[XS] Change in coreboot[main]: mb/qemu-i440fx/rom_media: Use MEM_REGION_DEV_INIT() for boot_dev

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/84089?usp=email )

Change subject: mb/qemu-i440fx/rom_media: Use MEM_REGION_DEV_INIT() for boot_dev
......................................................................

mb/qemu-i440fx/rom_media: Use MEM_REGION_DEV_INIT() for boot_dev

`boot_dev` can be const, and we can use MEM_REGION_DEV_INIT() as all
the values are known at compile time.

Change-Id: Icd3757ba4b5e8bfbee9e9c9d18bf0ee71520a8ac
Signed-off-by: Nico Huber 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84089
Reviewed-by: Arthur Heymans 
Reviewed-by: Krystian Hebel 
Tested-by: build bot (Jenkins) 
---
M src/mainboard/emulation/qemu-i440fx/rom_media.c
1 file changed, 2 insertions(+), 5 deletions(-)

Approvals:
  Arthur Heymans: Looks good to me, approved
  Krystian Hebel: Looks good to me, approved
  build bot (Jenkins): Verified

diff --git a/src/mainboard/emulation/qemu-i440fx/rom_media.c b/src/mainboard/emulation/qemu-i440fx/rom_media.c
index d2469ba..f4fd3c3 100644
--- a/src/mainboard/emulation/qemu-i440fx/rom_media.c
+++ b/src/mainboard/emulation/qemu-i440fx/rom_media.c
@@ -97,7 +97,8 @@
 }

static struct region_device_ops flash_ops;
-static struct mem_region_device boot_dev;
+static const struct mem_region_device boot_dev =
+	MEM_REGION_DEV_INIT(0x100000000ULL - CONFIG_ROM_SIZE, CONFIG_ROM_SIZE, &flash_ops);

/*
  * Depending on how firmware image was passed to QEMU, it may behave as:
@@ -133,10 +134,6 @@
     */
    flash_ops = mem_rdev_rw_ops;

-	boot_dev.base = (void *)(uintptr_t)(0x100000000ULL - CONFIG_ROM_SIZE);
-	boot_dev.rdev.ops = &flash_ops;
-	boot_dev.rdev.region.size = CONFIG_ROM_SIZE;
-
    /*
     * Find first byte different than any of the commands, simplified.
     *