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Wed, 28 Jul 2021 23:40:16 -0400 (EDT) From: Jiaxun Yang To: qemu-devel@nongnu.org Subject: [PATCH 1/3] hw/mips/boston: Massage memory map information Date: Thu, 29 Jul 2021 11:39:57 +0800 Message-Id: <20210729033959.6454-2-jiaxun.yang@flygoat.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210729033959.6454-1-jiaxun.yang@flygoat.com> References: <20210729033959.6454-1-jiaxun.yang@flygoat.com> MIME-Version: 1.0 Received-SPF: pass client-ip=66.111.4.29; envelope-from=jiaxun.yang@flygoat.com; helo=out5-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-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: aleksandar.rikalo@syrmia.com, f4bug@amsat.org, paulburton@kernel.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Use memmap array to unfiy address of memory map. That would allow us reuse address information for FDT generation. Signed-off-by: Jiaxun Yang Reviewed-by: Philippe Mathieu-Daudé --- hw/mips/boston.c | 95 ++++++++++++++++++++++++++++++++++++------------ 1 file changed, 71 insertions(+), 24 deletions(-) diff --git a/hw/mips/boston.c b/hw/mips/boston.c index 20b06865b2..a5746ede65 100644 --- a/hw/mips/boston.c +++ b/hw/mips/boston.c @@ -64,6 +64,44 @@ struct BostonState { hwaddr fdt_base; }; +enum { + BOSTON_LOWDDR, + BOSTON_PCIE0, + BOSTON_PCIE1, + BOSTON_PCIE2, + BOSTON_PCIE2_MMIO, + BOSTON_CM, + BOSTON_GIC, + BOSTON_CDMM, + BOSTON_CPC, + BOSTON_PLATREG, + BOSTON_UART, + BOSTON_LCD, + BOSTON_FLASH, + BOSTON_PCIE1_MMIO, + BOSTON_PCIE0_MMIO, + BOSTON_HIGHDDR, +}; + +static const MemMapEntry boston_memmap[] = { + [BOSTON_LOWDDR] = { 0x0, 0x10000000 }, + [BOSTON_PCIE0] = { 0x10000000, 0x2000000 }, + [BOSTON_PCIE1] = { 0x12000000, 0x2000000 }, + [BOSTON_PCIE2] = { 0x14000000, 0x2000000 }, + [BOSTON_PCIE2_MMIO] = { 0x16000000, 0x100000 }, + [BOSTON_CM] = { 0x16100000, 0x20000 }, + [BOSTON_GIC] = { 0x16120000, 0x20000 }, + [BOSTON_CDMM] = { 0x16140000, 0x8000 }, + [BOSTON_CPC] = { 0x16200000, 0x8000 }, + [BOSTON_PLATREG] = { 0x17ffd000, 0x1000 }, + [BOSTON_UART] = { 0x17ffe000, 0x1000 }, + [BOSTON_LCD] = { 0x17fff000, 0x8 }, + [BOSTON_FLASH] = { 0x18000000, 0x8000000 }, + [BOSTON_PCIE1_MMIO] = { 0x20000000, 0x20000000 }, + [BOSTON_PCIE0_MMIO] = { 0x40000000, 0x40000000 }, + [BOSTON_HIGHDDR] = { 0x80000000, 0x0 }, +}; + enum boston_plat_reg { PLAT_FPGA_BUILD = 0x00, PLAT_CORE_CL = 0x04, @@ -275,24 +313,22 @@ type_init(boston_register_types) static void gen_firmware(uint32_t *p, hwaddr kernel_entry, hwaddr fdt_addr) { - const uint32_t cm_base = 0x16100000; - const uint32_t gic_base = 0x16120000; - const uint32_t cpc_base = 0x16200000; - /* Move CM GCRs */ bl_gen_write_ulong(&p, cpu_mips_phys_to_kseg1(NULL, GCR_BASE_ADDR + GCR_BASE_OFS), - cm_base); + boston_memmap[BOSTON_CM].base); /* Move & enable GIC GCRs */ bl_gen_write_ulong(&p, - cpu_mips_phys_to_kseg1(NULL, cm_base + GCR_GIC_BASE_OFS), - gic_base | GCR_GIC_BASE_GICEN_MSK); + cpu_mips_phys_to_kseg1(NULL, + boston_memmap[BOSTON_CM].base + GCR_GIC_BASE_OFS), + boston_memmap[BOSTON_GIC].base | GCR_GIC_BASE_GICEN_MSK); /* Move & enable CPC GCRs */ bl_gen_write_ulong(&p, - cpu_mips_phys_to_kseg1(NULL, cm_base + GCR_CPC_BASE_OFS), - cpc_base | GCR_CPC_BASE_CPCEN_MSK); + cpu_mips_phys_to_kseg1(NULL, + boston_memmap[BOSTON_CM].base + GCR_CPC_BASE_OFS), + boston_memmap[BOSTON_CPC].base | GCR_CPC_BASE_CPCEN_MSK); /* * Setup argument registers to follow the UHI boot protocol: @@ -333,8 +369,9 @@ static const void *boston_fdt_filter(void *opaque, const void *fdt_orig, ram_low_sz = MIN(256 * MiB, machine->ram_size); ram_high_sz = machine->ram_size - ram_low_sz; qemu_fdt_setprop_sized_cells(fdt, "/memory@0", "reg", - 1, 0x00000000, 1, ram_low_sz, - 1, 0x90000000, 1, ram_high_sz); + 1, boston_memmap[BOSTON_LOWDDR].base, 1, ram_low_sz, + 1, boston_memmap[BOSTON_HIGHDDR].base + ram_low_sz + , 1, ram_high_sz); fdt = g_realloc(fdt, fdt_totalsize(fdt)); qemu_fdt_dumpdtb(fdt, fdt_sz); @@ -438,11 +475,13 @@ static void boston_mach_init(MachineState *machine) sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->cps), 0, 0, 1); flash = g_new(MemoryRegion, 1); - memory_region_init_rom(flash, NULL, "boston.flash", 128 * MiB, + memory_region_init_rom(flash, NULL, "boston.flash", boston_memmap[BOSTON_FLASH].size, &error_fatal); - memory_region_add_subregion_overlap(sys_mem, 0x18000000, flash, 0); + memory_region_add_subregion_overlap(sys_mem, boston_memmap[BOSTON_FLASH].base, + flash, 0); - memory_region_add_subregion_overlap(sys_mem, 0x80000000, machine->ram, 0); + memory_region_add_subregion_overlap(sys_mem, boston_memmap[BOSTON_HIGHDDR].base, + machine->ram, 0); ddr_low_alias = g_new(MemoryRegion, 1); memory_region_init_alias(ddr_low_alias, NULL, "boston_low.ddr", @@ -451,32 +490,40 @@ static void boston_mach_init(MachineState *machine) memory_region_add_subregion_overlap(sys_mem, 0, ddr_low_alias, 0); xilinx_pcie_init(sys_mem, 0, - 0x10000000, 32 * MiB, - 0x40000000, 1 * GiB, + boston_memmap[BOSTON_PCIE0].base, + boston_memmap[BOSTON_PCIE0].size, + boston_memmap[BOSTON_PCIE0_MMIO].base, + boston_memmap[BOSTON_PCIE0_MMIO].size, get_cps_irq(&s->cps, 2), false); xilinx_pcie_init(sys_mem, 1, - 0x12000000, 32 * MiB, - 0x20000000, 512 * MiB, + boston_memmap[BOSTON_PCIE1].base, + boston_memmap[BOSTON_PCIE1].size, + boston_memmap[BOSTON_PCIE1_MMIO].base, + boston_memmap[BOSTON_PCIE1_MMIO].size, get_cps_irq(&s->cps, 1), false); pcie2 = xilinx_pcie_init(sys_mem, 2, - 0x14000000, 32 * MiB, - 0x16000000, 1 * MiB, + boston_memmap[BOSTON_PCIE2].base, + boston_memmap[BOSTON_PCIE2].size, + boston_memmap[BOSTON_PCIE2_MMIO].base, + boston_memmap[BOSTON_PCIE2_MMIO].size, get_cps_irq(&s->cps, 0), true); platreg = g_new(MemoryRegion, 1); memory_region_init_io(platreg, NULL, &boston_platreg_ops, s, - "boston-platregs", 0x1000); - memory_region_add_subregion_overlap(sys_mem, 0x17ffd000, platreg, 0); + "boston-platregs", + boston_memmap[BOSTON_PLATREG].size); + memory_region_add_subregion_overlap(sys_mem, + boston_memmap[BOSTON_PLATREG].base, platreg, 0); - s->uart = serial_mm_init(sys_mem, 0x17ffe000, 2, + s->uart = serial_mm_init(sys_mem, boston_memmap[BOSTON_UART].base, 2, get_cps_irq(&s->cps, 3), 10000000, serial_hd(0), DEVICE_NATIVE_ENDIAN); lcd = g_new(MemoryRegion, 1); memory_region_init_io(lcd, NULL, &boston_lcd_ops, s, "boston-lcd", 0x8); - memory_region_add_subregion_overlap(sys_mem, 0x17fff000, lcd, 0); + memory_region_add_subregion_overlap(sys_mem, boston_memmap[BOSTON_LCD].base, lcd, 0); chr = qemu_chr_new("lcd", "vc:320x240", NULL); qemu_chr_fe_init(&s->lcd_display, chr, NULL);