Re: [PATCH 4/9] hw/block/pflash_cfi02: Set rom_mode to true in pflash_setup_mappings()

[David Edmondson <dme@dme.org>]

On Wednesday, 2021-03-10 at 00:50:23 +01, Philippe Mathieu-Daudé wrote:

> There is only one call to pflash_setup_mappings(). Convert 'rom_mode'
> to boolean and set it to true directly within pflash_setup_mappings().
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
>  hw/block/pflash_cfi02.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/hw/block/pflash_cfi02.c b/hw/block/pflash_cfi02.c
> index 845f50ed99b..5f949b4c792 100644
> --- a/hw/block/pflash_cfi02.c
> +++ b/hw/block/pflash_cfi02.c
> @@ -108,7 +108,7 @@ struct PFlashCFI02 {
>      MemoryRegion mem;
>      MemoryRegion *mem_mappings;    /* array; one per mapping */
>      MemoryRegion orig_mem;
> -    int rom_mode;
> +    bool rom_mode;

Given this, doesn't the second argument to pflash_register_memory() need
to change to bool, affecting its callers?

>      int read_counter; /* used for lazy switch-back to rom mode */
>      int sectors_to_erase;
>      uint64_t erase_time_remaining;
> @@ -181,6 +181,7 @@ static void pflash_setup_mappings(PFlashCFI02 *pfl)
>                                   "pflash-alias", &pfl->orig_mem, 0, size);
>          memory_region_add_subregion(&pfl->mem, i * size, &pfl->mem_mappings[i]);
>      }
> +    pfl->rom_mode = true;
>  }
>  
>  static void pflash_register_memory(PFlashCFI02 *pfl, int rom_mode)
> @@ -927,7 +928,6 @@ static void pflash_cfi02_realize(DeviceState *dev, Error **errp)
>      pfl->sector_erase_map = bitmap_new(pfl->total_sectors);
>  
>      pflash_setup_mappings(pfl);
> -    pfl->rom_mode = 1;
>      sysbus_init_mmio(SYS_BUS_DEVICE(dev), &pfl->mem);
>  
>      timer_init_ns(&pfl->timer, QEMU_CLOCK_VIRTUAL, pflash_timer, pfl);
> -- 
> 2.26.2

dme.
-- 
And you can't hold me down, 'cause I belong to the hurricane.