uintptr_t)lp); > > + p += ROUND_UP(sizeof(struct loongson_special_attribute), 64); > > +} > > + > > +void init_reset_system(struct efi_reset_system_t *reset) > > +{ > > + stq_le_p(&reset->Shutdown, 0xffffffffbfc000a8); > > + stq_le_p(&reset->ResetCold, 0xffffffffbfc00080); > > + stq_le_p(&reset->ResetWarm, 0xffffffffbfc00080); > > +} > > diff --git a/hw/mips/loongson3_bootp.h b/hw/mips/loongson3_bootp.h > > new file mode 100644 > > index 0000000000..1edd736b6a > > --- /dev/null > > +++ b/hw/mips/loongson3_bootp.h > > @@ -0,0 +1,225 @@ > > +/* > > + * LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) data structrues > > + * defined at arch/mips/include/asm/mach-loongson64/boot_param.h in Linux kernel > > Missing license boilerplate. I thought this is unneccesary for a .h file, and I will add that in the next version. > > > + */ > > + > > +#ifndef HW_MIPS_LOONGSON3_BOOTP_H > > +#define HW_MIPS_LOONGSON3_BOOTP_H > > + > > +struct efi_memory_map_loongson { > > + uint16_t vers; /* version of efi_memory_map */ > > + uint32_t nr_map; /* number of memory_maps */ > > + uint32_t mem_freq; /* memory frequence */ > > + struct mem_map { > > + uint32_t node_id; /* node_id which memory attached to */ > > + uint32_t mem_type; /* system memory, pci memory, pci io, etc. */ > > + uint64_t mem_start; /* memory map start address */ > > + uint32_t mem_size; /* each memory_map size, not the total size */ > > + } map[128]; > > +} QEMU_PACKED; > > + > > +enum loongson_cpu_type { > > + Legacy_2E = 0x0, > > + Legacy_2F = 0x1, > > + Legacy_3A = 0x2, > > + Legacy_3B = 0x3, > > + Legacy_1A = 0x4, > > + Legacy_1B = 0x5, > > + Legacy_2G = 0x6, > > + Legacy_2H = 0x7, > > + Loongson_1A = 0x100, > > + Loongson_1B = 0x101, > > + Loongson_2E = 0x200, > > + Loongson_2F = 0x201, > > + Loongson_2G = 0x202, > > + Loongson_2H = 0x203, > > + Loongson_3A = 0x300, > > + Loongson_3B = 0x301 > > +}; > > + > > +/* > > + * Capability and feature descriptor structure for MIPS CPU > > + */ > > +struct efi_cpuinfo_loongson { > > + uint16_t vers; /* version of efi_cpuinfo_loongson */ > > + uint32_t processor_id; /* PRID, e.g. 6305, 6306 */ > > + uint32_t cputype; /* Loongson_3A/3B, etc. */ > > + uint32_t total_node; /* num of total numa nodes */ > > + uint16_t cpu_startup_core_id; /* Boot core id */ > > + uint16_t reserved_cores_mask; > > + uint32_t cpu_clock_freq; /* cpu_clock */ > > + uint32_t nr_cpus; > > + char cpuname[64]; > > +} QEMU_PACKED; > > + > > +#define MAX_UARTS 64 > > +struct uart_device { > > + uint32_t iotype; > > + uint32_t uartclk; > > + uint32_t int_offset; > > + uint64_t uart_base; > > +} QEMU_PACKED; > > + > > +#define MAX_SENSORS 64 > > +#define SENSOR_TEMPER 0x00000001 > > +#define SENSOR_VOLTAGE 0x00000002 > > +#define SENSOR_FAN 0x00000004 > > +struct sensor_device { > > + char name[32]; /* a formal name */ > > + char label[64]; /* a flexible description */ > > + uint32_t type; /* SENSOR_* */ > > + uint32_t id; /* instance id of a sensor-class */ > > + uint32_t fan_policy; /* step speed or constant speed */ > > + uint32_t fan_percent;/* only for constant speed policy */ > > + uint64_t base_addr; /* base address of device registers */ > > +} QEMU_PACKED; > > + > > +struct system_loongson { > > + uint16_t vers; /* version of system_loongson */ > > + uint32_t ccnuma_smp; /* 0: no numa; 1: has numa */ > > + uint32_t sing_double_channel;/* 1: single; 2: double */ > > + uint32_t nr_uarts; > > + struct uart_device uarts[MAX_UARTS]; > > + uint32_t nr_sensors; > > + struct sensor_device sensors[MAX_SENSORS]; > > + char has_ec; > > + char ec_name[32]; > > + uint64_t ec_base_addr; > > + char has_tcm; > > + char tcm_name[32]; > > + uint64_t tcm_base_addr; > > + uint64_t workarounds; > > + uint64_t of_dtb_addr; /* NULL if not support */ > > +} QEMU_PACKED; > > + > > +struct irq_source_routing_table { > > + uint16_t vers; > > + uint16_t size; > > + uint16_t rtr_bus; > > + uint16_t rtr_devfn; > > + uint32_t vendor; > > + uint32_t device; > > + uint32_t PIC_type; /* conform use HT or PCI to route to CPU-PIC */ > > + uint64_t ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */ > > + uint64_t ht_enable; /* irqs used in this PIC */ > > + uint32_t node_id; /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */ > > + uint64_t pci_mem_start_addr; > > + uint64_t pci_mem_end_addr; > > + uint64_t pci_io_start_addr; > > + uint64_t pci_io_end_addr; > > + uint64_t pci_config_addr; > > + uint16_t dma_mask_bits; > > + uint16_t dma_noncoherent; > > +} QEMU_PACKED; > > + > > +struct interface_info { > > + uint16_t vers; /* version of the specificition */ > > + uint16_t size; > > + uint8_t flag; > > + char description[64]; > > +} QEMU_PACKED; > > + > > +#define MAX_RESOURCE_NUMBER 128 > > +struct resource_loongson { > > + uint64_t start; /* resource start address */ > > + uint64_t end; /* resource end address */ > > + char name[64]; > > + uint32_t flags; > > +}; > > + > > +struct archdev_data {}; /* arch specific additions */ > > + > > +struct board_devices { > > + char name[64]; /* hold the device name */ > > + uint32_t num_resources; /* number of device_resource */ > > + /* for each device's resource */ > > + struct resource_loongson resource[MAX_RESOURCE_NUMBER]; > > + /* arch specific additions */ > > + struct archdev_data archdata; > > Maybe drop archdev_data and use: > > char arch_specific_data[]; I just keep consistency with Linux kernel here. > > > +}; > > + > > +struct loongson_special_attribute { > > + uint16_t vers; /* version of this special */ > > + char special_name[64]; /* special_atribute_name */ > > + uint32_t loongson_special_type; /* type of special device */ > > + /* for each device's resource */ > > + struct resource_loongson resource[MAX_RESOURCE_NUMBER]; > > +}; > > + > > +struct loongson_params { > > + uint64_t memory_offset; /* efi_memory_map_loongson struct offset */ > > + uint64_t cpu_offset; /* efi_cpuinfo_loongson struct offset */ > > + uint64_t system_offset; /* system_loongson struct offset */ > > + uint64_t irq_offset; /* irq_source_routing_table struct offset */ > > + uint64_t interface_offset; /* interface_info struct offset */ > > + uint64_t special_offset; /* loongson_special_attribute struct offset */ > > + uint64_t boarddev_table_offset; /* board_devices offset */ > > +}; > > + > > +struct smbios_tables { > > + uint16_t vers; /* version of smbios */ > > + uint64_t vga_bios; /* vga_bios address */ > > + struct loongson_params lp; > > +}; > > + > > +struct efi_reset_system_t { > > + uint64_t ResetCold; > > + uint64_t ResetWarm; > > + uint64_t ResetType; > > + uint64_t Shutdown; > > + uint64_t DoSuspend; /* NULL if not support */ > > +}; > > + > > +struct efi_loongson { > > + uint64_t mps; /* MPS table */ > > + uint64_t acpi; /* ACPI table (IA64 ext 0.71) */ > > + uint64_t acpi20; /* ACPI table (ACPI 2.0) */ > > + struct smbios_tables smbios; /* SM BIOS table */ > > + uint64_t sal_systab; /* SAL system table */ > > + uint64_t boot_info; /* boot info table */ > > +}; > > + > > +struct boot_params { > > + struct efi_loongson efi; > > + struct efi_reset_system_t reset_system; > > +}; > > + > > +/* Overall MMIO & Memory layout */ > > +enum { > > + VIRT_LOWMEM, > > + VIRT_PM, > > + VIRT_FW_CFG, > > + VIRT_RTC, > > + VIRT_PCIE_PIO, > > + VIRT_PCIE_ECAM, > > + VIRT_BIOS_ROM, > > + VIRT_UART, > > + VIRT_LIOINTC, > > + VIRT_PCIE_MMIO, > > + VIRT_HIGHMEM > > +}; > > + > > +/* Low MEM layout for QEMU kernel loader */ > > +enum { > > + LOADER_KERNEL, > > + LOADER_INITRD, > > + LOADER_CMDLINE > > +}; > > + > > +/* BIOS ROM layout for QEMU kernel loader */ > > +enum { > > + LOADER_BOOTROM, > > + LOADER_PARAM, > > +}; > > + > > +struct MemmapEntry { > > + hwaddr base; > > + hwaddr size; > > +}; > > + > > +extern const struct MemmapEntry virt_memmap[]; > > +void init_loongson_params(struct loongson_params *lp, void *p, > > + uint64_t cpu_freq, uint64_t ram_size); > > +void init_reset_system(struct efi_reset_system_t *reset); > > + > > +#endif > > diff --git a/hw/mips/meson.build b/hw/mips/meson.build > > index c98391ce99..802e5e4a1d 100644 > > --- a/hw/mips/meson.build > > +++ b/hw/mips/meson.build > > @@ -1,6 +1,7 @@ > > mips_ss = ss.source_set() > > mips_ss.add(files('addr.c', 'mips_int.c', 'fw_cfg.c')) > > mips_ss.add(when: 'CONFIG_FULOONG', if_true: files('fuloong2e.c')) > > +mips_ss.add(when: 'CONFIG_LOONGSON3V', if_true: files('loongson3_bootp.c')) > > mips_ss.add(when: 'CONFIG_JAZZ', if_true: files('jazz.c')) > > mips_ss.add(when: 'CONFIG_MALTA', if_true: files('gt64xxx_pci.c', 'malta.c')) > > mips_ss.add(when: 'CONFIG_MIPSSIM', if_true: files('mipssim.c')) > > > > With comment addressed: Reviewed-by: Philippe Mathieu-Daudé > <f4bug@amsat.org>
diff --git a/hw/mips/loongson3_bootp.c b/hw/mips/loongson3_bootp.c new file mode 100644 index 0000000000..eab6f51a01 --- /dev/null +++ b/hw/mips/loongson3_bootp.c @@ -0,0 +1,162 @@ +/* + * LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) helpers + * + * Copyright (c) 2017-2020 Huacai Chen (chenhc@lemote.com) + * Copyright (c) 2017-2020 Jiaxun Yang <jiaxun.yang@flygoat.com> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" +#include "qemu/units.h" +#include "qemu/cutils.h" +#include "cpu.h" +#include "hw/boards.h" +#include "hw/mips/loongson3_bootp.h" + +static struct efi_cpuinfo_loongson *init_cpu_info(void *g_cpuinfo, uint64_t cpu_freq) +{ + struct efi_cpuinfo_loongson *c = g_cpuinfo; + + stl_le_p(&c->cputype, Loongson_3A); + stl_le_p(&c->processor_id, MIPS_CPU(first_cpu)->env.CP0_PRid); + if (cpu_freq > UINT_MAX) { + stl_le_p(&c->cpu_clock_freq, UINT_MAX); + } else { + stl_le_p(&c->cpu_clock_freq, cpu_freq); + } + + stw_le_p(&c->cpu_startup_core_id, 0); + stl_le_p(&c->nr_cpus, current_machine->smp.cpus); + stl_le_p(&c->total_node, (current_machine->smp.cpus + 3) / 4); + + return c; +} + +static struct efi_memory_map_loongson *init_memory_map(void *g_map, uint64_t ram_size) +{ + struct efi_memory_map_loongson *emap = g_map; + + stl_le_p(&emap->nr_map, 2); + stl_le_p(&emap->mem_freq, 300000000); + + stl_le_p(&emap->map[0].node_id, 0); + stl_le_p(&emap->map[0].mem_type, 1); + stq_le_p(&emap->map[0].mem_start, 0x0); + stl_le_p(&emap->map[0].mem_size, 240); + + stl_le_p(&emap->map[1].node_id, 0); + stl_le_p(&emap->map[1].mem_type, 2); + stq_le_p(&emap->map[1].mem_start, 0x90000000); + stl_le_p(&emap->map[1].mem_size, (ram_size / MiB) - 256); + + return emap; +} + +static struct system_loongson *init_system_loongson(void *g_system) +{ + struct system_loongson *s = g_system; + + stl_le_p(&s->ccnuma_smp, 0); + stl_le_p(&s->sing_double_channel, 1); + stl_le_p(&s->nr_uarts, 1); + stl_le_p(&s->uarts[0].iotype, 2); + stl_le_p(&s->uarts[0].int_offset, 2); + stl_le_p(&s->uarts[0].uartclk, 25000000); /* Random value */ + stq_le_p(&s->uarts[0].uart_base, virt_memmap[VIRT_UART].base); + + return s; +} + +static struct irq_source_routing_table *init_irq_source(void *g_irq_source) +{ + struct irq_source_routing_table *irq_info = g_irq_source; + + stl_le_p(&irq_info->node_id, 0); + stl_le_p(&irq_info->PIC_type, 0); + stw_le_p(&irq_info->dma_mask_bits, 64); + stq_le_p(&irq_info->pci_mem_start_addr, virt_memmap[VIRT_PCIE_MMIO].base); + stq_le_p(&irq_info->pci_mem_end_addr, virt_memmap[VIRT_PCIE_MMIO].base + + virt_memmap[VIRT_PCIE_MMIO].size - 1); + stq_le_p(&irq_info->pci_io_start_addr, virt_memmap[VIRT_PCIE_PIO].base); + + return irq_info; +} + +static struct interface_info *init_interface_info(void *g_interface) +{ + struct interface_info *interface = g_interface; + + stw_le_p(&interface->vers, 0x01); + strpadcpy(interface->description, 64, "UEFI_Version_v1.0", '\0'); + + return interface; +} + +static struct board_devices *board_devices_info(void *g_board) +{ + struct board_devices *bd = g_board; + + strpadcpy(bd->name, 64, "Loongson-3A-VIRT-1w-V1.00-demo", '\0'); + + return bd; +} + +static struct loongson_special_attribute *init_special_info(void *g_special) +{ + struct loongson_special_attribute *special = g_special; + + strpadcpy(special->special_name, 64, "2017-10-12", '\0'); + + return special; +} + +void init_loongson_params(struct loongson_params *lp, void *p, + uint64_t cpu_freq, uint64_t ram_size) +{ + stq_le_p(&lp->cpu_offset, + (uintptr_t)init_cpu_info(p, cpu_freq) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct efi_cpuinfo_loongson), 64); + + stq_le_p(&lp->memory_offset, + (uintptr_t)init_memory_map(p, ram_size) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct efi_memory_map_loongson), 64); + + stq_le_p(&lp->system_offset, + (uintptr_t)init_system_loongson(p) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct system_loongson), 64); + + stq_le_p(&lp->irq_offset, + (uintptr_t)init_irq_source(p) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct irq_source_routing_table), 64); + + stq_le_p(&lp->interface_offset, + (uintptr_t)init_interface_info(p) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct interface_info), 64); + + stq_le_p(&lp->boarddev_table_offset, + (uintptr_t)board_devices_info(p) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct board_devices), 64); + + stq_le_p(&lp->special_offset, + (uintptr_t)init_special_info(p) - (uintptr_t)lp); + p += ROUND_UP(sizeof(struct loongson_special_attribute), 64); +} + +void init_reset_system(struct efi_reset_system_t *reset) +{ + stq_le_p(&reset->Shutdown, 0xffffffffbfc000a8); + stq_le_p(&reset->ResetCold, 0xffffffffbfc00080); + stq_le_p(&reset->ResetWarm, 0xffffffffbfc00080); +} diff --git a/hw/mips/loongson3_bootp.h b/hw/mips/loongson3_bootp.h new file mode 100644 index 0000000000..1edd736b6a --- /dev/null +++ b/hw/mips/loongson3_bootp.h @@ -0,0 +1,225 @@ +/* + * LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) data structrues + * defined at arch/mips/include/asm/mach-loongson64/boot_param.h in Linux kernel + */ + +#ifndef HW_MIPS_LOONGSON3_BOOTP_H +#define HW_MIPS_LOONGSON3_BOOTP_H + +struct efi_memory_map_loongson { + uint16_t vers; /* version of efi_memory_map */ + uint32_t nr_map; /* number of memory_maps */ + uint32_t mem_freq; /* memory frequence */ + struct mem_map { + uint32_t node_id; /* node_id which memory attached to */ + uint32_t mem_type; /* system memory, pci memory, pci io, etc. */ + uint64_t mem_start; /* memory map start address */ + uint32_t mem_size; /* each memory_map size, not the total size */ + } map[128]; +} QEMU_PACKED; + +enum loongson_cpu_type { + Legacy_2E = 0x0, + Legacy_2F = 0x1, + Legacy_3A = 0x2, + Legacy_3B = 0x3, + Legacy_1A = 0x4, + Legacy_1B = 0x5, + Legacy_2G = 0x6, + Legacy_2H = 0x7, + Loongson_1A = 0x100, + Loongson_1B = 0x101, + Loongson_2E = 0x200, + Loongson_2F = 0x201, + Loongson_2G = 0x202, + Loongson_2H = 0x203, + Loongson_3A = 0x300, + Loongson_3B = 0x301 +}; + +/* + * Capability and feature descriptor structure for MIPS CPU + */ +struct efi_cpuinfo_loongson { + uint16_t vers; /* version of efi_cpuinfo_loongson */ + uint32_t processor_id; /* PRID, e.g. 6305, 6306 */ + uint32_t cputype; /* Loongson_3A/3B, etc. */ + uint32_t total_node; /* num of total numa nodes */ + uint16_t cpu_startup_core_id; /* Boot core id */ + uint16_t reserved_cores_mask; + uint32_t cpu_clock_freq; /* cpu_clock */ + uint32_t nr_cpus; + char cpuname[64]; +} QEMU_PACKED; + +#define MAX_UARTS 64 +struct uart_device { + uint32_t iotype; + uint32_t uartclk; + uint32_t int_offset; + uint64_t uart_base; +} QEMU_PACKED; + +#define MAX_SENSORS 64 +#define SENSOR_TEMPER 0x00000001 +#define SENSOR_VOLTAGE 0x00000002 +#define SENSOR_FAN 0x00000004 +struct sensor_device { + char name[32]; /* a formal name */ + char label[64]; /* a flexible description */ + uint32_t type; /* SENSOR_* */ + uint32_t id; /* instance id of a sensor-class */ + uint32_t fan_policy; /* step speed or constant speed */ + uint32_t fan_percent;/* only for constant speed policy */ + uint64_t base_addr; /* base address of device registers */ +} QEMU_PACKED; + +struct system_loongson { + uint16_t vers; /* version of system_loongson */ + uint32_t ccnuma_smp; /* 0: no numa; 1: has numa */ + uint32_t sing_double_channel;/* 1: single; 2: double */ + uint32_t nr_uarts; + struct uart_device uarts[MAX_UARTS]; + uint32_t nr_sensors; + struct sensor_device sensors[MAX_SENSORS]; + char has_ec; + char ec_name[32]; + uint64_t ec_base_addr; + char has_tcm; + char tcm_name[32]; + uint64_t tcm_base_addr; + uint64_t workarounds; + uint64_t of_dtb_addr; /* NULL if not support */ +} QEMU_PACKED; + +struct irq_source_routing_table { + uint16_t vers; + uint16_t size; + uint16_t rtr_bus; + uint16_t rtr_devfn; + uint32_t vendor; + uint32_t device; + uint32_t PIC_type; /* conform use HT or PCI to route to CPU-PIC */ + uint64_t ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */ + uint64_t ht_enable; /* irqs used in this PIC */ + uint32_t node_id; /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */ + uint64_t pci_mem_start_addr; + uint64_t pci_mem_end_addr; + uint64_t pci_io_start_addr; + uint64_t pci_io_end_addr; + uint64_t pci_config_addr; + uint16_t dma_mask_bits; + uint16_t dma_noncoherent; +} QEMU_PACKED; + +struct interface_info { + uint16_t vers; /* version of the specificition */ + uint16_t size; + uint8_t flag; + char description[64]; +} QEMU_PACKED; + +#define MAX_RESOURCE_NUMBER 128 +struct resource_loongson { + uint64_t start; /* resource start address */ + uint64_t end; /* resource end address */ + char name[64]; + uint32_t flags; +}; + +struct archdev_data {}; /* arch specific additions */ + +struct board_devices { + char name[64]; /* hold the device name */ + uint32_t num_resources; /* number of device_resource */ + /* for each device's resource */ + struct resource_loongson resource[MAX_RESOURCE_NUMBER]; + /* arch specific additions */ + struct archdev_data archdata; +}; + +struct loongson_special_attribute { + uint16_t vers; /* version of this special */ + char special_name[64]; /* special_atribute_name */ + uint32_t loongson_special_type; /* type of special device */ + /* for each device's resource */ + struct resource_loongson resource[MAX_RESOURCE_NUMBER]; +}; + +struct loongson_params { + uint64_t memory_offset; /* efi_memory_map_loongson struct offset */ + uint64_t cpu_offset; /* efi_cpuinfo_loongson struct offset */ + uint64_t system_offset; /* system_loongson struct offset */ + uint64_t irq_offset; /* irq_source_routing_table struct offset */ + uint64_t interface_offset; /* interface_info struct offset */ + uint64_t special_offset; /* loongson_special_attribute struct offset */ + uint64_t boarddev_table_offset; /* board_devices offset */ +}; + +struct smbios_tables { + uint16_t vers; /* version of smbios */ + uint64_t vga_bios; /* vga_bios address */ + struct loongson_params lp; +}; + +struct efi_reset_system_t { + uint64_t ResetCold; + uint64_t ResetWarm; + uint64_t ResetType; + uint64_t Shutdown; + uint64_t DoSuspend; /* NULL if not support */ +}; + +struct efi_loongson { + uint64_t mps; /* MPS table */ + uint64_t acpi; /* ACPI table (IA64 ext 0.71) */ + uint64_t acpi20; /* ACPI table (ACPI 2.0) */ + struct smbios_tables smbios; /* SM BIOS table */ + uint64_t sal_systab; /* SAL system table */ + uint64_t boot_info; /* boot info table */ +}; + +struct boot_params { + struct efi_loongson efi; + struct efi_reset_system_t reset_system; +}; + +/* Overall MMIO & Memory layout */ +enum { + VIRT_LOWMEM, + VIRT_PM, + VIRT_FW_CFG, + VIRT_RTC, + VIRT_PCIE_PIO, + VIRT_PCIE_ECAM, + VIRT_BIOS_ROM, + VIRT_UART, + VIRT_LIOINTC, + VIRT_PCIE_MMIO, + VIRT_HIGHMEM +}; + +/* Low MEM layout for QEMU kernel loader */ +enum { + LOADER_KERNEL, + LOADER_INITRD, + LOADER_CMDLINE +}; + +/* BIOS ROM layout for QEMU kernel loader */ +enum { + LOADER_BOOTROM, + LOADER_PARAM, +}; + +struct MemmapEntry { + hwaddr base; + hwaddr size; +}; + +extern const struct MemmapEntry virt_memmap[]; +void init_loongson_params(struct loongson_params *lp, void *p, + uint64_t cpu_freq, uint64_t ram_size); +void init_reset_system(struct efi_reset_system_t *reset); + +#endif diff --git a/hw/mips/meson.build b/hw/mips/meson.build index c98391ce99..802e5e4a1d 100644 --- a/hw/mips/meson.build +++ b/hw/mips/meson.build @@ -1,6 +1,7 @@ mips_ss = ss.source_set() mips_ss.add(files('addr.c', 'mips_int.c', 'fw_cfg.c')) mips_ss.add(when: 'CONFIG_FULOONG', if_true: files('fuloong2e.c')) +mips_ss.add(when: 'CONFIG_LOONGSON3V', if_true: files('loongson3_bootp.c')) mips_ss.add(when: 'CONFIG_JAZZ', if_true: files('jazz.c')) mips_ss.add(when: 'CONFIG_MALTA', if_true: files('gt64xxx_pci.c', 'malta.c')) mips_ss.add(when: 'CONFIG_MIPSSIM', if_true: files('mipssim.c'))
Preparing to add Loongson-3 machine support, add Loongson-3's LEFI (a UEFI-like interface for BIOS-Kernel boot parameters) helpers first. Signed-off-by: Huacai Chen <chenhc@lemote.com> Co-developed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> --- hw/mips/loongson3_bootp.c | 162 +++++++++++++++++++++++++++ hw/mips/loongson3_bootp.h | 225 ++++++++++++++++++++++++++++++++++++++ hw/mips/meson.build | 1 + 3 files changed, 388 insertions(+) create mode 100644 hw/mips/loongson3_bootp.c create mode 100644 hw/mips/loongson3_bootp.h