Added fdt generic platform support. Note that this does not add the fdt init
handler to the table of registered models as this needs to be handled in a
platform dependent way (due to target endianness issues). Fdt generic machine
models are required to register this device should it be supported.
Signed-off-by: Peter A. G. Crosthwaite <peter.crosthwa...@petalogix.com>
---
hw/fdt_generic_devices.c | 45 +++++++++++++++++++++++++++++++++++++++++++
hw/fdt_generic_devices.h | 8 +++++++
hw/microblaze/Makefile.objs | 1 +
3 files changed, 54 insertions(+), 0 deletions(-)
create mode 100644 hw/fdt_generic_devices.c
create mode 100644 hw/fdt_generic_devices.h
diff --git a/hw/fdt_generic_devices.c b/hw/fdt_generic_devices.c
new file mode 100644
index 0000000..91b3c5b
--- /dev/null
+++ b/hw/fdt_generic_devices.c
@@ -0,0 +1,45 @@
+
+#include "blockdev.h"
+
+#include "fdt_generic_util.h"
+#include "fdt_generic_devices.h"
+
+#define FLASH_SECTOR_SIZE (64 * 1024)
+
+/* FIXME: This file should go away. When these devices are properly QOMified
+ * then these FDT creations should happen automatically without need for these
+ * explict shim functions
+ */
+
+int pflash_cfi01_fdt_init(char *node_path, FDTMachineInfo *fdti, void *opaque)
+{
+
+ int flash_base = 0;
+ int flash_size = 0;
+ Error *errp = NULL;
+
+ int be = *((int *)opaque);
+
+ DriveInfo *dinfo;
+ int bank_width;
+
+ flash_base = qemu_devtree_getprop_cell(fdti->fdt, node_path, "reg", 0,
+ false, &errp);
+ flash_size = qemu_devtree_getprop_cell(fdti->fdt, node_path, "reg", 1,
+ false, &errp);
+ bank_width = qemu_devtree_getprop_cell(fdti->fdt, node_path, "bank-width",
+ 0, false, &errp);
+ assert_no_error(errp);
+
+ printf("FDT: FLASH: baseaddr: 0x%x, size: 0x%x\n",
+ flash_base, flash_size);
+
+ dinfo = drive_get_next(IF_PFLASH);
+ pflash_cfi01_register(flash_base, NULL, node_path, flash_size,
+ dinfo ? dinfo->bdrv : NULL, FLASH_SECTOR_SIZE,
+ flash_size/FLASH_SECTOR_SIZE,
+ bank_width, 0x89, 0x18, 0x0000, 0x0, be);
+ return 0;
+}
+
+#endif /* CONFIG_FDT */
diff --git a/hw/fdt_generic_devices.h b/hw/fdt_generic_devices.h
new file mode 100644
index 0000000..3bb4c05
--- /dev/null
+++ b/hw/fdt_generic_devices.h
@@ -0,0 +1,8 @@
+#ifndef FDT_GENERIC_DEVICES_H
+#define FDT_GENERIC_DEVICES_H
+
+#include "fdt_generic.h"
+
+int pflash_cfi01_fdt_init(char *node_path, FDTMachineInfo *fdti, void *opaque);
+
+#endif /* FDT_GENERIC_DEVICES_H */
diff --git a/hw/microblaze/Makefile.objs b/hw/microblaze/Makefile.objs
index 23f9cbb..ef2d6b7 100644
--- a/hw/microblaze/Makefile.objs
+++ b/hw/microblaze/Makefile.objs
@@ -8,5 +8,6 @@ obj-$(CONFIG_FDT) += ../device_tree.o
obj-$(CONFIG_FDT_GENERIC) += fdt_generic.o
obj-$(CONFIG_FDT_GENERIC) += fdt_generic_util.o
+obj-$(CONFIG_FDT_GENERIC) += fdt_generic_devices.o
obj-y := $(addprefix ../,$(obj-y))
--
1.7.0.4
