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-rw-r--r--hw/lm32/lm32.h30
-rw-r--r--hw/lm32/lm32_boards.c4
-rw-r--r--hw/lm32/lm32_hwsetup.h178
-rw-r--r--hw/lm32/milkymist-hw.h208
-rw-r--r--hw/lm32/milkymist.c4
5 files changed, 420 insertions, 4 deletions
diff --git a/hw/lm32/lm32.h b/hw/lm32/lm32.h
new file mode 100644
index 0000000000..236686ef2b
--- /dev/null
+++ b/hw/lm32/lm32.h
@@ -0,0 +1,30 @@
+#ifndef HW_LM32_H
+#define HW_LM32_H 1
+
+
+#include "qemu-common.h"
+
+static inline DeviceState *lm32_pic_init(qemu_irq cpu_irq)
+{
+ DeviceState *dev;
+ SysBusDevice *d;
+
+ dev = qdev_create(NULL, "lm32-pic");
+ qdev_init_nofail(dev);
+ d = SYS_BUS_DEVICE(dev);
+ sysbus_connect_irq(d, 0, cpu_irq);
+
+ return dev;
+}
+
+static inline DeviceState *lm32_juart_init(void)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "lm32-juart");
+ qdev_init_nofail(dev);
+
+ return dev;
+}
+
+#endif
diff --git a/hw/lm32/lm32_boards.c b/hw/lm32/lm32_boards.c
index b22c94f85f..6555a97e2e 100644
--- a/hw/lm32/lm32_boards.c
+++ b/hw/lm32/lm32_boards.c
@@ -25,8 +25,8 @@
#include "hw/loader.h"
#include "sysemu/blockdev.h"
#include "elf.h"
-#include "hw/lm32_hwsetup.h"
-#include "hw/lm32.h"
+#include "lm32_hwsetup.h"
+#include "lm32.h"
#include "exec/address-spaces.h"
typedef struct {
diff --git a/hw/lm32/lm32_hwsetup.h b/hw/lm32/lm32_hwsetup.h
new file mode 100644
index 0000000000..3449bd8dfc
--- /dev/null
+++ b/hw/lm32/lm32_hwsetup.h
@@ -0,0 +1,178 @@
+/*
+ * LatticeMico32 hwsetup helper functions.
+ *
+ * Copyright (c) 2010 Michael Walle <michael@walle.cc>
+ *
+ * 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/>.
+ */
+
+/*
+ * These are helper functions for creating the hardware description blob used
+ * in the Theobroma's uClinux port.
+ */
+
+#ifndef QEMU_HW_LM32_HWSETUP_H
+#define QEMU_HW_LM32_HWSETUP_H
+
+#include "qemu-common.h"
+#include "hw/loader.h"
+
+typedef struct {
+ void *data;
+ void *ptr;
+} HWSetup;
+
+enum hwsetup_tag {
+ HWSETUP_TAG_EOL = 0,
+ HWSETUP_TAG_CPU = 1,
+ HWSETUP_TAG_ASRAM = 2,
+ HWSETUP_TAG_FLASH = 3,
+ HWSETUP_TAG_SDRAM = 4,
+ HWSETUP_TAG_OCM = 5,
+ HWSETUP_TAG_DDR_SDRAM = 6,
+ HWSETUP_TAG_DDR2_SDRAM = 7,
+ HWSETUP_TAG_TIMER = 8,
+ HWSETUP_TAG_UART = 9,
+ HWSETUP_TAG_GPIO = 10,
+ HWSETUP_TAG_TRISPEEDMAC = 11,
+ HWSETUP_TAG_I2CM = 12,
+ HWSETUP_TAG_LEDS = 13,
+ HWSETUP_TAG_7SEG = 14,
+ HWSETUP_TAG_SPI_S = 15,
+ HWSETUP_TAG_SPI_M = 16,
+};
+
+static inline HWSetup *hwsetup_init(void)
+{
+ HWSetup *hw;
+
+ hw = g_malloc(sizeof(HWSetup));
+ hw->data = g_malloc0(TARGET_PAGE_SIZE);
+ hw->ptr = hw->data;
+
+ return hw;
+}
+
+static inline void hwsetup_free(HWSetup *hw)
+{
+ g_free(hw->data);
+ g_free(hw);
+}
+
+static inline void hwsetup_create_rom(HWSetup *hw,
+ hwaddr base)
+{
+ rom_add_blob("hwsetup", hw->data, TARGET_PAGE_SIZE, base);
+}
+
+static inline void hwsetup_add_u8(HWSetup *hw, uint8_t u)
+{
+ stb_p(hw->ptr, u);
+ hw->ptr += 1;
+}
+
+static inline void hwsetup_add_u32(HWSetup *hw, uint32_t u)
+{
+ stl_p(hw->ptr, u);
+ hw->ptr += 4;
+}
+
+static inline void hwsetup_add_tag(HWSetup *hw, enum hwsetup_tag t)
+{
+ stl_p(hw->ptr, t);
+ hw->ptr += 4;
+}
+
+static inline void hwsetup_add_str(HWSetup *hw, const char *str)
+{
+ pstrcpy(hw->ptr, 32, str);
+ hw->ptr += 32;
+}
+
+static inline void hwsetup_add_trailer(HWSetup *hw)
+{
+ hwsetup_add_u32(hw, 8); /* size */
+ hwsetup_add_tag(hw, HWSETUP_TAG_EOL);
+}
+
+static inline void hwsetup_add_cpu(HWSetup *hw,
+ const char *name, uint32_t frequency)
+{
+ hwsetup_add_u32(hw, 44); /* size */
+ hwsetup_add_tag(hw, HWSETUP_TAG_CPU);
+ hwsetup_add_str(hw, name);
+ hwsetup_add_u32(hw, frequency);
+}
+
+static inline void hwsetup_add_flash(HWSetup *hw,
+ const char *name, uint32_t base, uint32_t size)
+{
+ hwsetup_add_u32(hw, 52); /* size */
+ hwsetup_add_tag(hw, HWSETUP_TAG_FLASH);
+ hwsetup_add_str(hw, name);
+ hwsetup_add_u32(hw, base);
+ hwsetup_add_u32(hw, size);
+ hwsetup_add_u8(hw, 8); /* read latency */
+ hwsetup_add_u8(hw, 8); /* write latency */
+ hwsetup_add_u8(hw, 25); /* address width */
+ hwsetup_add_u8(hw, 32); /* data width */
+}
+
+static inline void hwsetup_add_ddr_sdram(HWSetup *hw,
+ const char *name, uint32_t base, uint32_t size)
+{
+ hwsetup_add_u32(hw, 48); /* size */
+ hwsetup_add_tag(hw, HWSETUP_TAG_DDR_SDRAM);
+ hwsetup_add_str(hw, name);
+ hwsetup_add_u32(hw, base);
+ hwsetup_add_u32(hw, size);
+}
+
+static inline void hwsetup_add_timer(HWSetup *hw,
+ const char *name, uint32_t base, uint32_t irq)
+{
+ hwsetup_add_u32(hw, 56); /* size */
+ hwsetup_add_tag(hw, HWSETUP_TAG_TIMER);
+ hwsetup_add_str(hw, name);
+ hwsetup_add_u32(hw, base);
+ hwsetup_add_u8(hw, 1); /* wr_tickcount */
+ hwsetup_add_u8(hw, 1); /* rd_tickcount */
+ hwsetup_add_u8(hw, 1); /* start_stop_control */
+ hwsetup_add_u8(hw, 32); /* counter_width */
+ hwsetup_add_u32(hw, 20); /* reload_ticks */
+ hwsetup_add_u8(hw, irq);
+ hwsetup_add_u8(hw, 0); /* padding */
+ hwsetup_add_u8(hw, 0); /* padding */
+ hwsetup_add_u8(hw, 0); /* padding */
+}
+
+static inline void hwsetup_add_uart(HWSetup *hw,
+ const char *name, uint32_t base, uint32_t irq)
+{
+ hwsetup_add_u32(hw, 56); /* size */
+ hwsetup_add_tag(hw, HWSETUP_TAG_UART);
+ hwsetup_add_str(hw, name);
+ hwsetup_add_u32(hw, base);
+ hwsetup_add_u32(hw, 115200); /* baudrate */
+ hwsetup_add_u8(hw, 8); /* databits */
+ hwsetup_add_u8(hw, 1); /* stopbits */
+ hwsetup_add_u8(hw, 1); /* use_interrupt */
+ hwsetup_add_u8(hw, 1); /* block_on_transmit */
+ hwsetup_add_u8(hw, 1); /* block_on_receive */
+ hwsetup_add_u8(hw, 4); /* rx_buffer_size */
+ hwsetup_add_u8(hw, 4); /* tx_buffer_size */
+ hwsetup_add_u8(hw, irq);
+}
+
+#endif /* QEMU_HW_LM32_HWSETUP_H */
diff --git a/hw/lm32/milkymist-hw.h b/hw/lm32/milkymist-hw.h
new file mode 100644
index 0000000000..4e86c4e832
--- /dev/null
+++ b/hw/lm32/milkymist-hw.h
@@ -0,0 +1,208 @@
+#ifndef QEMU_HW_MILKYMIST_H
+#define QEMU_HW_MILKYMIST_H
+
+#include "hw/qdev.h"
+#include "hw/qdev-addr.h"
+#include "net/net.h"
+
+static inline DeviceState *milkymist_uart_create(hwaddr base,
+ qemu_irq irq)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-uart");
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_hpdmc_create(hwaddr base)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-hpdmc");
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_memcard_create(hwaddr base)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-memcard");
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_vgafb_create(hwaddr base,
+ uint32_t fb_offset, uint32_t fb_mask)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-vgafb");
+ qdev_prop_set_uint32(dev, "fb_offset", fb_offset);
+ qdev_prop_set_uint32(dev, "fb_mask", fb_mask);
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_sysctl_create(hwaddr base,
+ qemu_irq gpio_irq, qemu_irq timer0_irq, qemu_irq timer1_irq,
+ uint32_t freq_hz, uint32_t system_id, uint32_t capabilities,
+ uint32_t gpio_strappings)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-sysctl");
+ qdev_prop_set_uint32(dev, "frequency", freq_hz);
+ qdev_prop_set_uint32(dev, "systemid", system_id);
+ qdev_prop_set_uint32(dev, "capabilities", capabilities);
+ qdev_prop_set_uint32(dev, "gpio_strappings", gpio_strappings);
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, gpio_irq);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, timer0_irq);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, timer1_irq);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_pfpu_create(hwaddr base,
+ qemu_irq irq)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-pfpu");
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
+ return dev;
+}
+
+#ifdef CONFIG_GLX
+#include <X11/Xlib.h>
+#include <GL/glx.h>
+static const int glx_fbconfig_attr[] = {
+ GLX_GREEN_SIZE, 5,
+ GLX_GREEN_SIZE, 6,
+ GLX_BLUE_SIZE, 5,
+ None
+};
+#endif
+
+static inline DeviceState *milkymist_tmu2_create(hwaddr base,
+ qemu_irq irq)
+{
+#ifdef CONFIG_GLX
+ DeviceState *dev;
+ Display *d;
+ GLXFBConfig *configs;
+ int nelements;
+ int ver_major, ver_minor;
+
+ if (display_type == DT_NOGRAPHIC) {
+ return NULL;
+ }
+
+ /* check that GLX will work */
+ d = XOpenDisplay(NULL);
+ if (d == NULL) {
+ return NULL;
+ }
+
+ if (!glXQueryVersion(d, &ver_major, &ver_minor)) {
+ /* Yeah, sometimes getting the GLX version can fail.
+ * Isn't X beautiful? */
+ XCloseDisplay(d);
+ return NULL;
+ }
+
+ if ((ver_major < 1) || ((ver_major == 1) && (ver_minor < 3))) {
+ printf("Your GLX version is %d.%d,"
+ "but TMU emulation needs at least 1.3. TMU disabled.\n",
+ ver_major, ver_minor);
+ XCloseDisplay(d);
+ return NULL;
+ }
+
+ configs = glXChooseFBConfig(d, 0, glx_fbconfig_attr, &nelements);
+ if (configs == NULL) {
+ XCloseDisplay(d);
+ return NULL;
+ }
+
+ XFree(configs);
+ XCloseDisplay(d);
+
+ dev = qdev_create(NULL, "milkymist-tmu2");
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
+
+ return dev;
+#else
+ return NULL;
+#endif
+}
+
+static inline DeviceState *milkymist_ac97_create(hwaddr base,
+ qemu_irq crrequest_irq, qemu_irq crreply_irq, qemu_irq dmar_irq,
+ qemu_irq dmaw_irq)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-ac97");
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, crrequest_irq);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, crreply_irq);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, dmar_irq);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 3, dmaw_irq);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_minimac2_create(hwaddr base,
+ hwaddr buffers_base, qemu_irq rx_irq, qemu_irq tx_irq)
+{
+ DeviceState *dev;
+
+ qemu_check_nic_model(&nd_table[0], "minimac2");
+ dev = qdev_create(NULL, "milkymist-minimac2");
+ qdev_set_nic_properties(dev, &nd_table[0]);
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, buffers_base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, rx_irq);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, tx_irq);
+
+ return dev;
+}
+
+static inline DeviceState *milkymist_softusb_create(hwaddr base,
+ qemu_irq irq, uint32_t pmem_base, uint32_t pmem_size,
+ uint32_t dmem_base, uint32_t dmem_size)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "milkymist-softusb");
+ qdev_prop_set_uint32(dev, "pmem_size", pmem_size);
+ qdev_prop_set_uint32(dev, "dmem_size", dmem_size);
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, pmem_base);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, dmem_base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
+
+ return dev;
+}
+
+#endif /* QEMU_HW_MILKYMIST_H */
diff --git a/hw/lm32/milkymist.c b/hw/lm32/milkymist.c
index c3724dee06..d02ca0cc04 100644
--- a/hw/lm32/milkymist.c
+++ b/hw/lm32/milkymist.c
@@ -26,8 +26,8 @@
#include "hw/loader.h"
#include "elf.h"
#include "sysemu/blockdev.h"
-#include "hw/milkymist-hw.h"
-#include "hw/lm32.h"
+#include "milkymist-hw.h"
+#include "lm32.h"
#include "exec/address-spaces.h"
#define BIOS_FILENAME "mmone-bios.bin"
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-14 12:39:47 +0000