Message ID | 20231018115231.3547102-4-patrick.rudolph@9elements.com |
---|---|
State | New |
Headers | show |
Series | hw/i386: Add MTD controller on ICH9 | expand |
diff --git a/hw/i386/pc_sysfw.c b/hw/i386/pc_sysfw.c index c8d9e71b88..b98077422c 100644 --- a/hw/i386/pc_sysfw.c +++ b/hw/i386/pc_sysfw.c @@ -211,6 +211,12 @@ void pc_system_firmware_init(PCMachineState *pcms, x86_bios_rom_init(MACHINE(pcms), "bios.bin", rom_memory, true); return; } + DriveInfo *dinfo = drive_get(IF_MTD, 0, 0); + if (dinfo) { + /* SPI flash and BIOS will be emulated by MTD controller */ + pc_system_flash_cleanup_unused(pcms); + return; + } /* Map legacy -drive if=pflash to machine properties */ for (i = 0; i < ARRAY_SIZE(pcms->flash); i++) {
The newly introduced ICH9 SPI MTD controller creates the BIOS region itself as it needs to update the mmaped BIOS region as well when the MTD device is updated though the SPI controller. Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> --- hw/i386/pc_sysfw.c | 6 ++++++ 1 file changed, 6 insertions(+)