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[PATCH v2 17/21] hw/microblaze: Open-code pflash_cfi01_register()


From: Philippe Mathieu-Daudé
Subject: [PATCH v2 17/21] hw/microblaze: Open-code pflash_cfi01_register()
Date: Mon, 9 Jan 2023 13:08:29 +0100

pflash_cfi01_register() hides an implicit sysbus mapping of
MMIO region #0. This is not practical in a heterogeneous world
where multiple cores use different address spaces. In order to
remove pflash_cfi01_register() from the pflash API, open-code it
as a qdev creation call followed by an explicit sysbus mapping.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/microblaze/petalogix_ml605_mmu.c      | 18 ++++++++++++------
 hw/microblaze/petalogix_s3adsp1800_mmu.c | 16 ++++++++++++----
 2 files changed, 24 insertions(+), 10 deletions(-)

diff --git a/hw/microblaze/petalogix_ml605_mmu.c 
b/hw/microblaze/petalogix_ml605_mmu.c
index 1888900156..84db4413c0 100644
--- a/hw/microblaze/petalogix_ml605_mmu.c
+++ b/hw/microblaze/petalogix_ml605_mmu.c
@@ -104,12 +104,18 @@ petalogix_ml605_init(MachineState *machine)
     memory_region_add_subregion(address_space_mem, MEMORY_BASEADDR, phys_ram);
 
     dinfo = drive_get(IF_PFLASH, 0, 0);
-    /* 5th parameter 2 means bank-width
-     * 10th paremeter 0 means little-endian */
-    pflash_cfi01_register(FLASH_BASEADDR, "petalogix_ml605.flash", FLASH_SIZE,
-                          dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
-                          FLASH_SECTOR_SIZE, 2, 0x89, 0x18, 0x0000, 0x0, 0);
-
+    dev = qdev_new(TYPE_PFLASH_CFI01);
+    qdev_prop_set_string(dev, "name", "petalogix_ml605.flash");
+    qdev_prop_set_drive(dev, "drive",
+                        dinfo ? blk_by_legacy_dinfo(dinfo) : NULL);
+    qdev_prop_set_uint32(dev, "num-blocks", FLASH_SIZE / FLASH_SECTOR_SIZE);
+    qdev_prop_set_uint64(dev, "sector-length", FLASH_SECTOR_SIZE);
+    qdev_prop_set_uint8(dev, "width", 2); /* bank-width */
+    qdev_prop_set_bit(dev, "big-endian", false);
+    qdev_prop_set_uint16(dev, "id0", 0x0089);
+    qdev_prop_set_uint16(dev, "id1", 0x0018);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASEADDR);
 
     dev = qdev_new("xlnx.xps-intc");
     qdev_prop_set_uint32(dev, "kind-of-intr", 1 << TIMER_IRQ);
diff --git a/hw/microblaze/petalogix_s3adsp1800_mmu.c 
b/hw/microblaze/petalogix_s3adsp1800_mmu.c
index d14eff2514..94d85d6ec2 100644
--- a/hw/microblaze/petalogix_s3adsp1800_mmu.c
+++ b/hw/microblaze/petalogix_s3adsp1800_mmu.c
@@ -85,10 +85,18 @@ petalogix_s3adsp1800_init(MachineState *machine)
     memory_region_add_subregion(sysmem, ddr_base, phys_ram);
 
     dinfo = drive_get(IF_PFLASH, 0, 0);
-    pflash_cfi01_register(FLASH_BASEADDR,
-                          "petalogix_s3adsp1800.flash", FLASH_SIZE,
-                          dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
-                          FLASH_SECTOR_SIZE, 1, 0x89, 0x18, 0x0000, 0x0, 1);
+    dev = qdev_new(TYPE_PFLASH_CFI01);
+    qdev_prop_set_string(dev, "name", "petalogix_s3adsp1800.flash");
+    qdev_prop_set_drive(dev, "drive",
+                        dinfo ? blk_by_legacy_dinfo(dinfo) : NULL);
+    qdev_prop_set_uint32(dev, "num-blocks", FLASH_SIZE / FLASH_SECTOR_SIZE);
+    qdev_prop_set_uint64(dev, "sector-length", FLASH_SECTOR_SIZE);
+    qdev_prop_set_uint8(dev, "width", 1); /* bank-width */
+    qdev_prop_set_bit(dev, "big-endian", true);
+    qdev_prop_set_uint16(dev, "id0", 0x0089);
+    qdev_prop_set_uint16(dev, "id1", 0x0018);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASEADDR);
 
     dev = qdev_new("xlnx.xps-intc");
     qdev_prop_set_uint32(dev, "kind-of-intr",
-- 
2.38.1




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