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[PATCH 1/1] tricore: added AURIX TC277 D-Step TriBoard
From: |
David Brenken |
Subject: |
[PATCH 1/1] tricore: added AURIX TC277 D-Step TriBoard |
Date: |
Mon, 11 May 2020 14:21:59 +0200 |
From: Andreas Konopik <address@hidden>
Signed-off-by: Andreas Konopik <address@hidden>
Signed-off-by: David Brenken <address@hidden>
Signed-off-by: Georg Hofstetter <address@hidden>
Signed-off-by: Robert Rasche <address@hidden>
Signed-off-by: Lars Biermanski <address@hidden>
---
hw/tricore/Makefile.objs | 1 +
hw/tricore/aurix_triboard_tc277d.c | 240 +++++++++++++++++++++++++++++
2 files changed, 241 insertions(+)
create mode 100644 hw/tricore/aurix_triboard_tc277d.c
diff --git a/hw/tricore/Makefile.objs b/hw/tricore/Makefile.objs
index 5501f6c1a8..e4a2106dd9 100644
--- a/hw/tricore/Makefile.objs
+++ b/hw/tricore/Makefile.objs
@@ -1 +1,2 @@
obj-$(CONFIG_TRICORE) += tricore_testboard.o
+obj-$(CONFIG_TRICORE) += aurix_triboard_tc277d.o
diff --git a/hw/tricore/aurix_triboard_tc277d.c
b/hw/tricore/aurix_triboard_tc277d.c
new file mode 100644
index 0000000000..86deff9a50
--- /dev/null
+++ b/hw/tricore/aurix_triboard_tc277d.c
@@ -0,0 +1,240 @@
+/*
+ * Infineon AURIX TC277 D-Step TriBoard System emulation.
+ *
+ * Copyright (c) 2019 Andreas Konopik <address@hidden>
+ * Copyright (c) 2019 David Brenken <address@hidden>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/units.h"
+#include "qapi/error.h"
+#include "hw/qdev-properties.h"
+#include "cpu.h"
+#include "net/net.h"
+#include "hw/boards.h"
+#include "hw/loader.h"
+#include "exec/address-spaces.h"
+#include "elf.h"
+#include "hw/tricore/tricore.h"
+#include "qemu/error-report.h"
+
+/*
+ * The TriCore processor architecture defines their respective on-chip memory
+ * layout. Therefore, in contrast to other common architectures, the QEMU
+ * TriCore machine and cpu are closely coupled.
+ *
+ * Memory maps are aligned with the TC27x D-Step Microcontroller layout.
+ */
+
+#define TC27XD_MEMMAP_DSPR2 0x50000000
+#define TC27XD_MEMMAP_DCACHE2 0x5001E000
+#define TC27XD_MEMMAP_DTAG2 0x500C0000
+#define TC27XD_MEMMAP_PSPR2 0x50100000
+#define TC27XD_MEMMAP_PCACHE2 0x50108000
+#define TC27XD_MEMMAP_PTAG2 0x501C0000
+#define TC27XD_MEMMAP_DSPR1 0x60000000
+#define TC27XD_MEMMAP_DCACHE1 0x6001E000
+#define TC27XD_MEMMAP_DTAG1 0x600C0000
+#define TC27XD_MEMMAP_PSPR1 0x60100000
+#define TC27XD_MEMMAP_PCACHE1 0x60108000
+#define TC27XD_MEMMAP_PTAG1 0x601C0000
+#define TC27XD_MEMMAP_DSPR0 0x70000000
+#define TC27XD_MEMMAP_PSPR0 0x70100000
+#define TC27XD_MEMMAP_PCACHE0 0x70106000
+#define TC27XD_MEMMAP_PTAG0 0x701C0000
+#define TC27XD_MEMMAP_PFLASH0_C 0x80000000
+#define TC27XD_MEMMAP_PFLASH1_C 0x80200000
+#define TC27XD_MEMMAP_OLDA_C 0x8FE70000
+#define TC27XD_MEMMAP_BROM_C 0x8FFF8000
+#define TC27XD_MEMMAP_LMURAM_C 0x90000000
+#define TC27XD_MEMMAP_EMEM_C 0x9F000000
+#define TC27XD_MEMMAP_PFLASH0_U 0xA0000000
+#define TC27XD_MEMMAP_PFLASH1_U 0xA0200000
+#define TC27XD_MEMMAP_DFLASH0 0xAF000000
+#define TC27XD_MEMMAP_DFLASH1 0xAF110000
+#define TC27XD_MEMMAP_OLDA_U 0xAFE70000
+#define TC27XD_MEMMAP_BROM_U 0xAFFF8000
+#define TC27XD_MEMMAP_LMURAM_U 0xB0000000
+#define TC27XD_MEMMAP_EMEM_U 0xBF000000
+#define TC27XD_MEMMAP_PSPRX 0xC0000000
+#define TC27XD_MEMMAP_DSPRX 0xD0000000
+
+static struct tricore_boot_info tc27xd_db_binfo;
+
+static void tricore_load_kernel(CPUTriCoreState *env)
+{
+ uint64_t entry;
+ long kernel_size;
+
+ kernel_size = load_elf(tc27xd_db_binfo.kernel_filename, NULL,
+ NULL, NULL, &entry, NULL,
+ NULL, NULL, 0,
+ EM_TRICORE, 1, 0);
+ if (kernel_size <= 0) {
+ error_report("no kernel file '%s'",
+ tc27xd_db_binfo.kernel_filename);
+ exit(1);
+ }
+ env->PC = entry;
+
+}
+
+/*
+ * Initialize the auxiliary ROM region @mr and map it into
+ * the memory map at @base.
+ */
+static void make_rom(MemoryRegion *mr, const char *name,
+ hwaddr base, hwaddr size)
+{
+ memory_region_init_rom(mr, NULL, name, size, &error_fatal);
+ memory_region_add_subregion(get_system_memory(), base, mr);
+}
+
+/*
+ * Initialize the auxiliary RAM region @mr and map it into
+ * the memory map at @base.
+ */
+static void make_ram(MemoryRegion *mr, const char *name,
+ hwaddr base, hwaddr size)
+{
+ memory_region_init_ram(mr, NULL, name, size, &error_fatal);
+ memory_region_add_subregion(get_system_memory(), base, mr);
+}
+
+/*
+ * Create an alias of an entire original MemoryRegion @orig
+ * located at @base in the memory map.
+ */
+static void make_alias(MemoryRegion *mr, const char *name,
+ MemoryRegion *orig, hwaddr base)
+{
+ memory_region_init_alias(mr, NULL, name, orig, 0,
+ memory_region_size(orig));
+ memory_region_add_subregion(get_system_memory(), base, mr);
+}
+
+static void tc27xd_memory_maps_init(void)
+{
+ MemoryRegion *dspr0 = g_new(MemoryRegion, 1);
+ MemoryRegion *dspr1 = g_new(MemoryRegion, 1);
+ MemoryRegion *dspr2 = g_new(MemoryRegion, 1);
+ MemoryRegion *dsprX = g_new(MemoryRegion, 1);
+ MemoryRegion *pspr0 = g_new(MemoryRegion, 1);
+ MemoryRegion *pspr1 = g_new(MemoryRegion, 1);
+ MemoryRegion *pspr2 = g_new(MemoryRegion, 1);
+ MemoryRegion *psprX = g_new(MemoryRegion, 1);
+
+ MemoryRegion *pflash0_c = g_new(MemoryRegion, 1);
+ MemoryRegion *pflash1_c = g_new(MemoryRegion, 1);
+ MemoryRegion *pflash0_u = g_new(MemoryRegion, 1);
+ MemoryRegion *pflash1_u = g_new(MemoryRegion, 1);
+ MemoryRegion *dflash0 = g_new(MemoryRegion, 1);
+ MemoryRegion *dflash1 = g_new(MemoryRegion, 1);
+ MemoryRegion *olda_c = g_new(MemoryRegion, 1);
+ MemoryRegion *olda_u = g_new(MemoryRegion, 1);
+ MemoryRegion *brom_c = g_new(MemoryRegion, 1);
+ MemoryRegion *brom_u = g_new(MemoryRegion, 1);
+ MemoryRegion *lmuram_c = g_new(MemoryRegion, 1);
+ MemoryRegion *lmuram_u = g_new(MemoryRegion, 1);
+ MemoryRegion *emem_c = g_new(MemoryRegion, 1);
+ MemoryRegion *emem_u = g_new(MemoryRegion, 1);
+
+ MemoryRegion *pcache0 = g_new(MemoryRegion, 1);
+ MemoryRegion *ptag0 = g_new(MemoryRegion, 1);
+
+ MemoryRegion *dcache1 = g_new(MemoryRegion, 1);
+ MemoryRegion *dtag1 = g_new(MemoryRegion, 1);
+ MemoryRegion *pcache1 = g_new(MemoryRegion, 1);
+ MemoryRegion *ptag1 = g_new(MemoryRegion, 1);
+
+ MemoryRegion *dcache2 = g_new(MemoryRegion, 1);
+ MemoryRegion *dtag2 = g_new(MemoryRegion, 1);
+ MemoryRegion *pcache2 = g_new(MemoryRegion, 1);
+ MemoryRegion *ptag2 = g_new(MemoryRegion, 1);
+
+ make_ram(dspr2, "CPU2.DSPR", TC27XD_MEMMAP_DSPR2, 120 * KiB);
+ make_ram(pspr2, "CPU2.PSPR", TC27XD_MEMMAP_PSPR2, 32 * KiB);
+ make_ram(dspr1, "CPU1.DSPR", TC27XD_MEMMAP_DSPR1, 120 * KiB);
+ make_ram(pspr1, "CPU1.PSPR", TC27XD_MEMMAP_PSPR1, 32 * KiB);
+ make_ram(dspr0, "CPU0.DSPR", TC27XD_MEMMAP_DSPR0, 112 * KiB);
+ make_ram(pspr0, "CPU0.PSPR", TC27XD_MEMMAP_PSPR0, 24 * KiB);
+
+ /*
+ * TriCore QEMU executes CPU0 only, thus it is sufficient to map
+ * LOCAL.PSPR/LOCAL.DSPR exclusively onto PSPR0/DSPR0.
+ */
+ make_alias(psprX, "LOCAL.PSPR", pspr0,
+ TC27XD_MEMMAP_PSPRX);
+ make_alias(dsprX, "LOCAL.DSPR", dspr0,
+ TC27XD_MEMMAP_DSPRX);
+
+ make_ram(pflash0_c, "PF0", TC27XD_MEMMAP_PFLASH0_C, 2 * MiB);
+ make_ram(pflash1_c, "PF1", TC27XD_MEMMAP_PFLASH1_C, 2 * MiB);
+ make_ram(dflash0, "DF0", TC27XD_MEMMAP_DFLASH0, 1 * MiB + 16 * KiB);
+ make_ram(dflash1, "DF1", TC27XD_MEMMAP_DFLASH1, 64 * KiB);
+ make_ram(olda_c, "OLDA", TC27XD_MEMMAP_OLDA_C, 32 * KiB);
+ make_rom(brom_c, "BROM", TC27XD_MEMMAP_BROM_C, 32 * KiB);
+ make_ram(lmuram_c, "LMURAM", TC27XD_MEMMAP_LMURAM_C, 32 * KiB);
+ make_ram(emem_c, "EMEM", TC27XD_MEMMAP_EMEM_C, 1 * MiB);
+
+ make_alias(pflash0_u, "PF0.U", pflash0_c, TC27XD_MEMMAP_PFLASH0_U);
+ make_alias(pflash1_u, "PF1.U", pflash1_c, TC27XD_MEMMAP_PFLASH1_U);
+ make_alias(olda_u, "OLDA.U", olda_c, TC27XD_MEMMAP_OLDA_U);
+ make_alias(brom_u, "BROM.U", brom_c, TC27XD_MEMMAP_BROM_U);
+ make_alias(lmuram_u, "LMURAM.U", lmuram_c, TC27XD_MEMMAP_LMURAM_U);
+ make_alias(emem_u, "EMEM.U", emem_c, TC27XD_MEMMAP_EMEM_U);
+
+ /* TODO: Control Cache mapping with Memory Test Unit (MTU) */
+ make_ram(dcache2, "CPU2.DCACHE", TC27XD_MEMMAP_DCACHE2, 8 * KiB);
+ make_ram(dtag2, "CPU2.DTAG", TC27XD_MEMMAP_DTAG2, 2560);
+ make_ram(pcache2, "CPU2.PCACHE", TC27XD_MEMMAP_PCACHE2, 16 * KiB);
+ make_ram(ptag2, "CPU2.PTAG", TC27XD_MEMMAP_PTAG2, 6144);
+
+ make_ram(dcache1, "CPU1.DCACHE", TC27XD_MEMMAP_DCACHE1, 8 * KiB);
+ make_ram(dtag1, "CPU1.DTAG", TC27XD_MEMMAP_DTAG1, 2560);
+ make_ram(pcache1, "CPU1.PCACHE", TC27XD_MEMMAP_PCACHE1, 16 * KiB);
+ make_ram(ptag1, "CPU1.PTAG", TC27XD_MEMMAP_PTAG1, 6144);
+
+ make_ram(pcache0, "CPU0.PCACHE", TC27XD_MEMMAP_PCACHE0, 8 * KiB);
+ make_ram(ptag0, "CPU0.PTAG", TC27XD_MEMMAP_PTAG0, 2560);
+}
+
+static void tc27xd_tb_init(MachineState *machine)
+{
+ TriCoreCPU *cpu;
+ CPUTriCoreState *env;
+
+ cpu = TRICORE_CPU(cpu_create(machine->cpu_type));
+ env = &cpu->env;
+
+ tc27xd_memory_maps_init();
+
+ tc27xd_db_binfo.ram_size = machine->ram_size;
+ tc27xd_db_binfo.kernel_filename = machine->kernel_filename;
+
+ if (machine->kernel_filename) {
+ tricore_load_kernel(env);
+ }
+}
+
+static void tc27xd_tb_machine_init(MachineClass *mc)
+{
+ mc->desc = "Infineon AURIX TC277 D-Step TriBoard";
+ mc->init = tc27xd_tb_init;
+ mc->is_default = 0;
+ mc->default_cpu_type = TRICORE_CPU_TYPE_NAME("tc27x");
+}
+DEFINE_MACHINE("AURIX_TriBoard_TC277D", tc27xd_tb_machine_init)
--
2.26.0